/* ===================================================
   母狗 - 母狗调教视频在线社区 | sohfwst.cn
   主样式文件 style.css
   原创配色方案：深炭黑 + 烈焰橙 + 铬银
   =================================================== */

/* ---------- CSS变量 ---------- */
:root {
  --primary: #FF6B00;
  --primary-dark: #CC5500;
  --primary-light: #FF8C33;
  --secondary: #1A1A2E;
  --dark: #0D0D0D;
  --dark2: #141414;
  --dark3: #1E1E1E;
  --dark4: #2A2A2A;
  --silver: #C0C0C0;
  --silver-light: #E8E8E8;
  --white: #FFFFFF;
  --text-main: #E0E0E0;
  --text-muted: #888888;
  --border: #333333;
  --card-bg: #1A1A1A;
  --gradient-hero: linear-gradient(135deg, #0D0D0D 0%, #1A1A2E 50%, #0D0D0D 100%);
  --gradient-orange: linear-gradient(135deg, #FF6B00, #FF8C33);
  --gradient-card: linear-gradient(180deg, rgba(13,13,13,0) 0%, rgba(13,13,13,0.95) 100%);
  --shadow-card: 0 8px 32px rgba(0,0,0,0.6);
  --shadow-orange: 0 4px 20px rgba(255,107,0,0.4);
  --radius: 12px;
  --radius-sm: 6px;
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  --font-main: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
}

/* ---------- 重置与基础 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--dark);
  color: var(--text-main);
  font-family: var(--font-main);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-light); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font-main); }

/* ---------- 滚动条 ---------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark2); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ---------- 通用容器 ---------- */
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.section-sm { padding: 50px 0; }

/* ---------- 标题系统 ---------- */
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.section-title span { color: var(--primary); }
.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 48px;
  max-width: 600px;
}
.section-header { margin-bottom: 48px; }
.section-header .0ke9tvf {
  display: inline-block;
  background: rgba(255,107,0,0.15);
  color: var(--primary);
  border: 1px solid rgba(255,107,0,0.3);
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: var(--gradient-orange);
  color: var(--white);
  box-shadow: var(--shadow-orange);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(255,107,0,0.55);
  color: var(--white);
}
.btn-outline {
  border: 1.5px solid var(--primary);
  color: var(--primary);
  background: transparent;
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
}
.btn-ghost {
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }

/* ---------- 顶部公告栏 ---------- */
.top-bar {
  background: var(--primary);
  color: var(--white);
  text-align: center;
  padding: 8px 20px;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.03em;
}
.top-bar a { color: var(--white); text-decoration: underline; }

/* ---------- 导航栏 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(13,13,13,0.97);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-mark {
  width: 44px;
  height: 44px;
  background: var(--gradient-orange);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--white);
  letter-spacing: -1px;
  box-shadow: var(--shadow-orange);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-text strong { font-size: 1.1rem; color: var(--white); font-weight: 800; }
.logo-text span { font-size: 0.65rem; color: var(--text-muted); letter-spacing: 0.08em; }
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  padding: 8px 14px;
  color: var(--text-main);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--primary);
  background: rgba(255,107,0,0.1);
}
.nav-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: var(--transition);
}

/* ---------- 搜索框 ---------- */
.search-bar-wrap {
  background: var(--dark2);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.search-form {
  display: flex;
  align-items: center;
  max-width: 680px;
  margin: 0 auto;
  background: var(--dark3);
  border: 1.5px solid var(--border);
  border-radius: 30px;
  overflow: hidden;
  transition: var(--transition);
}
.search-form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(255,107,0,0.15);
}
.search-form input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text-main);
  font-size: 0.95rem;
  padding: 10px 20px;
  font-family: var(--font-main);
}
.search-form input::placeholder { color: var(--text-muted); }
.search-form button {
  background: var(--gradient-orange);
  color: var(--white);
  border: none;
  padding: 10px 22px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border-radius: 0 30px 30px 0;
}
.search-form button:hover { background: var(--primary-dark); }

