/* ===== 抖音风 全站样式 ===== */
/* 原创配色：珊瑚粉#FF6B9D 暖橙#FF8A65 深紫#2D1B69 浅灰#F5F0FF 金色#FFD700 */

:root {
  --primary: #FF6B9D;
  --primary-dark: #E8527F;
  --secondary: #FF8A65;
  --accent: #FFD700;
  --dark: #1A0A2E;
  --dark2: #2D1B69;
  --light: #F5F0FF;
  --white: #FFFFFF;
  --gray: #8B7FA8;
  --gray-light: #E8E0F0;
  --text: #2E2042;
  --text-light: #6B5B8A;
  --gradient: linear-gradient(135deg, #FF6B9D 0%, #FF8A65 50%, #FFD700 100%);
  --gradient2: linear-gradient(135deg, #2D1B69 0%, #1A0A2E 100%);
  --shadow: 0 4px 20px rgba(255,107,157,0.15);
  --shadow-lg: 0 8px 40px rgba(255,107,157,0.2);
  --radius: 12px;
  --radius-lg: 20px;
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--light);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: var(--primary); text-decoration:none; transition: color .3s; }
a:hover { color: var(--primary-dark); }

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

.m1eg1j { max-width:1200px; margin:0 auto; padding:0 20px; }

/* ===== 头部导航 ===== */
.bx4rrv {
  background: var(--gradient2);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.caz694 {
  display: flex;
  align-items: center;
  gap: 10px;
}

.caz694 img {
  height: 42px;
  width: auto;
}

.caz694 h1 {
  color: var(--white);
  font-size: 1.4rem;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.kskpfcc {
  display: flex;
  align-items: center;
  gap: 0;
}

.kskpfcc a {
  color: rgba(255,255,255,0.85);
  padding: 8px 16px;
  font-size: 0.95rem;
  border-radius: 8px;
  transition: all .3s;
  white-space: nowrap;
}

.kskpfcc a:hover,
.kskpfcc a.active {
  color: var(--white);
  background: rgba(255,107,157,0.2);
}

.sb2pwl8 {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 8px;
}

/* 搜索框 */
.qfgkku7 {
  background: rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding: 10px 0;
}

.qfgkku7 .m1eg1j {
  display: flex;
  justify-content: center;
}

.p9xfjxe5 {
  position: relative;
  width: 100%;
  max-width: 600px;
}

.p9xfjxe5 input {
  width: 100%;
  padding: 10px 45px 10px 20px;
  border: 2px solid rgba(255,107,157,0.3);
  border-radius: 30px;
  background: rgba(255,255,255,0.08);
  color: var(--white);
  font-size: 0.95rem;
  outline: none;
  transition: border-color .3s;
}

.p9xfjxe5 input::placeholder { color: rgba(255,255,255,0.4); }
.p9xfjxe5 input:focus { border-color: var(--primary); }

.p9xfjxe5 button {
  position: absolute;
  right: 5px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--gradient);
  border: none;
  color: var(--white);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ===== 横幅区 ===== */
.icxovl {
  position: relative;
  height: 480px;
  overflow: hidden;
  background: var(--dark);
}

.icxovl img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
}

.g78v1b58 {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(to bottom, rgba(26,10,46,0.3), rgba(26,10,46,0.8));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
}

.g78v1b58 h2 {
  color: var(--white);
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 16px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

.g78v1b58 h2 span {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.g78v1b58 p {
  color: rgba(255,255,255,0.85);
  font-size: 1.15rem;
  max-width: 700px;
  margin-bottom: 24px;
}

.s58091y {
  display: inline-block;
  padding: 12px 36px;
  background: var(--gradient);
  color: var(--white);
  border-radius: 30px;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform .3s, box-shadow .3s;
  box-shadow: var(--shadow);
}

.s58091y:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

.g1skkye {
  display: inline-block;
  padding: 10px 28px;
  border: 2px solid var(--primary);
  color: var(--primary);
  border-radius: 30px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: all .3s;
}

.g1skkye:hover {
  background: var(--primary);
  color: var(--white);
}

/* ===== 通用板块 ===== */
.section {
  padding: 60px 0;
}

.ryg0sc9j {
  background: var(--gradient2);
  color: var(--white);
}

.jwj80sbd {
  background: var(--white);
}

.vddmy {
  text-align: center;
  margin-bottom: 40px;
}

.vddmy h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.ryg0sc9j .vddmy h2 { color: var(--white); }

.vddmy h2 span {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.vddmy p {
  color: var(--text-light);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

.ryg0sc9j .vddmy p { color: rgba(255,255,255,0.7); }

/* ===== 视频卡片网格 ===== */
.utukvy {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.u3rwfbr {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .3s, box-shadow .3s;
  cursor: pointer;
}

.u3rwfbr:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.u3rwfbr .gvnly {
  position: relative;
  padding-top: 56.25%;
  overflow: hidden;
}

