/* ==========================================================================
   Mesa Threads — Design System Extension Stylesheet
   Strict adherence to brand colors, typography, buttons, and layout conventions.
   ========================================================================== */

:root {
  /* Brand Colors from Existing Theme */
  --mesa-bg: rgb(238, 235, 229);              /* #EEEBE5 - Primary linen background */
  --mesa-bg-secondary: rgb(232, 226, 213);    /* #E8E2D5 - Warm sand surface */
  --mesa-bg-card: rgb(243, 240, 235);         /* Soft card surface */
  --mesa-bg-warm: rgb(227, 208, 191);         /* #E3D0BF - Warm clay */
  --mesa-primary: rgb(76, 29, 3);             /* #4C1D03 - Deep espresso / umber */
  --mesa-secondary: rgb(114, 73, 50);         /* #724932 - Terracotta earth */
  --mesa-olive: rgb(94, 111, 56);             /* #5E6F38 - Botanical olive */
  --mesa-periwinkle: rgb(187, 212, 255);       /* #BBD4FF - Soft sky accent */
  --mesa-ochre: rgb(179, 159, 2);             /* #B39F02 - Ochre gold */
  
  --mesa-border: rgba(76, 29, 3, 0.12);
  --mesa-border-strong: rgba(76, 29, 3, 0.28);
  --mesa-shadow-sm: 0 4px 16px rgba(76, 29, 3, 0.04);
  --mesa-shadow-md: 0 12px 32px rgba(76, 29, 3, 0.07);
  --mesa-shadow-lg: 0 24px 60px rgba(76, 29, 3, 0.12);

  /* Typography */
  --mesa-font-display: 'madefor-display-bold', 'Madefor Display', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --mesa-font-body: 'madefor-text', 'din-next-w01-light', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --mesa-font-detail: 'din-next-w01-light', 'Helvetica Neue', Arial, sans-serif;

  --mesa-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --mesa-transition: all 0.28s var(--mesa-ease);
}

/* Base resets & smooth scrolling */
html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--mesa-bg) !important;
  color: var(--mesa-primary) !important;
  font-family: var(--mesa-font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   Global Header & Navbar Enhancements
   ========================================================================== */

.mesa-header-wrapper {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(238, 235, 229, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--mesa-border);
  transition: var(--mesa-transition);
  width: 100%;
}

.mesa-navbar-inner {
  max-width: 1380px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mesa-brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--mesa-primary);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.mesa-brand-logo:hover {
  opacity: 0.82;
}

.mesa-brand-logo img,
.mesa-brand-logo svg {
  height: 38px;
  width: auto;
  max-width: 220px;
  display: block;
}

.mesa-brand-logo svg.mesa-brand-icon {
  height: 28px;
  width: auto;
  max-width: none;
  flex-shrink: 0;
}

.mesa-brand-title {
  font-family: var(--mesa-font-display);
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--mesa-primary);
  line-height: 1.1;
  white-space: nowrap;
}

.mesa-nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.mesa-nav-link {
  font-family: var(--mesa-font-body);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--mesa-primary);
  text-decoration: none;
  padding: 6px 2px;
  position: relative;
  transition: color 0.2s ease;
}

.mesa-nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--mesa-primary);
  transition: width 0.25s var(--mesa-ease);
}

.mesa-nav-link:hover,
.mesa-nav-link:focus-visible {
  color: var(--mesa-primary);
}

.mesa-nav-link:hover::after,
.mesa-nav-link.active::after {
  width: 100%;
}

.mesa-nav-link.active {
  font-weight: 600;
}

/* User Login / Profile Icon Button */
.mesa-nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: 12px;
}

.mesa-profile-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--mesa-border-strong);
  background-color: rgba(76, 29, 3, 0.04);
  color: var(--mesa-primary);
  cursor: pointer;
  padding: 0;
  position: relative;
  transition: var(--mesa-transition);
}

.mesa-profile-btn:hover,
.mesa-profile-btn:focus-visible,
.mesa-profile-btn.active {
  background-color: var(--mesa-primary);
  color: var(--mesa-periwinkle);
  border-color: var(--mesa-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(76, 29, 3, 0.15);
  outline: none;
}

.mesa-profile-btn svg {
  width: 19px;
  height: 19px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
}

/* Profile Dropdown Menu */
.mesa-profile-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: 280px;
  background: #FFFDF9;
  border: 1px solid var(--mesa-border);
  border-radius: 14px;
  box-shadow: var(--mesa-shadow-lg);
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--mesa-transition);
  z-index: 1001;
  text-align: left;
}

.mesa-profile-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mesa-profile-header {
  border-bottom: 1px solid var(--mesa-border);
  padding-bottom: 14px;
  margin-bottom: 14px;
}

.mesa-profile-title {
  font-family: var(--mesa-font-display);
  font-size: 16px;
  color: var(--mesa-primary);
  margin: 0 0 4px 0;
}

.mesa-profile-subtitle {
  font-size: 13px;
  color: var(--mesa-secondary);
  margin: 0;
}

.mesa-profile-menu-list {
  list-style: none;
  padding: 0;
  margin: 0 0 16px 0;
}

