/* ===================================
   GitHub-Inspired Learning Platform
   Enhanced with Glow Effects & Particles
   =================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Fira+Code:wght@400;500;600&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* GitHub-inspired Dark Colors */
    --bg-canvas: #0d1117;
    --bg-default: #010409;
    --bg-subtle: #161b22;
    --bg-muted: #21262d;
    --bg-emphasis: #30363d;
    
    /* Text Colors */
    --text-primary: #e6edf3;
    --text-secondary: #7d8590;
    --text-muted: #484f58;
    --text-link: #58a6ff;
    --text-link-hover: #79c0ff;
    
    /* Accent & Glow Colors */
    --accent-blue: #58a6ff;
    --accent-purple: #bc8cff;
    --accent-green: #3fb950;
    --accent-pink: #f778ba;
    --accent-orange: #ff9f4a;
    
    /* Glow Effects */
    --glow-primary: rgba(88, 166, 255, 0.5);
    --glow-secondary: rgba(188, 140, 255, 0.5);
    --glow-green: rgba(63, 185, 80, 0.5);
    
    /* Border Colors */
    --border-default: #30363d;
    --border-muted: #21262d;
    --border-subtle: #161b22;
    
    /* Gradients */
    --gradient-brand: linear-gradient(135deg, #58a6ff 0%, #bc8cff 100%);
    --gradient-overlay: linear-gradient(180deg, rgba(1, 4, 9, 0) 0%, rgba(1, 4, 9, 0.8) 100%);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-code: 'Fira Code', 'Consolas', 'Monaco', monospace;
    
    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 16px;
    --space-4: 24px;
    --space-5: 32px;
    --space-6: 48px;
    --space-7: 64px;
    --space-8: 96px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-default);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* ===================================
   Particle Canvas Background
   =================================== */

#particleCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ===================================
   Floating Dev Icons
   =================================== */

.floating-icons {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.floating-icon {
    position: absolute;
    font-size: 2rem;
    opacity: 0.1;
    animation: float 20s infinite ease-in-out;
    color: var(--accent-blue);
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

/* ===================================
   Glow Orbs (Background)
   =================================== */

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    pointer-events: none;
    animation: pulse 8s ease-in-out infinite;
}

.glow-orb-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--accent-blue), transparent);
    top: 10%;
    right: 10%;
}

.glow-orb-2 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, var(--accent-purple), transparent);
    bottom: 20%;
    left: 5%;
    animation-delay: 2s;
}

.glow-orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--accent-pink), transparent);
    top: 50%;
    left: 50%;
    animation-delay: 4s;
}

.glow-orb-4 {
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, var(--accent-green), transparent);
    top: 20%;
    left: 30%;
    animation-delay: 1s;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.4;
    }
}

/* ===================================
   Container & Layout
   =================================== */

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-4);
    position: relative;
    z-index: 10;
}

section {
    position: relative;
    z-index: 10;
}

/* ===================================
   Navigation Bar (Enhanced Premium Design)
   =================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(1, 4, 9, 0.85);
    backdrop-filter: saturate(180%) blur(24px);
    -webkit-backdrop-filter: saturate(180%) blur(24px);
    border-bottom: 1px solid rgba(48, 54, 61, 0.5);
    padding: var(--space-3) 0;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, 
        rgba(88, 166, 255, 0.05) 0%, 
        rgba(188, 140, 255, 0.05) 50%, 
        rgba(88, 166, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.navbar.scrolled {
    background: rgba(1, 4, 9, 0.95);
    box-shadow: 0 8px 32px rgba(1, 4, 9, 0.8), 
                0 0 0 1px rgba(88, 166, 255, 0.1);
    border-bottom-color: rgba(88, 166, 255, 0.3);
    padding: var(--space-2) 0;
}

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

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
}

/* Logo Styling */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: translateY(-2px);
}

.logo-icon {
    position: relative;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, rgba(188, 140, 255, 0.1) 100%);
    border: 2px solid rgba(88, 166, 255, 0.3);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-code);
    font-weight: 700;
    font-size: 18px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.logo-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(88, 166, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.logo:hover .logo-icon::before {
    left: 100%;
}

.logo:hover .logo-icon {
    border-color: var(--accent-blue);
    box-shadow: 0 0 20px var(--glow-primary);
}

.logo-bracket {
    color: var(--accent-blue);
    position: absolute;
}

.logo-bracket:first-child {
    left: 8px;
}

.logo-bracket:last-child {
    right: 8px;
}

.logo-slash {
    color: var(--accent-purple);
    font-size: 20px;
    animation: logo-pulse 3s ease-in-out infinite;
}

@keyframes logo-pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

.logo-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: var(--font-primary);
    line-height: 1;
    letter-spacing: -0.02em;
}

.logo-tagline {
    font-size: 10px;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-family: var(--font-primary);
}

/* Navigation Right Side */
.nav-right {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-1);
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 14px;
    padding: 10px 16px;
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1), rgba(188, 140, 255, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav-link i {
    font-size: 14px;
    transition: transform 0.3s ease;
}

.nav-link:hover {
    color: var(--text-primary);
    background-color: rgba(22, 27, 34, 0.8);
    border-color: rgba(88, 166, 255, 0.4);
    transform: translateY(-2px);
}

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

.nav-link:hover i {
    transform: scale(1.1);
    color: var(--accent-blue);
}

.nav-link.active {
    color: var(--text-primary);
    background-color: rgba(88, 166, 255, 0.1);
    border-color: rgba(88, 166, 255, 0.5);
    box-shadow: 0 0 16px rgba(88, 166, 255, 0.2);
}

/* CTA Button in Nav */
.btn-nav-cta {
    background: var(--gradient-brand);
    color: white;
    font-weight: 600;
    font-size: 14px;
    padding: 10px 20px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.3);
}

.btn-nav-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

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

.btn-nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(88, 166, 255, 0.5);
}

.btn-nav-cta i {
    font-size: 14px;
    transition: transform 0.3s ease;
}

.btn-nav-cta:hover i {
    transform: translateX(3px);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: rgba(22, 27, 34, 0.8);
    border: 1px solid var(--border-default);
    border-radius: 6px;
    cursor: pointer;
    padding: 8px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle:hover {
    border-color: var(--accent-blue);
    background: rgba(22, 27, 34, 1);
}

.mobile-menu-toggle span {
    width: 22px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ===================================
   Hero Section
   =================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(80px + var(--space-7)) 0 var(--space-8) 0;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-7);
    align-items: center;
}

.hero-content {
    animation: fadeInUp 1s ease;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background-color: var(--bg-subtle);
    border: 1px solid var(--border-default);
    padding: var(--space-2) var(--space-3);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: var(--space-4);
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.hero-badge:hover {
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-4);
    letter-spacing: -0.02em;
}

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

.glow-text {
    filter: drop-shadow(0 0 20px var(--glow-primary));
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-5);
    line-height: 1.7;
    max-width: 600px;
}

.highlight-text {
    color: var(--accent-blue);
    font-weight: 600;
}

/* Feature Pills */
.feature-pills {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
    margin-bottom: var(--space-5);
}

.pill {
    background-color: var(--bg-subtle);
    border: 1px solid var(--border-default);
    padding: var(--space-2) var(--space-3);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s ease;
}

.pill:hover {
    border-color: var(--accent-blue);
    background-color: var(--bg-muted);
    transform: translateY(-2px);
}

.pill i {
    color: var(--accent-blue);
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
    flex-wrap: wrap;
}

.btn {
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-primary);
    text-decoration: none;
}

.btn-primary {
    background: var(--accent-blue);
    color: white;
    border-color: var(--accent-blue);
}

.btn-primary:hover {
    background: var(--text-link-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px var(--glow-primary);
}

.btn-secondary {
    background-color: var(--bg-subtle);
    color: var(--text-primary);
    border-color: var(--border-default);
}

.btn-secondary:hover {
    background-color: var(--bg-muted);
    border-color: var(--accent-blue);
}

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
}

.glow-btn {
    box-shadow: 0 4px 12px var(--glow-primary);
    animation: glow-pulse 3s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% {
        box-shadow: 0 4px 12px var(--glow-primary);
    }
    50% {
        box-shadow: 0 8px 24px var(--glow-primary), 0 0 30px var(--glow-primary);
    }
}

/* GitHub-style Stats */
.github-stats {
    display: flex;
    gap: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-default);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
}

.stat-item i {
    color: var(--accent-blue);
    font-size: 1.25rem;
}

.stat-count {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-text {
    font-size: 14px;
}

/* Hero Visual - Code Terminal */
.hero-visual {
    animation: fadeInRight 1s ease;
    max-width: 500px;
}

.code-terminal {
    background-color: var(--bg-subtle);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-default);
    margin-bottom: var(--space-4);
    transform: scale(0.85);
    transform-origin: top left;
}

.glow-card {
    box-shadow: 0 0 0 1px var(--border-default),
                0 8px 24px rgba(1, 4, 9, 0.5);
    transition: all 0.3s ease;
}

.glow-card:hover {
    box-shadow: 0 0 0 1px var(--accent-blue),
                0 8px 32px var(--glow-primary),
                0 0 60px var(--glow-primary);
    transform: scale(0.85) translateY(-4px);
}

