:root{
  --ink:#14181f; --ink-2:#2a313c; --muted:#5d6675; --line:#e6e9ef; --soft:#f6f8fb; --bg:#ffffff;
  --navy:#0a0e17; --navy-2:#111827;
  --blue:#2f6fbf; --blue-1:#4a90e2; --teal:#2bb7b0;
  --orange:#f26a1b; --pink:#e8456b;
  --g-blue:linear-gradient(100deg,#4a90e2 0%,#3aa8d8 50%,#2bb7b0 100%);
  --g-orange:linear-gradient(100deg,#ff8a3d 0%,#f26a1b 45%,#e8456b 100%);
  --r:14px; --r-lg:22px;
  --shadow:0 1px 2px rgba(16,24,40,.04),0 12px 32px -12px rgba(16,24,40,.14);
  --shadow-lg:0 2px 4px rgba(16,24,40,.04),0 30px 60px -20px rgba(16,24,40,.22);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
section{scroll-margin-top:72px}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:Geist,ui-sans-serif,system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.mono{font-family:"Geist Mono",ui-monospace,monospace;font-size:.86em;letter-spacing:-.01em}
.wrap{width:min(1160px,100% - 40px);margin-inline:auto}
.muted{color:var(--muted)}
h1,h2,h3{letter-spacing:-.025em;line-height:1.12;font-weight:700}
h2{font-size:clamp(28px,3.4vw,40px)}
.grad-t{background:var(--g-blue);-webkit-background-clip:text;background-clip:text;color:transparent}
.grad-o{background:var(--g-orange);-webkit-background-clip:text;background-clip:text;color:transparent}
.blue{color:var(--blue)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 16px;border-radius:9px;font-weight:600;font-size:14.5px;transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s,filter .2s;white-space:nowrap;border:1px solid transparent}
.btn .arr{transition:transform .25s var(--ease)}
.btn:hover .arr{transform:translateX(3px)}
.btn-lg{height:48px;padding:0 22px;font-size:15.5px;border-radius:11px}
.btn.sm{height:34px;font-size:13.5px}
.btn.w{width:100%}
.btn-grad{background:var(--g-blue);color:#fff;box-shadow:0 6px 18px -6px rgba(58,140,220,.6)}
.btn-grad-o{background:var(--g-orange);color:#fff;box-shadow:0 6px 18px -6px rgba(242,106,27,.55)}
.btn-grad:hover,.btn-grad-o:hover{transform:translateY(-1px);filter:saturate(1.1) brightness(1.03)}
.btn-ghost{border-color:var(--line);background:#fff}
.btn-ghost:hover{background:var(--soft)}
.btn-soft{background:#eef1f6;color:var(--ink)}
.btn-soft:hover{background:#e4e8ef}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--blue-1);outline-offset:3px;border-radius:8px}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.78);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid transparent;transition:border-color .3s}
.nav.scrolled{border-bottom-color:var(--line)}
.nav-in{display:flex;align-items:center;gap:28px;height:64px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:26px;width:auto;filter:drop-shadow(0 1px 0 rgba(0,0,0,.08))}
.brand-sub{font-weight:600;font-size:14px;color:var(--ink-2);padding-left:10px;border-left:1px solid var(--line)}
.nav-links{display:flex;gap:22px;font-size:14.5px;color:var(--muted)}
.nav-links a{position:relative}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:1.5px;background:var(--ink);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.nav-links a:hover{color:var(--ink)} .nav-links a:hover::after{transform:scaleX(1)}
.nav-cta{margin-left:auto;display:flex;gap:10px}
.menu-btn{display:none;margin-left:auto;width:40px;height:40px;border:1px solid var(--line);border-radius:9px;background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer}
.menu-btn span{width:16px;height:1.5px;background:var(--ink);transition:transform .3s}
.menu-btn[aria-expanded="true"] span:first-child{transform:translateY(3.25px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:last-child{transform:translateY(-3.25px) rotate(-45deg)}
.mobile-menu{display:none}

