@import url('https://fonts.googleapis.com/css2?family=Amiri:ital,wght@0,400;0,700;1,400;1,700&family=IBM+Plex+Sans+Arabic:wght@100;200;300;400;500;600;700&display=swap');

/* ============================================================
   VENUS Porcelain Slabs — Design System
   Based on DESIGN.md "Ethereal Monolith" theme
   ============================================================ */

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Surfaces */
  --surface: #131313;
  --surface-dim: #131313;
  --surface-bright: #393939;
  --surface-container-lowest: #0e0e0e;
  --surface-container-low: #1c1b1b;
  --surface-container: #201f1f;
  --surface-container-high: #2a2a2a;
  --surface-container-highest: #353534;
  --on-surface: #e5e2e1;
  --on-surface-variant: #d1c5b4;
  --inverse-surface: #e5e2e1;
  --inverse-on-surface: #313030;
  --surface-variant: #353534;

  /* Primary — Champagne Gold */
  --primary: #e9c176;
  --on-primary: #412d00;
  --primary-container: #c5a059;
  --on-primary-container: #4e3700;
  --inverse-primary: #775a19;
  --primary-fixed: #ffdea5;
  --primary-fixed-dim: #e9c176;
  --on-primary-fixed: #261900;
  --on-primary-fixed-variant: #5d4201;
  --surface-tint: #e9c176;

  /* Secondary — Ivory */
  --secondary: #c6c7c2;
  --on-secondary: #2f312e;
  --secondary-container: #484a46;
  --on-secondary-container: #b8b9b4;
  --secondary-fixed: #e3e3de;
  --secondary-fixed-dim: #c6c7c2;
  --on-secondary-fixed: #1a1c19;
  --on-secondary-fixed-variant: #454744;

  /* Tertiary — Soft Gray */
  --tertiary: #c7c6c6;
  --on-tertiary: #2f3031;
  --tertiary-container: #a5a5a5;
  --on-tertiary-container: #3a3b3b;
  --tertiary-fixed: #e3e2e2;
  --tertiary-fixed-dim: #c7c6c6;
  --on-tertiary-fixed: #1b1c1c;
  --on-tertiary-fixed-variant: #464747;

  /* Outline */
  --outline: #9a8f80;
  --outline-variant: #4e4639;

  /* Error */
  --error: #ffb4ab;
  --on-error: #690005;
  --error-container: #93000a;
  --on-error-container: #ffdad6;

  /* Background */
  --background: #131313;
  --on-background: #e5e2e1;

  /* Spacing */
  --margin-desktop: 80px;
  --margin-mobile: 24px;
  --gutter: 32px;
  --stack-xl: 120px;
  --stack-md: 64px;
  --stack-sm: 32px;
}

/* --- Global Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  /* DESIGN.MD: Shape language is strictly Sharp. 0px radius on ALL elements */
  border-radius: 0 !important;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Hanken Grotesk', sans-serif;
  background-color: var(--background);
  color: var(--on-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
}

::selection {
  background-color: var(--primary);
  color: var(--on-primary);
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* --- Typography --- */
.font-display-lg {
  font-family: 'Playfair Display', serif;
  font-size: 84px;
  font-weight: 400;
  line-height: 92px;
  letter-spacing: -0.02em;
}

.font-display-lg-mobile {
  font-family: 'Playfair Display', serif;
  font-size: 48px;
  font-weight: 400;
  line-height: 52px;
  letter-spacing: -0.01em;
}

.font-headline-xl {
  font-family: 'Playfair Display', serif;
  font-size: 60px;
  font-weight: 400;
  line-height: 68px;
}

.font-headline-xl-mobile {
  font-family: 'Playfair Display', serif;
  font-size: 36px;
  font-weight: 400;
  line-height: 42px;
}

.font-headline-md {
  font-family: 'Playfair Display', serif;
  font-size: 32px;
  font-weight: 400;
  line-height: 40px;
}

.font-body-lg {
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 300;
  line-height: 28px;
  letter-spacing: 0.01em;
}

.font-body-md {
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
}

.font-label-caps {
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 600;
  line-height: 16px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* --- Utility Classes --- */

