:root {
    /* ===== Colors - Light Theme ===== */
    --primary-hue: 250;
    --primary-color: hsl(250, 100%, 65%);
    --primary-light: hsl(250, 100%, 75%);
    --primary-dark: hsl(250, 100%, 55%);
    
    --secondary-color: hsl(200, 100%, 50%);
    --accent-color: hsl(180, 100%, 50%);
    
    /* Gradient Colors */
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #00d4ff 100%);
    --gradient-hero: linear-gradient(135deg, 
        rgba(102, 126, 234, 0.1) 0%, 
        rgba(118, 75, 162, 0.1) 50%, 
        rgba(0, 212, 255, 0.1) 100%);
    --gradient-card: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.1) 0%, 
        rgba(255, 255, 255, 0.05) 100%);
    --gradient-glow: radial-gradient(circle, 
        rgba(102, 126, 234, 0.3) 0%, 
        transparent 70%);
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fc;
    --bg-tertiary: #f0f2f5;
    --bg-card: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.7);
    --bg-glass-dark: rgba(255, 255, 255, 0.1);
    
    /* Text Colors */
    --text-primary: #1a1a2e;
    --text-secondary: #4a4a68;
    --text-tertiary: #6b6b8a;
    --text-muted: #9999b3;
    --text-light: #ffffff;
    
    /* Border Colors */
    --border-color: rgba(0, 0, 0, 0.08);
    --border-light: rgba(0, 0, 0, 0.05);
    --border-focus: var(--primary-color);
    
    /* Shadow Colors */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 40px rgba(102, 126, 234, 0.3);
    --shadow-primary: 0 10px 40px rgba(102, 126, 234, 0.3);
    
    /* Status Colors */
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --info-color: #3b82f6;
    
    /* ===== Typography ===== */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Fira Code', 'Consolas', monospace;
    
    /* Font Sizes */
    --fs-xs: 0.75rem;      /* 12px */
    --fs-sm: 0.875rem;     /* 14px */
    --fs-base: 1rem;       /* 16px */
    --fs-md: 1.125rem;     /* 18px */
    --fs-lg: 1.25rem;      /* 20px */
    --fs-xl: 1.5rem;       /* 24px */
    --fs-2xl: 2rem;        /* 32px */
    --fs-3xl: 2.5rem;      /* 40px */
    --fs-4xl: 3rem;        /* 48px */
    --fs-5xl: 4rem;        /* 64px */
    --fs-6xl: 5rem;        /* 80px */
    
    /* Font Weights */
    --fw-light: 300;
    --fw-regular: 400;
    --fw-medium: 500;
    --fw-semibold: 600;
    --fw-bold: 700;
    --fw-extrabold: 800;
    --fw-black: 900;
    
    /* Line Heights */
    --lh-tight: 1.2;
    --lh-normal: 1.5;
    --lh-relaxed: 1.75;
    
    /* Letter Spacing */
    --ls-tight: -0.02em;
    --ls-normal: 0;
    --ls-wide: 0.05em;
    --ls-wider: 0.1em;
    
    /* ===== Spacing ===== */
    --space-xs: 0.25rem;   /* 4px */
    --space-sm: 0.5rem;    /* 8px */
    --space-md: 1rem;      /* 16px */
    --space-lg: 1.5rem;    /* 24px */
    --space-xl: 2rem;      /* 32px */
    --space-2xl: 3rem;     /* 48px */
    --space-3xl: 4rem;     /* 64px */
    --space-4xl: 6rem;     /* 96px */
    --space-5xl: 8rem;     /* 128px */
    
    /* ===== Layout ===== */
    --container-max: 1200px;
    --container-padding: 1.5rem;
    --section-padding: 6rem;
    --header-height: 80px;
    
    /* ===== Border Radius ===== */
    --radius-sm: 0.375rem;    /* 6px */
    --radius-md: 0.5rem;      /* 8px */
    --radius-lg: 0.75rem;     /* 12px */
    --radius-xl: 1rem;        /* 16px */
    --radius-2xl: 1.5rem;     /* 24px */
    --radius-3xl: 2rem;       /* 32px */
    --radius-full: 9999px;
    
    /* ===== Transitions ===== */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-bounce: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* ===== Z-Index Scale ===== */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
    --z-cursor: 9999;
    
    /* ===== Glassmorphism ===== */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-blur: blur(20px);
    
    /* ===== Neumorphism ===== */
    --neu-shadow-light: -6px -6px 14px rgba(255, 255, 255, 0.7);
    --neu-shadow-dark: 6px 6px 14px rgba(0, 0, 0, 0.08);
}

/* ===== Dark Theme Variables ===== */
[data-theme="dark"] {
    /* Background Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-card: #16161f;
    --bg-glass: rgba(22, 22, 31, 0.8);
    --bg-glass-dark: rgba(0, 0, 0, 0.3);
    
    /* Text Colors */
    --text-primary: #f5f5f7;
    --text-secondary: #c5c5d0;
    --text-tertiary: #9999a8;
    --text-muted: #6b6b7a;
    
    /* Border Colors */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-light: rgba(255, 255, 255, 0.05);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.6);
    
    /* Glassmorphism */
    --glass-bg: rgba(22, 22, 31, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    /* Neumorphism */
    --neu-shadow-light: -6px -6px 14px rgba(255, 255, 255, 0.03);
    --neu-shadow-dark: 6px 6px 14px rgba(0, 0, 0, 0.5);
    
    /* Gradient Adjustments */
    --gradient-hero: linear-gradient(135deg, 
        rgba(102, 126, 234, 0.15) 0%, 
        rgba(118, 75, 162, 0.15) 50%, 
        rgba(0, 212, 255, 0.1) 100%);
    --gradient-card: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.05) 0%, 
        rgba(255, 255, 255, 0.02) 100%);
}

/* ============================================
   2. BASE & RESET STYLES
============================================ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: var(--fs-base);
    font-weight: var(--fw-regular);
    line-height: var(--lh-normal);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-slow), color var(--transition-slow);
}

body.no-scroll {
    overflow: hidden;
}

/* Selection */
::selection {
    background: var(--primary-color);
    color: var(--text-light);
}

::-moz-selection {
    background: var(--primary-color);
    color: var(--text-light);
}

/* Scrollbar Styles */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-full);
    border: 2px solid var(--bg-secondary);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--primary-dark), var(--primary-color));
}

/* Links */
a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-normal);
}

/* Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* Lists */
ul, ol {
    list-style: none;
}

/* Buttons */
button {
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
    border: none;
    outline: none;
    background: none;
    color: inherit;
}

/* Inputs */
input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    border: none;
    outline: none;
    background: none;
    color: inherit;
}

/* Focus States */
:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ============================================
   3. TYPOGRAPHY
============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--fw-bold);
    line-height: var(--lh-tight);
    color: var(--text-primary);
}

h1 {
    font-size: clamp(var(--fs-3xl), 5vw, var(--fs-6xl));
    letter-spacing: var(--ls-tight);
}

h2 {
    font-size: clamp(var(--fs-2xl), 4vw, var(--fs-4xl));
}

h3 {
    font-size: clamp(var(--fs-xl), 3vw, var(--fs-2xl));
}

h4 {
    font-size: var(--fs-lg);
}

h5 {
    font-size: var(--fs-md);
}

h6 {
    font-size: var(--fs-base);
}

p {
    color: var(--text-secondary);
    line-height: var(--lh-relaxed);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    padding: 0.2em 0.4em;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}

/* ============================================
   4. UTILITY CLASSES
============================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--primary-color);
    margin-bottom: var(--space-md);
    backdrop-filter: var(--glass-blur);
}

.section-tag i {
    font-size: var(--fs-xs);
}

.section-title {
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: var(--fs-md);
    color: var(--text-tertiary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: var(--fs-base);
    font-weight: var(--fw-semibold);
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-light);
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(102, 126, 234, 0.4);
}

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-primary .btn-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: btn-shine 3s infinite;
}

@keyframes btn-shine {
    0% { left: -100%; }
    50%, 100% { left: 100%; }
}

.btn-secondary {
    background: var(--bg-glass);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    backdrop-filter: var(--glass-blur);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--text-light);
    transform: translateY(-3px);
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    color: var(--text-light);
}

.btn-warning:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(245, 158, 11, 0.4);
}

/* ============================================
   5. PRELOADER
============================================ */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.loaded {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preloader-content {
    text-align: center;
}

.preloader-logo {
    position: relative;
    display: inline-block;
    margin-bottom: var(--space-lg);
}

.preloader-logo .logo-text {
    font-size: var(--fs-4xl);
    font-weight: var(--fw-black);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        filter: drop-shadow(0 0 10px rgba(102, 126, 234, 0.5));
    }
    50% {
        filter: drop-shadow(0 0 30px rgba(102, 126, 234, 0.8));
    }
}

.logo-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.preloader-text {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
    letter-spacing: var(--ls-wide);
    animation: fade-pulse 1.5s ease-in-out infinite;
}

@keyframes fade-pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* ============================================
   6. CUSTOM CURSOR
============================================ */
.cursor-dot,
.cursor-outline {
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: var(--z-cursor);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: opacity var(--transition-fast);
}

.cursor-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-color);
}

.cursor-outline {
    width: 40px;
    height: 40px;
    border: 2px solid var(--primary-color);
    opacity: 0.5;
    transition: width var(--transition-fast), 
                height var(--transition-fast), 
                border-color var(--transition-fast),
                background var(--transition-fast);
}

.cursor-outline.hover {
    width: 60px;
    height: 60px;
    background: rgba(102, 126, 234, 0.1);
    border-color: var(--primary-light);
}

.cursor-outline.click {
    width: 30px;
    height: 30px;
    border-width: 3px;
}

/* Hide custom cursor on mobile/touch devices */
@media (hover: none) and (pointer: coarse) {
    .cursor-dot,
    .cursor-outline {
        display: none;
    }
}

/* ============================================
   7. SCROLL PROGRESS BAR
============================================ */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--bg-tertiary);
    z-index: var(--z-fixed);
}

.scroll-progress-bar {
    height: 100%;
    width: 0%;
    background: var(--gradient-primary);
    transition: width 0.1s ease;
    box-shadow: 0 0 10px rgba(102, 126, 234, 0.5);
}

/* ============================================
   8. NAVIGATION / HEADER
============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: var(--z-fixed);
    transition: all var(--transition-normal);
}

