/* TenBrain site: the shared look of every page (landing, account). Our palette: white paper, ink, violet, amber,
 green, with a lavender band for product sections. Type: Plus Jakarta Sans for headings, Inter for text, Sometype
 Mono for small labels. Spacing steps: 4 8 12 16 24 32 48 64 96. */

:root {
  --paper: #ffffff; --paper-2: #f6f5fa; --band: #f4f1fd; --card: #ffffff; --ink: #16161d; --ink-2: #4a4a57; --ink-3: #74747f;
  --rule: #e6e5ee; --rule-2: #d3d2de;
  --violet: #5b3fe0; --violet-ink: #4127c0; --violet-soft: #e9e4fc; --violet-glow: rgba(91, 63, 224, .14);
  --amber: #a8560a; --amber-soft: #f8e9d4; --green: #2f6b46; --green-soft: #e1f0e6;
  --display: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif; --sans: 'Inter', system-ui, sans-serif; --mono: 'Sometype Mono', ui-monospace, Menlo, monospace;
  --shadow: 0 1px 0 rgba(20, 20, 40, .04), 0 24px 60px -28px rgba(40, 24, 120, .30), 0 0 0 1px rgba(20, 20, 40, .07);
  color-scheme: light;
}
:root[data-theme="dark"] {
  --paper: #0e0e13; --paper-2: #15151c; --band: #14121f; --card: #18181f; --ink: #ececf2; --ink-2: #b9b9c6; --ink-3: #8a8a98;
  --rule: #262632; --rule-2: #363645;
  --violet: #8b74ff; --violet-ink: #b0a2ff; --violet-soft: #2a2447; --violet-glow: rgba(139, 116, 255, .16);
  --amber: #e3a35a; --amber-soft: #3a2a17; --green: #7fbf95; --green-soft: #17291e;
  --shadow: 0 24px 60px -24px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 255, 255, .08); color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; } /* hidden wins over every layout rule */
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before { animation: none !important; transition: none !important; } }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 17px/1.6 var(--sans); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--violet); outline-offset: 3px; border-radius: 6px; }
.wrap { max-width: 1160px; margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left)); padding-right: max(20px, env(safe-area-inset-right)); }
.label { font: 500 12px/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
h1, h2, h3 { margin: 0; font-weight: 800; }
h1 { font: 800 clamp(44px, 7.4vw, 96px)/.98 var(--display); letter-spacing: -.045em; text-wrap: balance; }
h2 { font: 800 clamp(32px, 4.6vw, 56px)/1.02 var(--display); letter-spacing: -.035em; text-wrap: balance; }
h3 { font: 700 18px/1.35 var(--display); letter-spacing: -.01em; }
.lede { font-size: clamp(18px, 1.7vw, 21px); line-height: 1.55; color: var(--ink-2); max-width: 36em; margin: 0; }
p { margin: 0; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 22px; border-radius: 999px; font: 600 15.5px/1 var(--sans); text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: transform .15s ease, background .15s ease; }
.btn:hover { transform: translateY(-1px); }
.btn.ink { background: var(--ink); color: var(--paper); }
.btn.violet { background: var(--violet); color: #fff; }
.btn.line { border-color: var(--rule-2); color: var(--ink); background: transparent; }
.chip { display: inline-flex; align-items: center; gap: 8px; padding: 7px 13px; border-radius: 999px; border: 1px solid var(--rule); background: var(--card); font: 500 14px var(--sans); color: var(--ink); white-space: nowrap; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--violet); flex: none; }
.dot.green { background: var(--green); } .dot.amber { background: var(--amber); } .dot.grey { background: var(--rule-2); }
.dot.live { box-shadow: 0 0 0 4px var(--violet-glow); animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 7px transparent; } }
.status { font: 500 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); white-space: nowrap; }
.status.v { color: var(--violet-ink); } .status.a { color: var(--amber); } .status.g { color: var(--green); }
.av { width: 28px; height: 28px; border-radius: 50%; display: inline-grid; place-items: center; font: 700 11.5px var(--sans); color: #fff; flex: none; }
.av.maya { background: #5b3fe0; } .av.sam { background: #b35a12; } .av.rhea { background: #2f7a5a; } .av.ila { background: #b23a6e; }

/* top bar */
.top { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--paper) 86%, transparent); backdrop-filter: saturate(1.4) blur(12px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.top.scrolled { border-bottom-color: var(--rule); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; white-space: nowrap; font: 800 19px var(--display); letter-spacing: -.02em; text-decoration: none; }
.brand svg circle { fill: var(--violet); }
.top nav { display: flex; align-items: center; gap: 28px; font-size: 15px; }
.top nav a { text-decoration: none; color: var(--ink-2); }
.top nav a:hover { color: var(--ink); }
.top nav .btn { color: var(--paper); padding: 10px 18px; font-size: 14.5px; }
.theme { background: none; border: 1px solid var(--rule); width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; color: var(--ink-2); cursor: pointer; }
@media (max-width: 860px) { .top nav .hide-s { display: none; } }
@media (max-width: 480px) { .top nav { gap: 12px; } .top nav .signin { display: none; } }

/* forms */
.field { display: grid; gap: 6px; }
.field > span { font: 600 14px var(--sans); color: var(--ink); }
.field small { font-size: 13px; color: var(--ink-3); }
.input { font: 400 16px var(--sans); color: var(--ink); background: var(--card); border: 1px solid var(--rule-2); border-radius: 10px; padding: 12px 14px; width: 100%; transition: border-color .15s, box-shadow .15s; }
.input:focus { outline: none; border-color: var(--violet); box-shadow: 0 0 0 4px var(--violet-glow); }
.msg { font-size: 14px; border-radius: 10px; padding: 11px 14px; }
.msg.err { color: #b3261e; background: #fbe6e4; }
:root[data-theme="dark"] .msg.err { color: #f08b83; background: #3d1d1b; }
.card { background: var(--card); border: 1px solid var(--rule); border-radius: 16px; }
.seg { display: inline-flex; gap: 4px; padding: 4px; background: var(--paper-2); border: 1px solid var(--rule); border-radius: 999px; }
.seg button { font: 600 14px var(--sans); padding: 8px 16px; border-radius: 999px; border: 0; background: transparent; color: var(--ink-2); cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--card); color: var(--ink); box-shadow: 0 1px 2px rgba(20, 20, 40, .12); }
button.btn { font-family: var(--sans); }
.btn:disabled { opacity: .5; cursor: default; transform: none; }
.btn.block { width: 100%; justify-content: center; }

footer { border-top: 1px solid var(--rule); padding-block: 28px; font-size: 14px; color: var(--ink-3); }
footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }