/* ============================================================================
   StrokeIQ Suite — Unified Design System
   Source of truth: StrokeIQ desktop (apps/strokeiq)
   Use across all beta apps (NOT StrokeIQ mobile, NOT CrewCraft).
   Each app keeps its own --app-accent so it stays recognizable.
   ============================================================================ */

:root {
  /* Brand */
  --primary:        #E88D67;   /* peach — StrokeIQ signature */
  --primary-strong: #D86A28;   /* deep orange for emphasis */
  --accent:         #67B2E8;   /* cool blue */
  --accent-strong:  #2586C4;
  --success:        #67E8A2;
  --warning:        #E8C867;
  --error:          #E86767;

  /* Per-app accent — override in each app to keep it recognizable */
  --app-accent:     var(--primary);

  /* Surfaces (light) */
  --bg-start:       #FFFFFF;
  --bg-end:         #F8FAFC;
  --warm-glow:      rgba(216, 106, 40, 0.08);
  --cool-glow:      rgba(37, 134, 196, 0.06);
  --card-bg:        #FFFFFF;
  --card-border:    #E6EBF0;
  --surface-2:      #FAFBFC;

  /* Text */
  --text:           #282D32;
  --text-muted:     #8C9196;
  --text-on-accent: #FFFFFF;

  /* Type */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --text-xs: 0.72rem;
  --text-sm: 0.85rem;
  --text-md: 0.95rem;
  --text-lg: 1.1rem;
  --text-xl: 1.35rem;
  --text-2xl: 1.9rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.4rem;
  --space-3: 0.6rem;
  --space-4: 0.85rem;
  --space-5: 1.1rem;
  --space-6: 1.4rem;
  --space-7: 2rem;

  /* Radius + shadow */
  --radius-sm: 8px;
  --radius:    14px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow:    0 10px 30px -18px rgba(15, 23, 42, 0.45);
  --shadow-lg: 0 24px 50px -28px rgba(15, 23, 42, 0.55);

  /* Safe area */
  --safe-top:    env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

[data-theme="dark"] {
  --bg-start:    #202124;
  --bg-end:      #292A2D;
  --warm-glow:   rgba(230, 136, 76, 0.16);
  --cool-glow:   rgba(86, 168, 221, 0.14);
  --card-bg:     #26282B;
  --card-border: #36383C;
  --surface-2:   #202124;
  --text:        #ECEFF2;
  --text-muted:  #9AA0A6;
  --shadow:      0 10px 30px -18px rgba(0, 0, 0, 0.7);
  --shadow-lg:   0 24px 50px -28px rgba(0, 0, 0, 0.8);
}

/* ── Base ───────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

body.siq {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: linear-gradient(180deg, var(--bg-start) 0%, var(--bg-end) 100%);
  background-attachment: fixed;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  position: relative;
}
body.siq::before {
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(circle at 30% 25%, var(--warm-glow), transparent 60%),
    radial-gradient(circle at 75% 70%, var(--cool-glow), transparent 60%);
}

/* ── Top bar ────────────────────────────────────────────────────────────── */
.siq-topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  padding-top: calc(var(--space-4) + var(--safe-top));
  border-bottom: 1px solid var(--card-border);
  background: color-mix(in srgb, var(--card-bg) 80%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  position: sticky; top: 0; z-index: 50;
}
.siq-logo {
  font-weight: 800; font-size: var(--text-lg); letter-spacing: 0.06em;
  color: var(--text); text-decoration: none; text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 2px;
}
.siq-logo span { color: var(--primary-strong); }
.siq-appname {
  font-weight: 600; font-size: var(--text-sm); color: var(--text-muted);
  padding-left: var(--space-3); margin-left: var(--space-3);
  border-left: 1px solid var(--card-border);
}
.siq-actions { display: flex; align-items: center; gap: var(--space-2); }

/* ── Buttons ────────────────────────────────────────────────────────────── */
.siq-btn {
  font: inherit; font-weight: 600; font-size: var(--text-sm);
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 0.55rem 0.95rem; border-radius: var(--radius-sm);
  border: 1px solid var(--card-border); background: var(--card-bg);
  color: var(--text); cursor: pointer; transition: all 0.15s ease;
}
.siq-btn:hover { border-color: var(--app-accent); color: var(--app-accent); }
.siq-btn-primary {
  background: linear-gradient(135deg, var(--app-accent), color-mix(in srgb, var(--app-accent) 70%, #000 12%));
  border-color: transparent; color: var(--text-on-accent);
}
.siq-btn-primary:hover { filter: brightness(1.05); color: var(--text-on-accent); }
.siq-icon-btn {
  width: 40px; height: 40px; display: grid; place-items: center;
  border-radius: var(--radius-sm); border: 1px solid var(--card-border);
  background: var(--card-bg); color: var(--text); cursor: pointer;
  transition: all 0.15s ease;
}
.siq-icon-btn:hover { border-color: var(--app-accent); color: var(--app-accent); }
.siq-icon-btn svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 2; }

/* ── Cards ──────────────────────────────────────────────────────────────── */
.siq-card {
  background: var(--card-bg); border: 1px solid var(--card-border);
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
  padding: var(--space-5);
}
.siq-card-accent { border-top: 3px solid var(--app-accent); }

.siq-grid {
  display: grid; gap: var(--space-5);
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

/* ── Tool tiles (Toolbox / launchers) ───────────────────────────────────── */
.siq-tile {
  display: flex; flex-direction: column; gap: var(--space-3);
  background: var(--card-bg); border: 1px solid var(--card-border);
  border-top: 3px solid var(--tile-c, var(--app-accent));
  border-radius: var(--radius); padding: var(--space-5);
  text-decoration: none; color: var(--text);
  box-shadow: var(--shadow-sm); transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.siq-tile:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.siq-tile-icon {
  width: 44px; height: 44px; display: grid; place-items: center;
  border-radius: 12px; color: var(--tile-c, var(--app-accent));
  background: color-mix(in srgb, var(--tile-c, var(--app-accent)) 14%, transparent);
}
.siq-tile-icon svg { width: 24px; height: 24px; stroke: currentColor; fill: none; stroke-width: 2; }
.siq-tile-name { font-weight: 700; font-size: var(--text-lg); }
.siq-tile-cat { font-size: var(--text-xs); color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; }

/* ── Badges ─────────────────────────────────────────────────────────────── */
.siq-badge {
  font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.04em;
  padding: 2px 8px; border-radius: 999px; text-transform: uppercase;
}
.siq-badge-live { background: color-mix(in srgb, var(--success) 25%, transparent); color: #1f7a4d; }
.siq-badge-beta { background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--accent-strong); }

/* ── Layout helpers ─────────────────────────────────────────────────────── */
.siq-main { max-width: 1100px; margin: 0 auto; padding: var(--space-7) var(--space-6); }
.siq-title { font-size: var(--text-2xl); font-weight: 800; margin: 0 0 var(--space-2); }
.siq-subtitle { color: var(--text-muted); margin: 0 0 var(--space-6); }

/* Theme toggle icon swap */
[data-theme="dark"] .siq-icon-sun  { display: block; }
[data-theme="dark"] .siq-icon-moon { display: none; }
.siq-icon-sun  { display: none; }
.siq-icon-moon { display: block; }