/* ============================================
   东南亚热带丛林风 - 全局样式表
   主色调: 丛林绿 #2e8b57 | 阳光黄 #ffc107
   辅助色: 藤蔓棕 #8b4513 | 瀑布蓝 #4682b4
   ============================================ */

/* --- CSS变量定义 --- */
:root {
  --jungle-green: #2e8b57;
  --jungle-green-dark: #1a5c38;
  --jungle-green-light: #3cb371;
  --sun-yellow: #ffc107;
  --sun-yellow-dark: #e0a800;
  --vine-brown: #8b4513;
  --vine-brown-light: #a0522d;
  --waterfall-blue: #4682b4;
  --waterfall-blue-light: #5a9fd4;
  --cream: #fff8e7;
  --dark: #1a1a1a;
  --dark-green-bg: #0d2818;
  --text-primary: #2d2d2d;
  --text-light: #f5f5f5;
  --text-muted: #6b6b6b;
  --shadow-vine: 0 4px 15px rgba(139, 69, 19, 0.3);
  --shadow-leaf: 0 6px 20px rgba(46, 139, 87, 0.25);
  --border-radius-vine: 12px;
  --border-radius-leaf: 20px;
  --transition-smooth: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* --- 重置与基础 --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Quicksand', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-primary);
  background-color: var(--dark-green-bg);
  line-height: 1.8;
  overflow-x: hidden;
  position: relative;
}

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

a {
  color: var(--waterfall-blue);
  text-decoration: none;
  transition: var(--transition-smooth);
}

a:hover {
  color: var(--waterfall-blue-light);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Luckiest Guy', 'Quicksand', cursive, sans-serif;
  line-height: 1.3;
  color: var(--sun-yellow);
}

/* --- 干扰标签区块（肉眼不可见） --- */
.jammer-block {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  padding: 0;
  margin: -1px;
}

/* --- 树叶飘落动画 --- */
.falling-leaf {
  position: fixed;
  top: -50px;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.7;
  animation: leafFall linear infinite;
  width: 30px;
  height: 30px;
}

.falling-leaf::before {
  content: '🍃';
  font-size: 24px;
  display: block;
}

.falling-leaf:nth-child(1) { left: 10%; animation-duration: 12s; animation-delay: 0s; }
.falling-leaf:nth-child(2) { left: 30%; animation-duration: 15s; animation-delay: 3s; }
.falling-leaf:nth-child(3) { left: 50%; animation-duration: 10s; animation-delay: 6s; }
.falling-leaf:nth-child(4) { left: 70%; animation-duration: 14s; animation-delay: 2s; }
.falling-leaf:nth-child(5) { left: 90%; animation-duration: 11s; animation-delay: 5s; }

@keyframes leafFall {
  0% {
    transform: translateY(-50px) rotate(0deg) translateX(0);
    opacity: 0.8;
  }
  25% {
    transform: translateY(25vh) rotate(90deg) translateX(30px);
    opacity: 0.7;
  }
  50% {
    transform: translateY(50vh) rotate(180deg) translateX(-20px);
    opacity: 0.6;
  }
  75% {
    transform: translateY(75vh) rotate(270deg) translateX(25px);
    opacity: 0.4;
  }
  100% {
    transform: translateY(105vh) rotate(360deg) translateX(-10px);
    opacity: 0;
  }
}

/* --- 藤蔓生长动画 --- */
@keyframes vineGrow {
  0% {
    border-image-slice: 0;
    opacity: 0;
    transform: scale(0.95);
  }
  50% {
    opacity: 0.7;
  }
  100% {
    border-image-slice: 1;
    opacity: 1;
    transform: scale(1);
  }
}

.vine-grow {
  animation: vineGrow 0.8s ease-out forwards;
}

/* --- 水波涟漪按钮效果 --- */
.btn-ripple {
  position: relative;
  overflow: hidden;
  display: inline-block;
  padding: 14px 36px;
  background: linear-gradient(135deg, var(--jungle-green), var(--jungle-green-dark));
  color: var(--sun-yellow);
  font-size: 1.1rem;
  font-weight: 700;
  border: 2px solid var(--sun-yellow);
  border-radius: var(--border-radius-vine);
  cursor: pointer;
  transition: var(--transition-smooth);
  font-family: 'Quicksand', sans-serif;
}

