/* ========================================
   漫画阁 - 精品漫画网站模板
   Mobile-First Design System
   ======================================== */

/* CSS Variables - Design Tokens */
:root {
  /* Colors */
  --color-bg: #0f0d15;
  --color-bg-secondary: #1a1625;
  --color-bg-card: #211d2b;
  --color-bg-elevated: #2a2538;
  
  --color-primary: #ff6b4a;
  --color-primary-light: #ff8a70;
  --color-primary-dark: #e55a3a;
  
  --color-accent: #e84a8a;
  --color-accent-light: #ff6ba3;
  
  --color-text: #f5f5f7;
  --color-text-secondary: #a0a0a8;
  --color-text-muted: #6b6b75;
  
  --color-border: #2d2a38;
  --color-border-light: #3a3648;
  
  --color-success: #4ade80;
  --color-warning: #fbbf24;
  --color-error: #f87171;
  
  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  
  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 12px;
  --spacing-lg: 16px;
  --spacing-xl: 24px;
  --spacing-2xl: 32px;
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
  
  /* Layout */
  --header-height: 56px;
  --bottom-nav-height: 64px;
  --safe-area-bottom: env(safe-area-inset-bottom, 0px);
}

/* ========================================
   Reset & Base Styles
   ======================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  padding-bottom: calc(var(--bottom-nav-height) + var(--safe-area-bottom));
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

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

ul, ol {
  list-style: none;
}

/* Scrollbar Hide */
.scrollbar-hide {
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.scrollbar-hide::-webkit-scrollbar {
  display: none;
}

/* ========================================
   Typography
   ======================================== */
.text-xs { font-size: 12px; }
.text-sm { font-size: 14px; }
.text-base { font-size: 16px; }
.text-lg { font-size: 18px; }
.text-xl { font-size: 20px; }
.text-2xl { font-size: 24px; }
.text-3xl { font-size: 30px; }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }

.line-clamp-1 {
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ========================================
   Layout Components
   ======================================== */

/* Container */
.container {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
}

/* Page Wrapper */
.page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Main Content */
.main-content {
  flex: 1;
  padding-top: var(--header-height);
}

/* ========================================
   Header Component
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: linear-gradient(to bottom, var(--color-bg) 0%, rgba(15, 13, 21, 0.95) 100%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-lg);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.header-logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: bold;
}

.header-logo-text {
  font-size: 18px;
  font-weight: 700;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.header-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.header-btn:hover {
  background: var(--color-bg-card);
  color: var(--color-text);
}

.header-btn svg {
  width: 22px;
  height: 22px;
}

/* Header with Back Button */
.header-back {
  background: rgba(15, 13, 21, 0.85);
}

.header-back .back-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  transition: background var(--transition-fast);
}

.header-back .back-btn:hover {
  background: var(--color-bg-card);
}

.header-title {
  flex: 1;
  text-align: center;
  font-size: 17px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding: 0 var(--spacing-lg);
}

/* ========================================
   Bottom Navigation
   ======================================== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: calc(var(--bottom-nav-height) + var(--safe-area-bottom));
  padding-bottom: var(--safe-area-bottom);
  background: linear-gradient(to top, var(--color-bg) 0%, rgba(15, 13, 21, 0.98) 100%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--color-border);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-around;
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: var(--spacing-sm) var(--spacing-lg);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-item svg {
  width: 24px;
  height: 24px;
}

.nav-item span {
  font-size: 11px;
  font-weight: 500;
}

.nav-item.active {
  color: var(--color-primary);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 0 0 var(--radius-full) var(--radius-full);
}

/* ========================================
   Section Header
   ======================================== */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
}

.section-header-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.section-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.section-icon svg {
  width: 20px;
  height: 20px;
  color: white;
}

.section-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
}

.section-subtitle {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.section-more {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.section-more svg {
  width: 16px;
  height: 16px;
}

/* ========================================
   Banner Carousel
   ======================================== */
.banner-carousel {
  position: relative;
  padding: var(--spacing-lg);
}

