/* Shared components: nav, buttons, cards, tags, timeline, forms, footer,
   tables, modals — used across every page instead of each template
   reinventing its own hero/card/badge styling. */

/* ------------------------------------------------------------------ nav */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: var(--space-5) 0 0;
}

.site-nav__bar {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  padding: var(--space-3) var(--space-5);
  background: color-mix(in srgb, var(--color-bg-raised) 88%, transparent);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--duration) var(--ease), background-color var(--duration) var(--ease);
}

.site-nav.is-scrolled .site-nav__bar {
  box-shadow: var(--shadow-md);
}

.site-nav__brand {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__links a {
  display: block;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  font-size: 0.92rem;
  color: var(--color-ink-soft);
  transition: background-color var(--duration-fast) var(--ease), color var(--duration-fast) var(--ease);
}

.site-nav__links a:hover,
.site-nav__links a.is-active {
  background: var(--color-bg-sunken);
  color: var(--color-ink);
}

.site-nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.icon-btn {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid transparent;
  background: transparent;
  color: var(--color-ink-soft);
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease), color var(--duration-fast) var(--ease), border-color var(--duration-fast) var(--ease);
}

.icon-btn:hover {
  background: var(--color-bg-sunken);
  color: var(--color-ink);
  border-color: var(--color-border);
}

.nav-toggle {
  display: none;
}

@media (max-width: 860px) {
  .site-nav__bar {
    border-radius: var(--radius-lg);
    flex-wrap: wrap;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav__links {
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration) var(--ease);
  }

  .site-nav__links.is-open {
    max-height: 420px;
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-3);
  }

  .site-nav__links a {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
  }
}

/* --------------------------------------------------------------- button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-pill);
  font-size: 0.92rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease), box-shadow var(--duration-fast) var(--ease), background-color var(--duration-fast) var(--ease), border-color var(--duration-fast) var(--ease), color var(--duration-fast) var(--ease);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.btn-primary:hover {
  background: var(--color-accent-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-border-strong);
  color: var(--color-ink);
}

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-ink-soft);
}

.btn-ghost:hover {
  color: var(--color-ink);
}

.btn-sm {
  padding: 0.5rem 1.1rem;
  font-size: 0.85rem;
}

.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ----------------------------------------------------------------- card */
.card {
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.card--interactive:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-strong);
}

.card--flush {
  padding: 0;
  overflow: hidden;
}

.card__media {
  aspect-ratio: 16 / 10;
  background: var(--color-bg-sunken);
  background-size: cover;
  background-position: center;
}

.card__body {
  padding: var(--space-5);
}

.card__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
}

.card__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin: var(--space-2) 0 var(--space-3);
}

.card__title a {
  transition: color var(--duration-fast) var(--ease);
}

.card__title a:hover {
  color: var(--color-accent);
}

.card__text {
  color: var(--color-ink-soft);
  font-size: 0.95rem;
}

.card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

/* ------------------------------------------------------------------ tag */
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
  background: var(--color-bg-sunken);
  border: 1px solid var(--color-border);
  color: var(--color-ink-soft);
  font-size: 0.78rem;
  font-weight: 500;
}

.tag--accent {
  background: var(--color-accent-soft);
  border-color: transparent;
  color: var(--color-accent);
}

.tag--gold {
  background: var(--color-gold-soft);
  border-color: transparent;
  color: var(--color-gold);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

/* ------------------------------------------------------------- stat tile */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.stat-tile {
  background: var(--color-bg-raised);
  padding: var(--space-5);
  text-align: left;
}

.stat-tile__value {
  font-family: var(--font-display);
  font-size: 2.25rem;
  color: var(--color-ink);
  line-height: 1;
}

.stat-tile__label {
  margin-top: var(--space-2);
  font-size: 0.8rem;
  color: var(--color-ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* -------------------------------------------------------------- timeline */
.timeline {
  position: relative;
  padding-left: var(--space-6);
  border-left: 1px solid var(--color-border);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-7);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-6) - 5px);
  top: 0.4rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-bg);
}

