/* ==========================================================================
   KHX Museum Theme - Galleri Petrea
   ========================================================================== */

:root {
  --khx-bg-warm: #f6f4ee;        /* Varm kalkstensfarve */
  --khx-bg-wall: #ebe7de;        /* Subtil museumsvæg */
  --khx-text-dark: #22201d;      /* Dyb koksgrå / kul */
  --khx-text-muted: #6e6a64;     /* Dæmpet mørkegrå til metadata */
  --khx-gold: #ab8648;           /* Dæmpet museums-guld */
  --khx-border: rgba(34, 32, 29, 0.08);
  --khx-shadow-canvas: 0 14px 28px rgba(0, 0, 0, 0.12), 0 10px 10px rgba(0, 0, 0, 0.06);
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body.khx-museum-body {
  margin: 0;
  padding: 0;
  background-color: var(--khx-bg-warm);
  color: var(--khx-text-dark);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Page Wrapper */
.museum-page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.museum-header {
  padding: 40px 20px 25px;
  text-align: center;
  background-color: var(--khx-bg-warm);
  border-bottom: 1px solid var(--khx-border);
}

.gallery-branding {
  margin: 0 0 6px 0;
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.gallery-branding a {
  color: var(--khx-text-dark);
  text-decoration: none;
  transition: color 0.2s ease;
}

.gallery-branding a:hover {
  color: var(--khx-gold);
}

.gallery-subtitle {
  margin: 0 0 20px 0;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--khx-text-muted);
}

.museum-top-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 15px;
}

.museum-top-nav .nav-link {
  color: var(--khx-text-dark);
  text-decoration: none;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s;
}

.museum-top-nav .nav-link:hover {
  color: var(--khx-gold);
}

.museum-top-nav .nav-divider {
  color: var(--khx-border);
  font-size: 0.8rem;
}

/* ==========================================================================
   Hero Museum Wall (Virtuel Væg & Spotlight)
   ========================================================================== */

.khx-museum-hero-wall {
  position: relative;
  background-color: var(--khx-bg-wall);
  padding: 70px 20px 60px;
  overflow: hidden;
  border-bottom: 1px solid var(--khx-border);
}

/* Diffust spotlight fra toppen */
.khx-spotlight-cone {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 550px;
  background: radial-gradient(ellipse at 50% 0%, rgba(255, 255, 255, 0.75) 0%, rgba(235, 231, 222, 0) 70%);
  pointer-events: none;
  z-index: 1;
}

.khx-hero-stage {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  z-index: 2;
}

.khx-slider-container {
  position: relative;
  min-height: 480px;
}

/* Crossfade Slide */
.khx-hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1), visibility 1.2s;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 50px;
}

.khx-hero-slide.is-active {
  position: relative;
  opacity: 1;
  visibility: visible;
}

/* Fysisk lærred / Svæveramme */
.khx-canvas-frame {
  position: relative;
  background: #ffffff;
  padding: 10px;
  box-shadow: var(--khx-shadow-canvas);
  border-radius: 2px;
  display: inline-block;
}

.khx-canvas-img {
  display: block;
  max-height: 440px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
}

/* Museumsplakette */
.khx-museum-plaque {
  max-width: 280px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(4px);
  border-left: 2px solid var(--khx-gold);
  border-radius: 0 4px 4px 0;
}

.khx-plaque-title {
  font-family: var(--font-serif);
  font-size: 1.7rem;
  margin: 0 0 6px 0;
  line-height: 1.2;
}

.khx-plaque-meta {
  font-size: 0.88rem;
  color: var(--khx-text-muted);
  margin: 0 0 10px 0;
}

.khx-plaque-divider {
  margin: 0 4px;
}

.khx-plaque-status {
  display: inline-block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 6px;
  background: #f0ece3;
  color: var(--khx-text-muted);
  border-radius: 2px;
  margin-bottom: 8px;
}

