/* Shared reading and product furniture */
.badge,.tag{display:inline-flex;align-items:center;min-height:28px;max-width:100%;padding:4px 12px;border:1px solid var(--border);border-radius:var(--radius-pill);background:var(--bg-panel-2);color:var(--text);font-size:12px;overflow-wrap:anywhere;white-space:normal}
.eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 16px;padding:4px 14px;min-height:28px;border:1px solid var(--border);border-radius:var(--radius-pill);background:var(--bg-panel);box-shadow:var(--edge-hi);font-size:13px;letter-spacing:.06em;color:var(--text-muted)}
.eyebrow svg{width:14px;height:14px;flex-shrink:0}
.facts{list-style:none;margin:0 auto 20px;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:8px;max-width:900px}
.facts li{display:inline-flex;align-items:center;min-height:30px;padding:3px 14px;border:1px solid var(--border);border-radius:var(--radius-pill);background:var(--bg-panel);box-shadow:var(--edge-hi),var(--shadow-chip);font-size:13.5px}
.facts .num{font-size:12.5px;margin-right:3px}
.tabs{min-width:0}
.tab-list,[role="tablist"]{display:flex;align-items:center;gap:8px;padding:8px;background:var(--bg-panel-2);border-radius:var(--radius);max-width:100%;overflow-x:auto}
[role="tab"]{flex-shrink:0;min-height:44px;padding:10px 18px;border:1px solid transparent;border-radius:var(--radius);background:none;color:var(--text-muted);font-family:var(--font-body);text-align:left}
[role="tab"][aria-selected="true"]{color:var(--text);border-color:var(--border);background:var(--bg-panel);box-shadow:var(--edge-hi),var(--shadow-chip)}
.tab-panel{padding-top:24px}
.feature-index{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:64px;align-items:start}
.feature-index [role="tablist"]{display:flex;flex-direction:column;align-items:stretch;background:none;padding:0;overflow:visible}
.feature-index [role="tab"]{position:relative;display:flex;align-items:center;gap:16px;min-width:0;width:100%;min-height:64px;border:0;border-radius:0;padding:12px 0 12px 20px;background:none;box-shadow:none;font-family:var(--font-display);font-size:22px;color:var(--text)}
.feature-index [role="tab"]::before{content:"";position:absolute;left:0;top:calc(50% - 3px);width:6px;height:6px;border-radius:var(--radius-round);background:var(--border)}
.feature-index [role="tab"][aria-selected="true"]::before{background:var(--accent)}
.feature-leader{height:1px;min-width:16px;flex:1;background:var(--border)}
.feature-hint{font-family:var(--font-body);font-size:13px;color:var(--text-muted)}
.price-tag{position:relative;padding:48px 32px 32px}
.price-tag::after{content:"";position:absolute;right:24px;top:24px;width:10px;height:10px;border:1px solid var(--border);border-radius:var(--radius-round);background:var(--bg-panel-2);box-shadow:var(--edge-hi)}
.price-tag::before{content:"";position:absolute;right:28px;top:0;height:24px;border-left:1px solid var(--twine)}
.price-tag h3{font-size:20px;line-height:1.6}
.price-tag .facts{justify-content:flex-start;margin-top:24px;margin-bottom:0}
.feature-mobile{display:none}
.feature-details,.faq-item{border-bottom:1px solid var(--border);padding-block:20px}
.feature-details summary,.faq-item summary{cursor:pointer;position:relative;list-style:none;min-height:32px;padding-right:36px;font-weight:600}
.feature-details summary::-webkit-details-marker,.faq-item summary::-webkit-details-marker{display:none}
.feature-details summary::after,.faq-item summary::after{content:"+";position:absolute;right:0;top:0;font-size:22px;color:var(--text-muted)}
.feature-details[open] summary::after,.faq-item[open] summary::after{content:"−"}
.feature-details>div,.faq-item>div{padding-top:16px;color:var(--text-muted)}
.faq-item p:last-child{margin-bottom:0}