/* hero */
.hero{position:relative;padding:64px 0 40px;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;pointer-events:none;animation:drift 18s ease-in-out infinite alternate}
.b1{width:520px;height:420px;left:-140px;top:-160px;background:#cfe3ff}
.b2{width:460px;height:380px;right:-80px;top:40px;background:#d6f4f1;animation-delay:-6s}
.b3{width:380px;height:300px;right:24%;top:300px;background:#ffe2cf;opacity:.45;animation-delay:-11s}
@keyframes drift{0%{transform:translate(0,0) scale(1)}50%{transform:translate(40px,30px) scale(1.08)}100%{transform:translate(-30px,10px) scale(.96)}}
.hero-grid{position:relative;display:grid;grid-template-columns:1.02fr 1fr;gap:56px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;padding:6px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);box-shadow:0 1px 2px rgba(0,0,0,.04)}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--g-orange);box-shadow:0 0 0 3px rgba(242,106,27,.15);animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 6px rgba(242,106,27,.05)}}
.pill-outline{color:var(--blue);border-color:#bcd3f2;background:#f5f9ff}
.hero h1{font-size:clamp(34px,4.6vw,54px);margin:18px 0 18px}
.lead{font-size:17.5px;color:var(--muted);max-width:560px}
.hero-ctas{display:flex;gap:12px;margin:28px 0 14px;flex-wrap:wrap}
.fine{font-size:13.5px;color:var(--muted)}

.hero-demo{position:relative}
.demo-card{position:relative;border-radius:var(--r-lg);background:linear-gradient(#fff,#fff) padding-box,linear-gradient(140deg,#d9e7fb,#e6f6f4 50%,#ffe6d6) border-box;border:1px solid transparent;box-shadow:var(--shadow-lg);padding:22px;min-height:410px}
.demo-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;gap:10px}
.demo-title{font-weight:700;font-size:21px;letter-spacing:-.02em}
.tag-sample{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);background:var(--soft);border:1px solid var(--line);border-radius:6px;padding:3px 7px;white-space:nowrap}
.msg{background:#f3f6fa;border:1px solid var(--line);border-radius:14px 14px 14px 4px;padding:12px 14px;font-size:14.5px;min-height:92px}
.msg-from{display:block;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:4px}
.caret{display:inline-block;width:2px;height:15px;background:var(--blue-1);vertical-align:-2px;margin-left:1px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.extract{margin-top:14px;display:grid;gap:7px}
.ex-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:9px 12px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:14px;opacity:0;transform:translateY(6px);transition:opacity .45s var(--ease),transform .45s var(--ease)}
.ex-row.on{opacity:1;transform:none}
.ex-k{color:var(--muted);font-size:12.5px;font-weight:500;flex:none}
.ex-v{font-weight:600;text-align:right}
.ex-v em{font-style:normal;font-size:11.5px;font-weight:600;padding:2px 6px;border-radius:5px;margin-left:6px}
.ok{background:#e5f6ef;color:#17784f}
.ex-row.warn{border-color:#f7c9a6;background:#fff8f2}
.ask{background:#ffe7d6;color:#b4500f}
.demo-foot{display:flex;align-items:center;gap:8px;margin-top:14px;font-size:13.5px;color:var(--muted)}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--blue-1);animation:pulse-b 1.4s infinite}
@keyframes pulse-b{50%{opacity:.35}}
.demo-foot.done .status-dot{background:#21a36b;animation:none}
.float-chip{position:absolute;display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px 12px;box-shadow:var(--shadow);animation:float 6s ease-in-out infinite}
.fc1{left:-34px;bottom:-22px}
.fc2{right:-18px;top:-18px;animation-delay:-3s}
@keyframes float{50%{transform:translateY(-8px)}}
.ic{width:22px;height:22px;border-radius:7px;display:grid;place-items:center;color:#fff;font-size:12px}
.ic-blue{background:var(--g-blue)} .ic-orange{background:var(--g-orange)}
.join{text-align:center;margin-top:88px}
.join p{font-size:clamp(22px,2.6vw,30px);font-weight:500;letter-spacing:-.02em;color:var(--ink-2);max-width:860px;margin:auto;line-height:1.3}
.join strong{font-weight:700;color:var(--ink)}

