:root{
  --bg:#EEF5FB;--bg-deep:#E3EEF7;--surface:#FFFFFF;--surface-2:#D7E8F4;
  --ink:#10263A;--text:#243848;--muted:#5A7388;--soft:#7E93A6;
  --brand:#3B9FE0;--bright:#62B7EE;--steel:#1E6FB8;--ice:#A9D6F2;--mint:#2FA8A0;
  --line:rgba(30,111,184,.16);--line-strong:rgba(59,159,224,.38);
  --shadow:0 16px 40px rgba(16,38,58,.08);--max:1220px;--top:136px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);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:var(--steel);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(59,159,224,.35);outline-offset:2px}button,input{font:inherit}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.site-top{position:fixed;left:0;right:0;top:0;z-index:80}.window-bar{height:22px;background:var(--steel);color:#fff;font-size:12px}.window-bar__inner,.viewport-bar__inner,.tab-rail__inner,.footer-inner{width:min(calc(100% - 32px),var(--max));margin:0 auto}.window-bar__inner{height:22px;display:flex;align-items:center;justify-content:space-between}.icon-button{position:relative;height:22px;border:0;background:transparent;color:#fff;padding:0 4px;cursor:pointer}.icon-button:before{content:"";position:absolute;inset:-11px -8px}.viewport-bar{height:70px;background:#fff;border-bottom:1px solid var(--line)}.viewport-bar__inner{height:70px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}.brand-link{justify-self:start;min-height:44px;display:flex;align-items:center}.brand-logo{height:34px;max-width:210px;object-fit:contain;object-position:left center}.brand-fallback{font-weight:800;font-size:21px;color:var(--ink);letter-spacing:.02em}.toolbox-open{justify-self:center;min-width:96px;height:44px;border:1px solid var(--line-strong);background:#fff;color:var(--steel);border-radius:10px;cursor:pointer;font-weight:700}.app-link{justify-self:end;display:inline-flex;align-items:center;justify-content:center;min-width:96px;height:44px;padding:0 16px;border-radius:10px;background:linear-gradient(135deg,#62B7EE 0%,#3B9FE0 48%,#1E6FB8 100%);color:#fff;font-weight:700;text-decoration:none}.app-link:hover{text-decoration:none;filter:brightness(.98)}.tab-rail{height:44px;background:var(--surface-2);border-bottom:1px solid rgba(30,111,184,.28)}.tab-rail__inner{height:44px;display:flex;align-items:center;gap:10px;overflow:hidden}.tab-rail a{display:inline-flex;align-items:center;min-height:44px;padding:0 10px;border-radius:7px;color:var(--ink);font-size:14px;white-space:nowrap}.tab-rail a.is-current{background:var(--brand);color:#fff;text-decoration:none}.site-main{padding-top:calc(var(--top) + 24px);min-height:70vh}.page-shell{width:min(calc(100% - 32px),var(--max));margin:0 auto 64px}.hero-panel,.content-panel,.image-panel,.legal-panel,.faq-item,.note-article,.app-panel,.manual-panel{background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:16px}.hero-panel{padding:34px;margin-bottom:24px}.eyebrow{margin:0 0 8px;color:var(--steel);font-weight:800;font-size:13px;letter-spacing:.08em}.hero-panel h1{margin:0 0 14px;font-size:clamp(28px,4vw,32px);line-height:1.25;color:var(--ink)}.lead{margin:0;max-width:900px;color:var(--muted);font-size:17px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 18px;border-radius:10px;font-weight:700}.btn-primary{background:linear-gradient(135deg,#62B7EE 0%,#3B9FE0 48%,#1E6FB8 100%);color:#fff}.btn-secondary{background:#fff;border:1px solid var(--line-strong);color:var(--steel)}.btn-primary:hover,.btn-secondary:hover{text-decoration:none}.media-slot{width:100%;background:linear-gradient(180deg,#F7FBFE,#DCECF7);border:1px solid var(--line);border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot--banner{max-height:300px;min-height:210px}.media-slot--banner img{width:100%;height:auto;max-height:300px;object-fit:contain;object-position:center}.media-slot--section{height:220px}.media-slot--section img{width:100%;height:100%;object-fit:contain;object-position:center}.media-slot--app{min-height:300px}.media-slot--app