:root {
  --bg-start: #f4f8fb;
  --bg-end: #e0edf5;
  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-border: rgba(255, 255, 255, 0.8);
  --glass-shadow: 0 8px 32px rgba(160, 190, 210, 0.15);
  --text-main: #2c3e50;
  --text-muted: #607d8b;
  --mint: #7be0b2;
  --coral: #ff9b85;
  --blue-accent: #85c2e8;
  --radius-lg: 24px;
  --radius-md: 20px;
  --radius-sm: 12px;
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: linear-gradient(135deg, var(--bg-start) 0%, var(--bg-end) 100%);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* 磨砂玻璃通用类 */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-lg);
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  transition: var(--transition);
  padding: 16px 5%;
}

header.scrolled {
  padding: 10px 5%;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.header-inner {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--text-main);
}

.brand img {
  height: 32px;
  width: auto;
}

nav.main-nav {
  display: flex;
  gap: 32px;
  font-weight: 500;
}

nav.main-nav a {
  position: relative;
  color: var(--text-muted);
  transition: color 0.2s;
}

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

nav.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--mint), var(--coral));
  transition: width 0.3s;
  border-radius: 2px;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.search-box {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 6px 16px;
  box-shadow: inset 0 1px 4px rgba(0,0,0,0.02);
}

.search-box input {
  border: none;
  background: transparent;
  outline: none;
  color: var(--text-main);
  font-size: 0.9rem;
  width: 120px;
}

.search-box input::placeholder {
  color: #a0b5c5;
}

.btn-download-top {
  background: linear-gradient(135deg, var(--mint), var(--blue-accent));
  color: #fff;
  border: none;
  padding: 8px 20px;
  border-radius: 20px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(123, 224, 178, 0.3);
  transition: var(--transition);
}

.btn-download-top:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(123, 224, 178, 0.4);
}

/* 下载下拉面板 */
.download-dropdown {
  position: absolute;
  top: 70px;
  right: 5%;
  width: 320px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: 0 10px 40px rgba(160, 190, 210, 0.2);
  opacity: 0;
  visibility: hidden;
  transform: scale(0.95) translateY(-10px);
  transform-origin: top right;
  transition: var(--transition);
  z-index: 101;
}

.download-dropdown.active {
  opacity: 1;
  visibility: visible;
  transform: scale(1) translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  padding: 12px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}

.dropdown-item:hover {
  background: rgba(255, 255, 255, 0.8);
  transform: translateY(-2px);
}

.dropdown-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--blue-accent);
  margin-right: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: bold;
}

.dropdown-info h4 { font-size: 0.95rem; margin-bottom: 2px; }
.dropdown-info p { font-size: 0.75rem; color: var(--text-muted); }

.install-info, .welfare-info {
  font-size: 0.8rem;
  color: var(--text-muted);
  background: rgba(123, 224, 178, 0.1);
  padding: 10px;
  border-radius: var(--radius-sm);
  margin-top: 12px;
  border-left: 3px solid var(--mint);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 5% 60px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(123, 224, 178, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  z-index: -1;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 155, 133, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  z-index: -1;
  pointer-events: none;
}

.hero-content {
  flex: 1;
  max-width: 600px;
  position: relative;
  z-index: 10;
}

.hero-content h1 {
  font-size: 3.5rem;
  line-height: 1.2;
  margin-bottom: 24px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.hero-content h1 .brand-highlight {
  background: linear-gradient(135deg, #3b8fcd, var(--mint));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
  display: inline-block;
}

.hero-content p.subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--mint), var(--blue-accent));
  color: #fff;
  padding: 14px 32px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 1.1rem;
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(123, 224, 178, 0.4);
  transition: var(--transition);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(123, 224, 178, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.6);
  color: var(--text-main);
  padding: 14px 32px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 1.1rem;
  border: 1px solid var(--glass-border);
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.btn-secondary:hover {
  background: #fff;
  transform: translateY(-3px);
}

.hero-stats {
  display: flex;
  gap: 40px;
}

.stat-item h3 {
  font-size: 1.8rem;
  color: var(--text-main);
  font-weight: 700;
  margin-bottom: 4px;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-hint {
  font-size: 0.8rem;
  color: #889eb0;
  margin-top: 16px;
}

/* 棱镜光盒装置 */
.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  height: 600px;
}

