@charset "UTF-8";
:root{--ink:#22343b;--muted:#64777b;--teal:#246d68;--teal-dark:#174c49;--mint:#eaf3ef;--cream:#fbf8f1;--gold:#c9964b;--line:#e4ebe7;--paper:#fff;--shadow:0 16px 40px rgba(30,61,56,.08);--max:1080px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.82}a{color:var(--teal);text-decoration:none}a:hover{color:var(--teal-dark);text-decoration:underline;text-underline-offset:3px}img,svg{max-width:100%}.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.topbar{background:var(--teal-dark);color:#dcece6;font-size:12px}.topbar .container{display:flex;justify-content:space-between;gap:18px;padding:7px 0}.topbar a{color:#fff}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.head-row{height:78px;display:flex;align-items:center;justify-content:space-between;gap:22px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);min-width:210px}.brand:hover{text-decoration:none}.brand-mark{width:42px;height:42px;border-radius:13px;background:linear-gradient(145deg,#e4f0e9,#f7ecd8);display:grid;place-items:center;color:var(--teal);font-weight:800;font-size:21px}.brand-name{display:flex;flex-direction:column;line-height:1.25}.brand-name strong{font-size:17px;letter-spacing:.04em}.brand-name small{font-size:10px;color:var(--muted);letter-spacing:.12em;margin-top:4px}.main-nav{display:flex;align-items:center;gap:20px}.main-nav a{font-size:14px;color:#43585c;white-space:nowrap}.main-nav a.active,.main-nav a:hover{color:var(--teal);font-weight:700;text-decoration:none}.nav-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--teal);border-radius:10px;padding:8px 12px;font-size:14px}
.hero{background:radial-gradient(circle at 82% 20%,rgba(201,150,75,.18),transparent 30%),linear-gradient(120deg,#f0f6f1 0%,#fbf8f1 62%,#f8f4ea 100%);border-bottom:1px solid #edf0e9}.hero-inner{padding:66px 0 60px;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(270px,.85fr);align-items:center;gap:50px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.eyebrow:before{content:"";width:24px;height:1px;background:var(--gold)}.hero h1{font-size:clamp(32px,4.2vw,48px);line-height:1.24;letter-spacing:-.035em;margin:17px 0 18px;max-width:700px}.hero p{font-size:17px;color:#52676a;max-width:670px;margin:0}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:27px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 18px;border-radius:7px;font-size:14px;font-weight:700;transition:.2s}.btn-primary{color:#fff;background:var(--teal);box-shadow:0 7px 18px rgba(36,109,104,.18)}.btn-primary:hover{background:var(--teal-dark);color:white;text-decoration:none}.btn-light{border:1px solid #cfddd5;color:var(--teal);background:rgba(255,255,255,.7)}.btn-light:hover{text-decoration:none;background:#fff}.hero-art{height:280px;position:relative;display:grid;place-items:center}.orb{position:absolute;border-radius:50%;filter:blur(.1px)}.orb.one{width:238px;height:238px;background:#dbe9df;right:42px;top:18px}.orb.two{width:132px;height:132px;background:#f0dfc0;right:0;bottom:13px}.orb.three{width:62px;height:62px;background:#c8dfd5;left:35px;top:18px}.hero-card{position:relative;width:min(290px,90%);padding:25px 23px;background:rgba(255,255,255,.88);border:1px solid rgba(255,255,255,.9);border-radius:20px;box-shadow:var(--shadow)}.hero-card .symbol{width:45px;height:45px;border-radius:14px;background:var(--mint);display:grid;place-items:center;color:var(--teal);font-size:23px}.hero-card strong{display:block;font-size:17px;margin:15px 0 5px}.hero-card span{display:block;color:var(--muted);font-size:12px;line-height:1.7}.hero-card .mini-line{height:6px;border-radius:99px;background:#edf1ed;margin-top:13px;overflow:hidden}.hero-card .mini-line i{display:block;width:70%;height:100%;background:linear-gradient(90deg,#78a99b,#c9a66d);border-radius:99px}
.page-hero .hero-inner{padding:43px 0 38px;display:block}.page-hero h1{font-size:clamp(28px,3.3vw,38px);max-width:850px}.breadcrumb{font-size:12px;color:#82918f;margin-bottom:14px}.breadcrumb a{color:#748682}.breadcrumb span{margin:0 7px;color:#a9b3af}.page-hero p{max-width:820px;font-size:16px}
main{padding:54px 0 72px}.home-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(250px,.8fr);gap:35px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:15px;margin-bottom:23px}.section-head h2{font-size:25px;line-height:1.3;margin:0;letter-spacing:-.02em}.section-head p{font-size:13px;color:var(--muted);margin:5px 0 0}.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.topic-card{display:block;border:1px solid var(--line);border-radius:13px;background:#fff;padding:20px;transition:.2s;color:var(--ink);min-width:0}.topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#c9ddd4;text-decoration:none}.topic-no{font-size:11px;color:var(--gold);font-weight:800;letter-spacing:.1em}.topic-card h3{font-size:17px;margin:8px 0 7px;color:#263c40}.topic-card p{font-size:13px;color:var(--muted);margin:0}.topic-card .more{display:block;margin-top:13px;color:var(--teal);font-size:12px;font-weight:700}.sidebar{display:flex;flex-direction:column;gap:17px}.side-box{padding:21px;border-radius:13px;background:#f6f8f5;border:1px solid var(--line)}.side-box h3{font-size:16px;margin:0 0 12px}.side-box p,.side-box li{font-size:13px;color:#637573}.side-box ul{margin:0;padding-left:18px}.side-box li+li{margin-top:8px}.