.banner-track {
  display: flex;
  gap: var(--spacing-md);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
}

.banner-slide {
  flex: 0 0 calc(100% - var(--spacing-lg));
  scroll-snap-align: start;
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 16/9;
}

.banner-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.banner-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);
  background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, transparent 100%);
}

.banner-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  color: white;
  margin-bottom: var(--spacing-sm);
}

.banner-title {
  font-size: 18px;
  font-weight: 700;
  color: white;
  margin-bottom: 4px;
}

.banner-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}

.banner-dots {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.banner-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-border-light);
  transition: all var(--transition-fast);
}

.banner-dot.active {
  width: 20px;
  background: var(--color-primary);
}

/* ========================================
   Category Tags
   ======================================== */
.category-scroll {
  display: flex;
  gap: var(--spacing-sm);
  padding: 0 var(--spacing-lg);
  overflow-x: auto;
  padding-bottom: var(--spacing-sm);
}

.category-tag {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 13px;
  color: var(--color-text-secondary);
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.category-tag:hover,
.category-tag.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

.category-tag svg {
  width: 16px;
  height: 16px;
}

/* ========================================
   Comic Card
   ======================================== */
.comic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  padding: 0 var(--spacing-lg);
}

.comic-grid.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.comic-scroll {
  display: flex;
  gap: var(--spacing-md);
  padding: 0 var(--spacing-lg);
  overflow-x: auto;
}

.comic-scroll .comic-card {
  flex: 0 0 110px;
}

.comic-card {
  display: flex;
  flex-direction: column;
}

.comic-cover {
  position: relative;
  aspect-ratio: 3/4;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-card);
}

.comic-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.comic-card:hover .comic-cover img {
  transform: scale(1.05);
}

.comic-badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  padding: 2px 8px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 600;
  color: white;
}

.comic-badge.vip {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
}

.comic-badge.new {
  background: var(--color-success);
}

.comic-badge.hot {
  background: var(--color-error);
}

.comic-update {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 4px var(--spacing-sm);
  background: linear-gradient(to top, rgba(0,0,0,0.85), transparent);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.9);
  text-align: center;
}

.comic-info {
  padding: var(--spacing-sm) 0;
}

.comic-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 4px;
}

.comic-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 12px;
  color: var(--color-text-muted);
}

.comic-meta svg {
  width: 12px;
  height: 12px;
}

/* ========================================
   Comic List Item (Horizontal)
   ======================================== */
.comic-list-item {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  transition: background var(--transition-fast);
}

.comic-list-item:hover {
  background: var(--color-bg-secondary);
}

.comic-list-item .comic-cover {
  flex: 0 0 80px;
  width: 80px;
  aspect-ratio: 3/4;
}

.comic-list-item .comic-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0;
}

.comic-list-item .comic-title {
  font-size: 15px;
  margin-bottom: var(--spacing-sm);
}

.comic-list-item .comic-desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-sm);
}

.comic-list-item .comic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.comic-list-item .comic-tag {
  padding: 2px 8px;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-full);
  font-size: 11px;
  color: var(--color-text-muted);
}

/* ========================================
   Ranking Item
   ======================================== */
.ranking-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  transition: background var(--transition-fast);
}

.ranking-item:hover {
  background: var(--color-bg-secondary);
}

.ranking-number {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.ranking-item:nth-child(1) .ranking-number {
  background: linear-gradient(135deg, #ffd700, #ffb800);
  color: #1a1625;
  border-radius: var(--radius-md);
}

.ranking-item:nth-child(2) .ranking-number {
  background: linear-gradient(135deg, #c0c0c0, #a8a8a8);
  color: #1a1625;
  border-radius: var(--radius-md);
}

.ranking-item:nth-child(3) .ranking-number {
  background: linear-gradient(135deg, #cd7f32, #b87333);
  color: #1a1625;
  border-radius: var(--radius-md);
}

