/* ============================================================
   gencast.app apex placeholder (B-176, spec/apex-early-access.md §5.2)
   Tokens and primitives copied from web/shared.css plus the GenCast
   overrides in web/index.html (accent #7DF9C4, danger #F08A7A).
   Copied, not linked: web-apex/ deploys to its own bucket (AE-FR-04).
   ============================================================ */

:root {
  --accent: #7DF9C4;
  --danger: #F08A7A;
  --bg: #0B0C0E;
  --bg-2: #111317;
  --fg: #E6E8EB;
  --fg-dim: #8A8F98;
  --fg-dimmer: #565A62;
  --line: #1E2127;
  --line-2: #2A2E36;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --serif: 'Instrument Serif', 'Times New Roman', serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: hidden;
}
a { color: inherit; }
button { font-family: inherit; cursor: pointer; }
[hidden] { display: none !important; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* grid backdrop */
.grain {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 0%, transparent 80%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 0%, transparent 80%);
  opacity: 0.35;
}

.wrap {
  position: relative; z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 32px 64px;
}

/* ============ WORDMARK (no nav links on the apex) ============ */
.top {
  display: flex;
  align-items: center;
  padding: 4px 0 0;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--fg-dim);
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--fg);
  font-family: var(--mono);
  text-decoration: none;
  letter-spacing: -0.01em;
  border-radius: 4px;
}
.brand .dot {
  width: 9px; height: 9px; border-radius: 2px;
  background: var(--accent);
  box-shadow: 0 0 12px color-mix(in oklab, var(--accent) 70%, transparent);
}
.brand b { font-weight: 600; }
.brand .path { color: var(--fg-dim); }

/* ============ HERO (terminal variant, frontend-design-reference §1) ============ */
.hero { padding: 64px 0 36px; }
.kicker {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin: 0 0 28px;
  display: inline-flex; align-items: center; gap: 10px;
}
.kicker::before {
  content: "";
  width: 28px; height: 1px; background: var(--fg-dimmer);
  display: inline-block;
}
h1.headline {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(44px, 7.2vw, 92px);
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 0 0 22px;
  max-width: 18ch;
}
h1.headline .token {
  font-family: var(--mono);
  font-style: normal;
  font-weight: 500;
  color: var(--accent);
  font-size: 0.62em;
  padding: 0.04em 0.24em;
  margin: 0 0.04em;
  background: color-mix(in oklab, var(--accent) 10%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 35%, transparent);
  border-radius: 6px;
  vertical-align: 0.18em;
  white-space: nowrap;
}
h1.headline .cursor {
  display: inline-block;
  width: 0.52ch;
  height: 0.82em;
  background: var(--fg);
  margin-left: 4px;
  transform: translateY(4px);
  animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.sub {
  font-size: 17px;
  color: var(--fg-dim);
  max-width: 60ch;
  margin: 0 0 12px;
  line-height: 1.6;
}
.sub.support { color: var(--fg); margin-bottom: 0; }

/* ============ FORM CARD (.auth-card) ============ */
.card {
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  border-radius: 10px;
  padding: 28px 28px 24px;
  box-shadow: 0 1px 0 color-mix(in oklab, var(--fg) 4%, transparent) inset;
  max-width: 480px;
}

.field { display: flex; flex-direction: column; gap: 8px; }
.field label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
}
.field input {
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.4;
  width: 100%;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.field input:hover { border-color: color-mix(in oklab, var(--fg) 25%, var(--line-2)); }
.field input:focus,
.field input:focus-visible {
  outline: 0;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 18%, transparent);
}
.field input::placeholder { color: var(--fg-dimmer); }
.field input[aria-invalid="true"] { border-color: var(--danger); }

.consent {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 20px 0 0;
}
.consent input {
  flex: none;
  width: 18px; height: 18px;
  margin: 2px 0 0;
  accent-color: var(--accent);
  cursor: pointer;
}
.consent label {
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--fg);
  cursor: pointer;
}

.field-error {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--danger);
  margin: 6px 0 0;
  line-height: 1.4;
}
.field-error:empty { margin: 0; }

.submit-btn {
  margin-top: 20px;
  width: 100%;
  justify-content: center;
  background: var(--accent);
  color: var(--bg);
  border: 0;
  border-radius: 8px;
  padding: 14px 24px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: transform .08s ease, filter .15s ease;
}
.submit-btn:hover { filter: brightness(1.06); }
.submit-btn:active { transform: translateY(1px); }
.submit-btn:disabled { opacity: .5; cursor: not-allowed; }
.submit-btn[aria-busy="true"] { cursor: wait; }

.form-message {
  margin: 16px 0 0;
  padding: 14px 18px;
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.5;
}
.form-message:empty,
.form-message.error:empty,
.form-message.success:empty { margin: 0; padding: 0; border: 0; background: none; }
.form-message:focus { outline: none; }
.form-message.error {
  background: color-mix(in oklab, var(--danger) 12%, transparent);
  border: 1px solid color-mix(in oklab, var(--danger) 40%, transparent);
  color: var(--fg);
}
.form-message.success {
  margin-top: 0;
  background: color-mix(in oklab, var(--accent) 10%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 40%, transparent);
  color: var(--fg);
}

.notice {
  margin: 14px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.55;
  color: var(--fg-dim);
}
.notice a,
.text-link {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  border-radius: 2px;
}
.notice a:hover,
.text-link:hover { color: var(--fg); }

/* Honeypot: off-screen, never display:none (AE-FR-10). */
.hp {
  position: absolute;
  left: -10000px;
  top: 0;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ============ PRIVACY PAGE ============ */
.doc { padding: 56px 0 8px; max-width: 68ch; }
.doc h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
}
.doc h2 {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin: 40px 0 12px;
  display: flex; align-items: center; gap: 12px;
}
.doc h2::before {
  content: "";
  width: 8px; height: 8px; background: var(--accent); border-radius: 2px;
}
.doc p,
.doc li {
  font-size: 16px;
  color: var(--fg-dim);
  line-height: 1.7;
}
.doc p { margin: 0 0 14px; }
.doc p.lede { color: var(--fg); font-size: 17px; }
.doc strong { color: var(--fg); font-weight: 500; }
.doc ul { margin: 0 0 14px; padding-left: 20px; }
.doc li { margin: 0 0 6px; }
.doc .card { margin-top: 8px; }
.doc > .notice { margin-top: 32px; }

/* ============ FOOTER ============ */
footer {
  margin-top: 72px;
  border-top: 1px solid var(--line);
  padding: 32px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg-dim);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
footer a { text-decoration: none; color: inherit; border-radius: 2px; }
footer a:hover { color: var(--fg); }

@media (max-width: 600px) {
  .wrap { padding: 20px 16px 48px; }
  .hero { padding: 48px 0 28px; }
  .card { padding: 22px 18px 20px; }
  .doc { padding-top: 40px; }
}

@media (prefers-reduced-motion: reduce) {
  h1.headline .cursor { animation: none; }
  .submit-btn, .field input { transition: none; }
}