/* ============================================================
   海角论坛 - 吃瓜爆料网  全站公共样式
   主题：西瓜红 + 深空紫 高对比娱乐资讯风
   ============================================================ */

:root {
  --color-primary: #ff4d6d;
  --color-primary-dark: #e0335a;
  --color-primary-light: #ff8fa3;
  --color-accent: #2ec4b6;
  --color-gold: #ffc53d;
  --color-bg-dark: #14101f;
  --color-bg-darker: #0d0a16;
  --color-bg-card: #1d1830;
  --color-bg-soft: #241d3b;
  --color-text: #f4f1fa;
  --color-text-muted: #b7b0c9;
  --color-text-dim: #857e9c;
  --color-line: rgba(255, 255, 255, 0.08);
  --shadow-card: 0 12px 40px rgba(8, 5, 20, 0.45);
  --shadow-glow: 0 0 32px rgba(255, 77, 109, 0.35);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --font-main: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --max-width: 1200px;
  --header-height: 72px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--color-bg-dark);
  color: var(--color-text);
  line-height: 1.75;
  font-size: 16px;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

ul,
ol {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- 通用排版 ---------- */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--color-primary-light);
  text-transform: uppercase;
  padding: 6px 16px;
  border: 1px solid rgba(255, 77, 109, 0.35);
  border-radius: 999px;
  background: rgba(255, 77, 109, 0.08);
  margin-bottom: 18px;
}

.section-tag::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary);
  animation: pulse-dot 1.8s infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.55; }
}

.section-title {
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 16px;
}

.section-title em {
  font-style: normal;
  background: linear-gradient(120deg, var(--color-primary), var(--color-gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section-desc {
  color: var(--color-text-muted);
  max-width: 640px;
  margin-bottom: 44px;
}

.section-head {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-head .section-desc {
  margin-left: auto;
  margin-right: auto;
}

section {
  padding: 96px 0;
  position: relative;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 34px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(120deg, var(--color-primary), var(--color-primary-dark));
  box-shadow: 0 10px 30px rgba(255, 77, 109, 0.35);
}

.btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.35), transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.6s ease;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(255, 77, 109, 0.5);
}

.btn-primary:hover::after {
  transform: translateX(120%);
}

.btn-outline {
  color: var(--color-text);
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(6px);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-light);
  transform: translateY(-3px);
}

/* ---------- 顶部导航 ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(13, 10, 22, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-line);
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(13, 10, 22, 0.94);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.navbar {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 1px;
}

.brand-logo {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 22px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  box-shadow: var(--shadow-glow);
}

.brand span {
  background: linear-gradient(120deg, #fff, var(--color-primary-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-menu a {
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-muted);
  border-radius: 999px;
  position: relative;
}

.nav-menu a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 4px;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--color-primary);
  transform: translateX(-50%);
  transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
  color: #fff;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 40%;
}

.nav-cta {
  padding: 10px 24px;
  font-size: 14px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1002;
}

.nav-toggle span {
  width: 26px;
  height: 3px;
  border-radius: 3px;
  background: #fff;
  transition: var(--transition);
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ---------- Hero 主视觉 ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-height) + 60px) 0 80px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 50% at 15% 20%, rgba(255, 77, 109, 0.22), transparent),
    radial-gradient(ellipse 50% 45% at 85% 75%, rgba(46, 196, 182, 0.14), transparent),
    var(--color-bg-darker);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 75%);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-gold);
  background: rgba(255, 197, 61, 0.1);
  border: 1px solid rgba(255, 197, 61, 0.3);
  padding: 8px 20px;
  border-radius: 999px;
  margin-bottom: 26px;
  animation: fade-in-down 0.8s ease both;
}

.hero h1 {
  font-size: clamp(34px, 5.2vw, 58px);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: 1px;
  margin-bottom: 24px;
  animation: fade-in-up 0.9s 0.1s ease both;
}

.hero h1 .grad {
  background: linear-gradient(120deg, var(--color-primary) 20%, var(--color-gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p.hero-lead {
  font-size: 18px;
  color: var(--color-text-muted);
  margin-bottom: 38px;
  max-width: 520px;
  animation: fade-in-up 0.9s 0.25s ease both;
}

