/* _shared.css — design tokens for four themes, base reset, typography */

/* Base reset */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.4;
  color: var(--text-primary);
  background: var(--page-bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px 16px 80px;
}
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
a { color: inherit; text-decoration: none; }
input, textarea { font: inherit; }
img { max-width: 100%; display: block; }

h1, h2, h3, h4, h5 {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.01em;
}

/* ===== Aurora Glass (default) ===== */
[data-theme="aurora"] {
  --page-bg: #F8F7FC;

  --screen-bg:
    radial-gradient(at 20% 10%, #E0E7FF 0%, transparent 50%),
    radial-gradient(at 80% 20%, #FED7AA 0%, transparent 45%),
    radial-gradient(at 50% 90%, #D1FAE5 0%, transparent 55%),
    #F5F3FF;

  --grain-overlay: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence baseFrequency='0.9' numOctaves='2' seed='5'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.04 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");

  --card-bg: rgba(255, 255, 255, 0.60);
  --card-border: rgba(255, 255, 255, 0.45);
  --card-shadow: 0 8px 32px rgba(80, 70, 200, 0.10);
  --card-radius: 24px;
  --card-blur: blur(20px);

  --pill-radius: 16px;
  --round-radius: 999px;

  --accent: #06B6D4;
  --accent-soft: rgba(6, 182, 212, 0.12);
  --accent-ring: rgba(6, 182, 212, 0.40);
  --danger: #EC4899;
  --success: #10B981;
  --warning: #F59E0B;

  --text-primary: rgba(26, 26, 46, 0.90);
  --text-secondary: rgba(26, 26, 46, 0.60);
  --text-tertiary: rgba(26, 26, 46, 0.40);
  --text-on-accent: #FFFFFF;

  --urgency-fresh: #10B981;
  --urgency-soon: #F59E0B;
  --urgency-urgent: #EF4444;

  --tabbar-bg: rgba(255, 255, 255, 0.75);
  --tabbar-border: rgba(0, 0, 0, 0.06);

  --input-bg: rgba(255, 255, 255, 0.70);
  --input-border: rgba(26, 26, 46, 0.12);
}

/* ===== Bento Grid ===== */
[data-theme="bento"] {
  --page-bg: #F2F2F2;
  --screen-bg: #FAFAFA;
  --grain-overlay: none;

  --card-bg: #FFFFFF;
  --card-border: rgba(0, 0, 0, 0.06);
  --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  --card-radius: 20px;
  --card-blur: none;

  --pill-radius: 12px;
  --round-radius: 999px;

  --accent: #4F46E5;
  --accent-soft: rgba(79, 70, 229, 0.10);
  --accent-ring: rgba(79, 70, 229, 0.45);
  --danger: #DC2626;
  --success: #16A34A;
  --warning: #D97706;

  --text-primary: #111111;
  --text-secondary: #555555;
  --text-tertiary: #999999;
  --text-on-accent: #FFFFFF;

  --urgency-fresh: #16A34A;
  --urgency-soon: #D97706;
  --urgency-urgent: #DC2626;

  --tabbar-bg: #FFFFFF;
  --tabbar-border: rgba(0, 0, 0, 0.08);

  --input-bg: #FFFFFF;
  --input-border: rgba(0, 0, 0, 0.10);
}

/* ===== Soft Clay ===== */
[data-theme="clay"] {
  --page-bg: #FFE5D9;
  --screen-bg: #FFE5D9;
  --grain-overlay: none;

  --card-bg: #FFF1E6;
  --card-border: rgba(255, 255, 255, 0.5);
  --card-shadow:
    8px 8px 20px rgba(180, 130, 100, 0.25),
    -6px -6px 18px rgba(255, 255, 255, 0.85);
  --card-radius: 32px;
  --card-blur: none;

  --pill-radius: 20px;
  --round-radius: 999px;

  --accent: #FF7A59;
  --accent-soft: rgba(255, 122, 89, 0.15);
  --accent-ring: rgba(255, 122, 89, 0.40);
  --danger: #E5484D;
  --success: #5BB97A;
  --warning: #E8A33D;

  --text-primary: #4A2C1F;
  --text-secondary: rgba(74, 44, 31, 0.65);
  --text-tertiary: rgba(74, 44, 31, 0.40);
  --text-on-accent: #FFFFFF;

  --urgency-fresh: #5BB97A;
  --urgency-soon: #E8A33D;
  --urgency-urgent: #E5484D;

  --tabbar-bg: #FFF1E6;
  --tabbar-border: rgba(74, 44, 31, 0.08);

  --input-bg: #FFF8F2;
  --input-border: rgba(74, 44, 31, 0.10);
}

/* ===== Material You ===== */
[data-theme="material"] {
  --page-bg: #F4EFF7;
  --screen-bg: #FEF7FF;
  --grain-overlay: none;

  --card-bg: #F7F2FA;
  --card-border: rgba(103, 80, 164, 0.08);
  --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  --card-radius: 16px;
  --card-blur: none;

  --pill-radius: 999px;
  --round-radius: 999px;

  --accent: #6750A4;
  --accent-soft: #EADDFF;
  --accent-ring: rgba(103, 80, 164, 0.45);
  --danger: #B3261E;
  --success: #146C2E;
  --warning: #B7621B;

  --text-primary: #1D1B20;
  --text-secondary: #49454F;
  --text-tertiary: #79747E;
  --text-on-accent: #FFFFFF;

  --urgency-fresh: #146C2E;
  --urgency-soon: #B7621B;
  --urgency-urgent: #B3261E;

  --tabbar-bg: #FEF7FF;
  --tabbar-border: rgba(0, 0, 0, 0.06);

  --input-bg: #FEF7FF;
  --input-border: rgba(0, 0, 0, 0.10);
}

/* Theme cross-fade for the Theme Picker */
.bezel, .screen, .tab-bar, .fab, .card, .btn-primary, .input, .home-indicator, .status-bar {
  transition:
    background-color 200ms ease,
    background 200ms ease,
    color 200ms ease,
    border-color 200ms ease,
    box-shadow 200ms ease;
}