/* Tabs */
.tabs{min-width:0}
.tab-list{display:flex;flex-wrap:wrap;gap:6px;width:max-content;max-width:100%;padding:5px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-panel-recessed)}
[role="tab"]{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:7px 16px;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--color-muted);cursor:pointer;font-weight:700}
[role="tab"][aria-selected="true"]{background:var(--color-panel);color:var(--color-accent);box-shadow:inset 0 1px 0 var(--color-paper),0 2px 8px var(--color-edge-shadow)}
[role="tabpanel"]{padding-top:24px}
[role="tabpanel"][hidden]{display:none}

/* Long-page navigation */
.toc-tabs{position:sticky;top:10px;z-index:20;display:flex;gap:6px;max-width:100%;overflow-x:auto;padding:6px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-panel);box-shadow:var(--shadow-card);scrollbar-width:thin;-webkit-overflow-scrolling:touch}
.toc-tabs a{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:6px 13px;border-radius:var(--radius-sm);color:var(--color-muted);font-size:13px;font-weight:700;white-space:nowrap}
.toc-tabs a.is-current,.toc-tabs a[aria-current="location"]{background:var(--color-panel-recessed);color:var(--color-accent)}
body:has(.toc-tabs) section[id]{scroll-margin-top:92px}

/* FAQ */
.faq-list{display:grid;gap:10px}
.faq-item{border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-panel);box-shadow:inset 0 1px 0 var(--color-paper)}
.faq-item summary{position:relative;min-height:54px;padding:15px 48px 15px 18px;cursor:pointer;font-weight:750;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"＋";position:absolute;top:13px;right:17px;color:var(--color-accent);font-size:20px}
.faq-item[open] summary::after{content:"−"}
.faq-answer{padding:0 18px 17px;color:var(--color-muted)}
.faq-answer p:last-child{margin-bottom:0}

/* Pricing */
.pricing-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.price-card{position:relative;display:flex;min-width:0;flex-direction:column;padding:26px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-panel);box-shadow:var(--shadow-card)}
.price-card.is-featured{border-color:var(--color-accent);box-shadow:inset 0 1px 0 var(--color-paper),0 18px 38px var(--color-accent-shadow-strong)}
.price-ribbon{position:absolute;top:-13px;right:14px;display:inline-flex;align-items:center;min-height:27px;padding:3px 10px;border-radius:var(--radius-pill);background:var(--color-accent);color:var(--color-paper);font-size:12px;font-weight:800}
.price-name{font-size:18px;font-weight:800}
.price-value{margin:14px 0 6px;font-family:var(--font-mono);font-size:34px;font-weight:750;letter-spacing:-.04em}
.price-cycle{color:var(--color-muted);font-size:13px}
.price-features{display:grid;gap:8px;margin:20px 0;padding:0;list-style:none;color:var(--color-muted)}
.price-features li{position:relative;padding-left:20px}
.price-features li::before{content:"✓";position:absolute;left:0;color:var(--color-success);font-weight:800}
.price-card .btn{margin-top:auto}

/* Tables */
.table-scroll{width:100%;max-width:100%;overflow-x:auto;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-panel);-webkit-overflow-scrolling:touch}
.data-table,.server-table,.compare-table{width:100%;min-width:680px;border-collapse:collapse;background:var(--color-panel);text-align:left}
.data-table th,.data-table td,.server-table th,.server-table td,.compare-table th,.compare-table td{padding:13px 15px;border-bottom:1px solid var(--color-border);vertical-align:top}
.data-table th,.server-table th,.compare-table th{background:var(--color-panel-recessed);color:var(--color-text);font-size:13px;font-weight:800}
.data-table td:first-child,.server-table td:first-child,.compare-table td:first-child{color:var(--color-text);font-weight:700}
.data-table tr:last-child td,.server-table tr:last-child td,.compare-table tr:last-child td{border-bottom:0}
.prose>.data-table{display:block;max-width:100%;min-width:0;overflow-x:auto;-webkit-overflow-scrolling:touch}

/* Platform cards */
.platform-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.platform-card{display:flex;min-width:0;flex-direction:column;align-items:flex-start;gap:12px;padding:20px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-panel);box-shadow:var(--shadow-card)}
.platform-icon{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--radius);background:var(--color-panel-recessed);color:var(--color-accent)}
.platform-icon svg{width:24px;height:24px}
.platform-name{font-size:16px;font-weight:800}
.platform-card .btn{width:100%;min-height:40px;padding:7px 10px;font-size:13px}

