/* ==========================================================================
   花云机场 (FlowerCloud) - 官方品牌旗舰设计
   视觉风格：Art Deco 黄金时代奢华典雅 + 现代赛博科技动态质感
   域名：huayunjic.homes
   ========================================================================== */

:root {
  --bg-primary: #070B14;
  --bg-secondary: #0D1527;
  --bg-card: rgba(16, 25, 45, 0.75);
  --bg-card-hover: rgba(22, 35, 64, 0.9);
  --gold-primary: #D4AF37;
  --gold-light: #F5E5A4;
  --gold-bright: #F59E0B;
  --gold-accent: #E5A93C;
  --gold-glow: rgba(212, 175, 55, 0.35);
  --gold-glow-strong: rgba(245, 158, 11, 0.5);
  --text-main: #F3F4F6;
  --text-muted: #94A3B8;
  --text-gold: #EDC967;
  --border-gold: rgba(212, 175, 55, 0.35);
  --border-gold-bright: #D4AF37;
  --purple-accent: #8B5CF6;
  --blue-accent: #38BDF8;
  --gradient-gold: linear-gradient(135deg, #FFF1BD 0%, #D4AF37 45%, #AA771C 100%);
  --gradient-gold-btn: linear-gradient(135deg, #FDE68A 0%, #D4AF37 50%, #B45309 100%);
  --gradient-purple-btn: linear-gradient(135deg, #7C3AED 0%, #A855F7 50%, #C084FC 100%);
  --font-sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Cinzel', 'Times New Roman', 'Songti SC', SimSun, serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
}

body {
  overflow-x: hidden;
  position: relative;
  line-height: 1.65;
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(212, 175, 55, 0.08) 0%, transparent 60%),
    radial-gradient(circle at 100% 50%, rgba(139, 92, 246, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 0% 100%, rgba(212, 175, 55, 0.05) 0%, transparent 50%);
  min-height: 100vh;
}

/* 动态背景 Canvas */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.7;
}

.content-wrapper {
  position: relative;
  z-index: 1;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

/* 顶部通知栏 */
.top-announcement {
  background: linear-gradient(90deg, #1e1303 0%, #452a06 50%, #1e1303 100%);
  border-bottom: 1px solid rgba(212, 175, 55, 0.3);
  padding: 8px 16px;
  font-size: 0.85rem;
  text-align: center;
  color: var(--gold-light);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
}

.top-announcement a {
  color: #FDE047;
  font-weight: bold;
  text-decoration: underline;
}

/* 导航栏 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 11, 20, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
  transition: all 0.3s;
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-emblem {
  width: 42px;
  height: 42px;
  border: 2px solid var(--gold-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: rotate(45deg);
  background: rgba(212, 175, 55, 0.1);
  box-shadow: 0 0 15px var(--gold-glow);
  position: relative;
}

.logo-emblem span {
  transform: rotate(-45deg);
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--gold-light);
}

.logo-text-wrap {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 1px;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-subtitle {
  font-size: 0.7rem;
  color: var(--gold-primary);
  letter-spacing: 2.5px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  font-size: 0.95rem;
  color: #E2E8F0;
  font-weight: 500;
  position: relative;
  padding: 6px 2px;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--gold-light);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--gradient-gold);
  transition: width 0.3s;
}

.nav-links a:hover::after, .nav-links a.active::after {
  width: 100%;
}

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

.btn-artdeco {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #070B14;
  background: var(--gradient-gold-btn);
  border: 1px solid var(--gold-bright);
  border-radius: 4px;
  cursor: pointer;
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.35);
  transition: all 0.3s ease;
  overflow: hidden;
}

.btn-artdeco:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(245, 158, 11, 0.6);
  filter: brightness(1.1);
  color: #000;
}

.btn-outline-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--gold-light);
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid var(--gold-primary);
  border-radius: 4px;
  transition: all 0.3s ease;
}

.btn-outline-gold:hover {
  background: rgba(212, 175, 55, 0.2);
  color: #fff;
  border-color: var(--gold-bright);
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--gold-light);
  font-size: 1.6rem;
  cursor: pointer;
}

