/* AlphaComet — institutional quant aesthetic */
:root {
  --bg-deep: #0a0e17;
  --bg-card: #121a2b;
  --bg-elevated: #1a2438;
  --bg-soft: #0f172a;
  --text: #e8ecf4;
  --text-muted: #94a3b8;
  --accent: #38bdf8;
  --accent-2: #818cf8;
  --accent-dim: rgba(56, 189, 248, 0.15);
  --border: rgba(148, 163, 184, 0.12);
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-display: "Outfit", var(--font-sans);
  --radius: 12px;
  --max: 1120px;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg-deep);
  min-height: 100vh;
  overflow-x: hidden;
}

/* subtle grid + vignette */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(56, 189, 248, 0.12), transparent),
    linear-gradient(rgba(56, 189, 248, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.03) 1px, transparent 1px);
  background-size: 100% 100%, 48px 48px, 48px 48px;
  z-index: -1;
}

body::after {
  content: "";
  position: fixed;
  width: 620px;
  height: 620px;
  top: -220px;
  right: -180px;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(129, 140, 248, 0.14), rgba(129, 140, 248, 0));
  pointer-events: none;
  z-index: -1;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(10, 14, 23, 0.75);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.site-header__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo:hover {
  text-decoration: none;
  color: var(--accent);
}

.logo__mark {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #818cf8);
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.5);
}

.nav-toggle {
  display: none;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.875rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav a {
  color: var(--text-muted);
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
}

.nav a:hover {
  color: var(--text);
  background: var(--accent-dim);
  text-decoration: none;
}

.nav a[aria-current="page"] {
  color: var(--accent);
  background: var(--accent-dim);
}

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

.hero {
  padding: 2rem 0 3rem;
  position: relative;
}

.hero__eyebrow {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 1rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 1.25rem;
  max-width: 18ch;
  text-wrap: balance;
}

.hero__lead {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 40rem;
  margin: 0 0 2rem;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -60px 24px auto;
  width: 220px;
  height: 220px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.16), rgba(56, 189, 248, 0));
  pointer-events: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.35rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  text-decoration: none;
}

.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  box-shadow: 0 4px 24px rgba(14, 165, 233, 0.35);
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(14, 165, 233, 0.45);
}

.btn--ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.5rem;
  padding: 1.25rem 1.5rem;
  background: linear-gradient(180deg, rgba(18, 26, 43, 0.96), rgba(18, 26, 43, 0.78));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  color: var(--text-muted);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.trust-strip strong {
  color: var(--text);
}

.contact-email-line {
  margin: 0.25rem 0 0;
  font-size: 1rem;
  color: var(--text-muted);
}

.contact-email-line a {
  font-weight: 600;
}

.footer-email {
  margin: 1rem 0 0;
  font-size: 0.875rem;
}

.footer-email a {
  color: var(--accent);
  font-weight: 600;
}

.footer-email + .footer-copy {
  margin-top: 0.4rem;
}

.section {
  margin-top: 3rem;
  padding-top: 0.35rem;
}

.section-header {
  max-width: 44rem;
  margin-bottom: 1rem;
}

.section-kicker {
  margin: 0 0 0.4rem;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

.section h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.card-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: stretch;
}

.card {
  background: linear-gradient(180deg, rgba(18, 26, 43, 0.98), rgba(18, 26, 43, 0.82));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.card:hover {
  transform: translateY(-3px);
  border-color: rgba(56, 189, 248, 0.35);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.28);
}

.card h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  margin: 0 0 0.5rem;
}

.card p {
  margin: 0;
  font-size: 0.9375rem;
  color: #b7c3d7;
  line-height: 1.65;
}

.prose {
  color: var(--text-muted);
  max-width: 46rem;
}

.prose p {
  margin: 0 0 1rem;
  color: #b5c0d2;
  line-height: 1.75;
  text-wrap: pretty;
}

.prose ul {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

.prose li {
  margin-bottom: 0.35rem;
  color: #b7c3d7;
  line-height: 1.65;
}

.stats-grid {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  margin-top: 0.75rem;
}

.stat-card {
  background: linear-gradient(180deg, rgba(18, 26, 43, 0.96), rgba(18, 26, 43, 0.78));
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1rem 0.95rem;
}

.stat-card__value {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: #dbeafe;
  letter-spacing: -0.02em;
}

.stat-card__label {
  margin: 0.3rem 0 0;
  color: var(--text-muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 1.25rem;
  margin-top: auto;
  background: linear-gradient(180deg, rgba(18, 26, 43, 0.98), rgba(14, 20, 33, 0.98));
}

.site-footer__inner {
  max-width: var(--max);
  margin: 0 auto;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-bottom: 1.5rem;
}

.footer-nav a {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-nav a:hover {
  color: var(--accent);
}

.footer-disclaimer {
  font-size: 0.75rem;
  line-height: 1.55;
  color: var(--text-muted);
  max-width: 52rem;
}

.footer-copy {
  margin-top: 1.25rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Forms */
.form {
  max-width: 32rem;
  margin-top: 1.5rem;
  padding: 1.5rem;
  background: linear-gradient(180deg, rgba(18, 26, 43, 0.95), rgba(18, 26, 43, 0.76));
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--text);
  background: rgba(26, 36, 56, 0.9);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: rgba(56, 189, 248, 0.8);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.22);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-hint {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.form-status {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.875rem;
  display: none;
}

.form-status.is-visible {
  display: block;
}

.form-status--ok {
  background: rgba(34, 197, 94, 0.12);
  color: #86efac;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.form-status--err {
  background: rgba(239, 68, 68, 0.12);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.checkbox-row input {
  width: auto;
  margin-top: 0.25rem;
}

.layout-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

.card.reveal {
  transition-delay: 0.06s;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    background: rgba(10, 14, 23, 0.98);
    border-bottom: 1px solid var(--border);
    gap: 0;
    display: none;
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 0.85rem 1rem;
    border-radius: 8px;
  }

  .hero::after {
    display: none;
  }

  .form {
    padding: 1.1rem;
  }
}