.prism-box {
  width: 320px;
  height: 600px;
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 40px;
  backdrop-filter: blur(20px);
  box-shadow: 
    0 20px 60px rgba(160, 190, 210, 0.3),
    inset 0 0 40px rgba(255, 255, 255, 0.6);
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  transform-style: preserve-3d;
  animation: float 6s ease-in-out infinite;
}

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

/* 手机样机 */
.phone-mockup {
  width: 260px;
  height: 530px;
  background: #fff;
  border-radius: 32px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  z-index: 6;
}

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

/* 环绕棱镜切片 */
.prism-slice {
  position: absolute;
  background: linear-gradient(135deg, rgba(255,255,255,0.8), rgba(123, 224, 178, 0.2));
  border: 1px solid rgba(255,255,255,0.9);
  border-radius: 12px;
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 15px rgba(123, 224, 178, 0.2);
  z-index: 4;
}

.slice-1 {
  width: 80px; height: 120px;
  top: 10%; left: -20px;
  transform: rotate(-15deg) translateZ(-20px);
}

.slice-2 {
  width: 100px; height: 80px;
  bottom: 20%; right: -30px;
  transform: rotate(20deg) translateZ(-10px);
  background: linear-gradient(135deg, rgba(255,255,255,0.8), rgba(255, 155, 133, 0.2));
}

.slice-3 {
  width: 60px; height: 60px;
  top: 40%; right: -40px;
  transform: rotate(45deg) translateZ(-30px);
  border-radius: 50%;
}

.light-ring {
  position: absolute;
  width: 450px; height: 450px;
  border: 1px dashed rgba(133, 194, 232, 0.4);
  border-radius: 50%;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  animation: spin 20s linear infinite;
  z-index: 1;
}

@keyframes spin {
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* 内容区块通用 */
section.content-section {
  padding: 80px 5%;
  max-width: 1300px;
  margin: 0 auto;
}

.section-title {
  margin-bottom: 40px;
  text-align: center;
}

.section-title h2 {
  font-size: 2.2rem;
  color: var(--text-main);
  margin-bottom: 12px;
  font-weight: 700;
}

.section-title p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* 三列瀑布流频道 */
.masonry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.masonry-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.filter-chip {
  padding: 12px 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  text-align: center;
  font-weight: 600;
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.filter-chip:hover, .filter-chip.active {
  background: rgba(123, 224, 178, 0.2);
  border-color: var(--mint);
  box-shadow: 0 4px 15px rgba(123, 224, 178, 0.2);
}

.drama-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  backdrop-filter: blur(12px);
  transition: var(--transition);
  box-shadow: var(--glass-shadow);
  position: relative;
}

.drama-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(160, 190, 210, 0.25);
}

.card-cover {
  width: 100%;
  aspect-ratio: 3/4;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 12px;
  backdrop-filter: blur(4px);
}

.play-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.drama-card:hover .play-overlay {
  opacity: 1;
}

.play-btn {
  width: 50px; height: 50px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-main);
  font-size: 1.2rem;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  backdrop-filter: blur(4px);
  transform: scale(0.8);
  transition: var(--transition);
}

.drama-card:hover .play-btn {
  transform: scale(1);
}

.card-info {
  padding: 16px;
}

.card-info h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.heat-bar {
  height: 4px;
  background: rgba(0,0,0,0.05);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 12px;
}

.heat-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--mint), var(--coral));
  border-radius: 2px;
}

/* 蜂巢榜单 */
.honeycomb-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  padding: 20px 0;
}

.hex-card {
  width: 280px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 20px;
  backdrop-filter: blur(12px);
  transition: var(--transition);
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
}

.hex-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(123, 224, 178, 0.2);
  border-color: var(--mint);
}

.rank-num {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.rank-1 { background: linear-gradient(135deg, #ffd700, #ffb347); color: #fff; box-shadow: 0 4px 10px rgba(255, 215, 0, 0.3); }
.rank-2 { background: linear-gradient(135deg, #e0e0e0, #b0b0b0); color: #fff; box-shadow: 0 4px 10px rgba(176, 176, 176, 0.3); }
.rank-3 { background: linear-gradient(135deg, #cd7f32, #b87333); color: #fff; box-shadow: 0 4px 10px rgba(205, 127, 50, 0.3); }
.rank-other { background: rgba(255,255,255,0.6); color: var(--text-muted); border: 1px solid var(--glass-border); }

