/* Saltbound landing — maritime palette from MaritimeTheme.swift */

:root {
  --abyss-navy: #060f1a;
  --deep-sea: #0e2438;
  --hull-blue: #1a3a52;
  --twilight: #2a3f66;
  --ocean-blue: #3a8fbd;
  --lagoon-teal: #52b8ad;
  --sea-foam: #89b9c9;
  --brass-gold: #d4b87a;
  --copper: #e8a84c;
  --lantern: #f0c674;
  --pearl: #f5e6d0;
  --mist-white: #e9f0f5;
  --fog-blue: #94a8b8;
  --surface-card: #152d44;
  --surface-elevated: #1f3f58;
  --chart-grid: rgba(31, 68, 98, 0.35);
  --glow-ocean: rgba(58, 143, 189, 0.35);
  --glow-teal: rgba(82, 184, 173, 0.2);
  --font-display: "Playfair Display", Georgia, serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
  --radius: 16px;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--mist-white);
  background: linear-gradient(145deg, var(--abyss-navy) 0%, var(--deep-sea) 45%, var(--twilight) 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

.chart-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(var(--chart-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--chart-grid) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.45;
}

.vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(ellipse at center, transparent 30%, rgba(6, 15, 26, 0.55) 100%);
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

a { color: var(--lagoon-teal); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--sea-foam); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(6, 15, 26, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(58, 143, 189, 0.2);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--pearl);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
}

.logo-mark { font-size: 1.1rem; filter: drop-shadow(0 0 8px var(--glow-ocean)); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a {
  color: var(--fog-blue);
  font-size: 0.9375rem;
  font-weight: 500;
}

.site-nav a:hover { color: var(--pearl); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--pearl);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: linear-gradient(135deg, var(--ocean-blue), var(--lagoon-teal));
  color: var(--abyss-navy);
  box-shadow: 0 0 24px var(--glow-ocean);
}

.btn-primary:hover {
  color: var(--abyss-navy);
  box-shadow: 0 0 36px var(--glow-ocean);
}

.btn-ghost {
  border-color: rgba(137, 185, 201, 0.35);
  color: var(--sea-foam);
  background: rgba(21, 45, 68, 0.5);
}

.btn-ghost:hover { color: var(--pearl); border-color: var(--ocean-blue); }

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  background: rgba(58, 143, 189, 0.15);
  border-color: rgba(58, 143, 189, 0.4);
  color: var(--sea-foam);
}

/* Hero */
.hero {
  padding: clamp(3rem, 8vw, 6rem) 0 clamp(4rem, 10vw, 7rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.eyebrow, .section-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--lagoon-teal);
  margin: 0 0 1rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 3.75rem);
  line-height: 1.12;
  margin: 0 0 1.25rem;
  color: var(--pearl);
  font-weight: 700;
}

.hero h1 em {
  font-style: italic;
  color: var(--sea-foam);
}

.lead {
  font-size: 1.15rem;
  color: var(--mist-white);
  margin: 0 0 0.75rem;
  max-width: 36rem;
}

.sublead {
  color: var(--fog-blue);
  margin: 0 0 1.75rem;
  max-width: 34rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.hero-stats {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.hero-stats li {
  display: flex;
  flex-direction: column;
  padding: 0.75rem 1.25rem;
  background: rgba(21, 45, 68, 0.65);
  border: 1px solid rgba(58, 143, 189, 0.3);
  border-radius: var(--radius);
  min-width: 100px;
}

.hero-stats strong {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--brass-gold);
  line-height: 1.2;
}

.hero-stats span {
  font-size: 0.8rem;
  color: var(--fog-blue);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.hero-visual {
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.compass-ring {
  position: absolute;
  width: min(340px, 90%);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px dashed rgba(58, 143, 189, 0.35);
  box-shadow: 0 0 60px var(--glow-teal), inset 0 0 40px rgba(6, 15, 26, 0.5);
  animation: slow-spin 48s linear infinite;
}

.compass-ring::before {
  content: "";
  position: absolute;
  inset: 12%;
  border-radius: 50%;
  border: 1px solid rgba(82, 184, 173, 0.25);
}

@keyframes slow-spin {
  to { transform: rotate(360deg); }
}

.hero-card {
  position: relative;
  width: min(300px, 88%);
  padding: 1.5rem;
  background: linear-gradient(160deg, var(--surface-elevated), var(--surface-card));
  border: 1px solid rgba(58, 143, 189, 0.45);
  border-radius: var(--radius);
  box-shadow: 0 16px 48px rgba(6, 15, 26, 0.5), 0 0 32px var(--glow-ocean);
}

