/* 抖音揭秘 - 主样式文件 */
/* 原创设计 © 2025 抖音揭秘 | oydfl4w.cn */

/* ===== CSS变量 ===== */
:root {
  --primary: #e8195a;
  --primary-dark: #c0134a;
  --primary-light: #ff4d7e;
  --secondary: #ff7043;
  --accent: #7c3aed;
  --accent-light: #a78bfa;
  --bg-dark: #0d0d1a;
  --bg-card: #161628;
  --bg-card2: #1e1e35;
  --text-primary: #f0f0f8;
  --text-secondary: #a0a0c0;
  --text-muted: #6060a0;
  --border: #2a2a50;
  --gradient-main: linear-gradient(135deg, #e8195a 0%, #7c3aed 100%);
  --gradient-card: linear-gradient(180deg, rgba(232,25,90,0.15) 0%, rgba(124,58,237,0.05) 100%);
  --shadow-card: 0 4px 24px rgba(232,25,90,0.12);
  --shadow-hover: 0 8px 40px rgba(232,25,90,0.25);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ===== 基础重置 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: color var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; outline: none; }

/* 无障碍：屏幕阅读器专用 */
.bvks5k {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

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

/* ===== 顶部公告栏 ===== */
.y5xm8rp0 {
  background: var(--gradient-main);
  color: #fff;
  text-align: center;
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.5px;
}
.y5xm8rp0 a { color: #fff; text-decoration: underline; }

/* ===== 导航栏 ===== */
.w4ejeq9p {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(13,13,26,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 20px;
}
.iqceavih {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 20px;
  height: 64px;
}
.i1ajs31 {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}
.i1ajs31 img.wqaqsmkd {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  object-fit: cover;
}
.i1ajs31 img.fie5v {
  height: 36px;
  width: auto;
  max-width: 120px;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  flex-wrap: nowrap;
  overflow: hidden;
}
.nav-menu a {
  padding: 7px 11px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
  white-space: nowrap;
}
.nav-menu a:hover,
.nav-menu a.active {
  color: var(--primary);
  background: rgba(232,25,90,0.1);
}
.yclgmde {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.icesemb5 {
  padding: 7px 18px;
  border-radius: 20px;
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  transition: all var(--transition);
}
.icesemb5:hover { background: var(--primary); color: #fff; }
.mkxjp0k {
  padding: 7px 18px;
  border-radius: 20px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  transition: all var(--transition);
}
.mkxjp0k:hover { opacity: 0.85; transform: translateY(-1px); }

/* ===== 搜索栏 ===== */
.tk4j4q {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px;
}
.jlrw4nj {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.search-form {
  display: flex;
  flex: 1;
  max-width: 600px;
  min-width: 200px;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
  transition: border-color var(--transition);
}
.search-form:focus-within { border-color: var(--primary); }
.search-input {
  flex: 1;
  padding: 10px 20px;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 14px;
}
.search-input::placeholder { color: var(--text-muted); }
.vd9yv {
  padding: 10px 20px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: opacity var(--transition);
  white-space: nowrap;
}
.vd9yv:hover { opacity: 0.85; }
.ldqjj {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.search-tag {
  padding: 4px 12px;
  border-radius: 12px;
  background: rgba(232,25,90,0.1);
  color: var(--primary);
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition);
}
.search-tag:hover { background: var(--primary); color: #fff; }

/* ===== 汉堡菜单 ===== */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: transparent;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ===== 英雄区域 ===== */
.hero {
  position: relative;
  min-height: 580px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.o0d16ht {
  position: absolute;
  inset: 0;
  background: var(--bg-dark);
}
.o0d16ht img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}
.o0d16ht::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(13,13,26,0.95) 40%, rgba(13,13,26,0.4) 100%);
}
.g6xeua2h {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
  padding: 80px 20px;
  width: 100%;
}
.p7bv8 {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: rgba(232,25,90,0.15);
  border: 1px solid rgba(232,25,90,0.3);
  border-radius: 20px;
  color: var(--primary-light);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 60px);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 16px;
  max-width: 600px;
}
.hero h1 .y1c8ok {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.ubcdr9x {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 480px;
  margin-bottom: 32px;
  line-height: 1.8;
}
.ilh9p {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.dqx1h {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  border-radius: 28px;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(232,25,90,0.4);
  border: none;
  cursor: pointer;
}
.dqx1h:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(232,25,90,0.5); }
.g0hunme {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: rgba(255,255,255,0.08);
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 600;
  border-radius: 28px;
  border: 1px solid var(--border);
  transition: all var(--transition);
  cursor: pointer;
}
.g0hunme:hover { background: rgba(255,255,255,0.15); border-color: var(--primary); }
.iwld5wal {
  display: flex;
  gap: 40px;
  margin-top: 48px;
}
.yvfj4ubm .num {
  font-size: 28px;
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.yvfj4ubm .label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ===== 通用容器 ===== */
.t308lo {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}
.ly42r { padding: 64px 0; }
.r2iw7i { background: var(--bg-card); }
.se1yw32z {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 36px;
  gap: 16px;
}
.pc9xi {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 800;
  position: relative;
  padding-left: 16px;
}
.pc9xi::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 70%;
  background: var(--gradient-main);
  border-radius: 2px;
}
.pr784ee {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 6px;
}
.k9iau13u {
  font-size: 14px;
  color: var(--primary);
  font-weight: 600;
  white-space: nowrap;
  transition: opacity var(--transition);
}
.k9iau13u:hover { opacity: 0.75; }

