/* =============================================================================
 * COMPONENTS — buttons, cards, tags, forms, accordions, tables (editorial)
 * ===========================================================================*/

/* ---------------------------------- Buttons -------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 0.7em 1.2em;
  min-height: 46px;
  border-radius: var(--btn-radius);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.97rem;
  line-height: 1;
  letter-spacing: 0;
  border: 1px solid transparent;
  transition: background var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
  text-align: center;
}
.btn svg { width: 1.05em; height: 1.05em; }
.btn:active { transform: translateY(1px); }

.btn--primary { background: var(--accent); color: var(--on-accent); }
.btn--primary:hover { background: var(--accent-strong); }

.btn--accent { background: var(--ink); color: #fff; }
.btn--accent:hover { background: var(--pine); }

.btn--ghost { background: transparent; color: var(--text-strong); border-color: var(--border-strong); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent-ink); }

.btn--soft { background: color-mix(in srgb, var(--accent) 9%, transparent); color: var(--accent-ink); }
.btn--soft:hover { background: color-mix(in srgb, var(--accent) 15%, transparent); }

.btn--sm { min-height: 40px; padding: 0.55em 0.95em; font-size: 0.9rem; }
.btn--lg { min-height: 52px; padding: 0.85em 1.5em; font-size: 1rem; }
.btn--block { width: 100%; }
.btn[disabled], .btn[aria-disabled='true'] { opacity: 0.45; pointer-events: none; }

/* Text link with a simple arrow (no circled arrows) */
.link-arrow {
  display: inline-flex; align-items: center; gap: 0.35em;
  font-weight: 600; color: var(--accent-ink); font-size: 0.95rem;
}
.link-arrow svg { width: 1em; height: 1em; transition: transform var(--dur) var(--ease-out); }
.link-arrow:hover { color: var(--accent-strong); }
.link-arrow:hover svg { transform: translateX(2px); }

/* ---------------------------------- Tags (quiet) --------------------------- */
.pill {
  display: inline-flex; align-items: center; gap: 0.45em;
  padding: 0.32em 0.7em; border-radius: var(--r-pill);
  border: 1px solid var(--border);
  background: transparent;
  font-size: 0.78rem; font-weight: 500; color: var(--text-muted);
  text-transform: none; letter-spacing: 0;
}
.pill .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }

.tag {
  display: inline-flex; align-items: center; gap: .35em;
  padding: 0.2em 0.55em; border-radius: var(--r-sm);
  font-size: 0.74rem; font-weight: 600; letter-spacing: 0;
  text-transform: none;
  background: transparent; color: var(--accent-ink);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
}
.tag svg { width: 0.9em; height: 0.9em; }
.tag--peri { color: var(--accent-ink); border-color: color-mix(in srgb, var(--accent) 28%, transparent); }
.tag--draft { color: var(--clay); border-color: color-mix(in srgb, var(--clay) 40%, transparent); }

/* ---------------------------------- Cards ---------------------------------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--space-lg);
  position: relative;
  transition: transform var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.card--pad-lg { padding: var(--space-xl); }
.card--hover:hover { transform: translateY(-2px); border-color: var(--border-strong); box-shadow: var(--shadow-md); }
.card--clip { clip-path: none; }   /* clipped-corner gimmick removed */

/* Plain icon (no repeated coloured square) */
.card__icon {
  width: auto; height: auto;
  display: inline-flex; align-items: center; justify-content: flex-start;
  background: none; color: var(--accent-ink);
  margin-bottom: var(--space-md);
}
.card__icon svg { width: 26px; height: 26px; }
.card__icon--peri { color: var(--accent-ink); }
.card h3 { font-size: var(--step-1); }
.card__meta { display: flex; flex-wrap: wrap; gap: 0.4rem 0.9rem; margin-top: var(--space-md); font-size: 0.85rem; color: var(--text-muted); }
.card__meta b { color: var(--text-strong); font-weight: 600; }

/* Definition list — quiet, editorial */
.deflist { display: grid; gap: 0.5rem; margin-top: var(--space-md); }
.deflist div { display: grid; grid-template-columns: 88px 1fr; gap: 0.75rem; font-size: 0.9rem; }
.deflist dt { color: var(--text-muted); font-weight: 500; padding-top: 0.05rem; }
.deflist dd { color: var(--text); }

