/* brain.css: the tool's own surfaces on the marketing-brain DNA (2026-09-17).
   Source: ~/.claude/code/marketing-brain/design-dna (tokens, frame, motion) with Enes's lead-tool
   override (white ground, bold orange-to-ember colour, a navy block, the process shown live) as built
   in ~/.claude/code/o7-checks. Governs the tool chrome only, never a generated page inside a frame.
   Floors: 13px for any text, 16px body, dark ink for all reading text (Duran). */

:root {
  --paper: #ffffff;
  --ink: #0e1726;           /* every reading text */
  --ink-2: #1d293f;         /* O7 navy, secondary text, still dark */
  --navy: #1d293f;
  --navy-2: #0b1220;
  --stroke: #e3e7ee;        /* hairlines only */
  --stroke-2: #cbd3e0;
  --tile: #f5f6f8;
  --tint: #fff3e6;          /* orange-tinted panel */
  --tint-line: #ffd2a8;
  --primary: #ff6a00;
  --primary-text: #d24e00;  /* orange as text on white: 4.6:1 */
  --amber: #ffb547;
  --hot: #ff3d1f;
  --grad: linear-gradient(90deg, #ffb547 0%, #ff8a00 45%, #ff3d1f 100%);
  --grad-v: linear-gradient(160deg, #ffb547 0%, #ff8a00 40%, #ff3d1f 100%);
  --ok: #0f7a45;
  --bad: #b3261e;
  --heading: "Poppins", system-ui, sans-serif;
  --body: "Cabin", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --rail: 1140px;
  --spring: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { background: var(--paper); color: var(--ink); font: 16px/1.6 var(--body); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
img, svg { display: block; max-width: 100%; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
::selection { background: var(--primary); color: #fff; }
[hidden] { display: none !important; }

/* ---- frame: the rail, section borders, corner squares, hatch divider ---- */
.b-nav { position: sticky; top: 0; z-index: 20; background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--stroke); }
.b-nav-in { max-width: var(--rail); margin: 0 auto; height: 60px; display: flex; align-items: center; gap: 24px; padding: 0 16px; }
.b-logo img { height: 24px; width: auto; }
.b-nav-links { display: flex; gap: 4px; margin-left: 8px; }
.b-nav-links a { font: 500 13px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; text-decoration: none; padding: 9px 10px; color: var(--ink); }
.b-nav-links a:hover, .b-nav-links a.on { color: var(--primary-text); }
.b-nav-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
@media (max-width: 720px) { .b-nav-links { display: none; } }

.b-rail { max-width: var(--rail); margin: 0 auto; border-left: 1px solid var(--stroke); border-right: 1px solid var(--stroke); }
@media (max-width: 1199px) { .b-rail { border-left: 0; border-right: 0; } }
.b-sec { position: relative; border-top: 1px solid var(--stroke); padding: 64px 40px; }
.b-sec.tight { padding: 32px 40px; }
.b-sec::before, .b-sec::after { content: ""; position: absolute; bottom: -6px; width: 11px; height: 11px; background: var(--paper); border: 1px solid var(--stroke-2); z-index: 2; }
.b-sec::before { left: -6px; }
.b-sec::after { right: -6px; }
@media (max-width: 720px) { .b-sec, .b-sec.tight { padding: 40px 16px; } .b-sec::before, .b-sec::after { display: none; } }
.b-hatch { height: 44px; border-top: 1px solid var(--stroke); background: url("/assets/brain/hatch-light.svg") repeat-x 0 0 / auto 44px; opacity: .14; animation: b-hatch 47.72s linear infinite; }
@keyframes b-hatch { to { background-position: -1193px 0; } }

/* ---- type ---- */
.b-label { display: inline-flex; align-items: center; gap: 8px; font: 600 13px/1.2 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--primary-text); margin: 0 0 14px; }
.b-label::before { content: ""; width: 8px; height: 8px; background: var(--grad); flex: none; }
.b-label.box { border: 1px solid var(--primary); padding: 8px 12px; }
.b-label.box::before { display: none; }
.b-h1 { font: 700 54px/1.06 var(--heading); letter-spacing: -.03em; margin: 0 0 18px; color: var(--ink); }
.b-h2 { font: 600 40px/1.14 var(--heading); letter-spacing: -.025em; margin: 0 0 14px; color: var(--ink); }
.b-h3 { font: 600 24px/1.3 var(--heading); letter-spacing: -.015em; margin: 0 0 10px; color: var(--ink); }
.b-hot { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.b-lead { font: 400 19px/1.55 var(--body); color: var(--ink); margin: 0 0 22px; max-width: 60ch; }
.b-body { font: 400 16px/1.6 var(--body); color: var(--ink); margin: 0; }
.b-mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.b-note { font: 500 13px/1.5 var(--mono); color: var(--ink-2); letter-spacing: .02em; }
@media (max-width: 1199px) { .b-h1 { font-size: 44px; } .b-h2 { font-size: 32px; } }
@media (max-width: 720px) { .b-h1 { font-size: 36px; } .b-h2 { font-size: 27px; } .b-h3 { font-size: 21px; } .b-lead { font-size: 17px; } }

