:root{
    --bg:#FBF7F2; --bg2:#F5EDE3; --card:#FFFFFF; --ink:#2B3A45; --muted:#6C7A86;
    --accent:#E07B83; --accent-deep:#C75D66; --accent-soft:#F9E7E5;
    --trust:#3F6E8E; --trust-soft:#E6EFF4;
    --green:#4F8A5B; --green-soft:#E8F2E9;
    --danger:#C2372F; --danger-soft:#FAE9E6;
    --line:#E8DED2; --radius:18px; --shadow:0 10px 30px rgba(43,58,69,.08);
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{font-family:'Nunito Sans',-apple-system,'Segoe UI',sans-serif;background:var(--bg);color:var(--ink);line-height:1.65;font-size:16px}
  h1,h2,h3,h4{font-family:'Lora',Georgia,serif;line-height:1.25;color:var(--ink);text-wrap:balance}
  a{color:var(--trust);text-decoration:none}
  a:hover{text-decoration:underline}
  img{max-width:100%;display:block}
  .wrap{max-width:1080px;margin:0 auto;padding:0 24px}
  /* ===== 顶部导航 ===== */
  header{position:sticky;top:0;z-index:50;background:rgba(251,247,242,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
  .nav{display:flex;align-items:center;justify-content:space-between;gap:16px;height:66px;flex-wrap:wrap}
  .brand{display:flex;align-items:center;gap:10px;font-family:'Lora',serif;font-weight:700;font-size:21px;color:var(--ink)}
  .brand img{height:26px;width:auto}
  .nav-links{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
  .nav-links a{padding:8px 14px;border-radius:999px;font-weight:600;font-size:15px;color:var(--ink)}
  .nav-links a:hover{background:var(--accent-soft);text-decoration:none}
  .nav-links a.active{background:var(--ink);color:#fff}
  .nav-cta{padding:8px 16px;border-radius:999px;background:var(--accent);color:#fff;font-weight:700}
  .nav-cta:hover{background:var(--accent-deep);text-decoration:none}
  /* ===== 通用区块 ===== */
  .section{padding:56px 0}
  .eyebrow{display:inline-block;font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-deep);margin-bottom:12px}
  .h-lead{font-size:clamp(28px,4.5vw,44px);font-weight:600}
  .lead{font-size:17px;color:var(--muted);max-width:640px}
  .btn{display:inline-flex;align-items:center;gap:8px;padding:15px 26px;border-radius:999px;font-weight:800;font-size:16px;border:none;cursor:pointer;transition:transform .12s ease}
  .btn:hover{transform:translateY(-2px)}
  .btn-primary{background:var(--accent);color:#fff}
  .btn-primary:hover{background:var(--accent-deep)}
  .btn-ghost{background:var(--trust-soft);color:var(--trust)}
  .btn-dark{background:var(--ink);color:#fff}
  .grid{display:grid;gap:20px}
  .card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
  /* ===== 首页 Hero ===== */
  .hero{position:relative;overflow:hidden;padding:64px 0 72px}
  .hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
  .hero h1{font-size:clamp(34px,5.5vw,54px);font-weight:600;margin:8px 0 18px}
  .hero .sub{font-size:19px;color:var(--muted);margin-bottom:26px;max-width:520px}
  .trust-line{display:flex;gap:16px;flex-wrap:wrap;margin-top:22px;color:var(--muted);font-size:14px}
  .trust-line span{display:inline-flex;align-items:center;gap:6px}
  .hero-img{border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}
  .hero-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:1/1}
  /* 三入口 */
  .three{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .three .card{padding:28px;display:flex;flex-direction:column;gap:12px}
  .three .card h3{font-size:20px}
  .three .card p{color:var(--muted);font-size:15px;flex:1}
  .icon-tile{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;background:var(--accent-soft)}
  .icon-tile svg{width:24px;height:24px;stroke:var(--accent-deep)}
  /* BAIT 卡 */
