/* Infinite Canvas - Revolutionary Graphic Novel Platform Styles */

:root {
    /* Color System */
    --primary: #7DF9FF;
    --secondary: #A58CFF;
    --accent: #FFE66D;
    --success: #4ECDC4;
    --warning: #FF6B6B;
    
    /* Dark Theme */
    --bg-primary: #0a0a0f;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --text-primary: #ffffff;
    --text-secondary: #b8bcc8;
    --text-muted: #6c7293;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Bebas Neue', sans-serif;
    --font-mono: 'Space Mono', monospace;
    
    /* Animations */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 20px rgba(125, 249, 255, 0.3);
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #495057;
    --text-muted: #6c757d;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Ambient Background */
.ambient-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: 
        radial-gradient(circle at 20% 50%, rgba(125, 249, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(165, 140, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(255, 230, 109, 0.05) 0%, transparent 50%);
    animation: ambientShift 20s ease-in-out infinite;
}

@keyframes ambientShift {
    0%, 100% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(5deg) scale(1.1); }
}

/* Navigation */
.nav-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-md) var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
}

.logo-svg {
    animation: logoPulse 3s ease-in-out infinite;
}

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

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-lg);
    align-items: center;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: var(--transition-base);
}

.nav-menu a:hover {
    color: var(--text-primary);
}

.nav-menu a:hover::after {
    width: 100%;
}

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: 2px solid var(--text-muted);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-base);
}

.theme-toggle:hover {
    border-color: var(--primary);
    transform: rotate(180deg);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    stroke-width: 2;
}

.sun-icon { display: block; }
.moon-icon { display: none; }

[data-theme="light"] .sun-icon { display: none; }
[data-theme="light"] .moon-icon { display: block; }

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(80px + var(--space-xl)) var(--space-lg) var(--space-xl);
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    text-align: center;
    z-index: 2;
    animation: fadeInUp 1s ease-out;
}

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

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    line-height: 1.1;
    margin-bottom: var(--space-lg);
}

.title-line {
    display: block;
    animation: titleReveal 0.8s ease-out backwards;
}

.title-line:nth-child(2) {
    animation-delay: 0.2s;
}

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

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

/* Buttons */
.btn {
    padding: var(--space-sm) var(--space-lg);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    font-family: var(--font-primary);
    font-size: 1rem;
}

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

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--bg-primary);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    box-shadow: 0 0 30px rgba(125, 249, 255, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary);
}

.btn-small {
    padding: var(--space-xs) var(--space-md);
    font-size: 0.875rem;
}

.btn-icon {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--space-sm);
    border-radius: 8px;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

/* Feature Badges */
.feature-badges {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.badge svg {
    width: 16px;
    height: 16px;
    stroke: var(--primary);
}

/* Floating Panels */
.hero-visual {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.floating-panels {
    position: relative;
    width: 100%;
    height: 100%;
}

.panel {
    position: absolute;
    background: linear-gradient(135deg, rgba(125, 249, 255, 0.1), rgba(165, 140, 255, 0.1));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(5px);
}

.panel-1 {
    width: 200px;
    height: 280px;
    top: 10%;
    left: 5%;
    animation: float1 20s ease-in-out infinite;
}

.panel-2 {
    width: 150px;
    height: 200px;
    top: 50%;
    right: 10%;
    animation: float2 25s ease-in-out infinite;
}

.panel-3 {
    width: 180px;
    height: 240px;
    bottom: 10%;
    left: 15%;
    animation: float3 22s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) rotate(-5deg); }
    33% { transform: translate(30px, -30px) rotate(5deg); }
    66% { transform: translate(-20px, 20px) rotate(-3deg); }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0) rotate(5deg); }
    33% { transform: translate(-30px, 20px) rotate(-5deg); }
    66% { transform: translate(20px, -30px) rotate(3deg); }
}

@keyframes float3 {
    0%, 100% { transform: translate(0, 0) rotate(-3deg); }
    33% { transform: translate(20px, 30px) rotate(3deg); }
    66% { transform: translate(-30px, -20px) rotate(-5deg); }
}