.btn-ripple:hover {
  background: linear-gradient(135deg, var(--sun-yellow), var(--sun-yellow-dark));
  color: var(--dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 193, 7, 0.4);
}

.btn-ripple::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(70, 130, 180, 0.4);
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.btn-ripple:hover::after {
  width: 300px;
  height: 300px;
}

/* --- 导航栏（非sticky） --- */
.nav-jungle {
  background: linear-gradient(180deg, var(--dark-green-bg) 0%, rgba(13, 40, 24, 0.95) 100%);
  border-bottom: 3px solid var(--vine-brown);
  padding: 0;
  position: relative;
  z-index: 100;
}

.nav-jungle .nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  flex-wrap: wrap;
}

.nav-jungle .nav-logo {
  flex-shrink: 0;
}

.nav-jungle .nav-logo img {
  height: 50px;
  width: auto;
}

.nav-jungle .nav-links {
  display: flex;
  list-style: none;
  gap: 0;
  flex-wrap: wrap;
}

.nav-jungle .nav-links li a {
  display: block;
  padding: 12px 16px;
  color: var(--cream);
  font-weight: 600;
  font-size: 0.95rem;
  border-bottom: 3px solid transparent;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.nav-jungle .nav-links li a:hover,
.nav-jungle .nav-links li a.active {
  color: var(--sun-yellow);
  border-bottom-color: var(--sun-yellow);
  background: rgba(46, 139, 87, 0.2);
}

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--sun-yellow);
  color: var(--sun-yellow);
  font-size: 1.5rem;
  padding: 6px 12px;
  cursor: pointer;
  border-radius: 6px;
}

/* --- 容器 --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* --- 模块通用样式 --- */
.section-module {
  padding: 60px 0;
  position: relative;
}

.section-module:nth-child(odd) {
  background: linear-gradient(135deg, var(--dark-green-bg) 0%, #0a2015 100%);
}

.section-module:nth-child(even) {
  background: linear-gradient(135deg, #0a2015 0%, #0d2818 100%);
}

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

.section-title h2 {
  font-size: 2.2rem;
  color: var(--sun-yellow);
  margin-bottom: 12px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--vine-brown), var(--sun-yellow), var(--vine-brown));
  margin: 10px auto 0;
  border-radius: 2px;
}

.section-title p {
  color: var(--cream);
  font-size: 1.05rem;
  opacity: 0.85;
}

/* --- 模块1: 全屏视频Hero --- */
.hero-video-section {
  position: relative;
  width: 100%;
  height: 85vh;
  min-height: 500px;
  overflow: hidden;
  background: var(--dark-green-bg);
}

.hero-video-section .video-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.hero-video-section .hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(13, 40, 24, 0.4) 0%, rgba(13, 40, 24, 0.8) 100%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
}

.hero-video-section .hero-logo {
  width: 280px;
  max-width: 80%;
  margin-bottom: 20px;
  filter: drop-shadow(0 4px 15px rgba(0, 0, 0, 0.5));
}

.hero-video-section h1 {
  font-size: 3rem;
  color: var(--sun-yellow);
  text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.7);
  margin-bottom: 15px;
}

.hero-video-section .hero-subtitle {
  font-size: 1.3rem;
  color: var(--cream);
  margin-bottom: 30px;
  opacity: 0.9;
}

.hero-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 3;
  width: 80px;
  height: 80px;
  background: rgba(255, 193, 7, 0.85);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 3px solid rgba(255, 255, 255, 0.5);
}

.hero-play-btn:hover {
  transform: translate(-50%, -50%) scale(1.1);
  background: var(--sun-yellow);
}

.hero-play-btn::after {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 15px 0 15px 28px;
  border-color: transparent transparent transparent var(--dark);
  margin-left: 5px;
}

/* --- 模块2: 创始人日志 --- */
.founder-diary {
  background: url('../images/founder-diary.webp') center/cover no-repeat;
  position: relative;
}

.founder-diary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(13, 40, 24, 0.88);
}

.founder-diary .diary-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(255, 248, 230, 0.08), rgba(255, 248, 230, 0.03));
  border: 2px solid var(--vine-brown);
  border-radius: var(--border-radius-leaf);
  padding: 40px;
  box-shadow: var(--shadow-vine);
}

.founder-diary .diary-content h2 {
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.founder-diary .diary-content h3 {
  font-size: 1.3rem;
  color: var(--sun-yellow);
  margin: 25px 0 10px;
  padding-left: 15px;
  border-left: 4px solid var(--vine-brown);
}

