/* ==========================================================================
   DIVYA STONES — STONE APPLICATIONS SHOWCASE STYLES
   Editorial Architectural Materials Showroom
   ========================================================================== */

:root {
  --app-bg-light: #ffffff;
  --app-bg-warm: #fbfbf9;
  --app-bg-stone: #f4f3ef;
  --app-bg-dark: #121417;
  --app-card-border: rgba(0, 0, 0, 0.08);
  --app-transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.app-hero {
  position: relative;
  background: var(--app-bg-dark);
  color: #ffffff;
  padding: 160px 0 90px;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.app-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(to bottom, rgba(18, 20, 23, 0.85), rgba(18, 20, 23, 0.96)), url('../assets/images/homepage_bg.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.6;
  pointer-events: none;
}

.app-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

.app-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(197, 160, 89, 0.15);
  border: 1px solid rgba(197, 160, 89, 0.35);
  padding: 8px 18px;
  border-radius: 30px;
  margin-bottom: 24px;
}

.app-hero-title {
  font-size: clamp(38px, 6vw, 68px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
  text-transform: uppercase;
  margin-bottom: 20px;
  color: #ffffff;
}

.app-hero-subtitle {
  font-size: clamp(18px, 2.4vw, 24px);
  font-weight: 400;
  color: var(--color-accent);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.app-hero-desc {
  font-size: clamp(16px, 1.8vw, 19px);
  color: #cfd4dc;
  font-weight: 300;
  line-height: 1.7;
  max-width: 760px;
  margin: 0 auto 40px;
}

.app-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.app-metric-item h4 {
  font-size: 20px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}

.app-metric-item p {
  font-size: 12px;
  color: #9aa4b2;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin: 0;
}

/* --------------------------------------------------------------------------
   Top Visual Category Navigation Bar
   -------------------------------------------------------------------------- */
.app-nav-section {
  background: #ffffff;
  padding: 40px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 70px;
  z-index: 100;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.96);
}

.app-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.app-nav-header span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #6b7280;
}

.app-nav-header a {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
}

.app-nav-grid {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.app-nav-grid::-webkit-scrollbar {
  height: 4px;
}
.app-nav-grid::-webkit-scrollbar-thumb {
  background: #d1d5db;
  border-radius: 4px;
}

.app-nav-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  background: var(--app-bg-warm);
  border: 1px solid var(--app-card-border);
  border-radius: 8px;
  padding: 10px 8px;
  transition: var(--app-transition);
  min-width: 105px;
}

.app-nav-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
  background: #ffffff;
}

.app-nav-thumb {
  width: 100%;
  height: 60px;
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 8px;
  background: #e5e7eb;
  position: relative;
}

.app-nav-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.app-nav-card:hover .app-nav-thumb img {
  transform: scale(1.12);
}

.app-nav-card span {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-dark);
  line-height: 1.3;
}

/* --------------------------------------------------------------------------
   Category Section Architecture
   -------------------------------------------------------------------------- */
.app-category-section {
  padding: 110px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  position: relative;
}

.app-category-section:nth-child(even) {
  background-color: var(--app-bg-warm);
}

.app-category-section.dark-theme {
  background-color: var(--app-bg-dark);
  color: #ffffff;
}

.app-cat-header {
  margin-bottom: 50px;
  position: relative;
}

.app-cat-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.app-cat-num {
  font-size: 13px;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.app-cat-tag {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 4px 10px;
  background: rgba(0, 0, 0, 0.05);
  border-radius: 4px;
  color: #555;
}

.dark-theme .app-cat-tag {
  background: rgba(255, 255, 255, 0.1);
  color: #d1d5db;
}

.app-cat-title {
  font-size: clamp(32px, 4.5vw, 48px);
  font-weight: 800;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 16px;
  color: var(--color-dark);
  line-height: 1.12;
}

