*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#FFF8F2;color:#2C2440;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button,input{font:inherit}.skip-link{position:fixed;left:16px;top:-60px;z-index:400;background:#1A1230;color:#fff;padding:10px 16px;border-radius:12px}.skip-link:focus{top:10px}.masthead{position:fixed;top:0;left:0;right:0;height:72px;background:#FFF8F2;border-bottom:1px solid rgba(26,18,48,.10);z-index:90}.masthead-inner{width:min(1160px,calc(100% - 32px));height:100%;margin:0 auto;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.square-button{width:44px;height:44px;border:1px solid rgba(26,18,48,.12);background:#fff;color:#1A1230;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.menu-button{flex-direction:column;gap:4px}.menu-button span{width:17px;height:2px;background:#1A1230;border-radius:2px}.brand-mark{justify-self:center;display:flex;align-items:center;justify-content:center;min-width:120px;height:44px;font-weight:900;letter-spacing:.08em;color:#1A1230}.brand-mark img{max-height:38px;max-width:220px;width:auto}.masthead-actions{justify-self:end;display:flex;align-items:center;gap:10px}.app-link,.pill-link,.primary-link,.secondary-link{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:9px 18px;font-weight:750}.app-link,.primary-link{background:linear-gradient(135deg,#6366F1 0%,#E11D8F 55%,#D97706 100%);color:#fff}.secondary-link,.pill-link{background:#fff;color:#1A1230;border:1px solid rgba(26,18,48,.12)}.chapter-band{position:fixed;top:72px;left:0;right:0;height:46px;background:#fff;border-bottom:1px solid rgba(26,18,48,.10);z-index:85}.chapter-band-inner{width:min(760px,calc(100% - 32px));height:100%;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:18px}.chapter-band a{height:46px;display:flex;align-items:center;position:relative;font-weight:700;color:#5A5270;white-space:nowrap}.chapter-band a.active{color:#1A1230}.chapter-band a.active:after{content:"";position:absolute;left:18%;right:18%;bottom:0;height:3px;background:#E11D8F;border-radius:3px 3px 0 0}.site-main{padding-top:118px}.wrap{width:min(1160px,calc(100% - 32px));margin:0 auto}.section{padding:64px 0}.section-tight{padding:42px 0}.paper{background:#fff}.soft{background:#F3EBE3}.hero{padding:48px 0 60px}.cover-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);gap:42px;align-items:center}.vertical-kicker{writing-mode:vertical-rl;letter-spacing:.3em;color:#E11D8F;font-weight:900;font-size:13px;float:left;margin-right:18px}.eyebrow{display:inline-block;color:#6366F1;font-weight:850;letter-spacing:.12em;font-size:13px;margin-bottom:8px}.hero h1,.page-hero h1{font-size:clamp(28px,4vw,34px);line-height:1.22;color:#1A1230;margin:0 0 18px;letter-spacing:-.025em}.hero-copy{font-size:17px;color:#5A5270;max-width:690px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.cover-art,.feature-art{border-radius:22px;overflow:hidden;box-shadow:0 14px 34px rgba(26,18,48,.08);background:#F3EBE3}.cover-art img{width:100%;max-height:360px;object-fit:contain;background:#fff}.feature-art img{width:100%;max-height:320px;object-fit:contain;background:#fff}.compact-art{margin-top:22px}.compact-art img{max-height:220px}.wide-art{margin:0 0 20px}.wide-art img{max-height:260px}.image-slot{min-height:220px;background:linear-gradient(145deg,#fff 0%,#F3EBE3 50%,#fff 100%);border:1px dashed rgba(26,18,48,.10);border-radius:20px}.cover-art .image-slot{min-height:320px;border:0;border-radius:0}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}.section-head h2,.content-block h2,.page-section h2{color:#1A1230;font-size:clamp(23px,3vw,30px);line-height:1.3;margin:0 0 8px}.section-head p{max-width:620px;margin:0;color:#5A5270}.tag-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.tag-card{background:#fff;border:1px solid rgba(26,18,48,.10);border-radius:18px;padding:18px;min-height:150px;box-shadow:0 14px 34px rgba(26,18,48,.04)}.tag-card .dot{width:10px;height:10px;border-radius:50%;display:block;margin-bottom:14px}.dot.magenta{background:#E11D8F}.dot.indigo{background:#6366F1}.dot.cyan{background:#0891B2}.dot.amber{background:#D97706}.tag-card h3{margin:0 0 7px;color:#1A1230}.tag-card p{margin:0 0 12px;color:#5A5270;font-size:14px}.text-link{font-weight:800;color:#6366F1}.editorial-split{display:grid;grid-template-columns:minmax(280px,.72fr) minmax(0,1.28fr);gap:34px;align-items:start}.chapter-list{display:grid;gap:0;border-top:1px solid rgba(26,18,48,.10)}.chapter-row{display:grid;grid-template-columns:74px 1fr;gap:16px;padding:19px 0;border-bottom:1px solid rgba(26,18,48,.10)}.chapter-no,.big-no{font-weight:950;color:#E11D8F;font-size:28px;line-height:1}.chapter-row h3{margin:0 0 5px;color:#1A1230}.chapter-row p{margin:0;color:#5A5270}.masonry-three{display:grid;grid-template-columns:1.15fr .9fr .95fr;gap:18px;align-items:start}.story-card{background:#fff;border:1px solid rgba(26,18,48,.10);border-radius:20px;padding:20px;box-shadow:0 14px 34px rgba(26,18,48,.05)}.story-card:nth-child(2){margin-top:34px}.story-card img{border-radius:16px;margin-bottom:18px}.story-card .image-slot{min-height:180px;margin-bottom:18px}.story-card h3{font-size:22px;color:#1A1230;margin:0 0 8px}.story-card p{margin:0 0 12px;color:#5A5270}.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step-card{border-radius:20px;padding:22px;background:#1A1230;color:#fff;min-height:190px}.step-card:nth-child(2){background:#6366F1}.step-card:nth-child(3){background:#0891B2}.step-card:nth-child(4){background:#D97706}.step-card span{opacity:.8;font-weight:800}.step-card h3{font-size:20px;margin:18px 0 6px}.step-card p{margin:0;color:#fff}.theme-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.theme-card{background:#fff;border-radius:20px;padding:22px;border:1px solid rgba(26,18,48,.10);min-height:180px}.theme-card:nth-child(2),.theme-card:nth-child(5){min-height:220px}.theme-card h3{margin:0 0 8px;color:#1A1230}.theme-card p{margin:0 0 12px;color:#5A5270}.shelf-list{display:grid;gap:12px}.shelf-row{display:grid;grid-template-columns:150px 1fr auto;gap:20px;align-items:center;padding:18px 20px;background:#fff;border:1px solid rgba(26,18,48,.10);border-radius:16px}.shelf-row strong{color:#1A1230}.shelf-row p{margin:0;color:#5A5270}.number-list{display:grid;gap:0}.number-item{display:grid;grid-template-columns:110px 1fr;gap:20px;padding:24px 0;border-bottom:1px solid rgba(26,18,48,.10)}.number-item:nth-child(2) .big-no{color:#6366F1}.number-item:nth-child(3) .big-no{color:#0891B2}.number-item:nth-child(4) .big-no{color:#D97706}.number-item:nth-child(5) .big-no{color:#059669}.number-item h3{margin:0 0 6px;color:#1A1230}.number-item p{margin:0;color:#5A5270}.timeline{position:relative;padding-left:34px}.timeline:before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;background:rgba(99,102,241,.25)}.timeline-item{position:relative;padding:0 0 28px 20px}.timeline-item:before{content:"";position:absolute;left:-31px;top:6px;width:14px;height:14px;border-radius:50%;background:#E11D8F;box-shadow:0 0 0 5px #FFF8F2}.timeline-item h3{margin:0 0 6px;color:#1A1230}.status{display:inline-flex;border-radius:999px;padding:3px 10px;font-size:13px;font-weight:800;color:#fff;background:#6366F1}.status.done{background:#059669}.status.wait{background:#D97706}.app-feature{display:grid;grid-template-columns:minmax(260px,.8fr) minmax(0,1.2fr);gap:42px;align-items:center}.app-feature .app-visual{background:#fff;border-radius:26px;padding:22px;box-shadow:0 14px 34px rgba(26,18,48,.08)}.app-badge{display:flex;align-items:center;gap:14px;margin-bottom:18px}.app-badge img{width:58px;height:58px;border-radius:14px;object-fit:cover}.app-badge .image-slot{min-height:58px;width:58px;border-radius:14px}.page-hero{padding:48px 0 34px;border-bottom:1px solid rgba(26,18,48,.10)}.page-hero .lead{font-size:17px;max-width:820px;color:#5A5270;margin:0}.page-section{padding:44px 0}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:34px;align-items:start}.content-block{background:#fff;border:1px