.mesa-profile-menu-item a,
.mesa-profile-menu-item button {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 10px;
  color: var(--mesa-primary);
  text-decoration: none;
  font-size: 14px;
  border-radius: 8px;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: background-color 0.18s ease;
  font-family: var(--mesa-font-body);
}

.mesa-profile-menu-item iconify-icon {
  flex-shrink: 0;
  color: var(--mesa-olive);
}

.mesa-profile-menu-item a:hover,
.mesa-profile-menu-item button:hover {
  background-color: var(--mesa-bg-secondary);
}

.mesa-auth-btn-primary {
  display: block;
  width: 100%;
  padding: 10px 16px;
  background: var(--mesa-primary);
  color: var(--mesa-periwinkle);
  border: 1px solid var(--mesa-primary);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  text-decoration: none;
  transition: var(--mesa-transition);
  font-family: var(--mesa-font-body);
}

.mesa-auth-btn-primary:hover {
  background: #361402;
  color: #fff;
  transform: translateY(-1px);
}

/* Mobile Navigation Hamburger */
.mesa-mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--mesa-primary);
}

.mesa-mobile-toggle svg {
  width: 26px;
  height: 26px;
  display: block;
}

.mesa-mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  max-height: 100dvh;
  background-color: rgba(238, 235, 229, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 88px 24px 60px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 0.28s ease, transform 0.28s ease, visibility 0.28s ease;
  z-index: 999;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  box-sizing: border-box;
}

.mesa-mobile-drawer.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.mesa-mobile-drawer .mesa-nav-link {
  font-size: clamp(18px, 4.8vw, 22px);
  font-family: var(--mesa-font-display);
  padding: 12px 0;
  border-bottom: 1px solid var(--mesa-border);
  display: block;
  flex-shrink: 0;
  color: var(--mesa-primary);
  text-decoration: none;
}

.mesa-mobile-auth-section {
  margin-top: 12px;
  padding-top: 16px;
  padding-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
}

/* ==========================================================================
   Shared Page Hero & Section Containers
   ========================================================================== */

.mesa-page-container {
  max-width: 1380px;
  margin: 0 auto;
  padding: 48px 32px 96px;
}

.mesa-section-hero {
  text-align: center;
  padding: 40px 0 56px;
  max-width: 860px;
  margin: 0 auto;
}

.mesa-tag-badge {
  display: inline-block;
  font-family: var(--mesa-font-detail);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--mesa-secondary);
  background-color: rgba(114, 73, 50, 0.08);
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 18px;
}

.mesa-page-title {
  font-family: var(--mesa-font-display);
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.15;
  color: var(--mesa-primary);
  margin: 0 0 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.mesa-page-subtitle {
  font-family: var(--mesa-font-body);
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.6;
  color: var(--mesa-secondary);
  margin: 0;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

/* Standard Buttons */
.mesa-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: var(--mesa-primary);
  color: var(--mesa-periwinkle);
  font-family: var(--mesa-font-body);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 14px 32px;
  border-radius: 30px;
  border: 1px solid var(--mesa-primary);
  text-decoration: none;
  cursor: pointer;
  transition: var(--mesa-transition);
}

.mesa-btn-primary:hover {
  background-color: #351302;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(76, 29, 3, 0.2);
}

.mesa-btn-primary svg {
  width: 16px;
  height: 16px;
  transition: transform 0.2s ease;
}

.mesa-btn-primary:hover svg {
  transform: translateX(3px);
}

.mesa-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: transparent;
  color: var(--mesa-primary);
  font-family: var(--mesa-font-body);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 14px 30px;
  border-radius: 30px;
  border: 1px solid var(--mesa-primary);
  text-decoration: none;
  cursor: pointer;
  transition: var(--mesa-transition);
}

.mesa-btn-secondary:hover {
  background-color: var(--mesa-primary);
  color: var(--mesa-bg);
  transform: translateY(-2px);
}

/* ==========================================================================
   Artwork Shop / Gallery Page Styles (portfolio.html)
   ========================================================================== */

.mesa-filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

.mesa-filter-btn {
  font-family: var(--mesa-font-body);
  font-size: 14px;
  color: var(--mesa-secondary);
  background: rgba(76, 29, 3, 0.04);
  border: 1px solid var(--mesa-border);
  padding: 8px 20px;
  border-radius: 24px;
  cursor: pointer;
  transition: var(--mesa-transition);
}

.mesa-filter-btn:hover,
.mesa-filter-btn.active {
  background: var(--mesa-primary);
  color: var(--mesa-bg);
  border-color: var(--mesa-primary);
}

.mesa-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 40px 32px;
}

.mesa-art-card {
  background: #FFFDF9;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--mesa-border);
  transition: var(--mesa-transition);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  position: relative;
}

.mesa-art-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--mesa-shadow-lg);
  border-color: var(--mesa-border-strong);
}

.mesa-art-thumb-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5;
  background-color: var(--mesa-bg-secondary);
  overflow: hidden;
}

.mesa-art-thumb-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--mesa-ease);
}

.mesa-art-card:hover .mesa-art-thumb-wrap img {
  transform: scale(1.04);
}

.mesa-art-badge-overlay {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(238, 235, 229, 0.94);
  backdrop-filter: blur(8px);
  color: var(--mesa-primary);
  font-size: 11px;
  font-family: var(--mesa-font-detail);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 14px;
  border: 1px solid var(--mesa-border);
}