/* ===== 视频卡片 ===== */
.os8z89e {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}
.f6otfee { grid-template-columns: repeat(4, 1fr); }
.cxbw2wh { grid-template-columns: repeat(3, 1fr); }
.video-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(232,25,90,0.3);
}
.mxghap {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-card2);
}
.mxghap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.video-card:hover .mxghap img { transform: scale(1.05); }
/* 播放按钮：默认隐藏，hover显示 */
.t49x5 {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.35);
  opacity: 0;
  transition: opacity var(--transition);
}
.video-card:hover .t49x5 { opacity: 1; }
.l8qqfb6c {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(232,25,90,0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  transform: scale(0.85);
  transition: transform var(--transition);
  box-shadow: 0 4px 20px rgba(232,25,90,0.5);
}
.video-card:hover .l8qqfb6c { transform: scale(1); }
.l8qqfb6c svg { width: 22px; height: 22px; fill: #fff; margin-left: 3px; }
.kd1dfsq {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.78);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.w9muy51 {
  position: absolute;
  top: 8px;
  left: 8px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
}
.qr8ayunf { padding: 14px; }
.video-title {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  color: var(--text-primary);
  transition: color var(--transition);
}
.video-card:hover .video-title { color: var(--primary-light); }
.mquqez51 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}
.ggpbtk25 { display: flex; gap: 12px; }
.a4xax {
  display: flex;
  align-items: center;
  gap: 4px;
}
.a4xax svg { width: 13px; height: 13px; fill: currentColor; }
.ley9s1iy {
  display: inline-block;
  padding: 2px 8px;
  background: rgba(124,58,237,0.15);
  color: var(--accent-light);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}

/* ===== H5 Video 播放器 ===== */
.ph5cf {
  position: relative;
  aspect-ratio: 16/9;
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
}
.ph5cf video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.ph5cf .vfkomh9m {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: rgba(0,0,0,0.45);
  transition: opacity var(--transition);
}
.ph5cf:hover .vfkomh9m { opacity: 0; }
.ph5cf.playing .vfkomh9m { display: none; }

/* ===== 分类标签栏 ===== */
.category-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.cat-tab {
  padding: 8px 20px;
  border-radius: 20px;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}
.cat-tab:hover,
.cat-tab.active {
  background: var(--gradient-main);
  border-color: transparent;
  color: #fff;
}

/* ===== 特色区块 ===== */
.yj480tji {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-main);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.w9al8 {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: rgba(232,25,90,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 28px;
}
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.feature-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }

/* ===== 娱乐专区卡片 ===== */
.jk6xls {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.dix6c {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  cursor: pointer;
  position: relative;
}
.dix6c:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(232,25,90,0.3);
}
.m5x9zn4m {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  background: var(--bg-card2);
}
.m5x9zn4m img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.dix6c:hover .m5x9zn4m img { transform: scale(1.06); }
.zp3tm {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,13,26,0.9) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 16px;
}
.zp3tm .t49x5 {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
  background: rgba(0,0,0,0.3);
}
.dix6c:hover .zp3tm .t49x5 { opacity: 1; }
.fyscnrc { padding: 14px; }
.obhn6gwc {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.jxg8hbev {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}
.rbtq1ns9 {
  position: absolute;
  top: 8px;
  right: 8px;
  padding: 3px 10px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 700;
  background: var(--gradient-main);
  color: #fff;
  z-index: 2;
}