.hex-thumb {
  width: 60px; height: 80px;
  border-radius: 8px;
  overflow: hidden;
  flex-shrink: 0;
}

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

.hex-info {
  flex: 1;
  overflow: hidden;
}

.hex-info h4 {
  font-size: 0.95rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 6px;
}

.hex-heat {
  font-size: 0.75rem;
  color: var(--coral);
}

/* 错层悬浮窗自制区 */
.staggered-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
  padding: 30px 0;
}

.staggered-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  backdrop-filter: blur(12px);
  transition: var(--transition);
  position: relative;
}

.staggered-card:nth-child(even) {
  transform: translateY(30px);
}

.staggered-card:hover {
  transform: translateY(-5px) !important;
  box-shadow: 0 15px 40px rgba(255, 155, 133, 0.15);
  border-color: var(--coral);
  z-index: 2;
}

.staggered-card .card-cover {
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
}

/* 棱镜切片推荐区 */
.recommend-layout {
  display: flex;
  gap: 40px;
  align-items: center;
}

.recommend-left {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.rec-slice {
  background: linear-gradient(135deg, rgba(255,255,255,0.7), rgba(133, 194, 232, 0.2));
  border: 1px solid rgba(255,255,255,0.8);
  border-radius: 16px;
  padding: 20px;
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  gap: 20px;
  transition: var(--transition);
  cursor: default;
}

.rec-slice:hover {
  transform: translateX(10px);
  background: rgba(255,255,255,0.9);
}

.ring-chart {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: conic-gradient(var(--mint) 75%, rgba(0,0,0,0.05) 0);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
}

.ring-chart::before {
  content: '';
  position: absolute;
  inset: 6px;
  background: #fff;
  border-radius: 50%;
}

.ring-text {
  position: relative;
  z-index: 1;
  font-size: 0.8rem;
  font-weight: bold;
  color: var(--mint);
}

.rec-text h4 { font-size: 1rem; margin-bottom: 4px; }
.rec-text p { font-size: 0.8rem; color: var(--text-muted); }

.recommend-right {
  flex: 1;
}

.recommend-right .drama-card {
  max-width: 320px;
}

/* 悬浮晶片特色区 */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 40px 0;
}

.feature-chip {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 30px 20px;
  text-align: center;
  backdrop-filter: blur(12px);
  transition: var(--transition);
  transform: rotate(var(--rot, 0deg));
}

.feature-chip:nth-child(1) { --rot: -2deg; }
.feature-chip:nth-child(2) { --rot: 1deg; }
.feature-chip:nth-child(3) { --rot: -1deg; }
.feature-chip:nth-child(4) { --rot: 2deg; }

.feature-chip:hover {
  transform: rotate(0deg) translateY(-8px);
  box-shadow: 0 15px 30px rgba(123, 224, 178, 0.15);
  border-image: linear-gradient(135deg, var(--mint), var(--coral)) 1;
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  display: inline-block;
  background: linear-gradient(135deg, var(--mint), var(--blue-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.feature-chip h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.feature-chip p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 会员区 */
.vip-tower {
  background: linear-gradient(135deg, rgba(255,255,255,0.8), rgba(123, 224, 178, 0.15));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  align-items: center;
  gap: 40px;
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 50px rgba(123, 224, 178, 0.15);
  position: relative;
  overflow: hidden;
}

.vip-tower::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(45deg, transparent 40%, rgba(255,255,255,0.5) 50%, transparent 60%);
  background-size: 200% 200%;
  animation: shine 5s infinite;
  pointer-events: none;
}

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

.vip-left {
  flex: 1;
}

.vip-left h3 {
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.vip-perks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.perk-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.perk-icon {
  color: var(--mint);
  font-weight: bold;
}

.vip-right {
  width: 280px;
  text-align: center;
  background: rgba(255,255,255,0.6);
  padding: 30px 20px;
  border-radius: var(--radius-md);
  border: 1px solid #fff;
}

.btn-vip {
  background: linear-gradient(135deg, var(--mint), var(--coral));
  color: #fff;
  padding: 14px 40px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 1.1rem;
  border: none;
  cursor: pointer;
  width: 100%;
  margin-bottom: 12px;
  transition: var(--transition);
}

.btn-vip:hover {
  transform: scale(1.02);
  box-shadow: 0 8px 20px rgba(255, 155, 133, 0.3);
}