.mesa-art-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.mesa-art-category {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--mesa-secondary);
  margin-bottom: 6px;
  font-weight: 500;
}

.mesa-art-title {
  font-family: var(--mesa-font-display);
  font-size: 22px;
  color: var(--mesa-primary);
  margin: 0 0 8px;
  line-height: 1.3;
}

.mesa-art-materials {
  font-size: 14px;
  color: var(--mesa-secondary);
  margin: 0 0 16px;
  line-height: 1.5;
  flex-grow: 1;
}

.mesa-art-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--mesa-border);
  padding-top: 16px;
  margin-top: auto;
}

.mesa-art-price {
  font-family: var(--mesa-font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--mesa-primary);
}

.mesa-art-action-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--mesa-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ==========================================================================
   Product Details Page Styles (product-details.html)
   ========================================================================== */

.mesa-product-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 64px;
  align-items: start;
  margin-top: 32px;
}

.mesa-product-gallery {
  position: relative;
}

.mesa-main-image-frame {
  width: 100%;
  aspect-ratio: 4 / 5;
  background-color: var(--mesa-bg-secondary);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--mesa-border);
  box-shadow: var(--mesa-shadow-md);
  margin-bottom: 20px;
  position: relative;
}

.mesa-main-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.mesa-main-image-frame:hover img {
  transform: scale(1.02);
}

.mesa-thumbs-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.mesa-thumb-btn {
  aspect-ratio: 1;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid transparent;
  background: var(--mesa-bg-secondary);
  cursor: pointer;
  padding: 0;
  transition: var(--mesa-transition);
}

.mesa-thumb-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.mesa-thumb-btn.active,
.mesa-thumb-btn:hover {
  border-color: var(--mesa-primary);
  transform: translateY(-2px);
}

.mesa-product-details-pane {
  position: sticky;
  top: 100px;
}

.mesa-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--mesa-secondary);
  margin-bottom: 20px;
}

.mesa-breadcrumb a {
  color: var(--mesa-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.mesa-breadcrumb a:hover {
  color: var(--mesa-primary);
  text-decoration: underline;
}

.mesa-product-title {
  font-family: var(--mesa-font-display);
  font-size: clamp(32px, 3.5vw, 44px);
  line-height: 1.2;
  color: var(--mesa-primary);
  margin: 0 0 12px;
}

.mesa-product-price-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--mesa-border);
}

.mesa-product-price {
  font-family: var(--mesa-font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--mesa-primary);
}

.mesa-product-availability {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--mesa-olive);
  background: rgba(94, 111, 56, 0.12);
  padding: 4px 12px;
  border-radius: 12px;
  font-weight: 600;
}

.mesa-product-desc {
  font-size: 16px;
  line-height: 1.7;
  color: var(--mesa-secondary);
  margin-bottom: 32px;
}

.mesa-specs-card {
  background: rgba(232, 226, 213, 0.45);
  border: 1px solid var(--mesa-border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 32px;
}

.mesa-spec-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid rgba(76, 29, 3, 0.08);
  font-size: 14px;
}

.mesa-spec-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.mesa-spec-row:first-child {
  padding-top: 0;
}

.mesa-spec-label {
  color: var(--mesa-secondary);
  font-weight: 500;
}

.mesa-spec-value {
  color: var(--mesa-primary);
  font-weight: 600;
  text-align: right;
}

.mesa-action-stack {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* ==========================================================================
   Exhibition Page Styles (exhibition.html)
   ========================================================================== */

.mesa-exhibition-featured {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  background: #FFFDF9;
  border: 1px solid var(--mesa-border);
  border-radius: 16px;
  padding: 40px;
  box-shadow: var(--mesa-shadow-md);
  margin-bottom: 72px;
  align-items: center;
}

.mesa-exhibition-cover {
  width: 100%;
  aspect-ratio: 16 / 11;
  border-radius: 10px;
  overflow: hidden;
  background: var(--mesa-bg-secondary);
}

.mesa-exhibition-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.mesa-exhibition-meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mesa-exhibition-dates {
  font-family: var(--mesa-font-detail);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--mesa-olive);
  font-weight: 600;
  text-transform: uppercase;
}

.mesa-exhibition-title {
  font-family: var(--mesa-font-display);
  font-size: clamp(26px, 3vw, 36px);
  color: var(--mesa-primary);
  margin: 0;
  line-height: 1.2;
}

.mesa-exhibition-venue {
  font-size: 16px;
  color: var(--mesa-secondary);
  font-weight: 500;
}

.mesa-exhibition-desc {
  font-size: 15px;
  line-height: 1.65;
  color: var(--mesa-secondary);
  margin: 12px 0 20px;
}

.mesa-archive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 32px;
}

.mesa-archive-card {
  background: rgba(232, 226, 213, 0.45);
  border: 1px solid var(--mesa-border);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--mesa-transition);
}

.mesa-archive-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--mesa-shadow-md);
  border-color: var(--mesa-border-strong);
}

.mesa-archive-card-thumb {
  width: 100%;
  aspect-ratio: 16 / 10;
  background: var(--mesa-bg-secondary);
  overflow: hidden;
}

.mesa-archive-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.mesa-archive-card-body {
  padding: 24px;
}

