/* leomi.css — Shared design system for Leomi landing pages
   Light mode default, dark mode via prefers-color-scheme.
   Variable names from leomi-brand-guidelines.html. */

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

/* ── Light mode (default) ─────────────────────── */
:root {
  /* Tawny (Primary) */
  --tawny-50: #FEFAF6; --tawny-100: #FDF3E7; --tawny-200: #FBE5CC;
  --tawny-300: #F6D0A6; --tawny-400: #E8B06A; --tawny-500: #D4944A;
  --tawny-600: #C07A34; --tawny-700: #A0612C; --tawny-800: #7D4C24;
  --tawny-900: #5C391C;

  /* Flamingo (Accent) */
  --flamingo-50: #FFF0F3; --flamingo-100: #FFE0E8; --flamingo-200: #FFB8CC;
  --flamingo-300: #FF8AAF; --flamingo-400: #FF5C8A; --flamingo-500: #F43F6F;
  --flamingo-600: #E11D55; --flamingo-700: #BE1548; --flamingo-800: #9A1240;
  --flamingo-900: #7A1038;

  /* Savanna (Success) */
  --savanna-50: #F7FAF5; --savanna-100: #E8F3E0; --savanna-200: #D0E6C2;
  --savanna-300: #A8D18E; --savanna-400: #7CB95A; --savanna-500: #5A9A3D;
  --savanna-600: #467C2F; --savanna-700: #386427; --savanna-800: #2D4F20;
  --savanna-900: #243F1A;

  /* Earth (Warm Neutrals) */
  --cream-50: #FEFDFB; --cream-100: #FDFAF5; --cream-200: #F8F2E8;
  --cream-300: #F0E4D4; --sand-400: #D4C4B0; --sand-500: #B5A08A;
  --earth-600: #8A7462; --earth-700: #6B5A4A; --earth-800: #4A3F35;
  --earth-900: #2D2620;

  /* Night (Neutral Gray) */
  --night-50: #F6F6F6; --night-100: #E7E7E7; --night-200: #D1D1D1;
  --night-300: #B0B0B0; --night-400: #888888; --night-500: #6D6D6D;
  --night-600: #5D5D5D; --night-700: #4F4F4F; --night-800: #454545;
  --night-900: #3D3D3D; --night-950: #1A1A1A;

  /* Convenience aliases */
  --primary: var(--tawny-500);
  --accent: var(--flamingo-500);
  --background: var(--cream-100);
  --surface: #FFFFFF;
  --dark: var(--earth-900);
  --success: var(--savanna-500);

  /* Dark mode base colors */
  --dark-bg: #1E1914;
  --dark-surface: #2A231E;

  /* Font */
  --font: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Shadows (earth-900-based for light mode) */
  --shadow: 0 4px 20px rgba(45, 38, 32, 0.06);
  --shadow-lg: 0 12px 40px rgba(45, 38, 32, 0.10);

  /* ── Semantic aliases (what components reference) ── */
  --page-bg: var(--cream-100);
  --card-bg: #FFFFFF;
  --card-border: rgba(240, 228, 212, 0.6);
  --card-shadow: none;
  --card-shadow-hover: 0 8px 24px rgba(58, 48, 40, 0.06);
  --text-primary: var(--earth-900);
  --text-secondary: var(--earth-700);
  --heading-accent: var(--earth-900);
  --icon-accent: inherit;
  --link-color: var(--tawny-500);
  --link-hover: var(--flamingo-500);
  --top-bar-bg: var(--flamingo-500);
  --top-bar-color: #FFFFFF;
}

/* ── Dark mode ────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  :root {
    --page-bg: var(--dark-bg);
    --card-bg: var(--dark-surface);
    --card-border: rgba(255, 255, 255, 0.08);
    --card-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    --card-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.3);
    --text-primary: var(--night-100);
    --text-secondary: var(--night-400);
    --heading-accent: var(--tawny-300);
    --icon-accent: var(--flamingo-400);
    --link-color: var(--tawny-300);
    --link-hover: var(--flamingo-400);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.3);
    --top-bar-bg: var(--dark-surface);
    --top-bar-color: var(--flamingo-400);
  }

  /* SVG logo: bump opacity and lighten text for dark backgrounds */
  .logo-mark svg > circle:first-of-type { fill-opacity: 0.2; }
  .logo-mark svg > circle:nth-of-type(2) { fill-opacity: 0.3; }
  .logo-mark svg text { fill: var(--tawny-300); }

  /* Warm glow: softer gradient on dark backgrounds */
  .warm-glow::before {
    background: radial-gradient(ellipse at 30% 20%, rgba(246, 208, 166, 0.08) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 80%, rgba(255, 92, 138, 0.05) 0%, transparent 50%);
  }
}

/* ── Shared base styles ───────────────────────── */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background-color: var(--page-bg);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.tm {
  font-size: 0.6em;
  vertical-align: super;
}

.top-bar {
  background: var(--top-bar-bg);
  color: var(--top-bar-color);
  text-align: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.top-bar a {
  color: inherit;
  text-decoration: none;
}

.logo-mark {
  width: 80px;
  height: 80px;
  margin-bottom: 2rem;
}

.logo-mark svg {
  width: 100%;
  height: 100%;
}

footer {
  padding: 2rem 1.5rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
  opacity: 0.5;
}

/* ── Warm glow background ─────────────────────── */
/* Shared radial gradient overlay for hero/confirmation sections */
.warm-glow {
  position: relative;
  overflow: hidden;
}

.warm-glow::before {
  content: '';
  position: absolute;
  top: -40%;
  left: -20%;
  width: 140%;
  height: 140%;
  background: radial-gradient(ellipse at 30% 20%, rgba(212, 148, 74, 0.12) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 80%, rgba(244, 63, 111, 0.06) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

.warm-glow > * {
  position: relative;
  z-index: 1;
}

/* ── Shared card pattern ──────────────────────── */
.card {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 2rem 2.5rem;
  border: 1px solid var(--card-border);
  box-shadow: var(--card-shadow);
  max-width: 480px;
  width: 100%;
  text-align: left;
  margin-bottom: 2.5rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--card-shadow-hover);
}

/* ── Shared benefit pattern ───────────────────── */
.benefit {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  margin-bottom: 0.85rem;
}

.benefit:last-child {
  margin-bottom: 0;
}

.benefit-icon {
  flex-shrink: 0;
  width: 20px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--icon-accent);
}

.benefit p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.benefit p strong {
  color: var(--heading-accent);
}