/* TaliCompanion site styles
   Mirrors the iOS app's design system: warm-charcoal dark theme,
   ambient gradient glows, Bricolage Grotesque display + Inter Tight body,
   and the hero gradient (warm orange → red) for accents. */

:root {
  /* Palette — matches Tali.Palette in the iOS app. */
  --bg-0: #1c1813;        /* warm charcoal */
  --bg-1: #25201a;
  --bg-2: #2f2922;
  --fg-0: #f5f1ea;        /* off-white text */
  --fg-1: #b8b1a4;
  --fg-2: #847f74;
  --stroke-1: rgba(255, 255, 255, 0.08);

  /* Accents — hero gradient stops + brand glow. Mirrors the iOS
     design tokens in `Theme.swift` and `colors_and_type.css`. */
  --accent: #a6121c;
  --accent-warm: #ffb07a;
  --accent-orange: #ff6a1f;
  --accent-deep: #2b0509;
  --glow-purple: #8e7bff;

  /* Type stacks. The variable axis on Bricolage gets us optical sizing
     so the display font reads cleanly at both 48px and 18px. */
  --font-display: "Bricolage Grotesque", system-ui, -apple-system, sans-serif;
  --font-body: "Inter Tight", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg-0);
  color: var(--fg-0);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ----- Ambient glow blobs ----- */
/* Anchored to viewport corners, fixed so they don't scroll with content.
   Same effect as `AmbientGlowBlob` in the SwiftUI app. */
.glow {
  position: fixed;
  pointer-events: none;
  z-index: 0;
  filter: blur(80px);
  border-radius: 50%;
}
.glow-pink {
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  top: -180px;
  right: -160px;
  opacity: 0.20;
}
.glow-purple {
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, var(--glow-purple) 0%, transparent 70%);
  bottom: -120px;
  left: -120px;
  opacity: 0.16;
}

/* ----- Header ----- */
.site-header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 24px 8px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.brand-mark {
  display: inline-block;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  object-fit: contain;
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.02em;
  background: linear-gradient(
    135deg,
    var(--accent-orange),
    var(--accent),
    var(--accent-deep)
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.site-header nav {
  display: flex;
  gap: 24px;
}
.site-header nav a {
  color: var(--fg-1);
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  transition: color 150ms ease-out;
}
.site-header nav a:hover {
  color: var(--fg-0);
}

/* ----- Content ----- */
.content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

.content h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 56px;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 32px 0 18px;
  background: linear-gradient(
    135deg,
    #ffffff 0%,
    #ffe4d6 60%,
    var(--accent-warm) 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.content h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 26px;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 56px 0 14px;
  color: var(--fg-0);
}
.content h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  line-height: 1.3;
  margin: 32px 0 8px;
  color: var(--fg-0);
}

.content p,
.content li {
  color: var(--fg-1);
  line-height: 1.7;
  font-size: 16px;
}

.content > em:first-of-type,
.content > p > em:first-child {
  /* "Last updated: …" italic line — render as a quiet caption. */
  font-style: normal;
  color: var(--fg-2);
  font-size: 13px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.content strong {
  color: var(--fg-0);
  font-weight: 600;
}

.content a {
  color: var(--accent-warm);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color 150ms ease-out;
}
.content a:hover {
  color: var(--accent);
}

.content code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--fg-0);
}

.content blockquote {
  border-left: 2px solid var(--accent);
  padding-left: 16px;
  margin: 24px 0;
  color: var(--fg-1);
}

.content hr {
  border: none;
  border-top: 1px solid var(--stroke-1);
  margin: 56px 0 32px;
}

/* Lists with brand-accent dots instead of disc bullets. */
.content ul {
  padding-left: 0;
  list-style: none;
}
.content ul li {
  position: relative;
  padding-left: 22px;
  margin: 10px 0;
}
.content ul li::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 14px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.85;
}
.content ol {
  padding-left: 22px;
}
.content ol li {
  margin: 10px 0;
  padding-left: 4px;
}
.content ol li::marker {
  color: var(--accent);
  font-weight: 600;
  font-family: var(--font-mono);
}

/* ----- Buttons / CTAs ----- */
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 40px;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  text-decoration: none !important;
  font-weight: 600;
  font-size: 15px;
  font-family: var(--font-body);
  letter-spacing: -0.01em;
  transition:
    opacity 150ms ease-out,
    transform 150ms ease-out;
  border: 1px solid transparent;
}
.cta:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.cta-primary {
  background: linear-gradient(
    135deg,
    var(--accent-orange) 0%,
    var(--accent) 60%,
    var(--accent-deep) 100%
  );
  color: #fff !important;
  box-shadow: 0 6px 24px rgba(255, 61, 90, 0.20);
}

.cta-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--fg-0) !important;
  border: 1px solid var(--stroke-1);
}

.cta-disabled {
  background: rgba(255, 255, 255, 0.03);
  color: var(--fg-2) !important;
  border: 1px solid var(--stroke-1);
  cursor: default;
  pointer-events: none;
}

/* ----- Footer ----- */
.site-footer {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 24px 48px;
  border-top: 1px solid var(--stroke-1);
  margin-top: 32px;
}
.site-footer p {
  color: var(--fg-2);
  font-size: 12px;
  line-height: 1.6;
  margin: 0;
}

/* ----- Responsive ----- */
@media (max-width: 600px) {
  .content h1 { font-size: 40px; }
  .content h2 { font-size: 22px; margin-top: 40px; }
  .content { padding: 16px 18px 48px; }
  .site-header { padding: 18px; }
  .site-header nav { gap: 18px; }
  .site-header nav a { font-size: 13px; }
  .glow-pink { width: 320px; height: 320px; }
  .glow-purple { width: 240px; height: 240px; }
}