.hero-actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  animation: fade-in-up 0.9s 0.4s ease both;
}

.hero-stats {
  display: flex;
  gap: 44px;
  margin-top: 56px;
  animation: fade-in-up 0.9s 0.55s ease both;
}

.hero-stats .stat b {
  display: block;
  font-size: 32px;
  font-weight: 900;
  color: #fff;
}

.hero-stats .stat b i {
  font-style: normal;
  color: var(--color-primary);
}

.hero-stats .stat span {
  font-size: 14px;
  color: var(--color-text-dim);
}

.hero-visual {
  position: relative;
  animation: fade-in-left 1s 0.3s ease both;
}

.hero-visual .hero-img-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transform: rotate(2deg);
  border: 1px solid var(--color-line);
}

.hero-visual img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.hero-visual .hero-img-wrap:hover img {
  transform: scale(1.06);
}

.float-card {
  position: absolute;
  padding: 16px 22px;
  border-radius: var(--radius-md);
  background: rgba(29, 24, 48, 0.9);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
  font-size: 14px;
  animation: float-y 4s ease-in-out infinite;
}

.float-card b {
  display: block;
  font-size: 18px;
  color: var(--color-primary-light);
}

.float-card.fc-1 {
  top: 24px;
  left: -34px;
}

.float-card.fc-2 {
  bottom: 40px;
  right: -26px;
  animation-delay: 1.6s;
}

@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(36px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in-down {
  from { opacity: 0; transform: translateY(-24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in-left {
  from { opacity: 0; transform: translateX(48px); }
  to { opacity: 1; transform: translateX(0); }
}

/* 滚动触发渐入 */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ---------- 跑马灯热点条 ---------- */
.ticker-bar {
  background: linear-gradient(90deg, var(--color-primary-dark), var(--color-primary), var(--color-primary-dark));
  padding: 12px 0;
  overflow: hidden;
  position: relative;
}

.ticker-track {
  display: flex;
  gap: 56px;
  white-space: nowrap;
  animation: ticker-scroll 28s linear infinite;
  width: max-content;
}

.ticker-track span {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.ticker-track span::before {
  content: "🔥";
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- 核心特性 ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: linear-gradient(160deg, var(--color-bg-card), var(--color-bg-soft));
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s ease;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-card);
  border-color: rgba(255, 77, 109, 0.35);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 62px;
  height: 62px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-size: 28px;
  margin-bottom: 22px;
  background: rgba(255, 77, 109, 0.12);
  border: 1px solid rgba(255, 77, 109, 0.25);
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 15px;
  color: var(--color-text-muted);
}

/* ---------- 资讯卡片 ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.news-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card);
  border-color: rgba(255, 77, 109, 0.3);
}

.news-card .thumb {
  position: relative;
  overflow: hidden;
  height: 210px;
}

.news-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.news-card:hover .thumb img {
  transform: scale(1.08);
}

.news-card .badge {
  position: absolute;
  top: 14px;
  left: 14px;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(120deg, var(--color-primary), var(--color-primary-dark));
  box-shadow: 0 4px 14px rgba(255, 77, 109, 0.4);
}

.news-card .badge.badge-teal {
  background: linear-gradient(120deg, var(--color-accent), #189e93);
}

.news-card .badge.badge-gold {
  background: linear-gradient(120deg, var(--color-gold), #e8a312);
  color: #3a2a00;
}

.news-card .card-body {
  padding: 24px 24px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.news-card .meta {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--color-text-dim);
  margin-bottom: 12px;
}

.news-card h3 {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.5;
  margin-bottom: 10px;
}

.news-card h3 a:hover {
  color: var(--color-primary-light);
}

.news-card p {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 18px;
  flex: 1;
}

.news-card .read-more {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary-light);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.news-card .read-more::after {
  content: "→";
  transition: transform 0.3s ease;
}

.news-card .read-more:hover::after {
  transform: translateX(6px);
}

/* ---------- 服务介绍 ---------- */
.services-section {
  background: linear-gradient(180deg, var(--color-bg-dark), var(--color-bg-darker));
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.service-item {
  display: flex;
  gap: 24px;
  padding: 36px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.service-item:hover {
  border-color: rgba(46, 196, 182, 0.4);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