.header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.header.scrolled::before {
    opacity: 1;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    position: relative;
}

/* Logo */
.nav-logo {
    display: flex;
    align-items: center;
    font-size: var(--fs-lg);
    font-weight: var(--fw-bold);
    font-family: var(--font-mono);
    color: var(--text-primary);
    transition: all var(--transition-normal);
    z-index: 10;
}

.nav-logo:hover {
    transform: scale(1.05);
}

.nav-logo .logo-bracket {
    color: var(--primary-color);
}

.nav-logo .logo-name {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-logo .logo-slash {
    color: var(--accent-color);
}

/* Nav Menu */
.nav-menu {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    position: relative;
}

.nav-link i {
    font-size: var(--fs-base);
    display: none;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 50%;
}

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    z-index: 10;
}

/* Theme Toggle */
.theme-toggle {
    position: relative;
    width: 50px;
    height: 28px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 6px;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.theme-toggle i {
    font-size: var(--fs-sm);
    transition: all var(--transition-normal);
    z-index: 1;
}

.theme-toggle .fa-moon {
    color: var(--primary-color);
}

.theme-toggle .fa-sun {
    color: var(--text-muted);
}

.theme-toggle .toggle-bg {
    position: absolute;
    left: 3px;
    width: 22px;
    height: 22px;
    background: var(--gradient-primary);
    border-radius: 50%;
    transition: all var(--transition-bounce);
    box-shadow: var(--shadow-md);
}

[data-theme="dark"] .theme-toggle .toggle-bg {
    left: calc(100% - 25px);
}

[data-theme="dark"] .theme-toggle .fa-moon {
    color: var(--text-muted);
}

[data-theme="dark"] .theme-toggle .fa-sun {
    color: #fbbf24;
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    gap: 5px;
    transition: all var(--transition-normal);
    backdrop-filter: var(--glass-blur);
}

.nav-toggle:hover {
    background: var(--bg-tertiary);
}

.hamburger-line {
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
}

.nav-toggle.active .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Nav Close Button (Mobile) */
.nav-close {
    display: none;
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    font-size: var(--fs-lg);
    color: var(--text-primary);
}

.nav-theme-mobile {
    display: none;
}

/* ============================================
   9. HERO SECTION
============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    position: relative;
    overflow: hidden;
}

/* Hero Background */
.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: -1;
}

.gradient-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s ease-in-out infinite;
}

.blob-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.4), rgba(118, 75, 162, 0.3));
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.blob-2 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.3), rgba(102, 126, 234, 0.2));
    bottom: -150px;
    left: -100px;
    animation-delay: -7s;
}

.blob-3 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, rgba(118, 75, 162, 0.3), rgba(245, 87, 108, 0.2));
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(30px, -30px) scale(1.05);
    }
    50% {
        transform: translate(-20px, 20px) scale(0.95);
    }
    75% {
        transform: translate(-30px, -20px) scale(1.02);
    }
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
}

[data-theme="dark"] .grid-overlay {
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
}

/* Hero Container */
.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    width: 100%;
}

/* Hero Content */
.hero-content {
    max-width: 600px;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
    backdrop-filter: var(--glass-blur);
}

.tag-icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    color: var(--text-light);
    font-size: var(--fs-xs);
}

.tag-text {
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    color: var(--primary-color);
}

.hero-title {
    margin-bottom: var(--space-md);
}

.title-greeting {
    display: block;
    font-size: var(--fs-xl);
    font-weight: var(--fw-medium);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.title-name {
    display: block;
    font-size: clamp(var(--fs-3xl), 6vw, var(--fs-5xl));
    font-weight: var(--fw-black);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.hero-role {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    font-size: var(--fs-lg);
    font-weight: var(--fw-semibold);
    color: var(--text-tertiary);
    margin-bottom: var(--space-lg);
    letter-spacing: var(--ls-wide);
}

.role-divider {
    color: var(--primary-color);
}

/* Typing Animation */
.hero-typing {
    display: flex;
    align-items: center;
    font-size: var(--fs-lg);
    margin-bottom: var(--space-lg);
    min-height: 32px;
}

.typing-prefix {
    color: var(--text-secondary);
}

.typing-text {
    color: var(--primary-color);
    font-weight: var(--fw-semibold);
}

.typing-cursor {
    color: var(--primary-color);
    animation: blink 1s step-end infinite;
    margin-left: 2px;
}

@keyframes blink {
    50% { opacity: 0; }
}

.hero-description {
    font-size: var(--fs-md);
    color: var(--text-secondary);
    line-height: var(--lh-relaxed);
    margin-bottom: var(--space-xl);
    max-width: 500px;
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

/* Hero Socials */
.hero-socials {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.socials-label {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
}

.socials-list {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.social-link {
    position: relative;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: var(--fs-lg);
    color: var(--text-secondary);
    transition: all var(--transition-normal);
    backdrop-filter: var(--glass-blur);
}

.social-link:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-light);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.social-tooltip {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--fs-xs);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.social-link:hover .social-tooltip {
    opacity: 1;
    visibility: visible;
    bottom: calc(100% + 15px);
}

/* Hero Image / Profile Card */
.hero-image {
    display: flex;
    justify-content: center;
    perspective: 1000px;
}

.profile-card {
    position: relative;
    width: 100%;
    max-width: 400px;
    background: var(--glass-bg);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    transform-style: preserve-3d;
    transition: transform var(--transition-slow);
}

.profile-card:hover {
    transform: rotateY(5deg) rotateX(5deg);
}

/* Card Glow Effect */
.card-glow {
    position: absolute;
    inset: -2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    opacity: 0.3;
    filter: blur(20px);
    z-index: -1;
    transition: opacity var(--transition-normal);
}

.profile-card:hover .card-glow {
    opacity: 0.5;
}

/* Card Border */
.card-border {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-2xl);
    padding: 2px;
    background: var(--gradient-primary);
    -webkit-mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

/* Card Content */
.card-content {
    position: relative;
    z-index: 1;
}

/* Profile Image */
.profile-image-wrapper {
    position: relative;
    width: 180px;
    height: 180px;
    margin: 0 auto var(--space-lg);
}

.profile-image {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid transparent;
    background: 
        linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
        var(--gradient-primary) border-box;
}

.image-ring {
    position: absolute;
    inset: -10px;
    border: 2px dashed var(--primary-color);
    border-radius: 50%;
    opacity: 0.3;
    animation: spin 30s linear infinite;
}

.image-ring.ring-2 {
    inset: -20px;
    border-color: var(--accent-color);
    animation-direction: reverse;
    animation-duration: 40s;
}

.image-status {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    white-space: nowrap;
    box-shadow: var(--shadow-md);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--success-color);
    border-radius: 50%;
    animation: pulse-dot 2s ease infinite;
}

@keyframes pulse-dot {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
    }
}

/* Card Info */
.card-info {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.card-name {
    font-size: var(--fs-xl);
    font-weight: var(--fw-bold);
    margin-bottom: var(--space-xs);
}

.card-role {
    font-size: var(--fs-sm);
    color: var(--primary-color);
    font-weight: var(--fw-medium);
    margin-bottom: var(--space-xs);
}

.card-college {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
}

/* Card Stats */
.card-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

.stat-item {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: var(--fs-xl);
    font-weight: var(--fw-bold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: var(--fs-xs);
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: var(--ls-wide);
}

.stat-divider {
    width: 1px;
    height: 30px;
    background: var(--border-color);
}

/* Floating Badges */
.floating-badge {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: var(--fw-medium);
    box-shadow: var(--shadow-lg);
    animation: float-badge 6s ease-in-out infinite;
    z-index: 2;
}

.floating-badge i {
    font-size: var(--fs-sm);
}

.badge-1 {
    top: 20px;
    left: -40px;
    animation-delay: 0s;
}

.badge-1 i { color: #f7df1e; }

.badge-2 {
    top: 40%;
    right: -50px;
    animation-delay: -1.5s;
}

.badge-2 i { color: var(--primary-color); }

.badge-3 {
    bottom: 20%;
    left: -30px;
    animation-delay: -3s;
}

.badge-3 i { color: var(--accent-color); }

.badge-4 {
    bottom: 20px;
    right: -20px;
    animation-delay: -4.5s;
}

.badge-4 i { color: #3776ab; }

@keyframes float-badge {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    animation: bounce 2s ease-in-out infinite;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--text-tertiary);
    border-radius: var(--radius-full);
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.mouse-wheel {
    width: 4px;
    height: 8px;
    background: var(--primary-color);
    border-radius: var(--radius-full);
    animation: scroll-wheel 2s ease-in-out infinite;
}

@keyframes scroll-wheel {
    0%, 100% {
        transform: translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateY(8px);
        opacity: 0.3;
    }
}

.scroll-text {
    font-size: var(--fs-xs);
    color: var(--text-tertiary);
    letter-spacing: var(--ls-wide);
}

.scroll-arrow {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
    animation: bounce-arrow 1.5s ease-in-out infinite;
}

@keyframes bounce-arrow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(5px); }
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

/* ============================================
   10. ABOUT SECTION
============================================ */
.about {
    background: var(--bg-secondary);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-3xl);
    align-items: start;
}

/* About Image */
/* ============================================
   ABOUT IMAGE - 3D EFFECT (FIXED)
============================================ */

/* About Image */
.about-image {
    position: sticky;
    top: calc(var(--header-height) + var(--space-xl));
}

.image-frame {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: visible; /* Changed from hidden */
    perspective: 1000px;
}

/* REMOVE the border decoration */
.frame-decoration {
    display: none; /* Hide the border */
}

.about-img {
    width: 100%;
    max-width: 400px;
    height: 300%;
    object-fit: contain; /* Show full image */
    border-radius: var(--radius-2xl);
    transition: transform 0.5s ease, filter 0.5s ease;
    
    /* 3D Shadow Effect - Multiple Layers */
    filter: 
        drop-shadow(0 5px 10px rgba(102, 126, 234, 0.2))
        drop-shadow(0 15px 30px rgba(102, 126, 234, 0.15))
        drop-shadow(0 30px 60px rgba(0, 0, 0, 0.2));
    
    /* Subtle 3D Transform */
    transform: 
        perspective(1000px) 
        rotateY(-5deg) 
        rotateX(2deg) 
        translateZ(20px);
    