.dark-theme .app-cat-title {
  color: #ffffff;
}

.app-cat-desc {
  font-size: 18px;
  line-height: 1.7;
  color: var(--color-grey-dark);
  max-width: 820px;
  font-weight: 400;
}

.dark-theme .app-cat-desc {
  color: #9ca3af;
}

/* --------------------------------------------------------------------------
   Image Containers & Hover Lightbox Interactivity
   -------------------------------------------------------------------------- */
.app-frame {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  background: #15181d;
  cursor: zoom-in;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  transition: var(--app-transition);
}

.app-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), filter 0.4s ease;
}

.app-frame:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.16);
}

.app-frame:hover img {
  transform: scale(1.05);
}

/* --------------------------------------------------------------------------
   Architectural Stone Placeholder Fallback
   -------------------------------------------------------------------------- */
.app-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 28px 20px;
  background: linear-gradient(145deg, #1e2229 0%, #14171c 50%, #0d0f12 100%);
  color: #ffffff;
  z-index: 1;
  box-sizing: border-box;
}

/* Subtle blueprint architectural grid */
.app-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

/* Corner bracket accents for architectural CAD feel */
.app-placeholder::after {
  content: '';
  position: absolute;
  inset: 10px;
  border: 1px dashed rgba(197, 160, 89, 0.22);
  border-radius: 4px;
  pointer-events: none;
}

.app-placeholder-badge {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(197, 160, 89, 0.12);
  border: 1px solid rgba(197, 160, 89, 0.3);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.app-placeholder-title {
  position: relative;
  z-index: 2;
  font-size: clamp(16px, 2vw, 24px);
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin: 0 0 6px;
  max-width: 92%;
}

.app-placeholder-sub {
  position: relative;
  z-index: 2;
  font-size: clamp(12px, 1.3vw, 14px);
  color: #9aa4b2;
  font-weight: 500;
  letter-spacing: 0.5px;
  margin: 0 0 14px;
}

.app-placeholder-file {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 0, 0, 0.65);
  border: 1px solid rgba(197, 160, 89, 0.35);
  border-radius: 6px;
  padding: 7px 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  color: #e5e7eb;
  letter-spacing: 0.2px;
  max-width: 92%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
  transition: var(--app-transition);
}

.app-placeholder-file svg {
  flex-shrink: 0;
  color: var(--color-accent);
}

.app-frame:hover .app-placeholder-file {
  border-color: var(--color-accent);
  background: rgba(0, 0, 0, 0.9);
  color: #ffffff;
  transform: translateY(-1px);
}

.app-placeholder-hint {
  position: relative;
  z-index: 2;
  font-size: 10px;
  color: #838d9d;
  margin-top: 8px;
  letter-spacing: 0.5px;
}

/* Nav quick thumbnail placeholder */
.app-nav-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1e2229 0%, #0d0f12 100%);
  color: var(--color-accent);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border: 1px solid rgba(197, 160, 89, 0.25);
  border-radius: 4px;
}

.app-nav-placeholder svg {
  margin-bottom: 3px;
  opacity: 0.9;
}

/* Hide overlay when placeholder is displayed */
.app-frame:has(.app-placeholder[style*="display: flex"]) .app-overlay,
.app-frame:has(.app-placeholder:not([style*="display: none"])) .app-overlay {
  display: none !important;
}

.app-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 30px 24px 20px;
  background: linear-gradient(to top, rgba(12, 14, 18, 0.92) 0%, rgba(12, 14, 18, 0.4) 60%, transparent 100%);
  color: #ffffff;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  pointer-events: none;
}

.app-overlay-info h4 {
  font-size: 17px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}

.app-overlay-info p {
  font-size: 12px;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  margin: 0;
}

.app-zoom-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 14px;
  transition: transform 0.3s ease;
}

.app-frame:hover .app-zoom-icon {
  transform: scale(1.15);
  background: var(--color-accent);
  color: var(--color-dark);
}