.u3rwfbr .gvnly img {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s;
}

.u3rwfbr:hover .gvnly img { transform: scale(1.08); }

.u3rwfbr .q37ns {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  width: 50px;
  height: 50px;
  background: rgba(255,107,157,0.85);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .3s;
}

.u3rwfbr:hover .q37ns { opacity: 1; }

.q37ns::after {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 8px 0 8px 14px;
  border-color: transparent transparent transparent white;
  margin-left: 3px;
}

.u3rwfbr .a04up6u {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.75);
  color: var(--white);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.8rem;
}

.u3rwfbr .lqmn2l {
  padding: 14px;
}

.u3rwfbr .lqmn2l h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.u3rwfbr .ib6oj8 {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--gray);
}

.u3rwfbr .ib6oj8 span { display: flex; align-items: center; gap: 4px; }

.u3rwfbr .lkdwl {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.mfa8nuk {
  display: inline-block;
  padding: 2px 10px;
  background: rgba(255,107,157,0.1);
  color: var(--primary);
  border-radius: 20px;
  font-size: 0.75rem;
}

/* ===== 分类标签导航 ===== */
.t6esty8 {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 30px;
}

.t6esty8 .tab {
  padding: 8px 22px;
  border-radius: 25px;
  border: 2px solid var(--gray-light);
  color: var(--text-light);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all .3s;
  background: var(--white);
}

.t6esty8 .tab:hover,
.t6esty8 .tab.active {
  border-color: var(--primary);
  color: var(--white);
  background: var(--gradient);
}

/* ===== 专家展示 ===== */
.q37pi501 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.pu88sy {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 30px 20px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform .3s;
}

.pu88sy:hover { transform: translateY(-4px); }

.pu88sy .i4u1ar9 {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 16px;
  border: 3px solid var(--primary);
}

.pu88sy h3 {
  font-size: 1.1rem;
  color: var(--dark);
  margin-bottom: 4px;
}

.pu88sy .hv7pwu {
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.pu88sy p {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 16px;
}

.pu88sy .q1yvgp4 {
  display: inline-block;
  padding: 6px 18px;
  background: var(--gradient);
  color: var(--white);
  border-radius: 20px;
  font-size: 0.8rem;
  margin: 0 4px;
}

/* ===== FAQ ===== */
.zbno7bf {
  max-width: 800px;
  margin: 0 auto;
}

.agbbh4j5 {
  background: var(--white);
  border-radius: var(--radius);
  margin-bottom: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  overflow: hidden;
}

.agbbh4j5 .dbf2yyqh {
  padding: 18px 24px;
  font-weight: 600;
  color: var(--dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background .3s;
}

.agbbh4j5 .dbf2yyqh:hover { background: rgba(255,107,157,0.05); }

.agbbh4j5 .dbf2yyqh::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--primary);
  font-weight: 300;
  transition: transform .3s;
}

.faq-item.active .dbf2yyqh::after {
  content: '-';
  transform: rotate(180deg);
}

.agbbh4j5 .j9yovf {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s, padding .4s;
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.8;
}

.faq-item.active .j9yovf {
  padding: 0 24px 18px;
  max-height: 500px;
}

/* ===== 用户评论 ===== */
.qhl6m {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.pxrw1 {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.pxrw1 .a7r91x {
  color: var(--accent);
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.pxrw1 .yygvx {
  font-size: 0.95rem;
  color: var(--text);
  margin-bottom: 16px;
  line-height: 1.7;
  font-style: italic;
}

.pxrw1 .hrd31pr {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pxrw1 .azmib {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 1rem;
}

.pxrw1 .y5aihw6 .e4jmlj {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--dark);
}

.pxrw1 .y5aihw6 .royqu {
  font-size: 0.8rem;
  color: var(--gray);
}

/* ===== 合作品牌墙 ===== */
.yezth {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
  align-items: center;
}

.yezth .pi2bh {
  padding: 16px 28px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray);
  transition: all .3s;
}

.yezth .pi2bh:hover {
  color: var(--primary);
  box-shadow: var(--shadow);
}

/* ===== 联系我们 ===== */
.o1ok680i {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.yxf24fzb {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow);
}

.yxf24fzb h3 {
  font-size: 1.2rem;
  color: var(--dark);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--gray-light);
}

.yxf24fzb .la842nb5 {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 0.95rem;
  color: var(--text-light);
}

.yxf24fzb .la842nb5 .n2ktk {
  font-weight: 600;
  color: var(--dark);
  min-width: 80px;
}

/* ===== 页脚 ===== */
.beqm7m {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding: 50px 0 20px;
}

.txpagg5 {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 30px;
}

.z812st h4 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 10px;
}

.z812st h4::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 40px;
  height: 3px;
  background: var(--gradient);
  border-radius: 2px;
}

.z812st p {
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 10px;
}

.z812st a {
  display: block;
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  padding: 4px 0;
  transition: color .3s;
}