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}.tag-cloud a{font-size:12px;padding:5px 10px;border:1px solid #dbe6df;border-radius:30px;background:#fff;color:#59716c}.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:42px;align-items:start}.article{min-width:0}.article section{padding:0 0 26px;margin:0 0 28px;border-bottom:1px solid var(--line)}.article section:last-child{border-bottom:0}.article h2{font-size:23px;line-height:1.4;margin:0 0 14px;letter-spacing:-.02em}.article p{margin:0 0 13px;color:#455b5f}.article ul,.article ol{padding-left:23px;margin:10px 0 15px;color:#455b5f}.article li{padding-left:3px;margin:8px 0}.article .callout{padding:17px 19px;border-left:3px solid var(--gold);background:#fbf8f1;border-radius:0 10px 10px 0;margin:19px 0;color:#5a6661;font-size:14px}.article a{overflow-wrap:anywhere}.article-meta{font-size:12px;color:#879590;margin-bottom:22px}.side-sticky{position:sticky;top:105px}.side-nav{border:1px solid var(--line);border-radius:12px;padding:19px;background:#fff}.side-nav h3{margin:0 0 12px;font-size:15px}.side-nav a{display:block;padding:7px 0;border-bottom:1px solid #eef2ef;font-size:13px;color:#5e7470}.side-nav a:last-child{border-bottom:0}.source-list{padding-left:20px}.source-list li{margin:12px 0;font-size:14px}.source-list a{font-weight:700}.notice{padding:18px 20px;border:1px solid #e9dfc9;background:#fbf8f1;border-radius:12px;color:#655943;font-size:13px;margin:22px 0}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:30px 0}.stat{padding:17px;border:1px solid var(--line);border-radius:12px;background:white}.stat strong{display:block;font-size:18px;color:var(--teal)}.stat span{font-size:12px;color:var(--muted)}.faq-list details{border-bottom:1px solid var(--line);padding:15px 0}.faq-list summary{cursor:pointer;font-weight:700;color:#2c4549}.faq-list details p{margin:10px 0 0;color:var(--muted);font-size:14px}.search-panel{display:flex;gap:8px;margin:0 0 22px}.search-panel input{flex:1;min-width:0;border:1px solid #dbe4df;border-radius:8px;padding:12px 14px;font:inherit;font-size:14px}.search-panel button{border:0;border-radius:8px;background:var(--teal);color:white;padding:0 16px;font-weight:700;cursor:pointer}
footer{background:#183f3d;color:#d8e7e1;padding:42px 0 24px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:35px}.footer-brand strong{font-size:18px;color:#fff}.footer-brand p{max-width:360px;font-size:13px;color:#b8cbc3}.footer-col h3{font-size:13px;color:#fff;margin:0 0 13px}.footer-col a{display:block;color:#c2d4cc;font-size:12px;margin:7px 0}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:30px;padding-top:17px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;color:#a9c0b7;font-size:11px}.footer-bottom a{color:#c8dbd3}.legal-note{font-size:11px;color:#a9c0b7;line-height:1.7;margin-top:14px;max-width:850px}
@media(max-width:900px){.main-nav{gap:12px}.main-nav a{font-size:13px}.content-layout{grid-template-columns:minmax(0,1fr) 220px;gap:26px}.hero-inner{gap:25px}.home-grid{gap:24px}}
@media(max-width:760px){.container{width:min(var(--max),calc(100% - 32px))}.topbar .container{font-size:11px}.head-row{height:68px}.nav-toggle{display:block}.main-nav{display:none;position:absolute;left:0;right:0;top:68px;background:white;border-bottom:1px solid var(--line);padding:12px 20px 18px;flex-direction:column;align-items:stretch;gap:0;box-shadow:0 12px 20px rgba(20,50,45,.08)}.main-nav.open{display:flex}.main-nav a{padding:9px 0;border-bottom:1px solid #f0f3f0;font-size:14px}.brand{min-width:0}.brand-mark{width:38px;height:38px}.brand-name strong{font-size:15px}.hero-inner{grid-template-columns:1fr;padding:45px 0 35px;gap:10px}.hero h1{font-size:34px}.hero p{font-size:15px}.hero-art{height:195px}.orb.one{width:170px;height:170px;right:calc(50% - 110px);top:0}.orb.two{width:95px;height:95px;right:calc(50% - 140px);bottom:2px}.orb.three{left:calc(50% - 140px);top:8px}.hero-card{width:245px;padding:16px 18px}.hero-card .symbol{width:35px;height:35px}.hero-card strong{font-size:15px;margin:9px 0 2px}.hero-card span{font-size:11px}.page-hero .hero-inner{padding:30px 0 26px}.page-hero h1{font-size:29px}.page-hero p{font-size:14px}main{padding:36px 0 50px}.home-grid,.content-layout{grid-template-columns:1fr;gap:24px}.topic-grid{gap:10px}.topic-card{padding:15px}.topic-card h3{font-size:15px}.topic-card p{font-size:12px}.side-sticky{position:static}.side-nav{display:none}.section-head h2{font-size:22px}.article h2{font-size:20px}.footer-grid{grid-template-columns:1fr 1fr;gap:22px}.footer-brand{grid-column:1/-1}.stats{grid-template-columns:1fr 1fr 1fr;gap:8px}.stat{padding:12px}.stat strong{font-size:16px}}
@media(max-width:420px){.container{width:calc(100% - 28px)}.topic-grid{grid-template-columns:1fr}.stats{grid-template-columns:1fr}.hero h1{font-size:31px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}}