.terminal-header {
    background-color: var(--bg-muted);
    padding: 10px var(--space-3);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-default);
}

.window-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot-red { background-color: #ff5f56; }
.dot-yellow { background-color: #ffbd2e; }
.dot-green { background-color: #27c93f; }

.terminal-title {
    color: var(--text-secondary);
    font-size: 12px;
    font-family: var(--font-code);
    display: flex;
    align-items: center;
    gap: 6px;
}

.terminal-title i {
    color: var(--accent-blue);
    font-size: 12px;
}

.terminal-actions i {
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.2s ease;
    font-size: 12px;
}

.terminal-actions i:hover {
    color: var(--accent-blue);
}

.terminal-body {
    padding: var(--space-3);
    font-family: var(--font-code);
    font-size: 11px;
    line-height: 1.6;
    overflow-x: auto;
    max-height: 320px;
}

.terminal-line {
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.prompt {
    color: var(--accent-green);
    font-weight: 600;
}

.command {
    color: var(--accent-blue);
}

.code-output {
    margin: 0;
}

.code-comment { color: var(--text-muted); font-style: italic; }
.code-keyword { color: #ff7b72; }
.code-class { color: #ffa657; }
.code-method { color: #d2a8ff; }
.code-var { color: #79c0ff; }
.code-property { color: #79c0ff; }
.code-string { color: #a5d6ff; }

.terminal-cursor {
    display: inline-block;
    width: 6px;
    height: 14px;
    background-color: var(--accent-blue);
    animation: blink 1s infinite;
    margin-left: 2px;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* Tech Stack Badges */
.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    transform: scale(0.85);
    transform-origin: top left;
}

.tech-badge {
    background-color: var(--bg-subtle);
    border: 1px solid var(--border-default);
    padding: 6px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
    transition: all 0.3s ease;
}

.tech-badge:hover {
    border-color: var(--accent-blue);
    background-color: var(--bg-muted);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--glow-primary);
}

.tech-badge i {
    font-size: 13px;
}

.fa-html5 { color: #e34c26; }
.fa-css3-alt { color: #1572b6; }
.fa-js { color: #f7df1e; }
.fa-react { color: #61dafb; }
.fa-python { color: #3776ab; }
.fa-aws { color: #ff9900; }
.fa-google { color: #4285f4; }
.fa-node-js { color: #339933; }
.fa-git-alt { color: #f05032; }

/* ===================================
   Modules Preview Section
   =================================== */

.modules-preview {
    padding: var(--space-8) 0;
    background-color: var(--bg-canvas);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-6);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
}

.section-title i {
    color: var(--accent-blue);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* Home page modules grid */
.modules-preview .modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-5);
    margin-bottom: var(--space-6);
}

.modules-preview .module-card {
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.8) 0%, rgba(33, 38, 45, 0.6) 100%);
    border: 2px solid rgba(88, 166, 255, 0.2);
    border-radius: 16px;
    padding: var(--space-5);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.modules-preview .module-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.05) 0%, rgba(188, 140, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modules-preview .module-card:hover::before {
    opacity: 1;
}

.modules-preview .module-card:hover {
    border-color: var(--accent-blue);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 16px 40px rgba(88, 166, 255, 0.25),
                0 0 0 1px rgba(88, 166, 255, 0.2);
}

/* Module card elements for home page */
.modules-preview .module-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-3);
    position: relative;
    z-index: 2;
}

.modules-preview .module-number {
    font-size: 12px;
    font-weight: 700;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.modules-preview .module-icon {
    font-size: 2.5rem;
    color: white;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modules-preview .module-card:hover .module-icon {
    transform: scale(1.1);
    color: var(--accent-blue);
    filter: drop-shadow(0 0 12px rgba(88, 166, 255, 0.8));
}

.modules-preview .module-card h3 {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
    line-height: 1.3;
    position: relative;
    z-index: 2;
}

.modules-preview .module-card > p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: var(--space-4);
    flex-grow: 1;
    position: relative;
    z-index: 2;
}

.modules-preview .module-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    position: relative;
    z-index: 2;
}

.modules-preview .tech-tag {
    background: rgba(88, 166, 255, 0.15);
    border: 1px solid rgba(88, 166, 255, 0.3);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 11px;
    font-weight: 600;
    color: var(--accent-blue);
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.3s ease;
}

.modules-preview .tech-tag:hover {
    background: rgba(88, 166, 255, 0.25);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

.modules-preview .tech-tag i {
    font-size: 12px;
}

.modules-preview .module-link {
    color: var(--accent-blue);
    font-size: 14px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
    text-decoration: none;
}

.modules-preview .module-link:hover {
    gap: var(--space-3);
    color: var(--accent-purple);
}

.modules-preview .module-link i {
    font-size: 12px;
    transition: transform 0.3s ease;
}

.modules-preview .module-link:hover i {
    transform: translateX(4px);
}

.module-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-3);
}

.module-number {
    font-size: 12px;
    font-weight: 700;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.module-icon {
    font-size: 1.5rem;
    color: var(--accent-blue);
}

.module-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
    line-height: 1.3;
}

.module-card > p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: var(--space-3);
    flex-grow: 1;
}

.module-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.tech-tag {
    background-color: var(--bg-muted);
    border: 1px solid var(--border-default);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.tech-tag i {
    font-size: 12px;
}

.module-link {
    color: var(--accent-blue);
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.module-link:hover {
    gap: 10px;
}

.module-link i {
    font-size: 12px;
    transition: transform 0.2s ease;
}

.module-link:hover i {
    transform: translateX(4px);
}

.modules-cta {
    text-align: center;
    padding-top: var(--space-5);
    border-top: 1px solid var(--border-default);
}

/* ===================================
   Technology Details Section
   =================================== */

.tech-details {
    padding: var(--space-8) 0;
    background-color: var(--bg-subtle);
}

.tech-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-4);
}

.tech-detail-card {
    background-color: var(--bg-canvas);
    border: 1px solid var(--border-default);
    border-radius: 12px;
    padding: var(--space-5);
}

.tech-detail-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.tech-detail-header i {
    font-size: 2rem;
    color: var(--accent-blue);
}

.tech-detail-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.tech-description {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: var(--space-4);
    line-height: 1.6;
}

.tech-list-detailed {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.tech-item-detailed {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3);
    background-color: var(--bg-subtle);
    border: 1px solid var(--border-default);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.tech-item-detailed:hover {
    border-color: var(--accent-blue);
    background-color: var(--bg-muted);
}

.tech-item-detailed > i {
    font-size: 1.5rem;
    color: var(--accent-blue);
    flex-shrink: 0;
    margin-top: 2px;
}

.tech-item-detailed div {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.tech-item-detailed strong {
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
}

.tech-item-detailed span {
    color: var(--text-secondary);
    font-size: 12px;
    line-height: 1.5;
}

/* ===================================
   Showcase Projects Section
   =================================== */

.showcase-projects {
    padding: var(--space-8) 0;
}

.projects-showcase {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.project-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
    background-color: var(--bg-subtle);
    border: 1px solid var(--border-default);
    border-radius: 16px;
    padding: var(--space-5);
    align-items: center;
}

.project-showcase:nth-child(even) {
    grid-template-columns: 1fr 1fr;
}

.project-showcase:nth-child(even) .project-visual {
    order: 2;
}

.project-showcase:nth-child(even) .project-info {
    order: 1;
}

/* Project Visual/Demo */
.project-visual {
    position: relative;
}

.project-demo {
    background-color: var(--bg-muted);
    border: 1px solid var(--border-default);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(1, 4, 9, 0.6);
}

.demo-header {
    background-color: var(--bg-emphasis);
    padding: var(--space-3);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    border-bottom: 1px solid var(--border-default);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.demo-header i {
    color: var(--accent-blue);
}

/* Chat Demo Styles */
.chat-messages {
    padding: var(--space-4);
    min-height: 200px;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.chat-message {
    display: flex;
    gap: var(--space-2);
    align-items: flex-start;
    animation: slideIn 0.5s ease;
}

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gradient-brand);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
    flex-shrink: 0;
}

.bot-message .message-avatar {
    background: var(--bg-emphasis);
    border: 2px solid var(--accent-blue);
}

.message-content {
    background-color: var(--bg-subtle);
    padding: var(--space-2) var(--space-3);
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.5;
    max-width: 80%;
    border: 1px solid var(--border-default);
}

.user-message .message-content {
    background-color: var(--accent-blue);
    color: white;
    border-color: var(--accent-blue);
}

/* Typing Indicator Animation */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 4px;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background-color: var(--accent-blue);
    border-radius: 50%;
    animation: typing 1.4s infinite;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.5;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Data Collection Demo Styles */
.data-form {
    padding: var(--space-4);
}

.form-field {
    margin-bottom: var(--space-3);
}

.form-field label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.form-field label i {
    color: var(--accent-blue);
}

.input-field {
    background-color: var(--bg-subtle);
    border: 1px solid var(--border-default);
    padding: var(--space-2) var(--space-3);
    border-radius: 6px;
    font-size: 14px;
    color: var(--text-primary);
}

.submit-animation {
    margin-top: var(--space-4);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.submit-btn {
    background: var(--gradient-brand);
    color: white;
    padding: var(--space-2) var(--space-4);
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    animation: pulse 2s ease-in-out infinite;
}

