/* Oath AI site styles. Self-hosted only: no external URLs allowed in this file. */
@font-face { font-family: "Montserrat"; font-style: normal; font-weight: 300; font-display: swap; src: url("/assets/fonts/montserrat-300.woff2") format("woff2"); }
@font-face { font-family: "Montserrat"; font-style: normal; font-weight: 400; font-display: swap; src: url("/assets/fonts/montserrat-400.woff2") format("woff2"); }
@font-face { font-family: "Montserrat"; font-style: normal; font-weight: 500; font-display: swap; src: url("/assets/fonts/montserrat-500.woff2") format("woff2"); }
@font-face { font-family: "Montserrat"; font-style: normal; font-weight: 600; font-display: swap; src: url("/assets/fonts/montserrat-600.woff2") format("woff2"); }
@font-face { font-family: "Montserrat"; font-style: normal; font-weight: 700; font-display: swap; src: url("/assets/fonts/montserrat-700.woff2") format("woff2"); }

:root {
  --bg: #020413;
  --bg-2: #0e0f2c;
  --card: #151e40;
  --card-border: #283d6b;
  --cyan: #69f0f4;
  --violet: #cb8cfb;
  --pink: #e29efd;
  --violet-2: #9f73da;
  --blue: #2873de;
  --indigo: #5460d8;
  --text: #ffffff;
  --text-2: #8abce6;
  --grad: linear-gradient(90deg, var(--cyan), var(--violet) 55%, var(--pink));
  --glow-cyan: 0 0 24px rgba(105, 240, 244, 0.42);
  --glow-violet: 0 0 28px rgba(203, 140, 251, 0.30);
  --radius: 14px;
  --wrap: 1120px;
  --font: "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background-color: var(--bg);
  background-image:
    radial-gradient(60rem 30rem at 85% -10%, rgba(84, 96, 216, 0.22), transparent 70%),
    radial-gradient(40rem 24rem at 0% 30%, rgba(40, 115, 222, 0.12), transparent 70%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}
main { flex: 1; }
main:focus { outline: none; }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .6em; font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.5vw + .5rem, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 2vw + .8rem, 2.1rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
a { color: var(--cyan); text-underline-offset: 3px; }
a:hover { color: var(--pink); }
:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
  box-shadow: var(--glow-cyan);
}

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 1.25rem; }

.skip-link {
  position: absolute; left: 1rem; top: -4rem; z-index: 100;
  background: var(--cyan); color: var(--bg); padding: .6rem 1rem; border-radius: 8px; font-weight: 600;
}
.skip-link:focus { top: 1rem; color: var(--bg); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(2, 4, 19, 0.88);
  border-bottom: 1px solid rgba(40, 61, 107, 0.7);
}
.site-header::after { content: ""; display: block; height: 1px; background: var(--grad); opacity: .55; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 68px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: .6rem; color: var(--text); text-decoration: none; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; font-size: 1rem; }
.brand:hover { color: var(--text); }
.site-nav ul { list-style: none; margin: 0; padding: 0; }
.site-nav > ul { display: flex; flex-wrap: wrap; gap: .25rem; }
.nav-item { position: relative; }
.site-nav a { display: block; padding: .5rem .8rem; color: var(--text); text-decoration: none; font-weight: 500; font-size: .95rem; border-radius: 8px; }
.site-nav a:hover { color: var(--cyan); background: rgba(105, 240, 244, 0.06); }
.nav-item.is-active > a { color: var(--cyan); }
.site-nav a[aria-current="page"] { color: var(--cyan); text-decoration: underline; text-decoration-color: var(--violet); text-decoration-thickness: 2px; }
.subnav {
  display: none;
  position: absolute; top: 100%; left: 0; min-width: 300px;
  background: var(--card); border: 1px solid var(--card-border); border-radius: 12px;
  padding: .4rem; box-shadow: 0 12px 40px rgba(0, 0, 0, .5), var(--glow-violet);
}
.nav-item:hover > .subnav, .nav-item:focus-within > .subnav { display: block; }
.subnav a { font-size: .9rem; }