.service-item .s-icon {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  font-size: 30px;
  background: rgba(46, 196, 182, 0.12);
  border: 1px solid rgba(46, 196, 182, 0.3);
}

.service-item h3 {
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 8px;
}

.service-item p {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ---------- 数据展示带 ---------- */
.stats-band {
  padding: 64px 0;
  background:
    radial-gradient(ellipse 50% 60% at 50% 50%, rgba(255, 77, 109, 0.12), transparent),
    var(--color-bg-darker);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stats-grid .stat-item b {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 900;
  background: linear-gradient(120deg, #fff, var(--color-primary-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stats-grid .stat-item span {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  color: var(--color-text-dim);
}

/* ---------- 内容详情区 ---------- */
.prose-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.prose-block .prose-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-line);
}

.prose-block .prose-img img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.prose-block .prose-img:hover img {
  transform: scale(1.05);
}

.prose-block h2 {
  font-size: clamp(24px, 3.2vw, 34px);
  font-weight: 800;
  margin-bottom: 18px;
  line-height: 1.35;
}

.prose-block p {
  color: var(--color-text-muted);
  margin-bottom: 16px;
  font-size: 15.5px;
}

.check-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 14px;
  color: var(--color-text-muted);
  font-size: 15px;
}

.check-list li::before {
  content: "✓";
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 900;
  color: #fff;
  background: linear-gradient(135deg, var(--color-accent), #1ba298);
  margin-top: 2px;
}

/* ---------- 价格/产品卡 ---------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.product-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 42px 34px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

.product-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-card);
}

.product-card.featured {
  border-color: var(--color-primary);
  background: linear-gradient(170deg, rgba(255, 77, 109, 0.14), var(--color-bg-card) 55%);
  box-shadow: var(--shadow-glow);
}

.product-card .plan-tag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1px;
  color: #fff;
  padding: 6px 20px;
  border-radius: 999px;
  background: linear-gradient(120deg, var(--color-primary), var(--color-primary-dark));
  box-shadow: 0 6px 18px rgba(255, 77, 109, 0.45);
}

.product-card h3 {
  font-size: 21px;
  font-weight: 800;
  margin-bottom: 8px;
}

.product-card .price {
  font-size: 42px;
  font-weight: 900;
  margin: 18px 0 6px;
  color: #fff;
}

.product-card .price small {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-dim);
}

.product-card .price-sub {
  font-size: 13px;
  color: var(--color-text-dim);
  margin-bottom: 26px;
}

.product-card ul {
  flex: 1;
  margin-bottom: 30px;
}

.product-card ul li {
  padding: 9px 0;
  font-size: 14.5px;
  color: var(--color-text-muted);
  display: flex;
  gap: 10px;
  align-items: center;
  border-bottom: 1px dashed var(--color-line);
}

.product-card ul li::before {
  content: "🍉";
  font-size: 14px;
}

/* ---------- FAQ 手风琴 ---------- */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active {
  border-color: rgba(255, 77, 109, 0.4);
}

.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 22px 26px;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--color-text);
  text-align: left;
}

.faq-q .arrow {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(255, 77, 109, 0.12);
  color: var(--color-primary-light);
  transition: transform 0.35s ease;
  font-size: 14px;
}

.faq-item.active .arrow {
  transform: rotate(180deg);
  background: var(--color-primary);
  color: #fff;
}

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

.faq-a p {
  padding: 0 26px 24px;
  font-size: 15px;
  color: var(--color-text-muted);
}

/* ---------- CTA ---------- */
.cta-section {
  padding: 100px 0;
  background:
    radial-gradient(ellipse 55% 65% at 50% 45%, rgba(255, 77, 109, 0.22), transparent),
    linear-gradient(160deg, var(--color-bg-darker), var(--color-bg-dark));
  text-align: center;
  border-top: 1px solid var(--color-line);
}

.cta-section h2 {
  font-size: clamp(28px, 4.2vw, 44px);
  font-weight: 900;
  margin-bottom: 18px;
}