/* 核心 Hero 区域 - Art Deco 风格 */
.hero-section {
  padding: 70px 24px 60px;
  position: relative;
  text-align: center;
  overflow: hidden;
}

.art-deco-frame {
  max-width: 960px;
  margin: 0 auto;
  position: relative;
  padding: 50px 30px;
  border: 1px solid rgba(212, 175, 55, 0.35);
  background: radial-gradient(circle at center, rgba(17, 26, 46, 0.85) 0%, rgba(9, 14, 26, 0.95) 100%);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), inset 0 0 40px rgba(212, 175, 55, 0.06);
}

/* Art Deco 经典四角直角折角 (参考图1) */
.art-deco-frame::before,
.art-deco-frame::after {
  content: '';
  position: absolute;
  width: 28px;
  height: 28px;
  pointer-events: none;
}

.art-deco-frame::before {
  top: -2px;
  left: -2px;
  border-top: 4px solid var(--gold-primary);
  border-left: 4px solid var(--gold-primary);
}

.art-deco-frame::after {
  bottom: -2px;
  right: -2px;
  border-bottom: 4px solid var(--gold-primary);
  border-right: 4px solid var(--gold-primary);
}

.corner-tr {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 28px;
  height: 28px;
  border-top: 4px solid var(--gold-primary);
  border-right: 4px solid var(--gold-primary);
  pointer-events: none;
}

.corner-bl {
  position: absolute;
  bottom: -2px;
  left: -2px;
  width: 28px;
  height: 28px;
  border-bottom: 4px solid var(--gold-primary);
  border-left: 4px solid var(--gold-primary);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border: 1px solid rgba(212, 175, 55, 0.5);
  background: rgba(212, 175, 55, 0.1);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--gold-light);
  margin-bottom: 24px;
  letter-spacing: 1px;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 10px #10B981;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.hero-title-main {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 900;
  letter-spacing: 3px;
  line-height: 1.2;
  margin-bottom: 12px;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 30px rgba(212, 175, 55, 0.3);
}

.hero-subheading {
  font-size: clamp(1.1rem, 2.5vw, 1.45rem);
  color: #E2E8F0;
  font-weight: 500;
  letter-spacing: 2px;
  margin-bottom: 24px;
}

.hero-desc {
  max-width: 760px;
  margin: 0 auto 36px;
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.hero-cta-group {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-cta-btn {
  padding: 15px 42px;
  font-size: 1.15rem;
  letter-spacing: 2px;
}

.hero-selling-points {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 16px;
  border-top: 1px solid rgba(212, 175, 55, 0.2);
  padding-top: 28px;
}

.selling-pill {
  padding: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(212, 175, 55, 0.15);
  border-radius: 4px;
  text-align: center;
}

.selling-pill .title {
  display: block;
  font-weight: 700;
  color: var(--gold-light);
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.selling-pill .sub {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* 通用容器与标题 */
.section-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 24px;
  position: relative;
}

.section-head {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 56px;
  position: relative;
}

.section-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--gold-primary);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.section-title .gold-text {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* 核心特性与技术架构网格 */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.feature-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: 8px;
  padding: 32px 28px;
  backdrop-filter: blur(10px);
  transition: all 0.35s ease;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--gold-primary);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4), 0 0 25px rgba(212, 175, 55, 0.15);
  background: var(--bg-card-hover);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon-box {
  width: 58px;
  height: 58px;
  border-radius: 8px;
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  color: var(--gold-light);
  margin-bottom: 22px;
}

.feature-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* 节点优势展示与延迟模拟器 */
.node-section-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

@media (max-width: 992px) {
  .node-section-layout {
    grid-template-columns: 1fr;
  }
}

.node-table-card {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: 8px;
  padding: 28px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.node-table-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
  margin-bottom: 20px;
}

.node-table {
  width: 100%;
  border-collapse: collapse;
}

.node-table th {
  text-align: left;
  font-size: 0.85rem;
  color: var(--gold-light);
  padding: 10px 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.node-table td {
  padding: 14px 8px;
  font-size: 0.92rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: #E2E8F0;
}