.founder-diary .diary-content p {
  color: var(--cream);
  font-size: 1rem;
  line-height: 1.9;
  margin-bottom: 15px;
  text-indent: 2em;
}

/* --- 模块3: 社区活动公告板 --- */
.community-board {
  background: linear-gradient(135deg, #1a0e05 0%, #2a1a0a 100%);
}

.board-wrapper {
  background: linear-gradient(180deg, #8b6914, #6b4e12);
  border: 6px solid var(--vine-brown);
  border-radius: var(--border-radius-vine);
  padding: 30px;
  box-shadow: var(--shadow-vine), inset 0 2px 10px rgba(0, 0, 0, 0.3);
  position: relative;
}

.board-wrapper::before {
  content: '';
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 20px;
  background: var(--vine-brown);
  border-radius: 0 0 10px 10px;
}

.activity-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.activity-card {
  background: var(--cream);
  border-radius: var(--border-radius-vine);
  overflow: hidden;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
  transition: var(--transition-smooth);
}

.activity-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.activity-card .card-tag {
  padding: 8px 15px;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--dark);
}

.activity-card .card-tag.online { background: var(--sun-yellow); }
.activity-card .card-tag.offline { background: var(--waterfall-blue); color: #fff; }
.activity-card .card-tag.culture { background: var(--jungle-green-light); color: #fff; }

.activity-card .card-body {
  padding: 15px;
}

.activity-card .card-body h4 {
  color: var(--dark);
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.activity-card .card-body p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* --- 模块4: 幸运地图 --- */
.lucky-map-section {
  text-align: center;
}

.lucky-map-section .map-container {
  position: relative;
  display: inline-block;
  max-width: 100%;
  margin: 0 auto;
}

.lucky-map-section .map-container img {
  border-radius: var(--border-radius-leaf);
  border: 4px solid var(--vine-brown);
  box-shadow: var(--shadow-vine);
}

.map-dot {
  position: absolute;
  width: 16px;
  height: 16px;
  background: var(--sun-yellow);
  border-radius: 50%;
  cursor: pointer;
  animation: dotPulse 2s ease-in-out infinite;
}

.map-dot::before {
  content: '';
  position: absolute;
  top: -4px;
  left: -4px;
  width: 24px;
  height: 24px;
  border: 2px solid var(--sun-yellow);
  border-radius: 50%;
  animation: dotRing 2s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.2); }
}

@keyframes dotRing {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.5); opacity: 0; }
}

.map-tooltip {
  display: none;
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.9);
  color: var(--sun-yellow);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.85rem;
  white-space: nowrap;
  margin-bottom: 8px;
  border: 1px solid var(--vine-brown);
}

.map-dot:hover .map-tooltip {
  display: block;
}

/* --- 模块5: 代理风采 --- */
.agent-showcase {
  background: linear-gradient(135deg, #0d2818, #0a1f14);
}

.agent-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 25px;
}

.agent-card {
  background: linear-gradient(135deg, rgba(255, 248, 230, 0.06), rgba(255, 248, 230, 0.02));
  border: 2px solid var(--vine-brown);
  border-radius: var(--border-radius-leaf);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.agent-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 35px rgba(46, 139, 87, 0.3);
  border-color: var(--sun-yellow);
}

.agent-card .agent-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.agent-card .agent-info {
  padding: 20px;
}

.agent-card .agent-info h4 {
  color: var(--sun-yellow);
  font-size: 1.2rem;
  margin-bottom: 5px;
}

.agent-card .agent-info .agent-location {
  color: var(--waterfall-blue-light);
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.agent-card .agent-info p {
  color: var(--cream);
  font-size: 0.95rem;
  line-height: 1.7;
  opacity: 0.85;
}

.agent-card .agent-quote {
  padding: 15px 20px;
  background: rgba(139, 69, 19, 0.15);
  border-top: 1px solid rgba(139, 69, 19, 0.3);
  font-style: italic;
  color: var(--sun-yellow);
  font-size: 0.9rem;
}

/* --- 模块6: 文章模块 --- */
.articles-section .article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}

.article-polaroid {
  background: var(--cream);
  padding: 12px 12px 20px;
  border-radius: 4px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: var(--transition-smooth);
  transform: rotate(var(--rotate, 0deg));
}

