/* ============================================
   乐鱼体育 - 航海罗盘赛事竞猜平台
   主样式表 lh-style.css
   CSS前缀: lh-
   ============================================ */

/* --- CSS Variables --- */
:root {
  --lh-primary: #0D2A4B;
  --lh-secondary: #1E4976;
  --lh-accent: #E8A44F;
  --lh-accent-dark: #C47F2A;
  --lh-bg: #061A33;
  --lh-text: #EAEFF5;
  --lh-text-muted: #A0B8D0;
  --lh-gold: #FFD700;
  --lh-silver: #C0C0C0;
  --lh-bronze: #CD7F32;
  --lh-radius: 4px;
  --lh-shadow: 0 4px 20px rgba(232,164,79,0.2);
  --lh-font-title: 'Cinzel Decorative', 'Georgia', serif;
  --lh-font-body: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
  --lh-transition: 300ms ease;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--lh-font-body);
  background-color: var(--lh-bg);
  color: var(--lh-text);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--lh-accent); text-decoration: none; transition: color var(--lh-transition); }
a:hover { color: var(--lh-gold); }

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--lh-font-title);
  color: var(--lh-text);
  line-height: 1.3;
  margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p { margin-bottom: 1rem; color: var(--lh-text-muted); }

/* --- Layout --- */
.lh-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.lh-section {
  padding: 5rem 0;
  position: relative;
}

.lh-section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.lh-section-title h2 {
  font-size: 2rem;
  color: var(--lh-text);
  position: relative;
  display: inline-block;
  padding-bottom: 1rem;
}

.lh-section-title h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--lh-accent), transparent);
}

.lh-section-title p {
  margin-top: 1rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.lh-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.lh-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.lh-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }

/* --- Nautical Divider --- */
.lh-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--lh-accent), transparent);
  margin: 0;
  border: none;
}

/* --- Navigation --- */
.lh-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--lh-primary);
  border-bottom: 2px solid var(--lh-accent);
  padding: 0 1.5rem;
  transition: background var(--lh-transition);
}

.lh-navbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.lh-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
}

.lh-logo-main {
  font-family: var(--lh-font-title);
  font-size: 1.6rem;
  color: var(--lh-accent);
  letter-spacing: 3px;
  line-height: 1;
}

.lh-logo-sub {
  font-family: var(--lh-font-title);
  font-size: 0.6rem;
  color: var(--lh-text-muted);
  letter-spacing: 6px;
  text-transform: uppercase;
}

.lh-nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
}

.lh-nav-links li a {
  display: block;
  padding: 0 0.9rem;
  color: var(--lh-text-muted);
  font-size: 0.9rem;
  position: relative;
  line-height: 70px;
  transition: color var(--lh-transition);
}

.lh-nav-links li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--lh-accent);
  transition: all var(--lh-transition);
  transform: translateX(-50%);
}

.lh-nav-links li a:hover,
.lh-nav-links li a.lh-active {
  color: var(--lh-accent);
}

.lh-nav-links li a:hover::after,
.lh-nav-links li a.lh-active::after {
  width: 80%;
}

.lh-btn-cta {
  display: inline-block;
  padding: 0.6rem 1.5rem;
  background: linear-gradient(135deg, var(--lh-accent), var(--lh-accent-dark));
  color: var(--lh-primary) !important;
  font-weight: 700;
  border-radius: var(--lh-radius);
  font-size: 0.85rem;
  transition: all var(--lh-transition);
  border: none;
  cursor: pointer;
  text-decoration: none;
}

.lh-btn-cta:hover {
  box-shadow: var(--lh-shadow);
  transform: translateY(-1px);
  color: var(--lh-primary) !important;
}

/* Hamburger */
.lh-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 5px;
}

.lh-hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--lh-accent);
  transition: all var(--lh-transition);
}

/* --- Hero Banner --- */
.lh-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding-top: 70px;
}

.lh-hero-bg {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.lh-hero-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(180deg, rgba(6,26,51,0.85) 0%, rgba(13,42,75,0.9) 50%, rgba(6,26,51,0.95) 100%);
}

.lh-hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  padding: 2rem 1.5rem;
}