.khx-plaque-artist {
  display: block;
  font-size: 0.8rem;
  color: var(--khx-text-dark);
  font-style: italic;
}

/* Prikker i bunden af Hero */
.khx-hero-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 35px;
}

.khx-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(34, 32, 29, 0.2);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: all 0.3s ease;
}

.khx-dot.is-active {
  background: var(--khx-gold);
  transform: scale(1.3);
}

/* Footer */
.museum-footer {
  margin-top: auto;
  background: #201e1b;
  color: #cfcac0;
  padding: 50px 20px 30px;
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 30px;
}

.footer-atelier h4 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: #fff;
  margin: 0 0 10px 0;
}

.footer-atelier p {
  margin: 4px 0;
  font-size: 0.95rem;
}

.footer-atelier a {
  color: var(--khx-gold);
  text-decoration: none;
}

.footer-meta {
  font-size: 0.85rem;
  color: #8c877e;
}

.footer-auth-link {
  margin-top: 10px;
}

.footer-auth-link a {
  color: #8c877e;
  text-decoration: none;
  font-size: 0.8rem;
}

.footer-auth-link a:hover {
  color: #fff;
}

/* Mobil-tilpasning */
@media (max-width: 768px) {
  .khx-hero-slide {
    flex-direction: column;
    gap: 20px;
  }
  .khx-canvas-img {
    max-height: 300px;
  }
  .khx-museum-plaque {
    max-width: 90%;
    text-align: center;
    border-left: none;
    border-top: 2px solid var(--khx-gold);
    border-radius: 0 0 4px 4px;
  }
}

/* ==========================================================================
   Om Kunstneren / Biografi Sektion
   ========================================================================== */

.khx-bio-section {
  background-color: #f1eee6;
  border-top: 1px solid var(--khx-border);
  border-bottom: 1px solid var(--khx-border);
  padding: 90px 20px;
}

.khx-bio-container {
  max-width: 1100px;
  margin: 0 auto;
}

.khx-bio-grid {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 60px;
  align-items: center;
}

/* Billedramme med lærredsfornemmelse */
.khx-bio-frame {
  position: relative;
  background: #ffffff;
  padding: 12px;
  box-shadow: var(--khx-shadow-canvas);
  border-radius: 2px;
}

.khx-bio-portrait {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 4 / 5;
}

.khx-bio-placeholder {
  width: 100%;
  aspect-ratio: 4 / 5;
  background: #e6e2d8;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--khx-text-muted);
  gap: 12px;
  font-family: var(--font-serif);
  font-size: 1.1rem;
}

/* Ret Biografi Trigger-knap */
.btn-khx-edit-bio {
  position: absolute;
  top: 18px;
  right: 18px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--khx-border);
  border-radius: 4px;
  padding: 6px 12px;
  font-size: 0.8rem;
  color: var(--khx-text-dark);
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  transition: all 0.2s ease;
  z-index: 5;
}

.btn-khx-edit-bio:hover {
  background: var(--khx-gold);
  color: #fff;
  border-color: var(--khx-gold);
}

/* Tekstkolonne */
.khx-bio-label {
  display: inline-block;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--khx-gold);
  margin-bottom: 8px;
  font-weight: 500;
}

.khx-bio-heading {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  line-height: 1.2;
  margin: 0 0 20px 0;
  color: var(--khx-text-dark);
}

.khx-bio-quote {
  margin: 0 0 24px 0;
  padding-left: 20px;
  border-left: 2px solid var(--khx-gold);
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-style: italic;
  color: #4a4640;
  line-height: 1.5;
}

.khx-bio-body {
  font-size: 1rem;
  color: var(--khx-text-dark);
  line-height: 1.7;
  margin-bottom: 30px;
}

.khx-bio-body p {
  margin-bottom: 16px;
}

/* Milepæle & atelier-noter */
.khx-bio-milestones {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--khx-border);
}

