/* =========================================================
   Zeal Portal — Buttons
   Base + variants + sizes. Inherits density from tier scope via
   the --card-pad token; size variants override where needed.
   ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  font-family: var(--font-std);
  font-weight: var(--w-medium);
  font-size: 14px;
  letter-spacing: var(--track-body, -0.005em);
  line-height: 1;
  padding: 10px 16px;
  border-radius: var(--r-1);
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink, #000);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition:
    background var(--dur-fast) var(--ease-std),
    border-color var(--dur-fast) var(--ease-std),
    color var(--dur-fast) var(--ease-std);
  -webkit-appearance: none;
  appearance: none;
}
.btn:hover { cursor: pointer; }
.btn:focus-visible {
  outline: 2px solid var(--accent, #FF5800);
  outline-offset: 2px;
}
.btn[disabled],
.btn.is-disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* --- Primary: orange pill, white text --- */
.btn--primary {
  background: var(--accent, #FF5800);
  color: var(--paper, #fff);
  border-color: var(--accent, #FF5800);
}
.btn--primary:hover {
  background: var(--accent-hover, #F03C00);
  border-color: var(--accent-hover, #F03C00);
  color: var(--paper, #fff);
}
.btn--primary:active {
  background: var(--accent-press, #C93200);
  border-color: var(--accent-press, #C93200);
}

/* --- Ghost: hairline border, transparent fill --- */
.btn--ghost {
  background: transparent;
  color: var(--ink, #000);
  border-color: var(--rule-3, rgba(0, 0, 0, 0.22));
}
.btn--ghost:hover {
  background: var(--warm, #f2ede2);
  border-color: var(--ink, #000);
}

/* --- Subtle: text-only, hover underline --- */
.btn--subtle {
  padding: 6px 10px;
  color: var(--ink-2, rgba(0, 0, 0, 0.72));
  border-color: transparent;
}
.btn--subtle:hover {
  color: var(--ink, #000);
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}

/* --- Danger: destructive variant
       Hairline ghost at rest; red on hover. Red flood is reserved
       for bulk destructive mode toolbars (see destructive-actions.css). */
.btn--danger {
  background: transparent;
  color: var(--red-status, #C62828);
  border-color: var(--rule-3, rgba(0, 0, 0, 0.22));
}
.btn--danger:hover {
  background: var(--red-soft, #FDECEC);
  border-color: var(--red-status, #C62828);
  color: var(--red-status, #C62828);
}
.btn--danger.is-flood {
  background: var(--red-status, #C62828);
  color: var(--paper, #fff);
  border-color: var(--red-status, #C62828);
}
.btn--danger.is-flood:hover {
  background: var(--red-press);
  border-color: var(--red-press);
}

/* --- Size variants --- */
.btn--sm {
  font-size: 12px;
  padding: 6px 12px;
}
.btn--lg {
  font-size: 15px;
  padding: 12px 22px;
}

/* --- Icon-only variant (used on row actions) --- */
.btn--icon {
  padding: 6px;
  width: 28px;
  height: 28px;
  border-radius: var(--r-1, 2px);
}
.btn--icon svg {
  width: 16px;
  height: 16px;
  stroke-width: 1.5;
}

/* --- Button group (shared border when adjacent) --- */
.btn-group {
  display: inline-flex;
  gap: var(--s-2);
  align-items: center;
}