.stage { position: relative; width: min(1056px,calc(100vw - 340px)); margin: 0 auto; text-align: left; }
.stage::before { content: ""; position: absolute; top: -96px; right: -70px; width: 460px; height: 340px; border-radius: var(--r-circle); background: radial-gradient(closest-side,var(--spot),var(--clear)); z-index: 0; pointer-events: none; }
.win { position: relative; z-index: 1; height: 432px; display: grid; grid-template-rows: 44px minmax(0,1fr) 44px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--r-window); overflow: hidden; box-shadow: 0 30px 60px var(--accent-a12),0 22px 30px -20px var(--brown-shadow-strong),0 1px 2px var(--brown-shadow); }
.win::after { content: ""; position: absolute; inset: 0; border-radius: inherit; box-shadow: inset 0 1px 0 var(--hi); pointer-events: none; z-index: 5; }
.chrome { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 22px; background: linear-gradient(180deg,var(--panel),var(--panel-3)); border-bottom: 1px solid var(--border-soft); }
.dots { display: flex; gap: 8px; }
.dot { width: 10px; height: 10px; border-radius: var(--r-circle); }
.dot-e { background: var(--error); box-shadow: 0 0 0 4px var(--error-a18); }
.dot-w { background: var(--warn); box-shadow: 0 0 0 4px var(--warn-a18); }
.dot-s { background: var(--success); box-shadow: 0 0 0 4px var(--success-a18); }
.chrome-title { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-display); font-weight: 700; font-size: 13px; letter-spacing: -.01em; }
.mode { justify-self: end; display: inline-flex; padding: 3px; border-radius: var(--r-pill); background: var(--panel-2); font-size: 11px; line-height: 18px; }
.mode span { padding: 0 10px; border-radius: var(--r-pill); color: var(--muted); }
.mode .on { background: var(--panel); color: var(--accent-dark); font-weight: 700; box-shadow: 0 1px 2px var(--brown-shadow-strong); }
.win-body { display: grid; grid-template-columns: 224px minmax(0,1fr) 288px; min-height: 0; }
.side { padding: 14px; border-right: 1px solid var(--border-soft); display: flex; flex-direction: column; gap: 2px; }
.side-head { display: flex; justify-content: space-between; align-items: center; padding: 2px 12px 8px; font-size: 12px; font-weight: 600; color: var(--muted); }
.side-head em { font-style: normal; font-family: var(--font-mono); font-size: 11px; font-weight: 500; color: var(--ink-mono); }
.region { height: 42px; display: flex; align-items: center; gap: 10px; padding: 0 12px; border-radius: var(--r-row); font-size: 14px; font-weight: 500; }
.region svg { display: block; flex-shrink: 0; border-radius: 3px; }
.r-end { margin-left: auto; display: inline-flex; align-items: center; gap: 8px; }
.r-tag { font-family: var(--font-mono); font-size: 10px; font-weight: 600; line-height: 16px; padding: 0 6px; border-radius: var(--r-small); background: var(--panel); color: var(--accent-dark); }
.region.is-on { background: var(--accent-tint); color: var(--accent-dark); font-weight: 700; box-shadow: inset 0 0 0 1px var(--accent-tint-strong); }
.well { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; background: radial-gradient(58% 52% at 50% 40%,var(--accent-a10),var(--clear) 72%),linear-gradient(180deg,var(--panel-3),var(--panel-2)); box-shadow: inset 0 2px 14px var(--brown-shadow); }
.key { width: 120px; height: 120px; border-radius: var(--r-circle); display: flex; align-items: center; justify-content: center; margin-bottom: 36px; background: linear-gradient(150deg,var(--accent-2) 0%,var(--accent) 68%); box-shadow: inset 0 2px 0 var(--hi-soft),inset 0 -12px 22px var(--accent-dark-a40),0 0 0 8px var(--ring-pale),0 0 0 22px var(--accent-a20),0 26px 50px -6px var(--accent-a35); }
.key svg { display: block; }
.status { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 8px; border-radius: var(--r-card); background: var(--pill-dark); color: var(--white); backdrop-filter: blur(8px); box-shadow: 0 14px 26px -12px var(--brown-shadow-strong); }
.status b { font-size: 13px; font-weight: 700; line-height: 20px; padding: 0 12px; white-space: nowrap; }
.status span { display: inline-flex; align-items: center; gap: 7px; padding: 3px 14px; border-radius: var(--r-small); background: var(--pill-dark-2); font-size: 12px; line-height: 18px; white-space: nowrap; }