.article-polaroid:nth-child(1) { --rotate: -1deg; }
.article-polaroid:nth-child(2) { --rotate: 1.5deg; }
.article-polaroid:nth-child(3) { --rotate: -0.5deg; }
.article-polaroid:nth-child(4) { --rotate: 1deg; }
.article-polaroid:nth-child(5) { --rotate: -1.5deg; }
.article-polaroid:nth-child(6) { --rotate: 0.5deg; }

.article-polaroid:hover {
  transform: rotate(0deg) translateY(-8px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.article-polaroid img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 2px;
}

.article-polaroid .polaroid-caption {
  padding: 12px 5px 0;
}

.article-polaroid .polaroid-caption h4 {
  color: var(--dark);
  font-size: 1rem;
  margin-bottom: 5px;
  font-family: 'Quicksand', sans-serif;
}

.article-polaroid .polaroid-caption .date {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* --- 模块7: 注册模块 --- */
.register-section {
  background: url('../images/register-bg.webp') center/cover no-repeat;
  position: relative;
}

.register-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(13, 40, 24, 0.9);
}

.register-section .register-inner {
  position: relative;
  z-index: 2;
  max-width: 500px;
  margin: 0 auto;
  text-align: center;
}

.register-card {
  background: linear-gradient(135deg, rgba(139, 69, 19, 0.2), rgba(139, 69, 19, 0.1));
  border: 2px solid var(--vine-brown);
  border-radius: var(--border-radius-leaf);
  padding: 40px 30px;
  box-shadow: var(--shadow-vine);
}

.register-card h2 {
  margin-bottom: 10px;
}

.register-card .register-desc {
  color: var(--cream);
  margin-bottom: 25px;
  opacity: 0.85;
}

.register-card .form-group {
  margin-bottom: 18px;
  text-align: left;
}

.register-card label {
  display: block;
  color: var(--sun-yellow);
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 0.9rem;
}

.register-card input[type="text"],
.register-card input[type="password"],
.register-card input[type="tel"] {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255, 248, 230, 0.1);
  border: 2px solid var(--vine-brown);
  border-radius: var(--border-radius-vine);
  color: var(--cream);
  font-size: 1rem;
  transition: var(--transition-smooth);
  font-family: 'Quicksand', sans-serif;
}

.register-card input:focus {
  outline: none;
  border-color: var(--sun-yellow);
  background: rgba(255, 248, 230, 0.15);
}

/* --- 模块8: 负责任博彩 --- */
.responsible-section {
  background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
  text-align: center;
}

.stone-tablet {
  max-width: 800px;
  margin: 0 auto;
  background: linear-gradient(135deg, #5a5a5a, #4a4a4a, #5a5a5a);
  border: 4px solid #6a6a6a;
  border-radius: var(--border-radius-vine);
  padding: 40px;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.5), 0 8px 25px rgba(0, 0, 0, 0.4);
  position: relative;
}

.stone-tablet .age-badge {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
}

.stone-tablet h2 {
  color: var(--sun-yellow);
  margin-bottom: 15px;
}

.stone-tablet p {
  color: #d0d0d0;
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 12px;
}

.stone-tablet .help-links a {
  color: var(--waterfall-blue-light);
  margin: 0 10px;
}

/* --- 模块9: PAGCOR牌照 --- */
.license-section {
  text-align: center;
}

.license-section .badge-wrapper {
  display: inline-block;
  position: relative;
  padding: 20px;
}

.license-section .badge-wrapper img {
  max-width: 350px;
  border-radius: var(--border-radius-leaf);
  box-shadow: var(--shadow-leaf);
}

.license-section .license-info {
  max-width: 700px;
  margin: 25px auto 0;
  color: var(--cream);
  font-size: 1rem;
  line-height: 1.8;
  opacity: 0.85;
}

.license-section .license-number {
  display: inline-block;
  background: rgba(255, 193, 7, 0.15);
  border: 1px solid var(--sun-yellow);
  padding: 8px 20px;
  border-radius: var(--border-radius-vine);
  color: var(--sun-yellow);
  font-weight: 700;
  margin-top: 15px;
}

/* --- 模块10: FAQ树屋 --- */
.faq-section {
  background: linear-gradient(135deg, #0d2818, #0a1f14);
}

.faq-treehouse {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: linear-gradient(135deg, rgba(139, 69, 19, 0.15), rgba(139, 69, 19, 0.08));
  border: 2px solid var(--vine-brown);
  border-radius: var(--border-radius-vine);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-item:hover {
  border-color: var(--sun-yellow);
}

.faq-question {
  padding: 18px 50px 18px 20px;
  cursor: pointer;
  color: var(--sun-yellow);
  font-weight: 700;
  font-size: 1.05rem;
  position: relative;
  user-select: none;
}

.faq-question::after {
  content: '+';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  color: var(--sun-yellow);
  transition: var(--transition-smooth);
}

.faq-item.active .faq-question::after {
  content: '−';
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-inner {
  padding: 0 20px 18px;
  color: var(--cream);
  font-size: 0.95rem;
  line-height: 1.8;
  opacity: 0.85;
}

/* --- 面包屑导航 --- */
.breadcrumb {
  padding: 12px 0;
  background: rgba(13, 40, 24, 0.5);
}

.breadcrumb-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  font-size: 0.85rem;
}

.breadcrumb-list li::after {
  content: '>';
  margin-left: 8px;
  color: var(--text-muted);
}

.breadcrumb-list li:last-child::after {
  content: '';
}

.breadcrumb-list li a {
  color: var(--waterfall-blue-light);
}

.breadcrumb-list li:last-child a {
  color: var(--sun-yellow);
  pointer-events: none;
}

/* --- 页脚 --- */
.footer-jungle {
  background: linear-gradient(180deg, #0a1f14, #050f0a);
  border-top: 4px solid var(--vine-brown);
  padding: 50px 0 0;
  color: var(--cream);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
  margin-bottom: 30px;
}

.footer-col h4 {
  color: var(--sun-yellow);
  font-size: 1.1rem;
  margin-bottom: 15px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--vine-brown);
}

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

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  color: var(--cream);
  opacity: 0.75;
  font-size: 0.9rem;
  transition: var(--transition-smooth);
}

.footer-col ul li a:hover {
  opacity: 1;
  color: var(--sun-yellow);
  padding-left: 5px;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 10px;
}

.footer-social a img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  transition: var(--transition-smooth);
}

.footer-social a img:hover {
  transform: scale(1.15);
}

.footer-payment {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.footer-payment img {
  height: 35px;
  width: auto;
  border-radius: 6px;
}

.footer-bottom {
  border-top: 1px solid rgba(139, 69, 19, 0.3);
  padding: 20px 0;
  text-align: center;
  font-size: 0.8rem;
  opacity: 0.6;
}

.footer-bottom .age-icon {
  width: 40px;
  height: 40px;
  display: inline-block;
  vertical-align: middle;
  margin-right: 8px;
}

/* --- 内页通用样式 --- */
.inner-hero {
  background: linear-gradient(135deg, var(--dark-green-bg), #0a1f14);
  padding: 60px 0 40px;
  text-align: center;
  border-bottom: 3px solid var(--vine-brown);
}

.inner-hero h1 {
  font-size: 2.4rem;
  margin-bottom: 10px;
}

.inner-hero p {
  color: var(--cream);
  font-size: 1.1rem;
  opacity: 0.8;
}

.inner-content {
  background: linear-gradient(135deg, var(--dark-green-bg), #0a1f14);
  padding: 50px 0;
}

.inner-content .content-wrapper {
  max-width: 900px;
  margin: 0 auto;
  color: var(--cream);
}

.inner-content h2, .inner-content h3 {
  margin: 30px 0 15px;
}

.inner-content h2 { font-size: 1.8rem; }
.inner-content h3 { font-size: 1.4rem; }

.inner-content p {
  font-size: 1rem;
  line-height: 1.9;
  margin-bottom: 18px;
  text-indent: 2em;
  opacity: 0.88;
}

.inner-content .content-img {
  margin: 25px 0;
  border-radius: var(--border-radius-vine);
  border: 3px solid var(--vine-brown);
  box-shadow: var(--shadow-vine);
}

.inner-content ul, .inner-content ol {
  margin: 15px 0 15px 30px;
  color: var(--cream);
  opacity: 0.88;
}

.inner-content li {
  margin-bottom: 8px;
  line-height: 1.7;
}

/* --- APP下载页 --- */
.app-download-hero {
  background: linear-gradient(135deg, var(--dark-green-bg), #0a1f14);
  padding: 60px 0;
  text-align: center;
}

