:root{
 --bg:#F3EEEA;--deep:#E7E1DC;--paper:#FFFBFA;--soft:#EFE6E4;--title:#3D3336;--text:#4F4548;--muted:#8A7A7E;--quiet:#A39A96;--pink:#D9A0AE;--rose:#C47B8A;--mist:#E8C9D0;--gray:#9B938E;--clay:#D4B8A8;--sage:#9BB0A5;--line:rgba(196,123,138,.22);--line-strong:rgba(196,123,138,.40);--shadow:0 16px 36px rgba(61,51,54,.08);--radius:18px;--max:1180px;
}
*{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;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{max-width:100%;display:block}.shell,.top-shell{width:min(var(--max),calc(100% - 32px));margin:0 auto}.site-header{position:fixed;inset:0 0 auto 0;z-index:90;box-shadow:0 5px 20px rgba(61,51,54,.05)}.cloud-line{height:22px;background:var(--rose);color:#fff;font-size:12px;line-height:22px}.top-shell{height:100%}.cloud-line .top-shell{display:flex;justify-content:space-between;align-items:center}.text-button{height:22px;border:0;background:transparent;color:#fff;padding:0 6px}.text-button:focus-visible,.text-button:hover{text-decoration:underline}.lintel-bar{height:64px;background:rgba(255,251,250,.98);border-bottom:1px solid var(--line)}.lintel-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand-link{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo-img{height:34px;max-width:210px;object-fit:contain;object-position:left center}.brand-wordmark{font-size:20px;font-weight:800;color:var(--title);letter-spacing:.08em}.book-trigger,.app-link{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:0 18px}.book-trigger{border:1px solid var(--line-strong);background:var(--paper);color:var(--title)}.app-link{justify-self:end;background:linear-gradient(135deg,#E8C9D0 0%,#D9A0AE 52%,#C47B8A 100%);color:#fff;font-weight:700}.book-trigger:hover,.book-trigger:focus-visible,.app-link:hover,.app-link:focus-visible{outline:3px solid rgba(196,123,138,.16);outline-offset:2px}.pink-strip{height:44px;background:var(--soft);border-bottom:1px solid var(--line)}.strip-inner{display:flex;align-items:center;gap:8px}.strip-inner a{height:30px;display:flex;align-items:center;padding:0 12px;border-radius:9px;color:var(--title);white-space:nowrap}.strip-inner a:hover,.strip-inner a:focus-visible{background:var(--paper);outline:none}.strip-inner a.active{background:var(--rose);color:#fff}.page-main{padding-top:150px;min-height:60vh}.page-hero{padding:28px 0 18px}.eyebrow{font-size:13px;letter-spacing:.12em;color:var(--rose);font-weight:800;text-transform:uppercase}.page-hero h1,.hero-copy h1{font-size:clamp(28px,4vw,32px);line-height:1.25;color:var(--title);margin:.35em 0}.lead{font-size:17px;max-width:820px;color:var(--text)}.hero-media{background:var(--soft);border:1px solid var(--line);border-radius:20px;padding:12px;margin-bottom:20px;box-shadow:var(--shadow);overflow:hidden}.hero-media img{width:100%;max-height:300px;object-fit:contain;object-position:center}.media-fallback{width:100%;min-height:200px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--mist),var(--soft));border-radius:14px;color:var(--title);font-weight:800;letter-spacing:.18em}.media-fallback.hero-image{min-height:260px}.media-fallback.card-image{min-height:190px}.media-fallback.app-image{min-height:380px}.button-row{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0}.primary-btn,.secondary-btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;padding:0 18px;border-radius:12px;font-weight:700}.primary-btn{background:linear-gradient(135deg,#E8C9D0 0%,#D9A0AE 52%,#C47B8A 100%);color:#fff}.secondary-btn{background:var(--paper);border:1px solid var(--line-strong);color:var(--title)}.primary-btn:hover,.secondary-btn:hover,.primary-btn:focus-visible,.secondary-btn:focus-visible{transform:translateY(-1px);outline:3px solid rgba(196,123,138,.15);outline-offset:2px}.section-block{padding:34px 0}.section-block h2{font-size:24px;line-height:1.35;color:var(--title);margin:0 0 8px}.section-intro{max-width:850px;color:var(--muted);margin:0 0 18px}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.note-card,.content-card,.status-card,.number-card,.quote-card,.step-card,.faq-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.note-card img,.content-card img{width:100%;height:200px;object-fit:contain;object-position:center;background:var(--soft);border-radius:14px;margin-bottom:14px}.note-card h3,.content-card h3,.status-card h3,.step-card h3{margin:.2em 