/* ---- buttons ---- */
.b-btn { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 0 22px; border: 0; background: var(--grad); color: #1a0d00; font: 700 14px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; text-decoration: none; overflow: hidden; white-space: nowrap; transition: transform .2s var(--spring), box-shadow .2s var(--spring); }
.b-btn:hover { transform: translateY(-1px); box-shadow: 0 10px 24px -12px rgba(255, 61, 31, .7); }
.b-btn.pulse::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, transparent 30%, rgba(255, 255, 255, .55) 50%, transparent 70%); transform: translateX(-100%); animation: b-sweep 2.2s var(--spring) infinite; }
.b-btn.pulse:hover::after { animation: none; }
@keyframes b-sweep { 60%, 100% { transform: translateX(100%); } }
.b-btn.navy { background: var(--navy); color: #fff; }
.b-btn.ghost { background: #fff; color: var(--ink); border: 1px solid var(--ink); }
.b-btn.small { min-height: 38px; padding: 0 14px; font-size: 13px; }
.b-btn[disabled], .b-btn.busy { opacity: .6; pointer-events: none; }
.b-link { font: 600 14px/1.4 var(--mono); letter-spacing: .04em; color: var(--primary-text); text-decoration: underline; text-underline-offset: 3px; }

/* ---- the CTA is the product's first input ---- */
.b-field { display: flex; align-items: stretch; border: 2px solid var(--ink); background: #fff; max-width: 560px; box-shadow: 8px 8px 0 0 var(--amber); }
.b-field input { flex: 1; min-width: 0; border: 0; outline: 0; padding: 0 16px; font: 500 17px/1 var(--mono); color: var(--ink); background: transparent; min-height: 58px; }
.b-field input::placeholder { color: #5b6475; }
.b-field .b-btn { min-height: 58px; }
@media (max-width: 520px) { .b-field { flex-direction: column; box-shadow: 6px 6px 0 0 var(--amber); } .b-field .b-btn { width: 100%; } }
.b-err { color: var(--bad); font: 600 14px/1.5 var(--body); margin-top: 12px; min-height: 1em; }

/* ---- blocks ---- */
.b-navy { background: var(--navy); color: #fff; }
.b-navy .b-h2, .b-navy .b-h3, .b-navy .b-lead, .b-navy .b-body { color: #fff; }
.b-navy .b-label { color: var(--amber); }
.b-grad { background: var(--grad-v); color: #1a0d00; }
.b-grad .b-h2, .b-grad .b-lead, .b-grad .b-label { color: #1a0d00; }
.b-grad .b-label::before { background: #1a0d00; }
.b-tint { background: var(--tint); border: 1px solid var(--tint-line); }
.b-card { background: #fff; border: 1px solid var(--stroke); padding: 24px; }
.b-card.hot { border: 2px solid var(--primary); box-shadow: 0 18px 40px -26px rgba(255, 106, 0, .8); }
.b-grid { display: grid; gap: 0; }
.b-grid > * { border: 1px solid var(--stroke); margin: 0 -1px -1px 0; }
.b-stats { display: grid; grid-template-columns: repeat(4, 1fr); }
.b-stats > div { padding: 22px 24px; border-left: 1px solid rgba(255, 255, 255, .14); }
.b-stats > div:first-child { border-left: 0; }
.b-stats .k { font: 500 14px/1.4 var(--body); color: #fff; }
.b-stats .v { font: 700 38px/1.1 var(--heading); letter-spacing: -.02em; margin-top: 6px; background: linear-gradient(90deg, #ffd08a, #ff8a00); -webkit-background-clip: text; background-clip: text; color: transparent; }
@media (max-width: 720px) { .b-stats { grid-template-columns: 1fr 1fr; } .b-stats > div:nth-child(3) { border-left: 0; } .b-stats > div { border-top: 1px solid rgba(255, 255, 255, .14); } }
.b-chip { display: inline-flex; align-items: center; gap: 6px; font: 600 13px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; padding: 7px 10px; border: 1px solid var(--ink); color: var(--ink); background: #fff; }
.b-chip.hot { background: var(--grad); border-color: transparent; color: #1a0d00; }
.b-chip.navy { background: var(--navy); border-color: var(--navy); color: #fff; }

