/* ==========================================================================
   Engineering Projects Archive Showcase — Cinematic Luxury Dark Mode
   Eng. Abdullrahman Mayhoub — Senior Civil & BIM Engineer
   Awwwards / Behance Level Design Architecture
   ========================================================================== */

:root {
  --showcase-bg: #080D15;
  --showcase-card: #0D1117;
  --showcase-card-hover: #161B22;
  --showcase-gold: #D4AF37;
  --showcase-gold-light: #F5E8C7;
  --showcase-gold-dim: rgba(212, 175, 55, 0.16);
  --showcase-gold-border: rgba(212, 175, 55, 0.28);
  --showcase-cyan-glow: rgba(56, 189, 248, 0.2);
  --showcase-text-bright: #F8FAFC;
  --showcase-text-muted: #94A3B8;
  --showcase-text-dim: #64748B;
}

/* --------------------------------------------------------------------------
   1. Page Layout & Blueprint Isometric Atmosphere
   -------------------------------------------------------------------------- */
body {
  background-color: var(--showcase-bg);
  color: var(--showcase-text-bright);
  overflow-x: hidden;
}

.projects-page-wrapper {
  position: relative;
  min-height: 100vh;
  padding-top: 108px;
  padding-bottom: 70px;
  z-index: 1;
}

/* Atmospheric Ambient Light Glow */
.showcase-ambient-glow {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 550px;
  background: radial-gradient(ellipse at 50% -10%, rgba(212, 175, 55, 0.12) 0%, rgba(56, 189, 248, 0.05) 45%, transparent 75%);
  pointer-events: none;
  z-index: 0;
}

/* Isometric Blueprint Grid Blueprint */
.showcase-blueprint-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.35;
  background-size: 50px 50px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(212, 175, 55, 0.032) 1px, transparent 1px);
}

.showcase-container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

/* --------------------------------------------------------------------------
   2. Header & Accreditation Kicker
   -------------------------------------------------------------------------- */
.showcase-header {
  text-align: center;
  max-width: 860px;
  margin: 0 auto 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.showcase-accreditation-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(13, 17, 23, 0.85);
  border: 1px solid var(--showcase-gold-border);
  color: var(--showcase-gold-light);
  padding: 6px 18px;
  border-radius: 999px;
  font-family: 'Alexandria', sans-serif;
  font-size: 0.77rem;
  font-weight: 700;
  letter-spacing: -0.2px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.4);
  margin-bottom: 16px;
}

.showcase-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 10px #10B981;
  animation: showcasePulse 2s infinite ease-in-out;
}

@keyframes showcasePulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(1.35); }
}

.showcase-main-title {
  font-family: 'Alexandria', sans-serif;
  font-size: clamp(1.8rem, 3.2vw, 2.7rem);
  font-weight: 900;
  color: #FFFFFF;
  line-height: 1.25;
  margin-bottom: 12px;
  letter-spacing: -0.8px;
}

.showcase-gold-dot {
  color: var(--showcase-gold);
  text-shadow: 0 0 16px var(--showcase-gold);
}

.showcase-subtitle {
  font-family: 'IBM Plex Sans Arabic', 'Alexandria', sans-serif;
  font-size: clamp(0.88rem, 1.1vw, 1rem);
  line-height: 1.8;
  color: var(--showcase-text-muted);
  max-width: 740px;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   3. Floating Filter Dock with Gliding Glow Pill
   -------------------------------------------------------------------------- */
.showcase-filter-dock {
  position: sticky;
  top: 84px;
  z-index: 50;
  display: flex;
  justify-content: center;
  margin: 0 auto 42px;
  padding: 0 16px;
}

.showcase-filter-capsule {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  background: rgba(13, 17, 23, 0.88);
  border: 1px solid var(--showcase-gold-border);
  border-radius: 999px;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.65), 0 0 24px rgba(212, 175, 55, 0.1);
  overflow-x: auto;
  max-width: 100%;
}

.showcase-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 18px;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--showcase-text-muted);
  font-family: 'Alexandria', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
}

.showcase-filter-btn:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.05);
}