    /* For images without background */
    background: transparent;
}

/* Hover Effect - Enhanced 3D */
.image-frame:hover .about-img {
    transform: 
        perspective(1000px) 
        rotateY(0deg) 
        rotateX(0deg) 
        translateZ(40px)
        scale(1.02);
    
    filter: 
        drop-shadow(0 10px 20px rgba(102, 126, 234, 0.3))
        drop-shadow(0 25px 50px rgba(102, 126, 234, 0.2))
        drop-shadow(0 50px 80px rgba(0, 0, 0, 0.25));
}

/* 3D Floating Animation */
@keyframes float-3d {
    0%, 100% {
        transform: 
            perspective(1000px) 
            rotateY(-5deg) 
            rotateX(2deg) 
            translateZ(20px)
            translateY(0);
    }
    50% {
        transform: 
            perspective(1000px) 
            rotateY(-3deg) 
            rotateX(4deg) 
            translateZ(30px)
            translateY(-10px);
    }
}

.about-img {
    animation: float-3d 6s ease-in-out infinite;
}

/* Pause animation on hover */
.image-frame:hover .about-img {
    animation-play-state: paused;
}

/* Experience Badge - Adjusted Position */
.experience-badge {
    position: absolute;
    bottom: var(--space-lg);
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--border-color);
    z-index: 2;
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.1),
        0 5px 15px rgba(102, 126, 234, 0.1);
    transform: translateX(20px);
    transition: all 0.3s ease;
}

.image-frame:hover .experience-badge {
    transform: translateX(30px) translateY(-5px);
    box-shadow: 
        0 15px 40px rgba(0, 0, 0, 0.15),
        0 10px 25px rgba(102, 126, 234, 0.15);
}

.exp-number {
    display: block;
    font-size: var(--fs-2xl);
    font-weight: var(--fw-bold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.exp-text {
    font-size: var(--fs-xs);
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: var(--ls-wide);
}

/* Glow Effect Behind Image */
.image-frame::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 80%;
    height: 80%;
    background: var(--gradient-primary);
    border-radius: 50%;
    transform: translate(-50%, -50%) translateZ(-50px);
    filter: blur(60px);
    opacity: 0.3;
    z-index: -1;
    transition: opacity 0.5s ease;
}

.image-frame:hover::before {
    opacity: 0.5;
}

/* Dark Theme Adjustments */
[data-theme="dark"] .about-img {
    filter: 
        drop-shadow(0 5px 10px rgba(102, 126, 234, 0.3))
        drop-shadow(0 15px 30px rgba(102, 126, 234, 0.2))
        drop-shadow(0 30px 60px rgba(0, 0, 0, 0.4));
}

[data-theme="dark"] .image-frame:hover .about-img {
    filter: 
        drop-shadow(0 10px 20px rgba(102, 126, 234, 0.4))
        drop-shadow(0 25px 50px rgba(102, 126, 234, 0.3))
        drop-shadow(0 50px 80px rgba(0, 0, 0, 0.5));
}

[data-theme="dark"] .image-frame::before {
    opacity: 0.2;
}

[data-theme="dark"] .image-frame:hover::before {
    opacity: 0.4;
}


/* ============================================
   RESPONSIVE FIXES - ABOUT & PROJECTS
============================================ */

/* Tablets */
@media screen and (max-width: 1024px) {
    /* About Image */
    .about-img {
        max-width: 350px;
        margin: 0 auto;
        animation: none; /* Disable floating on tablets */
        transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
    }
    
    .image-frame:hover .about-img {
        transform: scale(1.02);
    }
    
    .experience-badge {
        transform: translateX(0);
        right: var(--space-md);
    }
    
    .image-frame:hover .experience-badge {
        transform: translateY(-5px);
    }
    
    /* Projects */
    .project-image {
        min-height: 180px;
        max-height: 250px;
    }
}

/* Mobile */
@media screen and (max-width: 768px) {
    /* About Image */
    .about-img {
        max-width: 280px;
        filter: 
            drop-shadow(0 5px 15px rgba(102, 126, 234, 0.2))
            drop-shadow(0 15px 40px rgba(0, 0, 0, 0.15));
    }
    
    .image-frame::before {
        display: none; /* Hide glow on mobile for performance */
    }
    
    .experience-badge {
        bottom: var(--space-md);
        right: 50%;
        transform: translateX(50%);
        padding: var(--space-sm) var(--space-md);
    }
    
    .image-frame:hover .experience-badge {
        transform: translateX(50%);
    }
    
    /* Projects */
    .project-image {
        min-height: 160px;
        max-height: 220px;
    }
    
    .project-image img {
        padding: var(--space-xs);
    }
}

/* Small Mobile */
@media screen and (max-width: 480px) {
    /* About Image */
    .about-img {
        max-width: 240px;
    }
    
    .exp-number {
        font-size: var(--fs-xl);
    }
    
    /* Projects */
    .project-image {
        min-height: 150px;
        max-height: 200px;
    }
}

/* About Content */
.about-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.about-greeting {
    font-size: var(--fs-xl);
    margin-bottom: var(--space-sm);
}

.about-greeting .highlight {
    color: var(--primary-color);
}

.about-bio {
    font-size: var(--fs-base);
    line-height: var(--lh-relaxed);
}

.about-bio strong {
    color: var(--text-primary);
    font-weight: var(--fw-semibold);
}

/* Info Cards */
.about-info-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.info-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.info-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    border-radius: var(--radius-lg);
    font-size: var(--fs-lg);
    color: var(--primary-color);
}

.info-content h4 {
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-xs);
}

.info-content p {
    font-size: var(--fs-xs);
    color: var(--text-tertiary);
}

/* Counter Stats */
.about-counters {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
}

.counter-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.counter-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.counter-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    font-size: var(--fs-xl);
    color: var(--text-light);
    flex-shrink: 0;
}

.counter-content {
    display: flex;
    flex-direction: column;
}

.counter-number {
    font-size: var(--fs-2xl);
    font-weight: var(--fw-bold);
    color: var(--text-primary);
    line-height: 1;
}

.counter-plus {
    font-size: var(--fs-lg);
    font-weight: var(--fw-bold);
    color: var(--primary-color);
}

.counter-infinity {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.counter-label {
    font-size: var(--fs-xs);
    color: var(--text-tertiary);
    margin-top: var(--space-xs);
}

/* Current Focus */
.current-focus {
    padding: var(--space-lg);
    background: var(--gradient-hero);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
}

.current-focus h4 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--fs-base);
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.current-focus h4 i {
    color: var(--primary-color);
}

.focus-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.focus-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.focus-tag:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.focus-tag i {
    font-size: var(--fs-base);
}

/* About Actions */
.about-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

/* ============================================
   11. SKILLS SECTION
============================================ */
.skills {
    background: var(--bg-primary);
}

.skills-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

/* Skill Category */
.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    transition: all var(--transition-normal);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.category-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.category-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    font-size: var(--fs-lg);
    color: var(--text-light);
}

.category-title {
    font-size: var(--fs-lg);
    font-weight: var(--fw-semibold);
}

/* Skill Cards */
.skill-cards {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.skill-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.skill-card:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.skill-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    font-size: var(--fs-xl);
    flex-shrink: 0;
}

.skill-icon .fa-html5 { color: #e34f26; }
.skill-icon .fa-css3-alt { color: #1572b6; }
.skill-icon .fa-js-square { color: #f7df1e; }
.skill-icon .fa-python { color: #3776ab; }
.skill-icon .fa-shield-alt { color: var(--primary-color); }
.skill-icon .fa-paint-brush { color: #ff6b6b; }
.skill-icon .fa-git-alt { color: #f05032; }
.skill-icon .fa-code { color: var(--accent-color); }

.skill-info {
    flex: 1;
}

.skill-info h4 {
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-sm);
}

.skill-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    width: 0;
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.skill-progress.animated {
    width: var(--progress, 0%);
}

.skill-percent {
    position: absolute;
    right: 0;
    top: -20px;
    font-size: var(--fs-xs);
    font-weight: var(--fw-medium);
    color: var(--primary-color);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.skill-card:hover .skill-percent {
    opacity: 1;
}

.skill-level {
    font-size: var(--fs-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--gradient-hero);
    border-radius: var(--radius-full);
    color: var(--primary-color);
    font-weight: var(--fw-medium);
    white-space: nowrap;
}

/* Tech Stack */
.tech-stack {
    text-align: center;
    padding: var(--space-xl);
    background: var(--gradient-hero);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
}

.tech-title {
    font-size: var(--fs-md);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-lg);
}

.tech-icons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
}

.tech-icon {
    position: relative;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    font-size: var(--fs-2xl);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.tech-icon:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.tech-icon .fa-html5:hover { color: #e34f26; }
.tech-icon:hover .fa-html5 { color: #e34f26; }
.tech-icon:hover .fa-css3-alt { color: #1572b6; }
.tech-icon:hover .fa-js-square { color: #f7df1e; }
.tech-icon:hover .fa-python { color: #3776ab; }
.tech-icon:hover .fa-git-alt { color: #f05032; }
.tech-icon:hover .fa-github { color: var(--text-primary); }
.tech-icon:hover .fa-code { color: var(--primary-color); }
.tech-icon:hover .fa-terminal { color: var(--accent-color); }

.tech-icon::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--fs-xs);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.tech-icon:hover::after {
    opacity: 1;
    visibility: visible;
    bottom: calc(100% + 15px);
}

/* ============================================
   RESPONSIVE STYLES - Part 1
============================================ */

/* Large Tablets / Small Laptops */
@media screen and (max-width: 1024px) {
    :root {
        --section-padding: 5rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-2xl);
    }
    
    .hero-content {
        max-width: 100%;
        order: 2;
    }
    
    .hero-image {
        order: 1;
    }
    
    .hero-description {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-socials {
        justify-content: center;
    }
    
    .hero-role {
        justify-content: center;
    }
    
    .hero-typing {
        justify-content: center;
    }
    
    .profile-card {
        max-width: 350px;
    }
    
    .floating-badge {
        display: none;
    }
    
    .about-container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .about-image {
        position: relative;
        top: 0;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .about-info-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-counters {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .skills-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablets */
@media screen and (max-width: 768px) {
    :root {
        --section-padding: 4rem;
        --container-padding: 1.25rem;
    }
    