img{max-height:420px;max-width:100%;width:auto;object-fit:contain}.media-fallback{padding:54px 24px;text-align:center;color:var(--steel);font-weight:800;font-size:26px}.section-block{margin:24px 0;padding:28px;background:rgba(255,255,255,.8);border:1px solid var(--line);border-radius:16px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:16px}.section-head h2{margin:0;color:var(--ink);font-size:22px}.section-head p{margin:0;color:var(--soft);font-size:14px}.section-block p{margin:10px 0 0}.tag-grid,.card-grid,.theme-grid,.link-grid,.feature-grid,.footer-grid{display:grid;gap:16px}.tag-grid{grid-template-columns:repeat(3,1fr)}.tag-card{display:block;padding:18px;background:#fff;border:1px solid var(--line);border-radius:14px;color:var(--text)}.tag-card:nth-child(2n) .tag-mark{background:rgba(47,168,160,.14);color:#1E7771}.tag-mark{display:inline-block;padding:2px 8px;border-radius:6px;background:rgba(98,183,238,.18);color:var(--steel);font-size:12px;font-weight:800}.tag-card strong{display:block;margin:10px 0 4px;color:var(--ink);font-size:17px}.tag-card span{color:var(--muted);font-size:14px}.tag-card:hover{text-decoration:none;border-color:var(--line-strong);transform:translateY(-1px)}.daily-list,.number-list,.shelf-list,.directory-list,.manual-list{list-style:none;margin:0;padding:0}.daily-list li,.number-list li{display:grid;grid-template-columns:58px 1fr;gap:14px;padding:15px 0;border-top:1px solid var(--line)}.daily-list li:first-child,.number-list li:first-child{border-top:0}.num{font-size:25px;line-height:1;color:var(--steel);font-weight:900;letter-spacing:.04em}.daily-list strong,.number-list strong{display:block;color:var(--ink);margin-bottom:4px}.daily-list p,.number-list p{margin:0;color:var(--muted)}.card-grid{grid-template-columns:repeat(3,1fr)}.feature-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.feature-card h3{margin:14px 0 8px;color:var(--ink);font-size:19px}.feature-card p{margin:0;color:var(--muted)}.theme-grid{grid-template-columns:repeat(3,1fr)}.theme-card{min-height:150px;padding:20px;border-radius:14px;border:1px solid var(--line);background:linear-gradient(145deg,#FFFFFF,#E7F4FC)}.theme-card:nth-child(3n+2){background:linear-gradient(145deg,#FFFFFF,#E3F5F1)}.theme-card:nth-child(3n){background:linear-gradient(145deg,#FFFFFF,#E4EEF8)}.theme-card h3{margin:0 0 8px;color:var(--ink)}.theme-card p{margin:0 0 12px;color:var(--muted)}.theme-card a,.feature-card>a{display:inline-flex;align-items:center;min-height:44px}.shelf-layout{display:grid;grid-template-columns:minmax(240px,.8fr) 1.4fr;gap:20px}.shelf-list li{padding:13px 14px;margin-bottom:10px;background:#fff;border:1px solid var(--line);border-radius:10px}.shelf-list strong{display:block;color:var(--ink)}.shelf-list span{color:var(--muted);font-size:14px}.timeline{position:relative;margin-left:8px;padding-left:28px}.timeline:before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--ice)}.timeline-item{position:relative;padding:0 0 26px}.timeline-item:before{content:"";position:absolute;left:-28px;top:6px;width:16px;height:16px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 5px #DDEFFC}.timeline-item h3{margin:0 0 5px;color:var(--ink)}.status{display:inline-block;padding:2px 8px;margin-left:8px;border-radius:6px;background:#E4F2FB;color:var(--steel);font-size:12px}.content-layout{display:grid;grid-template-columns:1fr 320px;gap:22px}.content-panel{padding:28px}.content-panel h2,.legal-panel h2,.note-article h2,.manual-panel h2{margin:0 0 10px;color:var(--ink);font-size:22px}.content-panel h3,.legal-panel h3,.note-article h3,.manual-panel h3{margin:24px 0 8px;color:var(--ink);font-size:18px}.content-panel p,.legal-panel p,.note-article p,.manual-panel p{margin:0 0 13px}.side-index{align-self:start;position:sticky;top:160px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.side-index