/* ==========================================================================
   Mzalendo shared component layer.
   One source of truth for cards, buttons, fields, tabs, badges, stats, tables,
   empty-states and timelines — so every page (members, legislation, sentiment,
   chat, home) looks consistent. All values come from core.css tokens.
   ========================================================================== */

/* ---- Section rhythm ---- */
.section { margin: var(--space-6) 0; }
.section--tight { margin: var(--space-5) 0; }
.section__title { font-size: var(--text-xl); font-weight: var(--fw-bold); color: var(--colour-text); margin: 0 0 var(--space-4); }
.section__title--accent { border-left: 4px solid var(--colour-primary); padding-left: var(--space-3); }
.section__lead { color: var(--colour-text-muted); max-width: 90ch; margin: 0 0 var(--space-5); }

/* ---- Buttons ---- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-5); border: 1px solid transparent; border-radius: var(--radius-pill);
  font: inherit; font-weight: var(--fw-semibold); line-height: 1; cursor: pointer; text-decoration: none;
  transition: background-color var(--motion-fast) var(--ease-standard), color var(--motion-fast) var(--ease-standard),
    border-color var(--motion-fast) var(--ease-standard), box-shadow var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 2px solid var(--colour-primary); outline-offset: 2px; }
.btn[disabled], .btn.is-disabled { opacity: .55; pointer-events: none; box-shadow: none; }
.btn--primary { background: var(--colour-primary); color: #fff; }
.btn--primary:hover { background: var(--colour-primary-dark); box-shadow: var(--shadow-md); }
.btn--secondary { background: var(--colour-secondary); color: #fff; }
.btn--secondary:hover { background: var(--colour-secondary-dark); box-shadow: var(--shadow-md); }
.btn--ghost { background: transparent; color: var(--colour-primary); border-color: var(--colour-border-strong); }
.btn--ghost:hover { border-color: var(--colour-primary); color: var(--colour-primary); background: var(--colour-primary-alpha-10); }
.btn--sm { padding: var(--space-2) var(--space-4); font-size: var(--text-sm); }
.btn--lg { padding: var(--space-4) var(--space-6); font-size: var(--text-lg); }

/* ---- Form fields ---- */
.field { font: inherit; padding: var(--space-3) var(--space-4); border: 1px solid var(--colour-border-strong);
  border-radius: var(--radius-pill); background: #fff; color: var(--colour-text); }
.field:focus { outline: none; border-color: var(--colour-primary); box-shadow: 0 0 0 3px var(--colour-primary-alpha-20); }
.field--block { width: 100%; }
.field-label { display: block; font-size: var(--text-sm); font-weight: 600; color: var(--colour-text-muted); margin-bottom: var(--space-1); }
.filter-bar { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: end; margin: 0 0 var(--space-5); }
.filter-bar .grow { flex: 1 1 18rem; }

/* ---- Cards ---- */
.card { background: var(--colour-bg); border: 1px solid var(--colour-border); border-radius: var(--radius-lg);
  overflow: hidden; transition: box-shadow .15s ease, transform .15s ease; }
.card--link { display: block; text-decoration: none; color: inherit; }
.card--link:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.card--link:focus-visible { outline: 2px solid var(--colour-primary); outline-offset: 2px; box-shadow: var(--shadow-md); }
.card--pad { padding: var(--space-4) var(--space-5); }
.card__title { font-size: var(--text-lg); font-weight: var(--fw-bold); line-height: var(--leading-snug); color: var(--colour-text); margin: 0 0 var(--space-2); letter-spacing: -0.008em; }
.card__meta { font-size: var(--text-sm); color: var(--colour-text-muted); display: flex; flex-wrap: wrap; gap: var(--space-1) var(--space-4); }
.card__meta a { color: var(--colour-primary); text-decoration: none; }

/* Data/chart card grid — capped at 3 columns (charts read poorly at 4+), responsive. */
.card-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-4); }
@media (min-width: 560px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 920px) { .card-grid { grid-template-columns: repeat(3, 1fr); } }
.card-grid--wide { --card-min: 260px; }