/* Hairline Borders — architectural seams */
.hairline-border {
  border: 1px solid var(--outline-variant);
}
.hairline-border-bottom {
  border-bottom: 1px solid var(--outline-variant);
}
.hairline-border-top {
  border-top: 1px solid var(--outline-variant);
}
.hairline-border-primary {
  border: 1px solid var(--primary);
}

/* Gold accent lines */
.gold-line-x {
  height: 1px;
  background-color: var(--primary);
}
.gold-line-y {
  width: 1px;
  background-color: var(--primary);
}

/* Glass surface */
.bg-glass {
  background: rgba(19, 19, 19, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 50;
  background: rgba(19, 19, 19, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(78, 70, 57, 0.3);
  transition: background-color 0.3s ease;
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px var(--margin-desktop);
  max-width: 1920px;
  margin: 0 auto;
  position: relative;
  direction: ltr !important;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  height: 32px;
  cursor: pointer;
  transition: opacity 0.3s ease;
}
.nav-logo img {
  height: 100%;
  width: auto;
  display: block;
  transition: transform 0.3s ease;
}
.nav-logo:hover img {
  transform: scale(1.02);
}
.nav-logo:hover {
  opacity: 0.85;
}

.nav-links {
  display: flex;
  gap: var(--gutter);
  align-items: center;
}

.nav-links.desktop-only {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
}

.nav-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  direction: ltr !important;
}

.nav-link {
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 600;
  line-height: 16px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  transition: color 0.3s ease;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
}
.nav-link:hover {
  color: var(--primary);
}
.nav-link.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* CTA Button Styles */
.btn-primary {
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 600;
  line-height: 16px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background-color: var(--primary);
  color: var(--on-primary);
  padding: 16px 32px;
  border: 1px solid var(--primary);
  transition: background-color 0.3s ease, color 0.3s ease;
  display: inline-block;
  text-align: center;
}
.btn-primary:hover {
  background-color: var(--primary-fixed);
  color: var(--on-primary);
}

.btn-ghost {
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 600;
  line-height: 16px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background-color: transparent;
  color: var(--primary);
  padding: 16px 32px;
  border: 1px solid var(--primary);
  transition: background-color 0.3s ease, color 0.3s ease;
  display: inline-block;
  text-align: center;
}
.btn-ghost:hover {
  background-color: rgba(233, 193, 118, 0.1);
}

.btn-nav {
  padding: 12px 24px;
}

/* Mobile hamburger */
.nav-hamburger {
  display: none;
  color: var(--primary);
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

/* Mobile Menu Drawer */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100vh;
  background-color: var(--surface);
  z-index: 100;
  display: flex;
  flex-direction: column;
  padding: 24px var(--margin-mobile);
  transition: right 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  border-left: 1px solid var(--outline-variant);
}
.mobile-menu.open {
  right: 0;
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 64px;
}

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.mobile-menu-link {
  font-family: 'Playfair Display', serif;
  font-size: 36px;
  line-height: 42px;
  color: var(--on-surface-variant);
  transition: color 0.3s ease;
}
.mobile-menu-link:hover,
.mobile-menu-link.active {
  color: var(--primary);
}

.mobile-menu-cta {
  margin-top: auto;
  padding-bottom: 48px;
}

/* --- Architectural Guide Lines (Background Grid) --- */
.arch-guides {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  display: flex;
  justify-content: space-between;
  padding: 0 var(--margin-desktop);
  opacity: 0.15;
}
.arch-guide-line {
  width: 1px;
  height: 100%;
  background-color: var(--outline-variant);
}

/* --- Sections --- */
.section {
  position: relative;
  z-index: 1;
  padding: var(--stack-xl) var(--margin-desktop);
}

.section-header {
  margin-bottom: var(--stack-md);
}

/* --- Cards / Slab Component --- */
.slab-card {
  display: block;
  cursor: pointer;
  overflow: hidden;
  position: relative;
}

.slab-card-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.slab-card:hover .slab-card-image {
  transform: scale(1.05);
}

.slab-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(13, 13, 13, 0.95) 0%,
    rgba(13, 13, 13, 0.5) 45%,
    transparent 100%
  );
  z-index: 1;
  transition: background 0.5s ease;
}
.slab-card:hover .slab-card-overlay {
  background: linear-gradient(
    to top,
    rgba(13, 13, 13, 0.98) 0%,
    rgba(13, 13, 13, 0.4) 45%,
    transparent 100%
  );
}

.slab-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 32px;
  z-index: 2;
}