strong{display:block;color:var(--ink);margin-bottom:8px}.side-index a{display:flex;align-items:center;min-height:44px;padding:7px 0;border-top:1px solid var(--line);font-size:14px}.side-index a:first-of-type{border-top:0}.wide-cover{margin-bottom:20px}.wide-cover .media-slot{height:260px}.wide-cover img{width:100%;height:100%;object-fit:contain}.directory-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.directory-list li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}.directory-list h3{margin:0 0 6px;color:var(--ink)}.directory-list p{margin:0;color:var(--muted)}.legal-panel,.note-article,.manual-panel{padding:30px;margin-bottom:20px}.legal-panel h2{padding-bottom:9px;border-bottom:1px solid var(--line)}.callout{margin:18px 0;padding:16px 18px;border-left:4px solid var(--mint);background:#F1FAF8;border-radius:10px;color:#234841}.quote-note{padding:14px 16px;background:#F4F9FD;border:1px solid var(--line);border-radius:10px;color:var(--muted)}.faq-list{display:grid;gap:14px}.faq-item{padding:22px}.faq-item h2{margin:0 0 8px;font-size:18px;color:var(--ink)}.faq-item p{margin:0;color:var(--text)}.app-panel{display:grid;grid-template-columns:minmax(240px,.75fr) 1.25fr;gap:28px;padding:28px}.app-copy h2{margin:0 0 12px;color:var(--ink)}.icon-lockup{display:flex;align-items:center;gap:14px;margin-bottom:16px}.app-icon{width:64px;height:64px;object-fit:contain}.icon-placeholder{width:64px;height:64px;border-radius:14px;background:linear-gradient(135deg,var(--bright),var(--steel));display:grid;place-items:center;color:#fff;font-weight:900}.install-steps{counter-reset:steps;display:grid;gap:12px}.install-step{position:relative;padding:16px 18px 16px 60px;background:#fff;border:1px solid var(--line);border-radius:12px}.install-step:before{counter-increment:steps;content:counter(steps);position:absolute;left:16px;top:16px;width:30px;height:30px;border-radius:8px;background:var(--steel);color:#fff;display:grid;place-items:center;font-weight:800}.link-grid{grid-template-columns:repeat(4,1fr)}.link-card{display:block;padding:16px;background:#fff;border:1px solid var(--line);border-radius:12px}.link-card strong{display:block;color:var(--ink)}.link-card span{display:block;color:var(--muted);font-size:14px}.site-footer{background:var(--ink);color:#C7D8E6;padding:44px 0 30px}.footer-brand{display:flex;align-items:center;gap:14px;margin-bottom:26px}.footer-logo{height:30px;max-width:180px;object-fit:contain;filter:brightness(0) invert(1)}.footer-brand strong{display:block;color:#fff}.footer-brand span{display:block;font-size:12px;color:#9EB5C7}.footer-grid{grid-template-columns:repeat(4,1fr)}.footer-grid section h2{font-size:15px;margin:0 0 9px;color:#fff}.footer-grid a{display:flex;align-items:center;min-height:44px;color:#C7D8E6;padding:4px 0;font-size:14px}.footer-note{margin:26px 0 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);color:#B4C8D8}.copyright{margin:8px 0 0;color:#8EA8BA;font-size:13px}.page-mask{position:fixed;inset:0;background:rgba(16,38,58,.38);z-index:89;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,visibility .2s ease}.page-mask.is-open{opacity:1;visibility:visible;pointer-events:auto}.toolbox{position:fixed;top:0;right:0;width:min(420px,86vw);height:100dvh;background:#fff;z-index:92;box-shadow:-20px 0 50px rgba(16,38,58,.16);transform:translateX(102%);visibility:hidden;pointer-events:none;transition:transform .23s ease,visibility .23s ease;overflow-y:auto}.toolbox.