/* ==========================================================================
   Decoyard Interiors — Digital Wallcovering Library Design System
   Minimalist architectural luxury inspired by Apple editorial precision
   ========================================================================== */

:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f5f5f7;
  --bg-tertiary: #fbfbfd;
  --surface-glass: rgba(255, 255, 255, 0.82);
  --ink-primary: #1d1d1f;
  --ink-secondary: #6e6e73;
  --ink-tertiary: #86868b;
  --brand-navy: #002645;
  --brand-accent: #0066cc;
  --brand-accent-hover: #0052a3;
  --border-subtle: rgba(0, 0, 0, 0.075);
  --border-strong: rgba(0, 0, 0, 0.15);
  --danger: #c9342b;
  --success: #1d7d46;
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 26px;
  --radius-pill: 999px;
  --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 12px 34px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.14);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --container-max: 1400px;
  --nav-height: 64px;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink-primary);
  background: var(--bg-primary);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 28px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 18px;
  }
}

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

/* --------------------------------------------------------------------------
   Typography Helpers
   -------------------------------------------------------------------------- */
.eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-secondary);
  margin-bottom: 10px;
  display: inline-block;
}

.heading-xl {
  font-size: clamp(2.25rem, 4.2vw, 3.6rem);
  font-weight: 600;
  letter-spacing: -0.032em;
  line-height: 1.07;
  margin: 0 0 18px;
}

.heading-lg {
  font-size: clamp(1.7rem, 2.8vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.026em;
  line-height: 1.14;
  margin: 0;
}

.heading-md {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.018em;
  line-height: 1.25;
  margin: 0;
}

.lead-text {
  font-size: clamp(1.02rem, 1.3vw, 1.18rem);
  color: var(--ink-secondary);
  line-height: 1.55;
  max-width: 58ch;
  margin: 0;
}

/* --------------------------------------------------------------------------
   Buttons & Controls
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: -0.008em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s var(--ease-out), color 0.2s var(--ease-out), border-color 0.2s var(--ease-out), transform 0.16s var(--ease-out);
  white-space: nowrap;
  background: var(--bg-secondary);
  color: var(--ink-primary);
}

.btn:active {
  transform: scale(0.985);
}

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

.btn-primary:hover {
  background: #333336;
}

.btn-accent {
  background: var(--brand-navy);
  color: #ffffff;
}

.btn-accent:hover {
  background: #003865;
}

.btn-secondary {
  background: var(--bg-secondary);
  color: var(--ink-primary);
  border-color: var(--border-subtle);
}

.btn-secondary:hover {
  background: #ebebef;
  border-color: var(--border-strong);
}

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

.btn-outline:hover {
  background: var(--bg-secondary);
}

.btn-ghost {
  background: transparent;
  color: var(--ink-secondary);
  padding: 8px 12px;
}

.btn-ghost:hover {
  color: var(--ink-primary);
  background: rgba(0, 0, 0, 0.04);
}

.btn-danger {
  background: rgba(201, 52, 43, 0.09);
  color: var(--danger);
  border-color: rgba(201, 52, 43, 0.2);
}

.btn-danger:hover {
  background: var(--danger);
  color: #ffffff;
}

.btn-sm {
  padding: 7px 14px;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 14px 26px;
  font-size: 0.96rem;
}

.btn-block {
  width: 100%;
}

/* --------------------------------------------------------------------------
   Global Navigation Header
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  height: var(--nav-height);
  background: var(--surface-glass);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-subtle);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-logo-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-logo-img {
  height: 36px;
  width: auto;
  object-fit: contain;
}

.brand-library-badge {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-secondary);
  padding-left: 12px;
  border-left: 1px solid var(--border-strong);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 450;
  color: var(--ink-secondary);
  transition: color 0.18s ease, background 0.18s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--ink-primary);
  background: rgba(0, 0, 0, 0.045);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-search-wrap {
  position: relative;
  width: 240px;
  transition: width 0.25s var(--ease-out);
}