.showcase-filter-btn.active {
  color: #080D15;
  background: linear-gradient(135deg, #FBF6E9 0%, #D4AF37 55%, #AA8417 100%);
  font-weight: 700;
  box-shadow: 0 4px 18px rgba(212, 175, 55, 0.45);
}

/* --------------------------------------------------------------------------
   4. Featured Showcase Hero Card (المشروع المميز)
   -------------------------------------------------------------------------- */
.featured-hero-card {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  background: var(--showcase-card);
  border: 1px solid rgba(212, 175, 55, 0.36);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.7), 0 0 35px rgba(212, 175, 55, 0.12);
  margin-bottom: 48px;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  min-height: 440px;
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.featured-hero-card:hover {
  border-color: rgba(212, 175, 55, 0.6);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.8), 0 0 45px rgba(212, 175, 55, 0.2);
}

/* Featured Card Media */
.featured-media-side {
  position: relative;
  overflow: hidden;
  min-height: 320px;
}

.featured-media-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  filter: brightness(0.85) contrast(1.1);
}

.featured-hero-card:hover .featured-media-img {
  transform: scale(1.05);
}

.featured-media-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(13, 17, 23, 0.92) 0%, rgba(13, 17, 23, 0.4) 40%, transparent 100%);
  pointer-events: none;
}

.featured-floating-tag {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(13, 17, 23, 0.88);
  border: 1px solid var(--showcase-gold);
  color: var(--showcase-gold-light);
  padding: 6px 14px;
  border-radius: 8px;
  font-family: 'Alexandria', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  backdrop-filter: blur(12px);
  letter-spacing: -0.1px;
}

/* Featured Card Info Side */
.featured-info-side {
  padding: 36px 36px 36px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: right;
  direction: rtl;
}

.featured-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--showcase-gold);
  font-family: 'Plus Jakarta Sans', 'Alexandria', sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.featured-title {
  font-family: 'Alexandria', sans-serif;
  font-size: clamp(1.25rem, 1.8vw, 1.7rem);
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.35;
  margin-bottom: 12px;
}

.featured-desc {
  font-family: 'IBM Plex Sans Arabic', sans-serif;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--showcase-text-muted);
  margin-bottom: 18px;
}

/* Bento Metrics Grid inside Featured Card */
.featured-bento-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}

.featured-metric-card {
  background: rgba(22, 27, 34, 0.85);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 12px;
  padding: 12px 10px;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: all 0.25s ease;
}

.featured-metric-card:hover {
  border-color: var(--showcase-gold);
  transform: translateY(-2px);
  background: rgba(22, 27, 34, 1);
}

.featured-metric-number {
  font-family: 'JetBrains Mono', 'Alexandria', monospace;
  font-size: 1.15rem;
  font-weight: 800;
  color: #F5E8C7;
  text-shadow: 0 0 12px rgba(212, 175, 55, 0.3);
  display: block;
  line-height: 1.2;
}

.featured-metric-label {
  font-family: 'Alexandria', sans-serif;
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--showcase-text-muted);
  margin-top: 3px;
  display: block;
}

/* Featured Action CTA Button */
.featured-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, #FBF6E9 0%, #D4AF37 55%, #AA8417 100%);
  color: #080D15;
  padding: 12px 26px;
  border-radius: 12px;
  font-family: 'Alexandria', sans-serif;
  font-size: 0.86rem;
  font-weight: 800;
  text-decoration: none;
  border: none;
  cursor: pointer;
  box-shadow: 0 6px 24px rgba(212, 175, 55, 0.35);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  align-self: flex-start;
}

.featured-action-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(212, 175, 55, 0.55);
}

.featured-action-btn svg {
  transition: transform 0.25s ease;
}

.featured-action-btn:hover svg {
  transform: translateX(-4px);
}

/* --------------------------------------------------------------------------
   5. Dynamic 3-Column Bento/Card Grid
   -------------------------------------------------------------------------- */
.archive-grid-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 14px;
}

.archive-grid-kicker {
  font-family: 'Plus Jakarta Sans', 'Alexandria', sans-serif;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--showcase-gold);
  letter-spacing: 0.6px;
}