.slab-card-content h3 {
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
}

.slab-card-content span {
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
}

/* --- Feature Grid Icons --- */
.feature-icon {
  width: 64px;
  height: 64px;
  border: 1px solid rgba(233, 193, 118, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  transition: border-color 0.5s ease;
}
.feature-group:hover .feature-icon {
  border-color: var(--primary);
}

/* --- Philosophy Cards --- */
.philosophy-card {
  border: 1px solid rgba(78, 70, 57, 0.3);
  padding: 32px;
  background: rgba(28, 27, 27, 0.5);
  transition: border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}
.philosophy-card:hover {
  border-color: rgba(233, 193, 118, 0.5);
}
.philosophy-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}
.philosophy-card:hover::after {
  transform: scaleX(1);
}

/* --- Gallery Items --- */
.gallery-item {
  overflow: hidden;
  position: relative;
  border: 1px solid transparent;
  transition: border-color 0.5s ease;
}
.gallery-item:hover {
  border-color: rgba(78, 70, 57, 0.5);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.75);
  transition: filter 0.7s ease, transform 0.7s ease;
}
.gallery-item:hover img {
  filter: brightness(1);
  transform: scale(1.03);
}

/* --- Form Fields (Contact Page) --- */
.form-group {
  position: relative;
  margin-bottom: 32px;
}

.form-label {
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 600;
  line-height: 16px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  display: block;
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--on-surface);
  padding: 12px 0;
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  color: var(--on-surface);
  outline: none;
  transition: border-color 0.3s ease;
}
.form-input:focus {
  border-bottom-color: var(--primary);
}
.form-input::placeholder {
  color: var(--outline);
  opacity: 0.6;
}

textarea.form-input {
  resize: vertical;
  min-height: 120px;
}

select.form-input {
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23d1c5b4' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0 center;
}

/* --- Footer --- */
.footer {
  background-color: var(--surface-container-lowest);
  border-top: 1px solid var(--outline-variant);
  padding: var(--stack-md) var(--margin-desktop);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--gutter);
  position: relative;
  z-index: 1;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 64px;
  cursor: pointer;
  transition: opacity 0.3s ease;
}
.footer-logo img {
  height: 100%;
  width: auto;
  display: block;
}
.footer-logo:hover {
  opacity: 0.8;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 32px;
}

.footer-link {
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  color: var(--on-surface-variant);
  transition: color 0.3s ease;
}
.footer-link:hover {
  color: var(--primary);
}

.footer-copyright {
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 300;
  line-height: 24px;
  color: var(--on-surface-variant);
  text-align: center;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid rgba(78, 70, 57, 0.3);
  width: 100%;
}

/* --- WhatsApp FAB (Sharp, no rounded corners) --- */
.whatsapp-fab {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 50;
  background-color: #25D366;
  color: white;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.3s ease, transform 0.3s ease;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}
.whatsapp-fab:hover {
  background-color: #1ebd5c;
  transform: translateY(-2px);
}

/* --- Scroll Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 1.2s cubic-bezier(0.2, 0.8, 0.2, 1),
              transform 1.2s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Spec Table --- */
.spec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.spec-label {
  color: var(--outline);
  margin-bottom: 4px;
}
.spec-value {
  color: var(--on-background);
}

/* --- Custom Scrollbar --- */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--background);
}
::-webkit-scrollbar-thumb {
  background: var(--surface-variant);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--outline-variant);
}

/* --- Gallery Filter & Search UI --- */
.gallery-controls {
  padding: 0 var(--margin-desktop);
  margin-bottom: var(--stack-sm);
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 1920px;
  margin: 0 auto var(--stack-sm) auto;
  position: relative;
  z-index: 2;
}

.gallery-search-row {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--gutter);
}

.gallery-search-wrapper {
  grid-column: 1 / 7;
  position: relative;
}

.gallery-search-input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--outline-variant);
  padding: 12px 40px 12px 0;
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 16px;
  color: var(--on-surface);
  outline: none;
  transition: border-color 0.3s ease;
}

.gallery-search-input:focus {
  border-bottom-color: var(--primary);
}

.gallery-search-icon {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--outline);
  pointer-events: none;
}

.gallery-filter-row {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.filter-category {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.filter-label {
  color: var(--outline);
  margin-right: 12px;
  min-width: 80px;
}

