:root{--bg:#f7f1d8;--deep:#e8dfa8;--paper:#fff9e8;--soft:#f0e8c0;--ink:#16140c;--text:#2a2614;--muted:#6d6638;--yellow:#e8c430;--line:rgba(22,20,12,.14);--shadow:0 14px 32px rgba(22,20,12,.11)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.72 system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{display:block;max-width:100%}.shell{width:min(960px,calc(100% - 32px));margin:auto}.topline{height:22px;background:var(--ink);color:var(--yellow);position:fixed;inset:0 0 auto;z-index:70;font-size:12px}.topline-inner{height:22px;display:flex;align-items:center;justify-content:space-between}.text-button,.menu-button,.side-head button,.search-head button{border:0;background:none;color:inherit;cursor:pointer}.site-head{height:58px;background:rgba(255,249,232,.97);border-bottom:1px solid var(--line);position:fixed;top:22px;left:0;right:0;z-index:69}.head-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.brand{min-width:110px;display:flex;align-items:center}.brand img,.footer-logo img,.mini-brand img{height:26px;width:auto;object-fit:contain}.brand strong{font-size:17px;color:var(--ink)}.head-actions{display:flex;gap:8px;align-items:center}.head-app,.menu-button{min-height:42px;display:inline-flex;align-items:center;padding:0 16px;border-radius:12px}.head-app{background:var(--ink);color:var(--yellow)}.menu-button{border:1px solid var(--ink);background:var(--paper);color:var(--ink)}.quicknav{height:50px;position:fixed;top:80px;left:0;right:0;z-index:68;background:rgba(247,241,216,.96);border-bottom:1px solid var(--line)}.quicknav-inner{height:100%;display:flex;justify-content:center;align-items:center;gap:10px}.quicknav a{min-width:118px;height:30px;display:flex;align-items:center;justify-content:center;border:1px solid var(--ink);border-radius:14px;font-size:13px}.quicknav a.is-active{background:var(--ink);color:var(--yellow)}.page-main{padding-top:154px;min-height:60vh}.page-hero{padding:42px 0 28px}.kicker{display:inline-flex;padding:4px 10px;border:1px solid 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img{width:100%;height:100%;max-height:240px;object-fit:contain;object-position:center}.media-slot.tall{min-height:260px}.media-slot.tall img{max-height:320px}.media-slot.banner{min-height:170px}.media-slot.banner img{max-height:200px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.card{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 1px 0 rgba(22,20,12,.02)}.card.dark{background:var(--ink);color:var(--bg)}.card.dark h2,.card.dark h3{color:var(--yellow)}.card.yellow{background:var(--yellow);color:var(--ink)}.card h3{font-size:17px;margin:0 0 8px;color:var(--ink)}.card p{margin:0}.number{font-size:32px;font-weight:800;color:var(--yellow);line-height:1}.steps{display:grid;gap:12px}.step{display:grid;grid-template-columns:58px 1fr;gap:16px;background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:18px}.step b{font-size:28px;color:var(--ink)}.step h3{margin:0 0 6px}.strip-list{display:grid;gap:12px}.strip{display:grid;grid-template-columns:180px 1fr;gap:18px;align-items:start;border-top:1px solid var(--ink);padding:16px 0}.strip h3{margin:0;font-size:17px}.folds{display:grid;grid-template-columns:1.15fr .85fr;gap:16px}.fold-main,.fold-side{display:grid;gap:16px}.quote-block{background:var(--ink);color:var(--paper);padding:24px;border-radius:16px}.quote-block strong{display:block;color:var(--yellow);font-size:20px;margin-bottom:6px}.tag-row{display:flex;gap:8px;flex-wrap:wrap}.tag{display:inline-flex;padding:5px 10px;border-radius:999px;background:var(--soft);border:1px solid var(--line);font-size:12px}.check-list{display:grid;gap:10px}.check-item{background:var(--paper);border-left:4px solid var(--yellow);padding:15px 16px;border-radius:0 14px 14px 0}.article-copy{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:24px}.article-copy h2{margin-top:28px}.article-copy h2:first-child{margin-top:0}.article-copy p{margin:0 0 14px}.article-copy ul{padding-left:20px}.center-card{max-width:700px;margin:auto;text-align:center}.center-card .media-slot{margin:18px auto}.faq-list{display:grid;gap:12px}.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:20px}.faq-item h2{font-size:17px;margin:0 0 8px}.site-footer{margin-top:44px;background:var(--ink);color:#f7f1d8;border-top:2px solid var(--yellow);padding:32px 0 24px}.footer-brand{display:grid;grid-template-columns:260px 1fr;gap:30px;align-items:start}.footer-logo{display:flex;align-items:center;gap:10px}.footer-logo strong{color:var(--yellow)}.footer-logo span{font-size:12px;opacity:.7}.footer-brand p{margin:0;color:#ddd4aa}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-top:28px}.footer-links h2{font-size:14px;color:var(--yellow);margin:0 0 8px}.footer-links a{display:block;padding:3px 0;font-size:13px;color:#f7f1d8}.copyright{border-top:1px solid rgba(232,196,48,.25);padding-top:18px;margin-top:22px;font-size:12px;color:#cfc69e}.overlay{position:fixed;inset:0;background:rgba(22,20,12,.46);z-index:80;opacity:0;visibility:hidden;pointer-events:none;transition:.22s}.overlay.show{opacity:1;visibility:visible;pointer-events:auto}.side-menu{position:fixed;top:92px;right:16px;width:min(420px,32vw);max-height:calc(100vh - 112px);overflow:auto;background:var(--paper);z-index:82;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);transform:translateX(calc(100% + 40px));visibility:hidden;pointer-events:none;transition:.25s}.side-menu.show{transform:translateX(0);visibility:visible;pointer-events:auto}.side-head{position:sticky;top:0;background:var(--paper);display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid var(--line);z-index:2}.mini-brand{display:flex;align-items:center;gap:8px}.side-head 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@media (hover:hover){a:hover{opacity:.78}.btn:hover,.head-app:hover,.menu-button:hover{transform:translateY(-1px)}}
:focus-visible{outline:3px solid var(--yellow);outline-offset:3px}