:root{--bg:#FFF5F6;--deep:#F8E6EA;--surface:#fff;--soft:#FDEEF1;--title:#5A1420;--text:#4A2028;--muted:#8A4A58;--subtle:#B07884;--brand:#E03A5C;--bright:#F05A78;--dark:#B01E3C;--rose:#F7C8D0;--cream:#FFF8F6;--line:rgba(224,58,92,.18);--line-strong:rgba(224,58,92,.46);--shadow:0 12px 28px rgba(90,20,32,.08);--max:1120px;--r:12px}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.7 Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}body.ui-locked{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}button{color:inherit}.shell{width:min(calc(100% - 32px),var(--max));margin:0 auto}.skip-link{position:fixed;left:16px;top:-60px;z-index:200;background:var(--dark);color:var(--cream);padding:8px 12px;border-radius:8px}.skip-link:focus{top:8px}.site-head{position:relative;z-index:80}.sugar-line{position:fixed;top:0;left:0;right:0;height:22px;background:var(--dark);color:var(--cream);z-index:90;font-size:12px}.sugar-line-inner{height:22px;display:flex;align-items:center;justify-content:space-between;gap:16px}.text-control{border:0;background:transparent;color:var(--cream);padding:0 4px;cursor:pointer;height:22px}.core-bar{position:fixed;top:22px;left:0;right:0;height:60px;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);z-index:90;backdrop-filter:blur(10px)}.core-bar-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center}.brand-link{justify-self:start;min-height:44px;display:flex;align-items:center}.brand-link img{height:28px;width:auto;max-width:180px;object-fit:contain}.brand-text{font-size:16px;font-weight:800;color:var(--title)}.drawer-trigger,.icon-control{min-width:64px;min-height:44px;border:1px solid var(--line);background:var(--cream);border-radius:10px;cursor:pointer}.drawer-trigger{justify-self:center;color:var(--title);font-weight:700}.app-link{justify-self:end;min-height:44px;display:inline-flex;align-items:center;padding:0 15px;border-radius:10px;background:linear-gradient(135deg,var(--bright) 0%,var(--brand) 55%,var(--dark) 100%);color:var(--cream);font-size:14px;font-weight:700}.topic-tabs{position:fixed;top:82px;left:0;right:0;height:40px;background:var(--cream);border-bottom:1px solid var(--line);z-index:75}.topic-tabs-inner{display:flex;justify-content:center;align-items:center;height:40px;gap:8px}.topic-tabs a{height:30px;min-width:88px;padding:0 18px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--muted)}.topic-tabs a:hover,.topic-tabs a:focus-visible{background:var(--soft)}.topic-tabs a.is-current{background:var(--brand);color:var(--cream)}.page-main{padding:154px 0 64px;min-height:72vh}.page-head{margin-bottom:24px}.eyebrow{font-size:12px;letter-spacing:.16em;color:var(--brand);font-weight:800;text-transform:uppercase}.page-head h1,.hero-copy h1{margin:8px 0 12px;color:var(--title);font-size:24px;line-height:1.3}.page-head p,.hero-copy p{margin:0;max-width:820px}.lead{font-size:16px;color:var(--muted)}.section{margin-top:26px}.section-title{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:13px}.section-title h2{font-size:20px;line-height:1.4;color:var(--title);margin:0}.section-title p{margin:0;color:var(--muted);font-size:13px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}.pad{padding:22px}.grid-2,.grid-3,.grid-4{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.hero{background:linear-gradient(145deg,#fff 0%,var(--soft) 100%);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}.hero-image{height:260px;background:var(--cream);display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line)}.hero-image img{width:100%;height:100%;object-fit:contain;object-position:center}.hero-copy{padding:22px}.hero-actions,.button-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.btn{min-height:42px;padding:0 16px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;border:1px solid transparent}.btn-primary{background:linear-gradient(135deg,var(--bright) 0%,var(--brand) 55%,var(--dark) 