/* Busifix landing · Obsidian Lumen */
@font-face { font-family: "Instrument Serif"; src: url("/app/assets/assets/fonts/InstrumentSerif-Regular.ttf") format("truetype"); font-display: swap; }
@font-face { font-family: "Instrument Serif"; font-style: italic; src: url("/app/assets/assets/fonts/InstrumentSerif-Italic.ttf") format("truetype"); font-display: swap; }
@font-face { font-family: "Manrope"; font-weight: 400; src: url("/app/assets/assets/fonts/Manrope-400.ttf") format("truetype"); font-display: swap; }
@font-face { font-family: "Manrope"; font-weight: 500; src: url("/app/assets/assets/fonts/Manrope-500.ttf") format("truetype"); font-display: swap; }
@font-face { font-family: "Manrope"; font-weight: 600; src: url("/app/assets/assets/fonts/Manrope-600.ttf") format("truetype"); font-display: swap; }
@font-face { font-family: "Manrope"; font-weight: 700; src: url("/app/assets/assets/fonts/Manrope-700.ttf") format("truetype"); font-display: swap; }
@font-face { font-family: "JetBrains Mono"; font-weight: 400; src: url("/app/assets/assets/fonts/JetBrainsMono-Regular.ttf") format("truetype"); font-display: swap; }
@font-face { font-family: "JetBrains Mono"; font-weight: 500; src: url("/app/assets/assets/fonts/JetBrainsMono-Medium.ttf") format("truetype"); font-display: swap; }

:root {
  --bg: #0B0B0D;
  --ink: #ECE9E2;
  --ink-2: #A3A1A8;
  --ink-3: #8C8B93;
  --line: rgba(255, 255, 255, .08);
  --glass: linear-gradient(180deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .02));
  --gold: #D9B77E;
  --gold-2: #E3C58F;
  --gold-3: #F4E2BC;
  --ai: #D8B47E;
  --circuit: #C9BFAE;
  --mint: #9CC7A4;
  --amber: #F2B84B;
  --sky: #C9BFAE;
  --serif: "Instrument Serif", Georgia, serif;
  --sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --pad: clamp(16px, 5vw, 64px);
  --max: 1240px;
  --nav-h: 69px;
  --section-top: clamp(64px, 10vw, 120px);
  /* Side margin of the page content: header, sections and footer line up. */
  --edge: max(var(--pad), calc((100% - var(--max)) / 2 + var(--pad)));
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.55; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; }
a { color: var(--gold-2); text-decoration: none; }
a:hover { color: var(--gold-3); }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 6px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--gold); color: #1A1408; padding: 8px 12px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 8px; }

.ambient { position: fixed; inset: 0; pointer-events: none; z-index: -1;
  background:
    radial-gradient(60vw 50vw at 8% -10%, rgba(217, 183, 126, .16), transparent 62%),
    radial-gradient(50vw 45vw at 100% 100%, rgba(216, 180, 126, .07), transparent 60%); }

h1, h2 { font-family: var(--serif); font-weight: 400; letter-spacing: -.012em; margin: 0; }
h1 em, h2 em { color: var(--gold-3); }
h1 { font-size: clamp(50px, 6.6vw, 92px); line-height: .98; }
h2 { font-size: clamp(34px, 4.6vw, 58px); line-height: 1.05; max-width: 20ch; }
h3 { margin: 0 0 8px; font-size: 18px; font-weight: 600; }
.idx { font-family: var(--mono); font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); margin: 0 0 14px; }
.idx.gold { color: var(--gold-2); }
.fine { color: var(--ink-3); font-size: 13px; }
.center { text-align: center; justify-content: center; }
section { padding: var(--section-top) var(--pad) 0; max-width: var(--max); margin: 0 auto; }
/* Jumping from the menu: the section label lands 72px below the header. */
section[id] { scroll-margin-top: calc(var(--nav-h) + 72px - var(--section-top)); }