.node-badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: bold;
}

.badge-iplc {
  background: rgba(212, 175, 55, 0.15);
  color: #FCD34D;
  border: 1px solid rgba(212, 175, 55, 0.4);
}

.badge-fast {
  background: rgba(16, 185, 129, 0.15);
  color: #34D399;
  border: 1px solid rgba(16, 185, 129, 0.4);
}

.ping-val {
  font-family: monospace;
  font-weight: 700;
  color: #10B981;
}

/* 套餐价格专区 (完全还原图2深色卡片 + 优雅Art Deco金色点缀) */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 1160px;
  margin: 0 auto;
}

@media (max-width: 992px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
  }
}

.pricing-card {
  background: linear-gradient(180deg, #13122B 0%, #0E0F20 100%);
  border: 1px solid rgba(139, 92, 246, 0.25);
  border-radius: 16px;
  padding: 40px 32px;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: all 0.35s ease;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

.pricing-card:hover {
  transform: translateY(-8px);
  border-color: rgba(212, 175, 55, 0.5);
  box-shadow: 0 20px 45px rgba(139, 92, 246, 0.2), 0 0 30px rgba(212, 175, 55, 0.15);
}

.pricing-card.featured {
  border: 1.5px solid #8B5CF6;
  background: linear-gradient(180deg, #1A173B 0%, #11102A 100%);
  box-shadow: 0 20px 50px rgba(139, 92, 246, 0.35), 0 0 25px rgba(212, 175, 55, 0.2);
  transform: scale(1.03);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-8px);
}

.featured-ribbon {
  position: absolute;
  top: 24px;
  right: 24px;
  background: linear-gradient(90deg, #6366F1 0%, #8B5CF6 100%);
  color: #FFFFFF;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: 20px;
  letter-spacing: 1px;
  box-shadow: 0 0 15px rgba(139, 92, 246, 0.5);
}

.plan-type {
  font-size: 0.95rem;
  color: #A78BFA;
  margin-bottom: 12px;
  font-weight: 500;
}

.plan-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 24px;
}

.plan-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 8px;
}

.currency-sym {
  font-size: 1.8rem;
  font-weight: 700;
  color: #FFFFFF;
}

.price-number {
  font-size: 3.4rem;
  font-weight: 900;
  color: #FFFFFF;
  line-height: 1;
}

.price-cycle {
  font-size: 1.1rem;
  color: #94A3B8;
  font-weight: 500;
}

.plan-subtitle {
  font-size: 0.95rem;
  color: #94A3B8;
  margin-bottom: 30px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.plan-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 36px;
  flex-grow: 1;
}

.plan-features-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: #E2E8F0;
}

.plan-features-list li .diamond-icon {
  color: #C084FC;
  font-size: 0.85rem;
}

.pricing-btn {
  width: 100%;
  padding: 14px 20px;
  border-radius: 28px;
  font-size: 1.05rem;
  font-weight: 700;
  text-align: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(167, 139, 250, 0.4);
  color: #E2E8F0;
  cursor: pointer;
  transition: all 0.3s;
}

.pricing-btn:hover {
  background: rgba(167, 139, 250, 0.2);
  border-color: #A78BFA;
  color: #FFFFFF;
}

.pricing-btn.featured-btn {
  background: linear-gradient(90deg, #6366F1 0%, #8B5CF6 50%, #A855F7 100%);
  border: none;
  color: #FFFFFF;
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}

.pricing-btn.featured-btn:hover {
  box-shadow: 0 6px 25px rgba(139, 92, 246, 0.7);
  transform: translateY(-2px);
}

/* 全平台支持区域 */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.platform-card {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
  transition: all 0.3s;
}

.platform-card:hover {
  border-color: var(--gold-primary);
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(212, 175, 55, 0.15);
}

.platform-card .icon {
  font-size: 2.2rem;
  margin-bottom: 12px;
  color: var(--gold-light);
}

.platform-card h4 {
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: 8px;
}

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

/* 50个常见问题 FAQ 专区 */
.faq-search-wrapper {
  max-width: 650px;
  margin: 0 auto 36px;
  position: relative;
}