100%);color:var(--cream)}.btn-secondary{background:#fff;border-color:var(--brand);color:var(--title)}.btn:hover{transform:translateY(-1px)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(224,58,92,.28);outline-offset:2px}.image-slot{height:180px;background:var(--cream);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden}.image-slot.tall{height:200px}.image-slot.app-portrait{height:340px}.image-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.content-card{overflow:hidden}.content-card .body{padding:18px}.content-card h3{margin:0 0 8px;color:var(--title);font-size:16px}.content-card p{margin:0;color:var(--muted)}.numbered{counter-reset:item;display:grid;gap:12px}.numbered article{position:relative;padding:18px 18px 18px 74px;background:#fff;border:1px solid var(--line);border-radius:12px}.numbered article:before{counter-increment:item;content:counter(item,decimal-leading-zero);position:absolute;left:18px;top:16px;color:var(--brand);font-size:24px;font-weight:900}.numbered h3{margin:0 0 5px;color:var(--title)}.numbered p{margin:0}.shelf{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.shelf a,.shelf article{display:block;padding:18px;background:#fff;border:1px solid var(--line);border-radius:12px;min-height:132px}.shelf b{display:block;color:var(--title);margin-bottom:6px}.shelf span,.shelf p{color:var(--muted);margin:0}.timeline{position:relative;padding-left:28px}.timeline:before{content:"";position:absolute;left:8px;top:7px;bottom:7px;width:2px;background:var(--rose)}.timeline article{position:relative;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:12px}.timeline article:before{content:"";position:absolute;left:-26px;top:22px;width:12px;height:12px;background:var(--brand);border:3px solid var(--bg);border-radius:50%}.status{display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border-radius:999px;background:var(--soft);color:var(--brand);font-size:12px;font-weight:800}.prose{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px}.prose h2{font-size:20px;color:var(--title);margin:0 0 10px}.prose h3{font-size:16px;color:var(--title);margin:20px 0 8px}.prose p{margin:0 0 12px}.prose p:last-child{margin-bottom:0}.prose ul{padding-left:1.25em;margin:8px 0 0}.quote-note{border-left:4px solid var(--brand);background:var(--soft);padding:14px 16px;border-radius:0 10px 10px 0;color:var(--muted)}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}.faq-item h2,.faq-item h3{font-size:16px;color:var(--title);margin:0 0 8px}.faq-item p{margin:0}.site-footer{background:#3A1018;color:#FDEEF1;border-top:1px solid rgba(247,200,208,.28);padding:34px 0 28px;font-size:13px}.footer-grid{display:grid;grid-template-columns:220px 1fr;gap:28px}.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:6px}.footer-brand img{height:28px;width:auto;object-fit:contain;filter:brightness(0) invert(1);opacity:.9}.footer-brand strong{font-size:16px}.footer-brand span{color:#F7C8D0}.footer-nav{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.footer-nav div{display:flex;flex-direction:column;gap:5px}.footer-nav b{color:#fff;margin-bottom:3px}.footer-nav a{color:#FDEEF1}.footer-nav a:hover{text-decoration:underline}.footer-note{border-top:1px solid rgba(247,200,208,.2);margin-top:24px;padding-top:18px;color:#F7C8D0}.footer-note p{margin:4px 0}.ui-mask{position:fixed;inset:0;background:rgba(58,16,24,.48);z-index:110;visibility:hidden;opacity:0;pointer-events:none;transition:.22s}.ui-mask.is-visible{visibility:visible;opacity:1;pointer-events:auto}.drawer-panel{position:fixed;top:0;bottom:0;left:0;width:400px;max-width:86vw;background:#fff;z-index:120;transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:transform .24s ease,visibility .24s;box-shadow:24px 0 60px rgba(58,16,24,.18)}.drawer-panel.