/* ===== AI赋能专区 ===== */
.w8bt1 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.nsiqnva {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.nsiqnva::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #e8195a, #7c3aed, #00d4ff);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.nsiqnva:hover::after { transform: scaleX(1); }
.nsiqnva:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 40px rgba(124,58,237,0.25);
}
.xrxr3gg {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(124,58,237,0.2), rgba(232,25,90,0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 18px;
}
.nsiqnva h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.nsiqnva p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }
.mhabpweh {
  display: inline-block;
  margin-top: 12px;
  padding: 3px 10px;
  border-radius: 10px;
  background: rgba(124,58,237,0.15);
  color: var(--accent-light);
  font-size: 11px;
  font-weight: 600;
}

/* ===== 专家展示 ===== */
.sf3i6g9k {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.expert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition);
}
.expert-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(232,25,90,0.3);
}
.sm2e4 {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 32px;
  font-weight: 800;
  color: #fff;
  border: 3px solid rgba(232,25,90,0.3);
}
.w9uin4 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.axbl2h { font-size: 13px; color: var(--primary-light); margin-bottom: 12px; }
.xn42d { font-size: 13px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 16px; }
.kb1xywz {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 16px;
}
.v64pl9lv {
  padding: 3px 10px;
  background: rgba(124,58,237,0.15);
  color: var(--accent-light);
  border-radius: 10px;
  font-size: 11px;
}
.kmgtz { display: flex; gap: 8px; justify-content: center; }
.tq7ebcs {
  padding: 6px 14px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  transition: all var(--transition);
  cursor: pointer;
}
.c4j5p { background: var(--gradient-main); color: #fff; border: none; }
.zzu6m {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}
.zzu6m:hover { border-color: var(--primary); color: var(--primary); }

/* ===== 合作品牌 ===== */
.r0s59 {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}
.x5ihm {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-secondary);
  transition: all var(--transition);
  min-height: 70px;
}
.x5ihm:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(232,25,90,0.05);
}

/* ===== 用户评价 ===== */
.b2upepg {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--transition);
}
.review-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}
.ybiqy { display: flex; gap: 3px; margin-bottom: 12px; color: #fbbf24; font-size: 16px; }
.k72zfol6 { font-size: 14px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 16px; }
.hdgafoh { display: flex; align-items: center; gap: 10px; }
.wp6kgfh {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.ln8t6qr { font-size: 14px; font-weight: 600; }
.dqvk1es { font-size: 12px; color: var(--text-muted); }

/* ===== FAQ ===== */
.cj975a { max-width: 860px; margin: 0 auto; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-question {
  padding: 18px 24px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--primary); }
.yo6i332w {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(232,25,90,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition);
  font-size: 16px;
  color: var(--primary);
}
.faq-item.open .yo6i332w { transform: rotate(45deg); background: var(--primary); color: #fff; }
.tx582w {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: all 0.4s ease;
}
.faq-item.open .tx582w { padding: 0 24px 18px; max-height: 400px; }
.tx582w p { font-size: 14px; color: var(--text-secondary); line-height: 1.8; }

/* ===== 联系我们 ===== */
.z28mq6 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.xtwbm h2 { font-size: 28px; font-weight: 800; margin-bottom: 20px; }
.duyks9e {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
  align-items: flex-start;
}
.zk589o {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(232,25,90,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.yeo9r .label { font-size: 13px; color: var(--text-muted); margin-bottom: 2px; }
.yeo9r .value { font-size: 15px; font-weight: 600; }
.ldisi { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.biihr {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
}
.biihr img { width: 140px; height: 140px; margin: 0 auto 12px; border-radius: 8px; }
.l178cr { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.cce8kqy { font-size: 12px; color: var(--text-muted); }

/* ===== 社交分享 ===== */
.ybp3y {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 16px 20px;
}
.oag2v {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.p1h7b8m { font-size: 14px; color: var(--text-muted); }
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  transition: all var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
}
.inah2u  { background: rgba(7,193,96,0.1);   color: #07c160; border-color: rgba(7,193,96,0.2); }
.p76vz   { background: rgba(230,22,45,0.1);  color: #e6162d; border-color: rgba(230,22,45,0.2); }
.f1cpd  { background: rgba(0,0,0,0.3);      color: #fff;    border-color: #333; }
.lcgo89d{ background: rgba(0,161,214,0.1);  color: #00a1d6; border-color: rgba(0,161,214,0.2); }
.share-btn:hover { transform: translateY(-2px); opacity: 0.85; }