    /* Navigation Mobile */
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background: var(--bg-card);
        flex-direction: column;
        padding: var(--space-4xl) var(--space-xl);
        box-shadow: var(--shadow-xl);
        transition: right var(--transition-smooth);
        z-index: var(--z-fixed);
    }
    
    .nav-menu.show {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        width: 100%;
        gap: var(--space-sm);
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        width: 100%;
        padding: var(--space-md);
        border-radius: var(--radius-lg);
        background: var(--bg-secondary);
    }
    
    .nav-link i {
        display: block;
    }
    
    .nav-link::before {
        display: none;
    }
    
    .nav-link:hover,
    .nav-link.active {
        background: var(--gradient-hero);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-close {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .nav-theme-mobile {
        display: flex;
        justify-content: center;
        margin-top: var(--space-xl);
        padding-top: var(--space-xl);
        border-top: 1px solid var(--border-color);
    }
    
    .nav-actions .theme-toggle {
        display: none;
    }
    
    /* Hero Adjustments */
    .title-name {
        font-size: clamp(var(--fs-2xl), 8vw, var(--fs-4xl));
    }
    
    .hero-role {
        font-size: var(--fs-base);
    }
    
    .profile-card {
        max-width: 300px;
        padding: var(--space-lg);
    }
    
    .profile-image-wrapper {
        width: 140px;
        height: 140px;
    }
    
    .card-stats {
        gap: var(--space-sm);
    }
    
    .stat-value {
        font-size: var(--fs-lg);
    }
    
    .scroll-indicator {
        display: none;
    }
    
    /* About Adjustments */
    .about-info-cards {
        grid-template-columns: 1fr;
    }
    
    .about-counters {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .counter-item {
        flex-direction: column;
        text-align: center;
        padding: var(--space-md);
    }
    
    /* Skills Adjustments */
    .skills-container {
        grid-template-columns: 1fr;
    }
    
    .tech-icon {
        width: 50px;
        height: 50px;
        font-size: var(--fs-xl);
    }
}

/* Mobile */
@media screen and (max-width: 480px) {
    :root {
        --section-padding: 3rem;
        --fs-6xl: 3rem;
        --fs-5xl: 2.5rem;
        --fs-4xl: 2rem;
    }
    
    .hero {
        min-height: auto;
        padding-top: calc(var(--header-height) + var(--space-xl));
        padding-bottom: var(--space-2xl);
    }
    
    .hero-tag {
        padding: var(--space-xs) var(--space-sm);
    }
    
    .tag-text {
        font-size: var(--fs-xs);
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .hero-socials {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .profile-card {
        max-width: 280px;
    }
    
    .card-name {
        font-size: var(--fs-lg);
    }
    
    .about-counters {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-sm);
    }
    
    .counter-icon {
        width: 44px;
        height: 44px;
        font-size: var(--fs-lg);
    }
    
    .counter-number {
        font-size: var(--fs-xl);
    }
    
    .focus-tags {
        flex-direction: column;
    }
    
    .focus-tag {
        justify-content: center;
    }
    
    .about-actions {
        flex-direction: column;
    }
    
    .about-actions .btn {
        width: 100%;
    }
    
    .skill-card {
        flex-wrap: wrap;
    }
    
    .skill-level {
        width: 100%;
        text-align: center;
        margin-top: var(--space-sm);
    }
    
    .tech-icons {
        gap: var(--space-sm);
    }
    
    .tech-icon {
        width: 44px;
        height: 44px;
        font-size: var(--fs-lg);
    }
}
/* ============================================
   ABHISHEK KUMAR - PORTFOLIO WEBSITE
   CSS Stylesheet - Part 2 of 2
   
   Contents:
   12. Projects Section
   13. Learning Journey / Timeline
   14. Certificates Section
   15. Testimonials Section
   16. Fun / Experimental Section
   17. Music Section
   18. Contact Section
   19. Footer
   20. Back to Top Button
   21. Floating Contact Button
   22. Toast Notifications
   23. Modals
   24. Additional Animations
   25. Final Responsive Styles
   
   Author: Abhishek Kumar
   Version: 1.0.0
============================================ */

/* ============================================
   12. PROJECTS SECTION - ENHANCED PREMIUM
============================================ */

.projects {
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

/* Background Decorations */
.projects::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    animation: pulse-glow 8s ease-in-out infinite;
}

.projects::after {
    content: '';
    position: absolute;
    bottom: -30%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    animation: pulse-glow 10s ease-in-out infinite reverse;
}

@keyframes pulse-glow {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.2);
        opacity: 1;
    }
}

/* Section Header Enhancement */
.projects .section-header {
    position: relative;
    z-index: 2;
}

/* ===== Project Filters - Enhanced ===== */
.project-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-3xl);
    position: relative;
    z-index: 2;
}

.filter-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

/* Filter Button Shine Effect */
.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg, 
        transparent, 
        rgba(255, 255, 255, 0.2), 
        transparent
    );
    transition: left 0.5s ease;
}

.filter-btn:hover::before {
    left: 100%;
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
}

.filter-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: var(--text-light);
    box-shadow: 
        0 10px 30px rgba(102, 126, 234, 0.4),
        0 0 0 2px rgba(102, 126, 234, 0.1);
    transform: translateY(-3px);
}

.filter-btn.active:hover {
    transform: translateY(-5px);
    box-shadow: 
        0 15px 40px rgba(102, 126, 234, 0.5),
        0 0 0 4px rgba(102, 126, 234, 0.1);
}

.filter-btn i {
    font-size: var(--fs-sm);
    transition: transform 0.3s ease;
}

.filter-btn:hover i {
    transform: scale(1.2);
}

.filter-btn.active i {
    animation: bounce-icon 0.5s ease;
}

@keyframes bounce-icon {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.3); }
}

/* ===== Projects Grid - Enhanced Layout ===== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
    position: relative;
    z-index: 2;
}

/* ===== Project Card - Premium Design ===== */
.project-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 1;
    transform: translateY(0) scale(1);
    
    /* Glassmorphism */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Card Glow Border on Hover */
.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-2xl);
    padding: 2px;
    background: linear-gradient(
        135deg, 
        var(--primary-color), 
        var(--accent-color), 
        var(--primary-color)
    );
    -webkit-mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 0;
}

.project-card:hover::before {
    opacity: 1;
}

/* Card Glow Effect */
.project-card::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        circle at center,
        rgba(102, 126, 234, 0.15) 0%,
        transparent 70%
    );
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.6s ease;
    pointer-events: none;
    z-index: 0;
}

.project-card:hover::after {
    transform: translate(-50%, -50%) scale(1.5);
}

.project-card.hidden {
    display: none;
    opacity: 0;
    transform: translateY(20px) scale(0.9);
}

.project-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 
        0 25px 60px rgba(102, 126, 234, 0.25),
        0 15px 40px rgba(0, 0, 0, 0.15);
    border-color: transparent;
}

/* ===== Project Image - Enhanced ===== */
.project-image {
    position: relative;
    width: 110%;
    height: 300px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    z-index: 1;
}

/* Animated Gradient Border */
.project-image::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
    z-index: 5;
}

.project-card:hover .project-image::before {
    transform: scaleX(1);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover .project-image img {
    transform: scale(1.1) rotate(1deg);
    filter: brightness(1.1);
}

/* ===== Project Overlay - Glassmorphism ===== */
.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        transparent 0%,
        rgba(10, 10, 15, 0.3) 30%,
        rgba(10, 10, 15, 0.9) 100%
    );
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    padding: var(--space-xl);
    opacity: 0;
    transition: all 0.4s ease;
    z-index: 3;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

/* Project Links - Enhanced */
.project-links {
    display: flex;
    gap: var(--space-md);
    transform: translateY(30px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover .project-links {
    transform: translateY(0);
}

.project-link {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    color: var(--text-light);
    font-size: var(--fs-xl);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.project-link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.project-link:hover {
    border-color: transparent;
    transform: translateY(-8px) scale(1.1);
    box-shadow: 
        0 15px 35px rgba(102, 126, 234, 0.4),
        0 0 20px rgba(102, 126, 234, 0.3);
}

.project-link:hover::before {
    opacity: 1;
}

.project-link i {
    transition: transform 0.3s ease;
}

.project-link:hover i {
    transform: scale(1.1);
    animation: pulse 0.5s ease;
}

@keyframes pulse {
    0%, 100% { transform: scale(1.1); }
    50% { transform: scale(1.3); }
}

/* ===== Project Badge - Floating Style ===== */
.project-badge {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: var(--fw-bold);
    color: var(--text-light);
    z-index: 4;
    box-shadow: 
        0 5px 20px rgba(102, 126, 234, 0.5),
        0 0 0 3px rgba(255, 255, 255, 0.1);
    animation: float-badge 3s ease-in-out infinite;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

@keyframes float-badge {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

/* Secondary Badge Style */
.project-badge.secondary {
    background: linear-gradient(135deg, #10b981, #059669);
}

.project-badge.ai {
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
}

/* ===== Project Content - Enhanced ===== */
.project-content {
    padding: var(--space-xl);
    position: relative;
    z-index: 2;
    background: var(--bg-card);
}

/* Decorative Line */
.project-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: var(--space-xl);
    right: var(--space-xl);
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        var(--border-color),
        transparent
    );
}

/* ===== Project Tags - Pill Style ===== */
.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.project-tags .tag {
    padding: var(--space-xs) var(--space-md);
    background: linear-gradient(
        135deg,
        rgba(102, 126, 234, 0.1) 0%,
        rgba(118, 75, 162, 0.1) 100%
    );
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: var(--fw-medium);
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.project-tags .tag:hover {
    background: var(--primary-color);
    color: var(--text-light);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

.project-tags .tag.adult {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(245, 158, 11, 0.15));
    border-color: rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.project-tags .tag.adult:hover {
    background: linear-gradient(135deg, #ef4444, #f59e0b);
    color: var(--text-light);
}

/* ===== Project Title - Animated ===== */
.project-title {
    font-size: var(--fs-xl);
    font-weight: var(--fw-bold);
    margin-bottom: var(--space-sm);
    transition: all 0.3s ease;
    position: relative;
    display: inline-block;
}

.project-title::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.project-card:hover .project-title {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.project-card:hover .project-title::after {
    width: 100%;
}

/* ===== Project Description ===== */
.project-description {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
    line-height: var(--lh-relaxed);
    margin-bottom: var(--space-lg);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s ease;
}