/* Portrait/member card */
.member-card { display: block; text-decoration: none; color: inherit; background: #fff;
  border: 1px solid var(--colour-border); border-radius: var(--radius-lg); overflow: hidden;
  transition: box-shadow .15s ease, transform .15s ease; }
.member-card:hover,
.member-card:focus-visible { box-shadow: var(--shadow-md); transform: translateY(-2px); outline: 2px solid var(--colour-primary); outline-offset: 2px; }
.member-card:focus-visible .member-card__name { color: var(--colour-primary); }
.member-card:hover .member-card__name { color: var(--colour-primary); }
.member-card__img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; background: var(--colour-bg-subtle); display: block; }
.member-card__body { padding: var(--space-3) var(--space-4); }
.member-card__name { font-weight: 700; line-height: 1.25; }
.member-card__sub { font-size: var(--text-sm); color: var(--colour-text-muted); margin-top: var(--space-1); }

/* ---- Badges ---- */
.badge { display: inline-block; padding: 1px 9px; border-radius: var(--radius-pill);
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .02em;
  background: var(--colour-primary-alpha-10); color: var(--colour-primary); }
.badge--green { background: var(--colour-secondary-alpha-10); color: var(--colour-secondary-dark); }
.badge--muted { background: var(--colour-lighter); color: var(--colour-text-muted); }
.badge--solid { background: var(--colour-primary); color: #fff; }

/* ---- Tabs / sub-nav ---- */
.tabs { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5);
  border-bottom: 2px solid var(--colour-border); margin: 0 0 var(--space-5); }
.tabs a { display: inline-block; padding: var(--space-3) var(--space-1); color: var(--colour-text);
  text-decoration: none; font-weight: 600; border-bottom: 3px solid transparent; }
.tabs a:hover { color: var(--colour-primary); }
.tabs a.is-active { color: var(--colour-primary); border-bottom-color: var(--colour-primary); }
.tabs a:focus-visible { outline: 2px solid var(--colour-primary); outline-offset: 2px; border-radius: var(--radius-sm); }
.tabs a .count { opacity: .6; font-weight: 400; margin-left: var(--space-1); }

/* Pill-style filter row (alt to underline tabs) */
.pills { display: flex; flex-wrap: wrap; gap: var(--space-2); margin: 0 0 var(--space-5); }
.pills a { padding: var(--space-2) var(--space-4); border: 1px solid var(--colour-border-strong);
  border-radius: var(--radius-pill); text-decoration: none; color: var(--colour-text); font-size: var(--text-sm); font-weight: 600;
  transition: background-color var(--motion-fast) var(--ease-standard), border-color var(--motion-fast) var(--ease-standard), color var(--motion-fast) var(--ease-standard); }
.pills a:hover { border-color: var(--colour-primary); color: var(--colour-primary); }
.pills a:focus-visible { outline: 2px solid var(--colour-primary); outline-offset: 2px; }
.pills a.is-active { background: var(--colour-primary); color: #fff; border-color: var(--colour-primary); }
.pills a.is-active:hover { color: #fff; }
.pills a .count, .pills a .n { opacity: .6; font-weight: var(--fw-regular); margin-left: var(--space-1); }

/* ---- Meter (proportional magnitude bar) ---- */
.meter { height: 6px; background: var(--colour-lighter); border-radius: var(--radius-pill); overflow: hidden; margin-top: var(--space-2); }
.meter__fill { display: block; height: 100%; background: var(--colour-primary); border-radius: var(--radius-pill); }
.meter--green .meter__fill { background: var(--colour-secondary); }
.meter__stack { display: flex; height: 100%; border-radius: var(--radius-pill); overflow: hidden; }
.meter__seg { display: block; height: 100%; }
.meter__seg--mp { background: var(--colour-primary); }
.meter__seg--sen { background: var(--colour-secondary); }
.meter-legend { display: flex; gap: var(--space-4); font-size: var(--text-sm); color: var(--colour-text-muted); margin: 0 0 var(--space-4); }
.meter-legend i { display: inline-block; width: 11px; height: 11px; border-radius: 2px; margin-right: var(--space-1); vertical-align: middle; }
.meter-legend .mp { background: var(--colour-primary); }
.meter-legend .sen { background: var(--colour-secondary); }

/* ---- Small utilities ---- */
.text-muted { color: var(--colour-text-muted); }
.text-sm { font-size: var(--text-sm); }
.result-count { color: var(--colour-text-muted); font-size: var(--text-sm); margin: 0 0 var(--space-4); }

/* ---- Stats ---- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: var(--space-4); margin: 0 0 var(--space-5); }
.stat { background: #fff; border: 1px solid var(--colour-border); border-radius: var(--radius-lg); padding: var(--space-5); text-align: center; box-shadow: var(--shadow-sm); }
.stat__num { display: block; font-size: var(--text-2xl); font-weight: var(--fw-extrabold); color: var(--colour-primary); line-height: 1.1; font-variant-numeric: tabular-nums; letter-spacing: -0.01em; }
.stat__label { display: block; margin-top: var(--space-1); font-size: var(--text-sm); color: var(--colour-text-muted); text-transform: uppercase; letter-spacing: .03em; }