/* Hero */
.hero { padding: clamp(3rem, 8vw, 6rem) 0 clamp(2rem, 5vw, 3.5rem); }
.hero-inner { display: grid; gap: 2.5rem; align-items: center; }
.has-media .hero-inner { grid-template-columns: 1fr; }
@media (min-width: 960px) { .has-media .hero-inner { grid-template-columns: 1fr 1.05fr; } }
.eyebrow { text-transform: uppercase; letter-spacing: .22em; font-size: .8rem; font-weight: 600; color: var(--cyan); margin-bottom: 1rem; }
.hero h1 {
  background: linear-gradient(90deg, #ffffff 0%, #ffffff 40%, var(--cyan) 70%, var(--violet) 90%, var(--pink) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
@media (forced-colors: active) { .hero h1 { color: CanvasText; background: none; } }
.lead { font-size: clamp(1.05rem, .6vw + .95rem, 1.3rem); font-weight: 300; color: var(--text-2); max-width: 42rem; letter-spacing: .01em; }
.hero-media { margin: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--card-border); box-shadow: 0 0 40px rgba(84, 96, 216, .30); }

/* Buttons */
.cta-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.6rem; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: .75rem 1.4rem; border-radius: 999px;
  font-weight: 600; font-size: .98rem; text-decoration: none; letter-spacing: .02em;
  transition: box-shadow .2s ease, transform .2s ease, background-color .2s ease;
}
.btn-primary { background: var(--grad); color: #020413; box-shadow: 0 0 18px rgba(105, 240, 244, .30); }
.btn-primary:hover { color: #020413; box-shadow: var(--glow-cyan), var(--glow-violet); transform: translateY(-1px); }
.btn-ghost { color: var(--text); border: 1.5px solid var(--card-border); background: rgba(21, 30, 64, .6); }
.btn-ghost:hover { color: var(--cyan); border-color: var(--cyan); box-shadow: 0 0 16px rgba(105, 240, 244, .25); }

/* Sections */
.section { padding: clamp(2rem, 5vw, 3.5rem) 0; }
.section h2 { position: relative; padding-bottom: .6rem; }
.section h2::after { content: ""; position: absolute; left: 0; bottom: 0; width: 64px; height: 3px; border-radius: 3px; background: var(--grad); box-shadow: 0 0 12px rgba(203, 140, 251, .42); }
.section-intro, .prose p { color: var(--text-2); max-width: 46rem; }
.prose { max-width: 46rem; }

.card-grid { list-style: none; margin: 1.5rem 0 0; padding: 0; display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card {
  position: relative;
  background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius);
  padding: 1.5rem 1.4rem; transition: border-color .2s ease, box-shadow .2s ease;
}
.card::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 2px; border-radius: var(--radius) var(--radius) 0 0; background: var(--grad); opacity: .7; }
.card p { color: var(--text-2); margin: 0; }
.card h3 { color: var(--text); }
.card:hover, .card:focus-within { border-color: rgba(105, 240, 244, .55); box-shadow: 0 0 24px rgba(105, 240, 244, .18); }
.card-link { color: var(--text); text-decoration: none; }
.card-link::after { content: ""; position: absolute; inset: 0; border-radius: var(--radius); }
.card-link:hover { color: var(--cyan); }
.card-link:focus-visible { outline: none; box-shadow: none; }
.card:has(.card-link:focus-visible) { outline: 3px solid var(--cyan); outline-offset: 3px; }
.tier h3 { font-size: 1.35rem; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; display: inline-block; }
.tier .ticks { margin-top: 1rem; }

.ticks { list-style: none; padding: 0; margin: 1rem 0 0; }
.ticks li { position: relative; padding-left: 1.6rem; margin-bottom: .5rem; color: var(--text-2); }
.ticks li::before { content: ""; position: absolute; left: 0; top: .55em; width: .55rem; height: .55rem; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px rgba(105, 240, 244, .42); }