/* ==========================================================================
   Media Page Styles (media.html) — LARGE IMAGES ONLY / IMAGE-FIRST LAYOUT
   ========================================================================== */

.mesa-media-editorial-feed {
  display: flex;
  flex-direction: column;
  gap: 64px;
  max-width: 1300px;
  margin: 0 auto;
}

.mesa-media-hero-spread {
  width: 100%;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--mesa-border);
  box-shadow: var(--mesa-shadow-lg);
  background: var(--mesa-bg-secondary);
  position: relative;
  cursor: pointer;
}

.mesa-media-hero-spread img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s var(--mesa-ease);
}

.mesa-media-hero-spread:hover img {
  transform: scale(1.015);
}

.mesa-media-caption-float {
  padding: 20px 24px;
  background: rgba(238, 235, 229, 0.94);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--mesa-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mesa-media-caption-title {
  font-family: var(--mesa-font-display);
  font-size: 18px;
  color: var(--mesa-primary);
  margin: 0;
}

.mesa-media-caption-sub {
  font-family: var(--mesa-font-detail);
  font-size: 13px;
  color: var(--mesa-secondary);
  letter-spacing: 0.05em;
  margin: 0;
}

.mesa-media-split-spread {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.mesa-media-large-item {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--mesa-border);
  box-shadow: var(--mesa-shadow-md);
  background: var(--mesa-bg-secondary);
  position: relative;
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.mesa-media-large-item img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--mesa-ease);
}

.mesa-media-large-item:hover img {
  transform: scale(1.025);
}

.mesa-media-panoramic-spread {
  width: 100%;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--mesa-border);
  box-shadow: var(--mesa-shadow-lg);
  background: var(--mesa-bg-secondary);
  position: relative;
  cursor: pointer;
}

.mesa-media-panoramic-spread img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s var(--mesa-ease);
}

.mesa-media-panoramic-spread:hover img {
  transform: scale(1.02);
}

/* Lightbox Modal for Large Images */
.mesa-lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(30, 12, 3, 0.94);
  backdrop-filter: blur(16px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  opacity: 0;
  visibility: hidden;
  transition: var(--mesa-transition);
}

.mesa-lightbox-modal.open {
  opacity: 1;
  visibility: visible;
}

.mesa-lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.mesa-lightbox-img {
  max-width: 100%;
  max-height: 82vh;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.mesa-lightbox-caption {
  color: var(--mesa-periwinkle);
  font-family: var(--mesa-font-body);
  font-size: 15px;
  margin-top: 14px;
  text-align: center;
}

.mesa-lightbox-close {
  position: absolute;
  top: 24px;
  right: 28px;
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: #fff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 24px;
  transition: var(--mesa-transition);
}

.mesa-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

/* ==========================================================================
   Inquiry / Auth Modal Overlay
   ========================================================================== */

.mesa-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(40, 15, 4, 0.6);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: var(--mesa-transition);
}

.mesa-modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.mesa-modal-card {
  background: #FFFDF9;
  border: 1px solid var(--mesa-border);
  border-radius: 16px;
  box-shadow: var(--mesa-shadow-lg);
  max-width: 520px;
  width: 100%;
  padding: 36px;
  position: relative;
  transform: translateY(16px);
  transition: var(--mesa-transition);
}

.mesa-modal-overlay.open .mesa-modal-card {
  transform: translateY(0);
}

.mesa-modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: transparent;
  border: none;
  color: var(--mesa-secondary);
  font-size: 22px;
  cursor: pointer;
  padding: 4px;
}

/* Form Styles */
.mesa-form-group {
  margin-bottom: 20px;
}

.mesa-form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--mesa-primary);
  margin-bottom: 8px;
}

.mesa-form-input,
.mesa-form-textarea {
  width: 100%;
  padding: 12px 16px;
  border-radius: 8px;
  border: 1px solid var(--mesa-border-strong);
  background: rgba(238, 235, 229, 0.35);
  color: var(--mesa-primary);
  font-family: var(--mesa-font-body);
  font-size: 15px;
  box-sizing: border-box;
  transition: var(--mesa-transition);
}

.mesa-form-input:focus,
.mesa-form-textarea:focus {
  outline: none;
  border-color: var(--mesa-primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(76, 29, 3, 0.1);
}

/* ==========================================================================
   Artist Detail Page Styles
   ========================================================================== */

.mesa-artist-profile-layout {
  display: grid;
  grid-template-columns: 440px 1fr;
  gap: 56px;
  align-items: start;
  margin-bottom: 88px;
}

.mesa-artist-portrait-box {
  position: sticky;
  top: 96px;
  background: var(--mesa-bg-secondary);
  border: 1px solid var(--mesa-border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--mesa-shadow-md);
}

.mesa-artist-portrait-img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  display: block;
}

.mesa-artist-portrait-caption {
  padding: 20px 24px;
  background: #FFFDF9;
  border-top: 1px solid var(--mesa-border);
}

.mesa-artist-name-title {
  font-family: var(--mesa-font-display);
  font-size: clamp(32px, 4.2vw, 48px);
  color: var(--mesa-primary);
  line-height: 1.15;
  margin: 0 0 10px;
}

.mesa-artist-discipline {
  font-family: var(--mesa-font-detail);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--mesa-olive);
  font-weight: 600;
  margin-bottom: 20px;
  display: block;
}

