/* ═══════════════════════════════════════════════════════════════════════════
   stefanOS UI Kit — components.css
   ───────────────────────────────────────────────────────────────────────────
   Buttons, badges, inputs, cards, toggles, and the shared structural patterns.
   All components consume tokens from colors_and_type.css.
   ═══════════════════════════════════════════════════════════════════════════ */

/* ─── Cards ──────────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  box-shadow: var(--card-shadow);
  transition: box-shadow 200ms ease, transform 200ms ease, background 200ms ease;
}
.card.card-hero    { border-radius: var(--radius-xl); padding: 32px 36px; }
.card.card-compact { padding: 16px 20px; }

.card-interactive { cursor: pointer; }
.card-interactive:hover {
  transform: translateY(-1px);
  box-shadow: var(--card-hover-shadow);
}
.card-interactive:active { transform: translateY(0); }

/* Card header pattern */
.card-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 16px; margin-bottom: 12px;
}
.card-title { font-size: 16px; font-weight: 600; color: var(--text); letter-spacing: -0.005em; }
.card-caption {
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  color: var(--text-faint); letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 6px;
}

/* ─── Badges ─────────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  font-family: var(--font-body); font-size: 12px; font-weight: 500;
  border-radius: 999px;
  line-height: 1.2;
}
.badge-sm { font-size: 11px; padding: 3px 9px; }
.badge-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }

.badge-neutral  { background: var(--surface-2);      color: var(--text-muted); }
.badge-neutral  .badge-dot { background: var(--text-muted); }
.badge-accent   { background: var(--accent-subtle);  color: var(--accent);  }
.badge-accent   .badge-dot { background: var(--accent); }
.badge-success  { background: var(--success-subtle); color: var(--success); }
.badge-success  .badge-dot { background: var(--success); }
.badge-warning  { background: var(--warning-subtle); color: var(--warning); }
.badge-warning  .badge-dot { background: var(--warning); }
.badge-danger   { background: var(--danger-subtle);  color: var(--danger);  }
.badge-danger   .badge-dot { background: var(--danger); }
.badge-personal { background: var(--personal-subtle); color: var(--personal); }
.badge-personal .badge-dot { background: var(--personal); }

/* Live / heartbeat badge */
.badge-live { background: var(--accent-subtle); color: var(--accent); }
.badge-live .badge-dot {
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
  box-shadow: var(--glow-accent);
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.5; transform: scale(0.85); }
}

/* ─── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 10px 20px;
  font-family: var(--font-body); font-size: 14px; font-weight: 500;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer; user-select: none;
  transition: background 150ms ease, color 150ms ease, border-color 150ms ease, transform 100ms ease, box-shadow 150ms ease;
  white-space: nowrap;
}
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.5; pointer-events: none; }

.btn-primary {
  background: var(--cta); color: #fff; border-color: var(--cta);
}
.btn-primary:hover { background: var(--cta-hover); border-color: var(--cta-hover); box-shadow: 0 4px 14px -4px rgba(242, 92, 42, 0.5); }

.btn-secondary {
  background: var(--surface); color: var(--text); border-color: var(--border);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.btn-ghost {
  background: transparent; color: var(--text-muted); border-color: transparent;
}
.btn-ghost:hover { background: var(--surface-2); color: var(--text); }

.btn-danger {
  background: var(--surface); color: var(--danger); border-color: var(--border);
}
.btn-danger:hover { border-color: var(--danger); background: var(--danger-subtle); }

.btn-sm { font-size: 13px; padding: 7px 14px; }
.btn-xs { font-size: 11px; padding: 5px 10px; border-radius: var(--radius-sm); }

.btn-icon {
  width: 36px; height: 36px; padding: 0; border-radius: var(--radius-md);
}
.btn-icon.btn-sm { width: 30px; height: 30px; }

/* ─── Inputs ─────────────────────────────────────────────────────────────── */
.input {
  width: 100%;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-family: var(--font-body); font-size: 14px;
  transition: border-color 150ms ease, box-shadow 150ms ease;
}
.input::placeholder { color: var(--text-faint); }
.input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--focus-ring); }
.input-mono { font-family: var(--font-mono); font-size: 13px; }
.input-sm   { padding: 7px 12px; font-size: 13px; }

.input-label {
  font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  color: var(--text-faint); letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: 6px; display: block;
}

.search-wrap { position: relative; }
.search-wrap .search-icon {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--text-faint); pointer-events: none;
}
.search-wrap .input { padding-left: 36px; }

/* ─── Toggle / Switch ────────────────────────────────────────────────────── */
.toggle {
  position: relative;
  width: 36px; height: 20px;
  background: var(--surface-3);
  border-radius: 999px;
  cursor: pointer;
  transition: background 200ms ease;
  flex-shrink: 0;
}
.toggle::after {
  content: ''; position: absolute;
  top: 2px; left: 2px;
  width: 16px; height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: transform 200ms cubic-bezier(.4,0,.2,1);
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}
.toggle.on { background: var(--accent); }
.toggle.on::after { transform: translateX(16px); }

/* ─── Divider ────────────────────────────────────────────────────────────── */
.divider { height: 1px; background: var(--border-subtle); width: 100%; }
.divider-dashed { border-top: 1px dashed var(--border); height: 0; background: none; }

/* ─── Stat (large number with caption) ───────────────────────────────────── */
.stat {
  display: flex; flex-direction: column; gap: 4px;
}
.stat .stat-label {
  font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  color: var(--text-faint); letter-spacing: 0.1em; text-transform: uppercase;
}
.stat .stat-value {
  font-family: var(--font-body); font-weight: 700; font-size: 28px;
  letter-spacing: -0.02em; color: var(--text);
  font-variant-numeric: tabular-nums;
}
.stat .stat-delta {
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  color: var(--success);
}
.stat .stat-delta.down { color: var(--danger); }

/* ─── Agent pulse (shows AI working) ─────────────────────────────────────── */
.agent-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 12px 5px 9px;
  background: var(--accent-subtle); color: var(--accent);
  border-radius: 999px;
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  letter-spacing: 0.02em;
}
.agent-pill .pulse {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: var(--glow-accent);
  animation: pulse 2s ease-in-out infinite;
}

/* ─── Provenance line ────────────────────────────────────────────────────── */
.provenance {
  font-family: var(--font-mono); font-size: 10px; font-weight: 500;
  color: var(--text-faint); letter-spacing: 0.06em;
  display: inline-flex; align-items: center; gap: 6px;
}
.provenance::before {
  content: '↳'; color: var(--text-faint); opacity: 0.6;
}