.app-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin: 40px 0;
}

.app-feature-card {
  background: linear-gradient(135deg, rgba(46, 139, 87, 0.1), rgba(46, 139, 87, 0.05));
  border: 2px solid var(--vine-brown);
  border-radius: var(--border-radius-leaf);
  padding: 25px;
  text-align: center;
  transition: var(--transition-smooth);
}

.app-feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--sun-yellow);
  box-shadow: var(--shadow-leaf);
}

.app-feature-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--border-radius-vine);
  margin-bottom: 15px;
}

.app-feature-card h4 {
  color: var(--sun-yellow);
  margin-bottom: 10px;
}

.app-feature-card p {
  color: var(--cream);
  font-size: 0.95rem;
  opacity: 0.8;
}

.download-qr-area {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  margin: 40px 0;
}

.qr-box {
  text-align: center;
  background: linear-gradient(135deg, rgba(139, 69, 19, 0.15), rgba(139, 69, 19, 0.08));
  border: 2px solid var(--vine-brown);
  border-radius: var(--border-radius-leaf);
  padding: 25px;
  transition: var(--transition-smooth);
}

.qr-box:hover {
  border-color: var(--sun-yellow);
}

.qr-box img {
  width: 160px;
  height: 160px;
  margin-bottom: 12px;
}

.qr-box p {
  color: var(--sun-yellow);
  font-weight: 700;
}

.install-steps {
  max-width: 700px;
  margin: 0 auto;
}

.install-step {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 25px;
  padding: 20px;
  background: linear-gradient(135deg, rgba(46, 139, 87, 0.08), rgba(46, 139, 87, 0.03));
  border: 1px solid var(--vine-brown);
  border-radius: var(--border-radius-vine);
}

.install-step .step-num {
  flex-shrink: 0;
  width: 45px;
  height: 45px;
  background: var(--sun-yellow);
  color: var(--dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.2rem;
}

.install-step .step-content h4 {
  color: var(--sun-yellow);
  margin-bottom: 5px;
  font-size: 1.05rem;
}

.install-step .step-content p {
  color: var(--cream);
  font-size: 0.95rem;
  opacity: 0.8;
}

/* --- 响应式设计 --- */
@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-jungle .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    background: var(--dark-green-bg);
    border-top: 2px solid var(--vine-brown);
  }

  .nav-jungle .nav-links.show {
    display: flex;
  }

  .nav-jungle .nav-links li a {
    padding: 14px 20px;
    border-bottom: 1px solid rgba(139, 69, 19, 0.2);
  }

  .hero-video-section {
    height: 70vh;
    min-height: 400px;
  }

  .hero-video-section h1 {
    font-size: 1.8rem;
  }

  .hero-video-section .hero-subtitle {
    font-size: 1rem;
  }

  .section-title h2 {
    font-size: 1.6rem;
  }

  .founder-diary .diary-content {
    padding: 25px 18px;
  }

  .agent-cards {
    grid-template-columns: 1fr;
  }

  .articles-section .article-grid {
    grid-template-columns: 1fr;
  }

  .article-polaroid {
    transform: rotate(0deg) !important;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .container {
    padding: 0 15px;
  }

  .section-module {
    padding: 40px 0;
  }

  .inner-hero h1 {
    font-size: 1.8rem;
  }

  .download-qr-area {
    gap: 20px;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .hero-video-section h1 {
    font-size: 1.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .activity-cards {
    grid-template-columns: 1fr;
  }

  .app-features {
    grid-template-columns: 1fr;
  }
}

/* --- 淡入动画 --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- 栏目导航页通用 --- */
.nav-page-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
  margin: 40px 0;
}

.nav-page-card {
  background: linear-gradient(135deg, rgba(46, 139, 87, 0.1), rgba(46, 139, 87, 0.05));
  border: 2px solid var(--vine-brown);
  border-radius: var(--border-radius-leaf);
  padding: 30px;
  text-align: center;
  transition: var(--transition-smooth);
}

.nav-page-card:hover {
  transform: translateY(-5px);
  border-color: var(--sun-yellow);
  box-shadow: var(--shadow-leaf);
}

.nav-page-card h3 {
  margin-bottom: 12px;
}

.nav-page-card p {
  color: var(--cream);
  opacity: 0.8;
  margin-bottom: 15px;
}