:root{
    --cream:#fff8eb;
    --cream-2:#fffdf7;
    --navy:#102a43;
    --navy-2:#173f5f;
    --orange:#ff8a3d;
    --orange-2:#ffb36b;
    --purple:#b7a4ff;
    --purple-2:#ede8ff;
    --ink:#203040;
    --muted:#607085;
    --line:#eadfce;
    --card:#ffffff;
    --shadow:0 18px 45px rgba(16,42,67,.10);
    --radius:26px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;
    color:var(--ink);
    background:
        radial-gradient(circle at 12% 8%, rgba(255,138,61,.14), transparent 28%),
        radial-gradient(circle at 82% 0%, rgba(183,164,255,.18), transparent 30%),
        linear-gradient(180deg,var(--cream),#fff 46%,#f9f8ff);
    line-height:1.75;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
.site-header{
    position:sticky;top:0;z-index:20;
    display:flex;align-items:center;justify-content:space-between;
    gap:22px;padding:16px clamp(18px,4vw,64px);
    background:rgba(255,248,235,.86);backdrop-filter:blur(16px);
    border-bottom:1px solid rgba(234,223,206,.72);
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--navy)}
.brand-mark{
    width:48px;height:48px;border-radius:16px;display:grid;place-items:center;
    color:#fff;background:linear-gradient(135deg,var(--navy),var(--orange));
    box-shadow:0 12px 30px rgba(255,138,61,.24);
    letter-spacing:.5px;
}
.brand-text{font-size:18px;white-space:nowrap}
.site-nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.site-nav a{padding:9px 13px;border-radius:999px;color:var(--navy);font-weight:700;font-size:15px}
.site-nav a:hover,.site-nav a.active{background:#fff;color:var(--orange);box-shadow:0 8px 22px rgba(16,42,67,.08)}
.nav-toggle{display:none;border:0;border-radius:999px;background:var(--navy);color:#fff;padding:9px 16px;cursor:pointer}
.hero,.page-hero,.section,.split-section{width:min(1180px,calc(100% - 36px));margin:0 auto}
.hero{padding:72px 0 44px;display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 13px;border-radius:999px;background:rgba(183,164,255,.20);color:var(--navy);font-weight:800;font-size:14px}
h1,h2,h3{line-height:1.2;color:var(--navy);margin:0 0 14px}
h1{font-size:clamp(34px,6vw,68px);letter-spacing:-1.8px}
h2{font-size:clamp(28px,4vw,44px);letter-spacing:-.9px}
h3{font-size:22px}
p{margin:0 0 14px}.lead{font-size:18px;color:#45556b;max-width:760px}
.hero-actions,.action-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.btn{border:0;border-radius:999px;padding:12px 18px;background:var(--navy);color:#fff;font-weight:800;cursor:pointer;display:inline-flex;align-items:center;gap:8px;box-shadow:0 12px 26px rgba(16,42,67,.16)}
.btn.secondary{background:#fff;color:var(--navy);border:1px solid var(--line);box-shadow:none}.btn.orange{background:var(--orange)}
.notice-pill{display:inline-flex;gap:8px;align-items:center;margin-top:18px;padding:9px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--muted);font-size:14px}
.hero-card{position:relative;background:rgba(255,255,255,.82);border:1px solid rgba(234,223,206,.72);border-radius:34px;padding:22px;box-shadow:var(--shadow);overflow:hidden}
.hero-card:before{content:"";position:absolute;inset:auto -30px -60px auto;width:180px;height:180px;border-radius:50%;background:rgba(255,138,61,.16)}
.stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}
.stat{background:var(--cream-2);border:1px solid var(--line);border-radius:18px;padding:14px;text-align:center}
.stat strong{display:block;color:var(--navy);font-size:22px}.stat span{font-size:12px;color:var(--muted)}
.section{padding:50px 0}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:22px}.section-head p{max-width:670px;color:var(--muted)}
.grid{display:grid;gap:18px}.grid.three{grid-template-columns:repeat(3,1fr)}.grid.four{grid-template-columns:repeat(4,1fr)}.grid.two{grid-template-columns:repeat(2,1fr)}
.card{background:rgba(255,255,255,.90);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:0 10px 30px rgba(16,42,67,.06);position:relative;overflow:hidden}
.card.soft{background:linear-gradient(180deg,#fff,#fff9f2)}.card.purple{background:linear-gradient(180deg,#fff,#f4f0ff)}
.cover{border-radius:20px;overflow:hidden;margin-bottom:14px;border:1px solid var(--line);background:var(--cream)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:11px 0}.tag{font-size:12px;font-weight:800;padding:5px 9px;border-radius:999px;background:var(--purple-2);color:var(--navy)}.tag.orange{background:#fff0e4;color:#a74e16}.tag.blue{background:#eaf3ff;color:#17476f}
.meta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:14px;color:var(--muted);font-size:14px}.meta-row span{display:inline-flex;align-items:center;gap:4px}
.bookmark{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 12px;color:var(--navy);font-weight:800;cursor:pointer}.bookmark.saved{background:var(--navy);color:#fff}
.topic-list{display:grid;gap:12px}.topic{display:flex;gap:14px;align-items:flex-start;padding:15px;border-radius:20px;background:#fff;border:1px solid var(--line)}.topic-num{width:38px;height:38px;border-radius:14px;background:var(--orange);color:#fff;display:grid;place-items:center;font-weight:900;flex:0 0 auto}.topic p{color:var(--muted)}
.rating-card{display:grid;gap:13px}.stars{letter-spacing:2px;color:#ff9c32;font-size:22px}.score{font-size:32px;font-weight:900;color:var(--navy)}