.ranking-item .comic-cover {
  flex: 0 0 56px;
  width: 56px;
  aspect-ratio: 3/4;
  border-radius: var(--radius-md);
}

.ranking-item .comic-info {
  flex: 1;
  padding: 0;
}

.ranking-item .comic-title {
  font-size: 15px;
  margin-bottom: 4px;
}

.ranking-heat {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 12px;
  color: var(--color-primary);
}

.ranking-heat svg {
  width: 14px;
  height: 14px;
}

/* ========================================
   Tabs
   ======================================== */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--color-border);
}

.tab-item {
  flex: 1;
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: center;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  position: relative;
  transition: color var(--transition-fast);
}

.tab-item.active {
  color: var(--color-primary);
}

.tab-item.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 3px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

/* Pill Tabs */
.tabs-pill {
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
}

.tabs-pill .tab-item {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.tabs-pill .tab-item.active {
  background: var(--color-primary);
  color: white;
}

.tabs-pill .tab-item.active::after {
  display: none;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-lg);
  font-size: 15px;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
}

.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.btn-secondary:hover {
  background: var(--color-bg-elevated);
  border-color: var(--color-border-light);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
}

.btn-ghost:hover {
  background: var(--color-bg-card);
  color: var(--color-text);
}

.btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: var(--radius-full);
}

.btn-block {
  width: 100%;
}

.btn svg {
  width: 20px;
  height: 20px;
}

/* ========================================
   Chapter List
   ======================================== */
.chapter-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  padding: 0 var(--spacing-lg);
}

.chapter-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.chapter-item:hover {
  background: var(--color-bg-card);
}

.chapter-item-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.chapter-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
}

.chapter-vip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: rgba(255, 107, 74, 0.15);
  border-radius: var(--radius-full);
  font-size: 10px;
  color: var(--color-primary);
}

.chapter-vip svg {
  width: 10px;
  height: 10px;
}

.chapter-time {
  font-size: 12px;
  color: var(--color-text-muted);
}

.chapter-expand-btn {
  width: 100%;
  padding: var(--spacing-md);
  margin-top: var(--spacing-sm);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: 14px;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.chapter-expand-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ========================================
   Comic Detail
   ======================================== */
.detail-hero {
  position: relative;
  padding: calc(var(--header-height) + var(--spacing-xl)) var(--spacing-lg) var(--spacing-xl);
  overflow: hidden;
}

.detail-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center;
  filter: blur(40px) brightness(0.4);
  transform: scale(1.2);
}

.detail-hero-content {
  position: relative;
  display: flex;
  gap: var(--spacing-lg);
}

.detail-cover {
  flex: 0 0 120px;
  width: 120px;
  aspect-ratio: 3/4;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

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

.detail-title {
  font-size: 20px;
  font-weight: 700;
  color: white;
  margin-bottom: var(--spacing-sm);
}

.detail-author {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--spacing-md);
}

.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.detail-tag {
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
}

.detail-stats {
  display: flex;
  gap: var(--spacing-lg);
}

.detail-stat {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}

.detail-stat svg {
  width: 14px;
  height: 14px;
}

.detail-stat strong {
  color: white;
  font-weight: 600;
}

/* Detail Actions */
.detail-actions {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.detail-actions .btn {
  flex: 1;
}

/* Detail Description */
.detail-desc {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.detail-desc-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

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

.detail-desc-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: var(--spacing-sm);
  font-size: 13px;
  color: var(--color-primary);
}

.detail-desc-toggle svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.detail-desc-toggle.expanded svg {
  transform: rotate(180deg);
}

/* ========================================
   Reader
   ======================================== */
.reader-wrapper {
  background: var(--color-bg);
  min-height: 100vh;
}

.reader-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(15, 13, 21, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-lg);
  transform: translateY(0);
  transition: transform var(--transition-normal);
}