/* Halo */
.halo { display: inline-block; border-radius: 50%; position: relative; flex-shrink: 0; vertical-align: middle;
  background: #15130F; box-shadow: inset 0 0 0 calc(var(--hs, 18px) * .11) #15130F, inset 0 0 0 calc(var(--hs, 18px) * .22) #D8B47E; }
.halo::after { content: ""; position: absolute; width: 26%; height: 26%; top: 6%; right: 6%; border-radius: 50%; background: #F7EBD3; }
.halo-xs { width: 14px; height: 14px; --hs: 14px; }
.halo-sm { width: 18px; height: 18px; --hs: 18px; }
.halo-lg { width: 72px; height: 72px; margin-bottom: 24px; --hs: 72px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 52px; padding: 0 26px; border-radius: 999px; font-weight: 700; font-size: 15px; border: 1px solid transparent; transition: transform .15s ease, box-shadow .2s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-gold { background: linear-gradient(180deg, #F1DDB0, #C9A266); color: #1A1408; box-shadow: inset 0 1px 0 rgba(255, 255, 255, .6), 0 10px 30px rgba(217, 183, 126, .18); }
.btn-gold:hover { color: #1A1408; box-shadow: inset 0 1px 0 rgba(255, 255, 255, .6), 0 14px 40px rgba(217, 183, 126, .3); }
.btn-ghost { background: rgba(255, 255, 255, .04); border-color: rgba(255, 255, 255, .12); color: var(--ink); }
.btn-ghost:hover { color: var(--ink); border-color: rgba(217, 183, 126, .5); }
.btn-sm { height: 40px; padding: 0 18px; font-size: 14px; }
.btn-xs { height: 32px; padding: 0 14px; font-size: 12.5px; }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; margin: 32px 0 14px; }

/* Glass */
.glass { background: var(--glass); border: 1px solid var(--line); border-radius: 24px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .07), 0 24px 60px rgba(0, 0, 0, .4); }

/* Nav */
.nav { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 16px 24px; margin: 0; min-height: var(--nav-h); padding: 14px var(--edge);
  background: rgba(11, 11, 13, .88); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); border-bottom: 1px solid var(--line); }
.brand { flex-shrink: 0; display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 700; font-size: 20px; letter-spacing: -.02em; }
.brand:hover { color: var(--ink); }
.brand img { border-radius: 8px; }
.nav nav { display: flex; gap: 22px; margin-left: auto; }
.nav nav a { color: var(--ink-2); font-size: 14px; }
.nav nav a:hover { color: var(--ink); }
.nav-cta { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.nav-cta .btn { white-space: nowrap; }
.nav-cta .link { color: var(--ink); font-size: 14px; font-weight: 600; }

/* Hero */
.hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; padding-top: clamp(48px, 8vw, 96px); }
.eyebrow { display: flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--ai); margin: 0 0 24px; }
.lead { font-size: 19px; color: var(--ink-2); max-width: 36em; margin: 26px 0 0; }
.hero-visual { position: relative; margin-bottom: 72px; }
.mock { padding: 26px; }
.mock-top { display: flex; justify-content: space-between; align-items: center; }
.mock-top .idx { margin: 0; }
.pill { font-family: var(--mono); font-size: 11px; color: var(--mint); border: 1px solid rgba(156, 199, 164, .4); border-radius: 999px; padding: 3px 10px; }
.mock-greeting { font-family: var(--serif); font-size: 44px; line-height: 1; margin: 22px 0 8px; }
.mock-greeting em { color: var(--gold-3); }
.mock-sub { display: flex; align-items: center; gap: 8px; color: var(--ink-2); margin: 0 0 18px; }
.mock-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.mock-list li { display: grid; grid-template-columns: 34px 1fr auto; gap: 10px; align-items: center; padding: 14px; border-radius: 16px; background: rgba(255, 255, 255, .03); border: 1px solid var(--line); }
.mock-list .num { font-family: var(--serif); font-size: 26px; color: var(--gold-2); }
.mock-list b { display: block; font-size: 14px; font-weight: 600; }
.mock-list small { color: var(--ink-3); font-size: 12.5px; }
.mock-list .stake { font-family: var(--serif); font-size: 22px; }
.approval { position: absolute; left: -40px; bottom: -88px; width: min(380px, 92%); display: flex; align-items: center; gap: 12px; padding: 14px 16px;
  background: rgba(28, 27, 33, .94); border-color: rgba(217, 183, 126, .35); }
.approval .idx { margin: 0 0 2px; }
.approval p { margin: 0; font-size: 13.5px; }
.approval .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 10px var(--gold); flex-shrink: 0; }