.mesa-artist-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 28px 0 32px;
  padding: 20px;
  background: rgba(232, 226, 213, 0.45);
  border: 1px solid var(--mesa-border);
  border-radius: 12px;
}

.mesa-artist-meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mesa-artist-meta-label {
  font-family: var(--mesa-font-detail);
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--mesa-secondary);
}

.mesa-artist-meta-val {
  font-family: var(--mesa-font-display);
  font-size: 15px;
  color: var(--mesa-primary);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

@media (max-width: 1024px) {
  .mesa-product-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .mesa-product-details-pane {
    position: static;
  }
  .mesa-exhibition-featured {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .mesa-artist-profile-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .mesa-artist-portrait-box {
    position: static;
    max-width: 480px;
    margin: 0 auto;
  }
}

@media (max-width: 860px) {
  .mesa-nav-menu {
    display: none;
  }
  .mesa-mobile-toggle {
    display: block;
  }
  .mesa-media-split-spread {
    grid-template-columns: 1fr;
  }
  .mesa-gallery-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .mesa-navbar-inner {
    padding: 14px 20px;
  }
  .mesa-page-container {
    padding: 32px 16px 64px;
  }
  .mesa-modal-card {
    padding: 24px 20px;
  }
  .mesa-thumbs-row {
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
  }
  .mesa-artist-meta-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

/* ==========================================================================
   AOS (Animate On Scroll) Animations & Transitions
   ========================================================================== */

[data-aos] {
  opacity: 0;
  transition-property: transform, opacity;
  transition-duration: 800ms;
  transition-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity;
}

[data-aos].aos-animate {
  opacity: 1;
  transform: none !important;
}

/* Animations */
[data-aos="fade-up"] {
  transform: translate3d(0, 36px, 0);
}

[data-aos="fade-down"] {
  transform: translate3d(0, -36px, 0);
}

[data-aos="fade-right"] {
  transform: translate3d(-36px, 0, 0);
}

[data-aos="fade-left"] {
  transform: translate3d(36px, 0, 0);
}

[data-aos="zoom-in"] {
  transform: scale3d(0.92, 0.92, 1);
}

[data-aos="zoom-out"] {
  transform: scale3d(1.08, 1.08, 1);
}

/* Delays */
[data-aos-delay="50"] { transition-delay: 50ms; }
[data-aos-delay="100"] { transition-delay: 100ms; }
[data-aos-delay="150"] { transition-delay: 150ms; }
[data-aos-delay="200"] { transition-delay: 200ms; }
[data-aos-delay="250"] { transition-delay: 250ms; }
[data-aos-delay="300"] { transition-delay: 300ms; }
[data-aos-delay="350"] { transition-delay: 350ms; }
[data-aos-delay="400"] { transition-delay: 400ms; }
[data-aos-delay="500"] { transition-delay: 500ms; }

/* Durations */
[data-aos-duration="400"] { transition-duration: 400ms; }
[data-aos-duration="600"] { transition-duration: 600ms; }
[data-aos-duration="800"] { transition-duration: 800ms; }
[data-aos-duration="1000"] { transition-duration: 1000ms; }
[data-aos-duration="1200"] { transition-duration: 1200ms; }

/* ==========================================================================
   Hero Section Interactive Mouse Parallax Composition
   ========================================================================== */

.mesa-hero-section {
  max-width: 1420px;
  margin: 0 auto;
  padding: 48px 32px 96px;
  position: relative;
  box-sizing: border-box;
}

.mesa-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 56px;
  align-items: center;
}

.mesa-hero-text-pane {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  z-index: 2;
}

.mesa-hero-title {
  font-family: var(--mesa-font-display);
  font-size: clamp(40px, 5.5vw, 72px);
  line-height: 1.05;
  color: var(--mesa-primary);
  margin: 0 0 24px;
  letter-spacing: -0.02em;
  font-weight: 500;
}

.mesa-hero-subtitle {
  font-family: var(--mesa-font-body);
  font-size: clamp(17px, 2.1vw, 22px);
  line-height: 1.55;
  color: var(--mesa-secondary);
  margin: 0 0 36px;
  max-width: 520px;
}

.mesa-hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background-color: var(--mesa-primary);
  color: var(--mesa-bg);
  padding: 16px 36px;
  border-radius: 999px;
  font-family: var(--mesa-font-detail);
  font-size: 14.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 8px 24px rgba(76, 29, 3, 0.15);
}

.mesa-hero-btn:hover {
  background-color: var(--mesa-terracotta);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(76, 29, 3, 0.25);
  color: #FFFFFF;
}

.mesa-hero-btn svg {
  transition: transform 0.3s ease;
}

.mesa-hero-btn:hover svg {
  transform: translate(3px, -3px);
}

/* Interactive Visual Stage */
.mesa-hero-stage {
  position: relative;
  width: 100%;
  max-width: 660px;
  margin-left: auto;
  aspect-ratio: 683 / 796;
}

.mesa-hero-big-img-wrap {
  width: 100%;
  height: 100%;
  border-radius: 18px;
  overflow: hidden;
  background: var(--mesa-bg-secondary);
  border: 1px solid var(--mesa-border);
  box-shadow: 0 20px 48px rgba(76, 29, 3, 0.12);
  position: relative;
}