.lh-hero-badge {
  display: inline-block;
  padding: 0.5rem 1.5rem;
  background: linear-gradient(135deg, rgba(232,164,79,0.15), rgba(196,127,42,0.1));
  border: 1px solid var(--lh-accent);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--lh-accent);
  margin-bottom: 2rem;
  letter-spacing: 1px;
}

.lh-hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.lh-text-gold {
  color: var(--lh-accent);
}

.lh-hero-subtitle {
  font-size: 1.1rem;
  color: var(--lh-text-muted);
  max-width: 640px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}

.lh-hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.lh-btn-primary {
  display: inline-block;
  padding: 0.85rem 2rem;
  background: linear-gradient(135deg, var(--lh-accent), var(--lh-accent-dark));
  color: var(--lh-primary);
  font-weight: 700;
  border-radius: var(--lh-radius);
  font-size: 1rem;
  transition: all var(--lh-transition);
  border: none;
  cursor: pointer;
}

.lh-btn-primary:hover {
  box-shadow: var(--lh-shadow);
  transform: translateY(-2px);
  color: var(--lh-primary);
}

.lh-btn-outline {
  display: inline-block;
  padding: 0.85rem 2rem;
  background: transparent;
  color: var(--lh-accent);
  font-weight: 700;
  border: 2px solid var(--lh-accent);
  border-radius: var(--lh-radius);
  font-size: 1rem;
  transition: all var(--lh-transition);
  cursor: pointer;
}

.lh-btn-outline:hover {
  background: rgba(232,164,79,0.1);
  box-shadow: var(--lh-shadow);
  transform: translateY(-2px);
  color: var(--lh-accent);
}

.lh-hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(232,164,79,0.2);
}

.lh-stat-item { text-align: center; }

.lh-stat-number {
  font-family: var(--lh-font-title);
  font-size: 2rem;
  color: var(--lh-accent);
  display: block;
}

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

/* --- Compass SVG Animation --- */
.lh-compass-svg {
  position: absolute;
  width: 400px;
  height: 400px;
  opacity: 0.08;
  z-index: 1;
  animation: lh-compass-rotate 60s linear infinite;
}

@keyframes lh-compass-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* --- Match Cards (价值航线) --- */
.lh-odds {
  background: var(--lh-bg);
}

.lh-match-card {
  background: linear-gradient(135deg, rgba(30,73,118,0.3), rgba(13,42,75,0.5));
  border: 1px solid rgba(232,164,79,0.2);
  border-radius: var(--lh-radius);
  padding: 1.5rem;
  transition: all var(--lh-transition);
  position: relative;
  overflow: hidden;
}

.lh-match-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--lh-accent), var(--lh-accent-dark));
}

.lh-match-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--lh-shadow);
  border-color: var(--lh-accent);
}

.lh-match-league {
  font-size: 0.75rem;
  color: var(--lh-accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.75rem;
}

.lh-match-teams {
  font-size: 1.1rem;
  color: var(--lh-text);
  font-weight: 700;
  margin-bottom: 1rem;
}

.lh-match-odds {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 0.5rem;
}

.lh-odd-item {
  flex: 1;
  text-align: center;
  padding: 0.5rem;
  background: rgba(6,26,51,0.5);
  border-radius: var(--lh-radius);
  border: 1px solid rgba(232,164,79,0.1);
}

.lh-odd-label {
  font-size: 0.7rem;
  color: var(--lh-text-muted);
  display: block;
}

.lh-odd-value {
  font-family: var(--lh-font-title);
  font-size: 1.1rem;
  color: var(--lh-accent);
  font-weight: 700;
}

.lh-match-rating {
  color: var(--lh-accent);
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}

.lh-match-countdown {
  font-size: 0.8rem;
  color: var(--lh-text-muted);
  margin-bottom: 1rem;
}

.lh-match-btn {
  display: block;
  text-align: center;
  padding: 0.5rem;
  border: 1px solid var(--lh-accent);
  color: var(--lh-accent);
  border-radius: var(--lh-radius);
  font-size: 0.85rem;
  transition: all var(--lh-transition);
}

.lh-match-btn:hover {
  background: var(--lh-accent);
  color: var(--lh-primary);
}