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{height:74px;padding:12px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:14px}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-brand img{height:28px;width:auto;object-fit:contain}.drawer-scroll{height:calc(100% - 74px);overflow:auto;padding:14px 16px 30px}.drawer-scroll section{margin-bottom:20px}.drawer-scroll h2{font-size:13px;color:var(--brand);margin:0 0 8px}.drawer-scroll a{display:grid;grid-template-columns:78px 1fr;gap:8px;padding:10px 8px;border-radius:9px}.drawer-scroll a:hover{background:var(--soft)}.drawer-scroll b{color:var(--title)}.drawer-scroll span{font-size:12px;color:var(--muted)}.search-layer{position:fixed;top:82px;left:0;right:0;z-index:125;visibility:hidden;opacity:0;pointer-events:none;transition:.2s}.search-layer.is-open{visibility:visible;opacity:1;pointer-events:auto}.search-card{width:min(calc(100% - 32px),860px);margin:14px auto;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 50px rgba(58,16,24,.16);padding:18px}.search-top{display:flex;align-items:center;justify-content:space-between;gap:20px}.search-top div{display:flex;flex-direction:column}.search-top span{font-size:12px;color:var(--brand)}.search-top strong{color:var(--title)}.search-input-wrap{display:grid;gap:6px;margin-top:14px;color:var(--muted);font-size:12px}.search-input-wrap input{width:100%;height:44px;border:1px solid var(--line-strong);border-radius:10px;padding:0 12px;color:var(--text);background:var(--cream)}.preset-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.preset-links a{min-height:40px;padding:0 14px;display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:10px;background:var(--soft);color:var(--title)}.mobile-bottom{display:none}.tag-row{display:flex;flex-wrap:wrap;gap:8px}.tag-row span,.tag-row a{display:inline-flex;align-items:center;min-height:30px;padding:0 10px;border-radius:999px;background:var(--soft);color:var(--muted);font-size:12px}.split-feature{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:16px}.stack{display:grid;gap:12px}.mini-card{padding:16px;background:#fff;border:1px solid var(--line);border-radius:12px}.mini-card h3{margin:0 0 6px;color:var(--title)}.mini-card p{margin:0}.app-layout{display:grid;grid-template-columns:minmax(260px,.72fr) minmax(0,1.28fr);gap:18px;align-items:stretch}.muted{color:var(--muted)}.kicker-box{padding:18px;background:linear-gradient(135deg,var(--soft),#fff);border:1px solid var(--line);border-radius:12px}.kicker-box strong{display:block;color:var(--title);font-size:18px;margin-bottom:4px}
@media(max-width:860px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:1fr}.shelf{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr}.footer-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.split-feature,.app-layout{grid-template-columns:1fr}}
@media(max-width:680px){body{font-size:15px}.shell{width:calc(100% - 32px)}.topic-tabs{display:none}.page-main{padding-top:108px;padding-bottom:82px}.core-bar-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.brand-link img{height:26px;max-width:132px}.brand-text{font-size:15px}.drawer-trigger{min-width:60px}.app-link{padding:0 11px;min-width:68px;justify-content:center}.grid-2,.grid-4,.shelf{grid-template-columns:1fr}.hero-image{height:260px}.image-slot{height:180px}.image-slot.tall{height:200px}.image-slot.app-portrait{height:320px}.page-head h1,.hero-copy h1{font-size:24px}.section-title{align-items:flex-start;flex-direction:column;gap:4px}.footer-nav{grid-template-columns:1fr 1fr}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:85;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.98);border-top:1px solid var(--line)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-width:0;font-size:12px;color:var(--muted)}.mobile-bottom a.is-current{background:var(--brand);color:var(--cream);font-weight:800}.site-footer{padding-bottom:82px}.search-layer{top:0;bottom:0;background:var(--dark);color:var(--cream)}.search-card{height:100%;width:100%;margin:0;border:0;border-radius:0;background:var(--dark);box-shadow:none;padding:calc(24px + env(safe-area-inset-top)) 16px 24px}.search-top span,.search-top strong{color:var(--cream)}.search-top strong{font-size:18px}.search-top .icon-control{background:transparent;color:var(--cream);border-color:rgba(255,255,255,.3)}.search-input-wrap{color:var(--cream)}.search-input-wrap input{background:var(--cream);border-color:rgba(255,255,255,.5)}.preset-links a{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.24);color:var(--cream)}.drawer-panel{max-width:86vw}.drawer-scroll a{grid-template-columns:68px 1fr}.footer-brand img{filter:brightness(0) invert(1)}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}