/* products */
.products{padding:56px 0 40px}
.tabs{display:flex;gap:6px;justify-content:center;padding:6px;margin:0 auto 22px;width:max-content;max-width:100%;background:var(--soft);border:1px solid var(--line);border-radius:16px}
.tab{display:flex;align-items:center;gap:12px;text-align:left;border:0;background:transparent;padding:10px 18px 10px 10px;border-radius:12px;cursor:pointer;font:inherit;color:var(--muted);transition:background .3s,box-shadow .3s,color .3s}
.tab b{display:block;color:var(--ink);font-size:15px}
.tab small{font-size:12.5px}
.tab.active{background:#fff;box-shadow:var(--shadow);color:var(--muted)}
.tab:not(.active):hover{background:#eef1f6}
.tab-ic{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#fff;font-weight:700;font-size:15px;flex:none}
.tab-ic.sm{width:24px;height:24px;border-radius:7px;font-size:12px}
.grad-blue{background:var(--g-blue)} .grad-orange{background:var(--g-orange)}
.panel-wrap{border:1px solid var(--line);border-radius:26px;box-shadow:var(--shadow-lg);background:#fff;overflow:hidden}
.panel{display:grid;grid-template-columns:1fr 1fr;gap:40px;padding:40px;align-items:center}
.panel[hidden]{display:none}
.panel.active{animation:panelIn .55s var(--ease)}
@keyframes panelIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.prod-label{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15px;margin-bottom:14px}
.panel h2{font-size:clamp(26px,2.8vw,34px);margin-bottom:16px}
.panel-copy p{margin-bottom:12px}
.note-pill{display:inline-block;font-size:13px;font-weight:500;padding:7px 12px;border-radius:10px;margin:8px 0 20px}
.note-blue{background:#eef5ff;color:#1f5ea8;border:1px solid #cfe0f7}
.note-orange{background:#fff3ea;color:#a7470c;border:1px solid #f7d2b8}
.panel-ctas{display:flex;gap:10px;flex-wrap:wrap}
.panel-demo{background:var(--soft);border:1px solid var(--line);border-radius:20px;padding:18px}
.icon-row{display:flex;justify-content:space-between;gap:6px;margin-top:14px;padding:10px 6px 2px}
.icon-row span{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:12px;font-weight:500;color:var(--muted)}
.ic-sq{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:#fff;border:1px solid var(--line);color:var(--blue);font-size:16px;transition:transform .25s var(--ease),box-shadow .25s}
.ic-sq.o{color:var(--orange)}
.icon-row span:hover .ic-sq{transform:translateY(-2px);box-shadow:var(--shadow)}

/* ticket demo */
.ticket{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:var(--shadow)}
.t-head,.l-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:12px}
.t-head b,.l-head b{display:block;font-size:15.5px}
.t-head .mono,.l-head .mono{color:var(--muted);font-size:12px}
.t-status{font-size:12px;font-weight:600;padding:4px 9px;border-radius:999px;background:#eef1f6;color:var(--ink-2);transition:background .3s,color .3s}
.t-status.s1{background:#eef5ff;color:#1f5ea8}.t-status.s2{background:#e5f6ef;color:#17784f}.t-status.s3{background:var(--g-blue);color:#fff}
.t-line{display:flex;justify-content:space-between;font-size:14px;padding:8px 0;border-bottom:1px dashed var(--line);opacity:0;transform:translateX(-8px);transition:opacity .4s var(--ease),transform .4s var(--ease)}
.t-line.on{opacity:1;transform:none}
.t-photo{display:flex;align-items:center;gap:12px;margin-top:12px;font-size:13px;color:var(--muted);opacity:0;transition:opacity .5s}
.t-photo.on{opacity:1}
.t-photo img{width:84px;height:56px;object-fit:cover;object-position:35% 20%;border-radius:8px}
.t-sig{margin-top:10px;border:1px dashed #cdd5e0;border-radius:10px;padding:6px 10px 8px;color:var(--ink-2)}
.t-sig svg{width:100%;height:46px}
.t-sig span{font-size:11.5px;color:var(--muted)}
#sigPath{stroke-dasharray:620;stroke-dashoffset:620}
.t-sig.on #sigPath{transition:stroke-dashoffset 1.6s ease-in-out;stroke-dashoffset:0}
.t-flow{display:flex;align-items:center;gap:6px;margin-top:14px;font-size:12px;font-weight:600;color:#a0a8b5}
.t-flow i{flex:1;height:2px;background:var(--line);position:relative;overflow:hidden;border-radius:2px}
.t-flow i::after{content:"";position:absolute;inset:0;background:var(--g-blue);transform:scaleX(0);transform-origin:left;transition:transform .6s var(--ease)}
.t-flow i.on::after{transform:scaleX(1)}
.t-flow span.on{color:var(--blue)}