.circle-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.circle{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:14px}.circle i{width:42px;height:42px;border-radius:15px;background:linear-gradient(135deg,var(--purple),var(--orange));display:grid;place-items:center;color:#fff;font-style:normal;font-weight:900}
.challenge{display:grid;grid-template-columns:.85fr 1.15fr;gap:20px;align-items:center}.challenge-list{display:grid;gap:12px}.challenge-step{padding:13px 15px;background:#fff;border:1px solid var(--line);border-radius:18px}
.review{display:flex;gap:13px;align-items:flex-start}.avatar{width:46px;height:46px;border-radius:16px;flex:0 0 auto;border:1px solid var(--line);background:#fff}.bubble{background:#fff;border:1px solid var(--line);border-radius:20px 20px 20px 6px;padding:14px;flex:1}.bubble p{color:#46566b}.bubble strong{color:var(--navy)}
.feed{display:grid;gap:14px}.feed-item{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:22px;padding:14px}.feed-item small{color:var(--muted)}
.cta{width:min(1180px,calc(100% - 36px));margin:34px auto 58px;padding:34px;border-radius:34px;background:linear-gradient(135deg,var(--navy),#265c80);color:#fff;display:grid;grid-template-columns:1.4fr .6fr;gap:20px;align-items:center;box-shadow:var(--shadow)}.cta h2{color:#fff}.cta p{color:rgba(255,255,255,.82)}
.page-hero{padding:58px 0 26px;display:grid;grid-template-columns:1fr .48fr;gap:28px;align-items:center}.page-hero .visual{background:#fff;border:1px solid var(--line);border-radius:30px;padding:16px;box-shadow:var(--shadow)}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}.list-row{display:grid;gap:12px}.list-row article{padding:18px;border:1px solid var(--line);border-radius:20px;background:#fff}.list-row article p{color:var(--muted)}
.timeline{display:grid;gap:14px}.timeline-item{position:relative;padding:18px 18px 18px 54px;background:#fff;border:1px solid var(--line);border-radius:22px}.timeline-item:before{content:"";position:absolute;left:20px;top:21px;width:16px;height:16px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 7px rgba(255,138,61,.16)}
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 13px;font-weight:800;color:var(--navy);cursor:pointer}.chip.active{background:var(--navy);color:#fff}
.table-like{display:grid;gap:10px}.rank{display:grid;grid-template-columns:56px 1fr auto;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px}.rank b{width:40px;height:40px;border-radius:14px;background:var(--purple-2);display:grid;place-items:center;color:var(--navy)}
.video-card{display:grid;grid-template-columns:140px 1fr;gap:16px;align-items:center}.play-badge{position:absolute;inset:50% auto auto 50%;transform:translate(-50%,-50%);width:48px;height:48px;border-radius:50%;background:rgba(16,42,67,.88);color:#fff;display:grid;place-items:center;font-weight:900}.thumb{position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--line)}
.form-grid{display:grid;gap:14px}.field label{display:block;font-weight:800;color:var(--navy);margin-bottom:6px}.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:16px;padding:12px 14px;background:#fff;color:var(--ink)}.field textarea{min-height:130px;resize:vertical}.hint{font-size:13px;color:var(--muted)}
.faq{display:grid;gap:12px}.faq details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:15px}.faq summary{cursor:pointer;font-weight:900;color:var(--navy)}.faq p{margin-top:10px;color:var(--muted)}
.site-footer{padding:34px clamp(18px,4vw,64px);background:#0d2438;color:#e9f2f9;margin-top:28px}.footer-grid{display:grid;grid-template-columns:1.1fr .9fr 1fr;gap:26px}.site-footer p{color:#b8c9d8;margin:6px 0}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:24px;padding-top:18px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:#c9d7e3}
.mini-label{font-size:12px;color:var(--muted);font-weight:800;text-transform:none}.data-note{font-size:13px;color:var(--muted);margin-top:10px}.empty-visual{min-height:140px;border-radius:22px;background:linear-gradient(135deg,rgba(255,138,61,.12),rgba(183,164,255,.18));border:1px dashed var(--line);display:grid;place-items:center;color:var(--navy);font-weight:900;text-align:center;padding:18px}
@media (max-width:980px){.hero,.page-hero,.cta{grid-template-columns:1fr}.grid.three,.grid.four{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr}.challenge{grid-template-columns:1fr}.section-head{align-items:flex-start;flex-direction:column}.video-card{grid-template-columns:1fr}.circle-list{grid-template-columns:1fr}}
@media (max-width:760px){.site-header{align-items:flex-start}.nav-toggle{display:inline-flex}.site-nav{display:none;width:100%;position:absolute;left:0;right:0;top:78px;background:rgba(255,248,235,.98);padding:14px 18px;border-bottom:1px solid var(--line);box-shadow:0 18px 30px rgba(16,42,67,.08)}.site-nav.open{display:grid;grid-template-columns:repeat(2,1fr)}.hero{padding-top:44px}.grid.two,.grid.three,.grid.four{grid-template-columns:1fr}.stats-row{grid-template-columns:1fr}.feed-item{grid-template-columns:auto 1fr}.feed-item .bookmark{grid-column:1/-1}.rank{grid-template-columns:42px 1fr}.rank .score{grid-column:2}.footer-bottom{display:grid}.brand-text{display:none}}