/* ===== 页脚 ===== */
footer {
  background: #080814;
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
}
.plvs26v {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.hngmfptf .oyjhekf {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  margin: 16px 0 20px;
  max-width: 300px;
}
.ofwmqulv { display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
.ofwmqulv img { height: 32px; width: auto; }
.ofwmqulv .brand {
  font-size: 18px;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.j9vtp h4 { font-size: 15px; font-weight: 700; margin-bottom: 16px; color: var(--text-primary); }
.j9vtp ul li { margin-bottom: 10px; }
.j9vtp ul li a { font-size: 14px; color: var(--text-muted); transition: color var(--transition); }
.j9vtp ul li a:hover { color: var(--primary); }
.pcs7a {
  border-top: 1px solid var(--border);
  padding: 20px 0;
}
.w25rcqh {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.pcs7a p { font-size: 13px; color: var(--text-muted); }
.pcs7a a { color: var(--text-muted); transition: color var(--transition); }
.pcs7a a:hover { color: var(--primary); }
.qnpu8md { display: flex; gap: 20px; flex-wrap: wrap; }
.qnpu8md a { font-size: 13px; color: var(--text-muted); }

/* ===== 加入社区 CTA ===== */
.t4f4lqm7 {
  background: var(--gradient-main);
  padding: 80px 20px;
  text-align: center;
}
.t4f4lqm7 h2 { font-size: clamp(24px, 4vw, 42px); font-weight: 900; color: #fff; margin-bottom: 16px; }
.t4f4lqm7 p { font-size: 16px; color: rgba(255,255,255,0.85); margin-bottom: 32px; max-width: 500px; margin-left: auto; margin-right: auto; }
.n68dsg {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  background: #fff;
  color: var(--primary);
  font-size: 16px;
  font-weight: 700;
  border-radius: 28px;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.n68dsg:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,0,0,0.3); }
.h1dse {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  background: transparent;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  border-radius: 28px;
  border: 2px solid rgba(255,255,255,0.7);
  transition: all var(--transition);
}
.h1dse:hover { background: rgba(255,255,255,0.15); border-color: #fff; }

/* ===== 面包屑 ===== */
.yvoxh {
  padding: 16px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}
.yvoxh a { color: var(--text-muted); transition: color var(--transition); }
.yvoxh a:hover { color: var(--primary); }
.yvoxh .o0506f { color: var(--border); }
.yvoxh .ba1elhs { color: var(--text-primary); }

/* ===== 分页 ===== */
.wn6qflk { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.gknske {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}
.gknske:hover,
.gknske.active {
  background: var(--gradient-main);
  border-color: transparent;
  color: #fff;
}

/* ===== 标签云 ===== */
.rozapz { display: flex; flex-wrap: wrap; gap: 10px; }
.hvl68xk {
  padding: 6px 16px;
  border-radius: 20px;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 13px;
  transition: all var(--transition);
  cursor: pointer;
}
.hvl68xk:hover {
  background: rgba(232,25,90,0.1);
  border-color: var(--primary);
  color: var(--primary);
}

/* ===== 通知横幅 ===== */
.k6d0xrh {
  background: rgba(232,25,90,0.08);
  border: 1px solid rgba(232,25,90,0.2);
  border-radius: var(--radius);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  font-size: 14px;
  color: var(--text-secondary);
}
.arzl9szz { font-size: 18px; flex-shrink: 0; }

/* ===== 内页头部 ===== */
.rcdu7 {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 48px 20px;
}
.rcdu7 h1 { font-size: clamp(24px, 4vw, 40px); font-weight: 900; margin-bottom: 12px; }
.rcdu7 p { font-size: 15px; color: var(--text-secondary); max-width: 600px; }

/* ===== 侧边栏 ===== */
.km5v7g {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 32px;
  align-items: start;
}
.ch4guhc {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
}
.kzopyi {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

/* ===== 视频播放器占位 ===== */
.video-player-wrap {
  position: relative;
  aspect-ratio: 16/9;
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
}
.video-player-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
}
.yjh62l {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.npalap {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(232,25,90,0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition);
}
.npalap:hover { transform: scale(1.1); }
.npalap svg { width: 32px; height: 32px; fill: #fff; margin-left: 4px; }

/* ===== 标签 ===== */
.tcvitvr1 { display: inline-block; padding: 3px 10px; border-radius: 10px; font-size: 11px; font-weight: 700; }
.amwwjg { background: rgba(239,68,68,0.15); color: #ef4444; }
.qrggrfho { background: rgba(34,197,94,0.15); color: #22c55e; }
.g8tsu { background: rgba(251,191,36,0.15); color: #fbbf24; }
.v1bcd9s { background: rgba(124,58,237,0.15); color: var(--accent-light); }