/* ---------- Hero Banner ---------- */
.hero-section {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: brightness(0.45);
  transform: scale(1.03);
  transition: transform 8s ease;
}
.hero-section:hover .hero-bg { transform: scale(1.0); }
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(13,13,13,0.92) 0%, rgba(13,13,13,0.5) 60%, rgba(13,13,13,0.1) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
}
.2h4zw {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,107,0,0.15);
  border: 1px solid rgba(255,107,0,0.4);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}
.2h4zw::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}
.6p5htbj {
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}
.6p5htbj .i6tl2 {
  color: var(--primary);
  position: relative;
}
.3akk7s {
  font-size: 1.1rem;
  color: var(--silver-light);
  margin-bottom: 36px;
  line-height: 1.8;
  max-width: 560px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }
.m1ike6 {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}
.4wmj7 { text-align: left; }
.15q58 {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  display: block;
}
.7l5ga { font-size: 0.78rem; color: var(--text-muted); margin-top: 4px; }
.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.75rem;
  animation: bounce 2s infinite;
  z-index: 2;
}
.hero-scroll::after {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--primary), transparent);
}
@keyframes bounce {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ---------- 视频卡片 ---------- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.video-grid-large {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}
.video-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow-card);
}
.video-thumb {
  position: relative;
  padding-top: 56.25%;
  overflow: hidden;
  background: var(--dark3);
}
.video-thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.video-card:hover .video-thumb img { transform: scale(1.08); }
.play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.3);
  opacity: 0;
  transition: var(--transition);
}
.video-card:hover .play-btn { opacity: 1; }
.play-icon {
  width: 60px;
  height: 60px;
  background: rgba(255,107,0,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  box-shadow: 0 4px 20px rgba(255,107,0,0.5);
  transition: var(--transition);
}
.play-icon:hover { transform: scale(1.1); }
.play-icon svg { width: 24px; height: 24px; fill: white; margin-left: 4px; }
.video-duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0,0,0,0.8);
  color: var(--white);
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}
.video-quality {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--primary);
  color: var(--white);
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 700;
  letter-spacing: 0.05em;
}
.video-info { padding: 16px; }
.video-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.video-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}
.video-meta span { display: flex; align-items: center; gap: 4px; }
.video-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 10px; }
.p0q9p8qv {
  background: rgba(255,107,0,0.1);
  color: var(--primary);
  border: 1px solid rgba(255,107,0,0.2);
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 500;
}

/* ---------- 特色区块 ---------- */
.xm2hyg {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.g2k1aah {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.g2k1aah::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-orange);
  transform: scaleX(0);
  transition: var(--transition);
}
.g2k1aah:hover { border-color: var(--primary); transform: translateY(-4px); }
.g2k1aah:hover::before { transform: scaleX(1); }
.2hjy3ni {
  width: 52px;
  height: 52px;
  background: rgba(255,107,0,0.12);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 16px;
}
.8nsz92b {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}
.9dsyo { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }

/* ---------- 专家团队 ---------- */
.gs4d69w {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.wfttu9t9 {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.wfttu9t9:hover { border-color: var(--primary); transform: translateY(-4px); }
.j1dk5 {
  position: relative;
  padding-top: 75%;
  overflow: hidden;
}
.j1dk5 img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.wfttu9t9:hover .j1dk5 img { transform: scale(1.05); }
.nrn3z {
  position: absolute;
  inset: 0;
  background: var(--gradient-card);
}
.5go1hs { padding: 20px; }
.plko4d5 { font-size: 1.05rem; font-weight: 700; color: var(--white); margin-bottom: 4px; }
.psjmdd { font-size: 0.82rem; color: var(--primary); font-weight: 600; margin-bottom: 10px; }
.od3b7y { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 14px; }
.rlh69 { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.m9rx09s9 {
  background: rgba(255,107,0,0.1);
  border: 1px solid rgba(255,107,0,0.25);
  color: var(--primary);
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: 12px;
}
.6dmp6fux { display: flex; gap: 8px; }

/* ---------- 合作品牌 ---------- */
.467pcsf5 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 16px;
}
.wsakf {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  min-height: 80px;
}
.wsakf:hover { border-color: var(--primary); background: rgba(255,107,0,0.05); }
.y74s7j7h {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-muted);
  text-align: center;
  letter-spacing: 0.05em;
  transition: var(--transition);
}
.wsakf:hover .y74s7j7h { color: var(--primary); }

/* ---------- 用户评论 ---------- */
.1kxx2wb {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.p90bygz {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
  position: relative;
}
.p90bygz:hover { border-color: var(--primary); }
.p90bygz::before {
  content: '"';
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 4rem;
  color: rgba(255,107,0,0.1);
  font-family: Georgia, serif;
  line-height: 1;
}
.5ertgi9 { color: #FFB800; font-size: 0.9rem; margin-bottom: 12px; letter-spacing: 2px; }
.8qrxn7hd { font-size: 0.9rem; color: var(--text-main); line-height: 1.7; margin-bottom: 16px; }
.ec88x8 { display: flex; align-items: center; gap: 12px; }
.v8g75m5x {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  flex-shrink: 0;
}
.qhxi4ro { font-size: 0.9rem; font-weight: 600; color: var(--white); }
.ezcrsy { font-size: 0.75rem; color: var(--text-muted); }