.filter-btn {
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  padding: 8px 16px;
  border: 1px solid rgba(78, 70, 57, 0.3);
  transition: all 0.3s ease;
  background: transparent;
}

.filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.filter-btn.active {
  background-color: var(--primary);
  color: var(--on-primary);
  border-color: var(--primary);
}

/* --- Text Readability Over Images --- */
.text-over-image {
  text-shadow: 0 2px 8px rgba(0,0,0,0.7), 0 0 20px rgba(0,0,0,0.4);
}

/* --- Plates Grid --- */
.plates-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gutter);
  padding: 0 var(--margin-desktop);
  max-width: 1920px;
  margin: 0 auto var(--stack-xl) auto;
  position: relative;
  z-index: 2;
}

.plate-card {
  border: 1px solid rgba(78, 70, 57, 0.2);
  background: var(--surface-container-lowest);
  cursor: pointer;
  transition: border-color 0.3s ease, transform 0.3s ease;
  display: flex;
  flex-direction: column;
  position: relative;
}

.plate-card:hover {
  border-color: var(--primary);
}

.plate-image-wrapper {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
  background-color: #1a1a1a;
  border-bottom: 1px solid rgba(78, 70, 57, 0.2);
}

.plate-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.plate-card:hover .plate-image-wrapper img {
  transform: scale(1.05);
}

.plate-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}

.plate-info-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

.plate-name {
  margin-bottom: 0;
  color: var(--on-surface);
  font-family: 'Playfair Display', serif;
  font-size: 20px;
  line-height: 26px;
}

.plate-badge {
  font-size: 10px;
  padding: 4px 8px;
  border: 1px solid var(--outline-variant);
  color: var(--on-surface-variant);
  white-space: nowrap;
}

.plate-specs-brief {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--outline);
  margin-top: auto;
}

/* --- Detail Modal --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(14, 14, 14, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-container {
  background-color: var(--surface);
  border: 1px solid var(--primary);
  width: 100%;
  max-width: 1100px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  position: relative;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s cubic-bezier(0.2, 0.8, 0.2, 1),
              transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.modal-overlay.active .modal-container {
  opacity: 1;
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 24px;
  right: 24px;
  color: var(--outline);
  z-index: 10;
  font-size: 28px;
  cursor: pointer;
  transition: color 0.3s ease;
  background: transparent;
  border: none;
}

.modal-close-btn:hover {
  color: var(--primary);
}

.modal-image-panel {
  position: relative;
  background-color: #1a1a1a;
  overflow: hidden;
  height: 600px;
  border-right: 1px solid var(--outline-variant);
}

.modal-image-panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-details-panel {
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.modal-title {
  margin-bottom: 8px;
  color: var(--on-surface);
}

.modal-finish-type {
  color: var(--primary);
  margin-bottom: 24px;
}

.modal-specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 32px;
}

.modal-specs-table tr {
  border-bottom: 1px solid rgba(78, 70, 57, 0.2);
}

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

.modal-specs-table td {
  padding: 10px 0;
  font-size: 15px;
}

.modal-specs-table td:first-child {
  color: var(--outline);
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  width: 40%;
}

.modal-specs-table td:last-child {
  color: var(--on-surface);
}

/* Collections Page Updates */
.collection-featured-plate {
  margin-top: 32px;
  border: 1px solid var(--outline-variant);
  background-color: var(--surface-container-low);
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 24px;
  max-width: 640px;
}

.collection-featured-img {
  width: 140px;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid rgba(78, 70, 57, 0.2);
  flex-shrink: 0;
}

.collection-featured-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.collection-featured-heading {
  color: var(--primary);
}

.collections-intro-line {
  height: 1px;
  background-color: var(--outline-variant);
  margin: var(--stack-sm) var(--margin-desktop);
  max-width: 1920px;
}

/* ============================================================
   RESPONSIVE — Mobile-First Overrides
   ============================================================ */

@media (max-width: 768px) {
  :root {
    --margin-mobile: 16px;
    --gutter: 16px;
    --stack-xl: 56px;
    --stack-md: 36px;
    --stack-sm: 20px;
  }

  .nav-inner {
    padding: 20px var(--margin-mobile);
  }
  .nav-links {
    display: none;
  }
  .btn-nav-desktop {
    display: none;
  }
  .nav-hamburger {
    display: block;
  }