/* --- Video Cards (航海日志) --- */
.lh-video {
  background: var(--lh-primary);
}

.lh-video-card {
  background: linear-gradient(135deg, rgba(30,73,118,0.2), rgba(13,42,75,0.4));
  border: 2px solid var(--lh-accent-dark);
  border-radius: var(--lh-radius);
  overflow: hidden;
  transition: all var(--lh-transition);
}

.lh-video-card:hover {
  box-shadow: var(--lh-shadow);
  border-color: var(--lh-accent);
}

.lh-video-wrapper {
  position: relative;
  padding-top: 56.25%;
}

.lh-video-wrapper video {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #000;
}

.lh-video-duration {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: rgba(6,26,51,0.85);
  color: var(--lh-accent);
  padding: 0.2rem 0.5rem;
  border-radius: var(--lh-radius);
  font-size: 0.75rem;
  z-index: 2;
}

.lh-video-info {
  padding: 1.25rem;
}

.lh-video-info h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  font-family: var(--lh-font-body);
  font-weight: 700;
}

.lh-video-info p {
  font-size: 0.85rem;
  line-height: 1.6;
}

/* --- Ranking (竞猜名人堂) --- */
.lh-ranking {
  background: var(--lh-bg);
}

.lh-ranking-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}

.lh-podium {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 1rem;
  padding: 2rem 0;
}

.lh-podium-item {
  text-align: center;
}

.lh-podium-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--lh-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.5rem;
  font-family: var(--lh-font-title);
  font-size: 1.2rem;
  border: 3px solid;
}

.lh-podium-name {
  font-size: 0.8rem;
  color: var(--lh-text);
  margin-bottom: 0.5rem;
}

.lh-podium-base {
  width: 80px;
  border-radius: var(--lh-radius) var(--lh-radius) 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--lh-font-title);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--lh-primary);
}

.lh-rank-table {
  width: 100%;
  border-collapse: collapse;
  background: linear-gradient(135deg, rgba(30,73,118,0.2), rgba(13,42,75,0.3));
  border-radius: var(--lh-radius);
  overflow: hidden;
}

.lh-rank-table thead {
  background: rgba(232,164,79,0.15);
}

.lh-rank-table th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.85rem;
  color: var(--lh-accent);
  font-weight: 600;
  border-bottom: 1px solid rgba(232,164,79,0.2);
}

.lh-rank-table td {
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  border-bottom: 1px solid rgba(30,73,118,0.3);
}

.lh-rank-table tr:hover {
  background: rgba(232,164,79,0.05);
}

.lh-profit-positive {
  color: var(--lh-accent);
  font-weight: 700;
}

/* --- Tools (船长工具箱) --- */
.lh-tools {
  background: var(--lh-primary);
}

.lh-tool-card {
  background: linear-gradient(135deg, rgba(30,73,118,0.3), rgba(13,42,75,0.5));
  border: 1px solid rgba(232,164,79,0.15);
  border-radius: var(--lh-radius);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all var(--lh-transition);
}

.lh-tool-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--lh-shadow);
  border-color: var(--lh-accent);
}

.lh-tool-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: block;
}

.lh-tool-card h3 {
  font-family: var(--lh-font-body);
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: var(--lh-text);
}

.lh-tool-card p {
  font-size: 0.85rem;
}

/* --- Recruit (水手招募令) --- */
.lh-recruit {
  background: var(--lh-bg);
}

.lh-recruit-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.lh-recruit-benefits {
  list-style: none;
}

.lh-recruit-benefits li {
  padding: 0.75rem 0;
  padding-left: 2rem;
  position: relative;
  color: var(--lh-text-muted);
  font-size: 1rem;
  border-bottom: 1px solid rgba(30,73,118,0.3);
}

.lh-recruit-benefits li::before {
  content: '\2693';
  position: absolute;
  left: 0;
  color: var(--lh-accent);
}

.lh-form-card {
  background: linear-gradient(135deg, rgba(30,73,118,0.3), rgba(13,42,75,0.5));
  border: 2px solid var(--lh-accent-dark);
  border-radius: var(--lh-radius);
  padding: 2rem;
}

.lh-form-input,
.lh-form-select,
.lh-form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(6,26,51,0.5);
  border: 1px solid rgba(232,164,79,0.2);
  border-radius: var(--lh-radius);
  color: var(--lh-text);
  font-family: var(--lh-font-body);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  transition: border-color var(--lh-transition);
}