/* ---- live process: step bar, agent log, findings ---- */
.b-steps { display: grid; grid-template-columns: repeat(var(--n, 5), 1fr); gap: 0; border: 1px solid var(--stroke); }
.b-step { position: relative; padding: 14px 14px 16px; border-left: 1px solid var(--stroke); font: 600 14px/1.3 var(--body); color: var(--ink); background: #fff; }
.b-step:first-child { border-left: 0; }
.b-step .n { display: block; font: 600 13px/1 var(--mono); letter-spacing: .08em; margin-bottom: 8px; color: var(--ink-2); }
.b-step .t { display: block; font: 500 13px/1 var(--mono); margin-top: 8px; color: var(--ink-2); }
.b-step::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 4px; background: var(--stroke); }
.b-step.on::after { background: var(--grad); background-size: 200% 100%; animation: b-flow 1.2s linear infinite; }
.b-step.done::after { background: var(--grad); }
.b-step.done .n { color: var(--primary-text); }
.b-step.on { background: var(--tint); }
.b-step.err::after { background: var(--bad); }
@keyframes b-flow { to { background-position: -200% 0; } }
@media (max-width: 900px) { .b-steps { grid-template-columns: repeat(2, 1fr); } .b-step { border-top: 1px solid var(--stroke); } .b-step:nth-child(odd) { border-left: 0; } }

.b-log { background: var(--navy-2); color: #e9eef6; font: 400 14px/1.7 var(--mono); padding: 18px 20px; min-height: 260px; max-height: 420px; overflow: auto; }
.b-log .ln { white-space: pre-wrap; word-break: break-word; animation: b-in .35s var(--spring) both; }
.b-log .ln b { color: var(--amber); font-weight: 600; }
.b-log .ln .ok { color: #7fe0a8; }
.b-log .caret { display: inline-block; width: 9px; height: 16px; background: var(--amber); vertical-align: -3px; animation: b-blink 1s steps(1) infinite; }
@keyframes b-blink { 50% { opacity: 0; } }
@keyframes b-in { from { opacity: 0; transform: translateY(8px); } }
.b-find { border-left: 4px solid var(--primary); background: #fff; border-top: 1px solid var(--stroke); border-right: 1px solid var(--stroke); border-bottom: 1px solid var(--stroke); padding: 14px 16px; animation: b-fly .55s var(--spring) both; }
.b-find + .b-find { margin-top: 10px; }
.b-find .k { font: 600 13px/1.2 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--primary-text); }
.b-find .v { font: 600 16px/1.4 var(--heading); color: var(--ink); margin-top: 4px; }
.b-find q { display: block; font: 500 14px/1.5 var(--mono); color: var(--ink-2); margin-top: 6px; quotes: "\201C" "\201D"; }
@keyframes b-fly { from { opacity: 0; transform: translateX(28px) scale(.98); } }
.b-shimmer { background: linear-gradient(90deg, var(--tile) 0%, #fff 50%, var(--tile) 100%); background-size: 200% 100%; animation: b-flow 1.4s linear infinite; }

/* ---- reveal on scroll: a quiet 18px ---- */
.b-reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--spring), transform .7s var(--spring); }
.b-reveal.in { opacity: 1; transform: none; }

/* ---- footer ---- */
.b-foot { border-top: 1px solid var(--stroke); }
.b-foot-in { max-width: var(--rail); margin: 0 auto; padding: 22px 16px; display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; font: 500 14px/1.4 var(--body); color: var(--ink); }
.b-foot-in nav { margin-left: auto; display: flex; gap: 20px; margin-right: 76px; }
.b-foot-in a { color: var(--ink); }
@media (max-width: 720px) { .b-foot-in nav { margin: 0; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .b-reveal { opacity: 1; transform: none; }
}

/* the AnytimeRep bubble badge renders at 12px inline; lift it to the 13px floor (the tag itself is untouched) */
body > button[style*="position: fixed"] span { font-size: 13px !important; }