.project-card:hover .project-description {
    color: var(--text-secondary);
}

/* ===== Project Footer - Enhanced ===== */
.project-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-light);
    position: relative;
}

/* Animated Border */
.project-footer::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.5s ease;
}

.project-card:hover .project-footer::before {
    width: 100%;
}

/* ===== Tech Stack Icons ===== */
.tech-used {
    display: flex;
    gap: var(--space-sm);
}

.tech-used i {
    font-size: var(--fs-xl);
    color: var(--text-muted);
    transition: all 0.3s ease;
    padding: var(--space-xs);
    border-radius: var(--radius-md);
}

.tech-used i:hover {
    transform: translateY(-3px) scale(1.2);
}

.tech-used .fa-html5:hover { color: #e34f26; }
.tech-used .fa-css3-alt:hover { color: #1572b6; }
.tech-used .fa-js:hover { color: #f7df1e; }
.tech-used .fa-python:hover { color: #3776ab; }
.tech-used .fa-robot:hover { color: var(--primary-color); }
.tech-used .fa-react:hover { color: #61dafb; }
.tech-used .fa-node:hover { color: #339933; }

/* ===== View Project Button - Premium ===== */
.btn-view {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: transparent;
    border: 2px solid var(--primary-color);
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    color: var(--primary-color);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-view::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    transform: translateX(-100%);
    transition: transform 0.4s ease;
    z-index: -1;
}

.btn-view:hover {
    color: var(--text-light);
    border-color: transparent;
    transform: translateX(5px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.btn-view:hover::before {
    transform: translateX(0);
}

.btn-view i {
    transition: transform 0.3s ease;
}

.btn-view:hover i {
    transform: translateX(5px);
    animation: arrow-bounce 0.6s ease infinite;
}

@keyframes arrow-bounce {
    0%, 100% { transform: translateX(5px); }
    50% { transform: translateX(10px); }
}

/* ===== Projects CTA - Enhanced ===== */
.projects-cta {
    text-align: center;
    position: relative;
    z-index: 2;
}

.projects-cta .btn {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--fs-md);
    gap: var(--space-md);
    position: relative;
    overflow: hidden;
}

.projects-cta .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { left: -100%; }
    50%, 100% { left: 100%; }
}

.projects-cta .btn i {
    font-size: var(--fs-xl);
    transition: transform 0.3s ease;
}

.projects-cta .btn:hover i {
    transform: rotate(360deg) scale(1.2);
}

/* ===== Featured Project - Special Style ===== */
.project-card[data-featured="true"] {
    grid-column: span 2;
    background: linear-gradient(
        135deg,
        rgba(102, 126, 234, 0.05) 0%,
        rgba(118, 75, 162, 0.05) 100%
    );
}

.project-card[data-featured="true"] .project-image {
    height: 300px;
}

/* ===== Card Number Indicator ===== */
.project-card {
    counter-increment: project-counter;
}

.project-content::after {
    content: counter(project-counter, decimal-leading-zero);
    position: absolute;
    top: var(--space-md);
    right: var(--space-lg);
    font-size: var(--fs-4xl);
    font-weight: var(--fw-black);
    color: var(--border-color);
    opacity: 0.3;
    font-family: var(--font-mono);
    transition: all 0.3s ease;
    pointer-events: none;
}

.project-card:hover .project-content::after {
    color: var(--primary-color);
    opacity: 0.15;
    transform: scale(1.1);
}

/* Reset counter for projects grid */
.projects-grid {
    counter-reset: project-counter;
}

/* ===== Dark Theme Enhancements ===== */
[data-theme="dark"] .project-card {
    background: rgba(22, 22, 31, 0.8);
    border-color: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .project-card:hover {
    box-shadow: 
        0 25px 60px rgba(102, 126, 234, 0.3),
        0 15px 40px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .project-image {
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, rgba(0, 0, 0, 0.5) 100%);
}

[data-theme="dark"] .project-tags .tag {
    background: linear-gradient(
        135deg,
        rgba(102, 126, 234, 0.2) 0%,
        rgba(118, 75, 162, 0.2) 100%
    );
    border-color: rgba(102, 126, 234, 0.3);
}

/* ===== Loading State Animation ===== */
.project-card.loading {
    pointer-events: none;
}

.project-card.loading .project-image {
    background: linear-gradient(
        90deg,
        var(--bg-tertiary) 0%,
        var(--bg-secondary) 50%,
        var(--bg-tertiary) 100%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ===== RESPONSIVE - Projects ===== */

/* Large Screens */
@media screen and (min-width: 1400px) {
    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .project-card[data-featured="true"] {
        grid-column: span 1;
    }
}

/* Tablets */
@media screen and (max-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
    }
    
    .project-card[data-featured="true"] {
        grid-column: span 1;
    }
    
    .project-image {
        height: 200px;
    }
    
    .project-content::after {
        font-size: var(--fs-3xl);
    }
}

/* Mobile */
@media screen and (max-width: 768px) {
    .projects::before,
    .projects::after {
        display: none;
    }
    
    .project-filters {
        overflow-x: auto;
        flex-wrap: nowrap;
        justify-content: flex-start;
        padding-bottom: var(--space-md);
        margin-left: calc(var(--container-padding) * -1);
        margin-right: calc(var(--container-padding) * -1);
        padding-left: var(--container-padding);
        padding-right: var(--container-padding);
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    
    .project-filters::-webkit-scrollbar {
        display: none;
    }
    
    .filter-btn {
        flex-shrink: 0;
        padding: var(--space-sm) var(--space-lg);
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .project-card:hover {
        transform: translateY(-8px) scale(1.01);
    }
    
    .project-image {
        height: 220px;
    }
    
    .project-content {
        padding: var(--space-lg);
    }
    
    .project-content::after {
        font-size: var(--fs-2xl);
        top: var(--space-sm);
        right: var(--space-md);
    }
    
    .project-link {
        width: 48px;
        height: 48px;
    }
    
    .project-footer {
        flex-direction: column;
        gap: var(--space-md);
        align-items: stretch;
    }
    
    .btn-view {
        width: 100%;
        justify-content: center;
        padding: var(--space-md);
    }
    
    .tech-used {
        justify-content: center;
    }
}

/* Small Mobile */
@media screen and (max-width: 480px) {
    .project-image {
        height: 180px;
    }
    
    .project-title {
        font-size: var(--fs-lg);
    }
    
    .project-badge {
        font-size: 10px;
        padding: var(--space-xs) var(--space-sm);
    }
}

/* ===== Hover Disabled for Touch Devices ===== */
@media (hover: none) {
    .project-card:hover {
        transform: none;
        box-shadow: var(--shadow-md);
    }
    
    .project-overlay {
        opacity: 1;
        background: linear-gradient(
            180deg,
            transparent 0%,
            rgba(10, 10, 15, 0.5) 50%,
            rgba(10, 10, 15, 0.9) 100%
        );
    }
    
    .project-links {
        transform: translateY(0);
    }
    
    .project-card::before,
    .project-card::after {
        display: none;
    }
}

/* ===== Animation on Scroll Reveal ===== */
.project-card[data-aos] {
    transition-property: transform, opacity, box-shadow, border-color;
}

/* ===== Stagger Animation for Cards ===== */
.project-card:nth-child(1) { transition-delay: 0.1s; }
.project-card:nth-child(2) { transition-delay: 0.2s; }
.project-card:nth-child(3) { transition-delay: 0.3s; }
.project-card:nth-child(4) { transition-delay: 0.4s; }
.project-card:nth-child(5) { transition-delay: 0.5s; }
.project-card:nth-child(6) { transition-delay: 0.6s; }
.project-card:nth-child(7) { transition-delay: 0.7s; }
.project-card:nth-child(8) { transition-delay: 0.8s; }


/* ============================================
   13. LEARNING JOURNEY / TIMELINE
============================================ */
.journey {
    background: var(--bg-primary);
    overflow: hidden;
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto var(--space-3xl);
    padding: var(--space-xl) 0;
}

/* Timeline Line */
.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--bg-tertiary);
    transform: translateX(-50%);
    border-radius: var(--radius-full);
}

.timeline-progress {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: height 0.5s ease;
}

/* Timeline Item */
.timeline-item {
    position: relative;
    width: 50%;
    padding: 0 var(--space-2xl) var(--space-2xl);
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: var(--space-3xl);
    text-align: right;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: var(--space-3xl);
    text-align: left;
}

/* Timeline Marker */
.timeline-marker {
    position: absolute;
    top: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 4px solid var(--bg-tertiary);
    border-radius: 50%;
    font-size: var(--fs-lg);
    color: var(--text-tertiary);
    z-index: 2;
    transition: all var(--transition-normal);
}

.timeline-item:nth-child(odd) .timeline-marker {
    right: -25px;
}

.timeline-item:nth-child(even) .timeline-marker {
    left: -25px;
}

.timeline-item.completed .timeline-marker {
    background: var(--gradient-primary);
    border-color: var(--primary-color);
    color: var(--text-light);
}

.timeline-item.learning .timeline-marker {
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
    border-color: #f59e0b;
    color: var(--text-light);
}

.timeline-item.planned .timeline-marker {
    background: var(--bg-tertiary);
    border-color: var(--border-color);
    color: var(--text-muted);
}

/* Timeline Content */
.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    position: relative;
    transition: all var(--transition-normal);
}

.timeline-item:hover .timeline-content {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

/* Timeline Content Arrow */
.timeline-content::before {
    content: '';
    position: absolute;
    top: 15px;
    width: 15px;
    height: 15px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    transform: rotate(45deg);
    transition: border-color var(--transition-normal);
}

.timeline-item:nth-child(odd) .timeline-content::before {
    right: -8px;
    border-left: none;
    border-bottom: none;
}

.timeline-item:nth-child(even) .timeline-content::before {
    left: -8px;
    border-right: none;
    border-top: none;
}

.timeline-item:hover .timeline-content::before {
    border-color: var(--primary-color);
}

/* Timeline Badge */
.timeline-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-md);
}

.timeline-badge.completed {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success-color);
}

.timeline-badge.learning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning-color);
}

.timeline-badge.planned {
    background: rgba(107, 114, 128, 0.15);
    color: var(--text-tertiary);
}

.timeline-title {
    font-size: var(--fs-lg);
    font-weight: var(--fw-bold);
    margin-bottom: var(--space-sm);
}