/* Library Section */
.library {
    padding: var(--space-2xl) var(--space-lg);
    background: var(--bg-secondary);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-family: var(--font-display);
    font-size: 3rem;
    text-align: center;
    margin-bottom: var(--space-sm);
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

/* Filter Bar */
.filter-bar {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
    align-items: center;
}

.filter-btn {
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font-primary);
    font-size: 0.875rem;
    font-weight: 500;
}

.filter-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--bg-primary);
    border-color: transparent;
}

.search-input {
    flex: 1;
    min-width: 200px;
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.875rem;
}

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

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

/* Novel Grid */
.novel-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.novel-card {
    background: var(--bg-tertiary);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition-base);
    cursor: pointer;
    position: relative;
}

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

.novel-cover {
    position: relative;
    height: 400px;
    background: linear-gradient(135deg, rgba(125, 249, 255, 0.2), rgba(165, 140, 255, 0.2));
    overflow: hidden;
}

.cover-art {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

#brushByteCover {
    background: linear-gradient(135deg, #2E86AB, #E9724C, #FFC857);
    position: relative;
}

#brushByteCover::after {
    content: 'BRUSH & BYTE';
    position: absolute;
    font-family: var(--font-display);
    font-size: 2rem;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: 2px;
}

.novel-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    padding: var(--space-xs) var(--space-sm);
    background: var(--accent);
    color: var(--bg-primary);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.reading-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    width: var(--progress);
    transition: var(--transition-base);
}

.novel-info {
    padding: var(--space-lg);
}

.novel-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--space-xs);
}

.novel-author {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--space-sm);
}

.novel-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: var(--space-md);
}

.novel-meta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--text-muted);
    font-size: 0.75rem;
}

.meta-item svg {
    width: 14px;
    height: 14px;
    stroke-width: 2;
}

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

.coming-soon {
    opacity: 0.5;
    cursor: not-allowed;
}

.coming-soon:hover {
    transform: none;
}

/* Page content styles */
.comic-page {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

.splash-panel {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-svg {
    width: 100%;
    height: auto;
    max-height: 90vh;
}

.grid-2x2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 20px;
    height: 100%;
}

.grid-3x2 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 15px;
    height: 100%;
}

.panel {
    background: var(--bg-tertiary);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.panel-svg {
    width: 100%;
    height: 100%;
}

.page-5-layout {
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: 100%;
}

.panel-wide {
    width: 100%;
    flex: 1;
}

.panel-row {
    display: flex;
    gap: 20px;
    flex: 1;
}

.panel-small {
    flex: 1;
}

/* Page transition animation */
@keyframes pageTransition {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Enhanced Comic Page Styles */
.enhanced-comic-page {
    width: 100%;
    height: 100%;
    position: relative;
    background: var(--bg-primary);
}

.enhanced-comic-page .page-svg {
    width: 100%;
    height: 100%;
    max-width: 1920px;
    margin: 0 auto;
}

.enhanced-comic-page.page-1 .page-svg {
    background: linear-gradient(180deg, #0a0a0f 0%, #1a1a2e 50%, #0a0a0f 100%);
}

.panel-layout {
    display: grid;
    height: 100%;
    gap: 20px;
    padding: 20px;
}

.four-panel-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
}

.four-panel-emotional {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 15px;
}

.atmospheric-layer {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, transparent 0%, rgba(0,0,0,0.3) 100%);
    pointer-events: none;
    z-index: 1;
}

.audio-narrator {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.8);
    color: white;
    padding: 15px 25px;
    border-radius: 10px;
    font-family: 'Georgia', serif;
    font-style: italic;
    max-width: 80%;
    text-align: center;
    font-size: 14px;
    line-height: 1.6;
    display: none;
}

.audio-narrator.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

/* Cinematic aspect ratio for splash pages */
.page-svg.cinematic {
    aspect-ratio: 16/9;
    object-fit: cover;
}

/* Panel-specific styles */
.panel {
    background: var(--bg-tertiary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    position: relative;
}

.panel-svg {
    width: 100%;
    height: 100%;
    display: block;
}

/* Animation for floating elements */
@keyframes floatGentle {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes pulseGlow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

/* Responsive adjustments for enhanced pages */
@media (max-width: 768px) {
    .panel-layout {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(4, auto);
    }
    
    .enhanced-comic-page .page-svg {
        min-height: 500px;
    }
    
    .audio-narrator {
        font-size: 12px;
        padding: 10px 15px;
        max-width: 90%;
    }
}

/* Print styles for enhanced pages */
@media print {
    .enhanced-comic-page {
        page-break-inside: avoid;
    }
    
    .atmospheric-layer,
    .audio-narrator {
        display: none;
    }
}

.placeholder {
    background: repeating-linear-gradient(
        45deg,
        rgba(255, 255, 255, 0.05),
        rgba(255, 255, 255, 0.05) 10px,
        rgba(255, 255, 255, 0.08) 10px,
        rgba(255, 255, 255, 0.08) 20px
    );
}

/* Novel Reader */
.novel-reader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    z-index: 2000;
    display: flex;
    flex-direction: column;
}

.novel-reader.active {
    animation: slideIn 0.3s ease-out;
}

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

.reader-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.reader-title h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--space-xs);
}

.page-indicator {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.reader-controls {
    display: flex;
    gap: var(--space-sm);
}

.reader-body {
    flex: 1;
    overflow: auto;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-container {
    max-width: 1200px;
    width: 100%;
    padding: var(--space-xl);
}

.page-content {
    background: var(--bg-secondary);
    border-radius: 12px;
    min-height: 600px;
    padding: var(--space-xl);
    position: relative;
}

.reader-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 var(--space-lg);
    pointer-events: none;
}

.nav-btn {
    background: rgba(0, 0, 0, 0.5);
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
    pointer-events: all;
}

.nav-btn:hover {
    background: rgba(0, 0, 0, 0.7);
    transform: scale(1.1);
}

.nav-btn svg {
    width: 30px;
    height: 30px;
    stroke: white;
    stroke-width: 2;
}

.reader-footer {
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.progress-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: var(--space-md);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    width: 0%;
    transition: width var(--transition-base);
}

.page-thumbnails {
    display: flex;
    gap: var(--space-sm);
    overflow-x: auto;
    padding-bottom: var(--space-sm);
}

.page-thumbnails::-webkit-scrollbar {
    height: 4px;
}

.page-thumbnails::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

.page-thumbnails::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
}

.thumbnail {
    min-width: 60px;
    height: 80px;
    background: var(--bg-tertiary);
    border: 2px solid transparent;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

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

.thumbnail.active {
    border-color: var(--secondary);
    background: rgba(165, 140, 255, 0.2);
}

/* Features Section */
.features {
    padding: var(--space-2xl) var(--space-lg);
}

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

.feature-card {
    background: var(--bg-secondary);
    padding: var(--space-xl);
    border-radius: 12px;
    text-align: center;
    transition: var(--transition-base);
}

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

.feature-icon {
    margin-bottom: var(--space-md);
}

.feature-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

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

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: var(--space-2xl) var(--space-lg) var(--space-lg);
    margin-top: var(--space-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-section h4 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: var(--space-sm);
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 60px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 60px);
        background: var(--bg-primary);
        flex-direction: column;
        padding: var(--space-xl);
        transition: var(--transition-base);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-title {
        font-size: clamp(2rem, 10vw, 4rem);
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .novel-grid {
        grid-template-columns: 1fr;
    }
    
    .reader-nav {
        padding: 0 var(--space-sm);
    }
    
    .nav-btn {
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: calc(80px + var(--space-md)) var(--space-md) var(--space-md);
    }
    
    .filter-bar {
        flex-direction: column;
        width: 100%;
    }
    
    .search-input {
        width: 100%;
    }
    
    .page-container {
        padding: var(--space-md);
    }
    
    .page-content {
        padding: var(--space-md);
    }
}

/* Print Styles */
@media print {
    .nav-bar,
    .hero-visual,
    .reader-nav,
    .reader-controls,
    .footer {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .page-content {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}