/* ladder */
.ladder{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:var(--shadow)}
.l-rule{font-size:12.5px;color:var(--muted);background:var(--soft);border-radius:8px;padding:6px 10px;margin-bottom:10px}
.l-row{display:grid;grid-template-columns:22px 32px 1fr auto;grid-template-areas:"p a n e" "p a r r";column-gap:10px;align-items:center;padding:9px 10px;border-radius:11px;border:1px solid transparent;transition:background .4s,border-color .4s,opacity .4s}
.l-row .pos{grid-area:p;font-weight:700;color:#a0a8b5;font-size:13px}
.l-row .av{grid-area:a;width:32px;height:32px;border-radius:50%;background:#eef1f6;display:grid;place-items:center;font-size:11.5px;font-weight:700;color:var(--ink-2)}
.l-row .nm{grid-area:n;font-weight:600;font-size:14.5px;line-height:1.2}
.l-row .nm small{display:block;font-weight:400;font-size:12px;color:var(--muted)}
.l-row .eta{grid-area:e;color:var(--ink-2)}
.l-row .res{grid-area:r;font-size:12px;font-weight:600;min-height:0;max-height:0;overflow:hidden;transition:max-height .4s var(--ease),margin .4s}
.l-row .res.on{max-height:20px;margin-top:4px}
.l-row.scan{background:#f7f9fc;border-color:var(--line)}
.l-row.skip{opacity:.55}
.l-row.skip .res{color:var(--muted)}
.l-row.pick{background:#fff6ef;border-color:#f7c9a6}
.l-row.pick .av{background:var(--g-orange);color:#fff}
.l-row.pick .res{color:#b4500f}
.l-row.accepted .res{color:#17784f}
.l-offer{margin-top:10px;border-top:1px solid var(--line);padding-top:12px;opacity:0;transform:translateY(6px);transition:opacity .45s,transform .45s}
.l-offer.on{opacity:1;transform:none}
.lo-top{display:flex;justify-content:space-between;font-size:13px;font-weight:600}
.lo-bar{height:5px;background:#eef1f6;border-radius:5px;margin:8px 0;overflow:hidden}
.lo-bar i{display:block;height:100%;width:100%;background:var(--g-orange);transform-origin:left;transition:transform .1s linear}
.lo-why{font-size:12.5px;color:var(--muted)}

/* guardrails */
.guard{padding:96px 0}
.guard-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.guard-copy{position:sticky;top:110px}
.guard h2{margin:18px 0 14px}
.g-list{list-style:none;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);background:#fff;overflow:hidden}
.g-list li{display:grid;grid-template-columns:52px 40px 1fr 1.25fr;gap:14px;align-items:center;padding:22px 24px;border-bottom:1px solid var(--line);transition:background .3s}
.g-list li:last-child{border-bottom:0}
.g-list li:hover{background:#fafbfd}
.g-n{font-size:28px;font-weight:700;color:var(--blue);letter-spacing:-.03em}
.g-ic{width:38px;height:38px;border-radius:11px;background:linear-gradient(140deg,#2f6fbf,#2bb7b0);color:#fff;display:grid;place-items:center;font-size:16px}
.g-list b{font-size:15.5px}
.g-list p{font-size:14px;color:var(--muted)}

/* band */
.band{position:relative;min-height:760px;display:flex;align-items:center;overflow:hidden;color:#fff;background:var(--navy)}
.band-img{position:absolute;inset:0;width:100%;height:115%;object-fit:cover;object-position:55% 70%;will-change:transform}
.band-scrim{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,14,23,.85) 0%,rgba(10,14,23,.62) 36%,rgba(10,14,23,.1) 62%,rgba(10,14,23,0) 100%)}
.band-in{position:relative;display:grid;grid-template-columns:minmax(0,520px);gap:28px;padding:88px 0}
.kicker{display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:#ffb27d;margin-bottom:14px}
.kicker.dark{color:var(--muted)}
.band h2{margin-bottom:16px}
.band-copy p{color:#d5dbe5;max-width:460px;font-size:16.5px}
.timeline{position:relative;background:rgba(10,14,23,.58);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-lg);padding:26px 26px 20px 56px}
.tl-track{position:absolute;left:30px;top:34px;bottom:62px;width:2px;background:rgba(255,255,255,.16);border-radius:2px;overflow:hidden}
.tl-track i{position:absolute;left:0;top:0;width:100%;height:100%;background:var(--g-orange);transform:scaleY(0);transform-origin:top}
.tl-step{position:relative;padding:0 0 20px;opacity:.45;transition:opacity .4s}
.tl-step.on{opacity:1}
.tl-step::before{content:"";position:absolute;left:-31px;top:5px;width:12px;height:12px;border-radius:50%;background:#2a3344;border:2px solid rgba(255,255,255,.35);transition:background .3s,border-color .3s}
.tl-step.on::before{background:#ff8a3d;border-color:#ffd2b3}
.tl-t{color:#ffb27d;font-size:12px;font-weight:500}
.tl-step b{display:block;font-size:16px;margin:2px 0}
.tl-step p{color:#c4ccd8;font-size:14px}
.tl-note{font-size:12px;color:#9aa5b5;border-top:1px solid rgba(255,255,255,.12);padding-top:12px}

