/* ==========================================================================
   Components
   ========================================================================== */

/* --- Header & navigation ---------------------------------------------- */

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bone) 88%, transparent);
  backdrop-filter: blur(14px) saturate(1.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
  border-bottom: 1px solid transparent;
  transition: border-color .25s var(--ease), background .25s var(--ease);
}
.site-header.is-stuck {
  border-bottom-color: var(--line);
  background: color-mix(in srgb, var(--bone) 96%, transparent);
}

.site-header__inner {
  display: flex; align-items: center; gap: var(--s-5);
  min-height: 5rem;
}

.brand {
  display: flex; align-items: center; gap: var(--s-3);
  text-decoration: none; color: var(--ink);
  margin-right: auto; flex-shrink: 0;
}
.brand:hover { color: var(--ink); }
.brand__mark { width: 2.65rem; height: 2.65rem; flex-shrink: 0; color: var(--brass); }
.brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.brand__name {
  font-family: var(--font-display); font-weight: 600;
  font-size: 1.18rem; letter-spacing: -0.01em;
}
.brand__sub {
  font-size: .62rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-3); font-weight: 600;
}

.nav { display: flex; align-items: center; gap: 0; }
.nav a {
  padding: var(--s-2) .65rem;
  border-radius: var(--r-sm);
  font-size: var(--t-sm); font-weight: 500;
  color: var(--ink-2); text-decoration: none;
  white-space: nowrap;
  transition: color .16s var(--ease), background .16s var(--ease);
}
.nav a:hover { color: var(--ink); background: var(--paper-sunk); }
.nav a[aria-current="page"] { color: var(--ink); font-weight: 600; }

.nav-toggle {
  display: none;
  width: 2.75rem; height: 2.75rem;
  align-items: center; justify-content: center;
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--paper); color: var(--ink); cursor: pointer;
}

@media (max-width: 1040px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    position: fixed; inset: 4.5rem 0 auto;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: var(--s-4) var(--s-5) var(--s-6);
    background: var(--bone);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    max-height: calc(100dvh - 4.5rem); overflow-y: auto;
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity .22s var(--ease), transform .22s var(--ease), visibility .22s;
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav a { padding: var(--s-4) var(--s-3); font-size: var(--t-md); border-radius: var(--r-md); }
  .nav .btn { margin-top: var(--s-3); justify-content: center; }
}

/* --- Buttons ----------------------------------------------------------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--s-2);
  padding: .72rem 1.35rem;
  border: 1px solid transparent; border-radius: var(--r-pill);
  font-family: var(--font-body); font-size: var(--t-sm); font-weight: 600;
  line-height: 1.2; text-decoration: none; cursor: pointer;
  white-space: nowrap;
  transition: transform .16s var(--ease), box-shadow .16s var(--ease),
              background .16s var(--ease), border-color .16s var(--ease), color .16s var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 1.05em; height: 1.05em; flex-shrink: 0; }

.btn-primary {
  background: var(--brass-deep); color: #FFFDF8;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--brass); color: #FFFDF8; box-shadow: var(--shadow-md); }
:root[data-theme="dark"] .btn-primary,
:root:not([data-theme="light"]) .btn-primary { color: #17140E; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .btn-primary { color: #FFFDF8; }
}

.btn-secondary {
  background: var(--paper); color: var(--ink);
  border-color: var(--line-strong); box-shadow: var(--shadow-sm);
}
.btn-secondary:hover { border-color: var(--brass); color: var(--ink); box-shadow: var(--shadow-md); }

.btn-ghost { background: transparent; color: var(--ink-2); border-color: var(--line); }
.btn-ghost:hover { background: var(--paper-sunk); color: var(--ink); }

.btn-lg  { padding: .95rem 1.9rem; font-size: var(--t-base); }
.btn-sm  { padding: .45rem .9rem; font-size: var(--t-xs); }
.btn-block { display: flex; width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: var(--s-3); }

.link-arrow {
  display: inline-flex; align-items: center; gap: .4em;
  font-weight: 600; font-size: var(--t-sm); text-decoration: none;
}
.link-arrow::after { content: "→"; transition: transform .18s var(--ease); }
.link-arrow:hover::after { transform: translateX(3px); }

/* --- Cards ------------------------------------------------------------- */

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: var(--s-5);
  box-shadow: var(--shadow-sm);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.card-hover:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--line-strong); }
.card-flush { padding: 0; overflow: hidden; }
.card-flush .card__body { padding: var(--s-5); }
.card__title { margin-bottom: var(--s-2); }