.data-flow {
    flex: 1;
    height: 2px;
    background-color: var(--border-default);
    position: relative;
    margin: 0 var(--space-3);
}

.data-packet {
    width: 12px;
    height: 12px;
    background: var(--accent-blue);
    border-radius: 50%;
    position: absolute;
    top: -5px;
    left: 0;
    animation: dataFlow 3s ease-in-out infinite;
    box-shadow: 0 0 12px var(--glow-primary);
}

@keyframes dataFlow {
    0% {
        left: 0;
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        left: 100%;
        opacity: 0;
    }
}

.cloud-icon {
    font-size: 2rem;
    color: var(--accent-blue);
    animation: cloudPulse 2s ease-in-out infinite;
}

@keyframes cloudPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.8;
    }
    50% {
        transform: scale(1.1);
        opacity: 1;
    }
}

/* Animation Demo Styles */
.animation-canvas {
    padding: var(--space-5);
    background: radial-gradient(circle at center, var(--bg-muted) 0%, var(--bg-subtle) 100%);
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.manim-svg {
    width: 100%;
    max-width: 300px;
    height: auto;
    filter: drop-shadow(0 0 20px rgba(88, 166, 255, 0.3));
}

/* Video Streaming Demo Styles */
.video-player {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.video-screen {
    background: linear-gradient(135deg, var(--bg-muted) 0%, var(--bg-subtle) 100%);
    border-bottom: 1px solid var(--border-default);
    aspect-ratio: 16 / 9;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.video-content {
    width: 100%;
    height: 100%;
    position: relative;
    background: radial-gradient(ellipse at center, rgba(88, 166, 255, 0.1) 0%, transparent 70%);
}

.stream-indicator {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    z-index: 2;
    animation: streamPulse 2s ease-in-out infinite;
}

.live-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background-color: rgba(248, 81, 73, 0.2);
    border: 1px solid rgba(248, 81, 73, 0.4);
    padding: var(--space-2) var(--space-3);
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    color: #f85149;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(10px);
}

.live-badge i {
    font-size: 8px;
    animation: livePulse 1.5s ease-in-out infinite;
}

@keyframes livePulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(0.8);
    }
}

@keyframes streamPulse {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-2px);
    }
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle, rgba(1, 4, 9, 0.4) 0%, rgba(1, 4, 9, 0.2) 100%);
}

.play-button {
    width: 60px;
    height: 60px;
    background: rgba(88, 166, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(88, 166, 255, 0.4);
    animation: playPulse 2s ease-in-out infinite;
}

.play-button:hover {
    transform: scale(1.1);
    background: rgba(88, 166, 255, 1);
    box-shadow: 0 6px 30px rgba(88, 166, 255, 0.6);
}

.play-button i {
    color: var(--bg-default);
    font-size: 24px;
    margin-left: 3px;
}

@keyframes playPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 20px rgba(88, 166, 255, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 30px rgba(88, 166, 255, 0.6);
    }
}

.video-controls {
    background-color: var(--bg-emphasis);
    padding: var(--space-3) var(--space-4);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
}

.control-group {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex: 1;
}

.control-icon {
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.control-icon:hover {
    color: var(--accent-blue);
    transform: scale(1.1);
}

.progress-bar {
    flex: 1;
    height: 4px;
    background-color: var(--bg-muted);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 26%;
    background: linear-gradient(90deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    border-radius: 2px;
    transition: width 0.1s ease;
    animation: progressGrow 3s ease-in-out infinite;
}

@keyframes progressGrow {
    0% {
        width: 26%;
    }
    50% {
        width: 30%;
    }
    100% {
        width: 26%;
    }
}

.progress-bar:hover .progress-fill {
    box-shadow: 0 0 8px rgba(88, 166, 255, 0.6);
}

.time-display {
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    white-space: nowrap;
}

.control-icons {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Project Info */
.project-info {
    display: flex;
    flex-direction: column;
}

.project-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background-color: var(--bg-muted);
    border: 1px solid var(--border-default);
    padding: var(--space-2) var(--space-3);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-blue);
    width: fit-content;
    margin-bottom: var(--space-3);
}

.project-badge i {
    font-size: 14px;
}

.project-showcase h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
}

.project-info > p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-4);
    font-size: 15px;
}

.project-code {
    background-color: var(--bg-muted);
    border: 1px solid var(--border-default);
    border-radius: 8px;
    padding: var(--space-3);
    margin-bottom: var(--space-3);
}

.code-snippet pre {
    margin: 0;
    font-family: var(--font-code);
    font-size: 12px;
    line-height: 1.6;
    overflow-x: auto;
}

.project-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.tech-pill {
    background-color: var(--bg-muted);
    border: 1px solid var(--border-default);
    padding: 6px 12px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s ease;
}

.tech-pill:hover {
    border-color: var(--accent-blue);
    background-color: var(--bg-subtle);
    transform: translateY(-2px);
}

.tech-pill i {
    color: var(--accent-blue);
    font-size: 13px;
}

/* Project Actions (Buttons) */
.project-actions {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-default);
}

.project-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid;
    position: relative;
    overflow: hidden;
}

.project-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.project-btn:hover::before {
    width: 300px;
    height: 300px;
}

.project-btn i {
    font-size: 14px;
    position: relative;
    z-index: 1;
}

.project-btn span {
    position: relative;
    z-index: 1;
}

/* Primary Button (Live Project) */
.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    border-color: var(--accent-blue);
    color: white;
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(88, 166, 255, 0.5);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Secondary Button (GitHub) */
.btn-secondary {
    background-color: var(--bg-muted);
    border-color: var(--border-default);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--bg-subtle);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.2);
}

.btn-secondary:active {
    transform: translateY(0);
}

.btn-secondary i {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.btn-secondary:hover i {
    color: var(--accent-blue);
}

/* Responsive */
@media (max-width: 968px) {
    .project-showcase {
        grid-template-columns: 1fr !important;
    }
    
    .project-showcase:nth-child(even) .project-visual,
    .project-showcase:nth-child(even) .project-info {
        order: 0;
    }
    
    .project-visual {
        order: 1 !important;
    }
    
    .project-info {
        order: 2 !important;
    }
    
    .project-actions {
        flex-direction: column;
        gap: var(--space-2);
    }
    
    .project-btn {
        width: 100%;
        justify-content: center;
    }
}

/* ===================================
   CTA Section
   =================================== */

.cta {
    padding: var(--space-8) 0;
    position: relative;
}

.cta-content {
    background: var(--bg-subtle);
    border: 1px solid var(--border-default);
    border-radius: 16px;
    padding: var(--space-7);
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.cta-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-brand);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    font-size: 2.5rem;
    color: white;
    box-shadow: 0 8px 24px var(--glow-primary);
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--space-3);
}

.cta-content p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-5);
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
    margin-bottom: var(--space-5);
    flex-wrap: wrap;
}

.cta-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-5);
    padding-top: var(--space-5);
    border-top: 1px solid var(--border-default);
}

.cta-stat {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    font-weight: 500;
}

.cta-stat i {
    color: var(--accent-blue);
    font-size: 1.25rem;
}

/* ===================================
   Footer (Enhanced Premium Design)
   =================================== */

.footer {
    background: linear-gradient(180deg, var(--bg-default) 0%, var(--bg-subtle) 50%, var(--bg-muted) 100%);
    border-top: 1px solid var(--border-default);
    padding: 0;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-blue), var(--accent-purple), transparent);
    opacity: 0.5;
}

/* Footer CTA Section */
.footer-cta-section {
    padding: var(--space-7) 0;
    border-bottom: 1px solid var(--border-default);
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.05) 0%, rgba(188, 140, 255, 0.05) 100%);
    position: relative;
}

.footer-cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.footer-cta-icon {
    width: 72px;
    height: 72px;
    background: var(--gradient-brand);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    font-size: 2rem;
    color: white;
    box-shadow: 0 8px 24px var(--glow-primary);
    animation: float-bounce 3s ease-in-out infinite;
}

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

.footer-cta-content h3 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: var(--space-3);
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-cta-content > p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: var(--space-5);
}

.footer-cta-buttons {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer Main Content */
.footer-content {
    display: grid;
    grid-template-columns: 2fr 1.2fr 1.2fr 1.5fr;
    gap: var(--space-6);
    padding: var(--space-7) 0;
}

.footer-section h4 {
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    font-size: 1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-section h4 i {
    color: var(--accent-blue);
    font-size: 1rem;
}

/* Footer Brand Section */
.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: transform 0.3s ease;
    width: fit-content;
}

.footer-logo:hover {
    transform: translateY(-2px);
}

.footer-logo .logo-icon {
    width: 48px;
    height: 48px;
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 14px;
}

/* Footer Tech Stack */
.footer-tech-stack {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-stack-label,
.footer-social-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-tech-icons {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.footer-tech-icon {
    width: 40px;
    height: 40px;
    background: rgba(22, 27, 34, 0.8);
    border: 1px solid var(--border-default);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.footer-tech-icon:hover {
    border-color: var(--accent-blue);
    transform: translateY(-4px);
    box-shadow: 0 4px 12px var(--glow-primary);
}