0;color:var(--title);font-size:19px}.note-card p,.content-card p,.status-card p,.step-card p{margin:.5em 0}.tag{display:inline-flex;align-items:center;min-height:28px;padding:0 9px;border-radius:8px;background:var(--soft);border:1px solid var(--line);font-size:12px;color:var(--rose);font-weight:800}.split-section{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.8fr);gap:28px;align-items:center}.split-section.reverse{grid-template-columns:minmax(320px,.8fr) minmax(0,1fr)}.split-section .visual{background:var(--soft);border-radius:20px;padding:12px;border:1px solid var(--line)}.split-section .visual img{width:100%;max-height:320px;object-fit:contain;object-position:center}.number-list{display:grid;gap:12px}.number-item{display:grid;grid-template-columns:56px 1fr;gap:14px;align-items:start;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:15px}.number-item .num{font-size:28px;font-weight:900;color:var(--rose);line-height:1}.number-item strong{color:var(--title);display:block}.vertical-grid{display:grid;gap:14px}.vertical-item{background:var(--paper);border-left:5px solid var(--clay);border-radius:14px;padding:16px 18px;box-shadow:var(--shadow)}.vertical-item:nth-child(2n){border-left-color:var(--sage)}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.status-card{min-height:150px}.status-card .status-dot{width:12px;height:12px;border-radius:50%;background:var(--sage);display:inline-block;margin-right:8px}.steps{counter-reset:steps;display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.step-card{position:relative;padding-top:50px}.step-card:before{counter-increment:steps;content:counter(steps,decimal-leading-zero);position:absolute;top:15px;left:18px;color:var(--rose);font-weight:900;font-size:21px}.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.quote-card{border-top:4px solid var(--pink)}.quote-card .quote-label{font-size:12px;font-weight:800;color:var(--rose);letter-spacing:.08em}.app-showcase{display:grid;grid-template-columns:minmax(240px,.65fr) minmax(0,1fr);gap:28px;align-items:center}.app-visual{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;background:var(--soft);padding:16px;border-radius:20px;border:1px solid var(--line)}.app-visual img{max-height:420px;object-fit:contain;object-position:center}.icon-wrap img{width:64px;height:64px;object-fit:contain}.prose{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:clamp(20px,4vw,34px);box-shadow:var(--shadow)}.prose h2{margin:1.25em 0 .35em;color:var(--title);font-size:22px}.prose h2:first-child{margin-top:0}.prose p{margin:.8em 0}.prose ul{padding-left:1.25em}.prose li{margin:.45em 0}.subnav{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0 0}.subnav a{padding:9px 12px;border:1px solid var(--line);border-radius:10px;background:var(--paper)}.index-list{display:grid;gap:14px}.index-row{display:grid;grid-template-columns:140px 1fr auto;gap:18px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:18px}.index-row .label{font-weight:800;color:var(--title)}.index-row a{color:var(--rose);font-weight:800}.letter-block{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}.letter-block p{font-size:17px}.editor-mark{display:inline-block;margin-top:10px;color:var(--rose);font-size:13px;font-weight:800}.faq-list{display:grid;gap:14px}.faq-card h2{font-size:18px;margin:0 0 8px;color:var(--title)}.policy-list{display:grid;gap:16px}.policy-item{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:20px}.policy-item h2{margin:0 0 6px;font-size:20px;color:var(--title)}.site-footer{background:var(--title);color:var(--bg);margin-top:50px;padding:48px 0 calc(38px + env(safe-area-inset-bottom))}.footer-brand{display:flex;align-items:center;gap:16px;margin-bottom:28px}.footer-logo{display:flex;align-items:center}.footer-logo .brand-logo-img{height:32px;filter:brightness(0) invert(1)}.footer-brand strong{display:block;font-size:20px}.footer-brand span{font-size:12px;letter-spacing:.15em;color:#d8ceca}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.footer-grid section{display:grid;align-content:start;gap:6px}.footer-grid h2{font-size:14px;color:#fff;margin:0 0 8px}.footer-grid a{color:#e8ded9;font-size:14px}.footer-grid a:hover,.footer-grid a:focus-visible{color:#fff;text-decoration:underline}.footer-note{margin:30px 0 8px;color:#ddd1cd;font-size:13px;max-width:860px}.copyright{margin:0;color:#c6bbb7;font-size:12px}.overlay{position:fixed;inset:0;background:rgba(61,51,54,.38);z-index:120;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.neighbor-book{position:fixed;z-index:130;left:50%;top:50%;transform:translate(-50%,-50%) scale(.98);width:min(940px,92vw);max-height:72vh;background:var(--paper);border:1px solid var(--line-strong);border-radius:20px;box-shadow:0 28px 80px rgba(61,51,54,.22);opacity:0;visibility:hidden;pointer-events:none;overflow:hidden;transition:.2s}.neighbor-book.