/*
 * FIL Public Page — styles (roadmap phase 2 prototype)
 * pub- prefixed, self-contained, no external requests.
 * Light-first (public audience); dark via prefers-color-scheme.
 * Palette: same validated token set as the dashboard.
 */

.pub-page {
  --pub-page: #f9f9f7;
  --pub-surface: #fcfcfb;
  --pub-surface-2: #f0efec;
  --pub-ink: #0b0b0b;
  --pub-ink-2: #52514e;
  --pub-muted: #898781;
  --pub-hairline: #e1e0d9;
  --pub-border: rgba(11, 11, 11, 0.10);
  --pub-accent: #2a78d6;

  --pub-m-wearables: #2a78d6;
  --pub-m-robotics: #eb6834;
  --pub-m-longevity: #1baf7a;
  --pub-warn: #fab219;

  color-scheme: light;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--pub-ink-2);
  background: var(--pub-page);
  min-height: 100vh;
}

@media (prefers-color-scheme: dark) {
  .pub-page {
    --pub-page: #0d0d0d;
    --pub-surface: #1a1a19;
    --pub-surface-2: #232321;
    --pub-ink: #ffffff;
    --pub-ink-2: #c3c2b7;
    --pub-muted: #898781;
    --pub-hairline: #2c2c2a;
    --pub-border: rgba(255, 255, 255, 0.10);
    --pub-accent: #3987e5;

    --pub-m-wearables: #3987e5;
    --pub-m-robotics: #d95926;
    --pub-m-longevity: #199e70;

    color-scheme: dark;
  }
}

.pub-page *,
.pub-page *::before,
.pub-page *::after { box-sizing: border-box; }

.pub-page h1, .pub-page h2, .pub-page h3, .pub-page p { margin: 0; }
.pub-page a { color: inherit; text-decoration: none; }

.pub-shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- preview banner ---------- */

.pub-preview-banner {
  background: var(--pub-warn);
  color: #0b0b0b;
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  padding: 8px 16px;
}

/* ---------- header ---------- */

.pub-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--pub-page);
  border-bottom: 1px solid var(--pub-hairline);
}

.pub-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.pub-brand { display: flex; align-items: center; gap: 10px; }

.pub-brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--pub-border);
  border-radius: 8px;
  background: var(--pub-surface);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--pub-ink);
}

.pub-brand-name { font-weight: 700; color: var(--pub-ink); font-size: 15px; }

.pub-nav { display: flex; align-items: center; gap: 22px; font-size: 14px; }
.pub-nav a:hover { color: var(--pub-ink); }

.pub-nav-cta {
  padding: 7px 14px;
  border: 1px solid var(--pub-ink);
  border-radius: 999px;
  color: var(--pub-ink);
  font-weight: 600;
}

/* ---------- hero ---------- */

.pub-hero { padding: 72px 0 56px; border-bottom: 1px solid var(--pub-hairline); }

.pub-kicker {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pub-muted);
  margin-bottom: 14px;
}

.pub-hero h1 {
  font-size: clamp(30px, 4.5vw, 46px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 750;
  color: var(--pub-ink);
  max-width: 21ch;
}

.pub-hero-sub { max-width: 62ch; margin-top: 18px; font-size: 17px; }

.pub-hero-actions { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }

.pub-btn {
  display: inline-block;
  padding: 10px 20px;
  border: 1px solid var(--pub-border);
  border-radius: 999px;
  background: var(--pub-surface);
  color: var(--pub-ink);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}

.pub-btn:hover { border-color: var(--pub-ink-2); }

.pub-btn-primary {
  background: var(--pub-ink);
  border-color: var(--pub-ink);
  color: var(--pub-page);
}

/* ---------- sections ---------- */

.pub-section { padding: 56px 0; }
.pub-section-alt { background: var(--pub-surface); border-block: 1px solid var(--pub-hairline); }