/* Footer Social Links */
.footer-social {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.social-links {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.social-link {
    width: 42px;
    height: 42px;
    background: rgba(22, 27, 34, 0.8);
    border: 1px solid var(--border-default);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 1.125rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-brand);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.social-link i {
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease;
}

.social-link:hover {
    border-color: var(--accent-blue);
    transform: translateY(-4px);
    box-shadow: 0 6px 20px var(--glow-primary);
}

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

.social-link:hover i {
    color: white;
    transform: scale(1.2);
}

/* Footer Links */
.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 13px;
    transition: all 0.2s ease;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    text-decoration: none;
    padding: 4px 0;
    line-height: 1.4;
}

.footer-links a i {
    font-size: 10px;
    transition: transform 0.2s ease;
}

.footer-links a:hover {
    color: var(--accent-blue);
    padding-left: 8px;
}

.footer-links a:hover i {
    transform: translateX(4px);
}

/* Instructor Card */
.instructor-card {
    background: rgba(22, 27, 34, 0.6);
    border: 1px solid var(--border-default);
    border-radius: 12px;
    padding: var(--space-4);
    display: flex;
    gap: var(--space-3);
    transition: all 0.3s ease;
}

.instructor-card:hover {
    border-color: var(--accent-blue);
    background: rgba(22, 27, 34, 0.8);
    transform: translateY(-2px);
}

.instructor-avatar {
    width: 56px;
    height: 56px;
    background: var(--gradient-brand);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.instructor-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.instructor-name {
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1rem;
}

.instructor-title {
    color: var(--accent-blue);
    font-size: 12px;
    font-weight: 600;
}

.instructor-bio {
    color: var(--text-secondary);
    font-size: 12px;
    line-height: 1.5;
    margin-top: 4px;
}


/* Footer Bottom */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-5) 0;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.footer-bottom-left,
.footer-bottom-right {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 13px;
    margin: 0;
}

.footer-divider {
    color: var(--border-default);
}

.footer-bottom-link {
    color: var(--text-secondary);
    font-size: 13px;
    transition: color 0.2s ease;
    text-decoration: none;
}

.footer-bottom-link:hover {
    color: var(--accent-blue);
}

/* Footer Responsive */
@media (max-width: 1200px) {
    .footer-content {
        grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    }
}

@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-5);
    }
    
    .footer-links a {
        font-size: 14px;
}

.footer-bottom {
        flex-direction: column;
    text-align: center;
    }
    
    .footer-bottom-left,
    .footer-bottom-right {
        justify-content: center;
    }
}

/* ===================================
   Practice Page Styles
   =================================== */

/* Practice Hero Section */
.practice-hero {
    padding: calc(80px + var(--space-7)) 0 var(--space-8) 0;
    background: linear-gradient(135deg, var(--bg-default) 0%, var(--bg-subtle) 100%);
    position: relative;
    overflow: hidden;
}

.practice-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(88, 166, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(188, 140, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.practice-hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.practice-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-6);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.practice-stats .stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.8) 0%, rgba(33, 38, 45, 0.6) 100%);
    border: 2px solid rgba(88, 166, 255, 0.2);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.practice-stats .stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, rgba(188, 140, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.practice-stats .stat-item:hover::before {
    opacity: 1;
}

.practice-stats .stat-item:hover {
    border-color: var(--accent-blue);
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.9) 0%, rgba(33, 38, 45, 0.8) 100%);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 32px rgba(88, 166, 255, 0.25),
                0 0 0 1px rgba(88, 166, 255, 0.2);
}

.practice-stats .stat-item i {
    font-size: 2rem;
    color: var(--accent-blue);
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.practice-stats .stat-item:hover i {
    transform: scale(1.1);
    filter: drop-shadow(0 0 8px rgba(88, 166, 255, 0.5));
}

.practice-stats .stat-count {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    position: relative;
    z-index: 2;
    text-align: center;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.practice-stats .stat-text {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    position: relative;
    z-index: 2;
    text-align: center;
    opacity: 0.8;
}

.practice-stats .stat-item:hover .stat-text {
    color: var(--accent-blue);
    opacity: 1;
}

/* Coding Environment */
.coding-environment {
    padding: var(--space-8) 0;
}

/* Terminal Preview Styling */
.terminal-preview {
    max-width: 1000px;
    margin: 0 auto;
    padding: var(--space-2) var(--space-6);
}

.terminal-window {
    background: #1a1a1a;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    border: 1px solid rgba(88, 166, 255, 0.2);
    position: relative;
}

.terminal-window::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, rgba(188, 140, 255, 0.1) 100%);
    pointer-events: none;
}

.terminal-header {
    background: #2d2d2d;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid rgba(88, 166, 255, 0.2);
}

.terminal-controls {
    display: flex;
    gap: 8px;
}

.control-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: block;
}

.control-dot.red {
    background: #ff5f56;
}

.control-dot.yellow {
    background: #ffbd2e;
}

.control-dot.green {
    background: #27ca3f;
}

.terminal-title {
    color: #e6e6e6;
    font-size: 14px;
    font-weight: 500;
    margin-left: auto;
}

.terminal-content {
    padding: 20px;
    font-family: 'Tahoma', 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 14px;
    line-height: 1.6;
    color: #e6e6e6;
    min-height: 200px;
}

.terminal-line {
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.terminal-prompt {
    color: #58a6ff;
    font-weight: 600;
}

.terminal-command {
    color: #e6e6e6;
    font-weight: 500;
}

.terminal-output {
    color: #7c7c7c;
    margin-left: 20px;
}

.terminal-cursor {
    color: #58a6ff;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.terminal-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    margin-top: var(--space-3);
    margin-bottom: var(--space-2);
    flex-wrap: wrap;
}

.btn-terminal-primary {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #5a9fd4 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 20px rgba(88, 166, 255, 0.3);
}

.btn-terminal-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(88, 166, 255, 0.4);
}

.btn-terminal-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: 1px solid rgba(88, 166, 255, 0.3);
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-terminal-secondary:hover {
    background: rgba(88, 166, 255, 0.2);
    border-color: rgba(88, 166, 255, 0.5);
    transform: translateY(-1px);
}

.environment-header {
    text-align: center;
    margin-bottom: var(--space-3);
}

.coding-workspace {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
    height: 80vh;
    min-height: 600px;
    max-width: 1400px;
    margin: 0 auto;
}

/* Editor Panel */
.editor-panel {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border: 2px solid rgba(88, 166, 255, 0.3);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    position: relative;
}

.editor-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.05) 0%, rgba(188, 140, 255, 0.05) 100%);
    pointer-events: none;
    z-index: 1;
}

.editor-header {
    background: linear-gradient(135deg, #2a2a2a 0%, #3a3a3a 100%);
    border-bottom: 2px solid rgba(88, 166, 255, 0.2);
    padding: var(--space-4);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
    backdrop-filter: blur(10px);
}

.editor-tabs {
    display: flex;
    gap: var(--space-2);
}

.tab-btn {
    background: #e0e0e0;
    color: #555;
    padding: 8px 16px 8px 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 500;
    position: relative;
    overflow: hidden;
    min-width: auto;
    white-space: nowrap;
    border: none;
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 50%, calc(100% - 12px) 100%, 0 100%);
    margin-right: -12px;
    z-index: 1;
}

.tab-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, rgba(188, 140, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 50%, calc(100% - 12px) 100%, 0 100%);
}

.tab-btn:hover::before {
    opacity: 1;
}

.tab-btn:hover {
    background: #d0d0d0;
    color: #333;
    transform: translateY(-1px);
    z-index: 2;
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #5a9fd4 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(88, 166, 255, 0.4);
    transform: translateY(-1px);
    z-index: 3;
}

.tab-btn.active::before {
    opacity: 0;
}

/* Language-specific tab styling - removed colors for neutral design */

.editor-controls {
    display: flex;
    gap: var(--space-2);
}

.control-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(88, 166, 255, 0.3);
    color: var(--text-secondary);
    padding: var(--space-2);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    position: relative;
    overflow: hidden;
}

.control-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, rgba(188, 140, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.control-btn:hover::before {
    opacity: 1;
}

.control-btn:hover {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #5a9fd4 100%);
    color: white;
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.4);
}

.editor-content {
    flex: 1;
    position: relative;
    z-index: 2;
}

.editor-content textarea {
    width: 100%;
    height: 100%;
    border: none;
    outline: none;
    background: transparent;
    color: var(--text-primary);
    font-family: 'Tahoma', 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 14px;
    line-height: 1.6;
    padding: var(--space-4);
    resize: none;
}

/* CodeMirror Custom Styling */
.CodeMirror {
    height: 100% !important;
    font-family: 'Tahoma', 'Monaco', 'Menlo', 'Ubuntu Mono', monospace !important;
    font-size: 14px !important;
    line-height: 1.6 !important;
    background: transparent !important;
    color: #e6e6e6 !important;
}

.CodeMirror-gutters {
    background: rgba(0, 0, 0, 0.3) !important;
    border-right: 1px solid rgba(88, 166, 255, 0.2) !important;
}

.CodeMirror-linenumber {
    color: #888 !important;
    font-size: 12px !important;
}