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,-50%) scale(1)}.book-head{height:62px;padding:0 18px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:var(--soft)}.book-brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--title)}.book-brand .brand-logo-img{height:30px}.close-button{min-height:40px;border:1px solid var(--line-strong);background:var(--paper);border-radius:10px;color:var(--title);padding:0 12px}.book-spread{display:grid;grid-template-columns:1fr 1fr;max-height:calc(72vh - 62px);overflow:auto}.book-page{padding:20px 24px}.book-page:first-child{border-right:1px solid var(--line)}.book-page h2{font-size:14px;color:var(--rose);margin:4px 0 8px}.book-page a{display:grid;grid-template-columns:92px 1fr;gap:10px;padding:9px 0;border-bottom:1px dashed var(--line)}.book-page strong{color:var(--title)}.book-page span{font-size:13px;color:var(--muted)}.search-panel{position:fixed;z-index:135;top:94px;left:50%;transform:translateX(-50%) translateY(-8px);width:min(760px,calc(100vw - 32px));background:var(--paper);border:1px solid var(--line-strong);border-radius:16px;box-shadow:0 24px 70px rgba(61,51,54,.18);padding:18px;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.search-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}.search-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.search-look{display:grid;gap:7px;color:var(--muted);font-size:13px}.search-look input{width:100%;min-height:46px;border:1px solid var(--line-strong);background:var(--bg);border-radius:12px;padding:0 14px;color:var(--title);outline:none}.search-look input:focus{box-shadow:0 0 0 3px rgba(196,123,138,.12)}.search-presets{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.search-presets a{padding:8px 11px;border-radius:9px;background:var(--soft);border:1px solid var(--line)}.modal-open{overflow:hidden}.mobile-bottom{display:none}
@media(max-width:900px){.card-grid{grid-template-columns:repeat(2,1fr)}.status-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.split-section,.split-section.reverse,.app-showcase{grid-template-columns:1fr}.app-visual{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}.index-row{grid-template-columns:110px 1fr}.index-row a{grid-column:2}}
@media(max-width:680px){body{padding-bottom:calc(50px + env(safe-area-inset-bottom))}.shell,.top-shell{width:calc(100% - 32px)}.site-header{box-shadow:0 4px 16px rgba(61,51,54,.08)}.lintel-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:6px}.brand-logo-img{height:28px;max-width:126px}.brand-wordmark{font-size:17px;letter-spacing:0}.book-trigger,.app-link{min-height:44px;padding:0 10px;font-size:14px}.pink-strip{display:none}.page-main{padding-top:102px}.page-hero{padding-top:22px}.card-grid,.card-grid.two,.status-grid,.steps,.quote-grid{grid-template-columns:1fr}.note-card img,.content-card img{height:auto;max-height:220px}.hero-media img{max-height:260px}.media-fallback.hero-image{min-height:210px}.footer-grid{grid-template-columns:1fr 1fr;gap:18px}.site-footer{padding-bottom:calc(72px + env(safe-area-inset-bottom))}.neighbor-book{width:92vw;max-height:80vh}.book-spread{grid-template-columns:1fr;max-height:calc(80vh - 62px)}.book-page:first-child{border-right:0;border-bottom:1px solid var(--line)}.book-page{padding:16px}.book-page a{grid-template-columns:86px 1fr}.search-panel{top:92px;width:calc(100vw - 24px)}.mobile-bottom{position:fixed;display:grid;z-index:110;left:0;right:0;bottom:0;grid-template-columns:repeat(5,1fr);height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:rgba(255,251,250,.98);border-top:1px solid var(--line);box-shadow:0 -10px 30px rgba(61,51,54,.08)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-width:0;font-size:13px;color:var(--title)}.mobile-bottom a.active{background:var(--rose);color:#fff}.index-row{grid-template-columns:1fr;gap:8px}.index-row a{grid-column:auto}.letter-block{padding:20px}}