/* ============================================================================
   components.css — buttons, chips, badges, cards, pills, tags, tooltips
   Reusable primitives shared by the shell and every flow.
   ==========================================================================*/

/* --- buttons --------------------------------------------------------------*/
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ink);
  background: var(--bg-alt-3);
  border: 1px solid var(--border-lit);
  border-radius: var(--r-sm);
  padding: 7px 13px;
  line-height: 1;
  white-space: nowrap;
  transition: background var(--dur-1) var(--ease),
              border-color var(--dur-1) var(--ease),
              transform var(--dur-1) var(--ease),
              color var(--dur-1) var(--ease);
  user-select: none;
}
.btn:hover { background: var(--bg-alt-3); border-color: var(--ink-faint); }
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }

.btn svg { width: 14px; height: 14px; }

.btn-primary {
  color: #0f0f12;
  background: var(--ember);
  border-color: var(--ember);
  font-weight: 700;
}
.btn-primary:hover { background: #dbe4ee; border-color: #dbe4ee; }
.btn-primary:active { background: var(--ember-deep); }

.btn-ghost { background: transparent; border-color: var(--border); }
.btn-ghost:hover { background: var(--bg-alt-2); border-color: var(--border-lit); }

.btn-sm { padding: 5px 9px; font-size: var(--fs-11); }
.btn-icon { padding: 6px; }
.btn-icon svg { width: 15px; height: 15px; }

.btn-danger { color: var(--danger); border-color: var(--danger); background: var(--danger-soft); }
.btn-danger:hover { background: #e0533a33; }

/* --- chips (filters) ------------------------------------------------------*/
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-11);
  letter-spacing: 0.02em;
  color: var(--ink-muted);
  background: var(--bg-alt-2);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  padding: 4px 10px;
  line-height: 1.3;
  transition: all var(--dur-1) var(--ease);
  white-space: nowrap;
}
.chip:hover { border-color: var(--border-lit); color: var(--ink); }
.chip[aria-pressed="true"], .chip.is-active {
  color: var(--ink);
  background: var(--bg-alt-3);
  border-color: var(--ember);
}
.chip .chip-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--dot, var(--ink-dim));
  flex: 0 0 auto;
}
.chip .chip-count {
  color: var(--ink-dim);
  font-size: var(--fs-10);
  font-variant-numeric: tabular-nums;
}
.chip[aria-pressed="true"] .chip-count { color: var(--ink-muted); }

/* --- badges (channel + generic) -------------------------------------------*/
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: var(--fs-10);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  font-weight: 500;
  padding: 3px 7px;
  border-radius: var(--r-xs);
  line-height: 1.2;
  white-space: nowrap;
}

/* channel badge: a color-keyed square glyph + label */
.chan-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-10);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  font-weight: 500;
  color: var(--chan, var(--ink-muted));
}
.chan-badge .chan-glyph {
  width: 16px; height: 16px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--r-xs);
  background: color-mix(in srgb, var(--chan, var(--ink-dim)) 16%, transparent);
  color: var(--chan, var(--ink-muted));
  flex: 0 0 auto;
}
.chan-badge .chan-glyph svg { width: 11px; height: 11px; }
.chan-badge.compact .chan-label { display: none; }

/* --- risk pills -----------------------------------------------------------*/
.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: var(--fs-10);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: var(--r-pill);
  line-height: 1.2;
  border: 1px solid transparent;
}
.pill .pill-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex: 0 0 auto; }
.pill.risk-none   { color: var(--ok);    background: var(--ok-soft);    border-color: color-mix(in srgb, var(--ok) 35%, transparent); }
.pill.risk-medium { color: var(--warn);  background: var(--warn-soft);  border-color: color-mix(in srgb, var(--warn) 35%, transparent); }
.pill.risk-high   { color: var(--danger);background: var(--danger-soft);border-color: color-mix(in srgb, var(--danger) 40%, transparent); }

/* --- tags -----------------------------------------------------------------*/
.tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: var(--fs-10);
  letter-spacing: 0.03em;
  color: var(--ink-dim);
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: var(--r-xs);
  padding: 2px 6px;
  line-height: 1.3;
}
.tag::before { content: "#"; color: var(--ink-faint); margin-right: 1px; }

/* --- cards ----------------------------------------------------------------*/
.card {
  background: var(--bg-alt-2);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}
.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-4);
  border-bottom: 1px solid var(--border);
}
.card-title {
  display: flex; align-items: center; gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: var(--fs-11);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 500;
}
.card-title svg { width: 14px; height: 14px; color: var(--ink-dim); }
.card-body { padding: var(--sp-4); }

/* --- stat cells -----------------------------------------------------------*/
.stat {
  display: flex; flex-direction: column; gap: 2px;
}
.stat .stat-num {
  font-family: var(--font-mono);
  font-size: var(--fs-18);
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.stat .stat-label {
  font-family: var(--font-mono);
  font-size: var(--fs-9);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--ink-dim);
}

/* --- tooltip --------------------------------------------------------------*/
.tt { position: relative; }
.tt[data-tip]::after {
  content: attr(data-tip);
  position: absolute;
  z-index: var(--z-tooltip);
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  min-width: 160px;
  max-width: 260px;
  width: max-content;
  padding: var(--sp-2) var(--sp-3);
  background: #0a0a0d;
  color: var(--ink-muted);
  border: 1px solid var(--border-lit);
  border-radius: var(--r-sm);
  box-shadow: var(--sh-3);
  font-family: var(--font-mono);
  font-size: var(--fs-10);
  line-height: 1.5;
  letter-spacing: 0.01em;
  text-transform: none;
  white-space: normal;
  text-align: left;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-1) var(--ease), transform var(--dur-1) var(--ease);
}
.tt[data-tip]:hover::after,
.tt[data-tip]:focus-visible::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.tt.tip-below[data-tip]::after {
  bottom: auto; top: calc(100% + 8px);
  transform: translateX(-50%) translateY(-4px);
}
.tt.tip-below[data-tip]:hover::after { transform: translateX(-50%) translateY(0); }

/* --- confidence meter -----------------------------------------------------*/
.meter {
  height: 5px;
  border-radius: var(--r-pill);
  background: var(--bg-sunken);
  overflow: hidden;
  border: 1px solid var(--border);
}
.meter > span {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--ember));
  border-radius: var(--r-pill);
  transition: width var(--dur-3) var(--ease);
}

/* --- empty state ----------------------------------------------------------*/
.empty {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--sp-3);
  padding: var(--sp-8) var(--sp-5);
  text-align: center;
  color: var(--ink-dim);
}
.empty svg { width: 30px; height: 30px; color: var(--ink-faint); }
.empty .empty-title {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.02em;
  color: var(--ink-muted);
}
.empty .empty-sub { font-size: var(--fs-12); max-width: 240px; }

/* --- stub placeholder (flow2/3/4 before agents fill them) ------------------*/
.stub {
  border: 1px dashed var(--border-lit);
  border-radius: var(--r-md);
  background: repeating-linear-gradient(
    -45deg,
    transparent, transparent 8px,
    rgba(138,114,85,.05) 8px, rgba(138,114,85,.05) 9px
  );
  padding: var(--sp-4);
  display: flex; flex-direction: column; gap: var(--sp-2);
}
.stub .stub-tag {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: var(--fs-9);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--ink-dim);
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: var(--r-xs);
  padding: 2px 6px;
}
.stub .stub-title { font-family: var(--font-mono); font-size: var(--fs-13); color: var(--ink-muted); }
.stub .stub-sub { font-size: var(--fs-12); color: var(--ink-dim); line-height: 1.5; }