:root{--bg:#F8F3E9;--surface:#FFFCF6;--deep:#38264D;--title:#39294D;--text:#493F4B;--muted:#6D6271;--primary:#7552A3;--accent:#E8D38B;--border:#E7DDED;--lav:#F3EEF8;--yellow:#F7EDC8;--max:1160px;--shadow:0 14px 36px rgba(56,38,77,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:3px}img{display:block;max-width:100%;height:auto}.content-img{width:100%;max-width:100%;height:auto;object-fit:contain;object-position:center}.skip-link{position:absolute;left:-999px;top:8px;background:#fff;color:var(--deep);padding:10px 14px;z-index:999}.skip-link:focus{left:12px}.site-header{position:relative;z-index:50;background:rgba(255,252,246,.98);border-bottom:1px solid var(--border)}.header-inner{max-width:var(--max);min-height:72px;margin:auto;padding:0 28px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px}.brand{display:flex;align-items:center;min-height:44px}.brand-mark,.footer-mark{max-height:32px;width:auto;object-fit:contain}.brand-text{font-size:22px;font-weight:800;color:var(--deep);letter-spacing:.02em}.brand-text small{font-size:11px;font-weight:600;color:var(--muted);margin-left:5px}.desktop-nav{display:flex;justify-content:center;gap:24px}.desktop-nav a{position:relative;min-height:44px;display:flex;align-items:center;color:var(--text);font-weight:650}.desktop-nav a.active,.desktop-nav a:hover{color:var(--primary);text-decoration:none}.desktop-nav a.active:after{content:"";position:absolute;left:14%;right:14%;bottom:3px;height:2px;background:var(--primary);border-radius:2px}.header-actions{display:flex;align-items:center;gap:10px}.overview-toggle,.mobile-menu-toggle{min-height:44px;border:1px solid var(--border);background:var(--lav);color:var(--deep);border-radius:10px;padding:0 14px;font:inherit;font-weight:700;cursor:pointer}.mobile-service-link,.mobile-head-actions a{min-height:44px;display:flex;align-items:center;padding:0 10px;font-weight:700}.mobile-head-actions{display:none}.overview-panel{border-top:1px solid var(--border);background:#fffdf8;box-shadow:var(--shadow)}.overview-grid{max-width:960px;margin:auto;padding:26px 28px 30px;display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.overview-grid h2{font-size:15px;color:var(--deep);margin:0 0 10px}.overview-grid a{display:block;color:var(--text);padding:9px 0;border-bottom:1px solid #eee5ef}.overview-grid a:last-child{border:0}.overview-grid strong{display:block;font-size:15px}.overview-grid span{display:block;font-size:13px;color:var(--muted);margin-top:2px}.mobile-menu{display:none}.page-shell{max-width:var(--max);margin:auto;padding:0 28px}.page-hero{padding:54px 0 34px}.eyebrow{display:inline-block;margin-bottom:9px;color:var(--primary);font-size:14px;font-weight:800;letter-spacing:.08em}.page-hero h1{font-size:clamp(28px,3vw,34px);line-height:1.25;color:var(--title);margin:0 0 14px}.page-summary{max-width:820px;margin:0;color:var(--muted);font-size:17px}.breadcrumb{margin-top:16px;font-size:14px;color:var(--muted)}.breadcrumb a{color:var(--muted)}main{display:block}.section{padding:54px 0}.section.compact{padding:38px 0}.section h2{font-size:clamp(22px,2.4vw,26px);line-height:1.32;color:var(--title);margin:0 0 18px}.section h3{font-size:19px;line-height:1.4;color:var(--title);margin:0 0 10px}.section p{margin:0 0 14px}.soft{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.lavender{background:var(--lav)}.yellow{background:var(--yellow)}.lead-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center}.hero-copy h1{font-size:clamp(30px,4vw,38px);line-height:1.18;color:var(--title);margin:0 0 16px}.hero-copy p{font-size:17px;max-width:650px}.button-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;padding:0 18px;border-radius:10px;font-weight:750}.btn.primary{background:var(--primary);color:#fff}.btn.secondary{background:var(--yellow);color:var(--deep);border:1px solid #eadb9c}.media-frame{display:flex;align-items:center;justify-content:center;background:#fffaf1;border:1px solid var(--border);border-radius:14px;padding:16px;min-height:120px}.cover-frame{max-height:320px}.cover-frame img{max-height:286px;width:auto}.phone-frame img{max-height:390px;width:auto}.index-strip{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:12px}.index-strip .editor-note,.mini-link{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px}.mini-link strong{display:block;color:var(--deep);margin-bottom:5px}.mini-link span{display:block;font-size:14px;color:var(--muted);line-height:1.6}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:var(--surface);border:1px solid var(--border);border-radius:13px;padding:22px}.card p{color:var(--muted)}.card .text-link{font-weight:750}.split-media{display:grid;grid-template-columns:1fr 1.08fr;gap:36px;align-items:center}.split-media.reverse{grid-template-columns:1.08fr 1fr}.two-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px}.reading-list{display:grid;gap:0;border-top:1px solid var(--border)}.reading-item{display:grid;grid-template-columns:90px 1fr auto;gap:18px;align-items:start;padding:20px 0;border-bottom:1px solid var(--border)}.reading-item .num{font-weight:800;color:var(--primary)}.reading-item p{margin:0;color:var(--muted)}.reading-item a{font-weight:750;white-space:nowrap}.cross-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.cross-grid>div{padding:24px;border-radius:13px;border:1px solid var(--border);background:var(--surface)}.trust-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.trust-row>div{border-top:3px solid var(--accent);padding:18px 