  .section {
    padding: var(--stack-md) var(--margin-mobile);
  }

  .font-display-lg {
    font-size: 38px;
    line-height: 44px;
    letter-spacing: -0.01em;
  }
  .font-display-lg-mobile {
    font-size: 28px;
    line-height: 34px;
    letter-spacing: -0.01em;
  }
  .font-headline-xl {
    font-size: 28px;
    line-height: 34px;
  }
  .font-headline-md {
    font-size: 22px;
    line-height: 28px;
  }
  .font-body-lg {
    font-size: 16px;
    line-height: 24px;
  }
  .font-body-md {
    font-size: 14px;
    line-height: 20px;
  }

  .footer {
    padding: var(--stack-md) var(--margin-mobile);
  }
  .footer-logo {
    height: 40px;
  }

  .arch-guides {
    padding: 0 var(--margin-mobile);
  }
  .arch-guide-line:not(:first-child):not(:last-child) {
    display: none;
  }

  /* Mobile Overrides for new Gallery/Modal/Collections elements */
  .gallery-controls {
    padding: 0 var(--margin-mobile);
    margin-bottom: var(--stack-sm);
  }
  .gallery-search-row {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .gallery-search-wrapper {
    width: 100%;
  }
  .gallery-filter-row {
    gap: 12px;
  }
  .filter-category {
    gap: 8px;
  }
  .filter-label {
    width: 100%;
    margin-bottom: 4px;
  }
  .plates-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    padding: 0 var(--margin-mobile);
    margin-bottom: var(--stack-md);
  }
  .modal-overlay {
    padding: 16px;
  }
  .modal-container {
    grid-template-columns: 1fr;
    max-height: 90vh;
    overflow-y: auto;
  }
  .modal-image-panel {
    height: 240px;
    border-right: none;
    border-bottom: 1px solid var(--outline-variant);
  }
  .modal-details-panel {
    padding: 24px;
  }
  .modal-close-btn {
    top: 16px;
    right: 16px;
  }
  .collection-featured-plate {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
    padding: 16px;
  }
  .collection-featured-img {
    width: 100%;
    aspect-ratio: 16 / 10;
  }
  .collections-intro-line {
    margin: var(--stack-sm) var(--margin-mobile);
  }
}

@media (max-width: 480px) {
  .plates-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

@media (min-width: 769px) {
  .mobile-only {
    display: none !important;
  }
}
@media (max-width: 768px) {
  .desktop-only {
    display: none !important;
  }
}

/* --- Mobile Bottom Quick Action Bar --- */
.mobile-action-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: rgba(19, 19, 19, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid rgba(233, 193, 118, 0.15);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 0 16px;
  z-index: 9999;
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.5);
  box-sizing: border-box;
}

.mobile-action-bar .action-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--on-surface-variant);
  text-decoration: none;
  font-size: 11px;
  font-weight: 500;
  flex: 1;
  height: 100%;
  transition: color 0.3s ease;
  font-family: 'Hanken Grotesk', sans-serif;
}

.mobile-action-bar .action-item:active {
  color: var(--primary);
}

.mobile-action-bar .action-item .material-symbols-outlined {
  font-size: 20px;
  color: var(--primary);
}

.mobile-action-bar .primary-action {
  background: var(--primary);
  color: var(--on-primary) !important;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  height: 44px;
  flex: 1.6;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: row;
  gap: 8px;
  padding: 0 16px;
  box-shadow: 0 4px 12px rgba(233, 193, 118, 0.15);
  transition: background-color 0.3s ease;
}

.mobile-action-bar .primary-action .material-symbols-outlined {
  color: var(--on-primary) !important;
}

@media (max-height: 480px) {
  .mobile-action-bar {
    display: none !important;
  }
}

/* RTL adjustment for Arabic pages */
html[dir="rtl"] .mobile-action-bar .action-item {
  font-family: 'IBM Plex Sans Arabic', sans-serif !important;
  font-size: 11px;
}

html[dir="rtl"] .mobile-action-bar .primary-action {
  flex-direction: row-reverse;
}

/* --- Modern Language Pill Switcher --- */
.lang-switch-pill {
  display: flex;
  background-color: transparent;
  border: 1px solid var(--primary);
  padding: 3px;
  gap: 2px;
  align-items: center;
  height: 48px;
  box-sizing: border-box;
}