/* ---------- FAQ ---------- */
.lx245ii3 { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.open { border-color: var(--primary); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  gap: 12px;
  user-select: none;
}
.faq-question:hover { color: var(--primary); }
.0wk0rocu {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255,107,0,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.1rem;
  flex-shrink: 0;
  transition: var(--transition);
}
.faq-item.open .0wk0rocu { transform: rotate(45deg); background: var(--primary); color: white; }
.z92a5ki1 {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 22px;
}
.faq-item.open .z92a5ki1 { max-height: 300px; padding: 0 22px 18px; }
.z92a5ki1 p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }

/* ---------- 联系区块 ---------- */
.442ns61 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.x3z89 {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}
.4nelkkgc {
  width: 44px;
  height: 44px;
  background: rgba(255,107,0,0.12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.fz5vk { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 4px; }
.oykhff7u { font-size: 0.95rem; color: var(--white); font-weight: 500; }
.qr-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.qr-item { text-align: center; }
.qr-item img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 10px;
  margin: 0 auto 10px;
  border: 2px solid var(--border);
}
.qr-label { font-size: 0.82rem; color: var(--text-muted); }

/* ---------- 社区加入指南 ---------- */
.1w1v1g {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  counter-reset: step;
}
.s8fed2oe {
  text-align: center;
  padding: 28px 20px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative;
  transition: var(--transition);
}
.s8fed2oe:hover { border-color: var(--primary); }
.mmah8zzm {
  width: 48px;
  height: 48px;
  background: var(--gradient-orange);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 900;
  color: white;
  margin: 0 auto 16px;
  box-shadow: var(--shadow-orange);
}
.tbi9ykrl { font-size: 0.95rem; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.ioew29 { font-size: 0.83rem; color: var(--text-muted); line-height: 1.6; }

/* ---------- 分享按钮 ---------- */
.share-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.share-label { font-size: 0.85rem; color: var(--text-muted); }
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 600;
  border: 1.5px solid var(--border);
  color: var(--text-muted);
  transition: var(--transition);
  cursor: pointer;
  background: none;
}
.share-btn:hover { border-color: var(--primary); color: var(--primary); }
.share-btn.wechat:hover { border-color: #07C160; color: #07C160; }
.share-btn.weibo:hover { border-color: #E6162D; color: #E6162D; }
.share-btn.douyin:hover { border-color: #FE2C55; color: #FE2C55; }
.share-btn.bilibili:hover { border-color: #00A1D6; color: #00A1D6; }

/* ---------- AI赋能区块 ---------- */
.1qng7zgc {
  background: linear-gradient(135deg, #0D0D0D 0%, #1A1A2E 100%);
  position: relative;
  overflow: hidden;
}
.1qng7zgc::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,107,0,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.4xniax2u {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.djmus {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}
.djmus img { border-radius: var(--radius); }
.t29kp {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(13,13,13,0.9);
  border: 1px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  backdrop-filter: blur(8px);
}
.t29kp .ctpiiz7 { font-size: 0.72rem; color: var(--text-muted); }
.t29kp .nbf3u { font-size: 1.1rem; font-weight: 800; color: var(--primary); }
.etllyny { display: flex; flex-direction: column; gap: 16px; margin-top: 24px; }
.pd4e71c {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  background: rgba(255,107,0,0.05);
  border: 1px solid rgba(255,107,0,0.15);
  border-radius: var(--radius-sm);
}
.pd4e71c .icon { font-size: 1.4rem; flex-shrink: 0; }
.pd4e71c h4 { font-size: 0.9rem; font-weight: 700; color: var(--white); margin-bottom: 4px; }
.pd4e71c p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }

/* ---------- 统计条 ---------- */
.ph6ipjcz {
  background: var(--dark2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 36px 0;
}
.5tic907 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 24px;
  text-align: center;
}
.z1037hr { padding: 10px; }
.z1037hr .8fvgrs {
  font-size: 2rem;
  font-weight: 900;
  color: var(--primary);
  display: block;
  line-height: 1;
  margin-bottom: 6px;
}
.z1037hr .3o40qaeh { font-size: 0.82rem; color: var(--text-muted); }