/* Problem */
.problem h2 { max-width: 22ch; }
.three { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 48px; }
.three .big { font-family: var(--serif); font-size: 40px; color: var(--gold-2); }
.three p { margin: 4px 0 0; color: var(--ink-2); font-size: 17px; }
.answer { font-family: var(--serif); font-size: 28px; font-style: italic; color: var(--gold-3); margin: 48px 0 0; }

/* Features */
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 44px; }
.feature { padding: 30px; }
.feature .n { display: block; font-family: var(--serif); font-size: 44px; line-height: 1; color: var(--gold-2); margin-bottom: 18px; }
.feature .n.ai { color: var(--ai); }
.feature .n.circuit { color: var(--circuit); }
.feature p { margin: 0; color: var(--ink-2); }
.tag { display: inline-block; font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; padding: 2px 7px; border-radius: 6px; border: 1px solid rgba(163, 161, 168, .45); color: var(--ink-2); vertical-align: 2px; }
.tag.sky { color: var(--sky); border-color: rgba(201, 191, 174, .45); }
.tag.amber { color: var(--amber); border-color: rgba(242, 184, 75, .45); }

/* Flow */
.steps { list-style: none; padding: 0; margin: 44px 0 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; counter-reset: s; }
.steps li { position: relative; padding: 0 18px 0 0; }
.steps li::before { content: ""; display: block; width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--ink-3); background: var(--bg); position: relative; z-index: 1; margin-bottom: 16px; }
.steps li::after { content: ""; position: absolute; top: 7px; left: 14px; right: 0; height: 1px; background: var(--line); }
.steps li:last-child::after { display: none; }
.steps .k { font-family: var(--mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); }
.steps p { margin: 6px 0 0; font-size: 15.5px; }
.steps li.ai::before { border-color: var(--ai); } .steps li.ai .k { color: var(--ai); }
.steps li.gold::before { border-color: var(--gold); } .steps li.gold .k { color: var(--gold-2); }
.steps li.circuit::before { border-color: var(--circuit); } .steps li.circuit .k { color: var(--circuit); }
.steps li.mint::before { border-color: var(--mint); } .steps li.mint .k { color: var(--mint); }
.note { color: var(--ink-3); margin: 36px 0 0; max-width: 60ch; }

/* Principles */
.principles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.principles > div { border-top: 1px solid var(--line); padding-top: 20px; }
.principles p { margin: 0; color: var(--ink-2); font-size: 15px; }