0}.service-links{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:18px}.article-layout{display:grid;grid-template-columns:minmax(0,820px) 260px;gap:42px;align-items:start}.article{max-width:820px}.article section{margin-bottom:38px}.article p{margin:0 0 15px}.article ul,.article ol{padding-left:1.25em}.article li{margin:8px 0}.side-nav{position:sticky;top:18px;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px}.side-nav h2{font-size:16px;margin:0 0 10px}.side-nav a{display:block;padding:8px 0;border-bottom:1px solid var(--border)}.side-nav a:last-child{border:0}.topic-groups{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.topic-group{background:var(--surface);border:1px solid var(--border);border-radius:13px;padding:22px}.topic-group ul{margin:10px 0 0;padding-left:1.1em}.category-row{display:grid;grid-template-columns:170px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--border)}.category-row strong{color:var(--title);font-size:18px}.checklist{counter-reset:item;display:grid;gap:14px}.check-item{position:relative;padding:20px 20px 20px 62px;background:var(--surface);border:1px solid var(--border);border-radius:12px}.check-item:before{counter-increment:item;content:counter(item,decimal-leading-zero);position:absolute;left:18px;top:18px;color:var(--primary);font-weight:850}.role-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.role-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px}.story-stack article{padding:22px 0;border-bottom:1px solid var(--border)}.story-stack article:first-child{padding-top:0}.story-stack article:last-child{border:0}.status-list{display:grid;gap:14px}.status{border-left:4px solid var(--accent);background:var(--surface);padding:18px 20px;border-radius:0 12px 12px 0}.rule-section{padding:20px 0;border-bottom:1px solid var(--border)}.rule-section:last-child{border:0}.faq-list{display:grid;gap:14px}.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px}.faq-item h2{font-size:18px;margin:0 0 8px}.site-footer{margin-top:58px;background:#efe7dc;border-top:1px solid #ded2e3}.footer-inner{max-width:var(--max);margin:auto;padding:42px 28px 30px;display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:26px}.footer-brand p{font-size:14px;color:var(--muted);max-width:290px}.footer-brand-link{display:inline-flex;min-height:44px;align-items:center;color:var(--deep)}.footer-links h2{font-size:14px;color:var(--deep);margin:0 0 10px}.footer-links a{display:block;color:var(--text);font-size:14px;padding:5px 0}.footer-bottom{border-top:1px solid #ded2e3;padding:16px 28px;text-align:center;color:var(--muted);font-size:13px}.footer-bottom p{margin:0}.bottom-nav{display:none}
@media(max-width:980px){.header-inner{padding:0 22px;gap:18px}.desktop-nav{gap:15px}.article-layout{grid-template-columns:1fr}.side-nav{position:static;display:grid;grid-template-columns:repeat(3,1fr);gap:0 16px}.footer-inner{grid-template-columns:1.4fr repeat(2,1fr)}.index-strip{grid-template-columns:repeat(2,1fr)}.index-strip .editor-note{grid-column:1/-1}.card-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){body{padding-bottom:72px}.header-inner{min-height:62px;padding:0 16px;grid-template-columns:auto 1fr auto}.desktop-nav,.header-actions{display:none}.mobile-head-actions{display:flex;justify-self:end;align-items:center;gap:6px}.brand-mark{max-height:28px}.overview-panel{display:none!important}.mobile-menu{display:block;background:#fffdf8;border-top:1px solid var(--border);padding:8px 16px 14px}.mobile-menu-group{border-bottom:1px solid var(--border)}.mobile-group-toggle{width:100%;min-height:48px;border:0;background:transparent;color:var(--deep);display:flex;align-items:center;justify-content:space-between;font:inherit;font-weight:800;padding:0;cursor:pointer}.mobile-group-links{padding:0 0 10px;display:grid;grid-template-columns:1fr 1fr;gap:8px}.mobile-group-links[hidden]{display:none}.mobile-group-links a{background:var(--lav);border-radius:10px;padding:10px;color:var(--text);font-weight:700}.mobile-group-links small{display:block;color:var(--muted);font-size:12px;line-height:1.45;margin-top:3px}.page-shell{padding:0 16px}.page-hero{padding:38px 0 25px}.page-summary{font-size:16px}.section{padding:40px 0}.lead-grid,.split-media,.split-media.reverse,.two-cards,.cross-grid{grid-template-columns:1fr}.lead-grid{gap:24px}.hero-copy{order:1}.lead-grid .media-frame{order:2}.cover-frame{max-height:260px}.cover-frame img{max-height:228px}.phone-frame img{max-height:320px}.card-grid,.topic-groups,.role-grid,.trust-row{grid-template-columns:1fr}.index-strip{grid-template-columns:1fr}.reading-item{grid-template-columns:56px 1fr}.reading-item a{grid-column:2}.category-row{grid-template-columns:1fr;gap:5px}.article-layout{display:block}.side-nav{grid-template-columns:1fr 1fr;margin-top:30px}.footer-inner{padding:34px 16px 24px;grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom{padding:14px 16px}.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:80;display:grid;grid-template-columns:repeat(5,1fr);min-height:58px;padding-bottom:env(safe-area-inset-bottom);background:#fffdf9;border-top:1px solid var(--border);box-shadow:0 -8px 24px rgba(56,38,77,.08)}.bottom-nav a{min-height:58px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px;font-weight:750}.bottom-nav a.active{color:var(--primary);background:var(--lav);text-decoration:none}}
@media(max-width:460px){.mobile-group-links{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr}.footer-brand{grid-column:auto}.side-nav{grid-template-columns:1fr}.button-row{flex-direction:column}.btn{width:100%}}