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.toolbox-head{position:sticky;top:0;z-index:2;background:#fff;border-bottom:1px solid var(--line);padding:18px;display:flex;align-items:center;justify-content:space-between;gap:12px}.toolbox-brand{display:flex;align-items:center;gap:10px}.toolbox-logo{height:28px;max-width:150px;object-fit:contain}.toolbox-brand strong{display:block;color:var(--ink)}.toolbox-brand span{display:block;color:var(--soft);font-size:11px}.toolbox-close,.search-close{min-height:44px;padding:0 13px;border:1px solid var(--line-strong);background:#fff;color:var(--steel);border-radius:10px;cursor:pointer}.toolbox-groups{padding:8px 18px 28px}.toolbox-groups section{padding:16px 0;border-bottom:1px solid var(--line)}.toolbox-groups h2{margin:0 0 8px;font-size:14px;color:var(--steel)}.toolbox-groups a{display:block;padding:10px;border-radius:10px}.toolbox-groups a:hover{background:#F2F8FC;text-decoration:none}.toolbox-groups strong{display:block;color:var(--ink)}.toolbox-groups span{display:block;color:var(--muted);font-size:13px}.search-layer{position:fixed;left:0;right:0;top:92px;z-index:91;visibility:hidden;opacity:0;pointer-events:none;transition:opacity .18s ease,visibility .18s ease}.search-layer.is-open{visibility:visible;opacity:1;pointer-events:auto}.search-card{width:min(calc(100% - 32px),900px);margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;padding:22px;box-shadow:var(--shadow)}.search-head{display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--ink)}.search-box{display:block;margin-top:14px}.search-box input{width:100%;height:48px;border:1px solid var(--line-strong);border-radius:10px;padding:0 14px;background:#F9FCFE;color:var(--ink)}.search-tip{margin:10px 0;color:var(--soft);font-size:14px}.search-presets{display:flex;flex-wrap:wrap;gap:10px}.search-presets a{display:inline-flex;align-items:center;min-height:44px;padding:8px 13px;border:1px solid var(--line);border-radius:9px;background:#F4F9FD}.overlay-open{overflow:hidden}.mobile-bottom{display:none}
@media(max-width:900px){:root{--top:92px}.tab-rail{display:none}.site-main{padding-top:calc(var(--top) + 20px)}.tag-grid,.card-grid,.theme-grid{grid-template-columns:repeat(2,1fr)}.content-layout{grid-template-columns:1fr}.side-index{position:static}.app-panel,.shelf-layout{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}.link-grid{grid-template-columns:repeat(2,1fr)}.wide-cover .media-slot{height:220px}.search-layer{top:92px}}
@media(max-width:640px){body{padding-bottom:calc(58px + env(safe-area-inset-bottom))}.window-bar__inner,.viewport-bar__inner,.footer-inner,.page-shell{width:calc(100% - 32px)}.window-bar{height:22px}.viewport-bar,.viewport-bar__inner{height:70px}.viewport-bar__inner{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:8px}.brand-logo{height:30px;max-width:120px}.brand-fallback{font-size:18px}.toolbox-open{min-width:78px;height:44px;padding:0 10px}.app-link{min-width:0;height:44px;padding:0 11px;font-size:14px}.hero-panel{padding:24px 20px}.section-block,.content-panel,.legal-panel,.note-article,.manual-panel,.app-panel{padding:22px 18px}.section-head{align-items:flex-start;flex-direction:column;gap:4px}.tag-grid,.card-grid,.theme-grid,.directory-list,.link-grid{grid-template-columns:1fr}.media-slot--banner{min-height:180px}.media-slot--section{height:200px}.daily-list li,.number-list li{grid-template-columns:48px 1fr}.search-layer{inset:22px 0 0;background:var(--ice);padding-top:70px}.search-card{width:100%;height:calc(100dvh - 22px);margin:0;border:0;border-radius:0;box-shadow:none;background:var(--ice);padding:18px 16px}.search-tip{color:var(--text)}.search-presets{display:grid;grid-template-columns:1fr 1fr}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:70;display:grid;grid-template-columns:repeat(5,1fr);height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(16,38,58,.08)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px;min-width:0}.mobile-bottom a.is-current{background:var(--brand);color:#fff;text-decoration:none}.site-footer{padding-bottom:36px}.footer-grid{grid-template-columns:1fr 1fr;gap:20px}.toolbox{width:86vw}}
@media(max-width:380px){.viewport-bar__inner{gap:5px}.brand-fallback{font-size:16px}.toolbox-open{min-width:70px;padding:0 8px}.app-link{padding:0 8px;font-size:13px}.footer-grid{grid-template-columns:1fr}.search-presets{grid-template-columns:1fr}}