/* ===== Hero ===== */
.hero{
  position:relative;padding:150px 0 90px;overflow:hidden;
  background:
    radial-gradient(1200px 600px at 85% -10%,rgba(28,94,89,0.35),transparent 60%),
    linear-gradient(135deg,var(--green-deep) 0%,var(--green) 55%,#16544F 100%);
  color:#fff;
}
.hero::before{
  content:"";position:absolute;inset:0;opacity:0.5;
  background-image:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 2C14 2 2 14 2 30c0 14 12 24 28 28 16-4 28-14 28-28C58 14 46 2 30 2z' fill='none' stroke='%23F8E9D2' stroke-opacity='0.06' stroke-width='1'/%3E%3C/svg%3E");
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr 0.95fr;gap:60px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:14px;letter-spacing:3px;color:var(--gold);
  background:rgba(248,233,210,0.12);border:1px solid rgba(248,233,210,0.28);
  padding:8px 18px;border-radius:40px;margin-bottom:28px;
}
.hero-title{font-size:46px;line-height:1.15;font-weight:800;letter-spacing:2px;color:var(--gold)}
.hero-title em{font-style:normal;color:#fff}
.hero-slogan{font-family:var(--serif);font-size:21px;color:var(--gold);margin:20px 0 8px;letter-spacing:1px}
.hero-desc{font-size:17px;color:rgba(255,255,255,0.82);max-width:520px;margin:16px 0 34px}
.hero-tags{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:38px}
.hero-tag{
  font-size:14px;color:var(--gold);padding:8px 18px;border-radius:30px;
  background:rgba(248,233,210,0.10);border:1px solid rgba(248,233,210,0.25);
}
.hero-actions{display:flex;gap:18px;flex-wrap:wrap}
.hero-stats{display:flex;gap:44px;margin-top:52px;padding-top:34px;border-top:1px solid rgba(248,233,210,0.2)}
.hero-stat-num{font-family:var(--serif);font-size:38px;font-weight:900;color:var(--gold)}
.hero-stat-label{font-size:14px;color:rgba(255,255,255,0.75);margin-top:2px}

.hero-visual{position:relative}
.hero-img{
  border-radius:24px;width:100%;max-height:520px;object-fit:cover;
  box-shadow:0 30px 80px rgba(0,0,0,0.35);
  border:1px solid rgba(248,233,210,0.25);
}
.hero-badge{
  position:absolute;bottom:24px;left:-26px;
  background:#fff;border-radius:16px;padding:16px 20px;
  display:flex;align-items:center;gap:14px;
  box-shadow:var(--shadow);
}
.hero-badge .seal{
  width:46px;height:46px;border-radius:10px;flex-shrink:0;
  background:linear-gradient(135deg,var(--red),#8E3328);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-weight:900;font-size:24px;color:var(--gold);
}
.hero-badge-t{font-size:15px;font-weight:700;color:var(--ink)}
.hero-badge-s{font-size:12px;color:var(--ink-3)}

/* ===== 优势 ===== */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.adv-card{
  text-align: center;
  background:var(--white);border-radius:var(--radius);padding:36px 28px;
  border:1px solid var(--line);transition:all .3s ease;position:relative;overflow:hidden;
}
.adv-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--green),var(--orange));opacity:0;transition:opacity .3s;
}
.adv-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.adv-card:hover::before{opacity:1}
.adv-icon{
  margin: 0 auto;
  width:64px;height:64px;border-radius:16px;margin-bottom:22px;
  background:linear-gradient(135deg,var(--cream-2),#fff);
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
}
.adv-icon img{width:50px;height:50px;stroke:var(--green)}
.adv-card h3{font-size:21px;color:var(--green);margin-bottom:10px}
.adv-card p{font-size:15px;color:var(--ink-2)}