.faq-search-input {
  width: 100%;
  padding: 16px 24px 16px 52px;
  background: rgba(16, 25, 45, 0.9);
  border: 1.5px solid var(--border-gold);
  border-radius: 30px;
  font-size: 1rem;
  color: #fff;
  outline: none;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s;
}

.faq-search-input:focus {
  border-color: var(--gold-bright);
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.3);
}

.faq-search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gold-primary);
  font-size: 1.2rem;
}

.faq-categories {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.faq-cat-btn {
  padding: 8px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 20px;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s;
}

.faq-cat-btn:hover, .faq-cat-btn.active {
  background: rgba(212, 175, 55, 0.2);
  border-color: var(--gold-primary);
  color: var(--gold-light);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 960px;
  margin: 0 auto;
}

.faq-item {
  background: rgba(16, 25, 45, 0.7);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s;
}

.faq-item:hover {
  border-color: rgba(212, 175, 55, 0.45);
}

.faq-item.active {
  border-color: var(--gold-primary);
  background: rgba(20, 32, 58, 0.85);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.faq-question {
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.faq-question h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: #F3F4F6;
  display: flex;
  align-items: center;
  gap: 12px;
}

.faq-num {
  color: var(--gold-primary);
  font-family: monospace;
  font-weight: bold;
}

.faq-toggle-icon {
  font-size: 1.2rem;
  color: var(--gold-primary);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-toggle-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 24px;
  color: #CBD5E1;
  font-size: 0.95rem;
  line-height: 1.8;
  border-top: 1px solid transparent;
}

.faq-item.active .faq-answer {
  max-height: 800px;
  padding: 0 24px 20px 24px;
  border-top: 1px solid rgba(212, 175, 55, 0.15);
}

/* 文章知识库卡片 */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: 8px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s;
  position: relative;
}

.article-card:hover {
  transform: translateY(-6px);
  border-color: var(--gold-primary);
  box-shadow: 0 15px 35px rgba(212, 175, 55, 0.15);
}

.article-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--gold-light);
  margin-bottom: 12px;
}

.article-tag {
  background: rgba(212, 175, 55, 0.15);
  padding: 2px 8px;
  border-radius: 4px;
}

.article-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.5;
  margin-bottom: 12px;
}

.article-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
  flex-grow: 1;
}

.article-link {
  color: var(--gold-light);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-link:hover {
  color: #FDE047;
  transform: translateX(4px);
}

/* 底部 CTA 通栏 */
.bottom-cta-banner {
  background: linear-gradient(135deg, rgba(26, 23, 59, 0.9) 0%, rgba(13, 21, 39, 0.95) 100%);
  border: 1px solid var(--border-gold);
  border-radius: 12px;
  padding: 60px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  margin-top: 40px;
}

.bottom-cta-banner h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 16px;
}

.bottom-cta-banner p {
  font-size: 1.1rem;
  color: #CBD5E1;
  max-width: 680px;
  margin: 0 auto 32px;
}

/* 页脚 */
.site-footer {
  border-top: 1px solid rgba(212, 175, 55, 0.2);
  background: #05080E;
  padding: 60px 24px 30px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

@media (max-width: 900px) {
  .footer-container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 580px) {
  .footer-container {
    grid-template-columns: 1fr;
  }
}

.footer-col h5 {
  color: var(--gold-light);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a:hover {
  color: var(--gold-primary);
  transform: translateX(3px);
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

/* 文章详情页专属样式 */
.article-page-wrap {
  max-width: 920px;
  margin: 40px auto 80px;
  padding: 0 24px;
}

.article-header {
  border-bottom: 1px solid rgba(212, 175, 55, 0.3);
  padding-bottom: 30px;
  margin-bottom: 36px;
}

.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.article-breadcrumb a {
  color: var(--gold-light);
}

.article-title-single {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.35;
  margin-bottom: 18px;
}

.article-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.article-meta-bar span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-meta-bar .badge-cat {
  background: rgba(212, 175, 55, 0.15);
  color: var(--gold-light);
  padding: 3px 10px;
  border-radius: 4px;
  border: 1px solid rgba(212, 175, 55, 0.3);
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.9;
  color: #E2E8F0;
}