.mesa-hero-big-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.mesa-hero-floating-card {
  position: absolute;
  bottom: -32px;
  left: -42px;
  width: 48%;
  aspect-ratio: 335 / 424;
  max-width: 320px;
  border-radius: 14px;
  overflow: hidden;
  background: #FFFDF9;
  padding: 8px;
  border: 1px solid rgba(232, 226, 213, 0.9);
  box-shadow: 0 24px 56px rgba(76, 29, 3, 0.22), 0 4px 12px rgba(0, 0, 0, 0.06);
  z-index: 3;
  will-change: transform;
  transition: transform 0.15s cubic-bezier(0.2, 0.8, 0.2, 1);
  box-sizing: border-box;
}

.mesa-hero-floating-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px;
  display: block;
}

@media (max-width: 1024px) {
  .mesa-hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .mesa-hero-stage {
    margin: 0 auto;
    max-width: 580px;
  }
  .mesa-hero-floating-card {
    left: -16px;
    bottom: -20px;
    width: 45%;
  }
}

@media (max-width: 600px) {
  .mesa-hero-section {
    padding: 32px 16px 64px;
  }
  .mesa-hero-floating-card {
    left: 8px;
    bottom: -24px;
    width: 52%;
  }
}

/* ==========================================================================
   Universal 100% Responsive Architecture (Mobile, Tablet, PC)
   ========================================================================== */

/* 1. Global Box Model & Zero Overflow */
*, *::before, *::after {
  box-sizing: border-box;
}

html, body {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
  margin: 0;
  padding: 0;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

img, picture, video, canvas, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

/* 2. Responsive Table Containers */
.table-responsive,
table {
  width: 100%;
  border-collapse: collapse;
}

div:has(> table) {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  width: 100%;
  max-width: 100%;
}

/* 3. Fluid Responsive Containers */
.mesa-page-container {
  width: 100%;
  max-width: 1420px;
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(16px, 3.5vw, 48px);
  padding-right: clamp(16px, 3.5vw, 48px);
}

.mesa-navbar-inner {
  width: 100%;
  max-width: 1420px;
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(16px, 3vw, 40px);
  padding-right: clamp(16px, 3vw, 40px);
}

.mesa-footer > div {
  width: 100%;
  max-width: 1420px;
  margin-left: auto;
  margin-right: auto;
}

/* 4. Responsive Filter Bar for Mobile */
@media (max-width: 768px) {
  .mesa-filter-bar {
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
    padding: 8px 4px 14px;
    gap: 8px;
    scrollbar-width: none;
    justify-content: flex-start;
  }
  .mesa-filter-bar::-webkit-scrollbar {
    display: none;
  }
  .mesa-filter-btn {
    flex-shrink: 0;
    font-size: 13px;
    padding: 8px 16px;
  }
}

/* 5. Responsive Grids */
@media (max-width: 1100px) {
  .mesa-gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
  }
  .mesa-product-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .mesa-product-details-pane {
    position: static;
    max-width: 100%;
  }
  .mesa-artist-profile-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .mesa-about-hero-grid {
    grid-template-columns: 1fr !important;
    gap: 40px !important;
  }
}

@media (max-width: 640px) {
  .mesa-gallery-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .mesa-hero-title {
    font-size: clamp(32px, 8.5vw, 44px);
    margin-bottom: 16px;
  }
  .mesa-hero-subtitle {
    font-size: 16px;
    margin-bottom: 24px;
  }
  .mesa-brand-logo img {
    max-width: 170px;
    height: auto;
  }
  .mesa-brand-logo svg.mesa-brand-icon {
    height: 22px;
  }
  .mesa-brand-title {
    font-size: 22px;
  }
  .mesa-tag-badge {
    font-size: 11px;
    padding: 3px 10px;
  }
  .mesa-thumbs-row {
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
  }
  .mesa-artist-meta-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .mesa-hero-floating-card {
    position: relative;
    bottom: 0;
    left: 0;
    width: 100%;
    max-width: 260px;
    margin-top: -40px;
    margin-left: 16px;
  }
  .mesa-modal-card {
    width: 94vw;
    max-width: 94vw;
    padding: 24px 16px;
    max-height: 90vh;
    overflow-y: auto;
  }
}

/* 6. Touch-Friendly Interactive Targets */
@media (pointer: coarse) {
  .mesa-nav-link,
  .mesa-filter-btn,
  .mesa-btn-primary,
  .mesa-btn-secondary,
  .mesa-profile-btn,
  .mesa-modal-close {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }
}

/* ==========================================================================
   Dedicated Responsive Component Modules (Slow Craft, Spotlight, Contact, Media)
   ========================================================================== */

/* Slow Craft Section (index.html) */
.mesa-slow-craft-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: center;
}

@media (max-width: 1024px) {
  .mesa-slow-craft-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

/* Feature Exhibition Spotlight (index.html) */
.mesa-spotlight-card {
  background: #FFFDF9;
  border: 1px solid var(--mesa-border);
  border-radius: 16px;
  padding: 48px;
  box-shadow: var(--mesa-shadow-md);
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}

@media (max-width: 1024px) {
  .mesa-spotlight-card {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 32px 24px;
  }
}

@media (max-width: 600px) {
  .mesa-spotlight-card {
    padding: 24px 16px;
  }
}