.ok-dot { width: 7px; height: 7px; border-radius: var(--r-circle); background: var(--success); box-shadow: 0 0 0 3px var(--success-a30); flex-shrink: 0; }
.rail { padding: 16px; display: flex; flex-direction: column; gap: 12px; border-left: 1px solid var(--border-soft); }
.rcard { background: var(--panel-3); border: 1px solid var(--border-soft); border-radius: var(--r-card); padding: 12px 14px; box-shadow: inset 0 1px 0 var(--hi); }
.rlabel { font-size: 11px; font-weight: 600; color: var(--muted); line-height: 16px; margin-bottom: 6px; }
.seg { display: flex; padding: 3px; border-radius: var(--r-small); background: var(--panel-2); font-size: 12px; line-height: 26px; }
.seg span { flex: 1; text-align: center; border-radius: var(--r-small); color: var(--muted); white-space: nowrap; }
.seg .on { flex: 1.6; background: var(--panel); color: var(--accent-dark); font-weight: 700; box-shadow: 0 1px 3px var(--brown-shadow-strong); }
.plan { min-width: 0; }
.plan-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.plan-top b { font-size: 14px; font-weight: 700; line-height: 22px; }
.gb { font-family: var(--font-mono); font-size: 12px; font-weight: 600; line-height: 20px; padding: 0 8px; border-radius: var(--r-small); background: var(--accent-tint); color: var(--accent-dark); }
.price { margin-top: 2px; font-family: var(--font-display); font-weight: 800; font-size: 26px; line-height: 32px; letter-spacing: -.02em; }
.price small { font-size: 13px; font-weight: 600; color: var(--muted); letter-spacing: 0; margin-left: 2px; }
.note { font-size: 11px; line-height: 16px; color: var(--muted); }
.tg { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.tg-name { font-size: 14px; font-weight: 700; line-height: 22px; margin-right: auto; }
.tg-state { font-size: 12px; font-weight: 700; color: var(--accent-dark); }
.switch { position: relative; width: 34px; height: 20px; border-radius: var(--r-pill); background: linear-gradient(90deg,var(--accent),var(--accent-2)); box-shadow: inset 0 1px 2px var(--accent-dark-a40); flex-shrink: 0; }
.switch::after { content: ""; position: absolute; top: 2px; right: 2px; width: 16px; height: 16px; border-radius: var(--r-circle); background: var(--white); box-shadow: 0 1px 2px var(--brown-shadow-strong); }
.pbadge { display: inline-flex; align-items: center; gap: 6px; min-height: 24px; padding: 0 10px; border-radius: var(--r-small); background: var(--accent-tint); color: var(--accent-dark); font-size: 12px; font-weight: 600; }
.tabs { display: flex; align-items: center; justify-content: center; gap: 6px; border-top: 1px solid var(--border-soft); background: var(--panel-3); }
.tab { display: inline-flex; align-items: center; gap: 6px; height: 30px; padding: 0 14px; border-radius: var(--r-pill); font-size: 12.5px; font-weight: 500; color: var(--muted); white-space: nowrap; }
.tab.on { background: var(--panel); color: var(--accent-dark); font-weight: 700; box-shadow: 0 1px 3px var(--brown-shadow-strong),0 0 0 1px var(--border-soft); }
.float { position: absolute; z-index: 3; display: flex; align-items: center; gap: 10px; background: var(--panel); border: 1px solid var(--border-soft); box-shadow: 0 18px 40px -8px var(--accent-a12),0 3px 8px var(--brown-shadow),inset 0 1px 0 var(--hi); }
.float small { display: block; font-size: 11px; line-height: 16px; font-weight: 500; color: var(--muted); }
.float b { display: block; font-size: 14px; line-height: 20px; font-weight: 700; white-space: nowrap; }
.f-refund { top: 84px; left: -158px; width: 174px; padding: 12px 14px; border-radius: var(--r-card); transform: rotate(-3deg); }
.f-devices { top: 178px; right: -156px; width: 172px; padding: 12px 14px; border-radius: var(--r-card); transform: rotate(2deg); }
.f-devices .ico { width: 34px; height: 34px; flex-shrink: 0; border-radius: var(--r-small); display: flex; align-items: center; justify-content: center; background: var(--accent-tint); color: var(--accent); }
.f-cover { top: 350px; left: -150px; padding: 8px 16px 8px 8px; border-radius: var(--r-pill); font-family: var(--font-mono); font-size: 13px; font-weight: 600; white-space: nowrap; }