.cta-section p {
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto 38px;
  font-size: 17px;
}

.cta-actions {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--color-bg-darker);
  border-top: 1px solid var(--color-line);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 44px;
  padding-bottom: 52px;
}

.footer-brand .brand {
  margin-bottom: 18px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--color-text-dim);
  max-width: 300px;
}

.footer-col h4 {
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 20px;
  color: #fff;
  position: relative;
  padding-bottom: 12px;
}

.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gold));
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul a {
  font-size: 14px;
  color: var(--color-text-muted);
}

.footer-col ul a:hover {
  color: var(--color-primary-light);
  padding-left: 6px;
}

.footer-col p.contact-line {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
  display: flex;
  gap: 10px;
}

.footer-bottom {
  border-top: 1px solid var(--color-line);
  padding: 24px 0;
  text-align: center;
  font-size: 13.5px;
  color: var(--color-text-dim);
}

/* ---------- 子页面页头 ---------- */
.page-hero {
  padding: calc(var(--header-height) + 80px) 0 70px;
  text-align: center;
  background:
    radial-gradient(ellipse 55% 60% at 50% 30%, rgba(255, 77, 109, 0.18), transparent),
    var(--color-bg-darker);
  border-bottom: 1px solid var(--color-line);
}

.page-hero h1 {
  font-size: clamp(30px, 4.6vw, 48px);
  font-weight: 900;
  margin-bottom: 16px;
}

.page-hero p {
  color: var(--color-text-muted);
  max-width: 620px;
  margin: 0 auto;
  font-size: 17px;
}

.breadcrumb {
  margin-top: 22px;
  font-size: 14px;
  color: var(--color-text-dim);
}

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

/* ---------- 资讯详情 ---------- */
.article-wrap {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: start;
}

.article-main {
  background: var(--color-bg-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 44px;
}

.article-main .a-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 14px;
  color: var(--color-text-dim);
  margin-bottom: 26px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--color-line);
}

.article-main h2 {
  font-size: 24px;
  font-weight: 800;
  margin: 34px 0 16px;
  padding-left: 14px;
  border-left: 4px solid var(--color-primary);
}

.article-main h3 {
  font-size: 19px;
  font-weight: 800;
  margin: 26px 0 12px;
}

.article-main p {
  color: var(--color-text-muted);
  margin-bottom: 16px;
  font-size: 15.5px;
}

.article-main figure {
  margin: 28px 0;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.article-main figure img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}

.article-main figcaption {
  padding: 12px 4px 0;
  font-size: 13px;
  color: var(--color-text-dim);
  text-align: center;
}

.article-main blockquote {
  margin: 26px 0;
  padding: 22px 26px;
  border-left: 4px solid var(--color-gold);
  background: rgba(255, 197, 61, 0.07);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-text-muted);
  font-size: 15px;
}

.article-aside {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.aside-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.aside-card h3 {
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-line);
}

.aside-card ol.hot-list li {
  margin-bottom: 14px;
}

.aside-card ol.hot-list a {
  display: flex;
  gap: 12px;
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.aside-card ol.hot-list a:hover {
  color: var(--color-primary-light);
}

.aside-card ol.hot-list .num {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 800;
  background: var(--color-bg-soft);
  color: var(--color-text-dim);
}

.aside-card ol.hot-list li:nth-child(1) .num,
.aside-card ol.hot-list li:nth-child(2) .num,
.aside-card ol.hot-list li:nth-child(3) .num {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-cloud a {
  font-size: 13px;
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--color-bg-soft);
  color: var(--color-text-muted);
  border: 1px solid var(--color-line);
}

.tag-cloud a:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* ---------- 表单 ---------- */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.contact-info-card h2 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 22px;
}

.info-line {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-line);
}

.info-line:last-child {
  border-bottom: none;
}

.info-line .i-icon {
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 20px;
  background: rgba(255, 77, 109, 0.12);
}