  .bait-band{background:var(--trust);color:#fff;border-radius:24px;padding:40px;display:grid;gap:22px}
  .bait-band h2{color:#fff}
  .bait-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
  .bait-item{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:16px;padding:18px}
  .bait-item b{display:block;font-family:'Lora',serif;font-size:20px;margin-bottom:6px}
  .bait-item span{font-size:13.5px;opacity:.9;display:block}
  .bait-badge{display:inline-block;background:rgba(255,255,255,.2);border-radius:999px;padding:3px 12px;font-size:12px;font-weight:700;margin-bottom:10px}
  /* 焦虑区 */
  .panic{background:var(--danger-soft);border-radius:24px;padding:40px;display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
  .panic h2{color:var(--danger)}
  .panic .p{color:#7A4A44}
  .panic figure img{border-radius:14px;border:1px solid rgba(194,55,47,.2)}
  /* 文章卡 */
  .post-card{display:flex;flex-direction:column;gap:8px}
  .post-card .meta{font-size:13px;color:var(--muted);display:flex;gap:10px}
  .post-card h3{font-size:20px}
  .post-card p{color:var(--muted);font-size:15px}
  .tag{display:inline-block;font-size:12px;font-weight:700;border-radius:999px;padding:2px 10px}
  .tag.green{background:var(--green-soft);color:var(--green)}
  .tag.blue{background:var(--trust-soft);color:var(--trust)}
  .tag.red{background:var(--danger-soft);color:var(--danger)}
  /* ===== 主题卡与主题页 ===== */
  .topic-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
  .topic-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;gap:8px;transition:border .15s,transform .12s ease;color:var(--ink)}
  .topic-card:hover{border-color:var(--accent);transform:translateY(-2px);text-decoration:none}
  .topic-card h3{font-size:17px}
  .topic-card p{color:var(--muted);font-size:13.5px;flex:1}
  .topic-chip{display:inline-block;font-size:12px;font-weight:700;border-radius:999px;padding:3px 12px;background:var(--bg2);color:var(--muted)}
  .topic-section{margin-bottom:42px}
  .topic-section-head{display:flex;align-items:baseline;gap:12px;margin-bottom:14px;flex-wrap:wrap}
  .topic-inprogress{background:var(--bg2);border-radius:14px;padding:16px 18px;color:var(--muted);font-size:14px}
  .topic-inprogress a{font-weight:700}
  /* ===== 测评 ===== */
  .quiz-box{max-width:680px;margin:0 auto}
  .q{display:none}
  .q.on{display:block;animation:fade .3s ease}
  @keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
  .q h2{font-size:24px;margin-bottom:6px}
  .q .hint{color:var(--muted);font-size:14px;margin-bottom:20px}
  .opt{display:block;border:1.5px solid var(--line);border-radius:14px;padding:15px 18px;margin-bottom:12px;cursor:pointer;transition:border .15s,background .15s}
  .opt:hover{border-color:var(--accent)}
  .opt.sel{border-color:var(--accent);background:var(--accent-soft);font-weight:700}
  .qbar{display:flex;gap:6px;margin-bottom:28px}
  .qbar i{flex:1;height:6px;border-radius:99px;background:var(--line)}
  .qbar i.on{background:var(--accent)}
  .progress-note{font-size:13px;color:var(--muted);text-align:center;margin-top:16px}
  /* 结果页 */
  .result-head{border-radius:20px;padding:30px;margin-bottom:22px}
  .lv1{background:var(--green-soft)} .lv2{background:var(--trust-soft)} .lv3{background:#FDF1D7} .lv4{background:var(--danger-soft)}
  .result-head h2{font-size:26px}
  .result-head p{margin-top:8px}
  .warn-card{background:var(--danger-soft);border-left:4px solid var(--danger);border-radius:12px;padding:16px 20px;margin:18px 0;color:#7A2E2A}
  .email-row{display:flex;gap:10px;flex-wrap:wrap}
  .email-row input{flex:1;min-width:200px;padding:14px 18px;border-radius:999px;border:1.5px solid var(--line);font-size:15px;font-family:inherit}