/* Upcoming Exhibition Preview (exhibition.html) */
.mesa-upcoming-preview-card {
  background: #FFFDF9;
  border: 1px solid var(--mesa-border);
  border-radius: 14px;
  padding: 36px;
  display: grid;
  grid-template-columns: 1fr 1.8fr;
  gap: 36px;
  align-items: center;
  box-shadow: var(--mesa-shadow-sm);
}

@media (max-width: 900px) {
  .mesa-upcoming-preview-card {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 24px 20px;
  }
}

@media (max-width: 600px) {
  .mesa-upcoming-preview-card {
    padding: 20px 16px;
  }
}

/* Contact Page Layout & Forms (contact.html) */
.mesa-contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
}

.mesa-contact-form-card {
  background: #FFFDF9;
  border: 1px solid var(--mesa-border);
  border-radius: 16px;
  padding: 40px;
  box-shadow: var(--mesa-shadow-md);
}

.mesa-form-row-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 1024px) {
  .mesa-contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .mesa-contact-form-card {
    padding: 32px 24px;
  }
}

@media (max-width: 640px) {
  .mesa-form-row-2col {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .mesa-contact-form-card {
    padding: 24px 16px;
  }
}

/* Media Page Editorial Captions & Mobile Image fit-content (media.html) */
@media (max-width: 768px) {
  .mesa-media-caption-float {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 14px 18px;
    width: 100%;
    box-sizing: border-box;
  }
  .mesa-media-editorial-feed {
    gap: 36px;
    align-items: center;
  }
  .mesa-media-hero-spread,
  .mesa-media-large-item,
  .mesa-media-panoramic-spread {
    width: 100%;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }
  .mesa-media-hero-spread img,
  .mesa-media-large-item img,
  .mesa-media-panoramic-spread img,
  .mesa-media-editorial-feed img {
    width: 100%;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 480px) {
  .mesa-media-caption-float {
    padding: 12px 14px;
  }
  .mesa-media-caption-title {
    font-size: 16px;
  }
}







/* ==========================================================================
   Exhibition Expandable Cards (exhibition.html)
   ========================================================================== */

.mesa-exh-expandable {
  cursor: pointer;
  position: relative;
}

.mesa-exh-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.mesa-exh-date {
  font-family: var(--mesa-font-detail);
  font-size: 12px;
  color: var(--mesa-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 4px;
}

.mesa-exh-title {
  font-family: var(--mesa-font-display);
  font-size: 20px;
  color: var(--mesa-primary);
  margin: 0 0 6px;
}

.mesa-exh-venue {
  font-size: 13.5px;
  color: var(--mesa-secondary);
  line-height: 1.5;
  margin: 0 0 12px;
}

.mesa-exh-summary {
  font-size: 14px;
  line-height: 1.55;
  color: var(--mesa-secondary);
  margin: 0;
}

.mesa-exh-toggle {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(76, 29, 3, 0.06);
  border-radius: 50%;
  border: 1px solid var(--mesa-border);
  transition: transform 0.4s var(--mesa-ease), background 0.2s ease;
  color: var(--mesa-primary);
  margin-top: 4px;
}

.mesa-exh-toggle svg {
  width: 16px;
  height: 16px;
}

.mesa-exh-expandable:hover .mesa-exh-toggle {
  background: rgba(76, 29, 3, 0.12);
}

.mesa-exh-expandable.expanded .mesa-exh-toggle {
  transform: rotate(180deg);
  background: var(--mesa-primary);
  color: var(--mesa-bg);
}

/* Expandable detail panel */
.mesa-exh-detail {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.45s var(--mesa-ease);
  overflow: hidden;
}

.mesa-exh-expandable.expanded .mesa-exh-detail {
  grid-template-rows: 1fr;
}

.mesa-exh-detail > * {
  min-height: 0;
  overflow: hidden;
}

.mesa-exh-detail p {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--mesa-secondary);
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--mesa-border);
  margin-top: 14px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s ease 0.1s, transform 0.35s ease 0.1s;
}

.mesa-exh-expandable.expanded .mesa-exh-detail p {
  opacity: 1;
  transform: translateY(0);
}

.mesa-exh-meta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 16px;
  padding: 16px;
  background: rgba(232, 226, 213, 0.4);
  border-radius: 10px;
  font-size: 13.5px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s ease 0.15s, transform 0.35s ease 0.15s;
}

.mesa-exh-expandable.expanded .mesa-exh-meta-grid {
  opacity: 1;
  transform: translateY(0);
}

.mesa-exh-meta-grid div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mesa-exh-meta-grid strong {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--mesa-secondary);
  font-weight: 500;
}

.mesa-exh-meta-grid span {
  color: var(--mesa-primary);
  font-weight: 600;
}

.mesa-exh-detail .mesa-btn-secondary {
  opacity: 0;
  transition: opacity 0.3s ease 0.2s;
}

.mesa-exh-expandable.expanded .mesa-exh-detail .mesa-btn-secondary {
  opacity: 1;
}

@media (max-width: 600px) {
  .mesa-exh-meta-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Fibres of the Earth — Explode on Scroll + Clickable Expand (index.html)
   ========================================================================== */

/* Grid container */
.mesa-explode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
  perspective: 1200px;
}

