/* theme.css - Shared design tokens & base components (opencode.ai brand).
   Values extracted from opencode.ai's live CSS custom properties:
   warm near-black surfaces, monospace type, iOS-blue accent, flat (no shadows/gradients). */

/* Bundled IBM Plex Mono (latin subset) so the monospace look is consistent everywhere */
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/ibm-plex-mono-400.woff2') format('woff2');
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/ibm-plex-mono-500.woff2') format('woff2');
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/ibm-plex-mono-600.woff2') format('woff2');
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('fonts/ibm-plex-mono-700.woff2') format('woff2');
}

:root {
  /* Surfaces */
  --bg: #0c0c0e;
  --bg-content: #131010;
  --surface: #161618;
  --surface-hover: #1c1c1f;
  --border: #38383a;
  --border-muted: #2c2c2e;

  /* Text */
  --text: #f2eded;
  --text-secondary: #b8b2b2;
  --text-muted: #a1a1a6;
  --text-disabled: #68686f;

  /* Accent - desaturated steel blue (low-saturation brand tone) */
  --primary: #6a8fc0;
  --primary-hover: #5576a6;
  --primary-active: #476491;

  /* Semantic - muted variants */
  --success: #57a06b;
  --warning: #d69b3c;
  --danger: #cc6f66;

  /* Time reminder - peak uses a dark red to stand out */
  --peak: #b04a4a;

  /* Typography - opencode uses a monospace stack for everything */
  --font-mono: "Berkeley Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  /* Radius - small, terminal-like */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  line-height: 1.5;
}

/* Dark scrollbars (Firefox + WebKit) consistent with the flat theme */
* { scrollbar-width: thin; scrollbar-color: var(--border) transparent; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-disabled); }

/* ---------- Buttons (flat, no gradients/shadows) ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.2;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.btn-block { display: block; width: 100%; }

/* Primary = inverted (off-white fill, dark text) - opencode's CTA style */
.btn-primary { background: var(--text); color: var(--bg); }
.btn-primary:hover:not(:disabled) { background: #ffffff; }
.btn-primary:active:not(:disabled) { background: #d9d4d4; }

/* Secondary = dark fill + hairline border */
.btn-secondary { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn-secondary:hover:not(:disabled) { background: var(--surface-hover); }

/* Danger = translucent red */
.btn-danger { background: rgba(204, 111, 102, 0.12); color: #d99c96; border-color: rgba(204, 111, 102, 0.35); }
.btn-danger:hover:not(:disabled) { background: rgba(204, 111, 102, 0.2); }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

/* ---------- Badges ---------- */
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  background: rgba(106, 143, 192, 0.12);
  color: var(--primary);
  border: 1px solid rgba(106, 143, 192, 0.3);
}

/* ---------- Inputs / selects ---------- */
.input {
  background: var(--bg-content);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 9px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(106, 143, 192, 0.15);
}
.input::placeholder { color: var(--text-disabled); }