.lh-form-input:focus,
.lh-form-select:focus,
.lh-form-textarea:focus {
  outline: none;
  border-color: var(--lh-accent);
}

.lh-form-textarea { min-height: 100px; resize: vertical; }

.lh-form-select option { background: var(--lh-primary); }

/* --- Poll (风向标) --- */
.lh-poll {
  background: var(--lh-primary);
}

.lh-poll-card {
  max-width: 700px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(30,73,118,0.3), rgba(13,42,75,0.5));
  border: 1px solid rgba(232,164,79,0.2);
  border-radius: var(--lh-radius);
  padding: 2.5rem;
  text-align: center;
}

.lh-poll-title {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  color: var(--lh-text);
  font-family: var(--lh-font-body);
  font-weight: 700;
}

.lh-poll-options {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.lh-poll-btn {
  padding: 0.75rem 2rem;
  border: 2px solid var(--lh-accent);
  background: transparent;
  color: var(--lh-accent);
  border-radius: var(--lh-radius);
  cursor: pointer;
  font-size: 0.95rem;
  font-family: var(--lh-font-body);
  transition: all var(--lh-transition);
}

.lh-poll-btn:hover,
.lh-poll-btn.lh-poll-active {
  background: var(--lh-accent);
  color: var(--lh-primary);
}

.lh-poll-bar-wrapper {
  margin-bottom: 1rem;
}

.lh-poll-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  margin-bottom: 0.3rem;
}

.lh-poll-bar {
  height: 24px;
  background: rgba(6,26,51,0.5);
  border-radius: 12px;
  overflow: hidden;
}

.lh-poll-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--lh-accent), var(--lh-accent-dark));
  border-radius: 12px;
  transition: width 0.8s ease;
}

/* --- Articles (深度航海图) --- */
.lh-articles {
  background: var(--lh-bg);
}

.lh-article-card {
  display: flex;
  gap: 1.5rem;
  background: linear-gradient(135deg, rgba(30,73,118,0.2), rgba(13,42,75,0.4));
  border: 1px solid rgba(232,164,79,0.1);
  border-radius: var(--lh-radius);
  overflow: hidden;
  transition: all var(--lh-transition);
  margin-bottom: 1.5rem;
}

.lh-article-card:hover {
  box-shadow: var(--lh-shadow);
  border-color: var(--lh-accent);
  transform: translateX(4px);
}

.lh-article-img {
  width: 280px;
  min-height: 200px;
  flex-shrink: 0;
  object-fit: cover;
}

.lh-article-body {
  padding: 1.5rem 1.5rem 1.5rem 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.lh-article-body h3 {
  font-family: var(--lh-font-body);
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: var(--lh-text);
  font-weight: 700;
}

.lh-article-meta {
  font-size: 0.8rem;
  color: var(--lh-text-muted);
  margin-top: 0.75rem;
}

.lh-article-meta span {
  margin-right: 1rem;
}

/* --- Lottery (黄金罗盘) --- */
.lh-lottery {
  background: var(--lh-primary);
}

.lh-lottery-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2rem;
  align-items: start;
}

.lh-lottery-tabs {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.lh-lottery-tab {
  padding: 0.75rem 1.25rem;
  background: rgba(6,26,51,0.5);
  border: 1px solid rgba(232,164,79,0.15);
  border-radius: var(--lh-radius);
  color: var(--lh-text-muted);
  cursor: pointer;
  transition: all var(--lh-transition);
  font-family: var(--lh-font-body);
  font-size: 0.9rem;
  text-align: left;
}

.lh-lottery-tab:hover,
.lh-lottery-tab.lh-tab-active {
  background: rgba(232,164,79,0.15);
  border-color: var(--lh-accent);
  color: var(--lh-accent);
}

.lh-lottery-display {
  background: linear-gradient(135deg, rgba(30,73,118,0.2), rgba(13,42,75,0.4));
  border: 1px solid rgba(232,164,79,0.2);
  border-radius: var(--lh-radius);
  padding: 2rem;
  min-height: 300px;
}

.lh-lottery-numbers {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.lh-lottery-ball {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--lh-accent), var(--lh-accent-dark));
  color: var(--lh-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: 0 2px 8px rgba(232,164,79,0.3);
}