.toc-tabs{position:sticky;top:var(--bar-h);z-index:35;display:flex;align-items:center;gap:8px;min-height:var(--toc-h);padding:8px;background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--edge-hi),var(--shadow-chip);overflow-x:auto;max-width:100%;overscroll-behavior-x:contain}
.toc-tabs a{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;min-height:44px;padding:8px 16px;border-radius:var(--radius);text-decoration:none;font-size:14px;white-space:nowrap}
.toc-tabs a.is-current{background:var(--bg-panel-2);color:var(--text);box-shadow:var(--edge-hi);text-decoration:underline;text-underline-offset:5px}
.toc-tabs.toc-static{position:static}
body:has(.toc-tabs) section[id]{scroll-margin-top:var(--anchor-gap)}
.plan-card{position:relative;display:flex;flex-direction:column;align-items:flex-start;min-width:0;padding:32px;background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--edge-hi),var(--shadow-tint)}
.plan-card.is-current{border-color:var(--text-muted);box-shadow:var(--edge-hi),var(--shadow-tint)}
.plan-card.is-current::before{content:"";position:absolute;inset:5px;border:1px solid var(--border);border-radius:var(--radius);pointer-events:none}
.plan-card .badge{margin-bottom:16px}
.plan-card h3{margin-bottom:24px}
.plan-price{font-family:var(--font-mono);font-size:36px;line-height:1.3;font-variant-numeric:tabular-nums;margin-bottom:20px}
.plan-price small{font-family:var(--font-body);font-size:14px;color:var(--text-muted)}
.plan-card ul{margin:0 0 32px;padding-left:20px;color:var(--text-muted)}
.plan-card .btn{margin-top:auto}
.table-scroll{overflow-x:auto;max-width:100%;min-width:0;-webkit-overflow-scrolling:touch;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-panel);box-shadow:var(--edge-hi)}
.data-table,.route-table{width:100%;min-width:640px;border-collapse:collapse;text-align:left;font-size:14px}
.data-table caption,.route-table caption{text-align:left;padding:16px 20px;color:var(--text);font-weight:600;background:var(--bg-panel-2)}
.data-table th,.data-table td,.route-table th,.route-table td{padding:16px 20px;border-bottom:1px solid var(--border);vertical-align:top;word-break:keep-all;color:var(--text)}
.table-scroll th{white-space:nowrap;color:var(--text)}
.data-table thead,.route-table thead{background:var(--bg-panel-2)}
.route-group th{background:var(--bg);font-weight:600}
.data-table tr:last-child td,.route-table tr:last-child td{border-bottom:0}
.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{display:flex;flex-direction:column;align-items:flex-start;gap:20px;padding:24px;min-width:0;background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--edge-hi),var(--shadow-tint)}
.platform-card h3{font-family:var(--font-body);font-size:17px;margin:0}
.platform-card .btn{margin-top:auto;width:100%;padding-inline:8px;font-size:13px;min-width:0}
.platform-icon{width:28px;height:28px;flex-shrink:0;fill:currentColor}
.article-card{display:flex;flex-direction:column;align-items:flex-start;gap:16px;padding:32px;border-radius:var(--radius);background:var(--bg-panel);border:1px solid var(--border);box-shadow:var(--edge-hi),var(--shadow-tint);min-width:0}
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;color:var(--text-muted);font-size:12px}
.article-card h3{font-size:24px;line-height:1.5;margin:0}
.article-card h3 a{text-decoration:none}
.article-card h3 a:hover{text-decoration:underline}
.article-card p{color:var(--text-muted)}
.article-card>a{margin-top:auto;min-height:32px;display:inline-flex;align-items:center}
.blog-cover{position:relative;overflow-x:clip;padding:64px 120px 64px 40px;border-radius:var(--radius);background:var(--bg-panel-2)}