.CodeMirror-cursor {
    border-left: 2px solid var(--accent-blue) !important;
}

.CodeMirror-selected {
    background: rgba(88, 166, 255, 0.2) !important;
}

.CodeMirror-focused .CodeMirror-selected {
    background: rgba(88, 166, 255, 0.3) !important;
}

/* Preview Panel */
.preview-panel {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border: 2px solid rgba(88, 166, 255, 0.3);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    position: relative;
}

.preview-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.05) 0%, rgba(188, 140, 255, 0.05) 100%);
    pointer-events: none;
    z-index: 1;
}

.preview-header {
    background: linear-gradient(135deg, #2a2a2a 0%, #3a3a3a 100%);
    border-bottom: 2px solid rgba(88, 166, 255, 0.2);
    padding: var(--space-4);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
    backdrop-filter: blur(10px);
}

.preview-header h3 {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.preview-controls {
    display: flex;
    gap: var(--space-2);
}

.preview-content {
    flex: 1;
    position: relative;
    z-index: 2;
    background: white;
    overflow: auto;
    min-height: 0;
}

.preview-content iframe {
    width: 100%;
    height: 100%;
    min-height: 100%;
    border: none;
    background: white;
}

/* Practice Challenges */
.practice-challenges {
    padding: var(--space-4) 0 var(--space-8) 0;
    background: #01040990;
}

.challenges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-5);
    margin-top: var(--space-6);
}

.challenge-card {
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.8) 0%, rgba(33, 38, 45, 0.6) 100%);
    border: 2px solid rgba(88, 166, 255, 0.2);
    border-radius: 16px;
    padding: var(--space-5);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.challenge-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.05) 0%, rgba(188, 140, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.challenge-card:hover {
    border-color: var(--accent-blue);
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.9) 0%, rgba(33, 38, 45, 0.8) 100%);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 16px 40px rgba(88, 166, 255, 0.25),
                0 0 0 1px rgba(88, 166, 255, 0.2);
}

.challenge-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
    position: relative;
    z-index: 2;
}

.challenge-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.2) 0%, rgba(188, 140, 255, 0.2) 100%);
    border: 2px solid rgba(88, 166, 255, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-blue);
    transition: all 0.3s ease;
}

.challenge-card:hover .challenge-icon {
    transform: scale(1.1) rotate(5deg);
    filter: drop-shadow(0 0 12px rgba(88, 166, 255, 0.5));
    border-color: var(--accent-blue);
}

.challenge-difficulty {
    background: var(--gradient-brand);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.challenge-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
    line-height: 1.3;
    position: relative;
    z-index: 2;
}

.challenge-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: var(--space-4);
    flex-grow: 1;
    position: relative;
    z-index: 2;
}

.challenge-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    position: relative;
    z-index: 2;
}

.challenge-tags .tag {
    background: rgba(88, 166, 255, 0.15);
    border: 1px solid rgba(88, 166, 255, 0.3);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 10px;
    font-weight: 600;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
}

.challenge-tags .tag:hover {
    background: rgba(88, 166, 255, 0.25);
    border-color: var(--accent-blue);
    transform: translateY(-1px);
}

.btn-challenge {
    background: var(--gradient-brand);
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
    border: none;
    cursor: pointer;
    width: 100%;
    justify-content: center;
}

.btn-challenge:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(88, 166, 255, 0.4);
    color: white;
}

/* Code Templates */
.code-templates {
    padding: var(--space-8) 0;
    background: var(--bg-subtle);
}

.templates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-5);
    margin-top: var(--space-6);
}

.template-card {
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.8) 0%, rgba(33, 38, 45, 0.6) 100%);
    border: 2px solid rgba(88, 166, 255, 0.2);
    border-radius: 16px;
    padding: var(--space-5);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.template-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.05) 0%, rgba(188, 140, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.template-card:hover {
    border-color: var(--accent-blue);
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.9) 0%, rgba(33, 38, 45, 0.8) 100%);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 16px 40px rgba(88, 166, 255, 0.25),
                0 0 0 1px rgba(88, 166, 255, 0.2);
}

.template-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
    position: relative;
    z-index: 2;
}

.template-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.2) 0%, rgba(188, 140, 255, 0.2) 100%);
    border: 2px solid rgba(88, 166, 255, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-blue);
    transition: all 0.3s ease;
}

.template-card:hover .template-icon {
    transform: scale(1.1) rotate(5deg);
    filter: drop-shadow(0 0 12px rgba(88, 166, 255, 0.5));
    border-color: var(--accent-blue);
}

.template-category {
    background: var(--gradient-brand);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.template-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
    line-height: 1.3;
    position: relative;
    z-index: 2;
}

.template-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: var(--space-4);
    flex-grow: 1;
    position: relative;
    z-index: 2;
}

.template-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    position: relative;
    z-index: 2;
}

.template-tags .tag {
    background: rgba(88, 166, 255, 0.15);
    border: 1px solid rgba(88, 166, 255, 0.3);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 10px;
    font-weight: 600;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
}

.template-tags .tag:hover {
    background: rgba(88, 166, 255, 0.25);
    border-color: var(--accent-blue);
    transform: translateY(-1px);
}

.btn-template {
    background: var(--gradient-brand);
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
    border: none;
    cursor: pointer;
    width: 100%;
    justify-content: center;
}

.btn-template:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(88, 166, 255, 0.4);
    color: white;
}

/* ===================================
   Full-Screen Editor Styles
   =================================== */

/* Full Screen Editor Layout */
.fullscreen-editor {
    margin: 0;
    padding: 0;
    height: 100vh;
    overflow: hidden;
    background: #0a0a0a;
}

.editor-container {
    display: flex;
    height: 100vh;
    background: #0a0a0a;
}

/* Editor Sidebar */
.editor-sidebar {
    width: 50%;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border-right: 2px solid rgba(88, 166, 255, 0.3);
    display: flex;
    flex-direction: column;
    position: relative;
}

.editor-sidebar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.05) 0%, rgba(188, 140, 255, 0.05) 100%);
    pointer-events: none;
    z-index: 1;
}

.sidebar-header {
    background: linear-gradient(135deg, #2a2a2a 0%, #3a3a3a 100%);
    border-bottom: 2px solid rgba(88, 166, 255, 0.2);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
    backdrop-filter: blur(10px);
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    font-size: 1.5rem;
    color: var(--accent-blue);
    font-weight: bold;
}

.logo-content {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-tagline {
    font-size: 0.8rem;
    color: var(--text-secondary);
    opacity: 0.8;
}

.sidebar-controls {
    display: flex;
    gap: 0.5rem;
}

.sidebar-controls .control-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(88, 166, 255, 0.3);
    color: var(--text-secondary);
    padding: 0.5rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    position: relative;
    overflow: hidden;
}

.sidebar-controls .control-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, rgba(188, 140, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-controls .control-btn:hover::before {
    opacity: 1;
}

.sidebar-controls .control-btn:hover {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #5a9fd4 100%);
    color: white;
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.4);
}

/* Code Tabs */
.code-tabs {
    display: flex;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(88, 166, 255, 0.2);
    position: relative;
    z-index: 2;
}

.code-tabs .tab-btn {
    flex: 1;
    background: #e0e0e0;
    color: #555;
    padding: 8px 16px 8px 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 500;
    position: relative;
    overflow: hidden;
    border: none;
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 50%, calc(100% - 12px) 100%, 0 100%);
    margin-right: -12px;
    z-index: 1;
}

.code-tabs .tab-btn:last-child {
    border-right: none;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    margin-right: 0;
}

.code-tabs .tab-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, rgba(188, 140, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 50%, calc(100% - 12px) 100%, 0 100%);
}

.code-tabs .tab-btn:last-child::before {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}

.code-tabs .tab-btn:hover::before {
    opacity: 1;
}

.code-tabs .tab-btn:hover {
    background: #d0d0d0;
    color: #333;
    transform: translateY(-1px);
    z-index: 2;
}

.code-tabs .tab-btn.active {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #5a9fd4 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(88, 166, 255, 0.4);
    transform: translateY(-1px);
    z-index: 3;
}

.code-tabs .tab-btn.active::before {
    opacity: 0;
}

/* Language-specific styling for full-screen editor - removed colors for neutral design */

/* Code Editor Container */
.code-editor-container {
    flex: 1;
    position: relative;
    z-index: 2;
    background: #1a1a1a;
    overflow: auto;
    min-height: 0;
    scroll-behavior: smooth;
}

.code-editor-container textarea {
    width: 100%;
    height: 100%;
    border: none;
    outline: none;
    background: transparent;
    color: var(--text-primary);
    font-family: 'Tahoma', 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 14px;
    line-height: 1.6;
    padding: 1rem;
    resize: none;
}

/* Custom Scrollbar for Code Editor */
.code-editor-container::-webkit-scrollbar,
.fullscreen-editor .CodeMirror-scroll::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

.code-editor-container::-webkit-scrollbar-track,
.fullscreen-editor .CodeMirror-scroll::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 6px;
}

.code-editor-container::-webkit-scrollbar-thumb,
.fullscreen-editor .CodeMirror-scroll::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    border-radius: 6px;
    border: 2px solid rgba(0, 0, 0, 0.3);
}

.code-editor-container::-webkit-scrollbar-thumb:hover,
.fullscreen-editor .CodeMirror-scroll::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #6eb5ff 0%, #c89fff 100%);
}