/* features */
.features{padding:96px 0 40px}
.sec-head{text-align:center;margin-bottom:40px}
.sec-head p{margin-top:10px}
.group{display:flex;align-items:center;gap:10px;font-size:18px;margin:36px 0 16px;letter-spacing:-.015em}
.group .muted{font-weight:500}
.f-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.f-card{position:relative;border:1px solid var(--line);border-radius:var(--r);padding:18px 18px 44px;background:#fff;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.f-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d8dde6}
.f-top{display:block;font-size:13.5px;font-weight:600;margin-bottom:8px}
.f-top.blue{color:var(--blue)} .f-top.orange{color:#c4560f}
.f-card p{font-size:14.5px;color:var(--ink-2);margin-bottom:12px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chips span{font-size:12px;padding:4px 9px;border-radius:7px;background:var(--soft);border:1px solid var(--line);color:var(--ink-2)}
.st{position:absolute;left:18px;bottom:14px;font-size:11.5px;font-weight:600}
.st-test{color:#1f5ea8} .st-plan{color:#a7470c}
.st::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;margin-right:6px;vertical-align:1px;background:currentColor}
.flow-card{margin-top:44px;border:1px solid #f7cdb2;border-radius:var(--r-lg);overflow:hidden;background:linear-gradient(120deg,#fff7f1,#f3f8ff)}
.flow-svg{display:block;width:100%;height:200px}
.fl{fill:none;stroke:url(#fg);stroke-width:1.5;stroke-dasharray:5 7;opacity:.6;animation:dash 1.6s linear infinite}
@keyframes dash{to{stroke-dashoffset:-24}}
.pulse{fill:#f26a1b;filter:drop-shadow(0 0 6px rgba(242,106,27,.7))}
.flow-nodes{position:relative;height:0}
.fn{position:absolute;top:-128px;transform:translateX(-50%);background:#fff;border:1px solid var(--line);border-radius:10px;padding:7px 12px;font-size:13.5px;font-weight:600;box-shadow:var(--shadow);white-space:nowrap}
.fn.hub{background:var(--g-orange);color:#fff;border:0;padding:10px 16px;font-size:14.5px}
.flow-foot{display:grid;grid-template-columns:1fr 1.4fr;gap:24px;padding:20px 26px;border-top:1px solid #f1dccd;background:#fff}
.flow-foot b{font-size:16px}
.flow-foot p{font-size:14.5px}

/* faq */
.faq{padding:96px 0}
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:start}
.faq-side{position:sticky;top:110px}
.faq-side h2{margin-bottom:22px}
.ask-card{display:flex;flex-direction:column;gap:4px;align-items:flex-start;background:var(--soft);border:1px solid var(--line);border-radius:var(--r);padding:18px}
.ask-card .btn{margin-top:10px}
.faq-list{border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);overflow:hidden;background:#fff}
details{border-bottom:1px solid var(--line)}
details:last-child{border-bottom:0}
summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 22px;font-weight:600;font-size:15.5px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";flex:none;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;font-weight:400;color:var(--muted);transition:transform .3s var(--ease)}
details[open] summary::after{transform:rotate(45deg)}
details p{padding:0 22px 20px;color:var(--muted);font-size:15px;max-width:620px}
details[open] p{animation:faqIn .35s var(--ease)}
@keyframes faqIn{from{opacity:0;transform:translateY(-4px)}}