/* Individual fibre card */
.mesa-fibre-card {
  background: #FFFDF9;
  border: 1px solid var(--mesa-border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--mesa-shadow-sm);
  cursor: pointer;
  position: relative;
  transition: transform 0.9s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.7s ease,
              box-shadow 0.3s ease;
  transform-style: preserve-3d;
  will-change: transform, opacity;
}

.mesa-fibre-card:hover {
  box-shadow: var(--mesa-shadow-md);
}

/* Explode: initial stacked state */
.mesa-explode-grid.pre-explode .mesa-fibre-card[data-explode-index="0"] {
  opacity: 0;
  transform: translate3d(60px, 30px, -80px) rotate(-4deg) scale(0.88);
}
.mesa-explode-grid.pre-explode .mesa-fibre-card[data-explode-index="1"] {
  opacity: 0;
  transform: translate3d(0, 0, 0) scale(0.92);
}
.mesa-explode-grid.pre-explode .mesa-fibre-card[data-explode-index="2"] {
  opacity: 0;
  transform: translate3d(-60px, 30px, -80px) rotate(4deg) scale(0.88);
}

/* Explode: final spread state */
.mesa-explode-grid.exploded .mesa-fibre-card {
  opacity: 1;
  transform: translate3d(0, 0, 0) rotate(0) scale(1);
}
.mesa-explode-grid.exploded .mesa-fibre-card[data-explode-index="0"] { transition-delay: 0.05s; }
.mesa-explode-grid.exploded .mesa-fibre-card[data-explode-index="1"] { transition-delay: 0.18s; }
.mesa-explode-grid.exploded .mesa-fibre-card[data-explode-index="2"] { transition-delay: 0.31s; }

/* Card image */
.mesa-fibre-card-img {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--mesa-bg-secondary);
}
.mesa-fibre-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--mesa-ease);
}
.mesa-fibre-card:hover .mesa-fibre-card-img img {
  transform: scale(1.04);
}

/* Card body */
.mesa-fibre-card-body {
  padding: 24px;
}

.mesa-fibre-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 10px;
}

.mesa-fibre-card-header h3 {
  font-family: var(--mesa-font-display);
  font-size: 20px;
  color: var(--mesa-primary);
  margin: 0;
  line-height: 1.3;
}

/* Summary always visible; smoothly crossfades to detail on hover */
.mesa-fibre-card-swap {
  display: grid;
  align-items: start;
}

.mesa-fibre-card-summary,
.mesa-fibre-card-detail {
  grid-area: 1 / 1;
  transition:
    opacity 0.55s var(--mesa-ease),
    transform 0.55s var(--mesa-ease),
    filter 0.55s ease;
  will-change: opacity, transform;
}

.mesa-fibre-card-summary {
  font-size: 14.5px;
  color: var(--mesa-secondary);
  line-height: 1.6;
  margin: 0;
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
  z-index: 1;
}

.mesa-fibre-card-detail {
  opacity: 0;
  transform: translateY(14px);
  filter: blur(2px);
  pointer-events: none;
  z-index: 0;
}

.mesa-fibre-card-detail-lead {
  font-size: 14.5px;
  color: var(--mesa-secondary);
  line-height: 1.6;
  margin: 0 0 10px;
}

.mesa-fibre-card-detail ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13.5px;
  color: var(--mesa-secondary);
}

.mesa-fibre-card-detail ul li {
  padding: 4px 0;
  border-bottom: 1px solid rgba(76, 29, 3, 0.06);
  line-height: 1.5;
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 0.45s var(--mesa-ease),
    transform 0.45s var(--mesa-ease);
}

.mesa-fibre-card-detail ul li:nth-child(1) { transition-delay: 0.08s; }
.mesa-fibre-card-detail ul li:nth-child(2) { transition-delay: 0.16s; }
.mesa-fibre-card-detail ul li:nth-child(3) { transition-delay: 0.24s; }

.mesa-fibre-card-detail ul li:last-child {
  border-bottom: none;
}

.mesa-fibre-card-detail ul strong {
  color: var(--mesa-primary);
  font-weight: 600;
  margin-right: 4px;
}

.mesa-fibre-card:hover .mesa-fibre-card-summary,
.mesa-fibre-card:focus-within .mesa-fibre-card-summary {
  opacity: 0;
  transform: translateY(-10px);
  filter: blur(1.5px);
  pointer-events: none;
  z-index: 0;
}

.mesa-fibre-card:hover .mesa-fibre-card-detail,
.mesa-fibre-card:focus-within .mesa-fibre-card-detail {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
  pointer-events: auto;
  z-index: 1;
  transition-delay: 0.06s;
}

.mesa-fibre-card:hover .mesa-fibre-card-detail ul li,
.mesa-fibre-card:focus-within .mesa-fibre-card-detail ul li {
  opacity: 1;
  transform: translateY(0);
}

.mesa-fibre-card:not(:hover):not(:focus-within) .mesa-fibre-card-detail ul li {
  transition-delay: 0s;
}

@media (prefers-reduced-motion: reduce) {
  .mesa-fibre-card-summary,
  .mesa-fibre-card-detail,
  .mesa-fibre-card-detail ul li {
    transition: none !important;
    filter: none !important;
    transform: none !important;
  }
}