.f-cover .ico { width: 26px; height: 26px; border-radius: var(--r-circle); display: flex; align-items: center; justify-content: center; background: linear-gradient(150deg,var(--accent-2),var(--accent)); color: var(--white); }
.ico { display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.feature-console { display: grid; grid-template-columns: minmax(240px,.8fr) minmax(0,1.4fr); gap: 40px; background: var(--panel); border: 1px solid var(--border-soft); border-radius: var(--r-window); padding: 24px; box-shadow: var(--shadow-panel); }
.feature-switches { display: flex; flex-direction: column; gap: 8px; }
[role="tablist"] { min-width: 0; }
[role="tab"] { min-height: 44px; border-radius: var(--r-row); padding: 12px 18px; background: var(--clear); color: var(--muted); font-weight: 600; text-align: left; }
[role="tab"]:hover { color: var(--text); }
[role="tab"][aria-selected="true"] { background: var(--panel-2); color: var(--text); box-shadow: inset 0 1px 2px var(--brown-shadow); }
.feature-switches [role="tab"] { display: flex; align-items: center; gap: 14px; width: 100%; }
.feature-switches [aria-selected="true"] .led { background: var(--accent); box-shadow: 0 0 0 4px var(--accent-a12),0 0 12px var(--accent-a35); }
.feature-detail { padding: 24px; min-width: 0; }
.feature-detail h3 { font-size: 30px; font-weight: 500; }
.feature-detail p { color: var(--muted); margin-bottom: 24px; }
.mini-client { padding: 20px; border: 1px solid var(--border); background: var(--panel-2); border-radius: var(--r-card); box-shadow: inset 0 1px 0 var(--hi); }
.mini-client .chrome-title { margin-bottom: 12px; }
.cycle-tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; padding: 6px; background: var(--panel-2); border-radius: var(--r-card); margin-bottom: 24px; }
.cycle-tabs [role="tab"][aria-selected="true"] { background: var(--panel); color: var(--accent-dark); box-shadow: 0 4px 12px var(--accent-a12); }
.toc-tabs { display: flex; gap: 8px; position: sticky; top: var(--head-height); z-index: 20; padding: 12px; margin-block: 24px; overflow-x: auto; max-width: 100%; background: var(--panel); border: 1px solid var(--border); border-radius: var(--r-card); box-shadow: 0 8px 20px var(--accent-a10); scrollbar-width: thin; }
.toc-tabs a { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 8px 16px; white-space: nowrap; flex-shrink: 0; border-radius: var(--r-pill); color: var(--muted); }
.toc-tabs a.is-current { color: var(--accent-dark); background: var(--accent-tint); font-weight: 700; }
.toc-tabs.toc-static { position: static; }
body:has(.toc-tabs) section[id], body:has(.toc-tabs) h2[id], body:has(.toc-tabs) h3[id] { scroll-margin-top: var(--toc-offset); }
.faq-item { border-bottom: 1px solid var(--border); padding-block: 4px; }
.faq-item summary { cursor: pointer; padding: 20px 40px 20px 4px; position: relative; font-weight: 600; list-style: none; min-height: 44px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 8px; top: 18px; color: var(--accent-dark); font-size: 22px; line-height: 28px; }
.faq-item[open] summary::after { content: "−"; }
.faq-answer { padding: 0 32px 24px 4px; color: var(--muted); }
.plan-card { position: relative; min-width: 0; padding: 32px; border: 1px solid var(--border); border-radius: var(--r-window); background: var(--panel); box-shadow: var(--shadow-panel); display: flex; flex-direction: column; gap: 20px; }
.plan-card.is-current { border: 2px solid var(--accent); background: linear-gradient(180deg,var(--accent-tint),var(--panel) 45%); }
.plan-card h3 { margin-bottom: 0; }
.plan-card .price { font-size: 42px; line-height: 1.15; }
.plan-card .btn { margin-top: auto; align-self: flex-start; }
.plan-facts { list-style: none; margin: 0; padding: 0; color: var(--muted); }
.plan-facts li { padding-block: 6px; }
.value-badge { align-self: flex-start; display: inline-flex; padding: 4px 12px; min-height: 28px; border-radius: var(--r-pill); background: var(--accent); color: var(--white); font-size: 12px; font-weight: 700; }
.badge, .tag { display: inline-block; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; vertical-align: middle; border-radius: var(--r-pill); padding: 4px 12px; background: var(--panel-2); color: var(--muted); font-size: 12px; line-height: 20px; }
.badge-blue { color: var(--accent-dark); background: var(--accent-tint); }