/* closing */
.closing{padding:24px 0 96px}
.close-card{position:relative;overflow:hidden;text-align:center;border:1px solid var(--line);border-radius:28px;padding:56px 32px;background:linear-gradient(180deg,#f7faff,#fff 60%);box-shadow:var(--shadow-lg)}
.b4{width:520px;height:320px;right:-140px;bottom:-160px;background:#ffe0cc;opacity:.6}
.close-logo{height:40px;width:auto;margin:0 auto 18px;position:relative}
.close-card h2{position:relative;margin-bottom:30px}
.close-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:720px;margin:auto}
.cc{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;text-align:left;display:flex;flex-direction:column;gap:10px;box-shadow:var(--shadow)}
.cc .prod-label{margin:0}
.cc p{font-size:14.5px}
.link{font-size:13.5px;color:var(--muted);text-align:center;text-decoration:underline;text-underline-offset:3px}
.link:hover{color:var(--ink)}

/* footer */
.foot{background:var(--navy);color:#aab3c2;padding:56px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.foot img{height:30px;width:auto;margin-bottom:14px}
.foot p{font-size:14px;max-width:300px}
.foot h4{color:#fff;font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:12px}
.foot-grid a{display:block;font-size:14px;padding:4px 0}
.foot-grid a:hover{color:#fff}
.foot-base{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid #1f2937;margin-top:40px;padding-top:20px;font-size:13px}

/* toast */
.toast{position:fixed;left:18px;bottom:18px;z-index:40;display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 14px;font-size:13px;box-shadow:var(--shadow-lg);transform:translateY(140%);opacity:0;transition:transform .5s var(--ease),opacity .5s}
.toast.on{transform:none;opacity:1}

/* reveal */
.js .reveal{opacity:0;transform:translateY(18px);filter:blur(4px);transition:opacity .8s var(--ease),transform .8s var(--ease),filter .8s var(--ease)}
.js .reveal.in{opacity:1;transform:none;filter:none}

/* responsive */
@media (max-width:980px){
  .nav-links,.nav-cta{display:none}
  .menu-btn{display:flex}
  .mobile-menu{display:flex;flex-direction:column;gap:6px;padding:0 20px;max-height:0;overflow:hidden;transition:max-height .4s var(--ease),padding .4s;background:#fff}
  .mobile-menu.open{max-height:420px;padding:8px 20px 18px;border-bottom:1px solid var(--line)}
  .mobile-menu a:not(.btn){padding:10px 0;font-weight:500;border-bottom:1px solid var(--line)}
  .mobile-menu .btn{margin-top:8px}
  .hero-grid,.panel,.guard-grid,.band-in,.faq-grid{grid-template-columns:1fr}
  .guard-copy,.faq-side{position:static}
  .f-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  body{font-size:15.5px}
  .wrap{width:calc(100% - 32px)}
  .hero{padding:36px 0 24px}
  .hero-grid{gap:44px}
  .brand-sub{display:none}
  .demo-card{padding:16px;min-height:0}
  .fc1{left:-6px;bottom:-20px}
  .fc2{right:-4px;top:-20px}
  .join{margin-top:64px}
  .tabs{width:100%}
  .tab{flex:1;padding:8px;gap:8px}
  .tab small{display:none}
  .tab b{font-size:13.5px}
  .tab-ic{width:28px;height:28px}
  .panel{padding:20px;gap:24px}
  .panel-demo{padding:12px}
  .icon-row span{font-size:10.5px}
  .ic-sq{width:34px;height:34px}
  .g-list li{grid-template-columns:40px 1fr;grid-template-areas:"n b" "i p";padding:18px;row-gap:6px}
  .g-list .g-n{grid-area:n;font-size:22px}.g-list .g-ic{display:none}.g-list b{grid-area:b}
  .g-list p{grid-column:2}
  .guard,.features,.faq{padding:64px 0}
  .band{display:block;min-height:0}
  .band-img{position:relative;height:auto;aspect-ratio:16/9;object-position:65% 60%}
  .band-scrim{display:none}
  .band-in{padding:28px 0 40px}
  .f-grid{grid-template-columns:1fr}
  .flow-svg{height:150px}
  .fn{top:-98px;font-size:11.5px;padding:5px 8px}
  .fn.hub{font-size:12px;padding:7px 10px}
  .flow-foot{grid-template-columns:1fr;padding:18px}
  .close-card{padding:40px 18px}
  .close-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:24px}
  .foot-grid>div:first-child{grid-column:1/-1}
  .toast{left:12px;right:12px;bottom:12px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none;filter:none}
}