/* CodeMirror Full-Screen Styling */
.fullscreen-editor .CodeMirror {
    height: 100% !important;
    font-family: 'Tahoma', 'Monaco', 'Menlo', 'Ubuntu Mono', monospace !important;
    font-size: 14px !important;
    line-height: 1.6 !important;
    background: transparent !important;
    color: #e6e6e6 !important;
}

.fullscreen-editor .CodeMirror-scroll {
    overflow-y: auto !important;
    overflow-x: auto !important;
}

.fullscreen-editor .CodeMirror-gutters {
    background: rgba(0, 0, 0, 0.5) !important;
    border-right: 1px solid rgba(88, 166, 255, 0.3) !important;
}

.fullscreen-editor .CodeMirror-linenumber {
    color: #888 !important;
    font-size: 12px !important;
}

.fullscreen-editor .CodeMirror-cursor {
    border-left: 2px solid var(--accent-blue) !important;
}

.fullscreen-editor .CodeMirror-selected {
    background: rgba(88, 166, 255, 0.2) !important;
}

.fullscreen-editor .CodeMirror-focused .CodeMirror-selected {
    background: rgba(88, 166, 255, 0.3) !important;
}

/* Preview Panel */
.preview-panel {
    width: 50%;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    display: flex;
    flex-direction: column;
    position: relative;
}

.preview-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.05) 0%, rgba(188, 140, 255, 0.05) 100%);
    pointer-events: none;
    z-index: 1;
}

.preview-header {
    background: linear-gradient(135deg, #2a2a2a 0%, #3a3a3a 100%);
    border-bottom: 2px solid rgba(88, 166, 255, 0.2);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
    backdrop-filter: blur(10px);
}

.preview-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    font-weight: 600;
}

.preview-controls {
    display: flex;
    gap: 0.5rem;
}

.preview-controls .control-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(88, 166, 255, 0.3);
    color: var(--text-secondary);
    padding: 0.5rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    position: relative;
    overflow: hidden;
}

.preview-controls .control-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, rgba(188, 140, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.preview-controls .control-btn:hover::before {
    opacity: 1;
}

.preview-controls .control-btn:hover {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #5a9fd4 100%);
    color: white;
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.4);
}

.preview-content {
    flex: 1;
    position: relative;
    z-index: 2;
    background: white;
    overflow: auto;
    min-height: 0;
}

.preview-content iframe {
    width: 100%;
    height: 100%;
    min-height: 100%;
    border: none;
    background: white;
}

/* Custom Scrollbar for Preview Content */
.preview-content::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

.preview-content::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 6px;
}

.preview-content::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    border-radius: 6px;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.preview-content::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #6eb5ff 0%, #c89fff 100%);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.3s ease;
}

.loading-spinner {
    text-align: center;
    color: var(--accent-blue);
}

.loading-spinner i {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: spin 2s linear infinite;
}

.loading-spinner p {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Responsive Design for Full-Screen Editor */
@media (max-width: 768px) {
    .editor-container {
        flex-direction: column;
    }
    
    .editor-sidebar {
        width: 100%;
        height: 50%;
    }
    
    .preview-panel {
        width: 100%;
        height: 50%;
    }
    
    .code-tabs .tab-btn {
        font-size: 0.8rem;
        padding: 0.75rem 0.5rem;
    }
    
    .sidebar-header,
    .preview-header {
        padding: 0.75rem 1rem;
    }
    
    .logo-text {
        font-size: 1rem;
    }
    
    .logo-tagline {
        font-size: 0.7rem;
    }
}

/* ===================================
   Resources Page Styles
   =================================== */

/* Resources Hero Section */
.resources-hero {
    padding: calc(80px + var(--space-7)) 0 var(--space-8) 0;
    background: linear-gradient(135deg, var(--bg-default) 0%, var(--bg-subtle) 100%);
    position: relative;
    overflow: hidden;
}

.resources-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(88, 166, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(188, 140, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.resources-hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

/* Hero Login Button */
.btn-hero-login {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    border: 1px solid var(--accent-blue);
    border-radius: 8px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.3);
}

.btn-hero-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(88, 166, 255, 0.5);
}

.btn-hero-login:active {
    transform: translateY(0);
}

.btn-hero-login i {
    font-size: 16px;
}

/* Resources Search Functionality */
.resources-search-container {
    max-width: 800px;
    margin: 2rem auto 0;
    text-align: center;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--bg-subtle);
    border: 2px solid var(--border-default);
    border-radius: 12px;
    padding: 0;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(1, 4, 9, 0.3);
}

.search-box:focus-within {
    border-color: var(--accent-blue);
    box-shadow: 0 6px 20px rgba(88, 166, 255, 0.3);
}

.search-icon {
    color: var(--text-secondary);
    font-size: 18px;
    padding: 0 1rem;
    transition: color 0.3s ease;
}

.search-box:focus-within .search-icon {
    color: var(--accent-blue);
}

#resourcesSearch {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    padding: 1rem 0;
    font-size: 16px;
    color: var(--text-primary);
    font-family: inherit;
}

#resourcesSearch::placeholder {
    color: var(--text-muted);
}

.clear-search {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 0 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.clear-search:hover {
    color: var(--accent-blue);
    transform: scale(1.1);
}

.search-filters {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--bg-muted);
    border: 1px solid var(--border-default);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    background: var(--bg-subtle);
    border-color: var(--accent-blue);
    color: var(--accent-blue);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    border-color: var(--accent-blue);
    color: white;
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.3);
}

.search-results-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-subtle);
    border: 1px solid var(--border-default);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

.clear-all-filters {
    background: none;
    border: 1px solid var(--border-default);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.clear-all-filters:hover {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: white;
}

/* Resource Card Search States */
.resource-card.hidden {
    display: none;
}

.resource-card.highlighted {
    border-color: var(--accent-blue);
    box-shadow: 0 8px 32px rgba(88, 166, 255, 0.3);
    transform: scale(1.02);
}

/* Search Highlight */
.search-highlight {
    background: rgba(88, 166, 255, 0.3);
    padding: 0.1rem 0.2rem;
    border-radius: 3px;
    font-weight: 600;
}

/* Responsive Search */
@media (max-width: 768px) {
    .resources-search-container {
        margin: 1.5rem auto 0;
    }
    
    .search-box {
        margin-bottom: 1rem;
    }
    
    .search-filters {
        gap: 0.25rem;
    }
    
    .filter-btn {
        padding: 0.4rem 0.8rem;
        font-size: 13px;
    }
    
    .search-results-info {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
}

/* User Info Section (WebApp Page) */
.user-info-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background-color: var(--bg-subtle);
    border: 1px solid var(--border-default);
    border-radius: 12px;
    max-width: 500px;
    margin: 0 auto;
}

.user-welcome {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-primary);
    font-size: 16px;
}

.user-welcome i {
    color: var(--accent-blue);
    font-size: 24px;
}

.user-welcome strong {
    color: var(--accent-blue);
    font-weight: 600;
}

.btn-logout {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: 10px 24px;
    background-color: var(--bg-muted);
    border: 1px solid var(--border-default);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-logout:hover {
    background-color: rgba(248, 81, 73, 0.1);
    border-color: rgba(248, 81, 73, 0.3);
    color: #f85149;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(248, 81, 73, 0.2);
}

.btn-logout:active {
    transform: translateY(0);
}

.btn-logout i {
    font-size: 14px;
}

@media (max-width: 768px) {
    .user-info-section {
        padding: var(--space-3);
    }
    
    .user-welcome {
        font-size: 14px;
        flex-direction: column;
        text-align: center;
    }
    
    .btn-logout {
        width: 100%;
        justify-content: center;
    }
}

.resource-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-6);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.resource-stats .stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.8) 0%, rgba(33, 38, 45, 0.6) 100%);
    border: 2px solid rgba(88, 166, 255, 0.2);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.resource-stats .stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, rgba(188, 140, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.resource-stats .stat-item:hover::before {
    opacity: 1;
}

.resource-stats .stat-item:hover {
    border-color: var(--accent-blue);
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.9) 0%, rgba(33, 38, 45, 0.8) 100%);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 32px rgba(88, 166, 255, 0.25),
                0 0 0 1px rgba(88, 166, 255, 0.2);
}

.resource-stats .stat-item i {
    font-size: 2rem;
    color: var(--accent-blue);
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.resource-stats .stat-item:hover i {
    transform: scale(1.1);
    filter: drop-shadow(0 0 8px rgba(88, 166, 255, 0.5));
}

.resource-stats .stat-count {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    position: relative;
    z-index: 2;
    text-align: center;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.resource-stats .stat-text {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    position: relative;
    z-index: 2;
    text-align: center;
    opacity: 0.8;
}

.resource-stats .stat-item:hover .stat-text {
    color: var(--accent-blue);
    opacity: 1;
}

/* Resources Section */
.resources-section {
    padding: var(--space-8) 0;
    position: relative;
}

.resources-section:nth-child(even) {
    background: var(--bg-subtle);
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-5);
    margin-top: var(--space-6);
}