.hero-card-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--copper);
  font-weight: 600;
}

.hero-card-fact {
  margin: 0.75rem 0;
  font-size: 0.95rem;
  color: var(--mist-white);
  line-height: 1.55;
}

.hero-card-meta {
  font-size: 0.8rem;
  color: var(--lagoon-teal);
}

/* Sections */
.section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4vw, 2.6rem);
  color: var(--pearl);
  margin: 0 0 1rem;
  max-width: 28ch;
  line-height: 1.2;
}

.section-intro {
  color: var(--fog-blue);
  max-width: 52ch;
  margin: 0 0 2.5rem;
}

.features {
  background: linear-gradient(180deg, transparent, rgba(14, 36, 56, 0.4) 20%, rgba(14, 36, 56, 0.4) 80%, transparent);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.feature-card {
  padding: 1.5rem;
  background: rgba(21, 45, 68, 0.55);
  border: 1px solid rgba(58, 143, 189, 0.28);
  border-radius: var(--radius);
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}

.feature-card:hover {
  border-color: rgba(82, 184, 173, 0.5);
  box-shadow: 0 8px 32px rgba(6, 15, 26, 0.4), 0 0 20px var(--glow-teal);
  transform: translateY(-2px);
}

.feature-num {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--brass-gold);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--pearl);
  margin: 0 0 0.65rem;
}

.feature-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--fog-blue);
  line-height: 1.6;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 2.5rem;
  align-items: start;
}

.about-copy p {
  color: var(--fog-blue);
  margin: 0 0 1rem;
}

.disclaimer {
  font-size: 0.9rem;
  padding: 1rem 1.15rem;
  background: rgba(26, 58, 82, 0.45);
  border-left: 3px solid var(--copper);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.disclaimer strong { color: var(--lantern); }

/* Privacy */
.privacy {
  background: rgba(6, 15, 26, 0.35);
  border-top: 1px solid rgba(58, 143, 189, 0.15);
  border-bottom: 1px solid rgba(58, 143, 189, 0.15);
}

.privacy-content h3 {
  font-family: var(--font-display);
  color: var(--sea-foam);
  font-size: 1.2rem;
  margin: 2rem 0 0.65rem;
}

.privacy-content p,
.privacy-content li {
  color: var(--fog-blue);
  max-width: 68ch;
}

.privacy-content ul {
  padding-left: 1.25rem;
  margin: 0.5rem 0 1rem;
}

.effective-date {
  font-size: 0.9rem;
  color: var(--lagoon-teal);
  margin-bottom: 1.5rem;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.contact-note { color: var(--fog-blue); max-width: 36ch; }
.contact-sla { font-size: 0.9rem; color: var(--lagoon-teal); }

.contact-cards {
  display: grid;
  gap: 1rem;
}

.contact-card {
  padding: 1.25rem 1.5rem;
  background: rgba(21, 45, 68, 0.6);
  border: 1px solid rgba(58, 143, 189, 0.3);
  border-radius: var(--radius);
}

.contact-label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--copper);
  margin-bottom: 0.35rem;
  font-weight: 600;
}

.contact-card a {
  font-weight: 500;
  font-size: 1.05rem;
}

.contact-card p {
  margin: 0;
  color: var(--mist-white);
  line-height: 1.5;
}

/* Footer */
.site-footer {
  padding: 2rem 0;
  border-top: 1px solid rgba(58, 143, 189, 0.15);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--fog-blue);
}

.footer-links {
  display: flex;
  gap: 1.25rem;
}

.footer-links a { color: var(--fog-blue); }
.footer-links a:hover { color: var(--pearl); }

/* Mobile */
@media (max-width: 900px) {
  .hero-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
    min-height: 260px;
  }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }

  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 1.25rem;
    gap: 0;
    background: rgba(6, 15, 26, 0.96);
    border-bottom: 1px solid rgba(58, 143, 189, 0.2);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s, opacity 0.3s;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a {
    padding: 0.85rem 0;
    border-bottom: 1px solid rgba(58, 143, 189, 0.12);
  }

  .site-nav .btn-sm {
    margin-top: 0.75rem;
    text-align: center;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero-stats { gap: 0.75rem; }
  .hero-stats li { flex: 1; min-width: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .compass-ring { animation: none; }
  .btn:hover, .feature-card:hover { transform: none; }
}