/* ===== 流程 ===== */
.flow{background:var(--cream-2);position:relative}
.flow-track{position:relative;max-width:1040px;margin:0 auto;padding:0 20px}
.flow-track::before{
  content:"";position:absolute;top:44px;left:20px;right:20px;height:2px;
  background:linear-gradient(90deg,transparent,var(--gold-deep),var(--orange),var(--gold-deep),transparent);
}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.flow-step{text-align:center;padding:0 8px}
.flow-num{
  width:88px;height:88px;margin:0 auto 20px;border-radius:50%;
  background:var(--white);border:3px solid var(--gold-deep);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:30px;font-weight:900;color:var(--green);
  box-shadow:0 10px 24px rgba(15,75,72,0.10);
  transition:all .3s;
}
.flow-step:hover .flow-num{background:var(--green);border-color:var(--green);color:#fff;transform:scale(1.06)}
.flow-step h4{font-size:19px;color:var(--ink);margin-bottom:8px}
.flow-step p{font-size:14px;color:var(--ink-2);line-height:1.6}

/* ===== 大师 ===== */
.master-section{position:relative}
.master-slider{position:relative}
.master-track{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.master-card{
  background:var(--white);border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);transition:all .3s ease;
}
.master-card:hover{transform:translateY(-8px);box-shadow:var(--shadow)}
.master-img{width:100%;height:280px;object-fit:cover;border-bottom:1px solid var(--line)}
.master-body{padding:24px}
.master-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.master-name{font-size:22px;color:var(--green)}
.master-tag{
  font-size:12px;color:var(--orange-deep);background:rgba(232,156,110,0.14);
  padding:4px 12px;border-radius:20px;font-weight:600;
}
.master-meta{display:flex;gap:16px;font-size:13px;color:var(--ink-3);margin-bottom:14px}
.master-meta span{display:flex;align-items:center;gap:5px}
.master-desc{font-size:14px;color:var(--ink-2);line-height:1.7;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.master-btn{
  width:100%;padding:12px;border-radius:12px;font-size:15px;font-weight:600;
  background:var(--cream-2);color:var(--green);transition:all .25s;border:1px solid var(--line);
}
.master-btn:hover{background:var(--green);color:#fff}

/* ===== 排行工具 ===== */
.tools{background:linear-gradient(180deg,var(--cream) 0%,var(--cream-2) 100%);}
.block{
  background:var(--white);border-radius:24px;border:1px solid var(--line);
  box-shadow:var(--shadow-sm);margin-bottom:36px;overflow:hidden;
}
.block-head{
  padding:30px 36px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.block-title{font-size:28px;color:var(--green);display:flex;align-items:center;gap:14px}
.block-title .bar{width:5px;height:26px;border-radius:3px;background:linear-gradient(var(--orange),var(--orange-deep))}
.tabs{display:flex;gap:10px;background:var(--cream-2);padding:6px;border-radius:14px}
.tab{
  padding:10px 24px;border-radius:10px;font-size:15px;font-weight:600;color:var(--ink-2);
  transition:all .25s;white-space:nowrap;
}
.tab.active{background:var(--green);color:#fff;box-shadow:0 4px 12px rgba(15,75,72,0.3)}
.block-search{
  display:flex;align-items:center;gap:8px;background:var(--cream-2);
  border:1px solid var(--line);border-radius:12px;padding:8px 16px;
}
.block-search input{border:none;background:none;outline:none;font-size:15px;width:150px;color:var(--ink);font-family:inherit}
.block-search button{
  font-size:14px;color:var(--green);font-weight:600;padding:4px 8px;
}
.block-body{padding:34px 36px}
.char-grid{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.char-cell{
  width:45px;height:45px;border-radius:12px;
  background:var(--cream-2);border:1.5px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:20px;font-weight:500;color:var(--green);
  cursor:pointer;transition:all .22s;
}
.char-cell:hover{border-color:var(--orange);transform:translateY(-3px)}
.char-cell.active{background:var(--green);border-color:var(--green);color:var(--gold);box-shadow:0 8px 18px rgba(15,75,72,0.28)}
.char-cell small{position:absolute;font-size:10px;color:var(--ink-3)}