.header-search-wrap:focus-within {
  width: 300px;
}

.header-search-input {
  width: 100%;
  height: 36px;
  padding: 0 14px 0 34px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
  background: rgba(0, 0, 0, 0.035);
  font-size: 0.84rem;
  color: var(--ink-primary);
  outline: none;
  transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.header-search-input:focus {
  background: #ffffff;
  border-color: var(--brand-accent);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.12);
}

.header-search-icon {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-tertiary);
  pointer-events: none;
}

.nav-icon-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 36px;
  padding: 0 13px;
  border-radius: var(--radius-pill);
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--ink-primary);
  background: rgba(0, 0, 0, 0.04);
  transition: background 0.18s ease;
}

.nav-icon-pill:hover {
  background: rgba(0, 0, 0, 0.08);
}

.count-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: var(--radius-pill);
  background: var(--ink-primary);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 600;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  color: var(--ink-primary);
}

/* Autocomplete Dropdown */
.autocomplete-popover {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  min-width: 310px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 6px;
  z-index: 120;
  display: none;
}

.autocomplete-popover.open {
  display: block;
}

.ac-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  transition: background 0.15s ease;
}

.ac-item:hover {
  background: var(--bg-secondary);
}

.ac-thumb {
  width: 36px;
  height: 36px;
  border-radius: 6px;
  object-fit: cover;
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.ac-type {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-tertiary);
  font-weight: 600;
}

.ac-label {
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--ink-primary);
}

.ac-sub {
  font-size: 0.76rem;
  color: var(--ink-secondary);
}

@media (max-width: 1024px) {
  .main-nav,
  .header-search-wrap,
  .brand-library-badge {
    display: none;
  }
  .mobile-menu-btn {
    display: inline-flex;
  }
}

.mobile-nav-drawer {
  display: none;
  background: #ffffff;
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 20px 22px;
}

.mobile-nav-drawer.open {
  display: block;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 12px;
}

.mobile-nav-links a {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.mobile-nav-links a:hover {
  background: var(--bg-secondary);
}

/* --------------------------------------------------------------------------
   Flash Banners & Toast Notifications
   -------------------------------------------------------------------------- */
.flash-stack {
  padding-top: 16px;
}

.flash-alert {
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  margin-bottom: 10px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
}

.flash-alert.success {
  background: #edf7f1;
  border-color: rgba(29, 125, 70, 0.22);
  color: #145932;
}

.flash-alert.error {
  background: #fdf0ef;
  border-color: rgba(201, 52, 43, 0.25);
  color: #9e221b;
}

.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  background: rgba(29, 29, 31, 0.94);
  backdrop-filter: blur(12px);
  color: #ffffff;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 0.86rem;
  box-shadow: var(--shadow-md);
  pointer-events: auto;
  animation: toastIn 0.25s var(--ease-out);
  max-width: 360px;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --------------------------------------------------------------------------
   Homepage Sections
   -------------------------------------------------------------------------- */
.hero-section {
  padding: 64px 0 56px;
  background: linear-gradient(180deg, #fbfbfd 0%, #ffffff 100%);
  border-bottom: 1px solid var(--border-subtle);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.hero-search-box {
  margin-top: 28px;
  position: relative;
  max-width: 560px;
}

.hero-search-form {
  display: flex;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill);
  padding: 6px 6px 6px 18px;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.hero-search-form:focus-within {
  border-color: var(--brand-accent);
  box-shadow: 0 8px 28px rgba(0, 38, 69, 0.1);
}

.hero-search-input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 0.96rem;
  color: var(--ink-primary);
  background: transparent;
  padding: 8px 10px;
  min-width: 0;
}

.hero-quick-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
}

.hero-stats-row {
  display: flex;
  gap: 32px;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.hero-stat-num {
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink-primary);
}

.hero-stat-label {
  font-size: 0.78rem;
  color: var(--ink-secondary);
}

.hero-mosaic {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 175px;
  gap: 14px;
}

.hero-swatch-tile {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-secondary);
  box-shadow: var(--shadow-xs);
}

