/* Stridos Design System — from constants/themes.ts (4 themes, 28 tokens each) */

:root, [data-theme="stridos-light"] {
  --bg: #020202;
  --surface: #FFFFFF;
  --surface-alt: #F2EFE7;  /* stone */
  --surface-elev: #FFFFFF;

  --text: #020202;
  --text-secondary: #52504A;
  --text-muted: #908E87;
  --text-inverse: #020202;

  --border: #E5E1D6;
  --border-strong: #CFC9B8;

  --accent: #7A8F6B;       /* sage */
  --accent-soft: #E4EADB;
  --accent-muted: #BCC9A9;
  --accent-ink: #3A4A2F;
  --accent-contrast: #FFFFFF;

  --success: #3F8F5C;
  --success-soft: #E0EEDD;
  --warning: #7DD3FC;
  --warning-soft: rgba(125,211,252,0.14);
  --danger: #B14B3F;
  --danger-soft: #F3DDD8;

  --info: #5A7FA5;
  --info-soft: #DCE6F0;

  --overlay: rgba(30,28,24,.45);
  --shadow-sm: 0 1px 2px rgba(30,28,24,.04), 0 1px 1px rgba(30,28,24,.04);
  --shadow-md: 0 4px 14px rgba(30,28,24,.06), 0 2px 4px rgba(30,28,24,.04);
  --shadow-lg: 0 16px 48px rgba(30,28,24,.09), 0 4px 12px rgba(30,28,24,.05);
}

[data-theme="stridos-dark"] {
  --bg: #020202;
  --surface: rgba(255,255,255,0.045);
  --surface-alt: rgba(255,255,255,0.065);
  --surface-elev: rgba(255,255,255,0.085);

  --text: #FAFAFA;
  --text-secondary: rgba(250,250,250,0.72);
  --text-muted: rgba(250,250,250,0.52);
  --text-inverse: #020202;

  --border: rgba(255,255,255,0.10);
  --border-strong: rgba(255,255,255,0.18);

  --success: #34D399;
  --success-soft: rgba(52,211,153,0.16);

  --warning: #7DD3FC;
  --warning-soft: rgba(125,211,252,0.14);

  --info: #7DD3FC;
  --info-soft: rgba(125,211,252,0.14);

  --overlay: rgba(0,0,0,0.72);

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.40);
  --shadow-md: 0 18px 50px rgba(0,0,0,0.34);
  --shadow-lg: 0 40px 120px rgba(0,0,0,0.52);
}

[data-theme="notion-neutral"] {
  --bg: #FFFFFF;
  --surface: #FFFFFF;
  --surface-alt: #F7F6F3;
  --surface-elev: #FFFFFF;

  --text: #191918;
  --text-secondary: #50504E;
  --text-muted: #8A8A87;
  --text-inverse: #FFFFFF;

  --border: #E9E8E4;
  --border-strong: #CFCEC9;

  --accent: #2F2F2E;
  --accent-soft: #EDECE8;
  --accent-muted: #9C9B97;
  --accent-ink: #191918;
  --accent-contrast: #FFFFFF;

  --success: #2F7A4F;
  --success-soft: #E3F0E4;
  --warning: #B0832A;
  --warning-soft: #F6EDD4;
  --danger: #A83B30;
  --danger-soft: #F4DBD7;

  --info: #476D99;
  --info-soft: #E1E8F1;

  --overlay: rgba(25,25,24,.5);
  --shadow-sm: 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 14px rgba(0,0,0,.06);
  --shadow-lg: 0 14px 40px rgba(0,0,0,.08);
}

[data-theme="stripe-mineral"] {
  --bg: #F6F6F4;
  --surface: #FFFFFF;
  --surface-alt: #EEEEEA;
  --surface-elev: #FFFFFF;

  --text: #1A1F29;
  --text-secondary: #495366;
  --text-muted: #8C93A1;
  --text-inverse: #FFFFFF;

  --border: #E3E4DF;
  --border-strong: #CACCC4;

  --accent: #5B77A9;   /* default */
  --accent-soft: #E2E8F1;
  --accent-muted: #A7B3C9;
  --accent-ink: #2A3A56;
  --accent-contrast: #FFFFFF;

  --success: #2C8161;
  --success-soft: #DDEEE6;
  --warning: #BF8A2A;
  --warning-soft: #F7ECD4;
  --danger: #B8483C;
  --danger-soft: #F3DCD8;

  --info: #5B77A9;
  --info-soft: #E2E8F1;

  --overlay: rgba(26,31,41,.5);
  --shadow-sm: 0 1px 2px rgba(26,31,41,.05);
  --shadow-md: 0 6px 18px rgba(26,31,41,.07);
  --shadow-lg: 0 16px 48px rgba(26,31,41,.1);
}

/* Accent overrides via Tweaks */
[data-accent="sage"]        { --accent:#7A8F6B; --accent-soft:#E4EADB; --accent-muted:#BCC9A9; --accent-ink:#3A4A2F; --accent-gradient: linear-gradient(135deg,#7A8F6B,#5C7050); }
[data-accent="indigo"]      { --accent:#5B63C7; --accent-soft:#E5E6F4; --accent-muted:#A5A8D8; --accent-ink:#2C327A; --accent-gradient: linear-gradient(135deg,#5B63C7,#3D44A8); }
[data-accent="mineral"]     { --accent:#5B77A9; --accent-soft:#E2E8F1; --accent-muted:#A7B3C9; --accent-ink:#2A3A56; --accent-gradient: linear-gradient(135deg,#5B77A9,#3A5A8A); }
[data-accent="clay"]        { --accent:#B87A5B; --accent-soft:#F2E3D9; --accent-muted:#D8B79E; --accent-ink:#6B3E25; --accent-gradient: linear-gradient(135deg,#B87A5B,#96553A); }

[data-accent="monochrome-ai"] {
  --accent: #FAFAFA;
  --accent-primary: #FAFAFA;
  --accent-strong: #E5E7EB;
  --accent-soft: rgba(255,255,255,0.10);
  --accent-muted: rgba(255,255,255,0.42);
  --accent-ink: #FFFFFF;
  --accent-contrast: #020202;

  --accent-ai: #7DD3FC;
  --accent-ai-strong: #38BDF8;
  --accent-ai-soft: rgba(125,211,252,0.14);
  --accent-violet-soft: rgba(167,139,250,0.08);

  --accent-gradient: linear-gradient(135deg, #FFFFFF 0%, #E5E7EB 48%, #A3A3A3 100%);
  --accent-glow: 0 0 54px rgba(125,211,252,0.18);
}

/* Type + base */
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-feature-settings: 'ss01', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}
* { box-sizing: border-box; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }

.serif { font-family: 'Instrument Serif', 'Times New Roman', Georgia, serif; font-style: normal; }
.mono { font-family: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace; }

/* Shared primitives reused across variants */
.eyebrow {
  display: inline-flex; align-items:center; gap: 8px;
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-secondary); font-weight: 600;
}
.eyebrow::before{
  content:''; width:18px; height:1px; background:currentColor; opacity:.6;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 22px; border-radius: 12px; font-weight: 600; font-size: 15px;
  border: 1px solid transparent; transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--accent-contrast); }
.btn-primary:hover { box-shadow: var(--shadow-md); }
.btn-secondary { background: var(--surface); color: var(--text); border-color: var(--border-strong); }
.btn-ghost { color: var(--text); }