/* ---------- 面包屑 ---------- */
.giw7ekc6 {
  padding: 14px 0;
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.giw7ekc6 a { color: var(--text-muted); }
.giw7ekc6 a:hover { color: var(--primary); }
.giw7ekc6 .sep { color: var(--border); }
.giw7ekc6 .current { color: var(--primary); }

/* ---------- 分页 ---------- */
.id074tn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 48px;
}
.5zpjg {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  cursor: pointer;
  background: var(--card-bg);
}
.5zpjg:hover, .page-btn.active {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(255,107,0,0.1);
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--dark2);
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; max-width: 280px; }
.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { font-size: 0.85rem; color: var(--text-muted); }
.footer-col ul li a:hover { color: var(--primary); }
.footer-social { display: flex; gap: 10px; margin-top: 20px; }
.bazatj0 {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--dark3);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--text-muted);
  transition: var(--transition);
  cursor: pointer;
}
.bazatj0:hover { border-color: var(--primary); color: var(--primary); background: rgba(255,107,0,0.1); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 0.8rem; color: var(--text-muted); }
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--primary); }
.footer-links { display: flex; gap: 16px; }
.update-time { font-size: 0.78rem; color: var(--text-muted); }
.update-time span { color: var(--primary); }

/* ---------- 内页Hero ---------- */
.hn8dui {
  background: var(--dark2);
  border-bottom: 1px solid var(--border);
  padding: 48px 0 40px;
}
.hn8dui h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 10px;
}
.hn8dui p { font-size: 1rem; color: var(--text-muted); max-width: 600px; }

/* ---------- 视频模态框 ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal-overlay.active { opacity: 1; pointer-events: all; }
.modal-box {
  background: var(--dark2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 90%;
  max-width: 800px;
  overflow: hidden;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.modal-title { font-size: 1rem; font-weight: 600; color: var(--white); }
.modal-close {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: var(--dark3);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}
.modal-close:hover { border-color: var(--primary); color: var(--primary); }
.modal-video {
  position: relative;
  padding-top: 56.25%;
  background: var(--dark);
}
.modal-video-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--text-muted);
}
.modal-video-placeholder .big-play {
  width: 80px;
  height: 80px;
  background: var(--gradient-orange);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-orange);
}
.modal-video-placeholder .big-play svg { width: 32px; height: 32px; fill: white; margin-left: 6px; }

/* ---------- 标签筛选 ---------- */
.filter-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.filter-tab {
  padding: 8px 20px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  background: none;
}
.filter-tab:hover, .filter-tab.active {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(255,107,0,0.08);
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .4xniax2u { grid-template-columns: 1fr; gap: 32px; }
  .442ns61 { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .nav-actions .btn { display: none; }
  .hero-section { min-height: 70vh; }
  .m1ike6 { gap: 20px; }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }
  .1w1v1g { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .container { padding: 0 14px; }
  .6p5htbj { font-size: 2rem; }
  .hero-actions { flex-direction: column; }
  .video-grid { grid-template-columns: 1fr; }
  .1w1v1g { grid-template-columns: 1fr; }
  .1kxx2wb { grid-template-columns: 1fr; }
  .xm2hyg { grid-template-columns: 1fr; }
}

/* ---------- 移动端菜单 ---------- */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(0,0,0,0.8);
}
.mobile-menu.open { display: block; }
.mobile-menu-inner {
  position: absolute;
  top: 0;
  right: 0;
  width: 280px;
  height: 100%;
  background: var(--dark2);
  border-left: 1px solid var(--border);
  padding: 80px 24px 24px;
  overflow-y: auto;
}
.mobile-menu-inner a {
  display: block;
  padding: 14px 0;
  color: var(--text-main);
  font-size: 1rem;
  font-weight: 500;
  border-bottom: 1px solid var(--border);
}
.mobile-menu-inner a:hover { color: var(--primary); }
.mobile-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  background: var(--dark3);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* ---------- 懒加载占位 ---------- */
.lazy-img {
  background: var(--dark3);
  min-height: 100px;
}
.lazy-img.loaded { background: none; }

/* ---------- 辅助类 ---------- */
.text-center { text-align: center; }
.text-orange { color: var(--primary); }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-8 { gap: 8px; }
.gap-16 { gap: 16px; }
.hidden { display: none !important; }
.divider { height: 1px; background: var(--border); margin: 40px 0; }
.highlight-box {
  background: rgba(255,107,0,0.08);
  border: 1px solid rgba(255,107,0,0.2);
  border-radius: var(--radius);
  padding: 24px;
}