solid rgba(26,18,48,.10);border-radius:20px;padding:26px;box-shadow:0 14px 34px rgba(26,18,48,.04)}.content-block+.content-block{margin-top:18px}.content-block p,.page-section p{margin:0 0 15px}.content-block p:last-child,.page-section p:last-child{margin-bottom:0}.content-block h3{color:#1A1230;margin:24px 0 8px;font-size:19px}.side-card{position:sticky;top:142px;background:#F3EBE3;border-radius:20px;padding:22px}.side-card h2{font-size:20px;margin:0 0 12px}.side-card a{display:block;padding:10px 0;border-bottom:1px solid rgba(26,18,48,.10);font-weight:700}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.info-card{background:#fff;border:1px solid rgba(26,18,48,.10);border-radius:18px;padding:22px}.info-card h2,.info-card h3{color:#1A1230;margin:0 0 9px}.info-card p{margin:0;color:#5A5270}.index-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.index-item{background:#fff;border-radius:18px;border:1px solid rgba(26,18,48,.10);padding:20px}.index-item span{display:inline-block;font-size:13px;font-weight:800;color:#fff;background:#6366F1;border-radius:999px;padding:3px 10px;margin-bottom:10px}.index-item h2,.index-item h3{margin:0 0 8px;color:#1A1230}.index-item p{margin:0 0 10px;color:#5A5270}.quote-note{border-left:4px solid #E11D8F;padding:12px 0 12px 18px;color:#5A5270;background:linear-gradient(90deg,rgba(225,29,143,.05),transparent);border-radius:0 12px 12px 0}.rule-list{display:grid;gap:12px}.rule-item{background:#fff;border:1px solid rgba(26,18,48,.10);border-radius:18px;padding:20px}.rule-item h2,.rule-item h3{margin:0 0 8px;color:#1A1230}.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border:1px solid rgba(26,18,48,.10);border-radius:18px;padding:22px}.faq-item h2{font-size:19px;margin:0 0 8px;color:#1A1230}.faq-item p{margin:0;color:#5A5270}.notice{background:#1A1230;color:#fff;border-radius:20px;padding:24px}.notice h2{color:#fff;margin-top:0}.notice p{color:#fff}.site-footer{background:#1A1230;color:#F7EFE6;padding:54px 0 calc(30px + env(safe-area-inset-bottom))}.footer-inner{width:min(1160px,calc(100% - 32px));margin:auto}.footer-brand{max-width:650px}.footer-logo{display:inline-flex;align-items:center;min-height:44px}.footer-logo img{max-height:36px;max-width:210px;filter:brightness(0) invert(1)}.footer-en{font-weight:850;letter-spacing:.18em}.footer-columns{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin:34px 0}.footer-columns h2{font-size:14px;letter-spacing:.15em;color:#F7EFE6}.footer-columns a{display:block;color:#F7EFE6;opacity:.82;padding:5px 0}.footer-copy{padding-top:22px;border-top:1px solid rgba(255,255,255,.14);opacity:.75}.overlay{position:fixed;inset:0;background:rgba(26,18,48,.48);backdrop-filter:blur(5px);z-index:120;visibility:hidden;opacity:0;pointer-events:none;transition:.2s}.overlay.is-open{visibility:visible;opacity:1;pointer-events:auto}.book-menu,.search-panel{position:fixed;inset:0;z-index:140;display:flex;align-items:center;justify-content:center;padding:24px;visibility:hidden;opacity:0;pointer-events:none;transition:.2s}.book-menu.is-open,.search-panel.is-open{visibility:visible;opacity:1;pointer-events:auto}.book-shell{width:min(840px,100%);max-height:calc(100vh - 48px);overflow:auto;background:#fff;border-radius:24px;box-shadow:0 28px 80px rgba(26,18,48,.24)}.book-top,.search-head{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px 22px;border-bottom:1px solid rgba(26,18,48,.10)}.book-brand{display:flex;align-items:center;gap:14px}.book-brand img{max-width:150px;max-height:32px}.book-brand div{display:flex;flex-direction:column}.book-brand span{color:#8A8298;font-size:12px;letter-spacing:.12em}.close-button{width:44px;height:44px;border:0;border-radius:14px;background:#F3EBE3;color:#1A1230;font-size:28px;cursor:pointer}.book-pages{display:grid;grid-template-columns:1fr 1fr}.book-page{padding:26px 30px}.book-page:first-child{border-right:1px solid rgba(26,18,48,.10);box-shadow:10px 0 18px