/* Aimfelt landing — palette from AppColors.swift */

:root {
  --hall-base: #141022;
  --velvet-deep: #2e1a4a;
  --velvet-purple: #7b5ba8;
  --velvet-bright: #b89fde;
  --velvet-glow: #9b7acf;
  --felt-deep: #0e2a22;
  --felt-mid: #165a42;
  --felt-bright: #2e8b62;
  --felt-glow: #3dad78;
  --brass: #c4a060;
  --brass-bright: #e8d5a8;
  --brass-deep: #8a6b3a;
  --chalk-ivory: #f3ede0;
  --chalk-warm: #e8dfc8;
  --text-secondary: #aea3c4;
  --text-tertiary: #716885;
  --surface-card: #1c1834;
  --surface-elevated: #262040;
  --maroon: #8b2432;
  --font-display: "Playfair Display", Georgia, serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --radius: 16px;
  --radius-sm: 12px;
  --header-h: 72px;
  --container: min(1100px, calc(100% - 2rem));
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  font-family: var(--font-body);
  background: var(--hall-base);
  color: var(--chalk-ivory);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--brass-bright); text-decoration: none; transition: color 0.2s, opacity 0.2s, border-color 0.2s, background 0.2s; }
a:hover { color: var(--velvet-bright); }

.container { width: var(--container); margin-inline: auto; }

/* Atmosphere */
.glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(110px);
  pointer-events: none;
  z-index: -2;
}

.glow--brass {
  width: 480px;
  height: 480px;
  top: -140px;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(196, 160, 96, 0.16), transparent 70%);
}

.glow--velvet {
  width: 420px;
  height: 420px;
  top: 28%;
  left: -120px;
  background: radial-gradient(circle, rgba(155, 122, 207, 0.18), transparent 70%);
}

.glow--felt {
  width: 360px;
  height: 360px;
  bottom: 10%;
  right: -80px;
  background: radial-gradient(circle, rgba(46, 139, 98, 0.12), transparent 70%);
}

.felt-noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.04;
  background-image: radial-gradient(circle at 20% 30%, rgba(255,255,255,0.5) 0.6px, transparent 0.8px),
    radial-gradient(circle at 70% 60%, rgba(255,255,255,0.4) 0.5px, transparent 0.7px),
    radial-gradient(circle at 40% 80%, rgba(255,255,255,0.35) 0.5px, transparent 0.7px);
  background-size: 128px 128px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(20, 16, 34, 0.82);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(184, 159, 222, 0.14);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--chalk-ivory);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
}

.logo:hover { color: var(--brass-bright); }

.logo-mark {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #fff, var(--chalk-ivory) 45%, #cfc6b4 100%);
  box-shadow: 0 0 12px rgba(196, 160, 96, 0.45);
  flex-shrink: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
}

.site-nav a {
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 500;
}

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

.nav-cta {
  padding: 0.45rem 1rem;
  border-radius: 999px;
  background: rgba(196, 160, 96, 0.12);
  border: 1px solid rgba(196, 160, 96, 0.4);
  color: var(--brass-bright) !important;
}

.nav-cta:hover {
  background: rgba(196, 160, 96, 0.22);
  color: var(--chalk-ivory) !important;
}

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

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

.nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */
.hero {
  padding: clamp(3.5rem, 10vw, 6.5rem) 0 clamp(3rem, 8vw, 5rem);
  position: relative;
}

.hero-inner { max-width: 720px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--felt-glow);
  box-shadow: 0 0 0 0 rgba(61, 173, 120, 0.5);
  animation: pulse 1.8s ease-out infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(61, 173, 120, 0.45); }
  70% { box-shadow: 0 0 0 10px rgba(61, 173, 120, 0); }
  100% { box-shadow: 0 0 0 0 rgba(61, 173, 120, 0); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 4.4rem);
  line-height: 1.05;
  background: linear-gradient(120deg, var(--brass), var(--velvet-bright), var(--brass-bright), var(--velvet-purple));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0.35rem;
}

.hero-tagline {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 3vw, 1.45rem);
  color: var(--chalk-warm);
  margin-bottom: 0.75rem;
}

.hero-subtitle {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--brass);
  margin-bottom: 1rem;
}

.hero-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 38rem;
  margin-bottom: 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 1.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.35rem;
  border-radius: 13px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
}

.btn-icon { width: 18px; height: 18px; }

.btn-primary {
  background: linear-gradient(135deg, #d4b878, var(--brass-bright), #b8924e);
  color: #24140c;
  box-shadow: 0 8px 28px rgba(196, 160, 96, 0.28);
}