/* ---- Data table ---- */
.data-table { width: 100%; border-collapse: collapse; margin: 0 0 var(--space-6); font-variant-numeric: tabular-nums; }
/* Wide tables (e.g. member comparison) scroll horizontally instead of breaking layout on phones. */
@media (max-width: 600px) { .data-table { display: block; overflow-x: auto; white-space: nowrap; -webkit-overflow-scrolling: touch; } }
.data-table th, .data-table td { text-align: left; padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--colour-border); font-size: var(--text-sm); }
.data-table th { text-transform: uppercase; font-size: 0.72rem; font-weight: var(--fw-bold); color: var(--colour-text-muted); letter-spacing: .03em; }
/* Sticky header for long scrolling tables (opt-in: <thead> stays put). */
.data-table thead th { position: sticky; top: 0; z-index: var(--z-base); background: var(--colour-bg); box-shadow: inset 0 -1px 0 var(--colour-border-strong); }
/* Zebra striping + row hover for scannability. */
.data-table tbody tr:nth-child(even) { background: var(--colour-bg-subtle); }
.data-table tbody tr:hover { background: var(--colour-primary-alpha-10); }
.data-table td.num, .data-table th.num { text-align: right; font-variant-numeric: tabular-nums; }
.data-table tbody tr:last-child td { border-bottom: 0; }

/* ---- Empty state ---- */
.empty-state { text-align: center; padding: var(--space-7) var(--space-5); color: var(--colour-text-muted);
  border: 1px dashed var(--colour-border-strong); border-radius: var(--radius-lg); background: var(--colour-bg-subtle); }
.empty-state__icon { font-size: 2rem; color: var(--colour-border-strong); margin-bottom: var(--space-3); }
.empty-state__title { font-weight: 700; color: var(--colour-text); margin-bottom: var(--space-1); }

/* ---- Pagination ---- */
.pager { display: flex; gap: var(--space-3); align-items: center; justify-content: center; margin: var(--space-6) 0; }
.pager a { display: inline-flex; align-items: center; padding: var(--space-2) var(--space-4);
  border: 1px solid var(--colour-border-strong); border-radius: var(--radius-pill);
  color: var(--colour-primary); text-decoration: none; font-weight: var(--fw-semibold); transition: all var(--motion-fast) var(--ease-standard); }
.pager a:hover { background: var(--colour-primary); color: #fff; border-color: var(--colour-primary); }
.pager a:focus-visible { outline: 2px solid var(--colour-primary); outline-offset: 2px; }
.pager span { color: var(--colour-text-muted); font-size: var(--text-sm); }

/* ---- Vertical timeline ---- */
.vtimeline { list-style: none; padding: 0; margin: var(--space-4) 0 0 var(--space-2); border-left: 3px solid var(--colour-border); }
.vtimeline__item { position: relative; padding: 0 0 var(--space-5) var(--space-5); }
.vtimeline__item::before { content: ""; position: absolute; left: -9px; top: .2rem; width: 14px; height: 14px;
  border-radius: 50%; background: var(--colour-primary); border: 3px solid #fff; box-shadow: 0 0 0 1px var(--colour-border); }
.vtimeline__date { font-size: 0.76rem; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; color: var(--colour-text-muted); }

/* ==========================================================================
   Design-system extensions (Appendix H) — layout primitives, card variants,
   avatars, semantic badges, grade pills, subnav. All token-driven.
   ========================================================================== */

/* ---- Layout primitives ---- */
.page-band { background: var(--colour-bg-subtle); border-bottom: 1px solid var(--colour-border); padding: var(--space-6) 0; margin-bottom: var(--space-6); }
.prose { max-width: var(--container-prose); }
.prose p { line-height: var(--leading-normal); }
.wrap--narrow { max-width: var(--container-narrow); margin-inline: auto; }
.grid--auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(var(--col-min, 240px), 1fr)); gap: var(--space-4); }
.grid-12 { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--space-4); }