.price-hint {
  font-size: 0.8rem;
  color: #889eb0;
}

/* 全端胶囊卡片 */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.platform-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 40px;
  padding: 40px 20px;
  text-align: center;
  backdrop-filter: blur(12px);
  transition: var(--transition);
}

.platform-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 30px rgba(133, 194, 232, 0.15);
  border-color: var(--blue-accent);
}

.platform-icon {
  width: 60px; height: 60px;
  margin: 0 auto 20px;
  background: rgba(133, 194, 232, 0.1);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--blue-accent);
}

.platform-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.platform-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 光盒下载区 */
.download-box {
  background: linear-gradient(135deg, rgba(255,255,255,0.7), rgba(224, 237, 245, 0.5));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 60px;
  display: flex;
  align-items: center;
  gap: 60px;
  backdrop-filter: blur(24px);
  box-shadow: 0 20px 60px rgba(160, 190, 210, 0.2);
  position: relative;
  overflow: hidden;
}

.download-box::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: conic-gradient(from 0deg, transparent, rgba(123, 224, 178, 0.1), transparent, rgba(255, 155, 133, 0.1), transparent);
  animation: rotate 15s linear infinite;
  z-index: -1;
}

@keyframes rotate {
  100% { transform: rotate(360deg); }
}

.dl-left {
  flex: 1;
}

.dl-left h2 {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.dl-left p {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 30px;
}

.dl-buttons {
  display: flex;
  gap: 16px;
}

.btn-store {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--text-main);
  color: #fff;
  padding: 12px 24px;
  border-radius: 12px;
  font-weight: 500;
  transition: var(--transition);
}

.btn-store:hover {
  background: #1a252f;
  transform: translateY(-2px);
}

.dl-right {
  width: 200px;
  text-align: center;
}

.qr-box {
  width: 160px; height: 160px;
  background: #fff;
  border-radius: 16px;
  margin: 0 auto 16px;
  padding: 10px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.qr-hint {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Footer */
footer {
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--glass-border);
  padding: 60px 5% 30px;
  margin-top: 60px;
}

.footer-inner {
  max-width: 1300px;
  margin: 0 auto;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
  gap: 40px;
}

.footer-brand {
  max-width: 300px;
}

.footer-brand .brand {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.footer-links {
  display: flex;
  gap: 60px;
}

.link-group h4 {
  font-size: 1rem;
  margin-bottom: 16px;
  color: var(--text-main);
}

.link-group ul li {
  margin-bottom: 10px;
}

.link-group ul li a {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: color 0.2s;
}

.link-group ul li a:hover {
  color: var(--text-main);
}

.footer-bottom {
  border-top: 1px solid rgba(0,0,0,0.05);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: #a0b5c5;
}

/* 响应式 */
@media (max-width: 1024px) {
  .hero { flex-direction: column; padding-top: 100px; text-align: center; }
  .hero-content { max-width: 100%; margin-bottom: 40px; }
  .hero-content h1 { font-size: 2.8rem; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { height: 500px; }
  .prism-box { width: 260px; height: 500px; }
  .phone-mockup { width: 210px; height: 440px; }
  
  .masonry-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .platform-grid { grid-template-columns: repeat(2, 1fr); }
  .recommend-layout { flex-direction: column; }
  .vip-tower { flex-direction: column; padding: 30px; }
  .vip-right { width: 100%; }
  .download-box { flex-direction: column; text-align: center; padding: 40px; }
  .dl-buttons { justify-content: center; }
}

@media (max-width: 768px) {
  nav.main-nav { display: none; }
  .search-box { display: none; }
  .header-actions { gap: 10px; }
  .btn-download-top { padding: 8px 16px; font-size: 0.9rem; }
  .download-dropdown { width: 90%; right: 5%; top: 60px; }
  
  .hero-content h1 { font-size: 2.2rem; }
  .hero-content p.subtitle { font-size: 1rem; }
  .hero-actions { flex-direction: column; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .prism-box { width: 220px; height: 420px; }
  .phone-mockup { width: 180px; height: 370px; }
  
  .masonry-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .platform-grid { grid-template-columns: 1fr; }
  
  .staggered-card:nth-child(even) { transform: none; }
  
  .footer-top { flex-direction: column; }
  .footer-links { flex-wrap: wrap; gap: 30px; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
  
  .download-box { padding: 30px 20px; }
  .dl-buttons { flex-direction: column; }
  .btn-store { justify-content: center; }
}

/* 动效：滚动进场 */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}