.btn-primary:hover {
  color: #24140c;
  opacity: 0.92;
}

.btn-ghost {
  background: rgba(38, 32, 64, 0.65);
  border-color: rgba(184, 159, 222, 0.35);
  color: var(--chalk-ivory);
}

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

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  background: rgba(28, 24, 52, 0.85);
  border: 1px solid rgba(184, 159, 222, 0.22);
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.stat-num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--brass-bright);
}

/* Sections */
.section {
  padding: clamp(3.5rem, 8vw, 5.5rem) 0;
}

.section-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4vw, 2.35rem);
  line-height: 1.2;
  color: var(--chalk-ivory);
  margin-bottom: 0.85rem;
  max-width: 22ch;
}

.section-lead {
  color: var(--text-secondary);
  max-width: 42rem;
  margin-bottom: 2rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.feature-card {
  background: linear-gradient(145deg, rgba(38, 32, 64, 0.95), rgba(28, 24, 52, 0.92), rgba(46, 26, 74, 0.45));
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 1.35rem 1.25rem;
  background-clip: padding-box;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  position: relative;
}

.feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(184, 159, 222, 0.45), rgba(123, 91, 168, 0.35), rgba(196, 160, 96, 0.35), rgba(46, 139, 98, 0.15));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.feature-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--velvet-bright);
  margin-bottom: 0.65rem;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--chalk-ivory);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* About */
.section--about {
  background: linear-gradient(180deg, transparent, rgba(46, 26, 74, 0.28), transparent);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: start;
}

.about-copy p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.disclaimer {
  margin-top: 1.25rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--brass);
  background: rgba(28, 24, 52, 0.7);
  color: var(--text-tertiary) !important;
  font-size: 0.92rem;
}

.about-panel {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface-card);
  border: 1px solid rgba(196, 160, 96, 0.28);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.panel-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  background: rgba(38, 32, 64, 0.95);
  border-bottom: 1px solid rgba(184, 159, 222, 0.15);
}

.panel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--maroon);
  box-shadow: 0 0 8px rgba(139, 36, 50, 0.6);
}

.panel-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.panel-body {
  padding: 1.15rem 1.2rem 1.35rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--chalk-warm);
  overflow-x: auto;
}

.t-brass { color: var(--brass-bright); }
.t-felt { color: var(--felt-glow); }
.t-velvet { color: var(--velvet-bright); }
.t-ivory { color: var(--chalk-ivory); }
.t-muted { color: var(--text-tertiary); }

/* Privacy */
.privacy-meta {
  color: var(--text-tertiary);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.policy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.policy-card {
  background: rgba(28, 24, 52, 0.88);
  border: 1px solid rgba(184, 159, 222, 0.18);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.policy-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 0.65rem;
  color: var(--brass-bright);
}

.policy-card p,
.policy-card li {
  color: var(--text-secondary);
  font-size: 0.94rem;
}

.policy-card p + p,
.policy-card ul {
  margin-top: 0.65rem;
}

.policy-card ul {
  padding-left: 1.15rem;
}

.policy-card li { margin-bottom: 0.35rem; }

/* Contact */
.section--contact {
  background: linear-gradient(180deg, transparent, rgba(14, 42, 34, 0.25), transparent);
}

.contact-note {
  color: var(--text-tertiary);
  margin-bottom: 1.5rem;
  font-size: 0.92rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.contact-card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.25rem;
  border-radius: var(--radius);
  background: rgba(28, 24, 52, 0.9);
  border: 1px solid rgba(196, 160, 96, 0.28);
  color: inherit;
}

.contact-card:hover {
  border-color: var(--brass);
  background: rgba(38, 32, 64, 0.95);
}

.contact-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.contact-value {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--brass-bright);
}

/* Footer */
.site-footer {
  border-top: 1px solid rgba(184, 159, 222, 0.12);
  padding: 1.75rem 0 2.25rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 700;
}

.footer-copy {
  color: var(--text-tertiary);
  font-size: 0.88rem;
}

.footer-nav {
  display: flex;
  gap: 1.1rem;
}

.footer-nav a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

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

/* Responsive */
@media (max-width: 900px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
}

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

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.75rem 1rem 1.25rem;
    background: rgba(20, 16, 34, 0.96);
    border-bottom: 1px solid rgba(184, 159, 222, 0.16);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.28s ease, opacity 0.28s ease;
  }

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

  .site-nav a {
    padding: 0.85rem 0.5rem;
    border-bottom: 1px solid rgba(184, 159, 222, 0.1);
  }

  .nav-cta {
    margin-top: 0.5rem;
    text-align: center;
    justify-content: center;
  }

  .feature-grid,
  .policy-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .section-title { max-width: none; }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .pulse-dot { animation: none; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}