/* ---- Card variants ---- */
.card--row { display: flex; gap: var(--space-4); align-items: stretch; padding: var(--space-4) var(--space-5); }
.card--feature { padding: var(--space-5) var(--space-6); border-left: 4px solid var(--colour-primary); }
.card__media { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: var(--colour-bg-subtle); }
.card__body { padding: var(--space-4) var(--space-5); }
.card__footer { padding: var(--space-3) var(--space-5); border-top: 1px solid var(--colour-border); display: flex; gap: var(--space-3); align-items: center; }
.card__tag-row { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-2); }

/* ---- Avatar ---- */
.avatar { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; background: var(--colour-bg-subtle); flex: none; }
.avatar--lg { width: 72px; height: 72px; }
.avatar--initial { display: grid; place-items: center; color: #fff; font-weight: var(--fw-extrabold); background: var(--colour-primary); }

/* ---- Semantic badges (extend .badge) ---- */
.badge--success { background: var(--colour-success-bg); color: var(--colour-success); }
.badge--warning { background: var(--colour-warning-bg); color: var(--colour-warning); }
.badge--info { background: var(--colour-info-bg); color: var(--colour-info); }
.badge--danger { background: var(--colour-danger-bg); color: var(--colour-danger); }

/* ---- Grade pill (scorecards): meaning, not alarm — A/B green … D/E/F red ---- */
.grade { display: inline-grid; place-items: center; min-width: 2.4rem; padding: var(--space-1) var(--space-3);
  border: 3px solid currentColor; border-radius: var(--radius-md); font-size: var(--text-2xl);
  font-weight: var(--fw-extrabold); line-height: 1; color: var(--colour-primary); }
.grade--a, .grade--b { color: var(--colour-success); }
.grade--c { color: var(--colour-warning); }
.grade--d, .grade--e, .grade--f { color: var(--colour-danger); }

/* ---- Shared sub-nav (alias of .tabs for section sub-navigation) ---- */
.subnav { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5);
  border-bottom: 2px solid var(--colour-border); margin: 0 0 var(--space-5); }
.subnav a { display: inline-block; padding: var(--space-3) var(--space-1); color: var(--colour-text);
  text-decoration: none; font-weight: var(--fw-semibold); border-bottom: 3px solid transparent; }
.subnav a:hover { color: var(--colour-primary); }
.subnav a:focus-visible { outline: 2px solid var(--colour-primary); outline-offset: 2px; border-radius: var(--radius-sm); }
.subnav a.is-active { color: var(--colour-primary); border-bottom-color: var(--colour-primary); }

/* ---- Vote-decision chips (voting pages) ---- */
.vote-chip { display: inline-flex; align-items: center; gap: var(--space-1); padding: 1px 9px; border-radius: var(--radius-pill); font-size: var(--text-sm); font-weight: var(--fw-semibold); }
.vote-chip--yes { background: var(--colour-success-bg); color: var(--colour-success); }
.vote-chip--no { background: var(--colour-danger-bg); color: var(--colour-danger); }
.vote-chip--abstain, .vote-chip--absent { background: var(--colour-lighter); color: var(--colour-text-muted); }

/* ---- House (chamber) tabs — National Assembly | Senate. Never mix Houses. ---- */
.house-tabs { display: inline-flex; gap: 4px; padding: 4px; margin: 0 0 var(--space-3);
  background: var(--colour-bg-subtle, #f7f7f5); border: 1px solid var(--colour-border, #e0e0e0);
  border-radius: var(--radius-pill, 999px); }
.house-tab { padding: 7px 18px; border-radius: var(--radius-pill, 999px); text-decoration: none;
  font-weight: var(--fw-semibold, 600); font-size: var(--text-sm, .9rem);
  color: var(--colour-text, #2b2b2b); white-space: nowrap; transition: background .15s, color .15s; }
.house-tab.is-active { background: var(--colour-primary); color: #fff; }
.house-tab:not(.is-active):hover { background: var(--colour-border, #e6e6e6); }
@media (max-width: 480px) { .house-tabs { display: flex; width: 100%; }
  .house-tab { flex: 1; text-align: center; } }

/* Timeframe (year) filter — sits beside the house tabs on metric pages. */
.timeframe-filter { display: inline-flex; align-items: center; gap: var(--space-2); margin: 0 0 var(--space-3); font-size: var(--text-sm); }
.timeframe-filter select { padding: 6px 10px; border: 1px solid var(--colour-border, #ddd); border-radius: var(--radius-md, 8px); background: #fff; font-family: inherit; }