.pub-section-head { margin-bottom: 28px; }

.pub-section-head h2 {
  font-size: 26px;
  letter-spacing: -0.01em;
  color: var(--pub-ink);
}

.pub-section-sub { margin-top: 6px; max-width: 68ch; }

/* ---------- cards ---------- */

.pub-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.pub-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--pub-surface);
  border: 1px solid var(--pub-border);
  border-top: 3px solid var(--pub-mkt, var(--pub-border));
  border-radius: 12px;
  padding: 20px;
}

.pub-section-alt .pub-card { background: var(--pub-page); }

.pub-card-tags { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.pub-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-weight: 600;
  padding: 3px 10px;
  border: 1px solid var(--pub-border);
  border-radius: 999px;
  color: var(--pub-ink-2);
}

.pub-tag-dot { width: 7px; height: 7px; border-radius: 999px; background: var(--pub-mkt); }

.pub-tag-draft {
  color: #7a5800;
  border: 1px dashed var(--pub-warn);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 10px;
}

@media (prefers-color-scheme: dark) {
  .pub-tag-draft { color: var(--pub-warn); }
}

.pub-card h3 {
  font-size: 17px;
  line-height: 1.35;
  color: var(--pub-ink);
  letter-spacing: -0.01em;
}

.pub-card-hook { font-size: 14px; }

.pub-card-cta {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--pub-hairline);
  font-size: 13px;
  font-weight: 600;
  color: var(--pub-accent);
}

.pub-card-soon { opacity: 0.85; }

.pub-empty {
  grid-column: 1 / -1;
  font-size: 14px;
  color: var(--pub-muted);
  border: 1px dashed var(--pub-border);
  border-radius: 12px;
  padding: 24px;
  text-align: center;
}

/* ---------- markets strip ---------- */

.pub-markets {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.pub-market {
  background: var(--pub-page);
  border: 1px solid var(--pub-border);
  border-radius: 12px;
  padding: 20px;
}

.pub-market-head { display: flex; align-items: center; gap: 9px; }

.pub-market-dot { width: 10px; height: 10px; border-radius: 999px; background: var(--pub-mkt); }

.pub-market h3 { font-size: 17px; color: var(--pub-ink); }

.pub-market-desc { font-size: 14px; margin-top: 8px; }

.pub-market-count {
  margin-top: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--pub-ink);
}

/* ---------- contact ---------- */

.pub-contact {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.pub-contact h2 { font-size: 26px; color: var(--pub-ink); margin-bottom: 8px; }

.pub-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: var(--pub-surface);
  border: 1px solid var(--pub-border);
  border-radius: 12px;
  padding: 22px;
}

.pub-form label {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--pub-ink-2);
}

.pub-form input,
.pub-form select {
  font: inherit;
  font-size: 14px;
  color: var(--pub-ink);
  background: var(--pub-page);
  border: 1px solid var(--pub-border);
  border-radius: 8px;
  padding: 9px 12px;
}

.pub-form input:focus,
.pub-form select:focus { outline: 2px solid var(--pub-accent); outline-offset: 1px; }

.pub-form-note { font-size: 12.5px; color: var(--pub-muted); }

/* ---------- disclosure & footer ---------- */

.pub-disclosure {
  margin-top: 20px;
  font-size: 12.5px;
  color: var(--pub-muted);
  max-width: 78ch;
}

.pub-footer {
  border-top: 1px solid var(--pub-hairline);
  padding: 28px 0 44px;
  font-size: 13px;
  color: var(--pub-muted);
}

.pub-footer-fine { margin-top: 6px; font-size: 12px; }

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  .pub-cards, .pub-markets { grid-template-columns: 1fr 1fr; }
  .pub-contact { grid-template-columns: 1fr; }
  .pub-nav a:not(.pub-nav-cta) { display: none; }
}

@media (max-width: 600px) {
  .pub-cards, .pub-markets { grid-template-columns: 1fr; }
  .pub-hero { padding: 48px 0 40px; }
}