.article-body h2 {
  font-size: 1.55rem;
  font-weight: 700;
  color: #FFFFFF;
  margin: 40px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(212, 175, 55, 0.25);
  display: flex;
  align-items: center;
  gap: 10px;
}

.article-body h2::before {
  content: '';
  width: 5px;
  height: 22px;
  background: var(--gold-primary);
  border-radius: 2px;
}

.article-body h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gold-light);
  margin: 28px 0 12px;
}

.article-body p {
  margin-bottom: 20px;
  text-align: justify;
}

.article-body ul, .article-body ol {
  margin: 0 0 24px 24px;
  color: #CBD5E1;
}

.article-body li {
  margin-bottom: 10px;
}

.article-body blockquote {
  background: rgba(212, 175, 55, 0.06);
  border-left: 4px solid var(--gold-primary);
  padding: 18px 24px;
  margin: 28px 0;
  border-radius: 0 8px 8px 0;
  color: #F1F5F9;
  font-style: italic;
}

.article-body .article-cta-box {
  background: linear-gradient(135deg, rgba(26, 23, 59, 0.8) 0%, rgba(13, 21, 39, 0.85) 100%);
  border: 1px solid var(--gold-primary);
  border-radius: 8px;
  padding: 28px;
  margin: 40px 0;
  text-align: center;
}

.article-body .article-cta-box h4 {
  font-size: 1.35rem;
  color: #fff;
  margin-bottom: 10px;
}

.article-body .article-cta-box p {
  text-align: center;
  color: #CBD5E1;
  font-size: 0.95rem;
  margin-bottom: 18px;
}

/* 内部跳转导航盒 */
.internal-nav-box {
  background: rgba(16, 25, 45, 0.6);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 8px;
  padding: 24px;
  margin: 40px 0;
}

.internal-nav-box h4 {
  color: var(--gold-light);
  margin-bottom: 14px;
  font-size: 1.1rem;
}

.internal-nav-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.internal-nav-links a {
  color: #93C5FD;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
}

.internal-nav-links a:hover {
  color: var(--gold-light);
  text-decoration: underline;
}

/* 文章下方 用户评价模块 (要求原创) */
.user-reviews-section {
  margin-top: 60px;
  padding-top: 36px;
  border-top: 1px solid rgba(212, 175, 55, 0.25);
}

.reviews-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.reviews-head h3 {
  font-size: 1.4rem;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 10px;
}

.reviews-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.review-item {
  background: rgba(16, 25, 45, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 20px;
  transition: all 0.25s;
}

.review-item:hover {
  border-color: rgba(212, 175, 55, 0.4);
}

.review-user-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.user-name-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #F59E0B, #8B5CF6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  color: #fff;
  font-size: 0.85rem;
}

.user-name {
  font-weight: 600;
  color: #F3F4F6;
  font-size: 0.95rem;
}

.user-badge {
  font-size: 0.72rem;
  background: rgba(16, 185, 129, 0.15);
  color: #34D399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 1px 6px;
  border-radius: 3px;
}

.star-rating {
  color: #FBBF24;
  font-size: 0.9rem;
}

.review-comment {
  font-size: 0.92rem;
  color: #CBD5E1;
  line-height: 1.6;
}

.review-date {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* 浮动行动条 / 快速登录挂件 */
.floating-cta-bar {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 99;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.floating-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient-gold-btn);
  color: #000;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 12px 20px;
  border-radius: 30px;
  box-shadow: 0 8px 25px rgba(212, 175, 55, 0.5);
  transition: all 0.3s;
}

.floating-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 12px 30px rgba(245, 158, 11, 0.8);
}

/* 响应式调整 */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: #090E1A;
    flex-direction: column;
    padding: 20px;
    gap: 16px;
    border-bottom: 1px solid var(--border-gold);
  }
  .nav-links.active {
    display: flex;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .nav-actions {
    display: none;
  }
  .art-deco-frame {
    padding: 30px 16px;
  }
  .section-container {
    padding: 50px 16px;
  }
}