.badge-success { color: var(--success); background: var(--success-a18); }
.table-scroll { overflow-x: auto; max-width: 100%; min-width: 0; -webkit-overflow-scrolling: touch; border: 1px solid var(--border); border-radius: var(--r-card); background: var(--panel); }
.data-table, .route-table { width: 100%; min-width: 640px; text-align: left; font-size: 14px; }
.data-table th, .route-table th { background: var(--panel-2); color: var(--text); font-weight: 700; white-space: nowrap; }
.data-table :is(th,td), .route-table :is(th,td) { padding: 16px 20px; border-bottom: 1px solid var(--border-soft); word-break: keep-all; }
.table-scroll th, .table-scroll td:first-child { color: var(--text); }
.data-table tr:last-child td, .route-table tr:last-child td { border-bottom: 0; }
.route-table .region-group th { background: var(--accent-tint); color: var(--accent-dark); }
.prose > .data-table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; max-width: 100%; min-width: 0; }
.platform-grid { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 16px; }
.platform-card { min-width: 0; padding: 24px 16px; border-radius: var(--r-card); border: 1px solid var(--border-soft); background: var(--panel); text-align: center; box-shadow: var(--shadow-panel); }
.platform-card > svg { display: block; width: 32px; height: 32px; margin: 0 auto 16px; color: var(--ink-mono); }
.platform-card h3 { font-size: 17px; margin-bottom: 16px; }
.platform-card .btn { padding-inline: 14px; font-size: 13px; height: 44px; }
.article-card { display: flex; flex-direction: column; gap: 16px; border-radius: var(--r-card); padding: 28px; border: 1px solid var(--border-soft); background: var(--panel); box-shadow: var(--shadow-panel); min-width: 0; }
.article-card h3 { font-size: 22px; margin: 0; }
.article-card p { color: var(--muted); }
.article-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; color: var(--muted); font-size: 12px; }
.article-link { display: inline-flex; min-height: 32px; align-items: center; color: var(--accent-dark); font-weight: 600; margin-top: auto; }
.callout { margin: 24px 0; padding: 20px 24px; border-left: 4px solid var(--accent); border-radius: var(--r-row); background: var(--accent-tint); color: var(--text); }
.callout p + p { margin-top: 12px; }
.promo-block { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 32px; margin-block: 40px; border-radius: var(--r-window); background: var(--panel-2); border: 1px solid var(--border); box-shadow: inset 0 1px 0 var(--hi); }
.promo-copy { min-width: 0; }
.promo-copy strong { font-size: 23px; font-weight: 800; }
.promo-copy p { color: var(--muted); margin-top: 8px; }
.promo-block .btn { flex-shrink: 0; white-space: nowrap; }
.logo-wall { display: grid; grid-template-columns: repeat(6,minmax(0,1fr)); gap: 36px 20px; list-style: none; padding: 0; margin: 48px 0 0; color: var(--ink-mono); --fr: var(--mono-3); --fw: var(--mono-paper); --fb: var(--mono-2); --fg: var(--mono-2); --fk: var(--mono-1); --fy: var(--mono-4); --fe: var(--mono-edge); }
.logo-wall li { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px; text-align: center; font-size: 16px; font-weight: 700; min-width: 0; }
.logo-wall svg { width: 24px; height: 24px; }
.logo-wall .wall-flag { width: 24px; height: 16px; }
.wall-note { font-size: 13px; color: var(--muted); margin-top: 24px; text-align: center; }
.draw-line { display: block; width: 100%; height: 32px; color: var(--accent); margin-block: 24px; }
.preview-stack { display: grid; gap: 24px; }
.preview-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.token-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(150px,1fr)); gap: 16px; }
.token { padding: 12px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--r-row); min-width: 0; }
.token code { font-size: 11px; }
.swatch { height: 56px; margin-bottom: 10px; border-radius: var(--r-small); border: 1px solid var(--border-soft); }
.sw-bg { background: var(--bg); }
.sw-top { background: var(--bg-top); }
.sw-bottom { background: var(--bg-bottom); }
.sw-panel { background: var(--panel); }
.sw-panel2 { background: var(--panel-2); }
.sw-panel3 { background: var(--panel-3); }
.sw-border { background: var(--border); }