.lh-lottery-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

.lh-lottery-feature {
  padding: 1rem;
  background: rgba(6,26,51,0.3);
  border-radius: var(--lh-radius);
  border: 1px solid rgba(232,164,79,0.1);
}

.lh-lottery-feature h4 {
  font-family: var(--lh-font-body);
  font-size: 0.9rem;
  color: var(--lh-accent);
  margin-bottom: 0.5rem;
}

.lh-lottery-feature p {
  font-size: 0.8rem;
}

/* --- Trust (港口信誉墙) --- */
.lh-trust {
  background: var(--lh-primary);
  padding: 3rem 0;
}

.lh-partners-scroll {
  display: flex;
  gap: 3rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(232,164,79,0.1);
}

.lh-partner-logo {
  font-family: var(--lh-font-title);
  font-size: 1.1rem;
  color: var(--lh-text-muted);
  opacity: 0.6;
  transition: opacity var(--lh-transition);
  white-space: nowrap;
}

.lh-partner-logo:hover { opacity: 1; }

.lh-badges {
  display: flex;
  justify-content: center;
  gap: 3rem;
  align-items: center;
}

.lh-badge-item {
  text-align: center;
}

.lh-badge-item img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1rem;
  box-shadow: 0 0 30px rgba(232,164,79,0.3);
}

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

/* --- Footer --- */
.lh-footer {
  background: var(--lh-bg);
  border-top: 1px dashed rgba(232,164,79,0.2);
  padding: 4rem 0 0;
}

.lh-footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

.lh-footer-brand .lh-logo {
  align-items: flex-start;
  margin-bottom: 1rem;
}

.lh-footer-brand p {
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.lh-social-links {
  display: flex;
  gap: 1rem;
}

.lh-social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(232,164,79,0.3);
  border-radius: 50%;
  color: var(--lh-text-muted);
  font-size: 0.8rem;
  transition: all var(--lh-transition);
}

.lh-social-links a:hover {
  background: var(--lh-accent);
  color: var(--lh-primary);
  border-color: var(--lh-accent);
}

.lh-footer h4 {
  font-family: var(--lh-font-body);
  font-size: 1rem;
  color: var(--lh-accent);
  margin-bottom: 1.25rem;
  font-weight: 700;
}

.lh-footer-links {
  list-style: none;
}

.lh-footer-links li {
  margin-bottom: 0.6rem;
}

.lh-footer-links a {
  color: var(--lh-text-muted);
  font-size: 0.85rem;
  transition: color var(--lh-transition);
}

.lh-footer-links a:hover {
  color: var(--lh-accent);
}

.lh-footer-contact p {
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.lh-footer-seo {
  padding: 1.5rem 0;
  border-top: 1px solid rgba(30,73,118,0.3);
  margin-top: 1rem;
}

.lh-footer-seo p {
  font-size: 0.75rem;
  color: var(--lh-text-muted);
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  opacity: 0.7;
}

.lh-footer-bottom {
  text-align: center;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(30,73,118,0.3);
}

.lh-footer-bottom p {
  font-size: 0.8rem;
  color: var(--lh-text-muted);
  margin-bottom: 0.3rem;
}

/* --- Breadcrumb --- */
.lh-breadcrumb {
  padding: 1rem 0;
  font-size: 0.85rem;
}

.lh-breadcrumb a {
  color: var(--lh-text-muted);
}

.lh-breadcrumb span {
  color: var(--lh-text-muted);
  margin: 0 0.5rem;
}

.lh-breadcrumb .lh-breadcrumb-current {
  color: var(--lh-accent);
}

/* --- Page Header (内页横幅) --- */
.lh-page-header {
  position: relative;
  padding: 8rem 0 4rem;
  text-align: center;
  overflow: hidden;
  margin-top: 70px;
}

.lh-page-header-bg {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.3;
}

.lh-page-header-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(180deg, rgba(6,26,51,0.7), rgba(13,42,75,0.95));
}

.lh-page-header-content {
  position: relative;
  z-index: 2;
}

/* --- Content Page --- */
.lh-content-section {
  padding: 3rem 0;
}

.lh-content-body {
  max-width: 900px;
  margin: 0 auto;
}

.lh-content-body h2 {
  font-size: 1.5rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--lh-accent);
  font-family: var(--lh-font-body);
  font-weight: 700;
}