.timeline-item__period {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-ink-faint);
  letter-spacing: 0.04em;
}

.timeline-item__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: var(--space-1) 0 var(--space-1);
}

.timeline-item__org {
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: var(--space-3);
}

.timeline-item ul {
  color: var(--color-ink-soft);
  padding-left: 1.2em;
  font-size: 0.94rem;
}

.timeline-item li {
  margin-bottom: var(--space-1);
}

/* ----------------------------------------------------------------- form */
.field {
  margin-bottom: var(--space-5);
}

.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}

.field .hint {
  font-size: 0.78rem;
  color: var(--color-ink-faint);
  margin-top: var(--space-1);
}

.input,
textarea.input,
select.input {
  width: 100%;
  padding: 0.8rem 1rem;
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--duration-fast) var(--ease), box-shadow var(--duration-fast) var(--ease);
}

.input:focus,
textarea.input:focus,
select.input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-soft);
}

textarea.input {
  resize: vertical;
  min-height: 140px;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.9rem;
  color: var(--color-ink-soft);
}

/* --------------------------------------------------------------- alert */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-size: 0.92rem;
  margin-bottom: var(--space-4);
}

.alert-success {
  background: var(--color-success-soft);
  border-color: color-mix(in srgb, var(--color-success) 30%, transparent);
  color: var(--color-success);
}

.alert-error {
  background: var(--color-danger-soft);
  border-color: color-mix(in srgb, var(--color-danger) 30%, transparent);
  color: var(--color-danger);
}

.alert-dismiss {
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
  opacity: 0.7;
  font-size: 1rem;
  line-height: 1;
}

.alert-dismiss:hover {
  opacity: 1;
}

/* -------------------------------------------------------------- filters */
.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.filter-pill {
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-strong);
  background: transparent;
  color: var(--color-ink-soft);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease);
}

.filter-pill:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.filter-pill.is-active {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-bg);
}

/* ------------------------------------------------------------- footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-9) 0 var(--space-6);
  margin-top: var(--space-9);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-7);
}

.site-footer h5,
.site-footer h6 {
  font-family: var(--font-display);
}

.site-footer h6 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ink-faint);
  margin-bottom: var(--space-3);
  font-weight: 600;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  color: var(--color-ink-soft);
  font-size: 0.92rem;
  transition: color var(--duration-fast) var(--ease);
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-social {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
  font-size: 0.82rem;
  color: var(--color-ink-faint);
}

@media (max-width: 760px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

/* ------------------------------------------------------------- breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.85rem;
  color: var(--color-ink-faint);
  margin-bottom: var(--space-5);
}

.breadcrumb a:hover {
  color: var(--color-accent);
}

/* -------------------------------------------------------------- table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.data-table th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border-strong);
}

.data-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-ink-soft);
  vertical-align: middle;
}

.data-table tr:hover td {
  background: var(--color-bg-sunken);
}

.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

/* -------------------------------------------------------------- modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(20, 18, 14, 0.55);
  backdrop-filter: blur(2px);
  z-index: 900;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: var(--space-8) var(--space-4);
  overflow-y: auto;
}

.modal-backdrop.is-open {
  display: flex;
}

.modal {
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 640px;
  padding: var(--space-6);
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-5);
}

.modal__header h3 {
  margin: 0;
}

.modal__close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-ink-faint);
  font-size: 1.3rem;
  line-height: 1;
}

.modal__close:hover {
  color: var(--color-ink);
}

.modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

/* ----------------------------------------------------------- pagination */
.split-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.split-nav a {
  display: block;
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--duration-fast) var(--ease), transform var(--duration-fast) var(--ease);
}

.split-nav a:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.split-nav .direction {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ink-faint);
}

.split-nav .next {
  text-align: right;
}

@media (max-width: 640px) {
  .split-nav {
    grid-template-columns: 1fr;
  }
}