/* ---- Site-wide detail / drill-down drawer (right side panel; bottom sheet on mobile) ---- */
.lmodal { position: fixed; inset: 0; z-index: var(--z-modal, 1000); }
.lmodal[hidden] { display: none; }
.lmodal__backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.45); }
.lmodal__dialog { position: fixed; top: 0; right: 0; bottom: 0; z-index: 1; width: min(480px, 100%);
  display: flex; flex-direction: column; background: var(--colour-bg, #fff);
  box-shadow: -8px 0 40px rgba(0,0,0,.25); animation: lmodal-slide-in .22s cubic-bezier(.16,1,.3,1); }
.lmodal__header { display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: var(--space-3) var(--space-5); border-bottom: 1px solid var(--colour-border, #e6e6e6); }
.lmodal__title { margin: 0; font-size: 1.05rem; color: var(--colour-text); }
.lmodal__close { background: none; border: 0; font-size: 1.9rem; line-height: 1; color: var(--colour-text-muted); cursor: pointer; }
.lmodal__close:hover { color: var(--colour-primary); }
.lmodal__body { overflow-y: auto; padding: var(--space-4) var(--space-5); flex: 1; }
.lmodal__loading, .lmodal__error { padding: 2.5rem 0; color: var(--colour-text-muted); text-align: center; }
body.lmodal-open { overflow: hidden; }
@keyframes lmodal-slide-in { from { transform: translateX(100%); } to { transform: translateX(0); } }
@media (max-width: 640px) {
  .lmodal__dialog { top: auto; left: 0; right: 0; width: 100%; height: 82vh; border-radius: 14px 14px 0 0;
    animation: lmodal-slide-up .22s cubic-bezier(.16,1,.3,1); }
  @keyframes lmodal-slide-up { from { transform: translateY(100%); } to { transform: translateY(0); } }
}
/* Drill-down list (members/bills/etc. inside the drawer) */
.drill-list { list-style: none; margin: 0; padding: 0; }
.drill-list__item { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-3) 0; border-bottom: 1px solid var(--colour-border, #eee); }
.drill-list__item a { color: var(--colour-text); text-decoration: none; font-weight: 600; }
.drill-list__item a:hover { color: var(--colour-primary); }
.drill-list__meta { font-size: var(--text-sm); color: var(--colour-text-muted); }
.drill-list__count { color: var(--colour-text-muted); font-size: var(--text-sm); margin: 0 0 var(--space-3); }
/* Clickable stat (opens the count's breakdown in the drawer). */
.stat--link { text-decoration: none; color: inherit; cursor: pointer; transition: box-shadow .15s, transform .15s; }
.stat--link:hover { box-shadow: var(--shadow-md, 0 4px 14px rgba(0,0,0,.12)); transform: translateY(-1px); }
.stat--link .stat__num { color: var(--colour-primary); }
.drill-list__item--stack { flex-direction: column; align-items: flex-start; gap: 3px; }
.drill-list__item--stack a { font-weight: 500; line-height: 1.35; }
/* Presiding-officer speech: shown for the record, de-emphasised, and badged so
   it reads as not-counted-in-metrics. */
.drill-list__item--presiding { opacity: .72; }
.drill-list__badge {
  display: inline-block; font-size: var(--text-xs, .72rem); font-weight: 600;
  line-height: 1; padding: 3px 7px; border-radius: 999px;
  color: var(--colour-text-muted); background: var(--colour-surface-2, #f1f1f3);
  border: 1px solid var(--colour-border, #e3e3e6); letter-spacing: .02em;
}

/* ---- Data export actions (Download CSV / Print-PDF) + print styles ---- */
.data-actions { display: flex; gap: var(--space-2); margin: 0 0 var(--space-4); flex-wrap: wrap; }
.data-actions__btn { display: inline-flex; align-items: center; gap: .35rem; padding: .4rem .85rem;
  border: 1px solid var(--colour-border-strong, #ccc); border-radius: var(--radius-pill, 999px);
  background: #fff; color: var(--colour-text); font: inherit; font-size: var(--text-sm); font-weight: 600;
  cursor: pointer; text-decoration: none; }
.data-actions__btn:hover { border-color: var(--colour-primary); color: var(--colour-primary); }
.data-actions__btn:focus-visible { outline: 2px solid var(--colour-primary); outline-offset: 2px; }
@media print {
  .site-header, .site-footer, #lmodal, .data-actions, .main-nav, .mobile-menu, .breadcrumbs,
  .timeframe-filter, .house-tabs, .tabs, .desktop-search-form, .leg-filters { display: none !important; }
  body { background: #fff; }
  .container { max-width: none !important; width: 100% !important; }
}