.lh-content-body h3 {
  font-size: 1.2rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--lh-text);
  font-family: var(--lh-font-body);
  font-weight: 700;
}

.lh-content-body p {
  margin-bottom: 1.25rem;
  line-height: 1.9;
}

.lh-content-body img {
  border-radius: var(--lh-radius);
  margin: 2rem 0;
  border: 1px solid rgba(232,164,79,0.15);
}

.lh-content-body ul,
.lh-content-body ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
  color: var(--lh-text-muted);
}

.lh-content-body li {
  margin-bottom: 0.5rem;
  line-height: 1.8;
}

/* --- FAQ --- */
.lh-faq-item {
  border: 1px solid rgba(232,164,79,0.15);
  border-radius: var(--lh-radius);
  margin-bottom: 1rem;
  overflow: hidden;
}

.lh-faq-question {
  padding: 1rem 1.5rem;
  background: rgba(30,73,118,0.2);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
  color: var(--lh-text);
  transition: background var(--lh-transition);
}

.lh-faq-question:hover {
  background: rgba(232,164,79,0.1);
}

.lh-faq-question::after {
  content: '+';
  font-size: 1.2rem;
  color: var(--lh-accent);
  transition: transform var(--lh-transition);
}

.lh-faq-item.lh-faq-open .lh-faq-question::after {
  content: '-';
}

.lh-faq-answer {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: all var(--lh-transition);
}

.lh-faq-item.lh-faq-open .lh-faq-answer {
  padding: 1rem 1.5rem;
  max-height: 500px;
}

/* --- App Download --- */
.lh-app-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.lh-app-features {
  list-style: none;
  margin: 2rem 0;
}

.lh-app-features li {
  padding: 1rem 0;
  padding-left: 2.5rem;
  position: relative;
  color: var(--lh-text-muted);
  border-bottom: 1px solid rgba(30,73,118,0.3);
}

.lh-app-features li strong {
  color: var(--lh-text);
  display: block;
  margin-bottom: 0.25rem;
}

.lh-app-features li::before {
  content: '\2699';
  position: absolute;
  left: 0;
  top: 1rem;
  color: var(--lh-accent);
  font-size: 1.2rem;
}

.lh-download-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.lh-download-btn {
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, var(--lh-accent), var(--lh-accent-dark));
  color: var(--lh-primary);
  font-weight: 700;
  border-radius: var(--lh-radius);
  font-size: 0.9rem;
  transition: all var(--lh-transition);
  display: inline-block;
}

.lh-download-btn:hover {
  box-shadow: var(--lh-shadow);
  transform: translateY(-2px);
  color: var(--lh-primary);
}

.lh-app-mockup {
  text-align: center;
}

.lh-app-mockup img {
  max-height: 500px;
  margin: 0 auto;
  border-radius: 20px;
}

/* --- Parchment Effect --- */
.lh-parchment {
  background-image: url('../images/lh-parchment-texture.webp');
  background-size: cover;
  background-blend-mode: overlay;
}

/* --- Brass Border --- */
.lh-brass-border {
  border: 2px solid var(--lh-accent-dark);
  box-shadow: inset 0 0 0 1px rgba(232,164,79,0.1);
}

/* --- Compass Glow --- */
.lh-compass-glow {
  box-shadow: 0 0 30px rgba(232,164,79,0.2);
}

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

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

.lh-pulse-glow {
  animation: lh-pulse 2s ease-in-out infinite;
}

@keyframes lh-pulse {
  0%, 100% { box-shadow: 0 0 20px rgba(232,164,79,0.2); }
  50% { box-shadow: 0 0 40px rgba(232,164,79,0.4); }
}

/* --- Inner page video --- */
.lh-page-video {
  margin: 2rem 0;
  border-radius: var(--lh-radius);
  overflow: hidden;
  border: 2px solid var(--lh-accent-dark);
}

.lh-page-video video {
  width: 100%;
  display: block;
}

/* --- Internal link highlight --- */
.lh-internal-link {
  color: var(--lh-accent);
  border-bottom: 1px dashed var(--lh-accent);
  transition: all var(--lh-transition);
}

.lh-internal-link:hover {
  color: var(--lh-gold);
  border-bottom-color: var(--lh-gold);
}