:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--ink:#17202a;--ink-soft:#415163;--ink-muted:#6c7a89;--surface:#fff;--surface-soft:#f4f7f8;--surface-warm:#fff7ed;--line:#dce4e8;--teal:#087f7a;--blue:#2557a7;--coral:#d24f3f;--amber:#b7791f;--shadow:0 18px 42px #17202a1f;font-family:Inter,SF Pro Display,PingFang SC,Microsoft YaHei,system-ui,-apple-system,BlinkMacSystemFont,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--surface);color:var(--ink);margin:0}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}.site-nav{z-index:20;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#ffffffe0;border-bottom:1px solid #dce4e8c2;justify-content:space-between;align-items:center;gap:20px;min-height:62px;padding:0 clamp(18px,5vw,64px);display:flex;position:sticky;top:0}.brand,.site-nav div,.hero-actions,.trust-note,.stat{align-items:center;display:flex}.brand{color:var(--ink);gap:8px}.brand svg{color:var(--teal)}.site-nav div{color:var(--ink-soft);gap:clamp(10px,2.2vw,24px);font-size:14px;font-weight:680}.site-nav a:hover{color:var(--teal)}.hero{color:#fff;background-position:50%;background-size:cover;min-height:64vh;padding:clamp(72px,10vw,118px) clamp(18px,5vw,64px) clamp(48px,8vw,86px);display:grid}.hero-content{align-self:end;max-width:820px}.hero-content>span,.section-head span{color:#b6eee9;font-size:13px;font-weight:780}.hero h1{letter-spacing:0;margin:10px 0 14px;font-size:clamp(48px,8vw,92px);font-weight:820;line-height:.95}.hero p{color:#ffffffe6;max-width:690px;margin:0;font-size:clamp(17px,2.2vw,23px);line-height:1.5}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:28px}.hero-actions a,.detail-shell button,.content-card a,.content-card button{color:#fff;cursor:pointer;background:#ffffff29;border:1px solid #ffffff57;border-radius:8px;justify-content:center;align-items:center;gap:8px;min-height:40px;padding:0 14px;font-weight:760;display:inline-flex}.hero-actions a:first-child{color:var(--ink);background:#fff;border-color:#fff}.overview-band{background:var(--surface-soft);grid-template-columns:minmax(0,1fr) minmax(260px,420px);align-items:stretch;gap:18px;padding:18px clamp(18px,5vw,64px);display:grid}.stats-row{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.stat,.trust-note{border:1px solid var(--line);background:var(--surface);border-radius:8px;min-width:0}.stat{gap:9px;min-height:74px;padding:14px}.stat svg{color:var(--teal)}.stat strong{color:var(--ink);font-size:26px}.stat span{color:var(--ink-muted);font-size:13px;font-weight:680}.trust-note{color:var(--ink-soft);gap:10px;padding:16px;font-size:14px;line-height:1.5}.trust-note svg{color:var(--teal);flex:none}.trust-note a{color:var(--teal);font-weight:760}.site-alert,.loading-row{border-radius:8px;margin:20px clamp(18px,5vw,64px) 0;padding:14px 16px;font-weight:700}.site-alert{color:var(--coral);background:#fff0ed}.loading-row{background:var(--surface-soft);color:var(--ink-muted)}.content-section{gap:22px;padding:clamp(42px,8vw,82px) clamp(18px,5vw,64px);display:grid}.invite-section{grid-template-columns:minmax(0,1.05fr) minmax(300px,420px);align-items:start}.invite-copy{gap:14px;max-width:720px;display:grid}.invite-copy>p{color:var(--ink-soft);margin:0;font-size:16px;line-height:1.7}.section-note{max-width:760px;color:var(--ink-soft);margin:-8px 0 0;font-size:15px;line-height:1.65}.invite-points{color:var(--ink-soft);gap:10px;margin:0;padding-left:20px;font-size:14px;line-height:1.6;display:grid}.invite-points a{color:var(--teal);font-weight:760}.invite-form{border:1px solid var(--line);background:var(--surface);border-radius:8px;gap:12px;padding:20px;display:grid;box-shadow:0 10px 26px #17202a0d}.invite-form-fields{border:0;gap:12px;min-inline-size:0;margin:0;padding:0;display:grid}.invite-readonly{border:1px solid var(--line);background:var(--surface-soft);color:var(--ink-soft);border-radius:8px;gap:4px;padding:12px 14px;display:grid}.invite-readonly strong{color:var(--ink);font-size:14px}.invite-readonly