/* Pricing */
.period { display: inline-flex; gap: 4px; padding: 4px; border-radius: 999px; border: 1px solid var(--line); background: rgba(255, 255, 255, .03); margin: 32px 0 0; }
.period button { font: inherit; font-size: 14px; font-weight: 600; color: var(--ink-2); background: none; border: 0; border-radius: 999px; padding: 8px 16px; cursor: pointer; }
.period button.on { background: rgba(217, 183, 126, .16); color: var(--gold-3); }
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 28px; }
.plan { padding: 28px 24px; display: flex; flex-direction: column; position: relative; }
.plan.featured { border-color: rgba(217, 183, 126, .5); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .07), 0 24px 60px rgba(0, 0, 0, .4), 0 0 60px rgba(217, 183, 126, .12); }
.plan .badge { position: absolute; top: -11px; left: 24px; font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; background: var(--gold); color: #1A1408; padding: 4px 10px; border-radius: 999px; }
.plan .who { color: var(--ink-3); font-size: 14px; margin: 0; }
.plan .price { margin: 18px 0 4px; font-family: var(--serif); font-size: 52px; line-height: 1; }
.plan .billing { margin: 0 0 18px; color: var(--ink-3); font-size: 13px; }
.plan .price small { font-family: var(--sans); font-size: 14px; color: var(--ink-3); margin-left: 4px; }
.plan ul { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 10px; flex: 1; }
.plan li { padding-left: 22px; position: relative; font-size: 14.5px; color: var(--ink-2); }
.plan .btn { width: 100%; }
.plan li::before, .enterprise-plan li::before { content: ""; position: absolute; left: 2px; top: 8px; width: 8px; height: 8px; border-radius: 50%; border: 1.5px solid var(--gold); }

/* Enterprise: same card, quieter (no gold edge), across the three plans */
.enterprise-plan { margin-top: 18px; padding: 28px 28px; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr) auto; gap: 20px 40px; align-items: center;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .07), 0 16px 40px rgba(0, 0, 0, .3); }
.enterprise-plan .who { color: var(--ink-3); font-size: 14px; margin: 0; }
.enterprise-plan .ent-price { margin: 14px 0 4px; font-family: var(--serif); font-size: 38px; line-height: 1; }
.enterprise-plan .ent-price small { font-family: var(--sans); font-size: 14px; color: var(--ink-3); margin-left: 4px; }
.enterprise-plan .billing { margin: 0; color: var(--ink-3); font-size: 13px; }
.enterprise-plan ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.enterprise-plan li { padding-left: 22px; position: relative; font-size: 14.5px; color: var(--ink-2); }
.enterprise-plan .ent-cta .btn { white-space: nowrap; }

/* Sales form */
.modal { padding: 0; border: 0; background: none; color: var(--ink); width: min(480px, calc(100% - 32px)); max-height: calc(100% - 32px); overflow: visible; }
.modal::backdrop { background: rgba(5, 5, 7, .72); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.modal-card { position: relative; padding: 28px 24px 24px; background: #141418; max-height: calc(100vh - 32px); overflow-y: auto; }
.modal-x { position: absolute; top: 12px; right: 12px; width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--line); background: rgba(255, 255, 255, .04); color: var(--ink-2); font-size: 20px; line-height: 1; cursor: pointer; }
.modal-x:hover { color: var(--ink); }
.modal h3 { font-family: var(--serif); font-weight: 400; font-size: 30px; line-height: 1.1; margin: 0 40px 6px 0; }
.modal .who { color: var(--ink-3); font-size: 14px; margin: 0 0 18px; }
.modal form { display: grid; gap: 12px; }
.modal label { display: grid; gap: 6px; font-size: 13px; font-weight: 600; color: var(--ink-2); }
.modal input, .modal textarea { font: inherit; font-size: 15px; font-weight: 400; color: var(--ink); background: rgba(255, 255, 255, .04); border: 1px solid rgba(255, 255, 255, .14); border-radius: 12px; padding: 11px 14px; width: 100%; }
.modal textarea { resize: vertical; min-height: 80px; }
.modal input:focus, .modal textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(217, 183, 126, .18); }
.modal .btn { width: 100%; margin-top: 6px; cursor: pointer; font-family: var(--sans); }
.modal .btn[disabled] { opacity: .6; cursor: wait; }
.modal [hidden] { display: none !important; }
.modal .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-error { margin: 0; color: var(--amber); font-size: 13.5px; }
.modal .privacy-info { margin: 2px 0 0; color: var(--ink-3); font-size: 11.5px; line-height: 1.45; }
.modal .privacy-info a, .modal .consent a { color: var(--gold-2); }
.modal label.consent { display: flex; gap: 10px; align-items: flex-start; font-weight: 500; font-size: 13px; color: var(--ink-2); cursor: pointer; }
.modal .consent input { width: 18px; height: 18px; flex: 0 0 18px; margin: 1px 0 0; padding: 0; accent-color: var(--gold); }
.sent { text-align: center; padding: 24px 0 4px; }
.sent-text { font-family: var(--serif); font-size: 28px; line-height: 1.2; color: var(--gold-3); margin: 0 0 20px; }
.pricing .fine { margin-top: 18px; }