.hero-swatch-tile:nth-child(1) {
  grid-column: span 2;
  grid-row: span 2;
}

.hero-swatch-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.hero-swatch-tile:hover img {
  transform: scale(1.045);
}

.hero-tile-caption {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
}

.hero-tile-caption strong {
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hero-tile-caption span {
  color: var(--ink-secondary);
  font-size: 0.72rem;
  flex-shrink: 0;
}

@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .hero-mosaic {
    grid-auto-rows: 140px;
  }
}

.section-block {
  padding: 68px 0;
}

.section-block.alt-bg {
  background: var(--bg-secondary);
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

/* Visual Search Feature Callout Strip */
.visual-callout {
  background: var(--brand-navy);
  color: #ffffff;
  border-radius: var(--radius-xl);
  padding: 44px 48px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 36px;
  align-items: center;
}

.visual-callout .eyebrow {
  color: rgba(255, 255, 255, 0.68);
}

.visual-callout p {
  color: rgba(255, 255, 255, 0.8);
  margin: 12px 0 24px;
  max-width: 54ch;
}

.cv-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.cv-pillar-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
  padding: 16px;
}

.cv-pillar-card strong {
  display: block;
  font-size: 0.88rem;
  margin-bottom: 4px;
}

.cv-pillar-card span {
  font-size: 0.76rem;
  color: rgba(255, 255, 255, 0.72);
}

@media (max-width: 860px) {
  .visual-callout {
    grid-template-columns: 1fr;
    padding: 30px 24px;
  }
  .cv-pillars {
    grid-template-columns: 1fr;
  }
}

/* Curated Category Grid */
.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.category-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
}

.category-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-out);
}

.category-card:hover img {
  transform: scale(1.05);
}

.category-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 38%, rgba(0, 0, 0, 0.68) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 18px;
  color: #ffffff;
}

.category-overlay h3 {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.category-overlay span {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.82);
}

@media (max-width: 980px) {
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .category-grid {
    grid-template-columns: 1fr;
  }
}

/* Brand Showcase Cards */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.brand-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  transition: box-shadow 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}

.brand-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.brand-triptych {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: 120px;
  gap: 8px;
  height: 120px;
  margin-bottom: 18px;
  overflow: hidden;
}

.brand-triptych img {
  width: 100%;
  height: 120px;
  min-height: 0;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  display: block;
}

.brand-meta-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.brand-origin-pill {
  font-size: 0.73rem;
  font-weight: 500;
  color: var(--ink-secondary);
  background: var(--bg-secondary);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}

.brand-summary {
  font-size: 0.875rem;
  color: var(--ink-secondary);
  margin: 10px 0 0;
  line-height: 1.5;
}

.brand-stats-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.82rem;
  color: var(--ink-secondary);
}

@media (max-width: 940px) {
  .brands-grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Product & Swatch Cards (Shared across Home, Library, Visual Search, Saved)
   -------------------------------------------------------------------------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.library-layout .product-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 1180px) {
  .product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .library-layout .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .product-grid,
  .library-layout .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (max-width: 440px) {
  .product-grid,
  .library-layout .product-grid {
    grid-template-columns: 1fr;
  }
}

.product-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.25s var(--ease-out), border-color 0.25s var(--ease-out), transform 0.25s var(--ease-out);
  position: relative;
}

.product-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.card-media {
  position: relative;
  aspect-ratio: 1 / 1;
  background: var(--bg-secondary);
  overflow: hidden;
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s var(--ease-out);
}

.product-card:hover .card-media img {
  transform: scale(1.03);
}

.card-fav-btn {
  position: absolute;
  top: 11px;
  right: 11px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(8px);
  color: var(--ink-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 3;
  box-shadow: var(--shadow-xs);
  transition: transform 0.16s ease, color 0.16s ease, background 0.16s ease;
}

.card-fav-btn:hover {
  transform: scale(1.08);
  color: var(--ink-primary);
  background: #ffffff;
}

.card-fav-btn.active {
  color: #d92b4b;
}

.card-fav-btn.active svg {
  fill: currentColor;
}

.card-sim-badge {
  position: absolute;
  top: 11px;
  left: 11px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(0, 38, 69, 0.9);
  backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 0.76rem;
  font-weight: 600;
  z-index: 3;
}

.card-body {
  padding: 14px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.card-brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.74rem;
  color: var(--ink-secondary);
}

.card-brand {
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.card-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.73rem;
  color: var(--ink-tertiary);
}

.card-title {
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: -0.012em;
  color: var(--ink-primary);
  margin: 0;
  line-height: 1.3;
}

.card-meta-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 2px;
}

.mini-tag {
  font-size: 0.7rem;
  color: var(--ink-secondary);
  background: var(--bg-secondary);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}

.card-swatches {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding-top: 8px;
}

.card-swatch-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.16);
  padding: 0;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  flex-shrink: 0;
}

.card-swatch-dot:hover,
.card-swatch-dot.active {
  transform: scale(1.2);
  box-shadow: 0 0 0 2px #ffffff, 0 0 0 3.5px var(--ink-primary);
}

.card-swatch-more {
  font-size: 0.72rem;
  color: var(--ink-tertiary);
  font-weight: 500;
  margin-left: 2px;
}

/* --------------------------------------------------------------------------
   Wallcovering Library Page (/library)
   -------------------------------------------------------------------------- */
.library-top-banner {
  padding: 34px 0 24px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-tertiary);
}

.library-header-flex {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.library-layout {
  display: grid;
  grid-template-columns: 292px minmax(0, 1fr);
  gap: 34px;
  padding-top: 28px;
  padding-bottom: 72px;
  align-items: start;
}

.filter-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + 20px);
  max-height: calc(100vh - var(--nav-height) - 36px);
  overflow-y: auto;
  padding-right: 8px;
  scrollbar-width: thin;
}

.filter-group {
  padding: 18px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.filter-group:first-child {
  padding-top: 0;
}

.filter-group-title {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-primary);
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.filter-search-input {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 0.86rem;
  outline: none;
}

.filter-search-input:focus {
  border-color: var(--brand-accent);
}

/* Segmented Role Selector (Any / Primary / Secondary) */
.segmented-control {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--bg-secondary);
  padding: 3px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.seg-btn {
  border: none;
  background: transparent;
  padding: 5px 6px;
  font-size: 0.74rem;
  font-weight: 500;
  color: var(--ink-secondary);
  border-radius: 7px;
  cursor: pointer;
  transition: background 0.16s ease, color 0.16s ease;
}

.seg-btn.active {
  background: #ffffff;
  color: var(--ink-primary);
  box-shadow: var(--shadow-xs);
}

/* 12-Color Family Visual Swatch Picker */
.color-swatch-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.color-family-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 7px 4px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.color-family-btn:hover {
  background: var(--bg-secondary);
}

.color-family-btn.active {
  background: var(--bg-secondary);
  border-color: var(--ink-primary);
}

.color-family-btn.disabled {
  opacity: 0.35;
}

.cf-circle {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.15);
  position: relative;
}

.color-family-btn.active .cf-circle::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1.5px solid var(--ink-primary);
}

.cf-label {
  font-size: 0.68rem;
  color: var(--ink-secondary);
  text-align: center;
  line-height: 1.15;
}

.cf-count {
  font-size: 0.64rem;
  color: var(--ink-tertiary);
}

.custom-hex-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--border-subtle);
}

.hex-color-input {
  width: 34px;
  height: 34px;
  padding: 2px;
  border-radius: 8px;
  border: 1px solid var(--border-strong);
  background: #ffffff;
  cursor: pointer;
}

.hex-text-input {
  flex: 1;
  padding: 7px 10px;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  font-size: 0.8rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* Orientation & Checkbox Options */
.check-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.check-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 5px 8px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.86rem;
  transition: background 0.15s ease;
}

.check-item:hover {
  background: var(--bg-secondary);
}

.check-item-left {
  display: flex;
  align-items: center;
  gap: 9px;
}

.check-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--ink-primary);
  cursor: pointer;
}