.reader-header.hidden {
  transform: translateY(-100%);
}

.reader-content {
  padding-top: var(--header-height);
  padding-bottom: 80px;
}

.reader-images {
  display: flex;
  flex-direction: column;
}

.reader-images img {
  width: 100%;
  display: block;
}

.reader-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(15, 13, 21, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 100;
  padding: var(--spacing-lg);
  padding-bottom: calc(var(--spacing-lg) + var(--safe-area-bottom));
  transform: translateY(0);
  transition: transform var(--transition-normal);
}

.reader-footer.hidden {
  transform: translateY(100%);
}

.reader-progress {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.reader-progress-bar {
  flex: 1;
  height: 4px;
  background: var(--color-bg-card);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.reader-progress-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-fast);
}

.reader-progress-text {
  font-size: 12px;
  color: var(--color-text-secondary);
  min-width: 50px;
  text-align: right;
}

.reader-controls {
  display: flex;
  justify-content: space-around;
}

.reader-control-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: var(--spacing-sm) var(--spacing-lg);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.reader-control-btn:hover {
  color: var(--color-text);
}

.reader-control-btn svg {
  width: 22px;
  height: 22px;
}

.reader-control-btn span {
  font-size: 11px;
}

/* Chapter Navigation */
.reader-nav {
  display: flex;
  gap: var(--spacing-md);
}

.reader-nav-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  font-size: 14px;
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.reader-nav-btn:hover:not(:disabled) {
  background: var(--color-bg-elevated);
}

.reader-nav-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.reader-nav-btn svg {
  width: 18px;
  height: 18px;
}

/* ========================================
   Search
   ======================================== */
.search-bar {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-bg-card);
  border-radius: var(--radius-xl);
  margin: var(--spacing-lg);
}

.search-bar svg {
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
}

.search-bar input {
  flex: 1;
  font-size: 15px;
}

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

/* ========================================
   Empty State
   ======================================== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2xl);
  text-align: center;
}

.empty-state svg {
  width: 64px;
  height: 64px;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
}

.empty-state-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.empty-state-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
}

/* ========================================
   Update List
   ======================================== */
.update-group {
  margin-bottom: var(--spacing-xl);
}

.update-date {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.update-date::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* ========================================
   Filter Pills
   ======================================== */
.filter-row {
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  overflow-x: auto;
}

.filter-pill {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 13px;
  color: var(--color-text-secondary);
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.filter-pill:hover,
.filter-pill.active {
  background: rgba(255, 107, 74, 0.1);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.filter-pill svg {
  width: 14px;
  height: 14px;
}

/* ========================================
   Utility Classes
   ======================================== */
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.p-lg { padding: var(--spacing-lg); }
.px-lg { padding-left: var(--spacing-lg); padding-right: var(--spacing-lg); }
.py-lg { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

.hidden { display: none; }
.show { display: block; }

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

@keyframes slideUp {
  from { 
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fadeIn {
  animation: fadeIn var(--transition-normal) ease forwards;
}

.animate-slideUp {
  animation: slideUp var(--transition-normal) ease forwards;
}

/* Staggered animation */
.stagger-item {
  opacity: 0;
  animation: slideUp var(--transition-normal) ease forwards;
}

.stagger-item:nth-child(1) { animation-delay: 0ms; }
.stagger-item:nth-child(2) { animation-delay: 50ms; }
.stagger-item:nth-child(3) { animation-delay: 100ms; }
.stagger-item:nth-child(4) { animation-delay: 150ms; }
.stagger-item:nth-child(5) { animation-delay: 200ms; }
.stagger-item:nth-child(6) { animation-delay: 250ms; }

/* ========================================
   Loading Skeleton
   ======================================== */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-bg-card) 0%,
    var(--color-bg-elevated) 50%,
    var(--color-bg-card) 100%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-md);
}

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

/* ========================================
   Responsive Adjustments
   ======================================== */
@media (min-width: 480px) {
  .container {
    max-width: 480px;
  }
}

@media (max-width: 360px) {
  :root {
    --spacing-lg: 12px;
    --spacing-xl: 20px;
  }
  
  .comic-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
  }
}