.timeline-description {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
    line-height: var(--lh-relaxed);
    margin-bottom: var(--space-md);
}

.timeline-skills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.timeline-item:nth-child(odd) .timeline-skills {
    justify-content: flex-end;
}

.timeline-skills span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    color: var(--text-secondary);
}

.timeline-skills span i {
    font-size: var(--fs-sm);
}

/* Timeline Progress Bar */
.timeline-progress-bar {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.timeline-item:nth-child(odd) .timeline-progress-bar {
    flex-direction: row-reverse;
}

.timeline-progress-bar .progress-bar {
    flex: 1;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.timeline-progress-bar .progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #f59e0b, #fbbf24);
    border-radius: var(--radius-full);
    transition: width 1s ease;
}

.timeline-progress-bar span {
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    color: var(--warning-color);
    white-space: nowrap;
}

.timeline-date {
    font-size: var(--fs-xs);
    color: var(--text-muted);
    font-weight: var(--fw-medium);
}

/* Education Section */
.education-section {
    max-width: 900px;
    margin: 0 auto;
}

.subsection-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-size: var(--fs-xl);
    margin-bottom: var(--space-xl);
}

.subsection-title i {
    color: var(--primary-color);
}

.education-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.education-card {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    position: relative;
    transition: all var(--transition-normal);
}

.education-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.edu-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    font-size: var(--fs-xl);
    color: var(--text-light);
    flex-shrink: 0;
}

.edu-content h4 {
    font-size: var(--fs-base);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-xs);
}

.edu-institution {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--space-xs);
}

.edu-duration {
    font-size: var(--fs-xs);
    color: var(--text-muted);
}

.edu-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning-color);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
}

.edu-badge.completed {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success-color);
}

/* ============================================
   14. CERTIFICATES SECTION
============================================ */
.certificates {
    background: var(--bg-secondary);
}

.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-lg);
}

.certificate-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    transition: all var(--transition-normal);
}

.certificate-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.cert-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    font-size: var(--fs-xl);
    color: var(--text-light);
}

.cert-content {
    flex: 1;
}

.cert-title {
    font-size: var(--fs-md);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-sm);
}

.cert-issuer {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--space-xs);
}

.cert-issuer i {
    font-size: var(--fs-xs);
    color: var(--primary-color);
}

.cert-date {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--fs-xs);
    color: var(--text-muted);
}

.cert-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    align-self: flex-start;
}

.cert-badge.completed {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success-color);
}

.cert-badge.progress {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning-color);
}

.cert-badge.ongoing {
    background: rgba(59, 130, 246, 0.15);
    color: var(--info-color);
}

.cert-actions {
    display: flex;
    gap: var(--space-sm);
}

.cert-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.cert-btn:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-light);
}

.cert-progress {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.cert-progress .progress-bar {
    flex: 1;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.cert-progress .progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #f59e0b, #fbbf24);
    border-radius: var(--radius-full);
}

.cert-progress span {
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    color: var(--warning-color);
}

/* ============================================
   15. TESTIMONIALS SECTION
============================================ */
.testimonials {
    background: var(--bg-primary);
    overflow: hidden;
}

.testimonials-slider {
    max-width: 1000px;
    margin: 0 auto;
    padding: var(--space-xl) 0;
}

.testimonialsSwiper {
    padding: var(--space-lg) var(--space-sm) var(--space-3xl);
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    position: relative;
    transition: all var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.testimonial-quote {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    font-size: var(--fs-3xl);
    color: var(--primary-color);
    opacity: 0.2;
}

.testimonial-text {
    font-size: var(--fs-md);
    line-height: var(--lh-relaxed);
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    font-style: italic;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.testimonial-author img {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-color);
}

.author-info h4 {
    font-size: var(--fs-base);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-xs);
}

.author-info p {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
}

.testimonial-rating {
    position: absolute;
    bottom: var(--space-xl);
    right: var(--space-xl);
    display: flex;
    gap: var(--space-xs);
}

.testimonial-rating i {
    font-size: var(--fs-sm);
    color: #fbbf24;
}

/* Swiper Customization */
.swiper-button-prev,
.swiper-button-next {
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-primary);
    transition: all var(--transition-normal);
}

.swiper-button-prev::after,
.swiper-button-next::after {
    display: none;
}

.swiper-button-prev:hover,
.swiper-button-next:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-light);
}

.swiper-button-prev i,
.swiper-button-next i {
    font-size: var(--fs-base);
}

.swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: var(--text-muted);
    opacity: 1;
    transition: all var(--transition-normal);
}

.swiper-pagination-bullet-active {
    background: var(--gradient-primary);
    width: 30px;
    border-radius: var(--radius-full);
}

/* ============================================
   16. FUN / EXPERIMENTAL SECTION
============================================ */
.fun-section {
    background: var(--bg-secondary);
}

.fun-warning {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
    padding: var(--space-lg);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(239, 68, 68, 0.1));
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius-xl);
}

.warning-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    border-radius: var(--radius-lg);
    font-size: var(--fs-xl);
    color: var(--text-light);
    flex-shrink: 0;
}

.warning-content h4 {
    font-size: var(--fs-md);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-xs);
    color: var(--warning-color);
}

.warning-content p {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
}

/* Fun Projects */
.fun-projects {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-2xl);
}

.fun-card {
    width: 100%;
    max-width: 500px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    position: relative;
}

.fun-card-blur {
    position: absolute;
    inset: 0;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: all var(--transition-slow);
}

.fun-card-blur.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.blur-content {
    text-align: center;
    padding: var(--space-xl);
}

.blur-content i {
    font-size: var(--fs-4xl);
    color: var(--warning-color);
    margin-bottom: var(--space-md);
}

.blur-content h4 {
    font-size: var(--fs-xl);
    margin-bottom: var(--space-sm);
}

.blur-content p {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--space-lg);
}

.fun-card-content {
    transition: all var(--transition-normal);
}

.fun-card-content.hidden {
    filter: blur(20px);
}

.fun-card-content .project-image {
    height: 200px;
}

.fun-card-content .project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.fun-card-content .project-info {
    padding: var(--space-lg);
}

.fun-card-content .project-info h3 {
    font-size: var(--fs-lg);
    margin-bottom: var(--space-sm);
}

.fun-card-content .project-info p {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--space-md);
}

/* Easter Egg Hint */
.easter-egg-hint {
    text-align: center;
}

.easter-egg-hint p {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--bg-card);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    color: var(--text-muted);
}

.easter-egg-hint i {
    color: #fbbf24;
}

/* ============================================
   17. MUSIC SECTION
============================================ */
.music {
    background: var(--bg-primary);
}

.music-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    max-width: 900px;
    margin: 0 auto;
}

.music-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.music-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: #ff0000;
}

.music-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #ff0000, #cc0000);
    border-radius: var(--radius-lg);
    font-size: var(--fs-xl);
    color: var(--text-light);
    flex-shrink: 0;
}

.music-info {
    flex: 1;
}

.music-info h4 {
    font-size: var(--fs-base);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-xs);
}

.music-info p {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
}

.music-play {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.music-card:hover .music-play {
    background: #ff0000;
    color: var(--text-light);
    transform: scale(1.1);
}

/* ============================================
   18. CONTACT SECTION
============================================ */
.contact {
    background: var(--bg-secondary);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

/* Contact Info */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.contact-heading {
    font-size: var(--fs-2xl);
    font-weight: var(--fw-bold);
    margin-bottom: var(--space-sm);
}

.contact-description {
    font-size: var(--fs-base);
    color: var(--text-secondary);
    line-height: var(--lh-relaxed);
}

/* Contact Cards */
.contact-cards {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.contact-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.contact-card:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.card-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    font-size: var(--fs-xl);
    color: var(--text-light);
    flex-shrink: 0;
}

.card-icon.whatsapp {
    background: linear-gradient(135deg, #25d366, #128c7e);
}

.card-icon.instagram {
    background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
}

.card-icon.github {
    background: linear-gradient(135deg, #333, #6e5494);
}

.card-content {
    flex: 1;
}

.card-content h4 {
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-xs);
}

.card-content p {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
    word-break: break-all;
}

.copy-btn {
    position: relative;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.copy-btn:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-light);
}

.copy-tooltip {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--fs-xs);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.copy-btn:hover .copy-tooltip {
    opacity: 1;
    visibility: visible;
}

.card-arrow {
    font-size: var(--fs-base);
    color: var(--text-muted);
    transition: all var(--transition-normal);
}

.contact-card:hover .card-arrow {
    color: var(--primary-color);
    transform: translateX(5px);
}

/* Contact Socials */
.contact-socials {
    display: flex;
    gap: var(--space-md);
}

.social-btn {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: var(--fs-xl);
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.social-btn:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.social-btn.github:hover {
    background: #333;
    color: var(--text-light);
    border-color: #333;
}

.social-btn.instagram:hover {
    background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
    color: var(--text-light);
    border-color: transparent;
}

.social-btn.whatsapp:hover {
    background: #25d366;
    color: var(--text-light);
    border-color: #25d366;
}

.social-btn.email:hover {
    background: var(--primary-color);
    color: var(--text-light);
    border-color: var(--primary-color);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-group label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--text-primary);
}

.form-group label i {
    color: var(--primary-color);
}

.form-group input,
.form-group textarea {
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: var(--fs-base);
    color: var(--text-primary);
    transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    position: relative;
    overflow: hidden;
}

.btn-submit .btn-loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.btn-submit.loading .btn-text,
.btn-submit.loading i:not(.fa-spinner) {
    opacity: 0;
}

.btn-submit.loading .btn-loading {
    opacity: 1;
    visibility: visible;
}


/* ============================================
   13. CONTACT CTA SECTION
============================================ */
.contact-cta {
    background: var(--bg-secondary);
}

.cta-wrapper {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-3xl);
    padding: var(--space-4xl);
    text-align: center;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.cta-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.cta-blob.blob-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.4), rgba(118, 75, 162, 0.3));
    top: -200px;
    left: -100px;
}

.cta-blob.blob-2 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.3), rgba(201, 166, 107, 0.2));
    bottom: -150px;
    right: -100px;
}

.cta-particles span {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0.3;
    animation: particle-float 10s ease-in-out infinite;
}