/* --------------------------------------------------------------------------
   Layout Variations
   -------------------------------------------------------------------------- */

/* Layout 1: Asymmetric (1 Large Hero + 2 Stacked Right) */
.layout-asymmetric {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
  margin-bottom: 40px;
}

.layout-asymmetric-hero {
  min-height: 540px;
}

.layout-asymmetric-stack {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 24px;
}

.layout-asymmetric-stack .app-frame {
  min-height: 258px;
}

/* Layout 2: Split 50/50 Editorial */
.layout-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.layout-split .app-frame {
  min-height: 480px;
}

/* Layout 3: 3-Column Architectural Mosaic */
.layout-mosaic-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.layout-mosaic-3 .app-frame {
  min-height: 380px;
}

/* Layout 4: Cinema Panoramic Hero + 3 Sub-Cards */
.layout-cinema {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.layout-cinema-hero {
  width: 100%;
  height: 60vh;
  min-height: 460px;
  max-height: 650px;
}

.layout-cinema-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.layout-cinema-strip .app-frame {
  min-height: 240px;
}

/* Layout 5: Feature 4-Grid */
.layout-quad-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.layout-quad-grid .app-frame {
  min-height: 320px;
}

/* --------------------------------------------------------------------------
   Suitable Stones Bar & Application CTAs
   -------------------------------------------------------------------------- */
.suitable-stones-wrapper {
  background: #ffffff;
  border: 1px solid var(--app-card-border);
  border-radius: 10px;
  padding: 24px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 20px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
}

.dark-theme .suitable-stones-wrapper {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: none;
}

.suitable-stones-left {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.suitable-label {
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-dark);
  white-space: nowrap;
}

.dark-theme .suitable-label {
  color: #ffffff;
}

.suitable-pills {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.suitable-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-dark);
  background: var(--app-bg-stone);
  padding: 7px 14px;
  border-radius: 30px;
  text-decoration: none;
  border: 1px solid rgba(0, 0, 0, 0.08);
  transition: var(--app-transition);
}

.dark-theme .suitable-pill {
  background: rgba(255, 255, 255, 0.1);
  color: #f3f4f6;
  border-color: rgba(255, 255, 255, 0.15);
}

.suitable-pill:hover {
  background: var(--color-dark);
  color: #ffffff;
  border-color: var(--color-dark);
  transform: translateY(-2px);
}

.dark-theme .suitable-pill:hover {
  background: var(--color-accent);
  color: var(--color-dark);
  border-color: var(--color-accent);
}

.suitable-pill-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
}

.suitable-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.btn-app-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #ffffff;
  background: var(--color-dark);
  padding: 11px 22px;
  border-radius: 6px;
  text-decoration: none;
  transition: var(--app-transition);
  white-space: nowrap;
}

.btn-app-cta:hover {
  background: var(--color-accent);
  color: var(--color-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.dark-theme .btn-app-cta {
  background: var(--color-accent);
  color: var(--color-dark);
}

.dark-theme .btn-app-cta:hover {
  background: #ffffff;
  color: var(--color-dark);
}

.btn-app-quote {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-grey-dark);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color 0.2s ease;
}

.btn-app-quote:hover {
  color: var(--color-accent);
}

.dark-theme .btn-app-quote {
  color: #cbd5e1;
}

.dark-theme .btn-app-quote:hover {
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   "See It In Your Project" Conversion Section
   -------------------------------------------------------------------------- */
.app-conversion-section {
  background: linear-gradient(135deg, #1b1e23 0%, #121417 100%);
  color: #ffffff;
  padding: 100px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.app-conversion-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}

.app-conversion-content h2 {
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  line-height: 1.15;
  margin-bottom: 18px;
  color: #ffffff;
}

.app-conversion-content p {
  font-size: 18px;
  line-height: 1.7;
  color: #cfd4dc;
  margin-bottom: 36px;
  font-weight: 300;
}