/* Resource Cards */
.resource-card {
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.8) 0%, rgba(33, 38, 45, 0.6) 100%);
    border: 2px solid rgba(88, 166, 255, 0.2);
    border-radius: 16px;
    padding: var(--space-5);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.resource-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.05) 0%, rgba(188, 140, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.resource-card:hover {
    border-color: var(--accent-blue);
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.9) 0%, rgba(33, 38, 45, 0.8) 100%);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 16px 40px rgba(88, 166, 255, 0.25),
                0 0 0 1px rgba(88, 166, 255, 0.2);
}

.resource-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
    position: relative;
    z-index: 2;
}

.resource-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.2) 0%, rgba(188, 140, 255, 0.2) 100%);
    border: 2px solid rgba(88, 166, 255, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-blue);
    transition: all 0.3s ease;
}

.resource-card:hover .resource-icon {
    transform: scale(1.1) rotate(5deg);
    filter: drop-shadow(0 0 12px rgba(88, 166, 255, 0.5));
    border-color: var(--accent-blue);
}

.resource-badge {
    background: var(--gradient-brand);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.resource-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
    line-height: 1.3;
    position: relative;
    z-index: 2;
}

.resource-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: var(--space-4);
    flex-grow: 1;
    position: relative;
    z-index: 2;
}

.resource-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    position: relative;
    z-index: 2;
}

.resource-tags .tag {
    background: rgba(88, 166, 255, 0.15);
    border: 1px solid rgba(88, 166, 255, 0.3);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 10px;
    font-weight: 600;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
}

.resource-tags .tag:hover {
    background: rgba(88, 166, 255, 0.25);
    border-color: var(--accent-blue);
    transform: translateY(-1px);
}

.resource-links {
    display: flex;
    gap: var(--space-2);
    position: relative;
    z-index: 2;
}

.btn-resource {
    background: var(--gradient-brand);
    color: white;
    padding: 8px 16px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s ease;
    flex: 1;
    justify-content: center;
}

.btn-resource:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(88, 166, 255, 0.4);
    color: white;
}

.btn-resource-secondary {
    background: rgba(88, 166, 255, 0.1);
    color: var(--accent-blue);
    border: 1px solid rgba(88, 166, 255, 0.3);
    padding: 8px 16px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s ease;
    flex: 1;
    justify-content: center;
}

.btn-resource-secondary:hover {
    background: rgba(88, 166, 255, 0.2);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    color: var(--accent-blue);
}

/* Resources CTA Section */
.resources-cta {
    padding: var(--space-8) 0;
    background: linear-gradient(135deg, var(--bg-subtle) 0%, var(--bg-muted) 100%);
    position: relative;
    overflow: hidden;
}

.resources-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(88, 166, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.cta-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-brand);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4) auto;
    font-size: 2rem;
    color: white;
    animation: float 3s ease-in-out infinite;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--space-3);
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-content p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===================================
   Modules Page Styles
   =================================== */

/* Modules Hero Section */
.modules-hero {
    padding: calc(80px + var(--space-7)) 0 var(--space-8) 0;
    background: linear-gradient(135deg, var(--bg-default) 0%, var(--bg-subtle) 100%);
    position: relative;
    overflow: hidden;
}

.modules-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(88, 166, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(188, 140, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.modules-hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.module-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-6);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.module-stats .stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-5);
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.8) 0%, rgba(33, 38, 45, 0.6) 100%);
    border: 2px solid rgba(88, 166, 255, 0.2);
    border-radius: 16px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.module-stats .stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, rgba(188, 140, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.module-stats .stat-item:hover::before {
    opacity: 1;
}

.module-stats .stat-item:hover {
    border-color: var(--accent-blue);
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.9) 0%, rgba(33, 38, 45, 0.8) 100%);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 16px 40px rgba(88, 166, 255, 0.3),
                0 0 0 1px rgba(88, 166, 255, 0.2);
}

.module-stats .stat-item i {
    font-size: 2.5rem;
    color: var(--accent-blue);
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.module-stats .stat-item:hover i {
    transform: scale(1.1);
    filter: drop-shadow(0 0 8px rgba(88, 166, 255, 0.5));
}

.module-stats .stat-count {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    position: relative;
    z-index: 2;
    text-align: center;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.module-stats .stat-text {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    position: relative;
    z-index: 2;
    text-align: center;
    opacity: 0.8;
}

.module-stats .stat-item:hover .stat-text {
    color: var(--accent-blue);
    opacity: 1;
}

/* Modules Section */
.modules-section {
    padding: var(--space-8) 0;
    position: relative;
}

.modules-section:nth-child(even) {
    background-color: var(--bg-canvas);
}

/* Detailed Module Cards */
.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-6);
}

.module-card-detailed {
    background-color: var(--bg-subtle);
    border: 1px solid var(--border-default);
    border-radius: 16px;
    padding: var(--space-6);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.module-card-detailed::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-brand);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.module-card-detailed:hover::before {
    opacity: 1;
}

.module-card-detailed:hover {
    border-color: var(--accent-blue);
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(88, 166, 255, 0.2),
                0 0 0 1px rgba(88, 166, 255, 0.1);
}

.module-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
}

.module-number {
    font-size: 12px;
    font-weight: 700;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: rgba(88, 166, 255, 0.1);
    padding: 6px 12px;
    border-radius: 20px;
    border: 1px solid rgba(88, 166, 255, 0.3);
}

.module-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-brand);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.3);
}

.module-card-detailed h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
    line-height: 1.3;
}

.module-objective {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    background: rgba(22, 27, 34, 0.4);
    border-radius: 8px;
    border-left: 4px solid var(--accent-blue);
}

.module-topics,
.module-hands-on,
.module-outcome {
    margin-bottom: var(--space-4);
}

.module-topics h4,
.module-hands-on h4,
.module-outcome h4 {
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: var(--space-2);
    display: flex;
    align-items: center;
    gap: 8px;
}

.module-topics h4 i,
.module-hands-on h4 i,
.module-outcome h4 i {
    color: var(--accent-blue);
    font-size: 12px;
}

.module-topics ul,
.module-hands-on ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.module-topics li,
.module-hands-on li {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.6;
    margin-bottom: 6px;
    padding-left: 16px;
    position: relative;
}

.module-topics li::before,
.module-hands-on li::before {
    content: '•';
    color: var(--accent-blue);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.module-hands-on p,
.module-outcome p {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.6;
    margin: 0;
}

.module-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-default);
}

/* Learning Path CTA */
.learning-path-cta {
    padding: var(--space-8) 0;
    background: linear-gradient(135deg, var(--bg-subtle) 0%, var(--bg-muted) 100%);
    position: relative;
}

.learning-path-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 70%, rgba(88, 166, 255, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 70% 30%, rgba(188, 140, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.learning-path-cta .cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.learning-path-cta .cta-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-brand);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    font-size: 2.5rem;
    color: white;
    box-shadow: 0 8px 24px var(--glow-primary);
    animation: float-bounce 3s ease-in-out infinite;
}

.learning-path-cta h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--space-3);
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.learning-path-cta p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: var(--space-6);
}

.learning-path-cta .cta-buttons {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* Responsive Design for Modules */
@media (max-width: 1200px) {
    .modules-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1024px) {
    .module-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }
}

@media (max-width: 768px) {
    .modules-hero {
        padding: calc(80px + var(--space-5)) 0 var(--space-6) 0;
    }
    
    .modules-hero h1 {
        font-size: 2rem;
    }
    
    .module-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
        max-width: 100%;
    }
    
    .module-stats .stat-item {
        padding: var(--space-4);
    }
    
    .module-stats .stat-item i {
        font-size: 2rem;
    }
    
    .module-stats .stat-count {
        font-size: 1.25rem;
    }
    
    .module-stats .stat-text {
        font-size: 10px;
    }
    
    .modules-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .module-card-detailed {
        padding: var(--space-4);
    }
}

@media (max-width: 1024px) {
    .resource-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }
    
    .resources-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: var(--space-4);
    }
}

@media (max-width: 768px) {
    .resources-hero {
        padding: calc(80px + var(--space-5)) 0 var(--space-6) 0;
    }
    
    .resources-hero h1 {
        font-size: 2rem;
    }
    
    .resource-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
        max-width: 100%;
    }
    
    .resource-stats .stat-item {
        padding: var(--space-3);
    }
    
    .resource-stats .stat-item i {
        font-size: 1.5rem;
    }
    
    .resource-stats .stat-count {
        font-size: 1.25rem;
    }
    
    .resource-stats .stat-text {
        font-size: 10px;
    }
    
    .resources-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .resource-card {
        padding: var(--space-4);
    }
    
    .resource-icon {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }
    
    .resource-card h3 {
        font-size: 1.125rem;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-buttons .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .module-stats {
        grid-template-columns: 1fr;
        gap: var(--space-2);
    }
    
    .module-stats .stat-item {
        padding: var(--space-3);
        flex-direction: row;
        text-align: left;
        gap: var(--space-3);
    }
    
    .module-stats .stat-item i {
        font-size: 1.5rem;
        flex-shrink: 0;
    }
    
    .module-stats .stat-count {
        font-size: 1.125rem;
    }
    
    .module-stats .stat-text {
        font-size: 9px;
    }
    
    .resource-stats {
        grid-template-columns: 1fr;
        gap: var(--space-2);
    }
    
    .resource-stats .stat-item {
        padding: var(--space-3);
        flex-direction: row;
        text-align: left;
        gap: var(--space-3);
    }
    