.facet-count {
  font-size: 0.75rem;
  color: var(--ink-tertiary);
  font-variant-numeric: tabular-nums;
}

/* Tag Pills Filter */
.tag-pills-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-filter-pill {
  border: 1px solid var(--border-subtle);
  background: #ffffff;
  color: var(--ink-primary);
  padding: 5px 11px;
  border-radius: var(--radius-pill);
  font-size: 0.79rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.15s ease;
}

.tag-filter-pill:hover {
  border-color: var(--border-strong);
  background: var(--bg-secondary);
}

.tag-filter-pill.active {
  background: var(--ink-primary);
  color: #ffffff;
  border-color: var(--ink-primary);
}

.tag-filter-pill.active .facet-count {
  color: rgba(255, 255, 255, 0.72);
}

/* Library Toolbar & Active Chips */
.library-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
}

.toolbar-counts {
  font-size: 0.9rem;
  color: var(--ink-secondary);
}

.toolbar-counts strong {
  color: var(--ink-primary);
  font-weight: 600;
}

.toolbar-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.view-toggle {
  display: inline-flex;
  background: var(--bg-secondary);
  padding: 3px;
  border-radius: var(--radius-pill);
}

.view-toggle button {
  border: none;
  background: transparent;
  padding: 5px 13px;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink-secondary);
  cursor: pointer;
}

.view-toggle button.active {
  background: #ffffff;
  color: var(--ink-primary);
  box-shadow: var(--shadow-xs);
}

.sort-select {
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-strong);
  background: #ffffff;
  font-size: 0.82rem;
  color: var(--ink-primary);
  cursor: pointer;
}

.mobile-filter-trigger {
  display: none;
}

.active-chips-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.active-chips-bar:empty {
  display: none;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  border-radius: var(--radius-pill);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  font-size: 0.79rem;
  color: var(--ink-primary);
}

.filter-chip button {
  border: none;
  background: none;
  padding: 0;
  cursor: pointer;
  color: var(--ink-secondary);
  font-size: 0.95rem;
  line-height: 1;
}

.reset-all-btn {
  border: none;
  background: none;
  color: var(--brand-accent);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  padding: 4px 8px;
}

.reset-all-btn:hover {
  text-decoration: underline;
}

.load-more-wrap {
  margin-top: 38px;
  text-align: center;
}

.empty-state {
  text-align: center;
  padding: 64px 24px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
}

@media (max-width: 960px) {
  .library-layout {
    grid-template-columns: 1fr;
  }
  .mobile-filter-trigger {
    display: inline-flex;
  }
  .filter-sidebar {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 200;
    background: #ffffff;
    max-height: 100vh;
    padding: 22px;
  }
  .filter-sidebar.mobile-open {
    display: block;
  }
}

.mobile-drawer-header {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border-subtle);
}

@media (max-width: 960px) {
  .mobile-drawer-header {
    display: flex;
  }
}

/* --------------------------------------------------------------------------
   Individual Product Page (/product/<slug>)
   -------------------------------------------------------------------------- */
.breadcrumb-bar {
  padding: 18px 0;
  font-size: 0.82rem;
  color: var(--ink-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.breadcrumb-bar a:hover {
  color: var(--ink-primary);
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 48px;
  padding-bottom: 64px;
  align-items: start;
}

.product-Gallery-col {
  position: sticky;
  top: calc(var(--nav-height) + 20px);
}

.media-mode-tabs {
  display: inline-flex;
  background: var(--bg-secondary);
  padding: 4px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
}

.media-tab-btn {
  border: none;
  background: transparent;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--ink-secondary);
  cursor: pointer;
}

.media-tab-btn.active {
  background: #ffffff;
  color: var(--ink-primary);
  box-shadow: var(--shadow-xs);
}

.main-swatch-stage {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  aspect-ratio: 1 / 1;
  cursor: zoom-in;
}

.main-swatch-stage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform-origin: center center;
  transition: transform 0.2s ease-out;
}

.main-swatch-stage.zoomed {
  cursor: zoom-out;
}

.stage-overlay-bar {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
}

.stage-pill {
  pointer-events: auto;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--ink-primary);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-xs);
  cursor: pointer;
}