.blog-cover::after{content:"BID";position:absolute;right:24px;top:24px;width:72px;height:72px;border:3px double var(--text-muted);border-radius:var(--radius-round);display:grid;place-items:center;transform:rotate(-11deg);font-family:var(--font-display);font-size:22px;color:var(--text-muted)}
.callout{margin:24px 0;padding:24px 28px;border-left:3px solid var(--text-muted);background:var(--bg-panel-2);border-radius:var(--radius);color:var(--text)}
.callout p:last-child{margin-bottom:0}
.promo-block{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:24px;margin-block:48px;padding:32px;background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--edge-hi),var(--shadow-tint)}
.promo-copy{flex:1;min-width:min(100%,220px)}
.promo-copy h2{font-size:28px;margin-bottom:12px}
.promo-copy p{margin:0;color:var(--text-muted)}
.promo-block .btn,.promo-block .btn-secondary{flex-shrink:0;white-space:nowrap}
.float-cta{position:fixed;right:24px;bottom:calc(24px + env(safe-area-inset-bottom,0px));z-index:50;display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px 0 14px;border-radius:var(--radius-pill);background:var(--text);color:var(--bg-panel);font-size:14.5px;font-weight:600;text-decoration:none;box-shadow:var(--float-shadow);transition:transform var(--ease-time) ease}
.float-cta svg{width:16px;height:16px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.6}
.float-cta:hover{transform:translateY(-1px)}
body:has(.float-cta)::after{content:"";display:block;height:calc(88px + env(safe-area-inset-bottom,0px))}
.guide-toggle{position:fixed;right:0;bottom:0;width:1px;height:1px;margin:0;opacity:0;pointer-events:none}
.guide{position:fixed;right:24px;bottom:88px;z-index:50;width:264px}
.guide-bubble{position:relative;padding:30px 40px 16px 18px;background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--edge-hi),var(--shadow-tint)}
.guide-link{display:block;text-decoration:none}
.guide-q{display:block;font-size:15px;font-weight:600;line-height:1.45}
.guide-sub{display:block;margin-top:6px;font-size:12.5px;line-height:1.5;color:var(--text-muted)}
.guide-x{position:absolute;top:10px;right:10px;width:24px;height:24px;display:grid;place-items:center;border-radius:var(--radius-focus);color:var(--text-muted);cursor:pointer}
.guide-avatar{position:absolute;top:-24px;left:16px;width:48px;height:48px;display:grid;place-items:center;border-radius:var(--radius-round);background:var(--bg-panel);border:1px solid var(--border);box-shadow:var(--edge-hi),var(--shadow-chip)}
.guide-avatar svg{width:30px;height:30px;fill:none;stroke:var(--text-muted);stroke-width:1.5}
.guide-toggle:focus-visible~.guide .guide-x{outline:2px solid var(--accent)}
.guide-toggle:checked~.guide{width:48px}
.guide-toggle:checked~.guide .guide-bubble{display:none}
.guide-toggle:checked~.guide .guide-avatar{top:auto;bottom:0;left:auto;right:0}
/* Approved full-width study scene */
.hero{position:relative;display:flex;flex-direction:column;min-height:calc(100vh - var(--bar-h) - var(--peek-h));min-height:calc(100svh - var(--bar-h) - var(--peek-h));background:var(--bg);isolation:isolate}
.hero-bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.hero-bg svg{position:absolute;inset:0;width:100%;height:100%;display:block}
.stage{position:relative;z-index:1;flex:1 1 auto;min-height:300px}
.stage svg{position:absolute;left:0;top:0;width:100%;height:100%;display:block;overflow:visible}
.hero-copy{position:relative;z-index:3;flex:none;text-align:center;padding:8px 24px 32px}
.hero-copy::before{content:"";position:absolute;z-index:-1;left:0;right:0;top:-40px;bottom:0;background:linear-gradient(to bottom,var(--glow-0) 0,var(--glow-1) 80px,var(--glow-2) 100%)}
.hero-title{margin:0 auto 24px;max-width:1120px;font-family:var(--font-display);font-weight:400;font-size:clamp(52px,4.4vw,64px);line-height:1.12;letter-spacing:-.02em;text-wrap:balance}