span{font-size:13px;line-height:1.5}.site-field{gap:7px;display:grid}.site-field span{color:var(--ink-muted);font-size:12px;font-weight:760}.site-field input{border:1px solid var(--line);background:var(--surface);width:100%;min-height:42px;color:var(--ink);border-radius:8px;outline:0;padding:0 12px}.site-field input:focus{border-color:var(--teal);box-shadow:0 0 0 3px #087f7a24}.invite-alert{margin:0}.invite-success{color:var(--ink-soft);background:#087f7a14;border:1px solid #087f7a38;border-radius:8px;gap:4px;padding:12px 14px;display:grid}.invite-success strong{color:var(--ink);font-size:14px}.invite-success span{font-size:13px}.invite-submit{border:1px solid var(--ink);background:var(--ink);color:#fff;cursor:pointer;border-radius:8px;justify-content:center;align-items:center;gap:8px;min-height:42px;font-weight:760;display:inline-flex}.invite-submit:disabled{cursor:wait;opacity:.72}.content-section.muted{background:var(--surface-soft)}.section-head{gap:4px;display:grid}.section-head span{color:var(--teal)}.section-head h2{color:var(--ink);margin:0;font-size:clamp(28px,4vw,44px);font-weight:780;line-height:1.05}.content-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.content-card{border:1px solid var(--line);background:var(--surface);border-radius:8px;gap:12px;min-width:0;min-height:212px;padding:20px;display:grid;box-shadow:0 10px 26px #17202a0d}.content-card span,.tool-table article span,.tool-table article small,.detail-shell>span{color:var(--amber);font-size:12px;font-weight:760}.content-card h3{color:var(--ink);margin:0;font-size:21px;line-height:1.26}.content-card p{color:var(--ink-soft);margin:0;font-size:15px;line-height:1.62}.content-card a,.content-card button{border-color:var(--line);background:var(--ink);color:#fff;justify-self:start;margin-top:auto}.tool-table{gap:10px;display:grid}.tool-table article{border:1px solid var(--line);background:var(--surface);border-radius:8px;grid-template-columns:minmax(220px,320px) minmax(0,1fr) minmax(110px,auto);align-items:center;gap:16px;min-width:0;padding:16px 18px;display:grid}.tool-table article strong,.tool-table article span{display:block}.tool-table article strong{color:var(--ink);font-size:16px}.tool-table article p{color:var(--ink-soft);margin:0;line-height:1.52}.empty-state{border:1px dashed var(--line);background:var(--surface);color:var(--ink-muted);text-align:center;border-radius:8px;grid-column:1/-1;padding:26px}.detail-section{background:#f8faf9;padding:48px clamp(18px,5vw,64px)}.detail-shell{border:1px solid var(--line);background:var(--surface);max-width:860px;box-shadow:var(--shadow);border-radius:8px;gap:14px;margin:0 auto;padding:clamp(22px,4vw,44px);display:grid}.detail-shell button{border-color:var(--line);background:var(--surface-soft);color:var(--ink);justify-self:start}.markdown-view{gap:14px;display:grid}.markdown-view h1,.markdown-view h2,.markdown-view h3,.markdown-view p{margin:0}.markdown-view h1{font-size:clamp(30px,4vw,48px);line-height:1.08}.markdown-view h2{margin-top:16px;font-size:24px}.markdown-view h3{margin-top:10px;font-size:19px}.markdown-view p,.markdown-view li{color:var(--ink-soft);font-size:16px;line-height:1.72}.markdown-view ul{gap:8px;margin:0;padding-left:22px;display:grid}footer{border-top:1px solid var(--line);color:var(--ink-muted);justify-content:space-between;align-items:center;gap:18px;padding:28px clamp(18px,5vw,64px);display:flex}footer strong{color:var(--ink)}@media (width<=980px){.overview-band,.invite-section,.content-grid,.tool-table article{grid-template-columns:minmax(0,1fr)}.stats-row{grid-template-columns:repeat(2,minmax(0,1fr))}.tool-table article small{justify-self:start}}@media (width<=720px){.site-nav{flex-direction:column;align-items:flex-start;padding-top:14px;padding-bottom:14px;position:static}.site-nav div{flex-wrap:wrap}.hero{min-height:560px}.stats-row{grid-template-columns:minmax(0,1fr)}.content-card,.tool-table article,.detail-shell{padding:16px}footer{flex-direction:column;align-items:flex-start}}