/* Article cards */
.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.article-card{display:flex;min-width:0;flex-direction:column;padding:22px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-panel);box-shadow:var(--shadow-card)}
.article-card-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:14px;color:var(--color-muted);font-family:var(--font-mono);font-size:12px}
.article-card h3{font-size:19px}
.article-card p{color:var(--color-muted)}
.article-card-link{margin-top:auto;color:var(--color-accent);font-weight:750}

/* Supporting content */
.callout{padding:18px 20px;border-left:3px solid var(--color-accent);border-radius:0 var(--radius) var(--radius) 0;background:var(--color-panel-recessed);color:var(--color-text)}
.callout strong{color:var(--color-accent)}
.promo-block{display:grid;grid-template-columns:1fr auto;align-items:center;gap:24px;padding:30px;border:1px solid var(--color-border);border-radius:var(--radius);background:linear-gradient(145deg,var(--color-panel),var(--color-panel-recessed));box-shadow:var(--shadow-panel)}
.promo-brand{margin-bottom:4px;font-size:22px;font-weight:800}
.promo-copy{margin:0;color:var(--color-muted)}
.bubble-link{position:relative;display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 17px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-panel);color:var(--color-accent);font-weight:750}
.bubble-link::after{content:"";position:absolute;left:24px;bottom:-6px;width:10px;height:10px;border-right:1px solid var(--color-border);border-bottom:1px solid var(--color-border);background:var(--color-panel);transform:rotate(45deg)}

/* Feature notebook browser */
.feature-browser{display:grid;grid-template-columns:minmax(220px,1fr) minmax(0,2fr);gap:18px}
.feature-tabs{display:grid;align-content:start;gap:6px}
.feature-tab{position:relative;display:flex;align-items:center;gap:11px;min-height:52px;padding:10px 12px 10px 17px;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--color-muted);cursor:pointer;text-align:left;font-weight:700}
.feature-tab::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:2px;background:var(--color-accent-soft)}
.feature-tab:nth-child(3n+2)::before{background:var(--color-success)}
.feature-tab:nth-child(3n)::before{background:var(--color-warning)}
.feature-tab.is-active{background:var(--color-panel-recessed);color:var(--color-text)}
.feature-tab svg{width:20px;height:20px;stroke:currentColor;fill:none}
.feature-detail{min-width:0;padding:30px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-panel);box-shadow:var(--shadow-panel)}
.fact-capsules{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}
.fact-capsules span{display:inline-flex;align-items:center;min-height:30px;padding:4px 10px;border-radius:var(--radius-pill);background:var(--color-panel-recessed);font-family:var(--font-mono);font-size:12px;font-weight:650}