.room-scenes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.room-scene-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
}

.room-scene-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.room-scene-caption {
  padding: 10px 14px;
  font-size: 0.82rem;
  color: var(--ink-secondary);
  background: #ffffff;
}

.product-info-col {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.product-brand-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brand-accent);
}

.product-title {
  font-size: clamp(1.85rem, 3vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.028em;
  margin: 6px 0 10px;
  line-height: 1.12;
}

.active-ref-line {
  font-size: 0.92rem;
  color: var(--ink-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.ref-code-badge {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  background: var(--bg-secondary);
  padding: 3px 10px;
  border-radius: 6px;
  color: var(--ink-primary);
  font-weight: 600;
}

.product-description {
  font-size: 0.96rem;
  color: var(--ink-secondary);
  line-height: 1.62;
  margin: 0;
}

/* Colorway Swatch Selector Matrix */
.swatches-panel {
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: 20px 0;
}

.swatches-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  font-size: 0.86rem;
}

.swatch-thumbs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(64px, 1fr));
  gap: 10px;
  max-height: 310px;
  overflow-y: auto;
  padding: 3px;
}

.swatch-thumb-btn {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 4px;
  background: #ffffff;
  cursor: pointer;
  text-align: center;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.swatch-thumb-btn:hover {
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.swatch-thumb-btn.active {
  border-color: var(--ink-primary);
  box-shadow: 0 0 0 1.5px var(--ink-primary);
}

.swatch-thumb-btn img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 6px;
  background: var(--bg-secondary);
}

.swatch-thumb-code {
  display: block;
  font-size: 0.67rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--ink-secondary);
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Professional Specification Tools */
.spec-actions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.spec-utility-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* Technical Specifications Table */
.specs-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

.specs-table tr {
  border-bottom: 1px solid var(--border-subtle);
}

.specs-table tr:last-child {
  border-bottom: none;
}

.specs-table th {
  text-align: left;
  padding: 11px 12px 11px 0;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--ink-secondary);
  width: 38%;
  vertical-align: top;
}

.specs-table td {
  padding: 11px 0;
  font-size: 0.88rem;
  color: var(--ink-primary);
  font-weight: 450;
}

@media (max-width: 960px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .product-Gallery-col {
    position: static;
  }
}

/* Fullscreen Lightbox */
.lightbox-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 15, 18, 0.92);
  backdrop-filter: blur(14px);
  z-index: 400;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 28px;
}

.lightbox-backdrop.open {
  display: flex;
}

.lightbox-backdrop img {
  max-width: 92vw;
  max-height: 88vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.lightbox-close {
  position: absolute;
  top: 22px;
  right: 24px;
  background: rgba(255, 255, 255, 0.14);
  color: #ffffff;
  border: none;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  font-size: 1.3rem;
  cursor: pointer;
}

/* --------------------------------------------------------------------------
   Visual Similarity Search Studio (/visual-search)
   -------------------------------------------------------------------------- */
.vs-workspace {
  display: grid;
  grid-template-columns: 390px minmax(0, 1fr);
  gap: 36px;
  padding: 32px 0 72px;
  align-items: start;
}

.vs-control-panel {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-xs);
  position: sticky;
  top: calc(var(--nav-height) + 20px);
}

.dropzone {
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 28px 18px;
  text-align: center;
  background: var(--bg-tertiary);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.dropzone:hover,
.dropzone.dragover {
  border-color: var(--brand-accent);
  background: rgba(0, 102, 204, 0.04);
}

.crop-stage-wrap {
  margin-top: 16px;
  display: none;
}

.crop-stage-wrap.visible {
  display: block;
}

.crop-canvas-container {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #141416;
  border: 1px solid var(--border-subtle);
  touch-action: none;
}

.crop-canvas-container canvas {
  width: 100%;
  height: auto;
  display: block;
  cursor: crosshair;
}

.priority-slider-box {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--border-subtle);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--ink-secondary);
  margin-bottom: 8px;
}

