/* Sidebar filter catalog — scaled for 400+ projects */

:root {
  --ember: #e94e1b;
  --ember-soft: rgba(233, 78, 27, 0.1);

  --bg: #f4f1ec;
  --white: #fff;
  --ink: #1a1917;
  --muted: #5c5852;
  --accent: #8a6d4b;
  --border: #d4cfc6;
  --sidebar-w: 280px;
  --font-serif: "Cormorant Garamond", Georgia, serif;
  --font-sans: "DM Sans", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: 0.5rem 1rem;
  background: var(--ink);
  color: var(--white);
}
.skip-link:focus { top: 1rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244, 241, 236, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: inherit;
  text-decoration: none;
}

.site-header nav {
  display: flex;
  gap: 2rem;
}

.site-header nav a {
  font-size: 0.8125rem;
  color: var(--muted);
  text-decoration: none;
}

.site-header nav a:hover,
.site-header nav a[aria-current="page"] {
  color: var(--ink);
}

/* Layout */
.catalog-page {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  max-width: 1400px;
  margin: 0 auto;
  min-height: calc(100vh - 4rem);
}

.catalog-toolbar-mobile {
  display: none;
}

/* Sidebar */
.catalog-sidebar {
  position: sticky;
  top: 4rem;
  align-self: start;
  height: calc(100vh - 4rem);
  overflow-y: auto;
  padding: 1.5rem 1.25rem 2rem;
  border-right: 1px solid var(--border);
  background: var(--white);
}

.sidebar-head h1 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 600;
  margin: 0;
}

.sidebar-total {
  font-size: 0.8125rem;
  color: var(--muted);
  margin: 0.25rem 0 1.5rem;
}

.sidebar-close {
  display: none;
}

.sidebar-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.75rem;
}

.sidebar-block {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-block:last-of-type {
  border-bottom: none;
}

.category-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.category-list button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.5rem 0.65rem;
  font-family: inherit;
  font-size: 0.875rem;
  text-align: left;
  color: var(--ink);
  background: none;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  transition: background 0.2s;
}

.category-list button:hover {
  background: var(--bg);
}

.category-list button.is-active {
  background: var(--ink);
  color: var(--white);
}

.category-list .count {
  font-size: 0.75rem;
  opacity: 0.7;
}

.category-list button.is-active .count {
  opacity: 0.85;
}

select,
.sidebar-search input,
.toolbar-search-wrap input {
  width: 100%;
  padding: 0.6rem 0.75rem;
  font-family: inherit;
  font-size: 0.875rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--bg);
  color: var(--ink);
}

.year-range {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.year-range select {
  flex: 1;
}

.year-dash {
  color: var(--muted);
}

.btn-clear {
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.65rem;
  font-family: inherit;
  font-size: 0.8125rem;
  color: var(--muted);
  background: none;
  border: 1px dashed var(--border);
  border-radius: 3px;
  cursor: pointer;
}

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

.sidebar-backdrop {
  display: none;
}

/* Main */
.catalog-main {
  padding: 1.5rem 1.5rem 3rem;
  min-width: 0;
}

.catalog-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.results-meta {
  font-size: 0.875rem;
  color: var(--muted);
  margin: 0;
}

.active-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.65rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 100px;
}

.chip button {
  padding: 0;
  font-size: 1rem;
  line-height: 1;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--muted);
}

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

.toolbar-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.toolbar-right select {
  width: auto;
  min-width: 10rem;
}

.view-toggle {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.view-btn {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  background: var(--white);
  border: none;
  color: var(--muted);
  cursor: pointer;
}

.view-btn + .view-btn {
  border-left: 1px solid var(--border);
}

.view-btn.is-active {
  background: var(--ink);
  color: var(--white);
}

/* Project grid */
.project-grid {
  display: grid;
  gap: 1.25rem;
}

.project-grid.is-grid {
  grid-template-columns: repeat(3, 1fr);
}

.project-grid.is-list {
  grid-template-columns: 1fr;
  gap: 0;
}

.project-card {
  display: block;
  color: inherit;
  text-decoration: none;
  background: var(--white);
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.project-card:hover {
  border-color: var(--border);
  box-shadow: 0 8px 24px rgba(26, 25, 23, 0.06);
}

.is-list .project-card {
  display: grid;
  grid-template-columns: 200px 1fr auto;
  align-items: center;
  gap: 1.25rem;
  padding: 0.75rem 1rem;
  border-radius: 0;
  border-bottom: 1px solid var(--border);
}

.is-list .project-card:first-child {
  border-top: 1px solid var(--border);
}

.project-card figure {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--border);
}

.is-list .project-card figure {
  aspect-ratio: 1;
  border-radius: 3px;
}

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover img {
  transform: scale(1.04);
}

.project-body {
  padding: 1rem;
}

.is-list .project-body {
  padding: 0;
}

.project-cat {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.project-card h3 {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0.35rem 0 0;
}

.project-meta {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-top: 0.25rem;
}

.is-list .project-area {
  font-size: 0.8125rem;
  color: var(--muted);
  padding-right: 0.5rem;
  white-space: nowrap;
}

.project-card .featured-tag {
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.45rem;
  background: var(--white);
  border-radius: 2px;
}

.project-card {
  position: relative;
}

.empty-state {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--muted);
}

.empty-state button {
  font-family: inherit;
  background: none;
  border: none;
  color: var(--accent);
  text-decoration: underline;
  cursor: pointer;
}

/* Pagination */
.pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.pagination button,
.pagination span {
  min-width: 2.25rem;
  height: 2.25rem;
  padding: 0 0.5rem;
  font-family: inherit;
  font-size: 0.8125rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--white);
  color: var(--ink);
  cursor: pointer;
}

.pagination span {
  border: none;
  background: none;
  cursor: default;
  min-width: auto;
}

.pagination button:hover:not(:disabled) {
  border-color: var(--ink);
}

.pagination button.is-active {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
}

.pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Mobile */
@media (max-width: 1024px) {
  .project-grid.is-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .catalog-page {
    grid-template-columns: 1fr;
  }

  .catalog-toolbar-mobile {
    display: flex;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 3.5rem;
    z-index: 40;
  }

  .btn-filter {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    font-family: inherit;
    font-size: 0.8125rem;
    font-weight: 600;
    background: var(--ink);
    color: var(--white);
    border: none;
    border-radius: 3px;
    cursor: pointer;
    white-space: nowrap;
  }

  .filter-badge {
    background: var(--accent);
    padding: 0.1rem 0.4rem;
    border-radius: 100px;
    font-size: 0.6875rem;
  }

  .toolbar-search-wrap {
    flex: 1;
  }

  .catalog-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    width: min(320px, 88vw);
    height: 100vh;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    border-right: none;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.12);
  }

  .catalog-sidebar.is-open {
    transform: translateX(0);
  }

  .sidebar-close {
    display: block;
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 2rem;
    height: 2rem;
    font-size: 1.5rem;
    line-height: 1;
    background: none;
    border: none;
    cursor: pointer;
  }

  .sidebar-backdrop.is-visible {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 99;
    background: rgba(26, 25, 23, 0.4);
  }

  .sidebar-search {
    display: none;
  }

  .catalog-main {
    padding: 1rem;
  }

  .project-grid.is-grid {
    grid-template-columns: 1fr;
  }

  .is-list .project-card {
    grid-template-columns: 100px 1fr;
  }

  .is-list .project-area {
    display: none;
  }

  .site-header nav {
    display: none;
  }
}