rgba(26,18,48,.03)}.book-page h2{font-size:14px;color:#E11D8F;letter-spacing:.18em;margin:0 0 10px}.book-page section+section{margin-top:24px}.book-page a{display:block;padding:9px 0;border-bottom:1px solid rgba(26,18,48,.08)}.book-page a strong{display:block;color:#1A1230}.book-page a span{display:block;font-size:13px;color:#8A8298}.search-card{width:min(620px,100%);background:#fff;border-radius:24px;box-shadow:0 28px 80px rgba(26,18,48,.24);padding-bottom:24px}.search-head h2{font-size:23px;margin:0;color:#1A1230}.search-look{margin:24px 24px 10px;min-height:52px;border:1px solid rgba(26,18,48,.14);border-radius:16px;display:flex;align-items:center;padding:0 16px;gap:10px;background:#FFF8F2}.search-look input{border:0;outline:0;background:transparent;min-width:0;flex:1;color:#1A1230}.search-note{margin:0 24px 16px;color:#8A8298;font-size:14px}.search-presets{display:flex;flex-wrap:wrap;gap:10px;padding:0 24px}.search-presets a{min-height:44px;display:inline-flex;align-items:center;padding:8px 14px;background:#F3EBE3;border-radius:999px;font-weight:700}.modal-open{overflow:hidden}.mobile-nav{display:none}a:hover{color:#E11D8F}.primary-link:hover,.app-link:hover{color:#fff;filter:saturate(1.1)}button:hover{border-color:rgba(225,29,143,.4)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(99,102,241,.35);outline-offset:3px}
@media(max-width:900px){.cover-grid,.editorial-split,.app-feature,.content-grid{grid-template-columns:1fr}.tag-grid{grid-template-columns:repeat(2,1fr)}.masonry-three{grid-template-columns:1fr 1fr}.masonry-three .story-card:last-child{grid-column:1/-1}.story-card:nth-child(2){margin-top:0}.step-grid{grid-template-columns:repeat(2,1fr)}.theme-grid{grid-template-columns:repeat(2,1fr)}.card-grid{grid-template-columns:repeat(2,1fr)}.side-card{position:static}.footer-columns{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){body{padding-bottom:calc(50px + env(safe-area-inset-bottom))}.masthead-inner{width:calc(100% - 24px);grid-template-columns:44px minmax(0,1fr) auto}.brand-mark{min-width:0;justify-self:center;overflow:hidden}.brand-mark img{max-width:160px}.masthead-actions{gap:6px}.search-button{display:none}.app-link{min-width:68px;padding:9px 12px;font-size:14px}.chapter-band{display:none}.site-main{padding-top:72px}.section{padding:46px 0}.hero{padding:34px 0 44px}.wrap{width:calc(100% - 32px)}.cover-grid{gap:26px}.vertical-kicker{writing-mode:horizontal-tb;float:none;margin:0 0 10px;display:block}.tag-grid,.step-grid,.theme-grid,.card-grid,.index-list{grid-template-columns:1fr}.masonry-three{grid-template-columns:1fr}.masonry-three .story-card:last-child{grid-column:auto}.shelf-row{grid-template-columns:1fr;gap:8px}.number-item{grid-template-columns:72px 1fr}.book-menu,.search-panel{padding:12px}.book-shell{max-height:calc(100vh - 24px);border-radius:18px}.book-pages{grid-template-columns:1fr}.book-page:first-child{border-right:0;border-bottom:1px solid rgba(26,18,48,.10);box-shadow:none}.book-page{padding:20px}.search-card{width:100%;border-radius:18px}.mobile-nav{position:fixed;left:0;right:0;bottom:0;z-index:80;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid rgba(26,18,48,.10);display:grid;grid-template-columns:repeat(5,1fr)}.mobile-nav a{min-width:0;min-height:50px;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:11px;color:#5A5270;line-height:1.2;gap:2px}.mobile-nav a span{font-size:17px}.mobile-nav a.active{color:#E11D8F;font-weight:800}.site-footer{padding-bottom:34px}.footer-columns{grid-template-columns:1fr 1fr;gap:20px}.cover-art .image-slot{min-height:230px}.page-hero{padding-top:34px}.section-head{align-items:flex-start;flex-direction:column}.app-feature{gap:26px}}
@media(max-width:420px){.masthead-inner{width:calc(100% - 20px)}.brand-mark img{max-width:130px}.app-link{padding:8px 10px}.footer-columns{grid-template-columns:1fr}.chapter-row{grid-template-columns:58px 1fr}.number-item{grid-template-columns:58px 1fr}.big-no,.chapter-no{font-size:24px}}