.archive-grid-count {
  font-family: 'JetBrains Mono', sans-serif;
  font-size: 0.78rem;
  color: var(--showcase-text-muted);
}

.archive-projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-bottom: 60px;
}

/* Individual Showcase Card */
.archive-card {
  background: var(--showcase-card);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 18px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  cursor: pointer;
  outline: none;
}

.archive-card:hover,
.archive-card:focus-visible {
  transform: translateY(-6px);
  border-color: rgba(212, 175, 55, 0.55);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.65), 0 0 25px rgba(212, 175, 55, 0.12);
}

/* Card Header: Entity Badge & Year */
.archive-card-topbar {
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(22, 27, 34, 0.95);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.archive-entity-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'Alexandria', sans-serif;
  font-size: 0.71rem;
  font-weight: 700;
  color: var(--showcase-gold);
}

.archive-card-year {
  font-family: 'JetBrains Mono', 'Alexandria', sans-serif;
  font-size: 0.69rem;
  color: var(--showcase-text-dim);
}

/* Card Media */
.archive-card-media {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
  background: #080D15;
}

.archive-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  filter: brightness(0.88) contrast(1.08);
}

.archive-card:hover .archive-card-img {
  transform: scale(1.07);
}

.archive-category-badge {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(13, 17, 23, 0.88);
  border: 1px solid rgba(212, 175, 55, 0.35);
  color: #FFFFFF;
  padding: 4px 10px;
  border-radius: 6px;
  font-family: 'Alexandria', sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
  backdrop-filter: blur(10px);
}

/* Card Body */
.archive-card-body {
  padding: 20px 20px 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
  text-align: right;
  direction: rtl;
}

.archive-card-title {
  font-family: 'Alexandria', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.35;
  margin-bottom: 8px;
  transition: color 0.2s ease;
}

.archive-card:hover .archive-card-title {
  color: #F5E8C7;
}

.archive-card-excerpt {
  font-family: 'IBM Plex Sans Arabic', sans-serif;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--showcase-text-muted);
  margin-bottom: 16px;
  flex: 1;
}

/* Software Tools Bar (Monochrome glow on hover) */
.archive-card-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}

.archive-tool-pill {
  font-family: 'Plus Jakarta Sans', 'Alexandria', monospace;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #CBD5E1;
  transition: all 0.2s ease;
}

.archive-card:hover .archive-tool-pill {
  border-color: rgba(212, 175, 55, 0.3);
  color: var(--showcase-gold-light);
  background: rgba(212, 175, 55, 0.08);
}

/* Card Action Footer */
.archive-card-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  font-family: 'Alexandria', sans-serif;
  font-size: 0.79rem;
  font-weight: 700;
  color: var(--showcase-gold);
  transition: color 0.2s ease;
}

.archive-card-action svg {
  transform: scaleX(-1);
  transition: transform 0.25s ease;
}

.archive-card:hover .archive-card-action svg {
  transform: scaleX(-1) translateX(-5px);
}

/* --------------------------------------------------------------------------
   6. Responsive Adaptations
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .featured-hero-card {
    grid-template-columns: 1fr;
  }
  .featured-media-side {
    min-height: 240px;
  }
  .featured-media-overlay {
    background: linear-gradient(to top, rgba(13, 17, 23, 0.95) 0%, transparent 100%);
  }
  .archive-projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .featured-bento-metrics {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .projects-page-wrapper {
    padding-top: 86px;
  }
  .showcase-container {
    padding: 0 16px;
  }
  .archive-projects-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .featured-info-side {
    padding: 24px 20px;
  }
  .featured-bento-metrics {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .showcase-filter-capsule {
    padding: 4px;
  }
  .showcase-filter-btn {
    padding: 6px 12px;
    font-size: 0.74rem;
  }
}

/* ==========================================================================
   7. Project Details Modal & Stages Photographic Showcase
   ========================================================================== */
#projectModal {
  max-width: 980px;
  width: 94vw;
  background: #0D1117;
  border: 1px solid rgba(212, 175, 55, 0.35);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.9), 0 0 45px rgba(212, 175, 55, 0.15);
  border-radius: 20px;
  color: #F8FAFC;
  overflow: hidden;
}