/* Hero preview */
.preview-hero{position:relative;padding-top:20px;padding-bottom:28px;overflow-x:clip}
.preview-hero::before{content:"";position:absolute;inset:0 0 34%;background:linear-gradient(162deg,var(--color-accent-wash),rgba(138,28,59,.025),rgba(230,235,247,0));pointer-events:none}
.preview-copy{position:relative;z-index:2;text-align:center}
.preview-copy h1{margin-top:14px}
.hero-underline{position:relative;z-index:0}
.hero-underline::after{content:"";position:absolute;left:.02em;right:.02em;bottom:-.02em;z-index:-1;height:.13em;border-radius:3px;background:var(--color-focus-shadow)}
.hero-separator{margin-inline:.1em;color:var(--color-muted);font-weight:500}
.platform-selector{display:flex;justify-content:center;flex-wrap:wrap;gap:30px;padding:14px 0 12px}
.platform-choice{position:relative;display:inline-flex;align-items:center;gap:8px;min-height:32px;padding:2px;color:var(--color-muted);font-size:17px;font-weight:650}
.platform-choice svg{width:20px;height:20px}
.platform-choice.is-selected{color:var(--color-text);font-weight:750}
.platform-choice.is-selected::after{content:"";position:absolute;left:-4px;right:-4px;bottom:-7px;height:7px;border-bottom:2px solid var(--color-accent);border-radius:50%}
.hero-cta{justify-content:center;margin-top:12px}
.hero-lead{margin:14px 0 0;color:var(--color-muted);font-size:16px}
.hero-trust{display:flex;justify-content:center;flex-wrap:wrap;margin-top:10px;color:var(--color-muted);font-size:13px}
.hero-trust span+span::before{content:"·";margin:0 10px;color:var(--color-border)}
.flag-row{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:12px}
.flag-chip{display:inline-flex;align-items:center;gap:8px;min-height:30px;padding:4px 12px 4px 7px;border:1px solid var(--color-border);border-radius:var(--radius-pill);background:var(--color-panel);font-size:13px;font-weight:700;box-shadow:inset 0 1px 0 var(--color-paper)}
.flag-chip svg,.route-flag{width:24px;height:17px;border-radius:3px;overflow:hidden}
.f-red{fill:var(--flag-red)}.f-blue{fill:var(--flag-blue)}.f-navy{fill:var(--flag-navy)}.f-white{fill:var(--flag-white)}.f-black{fill:var(--flag-black)}.f-gold{fill:var(--flag-gold)}
.s-white{stroke:var(--flag-white)}.s-red{stroke:var(--flag-red)}
.hero-device-stage{position:relative;z-index:2;width:78%;margin:30px auto 0}
.client-window{display:grid;grid-template-columns:176px 296px minmax(0,1fr);height:396px;overflow:hidden;border-radius:var(--radius);background:var(--color-panel);box-shadow:var(--shadow-panel)}
.client-sidebar{display:flex;flex-direction:column;padding:14px 12px;background:var(--color-text);color:var(--color-sidebar-muted)}
.window-dots{display:flex;gap:7px;padding:0 4px 16px}
.window-dots i{width:11px;height:11px;border-radius:50%}
.window-dots i:nth-child(1){background:var(--color-error)}.window-dots i:nth-child(2){background:var(--color-warning)}.window-dots i:nth-child(3){background:var(--color-success)}
.client-side-title{padding:0 8px 6px;color:var(--color-sidebar-faint);font-size:10px;font-weight:700;letter-spacing:.08em}
.client-side-item{display:flex;align-items:center;gap:9px;min-height:32px;padding:5px 8px;border-radius:var(--radius-sm);font-size:13px}
.client-side-item.is-active{background:var(--color-sidebar-active);color:var(--color-paper);font-weight:700}
.client-side-item svg{width:15px;height:15px;stroke:currentColor;fill:none}
.client-side-foot{display:flex;align-items:center;gap:8px;margin-top:auto;padding:8px;color:var(--color-sidebar-faint);font-size:11px}
.client-side-foot i{width:6px;height:6px;border-radius:50%;background:var(--color-success)}
.route-list{border-right:1px solid var(--color-border);background:var(--color-panel)}
.route-list-head,.detail-head{display:flex;align-items:center;height:44px;padding:0 14px;border-bottom:1px solid var(--color-border);font-size:13px}
.route-count{margin-left:8px;padding:1px 7px;border-radius:var(--radius-pill);background:var(--color-accent-wash);color:var(--color-accent);font-family:var(--font-mono);font-size:11px}
.route-items{padding:6px 8px}
.route-item{position:relative;display:flex;align-items:center;gap:10px;min-height:52px;margin-bottom:2px;padding:5px 10px 5px 16px;border-radius:var(--radius-sm)}
.route-item::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:2px;background:var(--color-success-wash)}
.route-item.is-relay::before{background:var(--color-edge-shadow)}
.route-item.is-premium::before{background:var(--color-accent-wash)}
.route-item.is-selected{background:var(--color-panel-recessed)}
.route-item.is-selected::before{background:var(--color-accent)}
.route-copy{min-width:0;line-height:1.25}
.route-copy b{display:block;font-size:13px}
.route-copy small{display:block;margin-top:2px;color:var(--color-muted);font-size:11px}
.route-detail{display:flex;min-width:0;flex-direction:column;background:var(--color-panel)}
.detail-head{color:var(--color-muted)}
.detail-body{display:flex;flex:1;flex-direction:column;padding:16px 20px}
.detail-title{display:flex;align-items:center;gap:10px}
.detail-title h3{margin:0;font-size:22px}
.status-pill{display:inline-flex;align-items:center;gap:6px;min-height:24px;padding:2px 10px;border-radius:var(--radius-pill);background:var(--color-success-wash);color:var(--color-success);font-size:12px;font-weight:800}
.status-pill i{width:7px;height:7px;border-radius:50%;background:var(--color-success)}
.detail-kv{display:grid;grid-template-columns:76px 1fr;gap:9px 12px;margin:14px 0 0;font-size:13px}
.detail-kv dt{color:var(--color-muted)}
.detail-kv dd{margin:0;font-weight:700}
.detail-kv code{padding:2px 7px;border-radius:5px;background:var(--color-panel-recessed)}
.plan-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.plan-pills span{padding:3px 10px;border-radius:var(--radius-pill);background:var(--color-panel-recessed);font-size:12px;font-weight:700}
.plan-pills span:first-child{background:var(--color-accent-wash);color:var(--color-accent);font-family:var(--font-mono)}
.detail-tools{display:flex;align-items:center;gap:8px;margin-top:auto;min-height:38px;padding:5px 9px;border-radius:8px;background:var(--color-panel-recessed);color:var(--color-muted)}
.detail-tools span{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px}
.detail-tools svg{width:16px;height:16px;stroke:currentColor;fill:none}
.device-note{position:absolute;top:-24px;left:-30px;z-index:4;padding:8px 13px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-panel);font-size:13px;font-weight:800;transform:rotate(-4deg);box-shadow:var(--shadow-card)}
.device-email{position:absolute;top:-16px;right:-26px;z-index:4;padding:7px 14px;border-radius:var(--radius-pill);background:var(--color-text);color:var(--color-paper);font-size:13px;font-weight:700}
.hero-doodle{position:absolute;z-index:1;color:var(--color-border);pointer-events:none}
.hero-doodle svg{width:130px;height:100px;stroke:currentColor;fill:none;stroke-width:1.5}
.hero-doodle.one{left:24px;bottom:40px}.hero-doodle.two{right:34px;bottom:50px}.hero-doodle.three{right:90px;top:70px}
.hero-stats{border-top:1px solid var(--color-border)}
.hero-stats-inner{display:flex;justify-content:center;gap:72px;padding-top:26px;padding-bottom:26px}
.hero-stat{display:flex;align-items:center;gap:7px;color:var(--color-muted)}
.hero-stat svg{width:28px;height:44px;stroke:var(--color-border);fill:none}
.hero-stat svg:last-child{transform:scaleX(-1)}
.hero-stat-copy{min-width:120px;text-align:center}
.hero-stat-copy b{display:block;font-family:var(--font-mono);font-size:22px;color:var(--color-text)}
.hero-stat-copy span{font-size:12px}