  .email-row input:focus{outline:none;border-color:var(--accent)}
  .ok-note{color:var(--green);font-weight:700;margin-top:10px;display:none}
  /* ===== 文章详情 ===== */
  .article{max-width:760px;margin:0 auto}
  .article h1{font-size:clamp(28px,4.5vw,40px);margin:10px 0 6px}
  .article .meta{color:var(--muted);font-size:14px;margin-bottom:22px;display:flex;gap:14px;flex-wrap:wrap}
  .answer30{background:var(--trust-soft);border:1px solid #CFE1EC;border-radius:16px;padding:20px;margin:24px 0}
  .answer30 b{color:var(--trust);font-size:13px;text-transform:uppercase;letter-spacing:.06em}
  .article h2{font-size:25px;margin:34px 0 12px}
  .article h3{font-size:20px;margin:22px 0 8px}
  .article p{margin-bottom:14px}
  .article ul,.article ol{margin:0 0 16px 22px}
  .article li{margin-bottom:8px}
  .article table{width:100%;border-collapse:collapse;margin:18px 0;font-size:15px}
  .article th,.article td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
  .article th{background:var(--bg2)}
  .article blockquote{border-left:4px solid var(--accent);padding:10px 18px;color:var(--muted);margin:16px 0;font-style:italic}
  .faq details{border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin-bottom:12px;background:var(--card)}
  .faq summary{font-weight:700;cursor:pointer}
  .faq p{margin-top:8px;color:var(--muted)}
  .find-help{background:var(--accent-soft);border-radius:18px;padding:26px;margin:30px 0;display:grid;gap:14px}
  .find-help h3{font-size:22px}
  .ibclc-mini{display:flex;gap:14px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px}
  .ibclc-mini img{width:56px;height:56px;border-radius:50%;object-fit:cover}
  .ibclc-mini .nm{font-weight:800}
  .ibclc-mini .cr{font-size:13px;color:var(--muted)}
  /* ===== 品牌页 ===== */
  .ibclc-hero{display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:start}
  .ibclc-photo{width:180px;height:180px;border-radius:22px;object-fit:cover;box-shadow:var(--shadow)}
  .ibclc-hero h1{font-size:32px}
  .ibclc-hero .cred{color:var(--trust);font-weight:700;margin:4px 0 8px}
  .chips{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}
  .chip{background:var(--bg2);border-radius:999px;padding:5px 14px;font-size:13px;font-weight:700}
  .field{border-top:1px solid var(--line);padding:14px 0}
  .field b{display:block;font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px}
  .form-box{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px;display:grid;gap:14px;box-shadow:var(--shadow)}
  .form-box label{font-weight:700;font-size:14px}
  .form-box input,.form-box textarea,.form-box select{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;font-size:15px;font-family:inherit;background:var(--bg)}
  .form-box input:focus,.form-box textarea:focus,.form-box select:focus{outline:none;border-color:var(--accent)}
  /* ===== footer ===== */
  footer{border-top:1px solid var(--line);padding:40px 0 30px;margin-top:40px;background:var(--bg2)}
  .foot-grid{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
  .disclaimer{font-size:12.5px;color:var(--muted);margin-top:18px;line-height:1.6}
  .for-ibclc{font-size:12.5px;color:var(--muted)}
  /* 响应式 */
  @media(max-width:860px){
    .hero-inner,.panic{grid-template-columns:1fr}
    .hero-img{order:-1;max-height:340px}
    .three,.bait-grid{grid-template-columns:1fr 1fr}
    .ibclc-hero{grid-template-columns:1fr}
    .section{padding:40px 0}
  }
  @media(max-width:520px){
    .three,.bait-grid{grid-template-columns:1fr}
    .nav{padding:8px 0}
    .nav-links a{padding:6px 10px;font-size:13.5px}
  }