:root{--bg:#f4f1f8;--deep:#e4deec;--paper:#fbf8ff;--soft:#eee8f4;--ink:#161418;--text:#2a242c;--muted:#5a5460;--aux:#7a7480;--blue:#4a8ab8;--pink:#c46a8a;--green:#6a9a48;--gold:#c4a04a;--purple:#6a4a9a;--line:rgba(22,20,24,.12);--shadow:0 12px 28px rgba(22,20,24,.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:15px;line-height:1.7;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.skip-link{position:fixed;left:12px;top:-80px;z-index:9999;background:var(--ink);color:var(--paper);padding:8px 12px;border-radius:8px}.skip-link:focus{top:8px}.top-fixed{position:fixed;left:0;right:0;top:0;z-index:90;box-shadow:0 6px 22px rgba(22,20,24,.05)}.color-brow{height:18px;background:var(--ink);color:var(--gold);font-size:12px;display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100vw - 960px)/2))}.text-trigger{border:0;background:transparent;color:var(--gold);font-size:12px;padding:0 4px}.site-head{height:54px;background:rgba(251,248,255,.96);border-bottom:1px solid rgba(106,74,154,.2);display:flex;align-items:center;gap:18px;padding:0 max(16px,calc((100vw - 960px)/2));backdrop-filter:blur(10px)}.brand-home{display:flex;align-items:center;min-width:90px;height:44px}.head-logo-slot,.footer-logo-slot,.bag-logo-slot{display:inline-flex;align-items:center}.head-logo,.footer-logo,.bag-logo{height:24px;width:auto;object-fit:contain}.brand-fallback{font-weight:800;font-size:16px}.head-logo-slot:not(:empty)+.brand-fallback{display:none}.head-slogan{flex:1;text-align:center;color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.head-actions{display:flex;align-items:center;gap:8px}.head-app-link,.bag-button{min-height:44px;padding:0 14px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center}.head-app-link{border:1px solid var(--purple);background:var(--paper)}.bag-button{border:0;background:linear-gradient(135deg,var(--blue),var(--pink) 48%,var(--purple));color:var(--paper);box-shadow:0 6px 16px rgba(106,74,154,.18)}.pin-nav{height:44px;background:rgba(251,248,255,.98);display:flex;align-items:center;gap:10px;padding:0 max(16px,calc((100vw - 960px)/2));border-bottom:1px solid var(--line)}.pin-link{height:36px;padding:0 12px;display:inline-flex;align-items:center;gap:8px;border-radius:10px;color:var(--muted)}.pin-dot{width:18px;height:18px;border:2px solid var(--blue);border-radius:50%;background:var(--paper)}.pin-link.is-current{color:var(--ink);box-shadow:0 6px 16px rgba(106,74,154,.18)}.pin-link.is-current .pin-dot{background:var(--purple);border-color:var(--gold);box-shadow:0 0 0 3px rgba(196,160,74,.18)}.site-main{padding-top:134px;min-height:70vh}.shell{width:min(960px,calc(100% - 32px));margin:0 auto}.hero-v3{padding:56px 0 36px}.hero-kicker,.eyebrow{font-size:12px;letter-spacing:.08em;color:var(--purple);font-weight:700}.hero-v3 h1,.page-intro h1{font-size:24px;line-height:1.3;color:var(--ink);margin:10px 0 14px}.hero-lead{max-width:760px;font-size:16px;margin:0 0 22px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap}.btn{min-height:42px;padding:0 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;transition:.18s}.btn.primary{background:linear-gradient(135deg,var(--blue),var(--pink) 48%,var(--purple));color:var(--paper);box-shadow:0 6px 16px rgba(106,74,154,.18)}.btn.secondary{background:var(--paper);border:1px solid var(--purple);color:var(--ink)}.btn:hover,.bag-button:hover,.pin-link:hover,.mobile-bottom a:hover{filter:brightness(1.05);box-shadow:0 0 0 3px rgba(196,106,138,.28),0 10px 24px rgba(74,138,184,.28)}.btn:active,.bag-button:active,.pin-link:active,.mobile-bottom a:active{filter:brightness(1.08);box-shadow:0 0 0 4px rgba(196,160,74,.40),0 0 22px rgba(106,74,154,.45)}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--purple);outline-offset:2px}.hero-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:28px}.hero-tags