/* FAQ */
.faq details { border-top: 1px solid var(--line); padding: 20px 0; max-width: 820px; }
.faq details:last-of-type { border-bottom: 1px solid var(--line); }
.faq h2 { margin-bottom: 32px; }
.faq summary { cursor: pointer; font-size: 18px; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--gold-2); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq details p { color: var(--ink-2); margin: 12px 0 0; max-width: 64ch; }

/* Final */
.final { text-align: center; display: flex; flex-direction: column; align-items: center; padding-bottom: 40px; }
.final h2 { max-width: 18ch; }

.footer { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; padding: 48px var(--edge); margin-top: 80px; border-top: 1px solid var(--line); color: var(--ink-3); font-size: 14px; }
.footer nav { display: flex; flex-wrap: wrap; gap: 10px 20px; }
.footer a { color: var(--ink-2); }

/* Reveal */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .7s cubic-bezier(.2, .8, .2, 1), transform .7s cubic-bezier(.2, .8, .2, 1); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .js .reveal { opacity: 1; transform: none; transition: none; }
  .btn { transition: none; }
}

/* Responsive */
@media (max-width: 1080px) {
  .plans { grid-template-columns: 1fr 1fr; }
  .enterprise-plan { grid-template-columns: 1fr 1fr; }
  .enterprise-plan .ent-cta { grid-column: 1 / -1; }
  .principles { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; gap: 22px; }
  .steps li { padding: 0 0 0 30px; }
  .steps li::before { position: absolute; left: 0; top: 4px; margin: 0; }
  .steps li::after { top: 22px; bottom: -18px; left: 6px; right: auto; width: 1px; height: auto; }
}
@media (max-width: 900px) {
  .nav nav { display: none; }
  .nav-cta { margin-left: auto; }
  .hero { grid-template-columns: 1fr; gap: 64px; }
  .approval { left: 12px; }
  .three, .grid { grid-template-columns: 1fr; }
}
/* Short screens (e.g. iPhone SE): the whole form fits without scrolling. */
@media (max-height: 760px) {
  .modal-card { padding: 22px 20px 18px; }
  .modal h3 { font-size: 26px; }
  .modal .who { margin-bottom: 10px; }
  .modal form { gap: 8px; }
  .modal label { gap: 4px; }
  .modal input, .modal textarea { padding: 8px 12px; }
  .modal textarea { min-height: 52px; }
  .modal .btn { height: 46px; margin-top: 4px; }
}
@media (max-width: 700px) {
  .enterprise-plan { grid-template-columns: 1fr; padding: 28px 24px; }
  .enterprise-plan .ent-cta .btn { width: 100%; }
}
@media (max-width: 560px) {
  .plans, .principles { grid-template-columns: 1fr; }
  .nav-cta .link { display: none; }
  .ctas .btn { width: 100%; }
  .lead { font-size: 17px; }
  .mock { padding: 18px; }
  .mock-greeting { font-size: 36px; }
  .mock-list li { grid-template-columns: 28px 1fr; }
  .mock-list .stake { display: none; }
  .approval { position: relative; left: 0; bottom: 0; margin-top: 12px; width: 100%; }
}