.balance-range {
  width: 100%;
  accent-color: var(--brand-navy);
  cursor: pointer;
}

.sample-try-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 10px;
}

.sample-try-btn {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 3px;
  background: #ffffff;
  cursor: pointer;
  transition: border-color 0.15s ease;
}

.sample-try-btn:hover {
  border-color: var(--ink-primary);
}

.sample-try-btn img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 6px;
}

.vs-reference-summary {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.palette-chips {
  display: flex;
  align-items: center;
  gap: 8px;
}

.palette-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px 4px 5px;
  background: #ffffff;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
  font-size: 0.74rem;
}

.palette-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.14);
}

.cv-disclaimer-note {
  background: #fbfbfd;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 0.8rem;
  color: var(--ink-secondary);
  margin-bottom: 22px;
}

.metric-bars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 10px;
  padding-top: 8px;
  margin-top: 6px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.69rem;
  color: var(--ink-secondary);
}

.mbar-track {
  height: 4px;
  background: var(--bg-secondary);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 2px;
}

.mbar-fill {
  height: 100%;
  background: var(--brand-navy);
  border-radius: 4px;
}

@media (max-width: 980px) {
  .vs-workspace {
    grid-template-columns: 1fr;
  }
  .vs-control-panel {
    position: static;
  }
}

/* --------------------------------------------------------------------------
   Modals (Request Sample, Pricing Assistance, Save to Collection)
   -------------------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 15, 20, 0.48);
  backdrop-filter: blur(6px);
  z-index: 260;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

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

.modal-dialog {
  background: #ffffff;
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: var(--shadow-lg);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.modal-close-btn {
  border: none;
  background: var(--bg-secondary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.05rem;
  color: var(--ink-secondary);
}

/* Forms */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.form-field label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink-primary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 10px 13px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--ink-primary);
  background: #ffffff;
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--brand-accent);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.12);
}

@media (max-width: 560px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Auth & Saved Workspace
   -------------------------------------------------------------------------- */
.auth-card {
  max-width: 440px;
  margin: 64px auto;
  padding: 36px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  background: #ffffff;
  box-shadow: var(--shadow-sm);
}

.collection-block {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 26px;
  margin-bottom: 28px;
}

.collection-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 56px 0 36px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-col h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 14px;
  color: var(--ink-primary);
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-col a {
  font-size: 0.86rem;
  color: var(--ink-secondary);
}

.footer-col a:hover {
  color: var(--ink-primary);
}

.footer-bottom {
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.8rem;
  color: var(--ink-tertiary);
}

@media (max-width: 820px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 500px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Administrative Control Panel (/admin)
   -------------------------------------------------------------------------- */
.admin-shell {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  min-height: calc(100vh - var(--nav-height));
}

.admin-sidebar {
  background: var(--bg-tertiary);
  border-right: 1px solid var(--border-subtle);
  padding: 24px 16px;
}

.admin-nav-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.admin-nav-link {
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-nav-link:hover,
.admin-nav-link.active {
  background: #ffffff;
  color: var(--ink-primary);
  box-shadow: var(--shadow-xs);
}

.admin-main {
  padding: 32px 38px 64px;
  background: #ffffff;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.kpi-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
}

.kpi-val {
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.kpi-label {
  font-size: 0.8rem;
  color: var(--ink-secondary);
  margin-top: 2px;
}

.admin-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 22px;
  margin-bottom: 24px;
}

.data-table-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.data-table th {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-strong);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-secondary);
}

.data-table td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

.status-pill {
  display: inline-block;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 600;
  background: var(--bg-secondary);
  color: var(--ink-secondary);
}

.status-pill.green {
  background: #e9f7ef;
  color: #196f3d;
}

.status-pill.blue {
  background: #eaf2fb;
  color: #0052a3;
}

.status-pill.amber {
  background: #fef5e7;
  color: #9c640c;
}

@media (max-width: 960px) {
  .admin-shell {
    grid-template-columns: 1fr;
  }
  .admin-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
  }
  .admin-nav-list {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .admin-main {
    padding: 22px 18px;
  }
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}