/* =========================================================
   КАТАЛОГ — стили страницы dogs.html
   ========================================================= */

/* Заголовок страницы */
.page-head {
  padding: 60px 0 50px;
  border-bottom: 1px solid var(--line);
}

.page-head__title {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
}

.page-head__lead {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 640px;
  margin: 0;
}

.page-head__lead strong {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--ink);
}

/* Активный пункт меню */
.nav a.is-active { color: var(--ink); }
.nav a.is-active::after { transform: scaleX(1); }

/* Раскладка каталога */
.catalog { padding: 50px 0 120px; }

.catalog__layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 56px;
  align-items: start;
}

/* =========================================================
   ФИЛЬТРЫ
   ========================================================= */

.filters {
  position: sticky;
  top: 90px;
}

.filters__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 28px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--ink);
}

.filters__head h2 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  margin: 0;
}

.filters__reset {
  font-size: 13px;
  color: var(--ink-mute);
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color 0.2s, border-color 0.2s;
}

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

.filter-group {
  border: none;
  margin: 0 0 28px;
  padding: 0;
}

.filter-group legend {
  font-family: var(--font-text);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 12px;
  padding: 0;
}

.chip {
  display: inline-block;
  margin: 0 6px 6px 0;
  cursor: pointer;
  user-select: none;
}

.chip input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.chip span {
  display: inline-block;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-soft);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 100px;
  transition: all 0.2s;
}

.chip:hover span { border-color: var(--ink); color: var(--ink); }

.chip input:checked + span {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

.chip input:focus-visible + span {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* =========================================================
   РЕЗУЛЬТАТЫ
   ========================================================= */

.catalog__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 14px;
  margin-bottom: 28px;
  border-bottom: 2px solid var(--ink);
}

.catalog__count {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
}

.catalog__count span {
  color: var(--ink-mute);
  font-weight: 400;
}

.catalog__sort {
  font-family: var(--font-text);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
  padding: 8px 32px 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path d='M2 4l4 4 4-4' stroke='%231A1714' stroke-width='1.5' fill='none' stroke-linecap='round'/></svg>");
  background-repeat: no-repeat;
  background-position: right 12px center;
}

.catalog__sort:hover { border-color: var(--ink); }
.catalog__sort:focus { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Сетка каталога: 3 колонки */
.dogs-grid--catalog {
  grid-template-columns: repeat(3, 1fr);
  gap: 32px 24px;
}

/* Пустое состояние */
.empty {
  text-align: center;
  padding: 80px 24px;
  border: 1px dashed var(--line);
  border-radius: var(--radius-lg);
}

.empty h3 {
  font-size: 28px;
  font-weight: 500;
  margin: 0 0 12px;
}

.empty p { color: var(--ink-soft); margin: 0; }

.empty__reset {
  color: var(--accent);
  font-weight: 600;
  border-bottom: 1px solid var(--accent);
  padding-bottom: 1px;
}

/* Анимация появления карточек */
.dog-card {
  animation: cardIn 0.4s ease both;
}

@keyframes cardIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* =========================================================
   АДАПТИВ
   ========================================================= */

@media (max-width: 1024px) {
  .catalog__layout { grid-template-columns: 1fr; gap: 32px; }
  .filters { position: static; }
  .dogs-grid--catalog { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .page-head { padding: 36px 0 32px; }
  .catalog { padding: 32px 0 80px; }
  .dogs-grid--catalog { grid-template-columns: 1fr; }
  .catalog__bar { flex-direction: column; align-items: flex-start; gap: 12px; }
}