/* ═══════════════════════════════════════════════════════════════
   ArchiViz — Multi-Project Client Visualizer Styles
   Fluid Typography, High Contrast Shadows, Interstitials,
   Dual-Branding, Hotspots & Material Specification Modal.
   ═══════════════════════════════════════════════════════════════ */

:root {
  --color-bg: #07070a;
  --color-surface: #0e0e14;
  --color-surface-glass: rgba(14, 14, 20, 0.78);
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-hover: rgba(200, 169, 126, 0.4);
  --color-accent: #c8a97e;
  --color-accent-hover: #dfc299;
  --color-text: #f5f5f7;
  --color-text-muted: #8e8e9a;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Outfit', var(--font-sans);
  --font-mono: 'JetBrains Mono', monospace;

  --shadow-contrast: 0 1px 2px rgba(0, 0, 0, 0.45), 0 2px 8px rgba(0, 0, 0, 0.25);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── Preloader ────────────────────────────────────────────── */
.loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s;
}

.loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
}

.loader__icon {
  width: 48px;
  height: 48px;
  color: var(--color-accent);
  animation: pulseLogo 2s infinite ease-in-out;
}

@keyframes pulseLogo {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.08); opacity: 1; }
}

.loader__progress {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 240px;
}

.loader__bar {
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
}

.loader__fill {
  width: 0%;
  height: 100%;
  background: var(--color-accent);
  transition: width 0.2s ease;
}

.loader__text {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.loader__percent {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-accent);
}

/* ── Agency Watermark Pinned Corner ────────────────────────── */
.agency-watermark {
  position: fixed;
  top: 24px;
  right: 80px;
  z-index: 150;
  display: flex;
  align-items: center;
  padding: 6px 14px;
  background: rgba(10, 10, 15, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: 30px;
  transition: all 0.3s ease;
}

.agency-watermark:hover {
  border-color: var(--color-accent);
  background: rgba(14, 14, 20, 0.9);
  transform: translateY(-2px);
}

.agency-watermark__img {
  height: 18px;
  width: auto;
  display: block;
}

/* ── Client Logo Overlay ───────────────────────────────────── */
.client-logo-container {
  position: fixed;
  top: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 140;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.client-logo-container img {
  max-height: 48px;
  max-width: 260px;
  object-fit: contain;
}

/* ── Multi-Scene Sections ──────────────────────────────────── */
.scenes-container {
  position: relative;
  width: 100%;
}

/* Sequence Scene */
.scene-sequence {
  position: relative;
  width: 100%;
}

.scene-sequence__viewport {
  position: sticky;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

.scene-sequence__canvas {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  will-change: transform;
  transform: translateZ(0);
  backface-visibility: hidden;
  contain: paint layout;
}

.scene-sequence__overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 24px;
  text-align: center;
  transition: opacity 0.4s ease;
}

.scene-badge {
  display: inline-flex;
  padding: 6px 16px;
  background: rgba(200, 169, 126, 0.15);
  border: 1px solid var(--color-accent);
  border-radius: 30px;
  color: var(--color-accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
  text-shadow: var(--shadow-contrast);
}

.scene-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4.5rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.1;
  max-width: 900px;
  margin-bottom: 14px;
  text-shadow: var(--shadow-contrast);
}

.scene-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.3rem);
  color: #e0e0e6;
  max-width: 680px;
  line-height: 1.6;
  text-shadow: var(--shadow-contrast);
}

/* ── Hotspots Layer ────────────────────────────────────────── */
.hotspots-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 100;
}

.hotspot-pin {
  position: absolute;
  transform: translate(-50%, -50%);
  pointer-events: auto;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: rgba(14, 14, 20, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-accent);
  border-radius: 30px;
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  transition: all 0.25s ease;
}

.hotspot-pin:hover {
  background: var(--color-accent);
  color: #0c0c12;
  transform: translate(-50%, -50%) scale(1.08);
}

.hotspot-pin__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: pulseDot 1.5s infinite;
}

.hotspot-pin:hover .hotspot-pin__dot {
  background: #0c0c12;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.4); }
}

/* ── Interstitial Scene (Clean Architectural Editorial) ───── */
.scene-interstitial {
  position: relative;
  width: 100%;
  background: #fdfdfd;
  color: #111116;
  padding: clamp(60px, 10vw, 140px) 24px;
  z-index: 110;
}

.interstitial__container {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.interstitial__header {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.interstitial__badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: #8c7355;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.interstitial__headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.8rem);
  font-weight: 800;
  color: #0d0d12;
  line-height: 1.15;
  max-width: 900px;
}

.interstitial__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.interstitial__body {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: #444450;
  line-height: 1.75;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.interstitial__specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 10px;
}

.spec-item {
  padding: 16px;
  background: #f4f4f6;
  border-radius: var(--radius-sm);
  border-left: 3px solid #c8a97e;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.spec-item span {
  font-size: 11px;
  color: #777785;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.spec-item strong {
  font-size: 16px;
  color: #111116;
  font-weight: 700;
}

.interstitial__blueprint {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.interstitial__blueprint img {
  width: 100%;
  height: auto;
  display: block;
}

@media (max-width: 900px) {
  .interstitial__grid {
    grid-template-columns: 1fr;
  }
}

/* ── Material Specification Floating Modal / Bottom Sheet ── */
.material-modal {
  position: fixed;
  inset: 0;
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.35s ease;
}