.lede{margin:0 auto 14px;max-width:760px;font-size:19px;line-height:1.5;color:var(--text-muted)}
.lede strong{color:var(--text);font-weight:600}
.strip{display:flex;align-items:center;justify-content:center;margin:0;font-size:13px;color:var(--text-muted);line-height:22px}
.strip+.strip{margin-top:8px}
.strip-label{font-size:12px;letter-spacing:.14em;padding-right:14px;margin-right:14px;border-right:1px solid var(--border)}
.strip ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;flex-wrap:wrap;justify-content:center;row-gap:6px}
.strip li{display:inline-flex;align-items:center;gap:6px;color:var(--text)}
.strip li+li::before{content:"·";color:var(--text-muted);margin:0 12px;opacity:.7;flex-shrink:0}
.plat-ico{width:16px;height:16px;flex-shrink:0;fill:currentColor}
.flag-ico{width:21px;height:14px;flex-shrink:0;display:block}
.svg-defs{position:absolute;width:0;height:0;overflow:hidden}
.s-wall1{stop-color:var(--wall-1)}
.s-wall2{stop-color:var(--wall-2)}
.s-light{stop-color:var(--light);stop-opacity:.9}
.s-light0{stop-color:var(--light);stop-opacity:0}
.s-oak1{stop-color:var(--oak-1)}
.s-oak2{stop-color:var(--oak-2)}
.s-oak3{stop-color:var(--oak-3)}
.s-oak4{stop-color:var(--oak-4)}
.s-paper1{stop-color:var(--paper-1)}
.s-paper2{stop-color:var(--paper-2)}
.s-alu1{stop-color:var(--alu-1)}
.s-alu2{stop-color:var(--alu-2)}
.s-alu3{stop-color:var(--alu-3)}
.s-white{stop-color:var(--bg-panel);stop-opacity:.55}
.s-white0{stop-color:var(--bg-panel);stop-opacity:0}
.s-brass1{stop-color:var(--brass-1)}
.s-brass2{stop-color:var(--brass-2)}
.c-panel{fill:var(--bg-panel)}
.c-panel2{fill:var(--bg-panel-2)}
.c-border{fill:var(--border)}
.c-text{fill:var(--text)}
.c-muted{fill:var(--text-muted)}
.c-accent{fill:var(--accent)}
.c-bezel{fill:var(--bezel)}
.c-alu1{fill:var(--alu-1)}
.c-alu2{fill:var(--alu-2)}
.c-alu3{fill:var(--alu-3)}
.c-oak-hi{fill:var(--oak-hi)}
.c-oak3{fill:var(--oak-3)}
.c-oak4{fill:var(--oak-4)}
.c-paper1{fill:var(--paper-1)}
.c-paper2{fill:var(--paper-2)}
.c-wall2{fill:var(--wall-2)}
.c-brass-ink{fill:var(--brass-ink)}
.c-book1{fill:var(--book-1)}
.c-book2{fill:var(--book-2)}
.c-book3{fill:var(--book-3)}
.c-mount1{fill:var(--mount-1)}
.c-mount2{fill:var(--mount-2)}
.c-mount3{fill:var(--mount-3)}
.c-dot1{fill:var(--dot-1)}
.c-dot2{fill:var(--dot-2)}
.c-dot3{fill:var(--dot-3)}
.sh-tint{fill:var(--accent);opacity:.10}
.sh-ink{fill:var(--text);opacity:.12}
.chip-ln{stroke:var(--border);stroke-width:1}
.paper-edge{stroke:var(--border);stroke-width:.8}
.paper-hi{fill:none;stroke:var(--bg-panel);stroke-width:1.2;opacity:.95}
.twine{fill:none;stroke:var(--twine);stroke-width:1.2;stroke-linecap:round}
.grain{fill:none;stroke:var(--oak-3);stroke-width:1;opacity:.28}
.kb-line{fill:none;stroke:var(--alu-1);stroke-width:1;opacity:.85}
.lid-hi{fill:none;stroke:var(--bg-panel);stroke-width:1;opacity:.7}
.t-body{font-family:var(--font-body)}
.t-mono{font-family:var(--font-mono)}
.t-serif{font-family:var(--font-display)}
.fw6{font-weight:600}
.f-red{fill:var(--flag-red)}
.f-white{fill:var(--flag-white)}
.f-navy{fill:var(--flag-navy)}
.f-wd{fill:none;stroke:var(--flag-white);stroke-width:4}
.f-rd{fill:none;stroke:var(--flag-red);stroke-width:1.4}
.f-edge{fill:none;stroke:var(--flag-edge);stroke-width:.8}
.lightshaft{animation:breathe 12s ease-in-out infinite}
@keyframes breathe{0%,100%{opacity:.55}50%{opacity:1}}
.peek{position:relative;z-index:2;background:linear-gradient(to bottom,var(--tint-6),var(--bg) 320px);border-top:1px solid var(--border);padding:8px 24px 80px;text-align:center}
.peek-eyebrow{margin:0;font-size:13px;letter-spacing:.14em;color:var(--text-muted)}