/* ---------------------------------- Forms ---------------------------------- */
.field { display: grid; gap: 0.4rem; margin-bottom: var(--space-md); }
.field > label { font-weight: 600; font-size: 0.9rem; color: var(--text-strong); }
.field .hint { font-size: 0.82rem; color: var(--text-muted); }
.input, .textarea, .select {
  width: 100%; padding: 0.75em 0.9em; min-height: var(--control-h);
  line-height: var(--lh-control);
  border-radius: var(--r-md); border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--text);
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
/* Fixed height so text inputs and <select> match exactly (Chromium sizes
   <select> by font metrics, ignoring line-height — an explicit height unifies
   both regardless). Textarea is multi-line and keeps its own taller box. */
.input, .select { height: var(--control-h); }
.textarea { min-height: 130px; resize: vertical; line-height: 1.5; }
.input::placeholder, .textarea::placeholder { color: color-mix(in srgb, var(--text-muted) 85%, transparent); }
.input:focus, .textarea:focus, .select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent);
}
.field[data-invalid='true'] .input, .field[data-invalid='true'] .textarea, .field[data-invalid='true'] .select { border-color: #c4483f; }
.field .error { color: #ff9a92; font-size: 0.82rem; min-height: 1em; }
[data-theme='dark'] .field .error { color: #ff9a92; }

.checkbox { display: flex; gap: 0.65rem; align-items: flex-start; font-size: 0.9rem; color: var(--text-muted); }
.checkbox input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--cobalt); flex-shrink: 0; }

.form-note { border-radius: var(--r-md); padding: 0.8rem 1rem; font-size: 0.9rem; border: 1px solid var(--border); display: flex; gap: 0.6rem; align-items: flex-start; background: var(--surface); }
.form-note--info { background: color-mix(in srgb, var(--cobalt) 6%, var(--surface)); border-color: color-mix(in srgb, var(--cobalt) 26%, transparent); color: var(--accent-ink); }
.form-note--ok { background: color-mix(in srgb, var(--cobalt) 6%, var(--surface)); border-color: color-mix(in srgb, var(--cobalt) 26%, transparent); color: var(--accent-ink); }
.form-note--warn { background: color-mix(in srgb, var(--clay) 12%, var(--surface)); border-color: color-mix(in srgb, var(--clay) 42%, transparent); color: #e6b450; }
[data-theme='dark'] .form-note--warn { color: #d8a273; }
.form-note svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; }

/* ---------------------------------- Accordion ------------------------------ */
.accordion { border-top: 1px solid var(--border); }
.accordion__item { border-bottom: 1px solid var(--border); }
.accordion__trigger {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-md); padding: 1.1rem 0.1rem; text-align: left;
  font-family: var(--font-sans); font-weight: 600; font-size: var(--step-1); color: var(--text-strong);
}
.accordion__trigger .icon {
  width: 30px; height: 30px; flex-shrink: 0; border-radius: 50%;
  border: 1px solid var(--border-strong); display: inline-flex; align-items: center; justify-content: center;
  transition: transform var(--dur) var(--ease-out), background var(--dur) var(--ease-out), color var(--dur) var(--ease-out);
}
.accordion__trigger .icon svg { width: 16px; height: 16px; }
.accordion__trigger[aria-expanded='true'] .icon { transform: rotate(45deg); background: var(--accent); color: #fff; border-color: transparent; }
.accordion__panel { overflow: hidden; display: grid; grid-template-rows: 0fr; transition: grid-template-rows var(--dur) var(--ease-out); }
.accordion__panel > div { min-height: 0; }
.accordion__panel .inner { padding: 0 0.1rem 1.15rem; color: var(--text-muted); max-width: var(--measure); }
.accordion__item[data-open='true'] .accordion__panel { grid-template-rows: 1fr; }
@media (prefers-reduced-motion: reduce) { .accordion__panel { transition: none; } }

/* Small labelled figure (no fake stats) */
.figure-tile { border: 1px solid var(--border); border-radius: var(--r-md); padding: var(--space-md); background: var(--surface); }
.figure-tile .k { font-size: 0.78rem; color: var(--text-muted); font-weight: 500; }
.figure-tile .v { font-family: var(--font-sans); font-size: var(--step-1); color: var(--text-strong); margin-top: 0.2rem; }