.info-line b {
  display: block;
  font-size: 15px;
  margin-bottom: 2px;
}

.info-line span {
  font-size: 14px;
  color: var(--color-text-muted);
}

.contact-form {
  background: var(--color-bg-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.contact-form h2 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 22px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-line);
  background: var(--color-bg-darker);
  color: var(--color-text);
  font-size: 15px;
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255, 77, 109, 0.18);
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

.form-tip {
  display: none;
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  background: rgba(46, 196, 182, 0.12);
  border: 1px solid rgba(46, 196, 182, 0.4);
  color: var(--color-accent);
}

.form-tip.show {
  display: block;
  animation: fade-in-up 0.4s ease;
}

/* ---------- 关于我们 ---------- */
.about-values {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.value-card {
  text-align: center;
  padding: 36px 24px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.value-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 197, 61, 0.4);
}

.value-card .v-icon {
  font-size: 40px;
  margin-bottom: 16px;
}

.value-card h3 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 10px;
}

.value-card p {
  font-size: 14px;
  color: var(--color-text-muted);
}

.timeline {
  max-width: 760px;
  margin: 0 auto;
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
}

.timeline-item {
  position: relative;
  padding-bottom: 40px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -36px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 0 5px rgba(255, 77, 109, 0.2);
}

.timeline-item .t-year {
  font-size: 14px;
  font-weight: 800;
  color: var(--color-primary-light);
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.timeline-item h3 {
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 8px;
}

.timeline-item p {
  font-size: 14.5px;
  color: var(--color-text-muted);
}

/* ---------- 分页 ---------- */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 52px;
}

.pagination a {
  min-width: 44px;
  height: 44px;
  padding: 0 14px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  background: var(--color-bg-card);
  border: 1px solid var(--color-line);
  color: var(--color-text-muted);
}

.pagination a:hover,
.pagination a.current {
  background: linear-gradient(120deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 6px 18px rgba(255, 77, 109, 0.35);
}

/* ---------- 返回顶部 ---------- */
.back-top {
  position: fixed;
  right: 28px;
  bottom: 32px;
  z-index: 900;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 20px;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  box-shadow: 0 10px 26px rgba(255, 77, 109, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition);
}

.back-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-top:hover {
  transform: translateY(-4px);
}

/* ---------- 面包屑下的分类筛选 ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 48px;
}

.filter-bar a {
  padding: 10px 26px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  background: var(--color-bg-card);
  border: 1px solid var(--color-line);
  color: var(--color-text-muted);
}

.filter-bar a:hover,
.filter-bar a.active {
  background: linear-gradient(120deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  border-color: transparent;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-visual img {
    height: 340px;
  }

  .float-card.fc-1 { left: 8px; }
  .float-card.fc-2 { right: 8px; }

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

  .stats-grid,
  .about-values {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

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

  .article-aside {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .article-aside .aside-card {
    flex: 1 1 300px;
  }

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

@media (max-width: 768px) {
  section {
    padding: 68px 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(78vw, 340px);
    height: 100vh;
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--header-height) + 30px) 32px 40px;
    background: rgba(13, 10, 22, 0.98);
    backdrop-filter: blur(20px);
    border-left: 1px solid var(--color-line);
    transition: right 0.4s ease;
    gap: 8px;
    z-index: 1001;
  }

  .nav-menu.open {
    right: 0;
  }

  .nav-menu a {
    width: 100%;
    font-size: 17px;
    padding: 14px 16px;
  }

  .nav-cta {
    margin-top: 18px;
  }

  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }

  .nav-overlay.show {
    opacity: 1;
    visibility: visible;
  }

  .hero-stats {
    gap: 28px;
    flex-wrap: wrap;
  }

  .features-grid,
  .news-grid,
  .products-grid,
  .services-grid,
  .contact-wrap,
  .prose-block {
    grid-template-columns: 1fr;
  }

  .prose-block .prose-img {
    order: -1;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .article-main {
    padding: 28px 22px;
  }

  .cta-actions .btn {
    width: 100%;
    max-width: 320px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 18px;
  }

  .stats-grid,
  .about-values {
    grid-template-columns: 1fr;
  }

  .hero-actions .btn {
    width: 100%;
  }
}

/* ---------- 无障碍/性能 ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

::selection {
  background: var(--color-primary);
  color: #fff;
}