.peek h2{margin:28px 0 12px;font-size:40px}
.peek p{margin:0 auto;max-width:620px;color:var(--text-muted)}
/* Preview-only furniture, kept in the shared sheet for a standalone preview. */
.sample-row{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-block:24px}
.swatch-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(145px,1fr));gap:16px}
.swatch{display:flex;flex-direction:column;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--bg-panel)}
.swatch-color{height:64px;border-bottom:1px solid var(--border)}
.swatch code{padding:12px;font-size:12px}
.sw-bg{background:var(--bg)}
.sw-panel{background:var(--bg-panel)}
.sw-recess{background:var(--bg-panel-2)}
.sw-border{background:var(--border)}
.sw-accent{background:var(--accent)}
.sw-accent2{background:var(--accent-2)}
.sw-dark{background:var(--accent-dark)}
.sw-text{background:var(--text)}
.sw-muted{background:var(--text-muted)}
.sw-success{background:var(--success)}
.sw-warn{background:var(--warn)}
.sw-error{background:var(--error)}
.sw-wall1{background:var(--wall-1)}
.sw-wall2{background:var(--wall-2)}
.sw-oak1{background:var(--oak-1)}
.sw-oak2{background:var(--oak-2)}
.sw-oak3{background:var(--oak-3)}
.sw-oak4{background:var(--oak-4)}
.sw-paper1{background:var(--paper-1)}
.sw-paper2{background:var(--paper-2)}
.sw-alu1{background:var(--alu-1)}
.sw-alu2{background:var(--alu-2)}
.sw-alu3{background:var(--alu-3)}
.sw-light{background:var(--light)}
.sw-bezel{background:var(--bezel)}
.sw-oakhi{background:var(--oak-hi)}
.sw-twine{background:var(--twine)}
.sw-brass1{background:var(--brass-1)}
.sw-brass2{background:var(--brass-2)}
.sw-brasshi{background:var(--brass-hi)}
.sw-brassink{background:var(--brass-ink)}
.sw-book1{background:var(--book-1)}
.sw-book2{background:var(--book-2)}
.sw-book3{background:var(--book-3)}
.sw-mount1{background:var(--mount-1)}
.sw-mount2{background:var(--mount-2)}
.sw-mount3{background:var(--mount-3)}
.sw-dot1{background:var(--dot-1)}
.sw-dot2{background:var(--dot-2)}
.sw-dot3{background:var(--dot-3)}
.sw-red{background:var(--flag-red)}
.sw-navy{background:var(--flag-navy)}
.sw-white{background:var(--flag-white)}
.sw-flagedge{background:var(--flag-edge)}
.sw-tint5{background:var(--tint-5)}
.sw-tint6{background:var(--tint-6)}
.sw-glow0{background:var(--glow-0)}
.sw-glow1{background:var(--glow-1)}
.sw-glow2{background:var(--glow-2)}
.sw-veil{background:var(--veil)}
.stroke-demo{width:100%;height:80px;fill:none;stroke:var(--text-muted);stroke-width:1.5}
.type-display{font-family:var(--font-display);font-size:40px;line-height:1.2}
@media(max-width:1200px){
  .guide{width:48px}
  .guide-bubble{display:none}
  .guide-avatar{top:auto;bottom:0;left:auto;right:0}
  .platform-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:768px){
  .side{display:none}
  .stage{min-height:250px}
  .stage svg{width:250%;max-width:none;left:-75%}
  .hero-title{font-size:34px}
  .lede{font-size:16px}
  .strip{flex-wrap:wrap}
  .strip-label{border-right:0;margin-right:0;padding-right:0;width:100%;margin-bottom:2px}
  .strip li+li::before{margin-inline:6px}
  .peek h2{font-size:28px}
  .feature-index{display:none}
  .feature-mobile{display:block}
  .platform-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .price-tag{padding:40px 24px 24px}
  .blog-cover{padding:96px 24px 32px}
  .blog-cover::after{width:56px;height:56px;font-size:18px}
}
@media(max-width:640px){
  .float-cta,.guide{right:16px}
  .hero-copy{padding-inline:16px}
  .plan-card,.article-card,.promo-block{padding:24px}
  .platform-card{padding:16px}
  .type-display{font-size:30px}
}
@media(prefers-reduced-motion:reduce){
  .lightshaft{animation:none;opacity:.8}
  .float-cta{transition:none}
  .float-cta:hover{transform:none}
}