#projectModal::backdrop {
  background: rgba(4, 7, 12, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

#projectModal .modal-header {
  background: #161B22;
  border-bottom: 1px solid rgba(212, 175, 55, 0.22);
  padding: 18px 26px;
}

#projectModal .modal-title {
  color: #FFFFFF;
  font-family: 'Alexandria', sans-serif;
  font-size: 1.15rem;
  font-weight: 800;
}

#projectModal .modal-body {
  padding: 26px 28px 36px;
  max-height: 82vh;
  background: #0D1117;
}

.stage-count-badge {
  display: inline-block;
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid rgba(212, 175, 55, 0.35);
  color: var(--showcase-gold-light);
  font-family: 'Alexandria', sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  margin-right: auto;
}

/* Modal Construction Photos Gallery (Direct pure photos without text) */
.modal-construction-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 14px 0 24px;
}

.construction-photo-item {
  position: relative;
  height: 160px;
  border-radius: 12px;
  overflow: hidden;
  background: #04070C;
  border: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  outline: none;
}

.construction-photo-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.45s ease, filter 0.3s ease;
  filter: brightness(0.92);
}

.construction-photo-item:hover,
.construction-photo-item:focus-visible {
  border-color: var(--showcase-gold);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7), 0 0 16px rgba(212, 175, 55, 0.25);
  z-index: 2;
}

.construction-photo-item:hover img {
  transform: scale(1.08);
  filter: brightness(1.02);
}

.construction-photo-overlay {
  position: absolute;
  inset: 0;
  background: rgba(8, 13, 21, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--showcase-gold-light);
  opacity: 0;
  transition: opacity 0.2s ease;
  backdrop-filter: blur(2px);
}

.construction-photo-item:hover .construction-photo-overlay {
  opacity: 1;
}

.construction-photo-overlay svg {
  transform: scale(0.8);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.8));
}

.construction-photo-item:hover .construction-photo-overlay svg {
  transform: scale(1.15);
}

@media (max-width: 768px) {
  .modal-construction-gallery {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .construction-photo-item {
    height: 135px;
  }
}

@media (max-width: 480px) {
  .modal-construction-gallery {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .construction-photo-item {
    height: 110px;
  }
}

/* ==========================================================================
   Project Construction Gallery Lightbox Slideshow (عارض وتكبير وتقليب صور مراحل البناء)
   ========================================================================== */
dialog.gallery-fullscreen-lightbox {
  position: fixed;
  inset: 0;
  width: 100vw;
  max-width: 100vw;
  height: 100vh;
  max-height: 100vh;
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 0;
  background: rgba(3, 6, 12, 0.96);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  color: #F8FAFC;
  display: none;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: none;
  z-index: 10500;
  overflow: hidden;
  outline: none;
}

dialog.gallery-fullscreen-lightbox[open] {
  display: flex;
}

dialog.gallery-fullscreen-lightbox::backdrop {
  background: rgba(2, 4, 8, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.lightbox-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  background: linear-gradient(180deg, rgba(6, 10, 18, 0.95) 0%, rgba(6, 10, 18, 0.4) 80%, transparent 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  z-index: 30;
  gap: 16px;
}

.lightbox-title-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.lightbox-project-badge {
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid rgba(212, 175, 55, 0.4);
  color: var(--showcase-gold-light, #E5C365);
  font-family: 'Alexandria', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 999px;
  white-space: nowrap;
  letter-spacing: 0.3px;
}

.lightbox-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  font-family: 'Alexandria', sans-serif;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lightbox-top-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.lightbox-counter-pill {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--showcase-gold, #D4AF37);
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.35);
  padding: 5px 16px;
  border-radius: 999px;
  letter-spacing: 1.5px;
  user-select: none;
}

.lightbox-close-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  outline: none;
}

.lightbox-close-btn:hover,
.lightbox-close-btn:focus-visible {
  background: rgba(212, 175, 55, 0.25);
  border-color: var(--showcase-gold, #D4AF37);
  color: var(--showcase-gold, #D4AF37);
  transform: rotate(90deg) scale(1.1);
  box-shadow: 0 0 16px rgba(212, 175, 55, 0.35);
}