.detail-card{
  background:linear-gradient(160deg,var(--cream) 0%,#fff 100%);
  border:1px solid var(--line);border-radius:18px;padding:34px;
  border-left:5px solid var(--orange);
  display:none;
}
.detail-card.show{display:block;animation:fadeUp .4s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.detail-head{display:flex;align-items:center;gap:20px;margin-bottom:20px;flex-wrap:wrap}
.detail-char{
  width:68px;height:68px;border-radius:16px;flex-shrink:0;
  background:var(--green);display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:46px;font-weight:500;color:var(--gold);
  box-shadow:0 10px 24px rgba(15,75,72,0.3);
}
.detail-char.name{background:linear-gradient(135deg,var(--orange-deep),var(--orange));width:auto;padding:0 26px;font-size:44px}
.detail-info{display:flex;flex-wrap:wrap;gap:14px}
.detail-pill{
  font-size:13px;color:var(--ink-2);background:#fff;border:1px solid var(--line);
  padding:7px 16px;border-radius:30px;
}
.detail-pill b{color:var(--green);font-weight:700}
.stars{display:inline-flex;gap:2px;color:var(--orange);font-size:16px;letter-spacing:2px}
.stars .empty{color:var(--line)}
.detail-rows{margin-top:8px}
.detail-row{display:flex;gap:14px;margin-bottom:14px;font-size:15px;line-height:1.8}
.detail-row .k{flex-shrink:0;color:var(--orange-deep);font-weight:600;width:90px}
.detail-row .v{color:var(--ink-2)}
.pairs{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.pair-tag{
  font-family:var(--serif);font-size:16px;color:var(--green);background:#fff;
  border:1px solid var(--gold-deep);padding:6px 16px;border-radius:8px;transition:all .2s;
}
.pair-tag:hover{background:var(--green);color:var(--gold)}
.detail-link{
  display:inline-block;margin-top:20px;font-size:14px;color:var(--red);font-weight:600;
  border-bottom:1px solid transparent;transition:all .2s;
}
.detail-link:hover{border-color:var(--red)}

/* 名字标签 */
.name-tag-grid{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.name-tag{
  font-family:var(--serif);font-size:16px;color:var(--green);font-weight:500;
  background:var(--cream-2);border:1.5px solid var(--line);padding:10px 22px;border-radius:12px;
  transition:all .22s;cursor:pointer;
}
.name-tag:hover{border-color:var(--orange);transform:translateY(-2px)}
.name-tag.active{background:var(--green);border-color:var(--green);color:var(--gold)}

/* 百家姓 */
.surname-grid{display:grid;grid-template-columns:repeat(18,1fr);gap:12px;margin-bottom:28px}
.surname-cell{
  aspect-ratio:1;border-radius:12px;
  background:var(--cream-2);border:1.5px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:20px;font-weight:600;color:var(--green);
  cursor:pointer;transition:all .2s;
}
.surname-cell:hover{border-color:var(--orange);transform:translateY(-3px);background:#fff}
.surname-cell.active{background:var(--green);border-color:var(--green);color:var(--gold)}

/* ===== 知识库 ===== */
.knowledge-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.art-card{
  background:var(--white);border-radius:var(--radius);padding:28px;border:1px solid var(--line);
  transition:all .3s;display:flex;flex-direction:column;cursor:pointer;
}
.art-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.art-cat{
  font-size:12px;color:var(--orange-deep);background:rgba(232,156,110,0.12);
  padding:5px 14px;border-radius:20px;align-self:flex-start;margin-bottom:16px;font-weight:600;
}
.art-card h4{font-size:19px;color:var(--ink);margin-bottom:10px;line-height:1.5}
.art-card p{font-size:14px;color:var(--ink-2);line-height:1.7;flex:1}
.art-foot{display:flex;align-items:center;justify-content:space-between;margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3)}
.art-more{color:var(--green);font-weight:600;display:flex;align-items:center;gap:4px}