.lang-pill-btn {
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0 16px;
  color: var(--primary);
  opacity: 0.7;
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lang-pill-btn:hover {
  opacity: 1;
  color: var(--on-primary);
  background-color: rgba(233, 193, 118, 0.1);
}

.lang-pill-btn.active {
  background-color: var(--primary);
  color: var(--on-primary);
  opacity: 1;
  pointer-events: none;
}

/* --- Arabic RTL Font & Alignment Overrides --- */
html[dir="rtl"] body,
html[dir="rtl"] button,
html[dir="rtl"] input,
html[dir="rtl"] textarea,
html[dir="rtl"] select,
html[dir="rtl"] .lang-switch-pill,
html[dir="rtl"] .lang-pill-btn,
html[dir="rtl"] .font-label-caps,
html[dir="rtl"] .nav-link,
html[dir="rtl"] .mobile-menu-link,
html[dir="rtl"] .btn-primary,
html[dir="rtl"] .btn-ghost,
html[dir="rtl"] .form-label,
html[dir="rtl"] .filter-btn,
html[dir="rtl"] .footer-copyright,
html[dir="rtl"] .footer-link,
html[dir="rtl"] .spec-label,
html[dir="rtl"] .spec-value,
html[dir="rtl"] .plate-badge,
html[dir="rtl"] .modal-specs-table td,
html[dir="rtl"] .font-display-lg,
html[dir="rtl"] .font-display-lg-mobile,
html[dir="rtl"] .font-headline-xl,
html[dir="rtl"] .font-headline-xl-mobile,
html[dir="rtl"] .font-headline-md,
html[dir="rtl"] .collection-title,
html[dir="rtl"] .showcase-header h2,
html[dir="rtl"] .hero h1,
html[dir="rtl"] .gallery-hero-caption .font-headline-md,
html[dir="rtl"] .plate-name,
html[dir="rtl"] .modal-title,
html[dir="rtl"] .timeline-title,
html[dir="rtl"] .supplied-projects-title {
  font-family: 'IBM Plex Sans Arabic', sans-serif;
  letter-spacing: normal !important;
  text-transform: none !important;
}

/* RTL layout tweaks */
html[dir="rtl"] .mobile-menu {
  right: auto;
  left: -100%;
  transition: left 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  border-left: none;
  border-right: 1px solid var(--outline-variant);
}

html[dir="rtl"] .mobile-menu.open {
  left: 0;
  right: auto;
}

html[dir="rtl"] .filter-label {
  margin-right: 0;
  margin-left: 12px;
}

html[dir="rtl"] .gallery-back-btn .material-symbols-outlined {
  transform: scaleX(-1);
}

html[dir="rtl"] .gallery-back-btn:hover .material-symbols-outlined {
  transform: scaleX(-1) translateX(-4px);
}

html[dir="rtl"] .collection-card-arrow {
  transform: scaleX(-1);
}

html[dir="rtl"] .collection-card:hover .collection-card-arrow {
  transform: scaleX(-1) translateX(6px);
}

html[dir="rtl"] .modal-image-panel {
  border-right: none;
  border-left: 1px solid var(--outline-variant);
}

@media (max-width: 768px) {
  html[dir="rtl"] .modal-image-panel {
    border-left: none;
    border-bottom: 1px solid var(--outline-variant);
  }
}

/* Ensure no letter spacing gaps in Arabic texts inside inputs, textareas, placeholders, and buttons */
html[dir="rtl"] input,
html[dir="rtl"] textarea,
html[dir="rtl"] select,
html[dir="rtl"] button,
html[dir="rtl"] .form-input,
html[dir="rtl"] .contact-form-input,
html[dir="rtl"] .gallery-search-input,
html[dir="rtl"] .btn-primary,
html[dir="rtl"] .btn-ghost,
html[dir="rtl"] .lang-pill-btn,
html[dir="rtl"] input::placeholder,
html[dir="rtl"] textarea::placeholder,
html[dir="rtl"] .form-input::placeholder,
html[dir="rtl"] .contact-form-input::placeholder,
html[dir="rtl"] .gallery-search-input::placeholder {
  letter-spacing: normal !important;
  font-family: 'IBM Plex Sans Arabic', sans-serif !important;
  text-transform: none !important;
}