span{background:var(--soft);border:1px solid var(--line);padding:6px 10px;border-radius:999px;font-size:13px}.lead-deck,.focus-v3,.progress-v3,.week-v3,.app-zone,.brand-end{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center;padding:28px 0}.lead-deck h2,.focus-v3 h2,.progress-v3 h2,.week-v3 h2,.app-zone h2,.brand-end h2,.section-heading h2,.next-box h2{font-size:20px;line-height:1.35;color:var(--ink);margin:8px 0 12px}.image-well{background:var(--paper);border:1px solid var(--line);border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden;box-shadow:var(--shadow)}.image-wide{min-height:168px}.image-round{width:240px;height:176px;border-radius:50% / 42%;justify-self:center}.image-well:empty:after{content:"";display:block;min-height:inherit}.content-image{width:100%;height:100%;max-height:320px;object-fit:contain;object-position:center}.text-link{display:inline-flex;margin-top:8px;color:var(--purple);font-weight:700}.mosaic-v3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding:24px 0}.mosaic-v3 article{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px}.mosaic-v3 article:nth-child(1){border-top:4px solid var(--blue)}.mosaic-v3 article:nth-child(2){border-top:4px solid var(--pink)}.mosaic-v3 article:nth-child(3){border-top:4px solid var(--green)}.mosaic-v3 article>span{font-size:12px;color:var(--aux)}.mosaic-v3 h2{font-size:18px;margin:6px 0}.mosaic-v3 a{color:var(--purple);font-weight:700}.ribbon-v3,.choice-v3,.faq-mini{padding:34px 0}.section-heading{max-width:720px;margin-bottom:16px}.topic-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.topic-list a{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px 16px;display:flex;flex-direction:column}.topic-list b{color:var(--ink)}.topic-list span{font-size:13px;color:var(--muted)}.guide-flow{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.guide-flow>div{background:var(--deep);border-radius:12px;padding:16px}.guide-flow b{color:var(--ink)}.app-phone{width:240px;height:320px}.app-visual{display:flex;align-items:flex-end;justify-content:center;gap:12px}.icon-well{width:64px;height:64px;background:var(--paper);border:1px solid var(--line);border-radius:16px;display:flex;align-items:center;justify-content:center}.app-icon{width:48px;height:48px;object-fit:contain}.faq-mini details,.faq-list details{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin:8px 0}.faq-mini summary,.faq-list summary{font-weight:700;color:var(--ink);cursor:pointer}.brand-mark{min-height:160px}.page-intro{padding:36px 0 18px}.breadcrumb{display:flex;gap:8px;color:var(--aux);font-size:13px;margin-bottom:18px}.page-intro p{max-width:780px}.page-visual{padding:8px 0 26px}.article-stack{display:grid;gap:14px;padding-bottom:28px}.article-block{display:grid;grid-template-columns:54px 1fr;gap:14px;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:18px}.mini-index{font-size:20px;color:var(--gold);font-weight:800}.article-block h2{font-size:18px;margin:0 0 8px;color:var(--ink)}.article-block p{margin:0}.next-box{background:var(--deep);border-radius:14px;padding:20px;margin-top:8px;margin-bottom:38px}.faq-list{padding-bottom:26px}.site-footer{background:var(--ink);color:var(--bg);border-top:1px solid var(--gold);padding:34px 0 82px}.footer-inner{width:min(960px,calc(100% - 32px));margin:auto}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:20px}.footer-brand div{display:flex;flex-direction:column}.footer-brand span{color:#d9d4dc;font-size:13px}.footer-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.footer-groups h2{font-size:14px;color:var(--gold);margin:0 0 8px}.footer-groups a{display:block;color:#ece8ef;font-size:13px;padding:3px 0}.footer-note,.copyright{font-size:13px;color:#c9c2cc}.footer-note{border-top:1px solid