/* ===== 案例 ===== */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-card{
  background:var(--white);border-radius:var(--radius);padding:30px;border:1px solid var(--line);
  transition:all .3s;position:relative;
}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.case-name-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.case-name{font-family:var(--serif);font-size:28px;color:var(--green);font-weight:900}
.case-sex{font-size:12px;color:#fff;background:var(--orange-deep);padding:3px 12px;border-radius:20px}
.case-card .case-meta{font-size:13px;color:var(--ink-3);margin-bottom:14px}
.case-meaning{font-size:15px;color:var(--ink-2);line-height:1.8}
.case-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.case-tag{font-size:12px;color:var(--green);background:rgba(15,75,72,0.08);padding:4px 12px;border-radius:20px}

/* ===== 下载 ===== */
.download{
  background:linear-gradient(135deg,var(--green-deep) 0%,var(--green) 60%,var(--green-soft) 100%);
  color:#fff;position:relative;overflow:hidden;
}
.download::before{
  content:"";position:absolute;top:-40%;right:-10%;width:600px;height:600px;border-radius:50%;
  background:radial-gradient(circle,rgba(248,233,210,0.12),transparent 60%);
}
.download-inner{position:relative;display:grid;grid-template-columns:1.4fr 0.6fr;gap:60px;align-items:center}
.download-title{font-size:40px;color:var(--gold);margin-bottom:16px}
.download-desc{font-size:17px;color:rgba(255,255,255,0.85);margin-bottom:32px;max-width:560px}
.download-apps{display:flex;gap:16px;flex-wrap:wrap}
.app-btn{
  display:flex;align-items:center;gap:12px;background:rgba(255,255,255,0.12);
  border:1px solid rgba(248,233,210,0.35);border-radius:14px;padding:14px 24px;transition:all .25s;
}
.app-btn:hover{background:rgba(255,255,255,0.2);transform:translateY(-2px)}
.app-btn svg{width:28px;height:28px;stroke:var(--gold)}
.app-btn-t{font-size:11px;color:rgba(255,255,255,0.7)}
.app-btn-n{font-size:17px;font-weight:700;color:#fff}
.download-qr{
  background:#fff;border-radius:20px;padding:24px;text-align:center;width:240px;
  justify-self:end;box-shadow:0 20px 50px rgba(0,0,0,0.3);
}
.download-qr .qr-box{
  width:180px;height:180px;margin:0 auto 14px;border-radius:12px;overflow:hidden;
  background:var(--cream-2);display:flex;align-items:center;justify-content:center;
}
.qr-code{width:100%;height:100%;object-fit:cover}
.download-qr p{font-size:13px;color:var(--ink-2)}



/* 滚动显现 */
.reveal{opacity:0;transform:translateY(30px);transition:all .7s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}

/* 响应式 */
@media(max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .master-track{grid-template-columns:repeat(2,1fr)}
  .knowledge-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .surname-grid{grid-template-columns:repeat(6,1fr)}
  .flow-grid{grid-template-columns:repeat(3,1fr);gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .download-inner{grid-template-columns:1fr;gap:40px}
  .download-qr{justify-self:start}
  .nav-links{display:none}
}
@media(max-width:640px){
  .section{padding:64px 0}
  .section-title{font-size:32px}
  .hero-title{font-size:40px}
  .hero-stats{gap:24px}
  .adv-grid{grid-template-columns:1fr}
  .master-track{grid-template-columns:1fr}
  .knowledge-grid{grid-template-columns:1fr}
  .case-grid{grid-template-columns:1fr}
  .surname-grid{grid-template-columns:repeat(5,1fr)}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .block-head{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr}
}