.sw-border-soft { background: var(--border-soft); }
.sw-accent { background: var(--accent); }
.sw-accent2 { background: var(--accent-2); }
.sw-dark { background: var(--accent-dark); }
.sw-tint { background: var(--accent-tint); }
.sw-tint-strong { background: var(--accent-tint-strong); }
.sw-ring { background: var(--ring-pale); }
.sw-a10 { background: var(--accent-a10); }
.sw-a12 { background: var(--accent-a12); }
.sw-a20 { background: var(--accent-a20); }
.sw-a35 { background: var(--accent-a35); }
.sw-dark40 { background: var(--accent-dark-a40); }
.sw-spot { background: var(--spot); }
.sw-text { background: var(--text); }
.sw-muted { background: var(--muted); }
.sw-ink { background: var(--ink-mono); }
.sw-soft { background: var(--ink-soft); }
.sw-off { background: var(--led-off); }
.sw-success { background: var(--success); }
.sw-warn { background: var(--warn); }
.sw-error { background: var(--error); }
.sw-success30 { background: var(--success-a30); }
.sw-success18 { background: var(--success-a18); }
.sw-warn18 { background: var(--warn-a18); }
.sw-error18 { background: var(--error-a18); }
.sw-white { background: var(--white); }
.sw-hi { background: var(--hi); }
.sw-hi-soft { background: var(--hi-soft); }
.sw-pill { background: var(--pill-dark); }
.sw-pill2 { background: var(--pill-dark-2); }
.sw-brown { background: var(--brown-shadow); }
.sw-brown-strong { background: var(--brown-shadow-strong); }
.sw-grain { background: var(--grain); }
.sw-veil { background: var(--veil); }
.sw-clear { background: var(--clear); }
.sw-red { background: var(--flag-red); }
.sw-flagwhite { background: var(--flag-white); }
.sw-blue { background: var(--flag-blue); }
.sw-green { background: var(--flag-green); }
.sw-black { background: var(--flag-black); }
.sw-gold { background: var(--flag-gold); }
.sw-edge { background: var(--flag-edge); }
.sw-mono1 { background: var(--mono-1); }
.sw-mono2 { background: var(--mono-2); }
.sw-mono3 { background: var(--mono-3); }
.sw-mono4 { background: var(--mono-4); }
.sw-monopaper { background: var(--mono-paper); }
.sw-monoedge { background: var(--mono-edge); }
.type-display { font-family: var(--font-display); font-size: 48px; font-weight: 900; line-height: 1.15; }
.type-body { font-size: 16px; line-height: 1.8; }
.type-mono { font-family: var(--font-mono); font-size: 14px; }
.preview-caption { font-size: 13px; color: var(--muted); margin-bottom: 16px; }
@media (max-width: 1180px) {
  .float { display: none; }
  .stage { width: 100%; }
  .win-body { grid-template-columns: 200px minmax(0,1fr) 252px; }
}
@media (max-width: 980px) {
  .platform-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .feature-console { grid-template-columns: minmax(220px,.8fr) minmax(0,1fr); gap: 16px; }
}
@media (max-width: 768px) {
  .win { height: auto; grid-template-rows: 44px auto auto; }
  .mode { display: none; }
  .win-body { grid-template-columns: 1fr; grid-template-areas: "well" "side" "rail"; }
  .well { grid-area: well; padding: 40px 16px 28px; }
  .side { grid-area: side; border-right: 0; border-top: 1px solid var(--border-soft); }
  .side .region:nth-of-type(n+5) { display: none; }
  .rail { grid-area: rail; border-left: 0; border-top: 1px solid var(--border-soft); }
  .rail .rcard:not(.plan) { display: none; }
  .key { width: 88px; height: 88px; margin-bottom: 30px; box-shadow: inset 0 2px 0 var(--hi-soft),inset 0 -10px 18px var(--accent-dark-a40),0 0 0 6px var(--ring-pale),0 0 0 16px var(--accent-a20),0 20px 40px -6px var(--accent-a35); }
  .key svg { width: 40px; height: 40px; }
  .tabs { flex-wrap: wrap; padding: 8px; gap: 4px; }
  .tab { padding-inline: 10px; font-size: 12px; }
  .feature-console { grid-template-columns: 1fr; padding: 16px; }
  .feature-detail { padding: 16px; }
  .logo-wall { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 28px 12px; }
  .promo-block { flex-direction: column; align-items: flex-start; padding: 24px; }
  .stage::before { inset-inline: 0; width: auto; max-width: 100%; }
}
@media (max-width: 640px) {
  .platform-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .plan-card { padding: 24px; }
  .type-display { font-size: 34px; }
  .feature-detail h3 { font-size: 26px; }
  .logo-wall li { font-size: 13px; }
}