.lightbox-stage-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 24px;
  position: relative;
  width: 100%;
  max-width: 1500px;
  margin: 0 auto;
  overflow: hidden;
  user-select: none;
}

.lightbox-arrow {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: rgba(13, 20, 32, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(212, 175, 55, 0.35);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 25;
  flex-shrink: 0;
  outline: none;
}

.lightbox-arrow:hover,
.lightbox-arrow:focus-visible {
  background: var(--showcase-gold, #D4AF37);
  color: #04070C;
  border-color: var(--showcase-gold, #D4AF37);
  transform: scale(1.12);
  box-shadow: 0 8px 24px rgba(212, 175, 55, 0.45);
}

.lightbox-arrow:active {
  transform: scale(0.96);
}

.lightbox-image-wrap {
  flex: 1;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  position: relative;
  touch-action: pan-y;
  cursor: zoom-in;
}

.lightbox-image {
  max-width: 96vw;
  max-height: calc(84vh - 20px);
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.85), 0 0 35px rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.14);
  transition: opacity 0.22s cubic-bezier(0.16, 1, 0.3, 1), transform 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity;
}

/* شريط المصغرات */
.lightbox-thumbs-container {
  padding: 8px 20px 4px;
  display: flex;
  justify-content: center;
  z-index: 20;
}

.lightbox-thumbs-strip {
  display: flex;
  gap: 10px;
  padding: 6px 12px;
  background: rgba(10, 16, 26, 0.7);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  max-width: 90vw;
  overflow-x: auto;
  scrollbar-width: thin;
}

.lightbox-thumbs-strip::-webkit-scrollbar {
  height: 4px;
}
.lightbox-thumbs-strip::-webkit-scrollbar-thumb {
  background: rgba(212, 175, 55, 0.4);
  border-radius: 4px;
}

.lightbox-thumb-btn {
  width: 58px;
  height: 42px;
  border-radius: 6px;
  overflow: hidden;
  border: 2px solid transparent;
  padding: 0;
  background: #060A10;
  cursor: pointer;
  opacity: 0.5;
  transition: all 0.22s ease;
  flex-shrink: 0;
  outline: none;
}

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

.lightbox-thumb-btn:hover {
  opacity: 0.85;
  border-color: rgba(212, 175, 55, 0.5);
  transform: translateY(-2px);
}

.lightbox-thumb-btn.active {
  opacity: 1;
  border-color: var(--showcase-gold, #D4AF37);
  box-shadow: 0 0 12px rgba(212, 175, 55, 0.45);
  transform: scale(1.08);
}

.lightbox-footer-hint {
  text-align: center;
  padding: 6px 20px 14px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.78rem;
  font-family: 'Alexandria', sans-serif;
  letter-spacing: 0.2px;
  z-index: 20;
}

/* Mobile responsive rules */
@media (max-width: 768px) {
  .lightbox-top-bar {
    padding: 12px 16px;
  }
  .lightbox-title {
    font-size: 0.92rem;
  }
  .lightbox-project-badge {
    font-size: 0.65rem;
    padding: 2px 8px;
  }
  .lightbox-counter-pill {
    font-size: 0.78rem;
    padding: 3px 10px;
  }
  .lightbox-stage-container {
    padding: 4px 8px;
  }
  .lightbox-arrow {
    width: 44px;
    height: 44px;
  }
  .lightbox-image {
    max-height: calc(68vh - 30px);
    max-width: 92vw;
  }
  .lightbox-thumb-btn {
    width: 46px;
    height: 34px;
  }
  .lightbox-footer-hint {
    font-size: 0.72rem;
    padding: 6px 12px 10px;
  }
}

@media (max-width: 480px) {
  .lightbox-top-bar {
    padding: 10px 12px;
  }
  .lightbox-title-wrap {
    gap: 8px;
  }
  .lightbox-title {
    max-width: 140px;
  }
  .lightbox-arrow {
    width: 38px;
    height: 38px;
  }
  .lightbox-stage-container {
    padding: 0 4px;
  }
  .lightbox-thumb-btn {
    width: 40px;
    height: 30px;
  }
}