.z812st a:hover { color: var(--primary); }

.meaps {
  display: flex;
  gap: 16px;
  margin-top: 12px;
}

.meaps img {
  width: 100px;
  height: 100px;
  border-radius: 8px;
}

.meaps .rq6zapl {
  text-align: center;
  font-size: 0.75rem;
  margin-top: 4px;
  color: rgba(255,255,255,0.5);
}

.uqphy9 {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
}

.uqphy9 .fn065g {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 12px;
}

.uqphy9 .fn065g a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: var(--white);
  font-size: 0.9rem;
  transition: background .3s;
}

.uqphy9 .fn065g a:hover { background: var(--primary); }

/* ===== 面包屑 ===== */
.y6ysl8 {
  padding: 16px 0;
  font-size: 0.85rem;
  color: var(--gray);
}

.y6ysl8 a { color: var(--primary); }
.y6ysl8 span { margin: 0 8px; }

/* ===== 视频播放页 ===== */
.ubrkxjx {
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 24px;
}

.ubrkxjx video,
.ubrkxjx iframe {
  width: 100%;
  aspect-ratio: 16/9;
  display: block;
}

.mnnow7v {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  margin-bottom: 24px;
}

.mnnow7v h1 {
  font-size: 1.5rem;
  color: var(--dark);
  margin-bottom: 12px;
}

.hxdpn {
  display: flex;
  gap: 20px;
  font-size: 0.9rem;
  color: var(--gray);
  margin-bottom: 16px;
}

.zujwn0 {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.8;
}

/* ===== How-To 指南 ===== */
.bhztx {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.uxhxa2 {
  background: var(--white);
  border-radius: var(--radius);
  padding: 30px;
  text-align: center;
  box-shadow: var(--shadow);
  position: relative;
}

.uxhxa2 .fyv0rje {
  width: 50px;
  height: 50px;
  background: var(--gradient);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 auto 16px;
}

.uxhxa2 h3 {
  font-size: 1.1rem;
  color: var(--dark);
  margin-bottom: 10px;
}

.uxhxa2 p {
  font-size: 0.9rem;
  color: var(--text-light);
}

/* ===== 内页布局 ===== */
.mdkkmr {
  background: var(--gradient2);
  padding: 40px 0;
  text-align: center;
}

.mdkkmr h1 {
  color: var(--white);
  font-size: 2.2rem;
  font-weight: 700;
}

.mdkkmr p {
  color: rgba(255,255,255,0.7);
  font-size: 1rem;
  margin-top: 8px;
}

.page-content {
  padding: 40px 0;
}

/* ===== 社区功能模块 ===== */
.zenqumiy {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.b1iodn5 {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 30px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform .3s;
}

.b1iodn5:hover { transform: translateY(-4px); }

.b1iodn5 .a0yf06z {
  width: 64px;
  height: 64px;
  background: var(--gradient);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.8rem;
}

.b1iodn5 h3 {
  font-size: 1.1rem;
  color: var(--dark);
  margin-bottom: 8px;
}

.b1iodn5 p {
  font-size: 0.9rem;
  color: var(--text-light);
}

/* ===== 数据统计 ===== */
.r3277lg {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 40px 0;
}

.wyxz4c {
  text-align: center;
}

.wyxz4c .ww9btgm4 {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.wyxz4c .n2ktk {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  margin-top: 4px;
}

/* ===== 懒加载占位 ===== */
img[loading="lazy"] {
  opacity: 0;
  transition: opacity .5s;
}

img[loading="lazy"].loaded,
img.loaded {
  opacity: 1;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .utukvy { grid-template-columns: repeat(3, 1fr); }
  .q37pi501 { grid-template-columns: repeat(2, 1fr); }
  .txpagg5 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sb2pwl8 { display: block; }
  
  .kskpfcc {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--dark);
    flex-direction: column;
    padding: 10px 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
  }
  
  .nav-main.open { display: flex; }
  
  .kskpfcc a {
    padding: 12px 24px;
    border-radius: 0;
  }
  
  .icxovl { height: 360px; }
  .g78v1b58 h2 { font-size: 1.8rem; }
  .g78v1b58 p { font-size: 0.95rem; }
  
  .utukvy { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .qhl6m { grid-template-columns: 1fr; }
  .o1ok680i { grid-template-columns: 1fr; }
  .bhztx { grid-template-columns: 1fr; }
  .zenqumiy { grid-template-columns: 1fr; }
  .r3277lg { grid-template-columns: repeat(2, 1fr); }
  .txpagg5 { grid-template-columns: 1fr; }
  
  .section { padding: 40px 0; }
  .vddmy h2 { font-size: 1.5rem; }
}

@media (max-width: 480px) {
  .utukvy { grid-template-columns: 1fr; }
  .q37pi501 { grid-template-columns: 1fr; }
  .header-top { padding: 8px 12px; }
  .caz694 h1 { font-size: 1.1rem; }
}