/* ===== 加载更多 ===== */
.bru55d { text-align: center; margin-top: 40px; }
.btn-load-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  border-radius: 24px;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-load-more:hover { border-color: var(--primary); color: var(--primary); }

/* ===== 动画 ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.6; }
}
.jtt32a5a { animation: fadeInUp 0.6s ease forwards; }
.wxd4p5 {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ef4444;
  animation: pulse 1.5s infinite;
  margin-right: 4px;
}

/* ===== 移动端适配 ===== */
@media (max-width: 1200px) {
  .f6otfee { grid-template-columns: repeat(3, 1fr); }
  .sf3i6g9k  { grid-template-columns: repeat(3, 1fr); }
  .r0s59 { grid-template-columns: repeat(4, 1fr); }
  .b2upepg  { grid-template-columns: repeat(2, 1fr); }
  .plvs26v  { grid-template-columns: 1fr 1fr; }
  .jk6xls     { grid-template-columns: repeat(3, 1fr); }
  .w8bt1      { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .f6otfee, .cxbw2wh { grid-template-columns: repeat(2, 1fr); }
  .yj480tji { grid-template-columns: repeat(2, 1fr); }
  .sf3i6g9k  { grid-template-columns: repeat(2, 1fr); }
  .r0s59 { grid-template-columns: repeat(3, 1fr); }
  .z28mq6 { grid-template-columns: 1fr; }
  .km5v7g { grid-template-columns: 1fr; }
  .iwld5wal   { gap: 24px; }
  .jk6xls     { grid-template-columns: repeat(2, 1fr); }
  .w8bt1      { grid-template-columns: repeat(2, 1fr); }
  .b2upepg  { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav-menu { display: none; }
  .nav-menu.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px;
    left: 0; right: 0; bottom: 0;
    background: rgba(13,13,26,0.98);
    padding: 20px;
    z-index: 999;
    overflow-y: auto;
  }
  .hamburger { display: flex; }
  .yclgmde .icesemb5 { display: none; }
  .f6otfee, .cxbw2wh { grid-template-columns: repeat(2, 1fr); }
  .yj480tji { grid-template-columns: 1fr; }
  .sf3i6g9k  { grid-template-columns: repeat(2, 1fr); }
  .r0s59 { grid-template-columns: repeat(2, 1fr); }
  .b2upepg  { grid-template-columns: 1fr; }
  .plvs26v  { grid-template-columns: 1fr; }
  .w25rcqh { flex-direction: column; text-align: center; }
  .iwld5wal   { flex-wrap: wrap; gap: 20px; }
  .ly42r      { padding: 40px 0; }
  .jk6xls     { grid-template-columns: repeat(2, 1fr); }
  .w8bt1      { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .os8z89e, .f6otfee, .cxbw2wh { grid-template-columns: 1fr; }
  .sf3i6g9k  { grid-template-columns: 1fr; }
  .jk6xls     { grid-template-columns: 1fr; }
  .hero h1      { font-size: 28px; }
  .ilh9p { flex-direction: column; }
  .ldisi      { grid-template-columns: 1fr; }
  .qnpu8md { gap: 12px; }
}

/* ===== 关于我们页面专属样式 ===== */
.o25rk6x {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 48px;
  align-items: start;
  margin-bottom: 48px;
}
.amej220 p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 16px;
}
.vi9402so {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.jbg23 {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  transition: all var(--transition);
}
.jbg23:hover {
  border-color: rgba(232,25,90,0.4);
  transform: translateY(-2px);
}
.mn9nd46 {
  font-size: 24px;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}
.nhuc3sde { font-size: 13px; color: var(--text-muted); }

/* expert-img 补充 */
.konpcx {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: var(--radius) var(--radius) 0 0;
}
.konpcx img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.expert-card:hover .konpcx img { transform: scale(1.05); }
.geu792 { padding: 16px; }
.trb0t { font-size: 13px; color: var(--primary); margin-bottom: 8px; font-weight: 500; }

/* contact-card 补充 */
.pi140j {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  transition: all var(--transition);
}
.pi140j:hover {
  border-color: rgba(232,25,90,0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.zk589o { font-size: 36px; margin-bottom: 12px; }
.pi140j h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.pi140j p { font-size: 14px; color: var(--text-secondary); margin-bottom: 4px; }

/* ===== 响应式补充 ===== */
@media (max-width: 900px) {
  .o25rk6x { grid-template-columns: 1fr; }
  .vi9402so { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .vi9402so { grid-template-columns: 1fr 1fr; }
  .z28mq6 { grid-template-columns: 1fr; }
}