.milestone-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  font-size: 0.9rem;
}

.milestone-year {
  font-weight: 600;
  color: var(--khx-text-dark);
}

.milestone-desc {
  color: var(--khx-text-muted);
}

/* Responsiv tilpasning for mobil og tablet */
@media (max-width: 900px) {
  .khx-bio-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .khx-bio-image-col {
    max-width: 400px;
    margin: 0 auto;
  }
  .khx-bio-heading {
    font-size: 2rem;
  }
  .milestone-item {
    grid-template-columns: 100px 1fr;
  }
}

/* ==========================================================================
   Flydende scroll op/ned-knap
   ========================================================================== */

.khx-scroll-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background-color: #1c1a17;
  color: #c49d58;
  border: 1px solid rgba(196, 157, 88, 0.4);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  transition: all 0.3s ease;
}

.khx-scroll-btn:hover {
  background-color: #c49d58;
  color: #1a1713;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(196, 157, 88, 0.35);
}

.khx-scroll-icon {
  transition: transform 0.25s ease;
}

/* Tilstand: Skift mellem pil-ned og pil-op */
.khx-scroll-btn .icon-up {
  display: none;
}
.khx-scroll-btn .icon-down {
  display: block;
}

.khx-scroll-btn.is-scrolled .icon-down {
  display: none;
}
.khx-scroll-btn.is-scrolled .icon-up {
  display: block;
}

@media (max-width: 768px) {
  .khx-scroll-btn {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
  }
}

/* ==========================================================================
   KHX Museum Lightbox (Stort format)
   ========================================================================== */

.khx-artwork-card {
  cursor: pointer;
}

.khx-lightbox-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(14, 13, 11, 0.94);
  backdrop-filter: blur(8px);
  z-index: 120000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  padding: 20px;
  box-sizing: border-box;
}

.khx-lightbox-backdrop.is-visible {
  opacity: 1;
  visibility: visible;
}

.khx-lightbox-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 90vw;
  max-height: 92vh;
}

.khx-lightbox-media {
  position: relative;
  max-height: 76vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.khx-lightbox-media img {
  max-width: 100%;
  max-height: 76vh;
  object-fit: contain;
  border-radius: 3px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
  transition: transform 0.2s ease;
}

.khx-lightbox-info {
  text-align: center;
  margin-top: 15px;
  color: #ece8de;
}

.khx-lb-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 600;
  margin: 0 0 4px 0;
  color: #f7f4ed;
  letter-spacing: 0.02em;
}

.khx-lb-meta {
  font-size: 0.92rem;
  color: #b5af9f;
  margin: 0 0 6px 0;
}

.khx-lb-status {
  display: inline-block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 10px;
  border-radius: 12px;
  background: rgba(196, 157, 88, 0.18);
  color: #c49d58;
  border: 1px solid rgba(196, 157, 88, 0.4);
}

/* Navigations- og lukkeknapper */
.khx-lightbox-close {
  position: absolute;
  top: 20px;
  right: 25px;
  background: transparent;
  border: none;
  color: #d1ccc0;
  font-size: 2.4rem;
  line-height: 1;
  cursor: pointer;
  transition: color 0.2s ease;
  z-index: 10;
}

.khx-lightbox-close:hover {
  color: #c49d58;
}

.khx-lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #e5e0d4;
  font-size: 2.5rem;
  width: 48px;
  height: 48px;
  line-height: 44px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  user-select: none;
  z-index: 10;
}

.khx-lightbox-nav:hover {
  background: rgba(196, 157, 88, 0.25);
  color: #ffffff;
  border-color: #c49d58;
}

.khx-lightbox-nav.prev {
  left: 20px;
}

.khx-lightbox-nav.next {
  right: 20px;
}

@media (max-width: 768px) {
  .khx-lightbox-nav {
    display: none;
  }
  .khx-lb-title {
    font-size: 1.4rem;
  }
}