/* Design preview utilities */
.preview-page-title{padding-top:72px;padding-bottom:24px}
.preview-section{padding-top:64px;padding-bottom:64px;border-top:1px solid var(--color-border)}
.preview-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.swatch-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.swatch{overflow:hidden;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-panel)}
.swatch-color{height:76px}
.swatch-color.bg{background:var(--color-bg)}.swatch-color.panel{background:var(--color-panel)}.swatch-color.recessed{background:var(--color-panel-recessed)}.swatch-color.border{background:var(--color-border)}.swatch-color.accent{background:var(--color-accent)}.swatch-color.accent-dark{background:var(--color-accent-dark)}.swatch-color.accent-soft{background:var(--color-accent-soft)}.swatch-color.text{background:var(--color-text)}.swatch-color.muted{background:var(--color-muted)}.swatch-color.success{background:var(--color-success)}.swatch-color.warning{background:var(--color-warning)}.swatch-color.error{background:var(--color-error)}
.swatch-label{padding:10px;font-family:var(--font-mono);font-size:11px}
.type-samples{display:grid;gap:20px}
.type-display{font-family:var(--font-display);font-size:52px;font-weight:800;line-height:1.1;letter-spacing:-.02em}
.type-body{max-width:720px;color:var(--color-muted);font-size:17px}
.type-mono{font-family:var(--font-mono);font-size:18px}
.button-showcase{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.static-footer{margin-top:0}

@media (max-width:900px){
  .pricing-grid,.article-grid,.preview-grid{grid-template-columns:1fr 1fr}
  .platform-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .swatch-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .feature-browser{grid-template-columns:1fr}
}
@media (max-width:768px){
  .hero-device-stage{width:100%}
  .client-window{grid-template-columns:1fr;height:auto}
  .client-sidebar{display:none}
  .route-list{border-right:0;border-bottom:1px solid var(--color-border)}
  .device-note{left:8px}.device-email{right:8px}
  .hero-doodle{display:none}
  .hero-stats-inner{flex-direction:column;align-items:center;gap:18px}
  .platform-selector{gap:15px}
}
@media (max-width:640px){
  .pricing-grid,.article-grid,.preview-grid,.platform-grid,.swatch-grid{grid-template-columns:1fr}
  .promo-block{grid-template-columns:1fr}
  .type-display{font-size:38px}
  .device-note{transform:none}
  .client-window{box-shadow:inset 0 1px 0 var(--color-paper),0 0 0 1px var(--color-border),0 12px 28px var(--color-accent-shadow)}
  .detail-kv{grid-template-columns:1fr}
  .preview-hero{padding-top:10px}
}