rgba(196,160,74,.35);padding-top:16px;margin-top:22px}.screen-mask{position:fixed;inset:0;z-index:120;background:rgba(22,20,24,.48);visibility:hidden;opacity:0;pointer-events:none;transition:.18s}.screen-mask.is-visible{visibility:visible;opacity:1;pointer-events:auto}.nav-bag{position:fixed;left:0;right:0;bottom:0;z-index:130;background:var(--paper);border-radius:18px 18px 0 0;max-height:220px;overflow:auto;padding:14px max(16px,calc((100vw - 960px)/2)) 18px;transform:translateY(105%);visibility:hidden;pointer-events:none;transition:.22s}.nav-bag.is-open{transform:translateY(0);visibility:visible;pointer-events:auto}.bag-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.bag-brand{display:flex;align-items:center;gap:10px}.bag-brand div{display:flex;flex-direction:column}.bag-brand small{color:var(--muted)}.close-button{min-width:44px;min-height:40px;border:1px solid var(--line);background:var(--paper);border-radius:10px}.bag-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.bag-group h2{font-size:13px;color:var(--purple);margin:0 0 6px}.bag-group a{display:block;padding:5px 0}.bag-group b{display:block;font-size:13px}.bag-group span{display:block;font-size:11px;color:var(--muted);line-height:1.45}.search-layer{position:fixed;z-index:125;top:72px;left:50%;width:min(960px,calc(100% - 32px));transform:translate(-50%,-16px);visibility:hidden;opacity:0;pointer-events:none;transition:.18s}.search-layer.is-open{visibility:visible;opacity:1;pointer-events:auto;transform:translate(-50%,0)}.search-card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:var(--shadow)}.search-top{display:flex;justify-content:space-between;align-items:center}.search-card label{display:block;margin:10px 0 6px;color:var(--muted);font-size:13px}.search-card input{width:100%;min-height:44px;border:1px solid var(--line);border-radius:10px;padding:0 12px;background:white}.search-presets{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.search-presets a{padding:7px 10px;background:var(--soft);border-radius:999px;font-size:13px}.search-empty{font-size:13px;color:var(--muted)}.mobile-bottom{display:none}.is-locked{overflow:hidden}@media(max-width:720px){.site-main{padding-top:72px;padding-bottom:58px}.pin-nav{display:none}.head-slogan{display:none}.head-actions{gap:4px}.head-app-link,.bag-button{padding:0 10px}.hero-v3{padding-top:34px}.lead-deck,.focus-v3,.progress-v3,.week-v3,.app-zone,.brand-end{grid-template-columns:1fr}.mosaic-v3,.guide-flow{grid-template-columns:1fr}.topic-list{grid-template-columns:1fr}.image-round{justify-self:start}.app-visual{justify-content:flex-start}.footer-groups{grid-template-columns:repeat(2,1fr)}.nav-bag{max-height:64vh}.bag-grid{grid-template-columns:1fr 1fr}.bag-group span{display:none}.search-layer{inset:0;width:100%;transform:none;background:var(--ink);padding:22px 16px}.search-layer.is-open{transform:none}.search-card{background:var(--ink);color:var(--gold);border-color:rgba(196,160,74,.4);box-shadow:none}.search-card input{background:var(--paper);color:var(--ink)}.search-presets a{background:#2a2530;color:var(--paper)}.mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;z-index:110;left:0;right:0;bottom:0;min-height:48px;padding-bottom:env(safe-area-inset-bottom);background:var(--paper);border-top:1px solid var(--line)}.mobile-bottom a{min-height:48px;display:flex;align-items:center;justify-content:center;font-size:13px}.mobile-bottom a.is-current{background:var(--purple);color:var(--paper);box-shadow:0 6px 16px rgba(106,74,154,.18)}.site-footer{padding-bottom:82px}.article-block{grid-template-columns:40px 1fr}.color-brow{padding:0 16px}.site-head{padding:0 16px}}@media(max-width:420px){.footer-groups,.bag-grid{grid-template-columns:1fr}.head-app-link{display:none}.hero-actions .btn{width:100%}}