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

.material-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 5, 8, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.material-modal__card {
  position: relative;
  z-index: 410;
  width: 100%;
  max-width: 680px;
  background: #111118;
  border: 1px solid var(--color-border-hover);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.7);
  transform: translateY(20px) scale(0.96);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.material-modal.open .material-modal__card {
  transform: translateY(0) scale(1);
}

.material-modal__close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-border);
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.material-modal__grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
}

.material-modal__preview {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #000;
}

.material-modal__preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.material-modal__badge {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-accent);
  letter-spacing: 0.1em;
  font-weight: 700;
}

.material-modal__title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin: 6px 0 10px;
}

.material-modal__desc {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}

.material-modal__specs {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  border-top: 1px solid var(--color-border);
  padding-top: 12px;
  margin-bottom: 20px;
}

.mat-spec-row {
  display: flex;
  justify-content: space-between;
}

.mat-spec-row span { color: var(--color-text-muted); }
.mat-spec-row strong { color: var(--color-accent); }

@media (max-width: 640px) {
  .material-modal {
    align-items: flex-end;
    padding: 0;
  }
  .material-modal__card {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    padding: 24px;
  }
  .material-modal__handle {
    width: 40px;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    margin: -10px auto 16px;
  }
  .material-modal__grid {
    grid-template-columns: 1fr;
  }
  .material-modal__preview {
    max-height: 180px;
  }
}

/* ── UI Controls & Modals (Drawer, Audio, Back to Top) ─────── */
.audio-toggle {
  position: fixed;
  bottom: 30px;
  left: 30px;
  z-index: 180;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(18, 18, 24, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.audio-toggle:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.audio-toggle.muted .audio-toggle__icon--on { display: none; }
.audio-toggle:not(.muted) .audio-toggle__icon--off { display: none; }

.menu-btn {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 200;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(18, 18, 24, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.menu-btn__line {
  width: 20px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.menu-btn:hover .menu-btn__line {
  background: var(--color-accent);
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 180;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: rgba(18, 18, 24, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(200, 169, 126, 0.25);
  border-radius: 40px;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: all 0.35s ease;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Drawer */
.drawer-overlay {
  position: fixed;
  inset: 0;
  z-index: 250;
  background: rgba(5, 5, 8, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s ease;
}

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

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(540px, 92vw);
  z-index: 300;
  background: #0e0e14;
  border-left: 1px solid var(--color-border);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
}

.drawer.open { transform: translateX(0); }

.drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.drawer__brand-badge {
  font-size: 10px;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.15em;
}

.drawer__title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
}

.drawer__close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
  color: #fff;
  font-size: 22px;
  cursor: pointer;
}

.drawer__nav {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 12px;
  margin-bottom: 24px;
  overflow-x: auto;
}

.drawer__tab {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 12px;
  cursor: pointer;
  border-radius: 6px;
}

.drawer__tab.active {
  background: rgba(200, 169, 126, 0.15);
  color: var(--color-accent);
}

.drawer-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.drawer-card {
  position: relative;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  border: 1px solid var(--color-border);
}

.drawer-card img { width: 100%; height: 100%; object-fit: cover; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s ease;
}

.btn--primary {
  background: var(--color-accent);
  color: #0c0c12;
  border: 1px solid var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
}

.btn--sm { padding: 6px 14px; font-size: 12px; }

/* Lightbox & Modals */
.render-lightbox, .tour-modal, .video-modal {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(5, 5, 10, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.35s ease;
}

.render-lightbox.open, .tour-modal.open, .video-modal.open {
  opacity: 1;
  visibility: visible;
}

.render-lightbox__toolbar {
  position: absolute;
  top: 24px;
  right: 24px;
  display: flex;
  gap: 12px;
  z-index: 520;
}

.render-lightbox__viewport {
  max-width: 90vw;
  max-height: 80vh;
}

.render-lightbox__img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  transition: transform 0.3s ease;
}

.render-lightbox__img.zoomed { transform: scale(1.6); cursor: zoom-out; }

/* Footer */
.footer-bar {
  background: #07070a;
  border-top: 1px solid var(--color-border);
  padding: 30px 24px;
  text-align: center;
  font-size: 12px;
  color: var(--color-text-muted);
}


/* ── Keyboard focus & reduced motion ─────────────────────── */
:focus-visible { outline: 2px solid var(--color-accent, #c8a97e); outline-offset: 3px; border-radius: 4px; }
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}

/* ── Contenido indexable (final de la experiencia) ─────────── */
.seo-content { position: relative; z-index: 60; background: var(--color-bg, #07070a); color: var(--color-text, #fff); padding: 72px 24px 140px; border-top: 1px solid rgba(255,255,255,0.08); }
.seo-content__inner { max-width: 960px; margin: 0 auto; font-family: var(--font-body, Inter, sans-serif); line-height: 1.7; }
.seo-content h1 { font-family: var(--font-display, Outfit, sans-serif); font-size: clamp(1.8rem, 4vw, 2.8rem); margin-bottom: 12px; }
.seo-content h2 { font-family: var(--font-display, Outfit, sans-serif); font-size: 1.25rem; color: var(--color-accent, #c8a97e); margin: 28px 0 8px; }
.seo-content__lead { font-size: 1.05rem; color: rgba(255,255,255,0.85); max-width: 760px; }
.seo-content ul { padding-left: 20px; } .seo-content li { margin: 4px 0; }
.seo-content a { color: var(--color-accent, #c8a97e); }
.seo-content__copy { margin-top: 24px; font-size: 12px; color: rgba(255,255,255,0.5); }