.cta-particles span:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; }
.cta-particles span:nth-child(2) { top: 30%; right: 15%; animation-delay: 2s; }
.cta-particles span:nth-child(3) { bottom: 20%; left: 20%; animation-delay: 4s; }
.cta-particles span:nth-child(4) { top: 50%; left: 5%; animation-delay: 1s; }
.cta-particles span:nth-child(5) { bottom: 30%; right: 10%; animation-delay: 3s; }
.cta-particles span:nth-child(6) { top: 10%; right: 30%; animation-delay: 5s; }

@keyframes particle-float {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.3; }
    50% { transform: translateY(-30px) scale(1.5); opacity: 0.6; }
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta-emoji {
    font-size: 64px;
    margin-bottom: var(--space-lg);
    animation: bounce 2s ease-in-out infinite;
}

.cta-title {
    font-size: var(--fs-3xl);
    font-weight: var(--fw-black);
    margin-bottom: var(--space-md);
}

.cta-text {
    font-size: var(--fs-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-xl);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
}

.cta-trust {
    display: flex;
    justify-content: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
}

.trust-item i {
    color: #10b981;
}

/* ============================================
   14. FOOTER
============================================ */
.footer {
    background: var(--bg-primary);
    position: relative;
    padding-top: var(--space-3xl);
}

.footer-wave {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 120px;
    color: var(--bg-secondary);
    transform: translateY(-99%);
}

.footer-wave svg {
    width: 100%;
    height: 100%;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid var(--border-color);
}

/* Footer Brand */
.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--fs-xl);
    font-weight: var(--fw-bold);
    margin-bottom: var(--space-md);
}

.footer-logo i {
    color: var(--coffee-color);
    font-size: var(--fs-2xl);
}

.footer-logo span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--space-lg);
}

.footer-socials {
    display: flex;
    gap: var(--space-sm);
}

.footer-socials a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.footer-socials a:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-light);
    transform: translateY(-3px);
}

/* Footer Links */
.footer-links h4,
.footer-contact h4 {
    font-size: var(--fs-base);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-lg);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
    transition: all var(--transition-normal);
}

.footer-links a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

/* Footer Contact */
.footer-contact .contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
}

.footer-contact .contact-item i {
    width: 20px;
    color: var(--primary-color);
}

/* Footer Bottom */
.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) 0;
}

.copyright {
    font-size: var(--fs-sm);
    color: var(--text-muted);
}

.copyright .heart-beat {
    color: #ef4444;
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.footer-bottom-links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: var(--fs-sm);
}

.footer-bottom-links a {
    color: var(--text-muted);
    transition: color var(--transition-normal);
}

.footer-bottom-links a:hover {
    color: var(--primary-color);
}

.footer-bottom-links span {
    color: var(--text-muted);
}


/* ============================================
   20. BACK TO TOP BUTTON
============================================ */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: var(--space-lg);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-primary);
    font-size: var(--fs-lg);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-normal);
    z-index: var(--z-fixed);
    box-shadow: var(--shadow-lg);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: var(--text-light);
    transform: translateY(-5px);
}

.back-to-top .progress-ring {
    position: absolute;
    inset: -3px;
    transform: rotate(-90deg);
}

.progress-ring-circle {
    fill: none;
    stroke: var(--primary-color);
    stroke-width: 3;
    stroke-dasharray: 283;
    stroke-dashoffset: 283;
    transition: stroke-dashoffset 0.1s ease;
}

/* ============================================
   21. FLOATING CONTACT BUTTON
============================================ */
.floating-contact {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    z-index: var(--z-fixed);
}

.floating-btn {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: var(--fs-xl);
    color: var(--text-light);
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
    position: relative;
}

.main-btn {
    background: var(--gradient-primary);
}

.main-btn .fa-times {
    position: absolute;
    opacity: 0;
    transform: rotate(-90deg);
    transition: all var(--transition-normal);
}

.floating-contact.active .main-btn .fa-comment-dots {
    opacity: 0;
    transform: rotate(90deg);
}

.floating-contact.active .main-btn .fa-times {
    opacity: 1;
    transform: rotate(0);
}

.main-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-primary);
}

.floating-options {
    position: absolute;
    bottom: 70px;
    right: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-normal);
}

.floating-contact.active .floating-options {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.floating-options .floating-btn {
    width: 48px;
    height: 48px;
    font-size: var(--fs-lg);
}

.floating-btn.whatsapp {
    background: #25d366;
}

.floating-btn.email {
    background: var(--primary-color);
}

.floating-btn.instagram {
    background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
}

.btn-tooltip {
    position: absolute;
    right: calc(100% + 10px);
    top: 50%;
    transform: translateY(-50%);
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--fs-xs);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
    color: var(--text-primary);
}

.floating-options .floating-btn:hover .btn-tooltip {
    opacity: 1;
    visibility: visible;
    right: calc(100% + 15px);
}

/* ============================================
   22. TOAST NOTIFICATIONS
============================================ */
.toast-container {
    position: fixed;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    z-index: var(--z-tooltip);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    animation: toast-in 0.3s ease forwards;
    pointer-events: auto;
    min-width: 300px;
}

.toast.removing {
    animation: toast-out 0.3s ease forwards;
}

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes toast-out {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateY(20px) scale(0.9);
    }
}

.toast-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: var(--fs-base);
    flex-shrink: 0;
}

.toast.success .toast-icon {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success-color);
}

.toast.error .toast-icon {
    background: rgba(239, 68, 68, 0.15);
    color: var(--error-color);
}

.toast.info .toast-icon {
    background: rgba(59, 130, 246, 0.15);
    color: var(--info-color);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-xs);
}

.toast-message {
    font-size: var(--fs-xs);
    color: var(--text-tertiary);
}

.toast-close {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: 50%;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.toast-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* ============================================
   23. MODALS
============================================ */
.modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 450px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    text-align: center;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-xl);
}

.modal.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(239, 68, 68, 0.2));
    border-radius: 50%;
    margin: 0 auto var(--space-lg);
    font-size: var(--fs-3xl);
    color: var(--warning-color);
}

.modal-content h3 {
    font-size: var(--fs-xl);
    margin-bottom: var(--space-md);
}

.modal-content p {
    font-size: var(--fs-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--space-xl);
    line-height: var(--lh-relaxed);
}

.modal-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
}

.modal-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Certificate Modal */
.cert-modal .modal-content {
    max-width: 600px;
    padding: var(--space-lg);
}

.cert-preview {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    margin-bottom: var(--space-lg);
}

.cert-preview img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
}

.cert-modal-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
}

/* ============================================
   24. ADDITIONAL ANIMATIONS
============================================ */

/* Fade Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Scale Animations */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes scaleOut {
    from {
        opacity: 1;
        transform: scale(1);
    }
    to {
        opacity: 0;
        transform: scale(0.8);
    }
}

/* Slide Animations */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
    }
    to {
        transform: translateX(0);
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(100%);
    }
}

/* Shake Animation */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* Glow Animation */
@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(102, 126, 234, 0.6);
    }
}

/* Gradient Shift */
@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Easter Egg Animation */
@keyframes rainbow {
    0% { filter: hue-rotate(0deg); }
    100% { filter: hue-rotate(360deg); }
}

.easter-egg-active {
    animation: rainbow 2s linear infinite;
}

/* Particle float */
@keyframes particle-float {
    0%, 100% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) translateX(50px);
        opacity: 0;
    }
}

/* ============================================
   25. FINAL RESPONSIVE STYLES
============================================ */

/* Large Screens */
@media screen and (min-width: 1400px) {
    :root {
        --container-max: 1320px;
    }
}

/* Desktop & Laptops */
@media screen and (max-width: 1200px) {
    .footer-content {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
        gap: var(--space-xl);
    }
}

/* Large Tablets / Small Laptops */
@media screen and (max-width: 1024px) {
    /* Timeline */
    .timeline-line {
        left: 30px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 80px !important;
        padding-right: 0 !important;
        text-align: left !important;
    }
    
    .timeline-item:nth-child(even) {
        left: 0;
    }
    
    .timeline-marker {
        left: 5px !important;
        right: auto !important;
    }
    
    .timeline-content::before {
        left: -8px !important;
        right: auto !important;
        border-right: none !important;
        border-top: none !important;
        border-left: 1px solid var(--border-color) !important;
        border-bottom: 1px solid var(--border-color) !important;
    }
    
    .timeline-item:nth-child(odd) .timeline-skills {
        justify-content: flex-start;
    }
    
    .timeline-item:nth-child(odd) .timeline-progress-bar {
        flex-direction: row;
    }
    
    /* Education Cards */
    .education-cards {
        grid-template-columns: 1fr;
    }
    
    /* Contact */
    .contact-container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
    
    .footer-brand {
        grid-column: span 2;
        max-width: 100%;
        text-align: center;
        margin-bottom: var(--space-lg);
    }
    
    .footer-logo {
        justify-content: center;
    }
}

/* Tablets */
@media screen and (max-width: 768px) {
    /* Projects */
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-filters {
        overflow-x: auto;
        flex-wrap: nowrap;
        justify-content: flex-start;
        padding-bottom: var(--space-sm);
        margin-left: calc(var(--container-padding) * -1);
        margin-right: calc(var(--container-padding) * -1);
        padding-left: var(--container-padding);
        padding-right: var(--container-padding);
    }
    
    .filter-btn {
        flex-shrink: 0;
    }
    
    /* Certificates */
    .certificates-grid {
        grid-template-columns: 1fr;
    }
    
    /* Testimonials */
    .swiper-button-prev,
    .swiper-button-next {
        display: none;
    }
    
    .testimonial-rating {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: var(--space-md);
    }
    
    /* Fun Section */
    .fun-warning {
        flex-direction: column;
        text-align: center;
    }
    
    /* Contact Form */
    .contact-form-wrapper {
        padding: var(--space-lg);
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        grid-column: span 1;
    }
    
    .footer-links ul {
        align-items: center;
    }
    
    .footer-links a:hover {
        transform: none;
    }
    
    .footer-socials {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
    
    /* Floating Elements */
    .floating-contact {
        bottom: var(--space-md);
        right: var(--space-md);
    }
    
    .back-to-top {
        bottom: 80px;
        right: var(--space-md);
        width: 44px;
        height: 44px;
    }
}

/* Mobile */
@media screen and (max-width: 480px) {
    /* Projects */
    .projects-grid {
        gap: var(--space-md);
    }
    