.steps { counter-reset: s; list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.steps li { counter-increment: s; background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 1.2rem 1.2rem 1.2rem 3.6rem; position: relative; color: var(--text-2); }
.steps li::before { content: counter(s); position: absolute; left: 1rem; top: 1.05rem; width: 1.9rem; height: 1.9rem; border-radius: 50%; display: grid; place-items: center; font-weight: 700; color: #020413; background: var(--grad); }

.cta-panel {
  text-align: center; padding: clamp(2rem, 5vw, 3rem) 1.5rem; border-radius: calc(var(--radius) + 6px);
  background: linear-gradient(135deg, rgba(40, 115, 222, .18), rgba(159, 115, 218, .18)), var(--card);
  border: 1px solid var(--card-border); box-shadow: 0 0 40px rgba(84, 96, 216, .25);
}
.cta-panel h2::after { left: 50%; transform: translateX(-50%); }
.cta-panel p { color: var(--text-2); }
.cta-panel .cta-row { justify-content: center; }

.text-link { font-weight: 600; }

.notice { background: linear-gradient(90deg, rgba(226, 158, 253, .18), rgba(105, 240, 244, .14)); border-bottom: 1px solid var(--violet-2); padding: .8rem 0; text-align: center; letter-spacing: .08em; color: var(--pink); }
.notice strong { color: #f3d9ff; }

.breadcrumb { padding-top: 1.25rem; font-size: .88rem; }
.breadcrumb ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .4rem; color: var(--text-2); }
.breadcrumb li + li::before { content: "/"; margin-right: .4rem; color: var(--card-border); }
.breadcrumb + .hero { padding-top: 2rem; }

/* Footer */
.site-footer { margin-top: 3rem; border-top: 1px solid var(--card-border); background: rgba(2, 4, 19, .6); font-size: .93rem; }
.site-footer::before { content: ""; display: block; height: 1px; background: var(--grad); opacity: .5; }
.footer-grid { display: grid; gap: 2rem; padding-top: 2.5rem; padding-bottom: 2rem; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.footer-tagline { color: var(--text-2); font-weight: 300; margin-top: .8rem; }
.footer-heading { font-size: .8rem; text-transform: uppercase; letter-spacing: .18em; color: var(--text-2); margin-bottom: .8rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: .45rem; }
.site-footer a:not(.brand) { color: var(--text); text-decoration: none; }
.site-footer a:not(.brand):hover { color: var(--cyan); text-decoration: underline; }
.ph { color: var(--text-2); font-size: .82em; }
.footer-legal { border-top: 1px solid rgba(40, 61, 107, .6); padding-top: 1.25rem; padding-bottom: 2rem; color: var(--text-2); }
.footer-legal p { margin: 0 0 .4rem; }
.draft-tag { display: inline-block; margin-right: .5rem; padding: .1rem .55rem; border-radius: 999px; border: 1px solid var(--violet); color: var(--pink); font-size: .78rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }

/* Mobile */
@media (max-width: 760px) {
  .header-inner { padding-top: .6rem; padding-bottom: .4rem; }
  .site-nav { width: 100%; }
  .site-nav > ul { gap: 0; margin: 0 -.6rem; }
  .site-nav a { padding: .55rem .6rem; font-size: .9rem; }
  .subnav { display: none !important; }
  .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .btn-primary:hover { transform: none; }
}
/* Legal pages (Markdown rendered verbatim from Legal's drafts) */
.section-legal { padding-top: clamp(2rem, 6vw, 4rem); }
.legal h1 { font-size: clamp(1.9rem, 3vw + .6rem, 2.6rem); }
.legal h2 { font-size: clamp(1.25rem, 1vw + .9rem, 1.55rem); margin-top: 2rem; }
.legal p strong { color: var(--pink); }