/* --- Photo placeholder slots ------------------------------------------ */

.photo {
  position: relative;
  display: grid; place-items: center;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--r-md);
  background:
    repeating-linear-gradient(135deg,
      color-mix(in srgb, var(--slate) 8%, var(--paper-sunk)) 0 14px,
      var(--paper-sunk) 14px 28px);
  color: var(--ink-3);
  isolation: isolate;
}
.photo::after {
  content: ""; position: absolute; inset: 0;
  box-shadow: inset 0 0 0 1px var(--line);
  border-radius: inherit; pointer-events: none;
}
.photo img { width: 100%; height: 100%; object-fit: cover; }
.photo__label {
  position: relative; z-index: 1;
  max-width: 85%; text-align: center;
  font-family: var(--font-mono); font-size: .68rem;
  letter-spacing: .06em; text-transform: uppercase;
  line-height: 1.5; padding: var(--s-3) var(--s-4);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  border-radius: var(--r-sm);
  border: 1px dashed var(--line-strong);
}
.photo-wide    { aspect-ratio: 16 / 9; }
.photo-square  { aspect-ratio: 1 / 1; }
.photo-tall    { aspect-ratio: 3 / 4; }
.photo-hero    { aspect-ratio: 21 / 9; border-radius: var(--r-xl); }
@media (max-width: 720px) { .photo-hero { aspect-ratio: 4 / 3; } }

/* --- Badges & status --------------------------------------------------- */

.badge {
  display: inline-flex; align-items: center; gap: .4em;
  padding: .28rem .7rem;
  border-radius: var(--r-pill);
  font-size: var(--t-xs); font-weight: 650;
  letter-spacing: .04em; text-transform: uppercase;
  background: var(--paper-sunk); color: var(--ink-2);
  border: 1px solid var(--line);
  white-space: nowrap;
}
.badge::before {
  content: ""; width: .45em; height: .45em; border-radius: 50%;
  background: currentColor; flex-shrink: 0;
}
.badge-plain::before { display: none; }

/* Litter / puppy lifecycle — Planned → Expecting → Born → Available → Reserved → Placed */
.badge-planned   { background: var(--heather-soft); color: var(--heather);  border-color: transparent; }
.badge-expecting { background: var(--heather-soft); color: var(--heather);  border-color: transparent; }
.badge-born      { background: var(--warn-soft);    color: var(--warn);     border-color: transparent; }
.badge-available { background: var(--ok-soft);      color: var(--ok);       border-color: transparent; }
.badge-reserved  { background: var(--brass-soft);   color: var(--brass-deep); border-color: transparent; }
.badge-placed    { background: var(--paper-sunk);   color: var(--ink-3);    border-color: var(--line); }

/* --- Callouts ---------------------------------------------------------- */

.note {
  display: flex; gap: var(--s-4);
  padding: var(--s-5);
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--paper);
  font-size: var(--t-sm); line-height: 1.6;
}
.note__icon { flex-shrink: 0; width: 1.4rem; height: 1.4rem; margin-top: .1rem; }
.note__body > :last-child { margin-bottom: 0; }
.note__title { font-weight: 650; margin-bottom: var(--s-2); color: var(--ink); }

.note-info  { background: var(--heather-soft); border-color: transparent; }
.note-info  .note__icon { color: var(--heather); }
.note-ok    { background: var(--ok-soft); border-color: transparent; }
.note-ok    .note__icon { color: var(--ok); }
.note-warn  { background: var(--warn-soft); border-color: transparent; }
.note-warn  .note__icon { color: var(--warn); }
.note-alert { background: var(--stop-soft); border-color: transparent; }
.note-alert .note__icon { color: var(--stop); }

/* --- Trust bar --------------------------------------------------------- */

.trust {
  display: grid; gap: var(--s-4);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
  padding: var(--s-5) 0;
}
.trust__item { display: flex; gap: var(--s-3); align-items: flex-start; }
.trust__icon { width: 1.6rem; height: 1.6rem; color: var(--brass); flex-shrink: 0; }
.trust__label { font-weight: 650; font-size: var(--t-sm); line-height: 1.3; }
.trust__meta  { font-size: var(--t-xs); color: var(--ink-3); line-height: 1.4; }

/* --- Tables ------------------------------------------------------------ */

.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--r-md); }

.table {
  width: 100%; border-collapse: collapse;
  font-size: var(--t-sm); min-width: 32rem;
}
.table th, .table td {
  padding: var(--s-3) var(--s-4);
  text-align: left; vertical-align: top;
  border-bottom: 1px solid var(--line);
}
.table th {
  font-weight: 650; color: var(--ink);
  background: var(--paper-sunk);
  font-size: var(--t-xs); letter-spacing: .06em; text-transform: uppercase;
  white-space: nowrap;
}
.table tbody tr:last-child td { border-bottom: 0; }
.table td.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.table-boxed { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }

/* --- Accordion --------------------------------------------------------- */

.acc { border: 1px solid var(--line); border-radius: var(--r-md); background: var(--paper); overflow: hidden; }
.acc + .acc { margin-top: var(--s-3); }
.acc summary {
  display: flex; align-items: center; justify-content: space-between; gap: var(--s-4);
  padding: var(--s-4) var(--s-5);
  font-weight: 600; cursor: pointer; list-style: none;
  transition: background .16s var(--ease);
}
.acc summary::-webkit-details-marker { display: none; }
.acc summary:hover { background: var(--paper-sunk); }
.acc summary::after {
  content: "+"; font-family: var(--font-mono); font-size: 1.3em;
  color: var(--brass); flex-shrink: 0; line-height: 1;
  transition: transform .22s var(--ease);
}
.acc[open] summary::after { transform: rotate(45deg); }
.acc__body { padding: 0 var(--s-5) var(--s-5); color: var(--ink-2); font-size: var(--t-sm); }
.acc__body > :last-child { margin-bottom: 0; }

/* --- Forms ------------------------------------------------------------- */

.field { display: flex; flex-direction: column; gap: var(--s-2); margin-bottom: var(--s-5); }
.field:last-child { margin-bottom: 0; }

.label { font-weight: 600; font-size: var(--t-sm); color: var(--ink); }
.label .req { color: var(--stop); margin-left: .15em; }
.hint { font-size: var(--t-xs); color: var(--ink-3); line-height: 1.5; }

.input, .select, .textarea {
  width: 100%;
  padding: .72rem .9rem;
  font-family: inherit; font-size: var(--t-base); color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  transition: border-color .16s var(--ease), box-shadow .16s var(--ease);
}
.textarea { min-height: 7rem; resize: vertical; line-height: 1.6; }
.select { appearance: none; padding-right: 2.4rem;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23767F88' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 1rem center;
}
.input:focus, .select:focus, .textarea:focus {
  outline: none; border-color: var(--brass); box-shadow: var(--ring);
}
.input::placeholder, .textarea::placeholder { color: var(--ink-3); }
.input:user-invalid, .textarea:user-invalid, .select:user-invalid {
  border-color: var(--stop); box-shadow: 0 0 0 3px color-mix(in srgb, var(--stop) 18%, transparent);
}

.choice {
  display: flex; align-items: flex-start; gap: var(--s-3);
  padding: var(--s-4);
  border: 1px solid var(--line-strong); border-radius: var(--r-md);
  background: var(--paper); cursor: pointer;
  transition: border-color .16s var(--ease), background .16s var(--ease);
}
.choice:hover { border-color: var(--brass); }
.choice input { margin-top: .25rem; accent-color: var(--brass-deep); flex-shrink: 0; width: 1.05rem; height: 1.05rem; }
.choice:has(input:checked) { border-color: var(--brass); background: var(--brass-soft); }
.choice__text { font-size: var(--t-sm); line-height: 1.5; }
.choice__text strong { display: block; }

.choice-grid { display: grid; gap: var(--s-3); grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr)); }

fieldset { border: 0; padding: 0; margin: 0 0 var(--s-5); }
legend { padding: 0; font-weight: 600; font-size: var(--t-sm); margin-bottom: var(--s-3); }

.field-error { font-size: var(--t-xs); color: var(--stop); font-weight: 600; }

/* --- Footer ------------------------------------------------------------ */

.site-footer {
  background: var(--paper);
  border-top: 1px solid var(--line);
  padding-block: var(--s-8) var(--s-6);
  margin-top: var(--s-8);
}
.footer-grid {
  display: grid; gap: var(--s-6);
  grid-template-columns: minmax(min(100%, 18rem), 1.4fr) repeat(auto-fit, minmax(min(100%, 9rem), 1fr));
}
.footer-col h2 {
  font-family: var(--font-body); font-size: var(--t-xs);
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: var(--s-3);
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: var(--s-2); }
.footer-col a { color: var(--ink-2); text-decoration: none; font-size: var(--t-sm); }
.footer-col a:hover { color: var(--brass-deep); }

.footer-bottom {
  display: flex; flex-wrap: wrap; gap: var(--s-4);
  align-items: center; justify-content: space-between;
  margin-top: var(--s-7); padding-top: var(--s-5);
  border-top: 1px solid var(--line);
  font-size: var(--t-xs); color: var(--ink-3);
}
.footer-bottom a { color: var(--ink-3); text-decoration: none; }
.footer-bottom a:hover { color: var(--brass-deep); }

/* --- Theme toggle ------------------------------------------------------ */

.theme-toggle {
  width: 2.4rem; height: 2.4rem; flex-shrink: 0;
  display: inline-grid; place-items: center;
  border: 1px solid var(--line); border-radius: var(--r-pill);
  background: var(--paper); color: var(--ink-2); cursor: pointer;
  transition: color .16s var(--ease), border-color .16s var(--ease);
}
.theme-toggle:hover { color: var(--ink); border-color: var(--line-strong); }
.theme-toggle svg { width: 1.05rem; height: 1.05rem; }
.theme-toggle .icon-moon { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-sun  { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .icon-sun  { display: none; }
  :root[data-theme="dark"] .theme-toggle .icon-moon { display: block; }
}