.app-conversion-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-project-quote {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-dark);
  font-weight: 700;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 16px 36px;
  border-radius: 6px;
  text-decoration: none;
  transition: var(--app-transition);
}

.btn-project-quote:hover {
  background: #ffffff;
  color: var(--color-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}

.btn-project-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #25d366;
  color: #ffffff;
  font-weight: 700;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 16px 32px;
  border-radius: 6px;
  text-decoration: none;
  transition: var(--app-transition);
}

.btn-project-whatsapp:hover {
  background: #20ba5a;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(37, 211, 102, 0.3);
}

.app-conversion-specs {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 36px;
}

.app-conversion-specs h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 20px;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.app-specs-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.app-specs-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: #d1d5db;
  line-height: 1.5;
}

.app-specs-list li span.check {
  color: var(--color-accent);
  font-weight: 800;
}

/* --------------------------------------------------------------------------
   Final Endless Applications Banner
   -------------------------------------------------------------------------- */
.app-final-cta {
  position: relative;
  padding: 140px 0;
  background: var(--app-bg-dark);
  color: #ffffff;
  text-align: center;
  overflow: hidden;
}

.app-final-cta-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(rgba(18, 20, 23, 0.75), rgba(18, 20, 23, 0.9)), url('../assets/images/homepage_bg.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.4;
  pointer-events: none;
}

.app-final-cta-inner {
  position: relative;
  z-index: 2;
  max-width: 840px;
  margin: 0 auto;
}

.app-final-cta-title {
  font-size: clamp(36px, 5.5vw, 60px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.app-final-cta-desc {
  font-size: clamp(17px, 2vw, 20px);
  color: #d1d5db;
  line-height: 1.7;
  font-weight: 300;
  margin-bottom: 40px;
}

/* --------------------------------------------------------------------------
   Lightbox Modal
   -------------------------------------------------------------------------- */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 12, 16, 0.96);
  z-index: 9999;
  display: none;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(12px);
  padding: 40px;
  box-sizing: border-box;
}

.lightbox.active {
  display: flex;
  opacity: 1;
}

.lightbox-content {
  position: relative;
  max-width: 1200px;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
}

.lightbox-caption {
  margin-top: 16px;
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.5px;
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 32px;
  color: #ffffff;
  font-size: 42px;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s ease, transform 0.2s ease;
  z-index: 10000;
}

.lightbox-close:hover {
  color: var(--color-accent);
  transform: scale(1.15);
}

/* --------------------------------------------------------------------------
   Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  .app-nav-grid {
    grid-template-columns: repeat(9, 110px);
  }
}

@media (max-width: 992px) {
  .layout-asymmetric {
    grid-template-columns: 1fr;
  }
  .layout-asymmetric-hero {
    min-height: 420px;
  }
  .layout-asymmetric-stack {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr;
  }
  .layout-split {
    grid-template-columns: 1fr;
  }
  .layout-mosaic-3 {
    grid-template-columns: 1fr 1fr;
  }
  .layout-quad-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .app-conversion-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .app-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .app-hero {
    padding: 130px 0 60px;
  }
  .app-nav-section {
    top: 60px;
    padding: 20px 0;
  }
  .app-category-section {
    padding: 70px 0;
  }
  .layout-asymmetric-stack {
    grid-template-columns: 1fr;
  }
  .layout-mosaic-3 {
    grid-template-columns: 1fr;
  }
  .layout-cinema-strip {
    grid-template-columns: 1fr;
  }
  .layout-cinema-hero {
    height: 40vh;
    min-height: 280px;
  }
  .layout-quad-grid {
    grid-template-columns: 1fr;
  }
  .suitable-stones-wrapper {
    flex-direction: column;
    align-items: flex-start;
    padding: 20px;
  }
  .suitable-actions {
    width: 100%;
    justify-content: space-between;
  }
  .app-metrics-grid {
    grid-template-columns: 1fr 1fr;
  }
}