    .project-image {
        height: 180px;
    }
    
    .project-content {
        padding: var(--space-md);
    }
    
    .project-footer {
        flex-direction: column;
        gap: var(--space-md);
        align-items: flex-start;
    }
    
    .btn-view {
        width: 100%;
        justify-content: center;
        padding: var(--space-sm) var(--space-md);
        background: var(--gradient-hero);
        border-radius: var(--radius-lg);
    }
    
    /* Timeline */
    .timeline-item {
        padding-left: 60px !important;
    }
    
    .timeline-marker {
        width: 40px;
        height: 40px;
        font-size: var(--fs-base);
    }
    
    .timeline-content {
        padding: var(--space-md);
    }
    
    .timeline-title {
        font-size: var(--fs-base);
    }
    
    /* Education */
    .education-card {
        flex-direction: column;
        text-align: center;
    }
    
    .edu-badge {
        position: relative;
        top: auto;
        right: auto;
        margin-top: var(--space-sm);
    }
    
    /* Certificates */
    .certificate-card {
        padding: var(--space-md);
    }
    
    .cert-icon {
        width: 48px;
        height: 48px;
        font-size: var(--fs-lg);
    }
    
    /* Testimonials */
    .testimonial-card {
        padding: var(--space-lg);
    }
    
    .testimonial-text {
        font-size: var(--fs-base);
    }
    
    .testimonial-author img {
        width: 48px;
        height: 48px;
    }
    
    /* Music */
    .music-grid {
        grid-template-columns: 1fr;
    }
    
    .music-card {
        padding: var(--space-md);
    }
    
    .music-icon {
        width: 48px;
        height: 48px;
        font-size: var(--fs-lg);
    }
    
    /* Contact */
    .contact-cards {
        gap: var(--space-sm);
    }
    
    .contact-card {
        padding: var(--space-md);
    }
    
    .card-icon {
        width: 44px;
        height: 44px;
        font-size: var(--fs-lg);
    }
    
    .contact-socials {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .social-btn {
        width: 44px;
        height: 44px;
    }
    
    /* Modal */
    .modal-content {
        padding: var(--space-lg);
        margin: var(--space-md);
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .modal-actions .btn {
        width: 100%;
    }
    
    /* Toast */
    .toast-container {
        left: var(--space-md);
        right: var(--space-md);
        transform: none;
    }
    
    .toast {
        min-width: auto;
    }
    
    /* Floating Buttons */
    .floating-btn {
        width: 50px;
        height: 50px;
        font-size: var(--fs-lg);
    }
    
    .floating-options .floating-btn {
        width: 44px;
        height: 44px;
    }
}

/* Small Mobile */
@media screen and (max-width: 360px) {
    :root {
        --container-padding: 1rem;
    }
    
    .hero-tag {
        flex-direction: column;
        gap: var(--space-xs);
    }
    
    .title-name {
        font-size: var(--fs-2xl);
    }
    
    .hero-role {
        flex-direction: column;
        gap: var(--space-xs);
    }
    
    .role-divider {
        display: none;
    }
    
    .timeline-item {
        padding-left: 50px !important;
    }
    
    .timeline-line {
        left: 20px;
    }
    
    .timeline-marker {
        width: 35px;
        height: 35px;
        left: 2px !important;
    }
}

/* Landscape Mode for Mobile */
@media screen and (max-height: 500px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        padding: calc(var(--header-height) + var(--space-lg)) 0 var(--space-lg);
    }
    
    .scroll-indicator {
        display: none;
    }
}

/* Reduce Motion for Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --border-color: rgba(0, 0, 0, 0.3);
    }
    
    [data-theme="dark"] {
        --border-color: rgba(255, 255, 255, 0.3);
    }
}

/* Print Styles */
@media print {
    .header,
    .scroll-progress,
    .back-to-top,
    .floating-contact,
    .cursor-dot,
    .cursor-outline,
    .hero-bg,
    .scroll-indicator {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .section {
        padding: 2rem 0;
        break-inside: avoid;
    }
    
    a {
        text-decoration: underline;
    }
}

/* ============================================
   SHARE PROJECT FEATURE - COMPLETE CSS
============================================ */

/* Share Button in Project Card */
.share-btn {
    background: rgba(255, 255, 255, 0.15) !important;
    backdrop-filter: blur(10px);
    cursor: pointer;
}

.share-btn:hover {
    background: linear-gradient(135deg, #25d366, #128c7e) !important;
}

.share-btn i {
    transition: transform 0.3s ease;
}

.share-btn:hover i {
    transform: rotate(180deg);
}

/* Shared Project Highlight Animation */
.project-card.shared-highlight {
    animation: highlight-project 3s ease-out;
    position: relative;
    z-index: 10;
}

@keyframes highlight-project {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.7);
    }
    10% {
        transform: scale(1.02);
        box-shadow: 0 0 0 20px rgba(102, 126, 234, 0.4),
                    0 25px 60px rgba(102, 126, 234, 0.4);
    }
    30% {
        box-shadow: 0 0 0 40px rgba(102, 126, 234, 0),
                    0 25px 60px rgba(102, 126, 234, 0.3);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 8px 40px rgba(0, 0, 0, 0.12);
    }
}

.project-card.shared-highlight::before {
    content: '✨ Shared Project';
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 20px;
    background: var(--gradient-primary);
    color: white;
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
    white-space: nowrap;
    z-index: 100;
    animation: fade-out-up 3s ease-out forwards;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

@keyframes fade-out-up {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    70% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
}

/* ===== Share Modal ===== */
.share-modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.share-modal.active {
    opacity: 1;
    visibility: visible;
}

.share-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.share-modal-content {
    position: relative;
    width: 95%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 0;
    transform: scale(0.9) translateY(30px);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.5);
}

.share-modal.active .share-modal-content {
    transform: scale(1) translateY(0);
}

/* Hide scrollbar but keep functionality */
.share-modal-content::-webkit-scrollbar {
    width: 0;
}

/* Close Button */
.share-modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

.share-modal-close:hover {
    background: #ef4444;
    border-color: #ef4444;
    color: white;
    transform: rotate(90deg);
}

/* Share Header */
.share-header {
    text-align: center;
    padding: 32px 24px 20px;
    background: var(--gradient-hero);
    border-bottom: 1px solid var(--border-color);
}

.share-icon-wrapper {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    margin: 0 auto 16px;
    font-size: 28px;
    color: white;
    box-shadow: 0 10px 40px rgba(102, 126, 234, 0.4);
    animation: pulse-icon 2s ease-in-out infinite;
}

@keyframes pulse-icon {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.share-header h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.share-project-name {
    font-size: 14px;
    color: var(--primary-color);
    font-weight: 600;
}

/* Share Quote */
.share-quote {
    position: relative;
    padding: 20px 24px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.share-quote .fa-quote-left {
    color: var(--primary-color);
    font-size: 20px;
    opacity: 0.5;
}

.share-quote p {
    flex: 1;
    font-size: 14px;
    font-style: italic;
    color: var(--text-secondary);
    line-height: 1.5;
}

.refresh-quote {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.3s ease;
}

.refresh-quote:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    transform: rotate(180deg);
}

/* Share Preview Card */
.share-preview {
    display: flex;
    gap: 16px;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.preview-image {
    width: 80px;
    height: 80px;
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.preview-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.preview-image i {
    font-size: 28px;
    color: var(--text-muted);
}

.preview-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.preview-info h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.preview-info p {
    font-size: 13px;
    color: var(--text-tertiary);
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.preview-author {
    font-size: 12px;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Share Link Box */
.share-link-box {
    display: flex;
    gap: 10px;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
}

.share-link-box input {
    flex: 1;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 13px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    outline: none;
    transition: border-color 0.3s ease;
}

.share-link-box input:focus {
    border-color: var(--primary-color);
}

.copy-share-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.copy-share-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.copy-share-link.copied {
    background: linear-gradient(135deg, #10b981, #059669);
}

/* Share Buttons Grid */
.share-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding: 20px 24px;
}

.share-button {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.share-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.share-button i {
    font-size: 24px;
    transition: transform 0.3s ease;
}

.share-button:hover i {
    transform: scale(1.2);
}

.share-button span {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Social Colors */
.share-button.whatsapp:hover {
    background: #25d366;
    border-color: #25d366;
}
.share-button.whatsapp:hover i,
.share-button.whatsapp:hover span { color: white; }

.share-button.twitter:hover {
    background: #1da1f2;
    border-color: #1da1f2;
}
.share-button.twitter:hover i,
.share-button.twitter:hover span { color: white; }

.share-button.facebook:hover {
    background: #1877f2;
    border-color: #1877f2;
}
.share-button.facebook:hover i,
.share-button.facebook:hover span { color: white; }

.share-button.linkedin:hover {
    background: #0a66c2;
    border-color: #0a66c2;
}
.share-button.linkedin:hover i,
.share-button.linkedin:hover span { color: white; }

.share-button.telegram:hover {
    background: #0088cc;
    border-color: #0088cc;
}
.share-button.telegram:hover i,
.share-button.telegram:hover span { color: white; }

.share-button.native:hover {
    background: var(--gradient-primary);
    border-color: transparent;
}
.share-button.native:hover i,
.share-button.native:hover span { color: white; }

/* Share Footer */
.share-footer {
    text-align: center;
    padding: 16px 24px 24px;
}

.share-footer p {
    font-size: 13px;
    color: var(--text-muted);
}

.share-footer i {
    color: #ef4444;
    animation: heartbeat 1.5s ease-in-out infinite;
}

/* ===== Responsive ===== */
@media screen and (max-width: 480px) {
    .share-modal-content {
        border-radius: 20px 20px 0 0;
        max-height: 85vh;
        position: fixed;
        bottom: 0;
        transform: translateY(100%);
    }
    
    .share-modal.active .share-modal-content {
        transform: translateY(0);
    }
    
    .share-buttons {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
        padding: 16px;
    }
    
    .share-button {
        padding: 12px 8px;
    }
    
    .share-button i {
        font-size: 20px;
    }
    
    .share-button span {
        font-size: 10px;
    }
    
    .share-header {
        padding: 24px 16px 16px;
    }
    
    .share-link-box {
        flex-direction: column;
    }
    
    .copy-share-link {
        width: 100%;
        justify-content: center;
    }
}