    .resource-stats .stat-item i {
        font-size: 1.25rem;
        flex-shrink: 0;
    }
    
    .resource-stats .stat-count {
        font-size: 1rem;
    }
    
    .resource-stats .stat-text {
        font-size: 9px;
    }
}

@media (max-width: 480px) {
    .module-card-detailed {
        padding: var(--space-3);
    }
    
    .module-card-detailed h3 {
        font-size: 1.25rem;
    }
    
    .module-objective {
    font-size: 13px;
        padding: var(--space-2);
    }
    
    .module-topics li,
    .module-hands-on li {
        font-size: 12px;
    }
}

/* ===================================
   Animations
   =================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===================================
   Practice Page Responsive Design
   =================================== */

/* Practice Page Mobile Styles */
@media (max-width: 768px) {
    .practice-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }
    
    .practice-stats .stat-item {
        padding: var(--space-3);
    }
    
    .practice-stats .stat-item i {
        font-size: 1.5rem;
    }
    
    .practice-stats .stat-count {
        font-size: 1.2rem;
    }
    
    .practice-stats .stat-text {
        font-size: 10px;
    }
    
    .coding-workspace {
        grid-template-columns: 1fr;
        height: auto;
        min-height: 500px;
        gap: var(--space-3);
    }
    
    .editor-panel {
        height: 350px;
        order: 1;
    }
    
    .preview-panel {
        height: 350px;
        order: 2;
    }
    
    .challenges-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .templates-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .challenge-card,
    .template-card {
        padding: var(--space-4);
    }
    
    .challenge-header,
    .template-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }
    
    .challenge-difficulty,
    .template-category {
        align-self: flex-end;
    }
}

@media (max-width: 480px) {
    .practice-stats {
        grid-template-columns: 1fr;
    }
    
    .editor-tabs {
        flex-wrap: wrap;
        gap: var(--space-1);
    }
    
    .tab-btn {
        font-size: 11px;
        padding: var(--space-1) var(--space-2);
    }
    
    .editor-controls {
        flex-wrap: wrap;
        gap: var(--space-1);
    }
    
    .control-btn {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }
}

/* ===================================
   Quiz Showcase Section
   =================================== */

.quiz-showcase {
    padding: 120px 0;
    background: var(--bg-subtle);
    position: relative;
}

.quiz-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.05) 0%, rgba(188, 140, 255, 0.05) 100%);
    pointer-events: none;
}

.quiz-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.feature-card {
    background: var(--bg-default);
    border: 1px solid var(--border-default);
    border-radius: 16px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-brand);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-blue);
    box-shadow: 0 20px 40px rgba(88, 166, 255, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-brand);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
    margin: 0 auto 24px;
}

.feature-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
}

.feature-list {
    list-style: none;
    text-align: left;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--text-secondary);
    font-size: 14px;
}

.feature-list li i {
    color: var(--accent-blue);
    width: 16px;
}

.quiz-cta {
    background: var(--bg-default);
    border: 1px solid var(--border-default);
    border-radius: 20px;
    padding: 60px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.quiz-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-brand);
    opacity: 0.05;
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h3 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.cta-content p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-large {
    padding: 18px 36px;
    font-size: 18px;
    font-weight: 600;
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-visual {
        order: 2;
        max-width: 100%;
    }
    
    .code-terminal {
        transform: scale(1);
    }
    
    .glow-card:hover {
        transform: scale(1) translateY(-4px);
    }
    
    .tech-stack {
        transform: scale(1);
    }
    
    .modules-grid,
    .tech-details-grid {
        grid-template-columns: 1fr;
    }
    
    .github-stats {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 1024px) {
    .modules-preview .modules-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: var(--space-4);
    }
}

@media (max-width: 768px) {
    .modules-preview .modules-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .modules-preview .module-card {
        padding: var(--space-4);
    }
    
    .modules-preview .module-icon {
        font-size: 2rem;
        color: white;
    }
    
    .modules-preview .module-card h3 {
        font-size: 1.25rem;
    }
    
    .logo-tagline {
        display: none;
    }
    
    .logo-text {
        font-size: 1.1rem;
    }
    
    .logo-icon {
        width: 38px;
        height: 38px;
    }
    
    .nav-right {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(1, 4, 9, 0.98);
        backdrop-filter: saturate(180%) blur(24px);
        flex-direction: column;
        padding: var(--space-4);
        gap: var(--space-3);
        transform: translateX(-100%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        border-bottom: 1px solid var(--border-default);
        box-shadow: 0 8px 32px rgba(1, 4, 9, 0.9);
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }
    
    .nav-right.active {
        transform: translateX(0);
    }
    
    .nav-links {
        flex-direction: column;
        width: 100%;
        gap: var(--space-2);
    }
    
    .nav-link {
        width: 100%;
        padding: 14px 18px;
        justify-content: flex-start;
    }
    
    .btn-nav-cta {
        width: 100%;
        justify-content: center;
        padding: 14px 20px;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cta-content h2 {
        font-size: 1.75rem;
    }
    
    .feature-pills,
    .hero-buttons,
    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .cta-stats {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    :root {
        --space-4: 16px;
        --space-5: 24px;
        --space-6: 32px;
        --space-7: 48px;
        --space-8: 64px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .terminal-body {
        font-size: 10px;
        padding: var(--space-2);
    }
    
    .tech-badge,
    .pill {
        font-size: 11px;
        padding: 4px 8px;
    }
    
    .terminal-title {
        font-size: 11px;
    }
}

/* ===================================
   Accessibility
   =================================== */

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--accent-blue);
    color: white;
    padding: var(--space-2) var(--space-3);
    text-decoration: none;
    z-index: 10000;
    border-radius: 0 0 6px 0;
}

.skip-link:focus {
    top: 0;
}

/* ===================================
   Login Page Styles
   =================================== */

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-5);
    position: relative;
}

.login-container {
    max-width: 480px;
    width: 100%;
    position: relative;
    z-index: 2;
}

.login-back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: var(--space-4);
    transition: all 0.3s ease;
}

.login-back-link:hover {
    color: var(--accent-blue);
    transform: translateX(-4px);
}

.login-back-link i {
    font-size: 12px;
}

.login-box {
    background-color: var(--bg-subtle);
    border: 1px solid var(--border-default);
    border-radius: 16px;
    padding: var(--space-6);
    box-shadow: 0 8px 32px rgba(1, 4, 9, 0.6);
}

/* Logo */
.login-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}

.login-logo .logo-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    border-radius: 12px;
    font-size: 28px;
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(88, 166, 255, 0.4);
}

.login-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

/* Header */
.login-header {
    text-align: center;
    margin-bottom: var(--space-5);
}

.login-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.login-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Form */
.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
}

.form-label i {
    color: var(--accent-blue);
    font-size: 14px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    background-color: var(--bg-muted);
    border: 1px solid var(--border-default);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    background-color: var(--bg-subtle);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.1);
}

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

/* Password Input */
.password-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input-wrapper .form-input {
    padding-right: 48px;
}

.password-toggle {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: var(--accent-blue);
}

.password-toggle i {
    font-size: 16px;
}

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
}

.checkbox-wrapper input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--accent-blue);
}

.checkbox-label {
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
}

.forgot-password {
    color: var(--accent-blue);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.forgot-password:hover {
    color: var(--accent-purple);
    text-decoration: underline;
}

/* Login Button */
.login-btn {
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.3);
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(88, 166, 255, 0.5);
}

.login-btn:active {
    transform: translateY(0);
}

.login-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Login Message */
.login-message {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 12px 16px;
    background: rgba(248, 81, 73, 0.1);
    border: 1px solid rgba(248, 81, 73, 0.3);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-primary);
}

.login-message i {
    color: #f85149;
    font-size: 16px;
}

/* Divider */
.login-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: var(--space-5) 0 var(--space-4);
    color: var(--text-muted);
    font-size: 13px;
}

.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border-default);
}

.login-divider span {
    padding: 0 var(--space-3);
}

/* Social Login */
.social-login {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 12px 16px;
    background-color: var(--bg-muted);
    border: 1px solid var(--border-default);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.social-btn:hover {
    background-color: var(--bg-subtle);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.2);
}

.social-btn i {
    font-size: 18px;
}

.google-btn i {
    color: #ea4335;
}

.github-btn i {
    color: var(--text-secondary);
}

/* Footer */
.login-footer {
    text-align: center;
    margin-top: var(--space-5);
    padding-top: var(--space-5);
    border-top: 1px solid var(--border-default);
}

.login-footer p {
    color: var(--text-secondary);
    font-size: 14px;
}

.signup-link {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.signup-link:hover {
    color: var(--accent-purple);
    text-decoration: underline;
}

/* Features */
.login-features {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-top: var(--space-5);
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    font-size: 13px;
}

.feature-item i {
    color: var(--accent-blue);
    font-size: 16px;
}

/* Responsive */
@media (max-width: 768px) {
    .login-page {
        padding: var(--space-4);
    }
    
    .login-box {
        padding: var(--space-5);
    }
    
    .login-header h2 {
        font-size: 1.5rem;
    }
    
    .social-login {
        grid-template-columns: 1fr;
    }
    
    .login-features {
        flex-direction: column;
        align-items: center;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}