/* ==========================================================================
   RELAPSE PROTOCOL — SITIO WEB OFICIAL
   Estilos de Terror Psicológico & Expediente Neuropsiquiátrico
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@600;800;900&family=Crimson+Pro:ital,wght@0,300;0,400;0,600;1,300&family=JetBrains+Mono:wght@300;400;500;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Paleta cromática del juego */
  --bg-void: #030407;
  --bg-deep: #07090e;
  --bg-card: rgba(14, 18, 26, 0.82);
  --bg-card-hover: rgba(22, 28, 40, 0.94);
  --bg-clinical: #0b1118;
  
  /* Acentos de iluminación del juego */
  --amber-lamp: #e59a38;
  --amber-glow: rgba(229, 154, 56, 0.35);
  --cyan-clinical: #38bdf8;
  --cyan-glow: rgba(56, 189, 248, 0.3);
  --red-relapse: #e53e3e;
  --red-glow: rgba(229, 62, 62, 0.4);
  
  /* Textos y papel envejecido */
  --text-primary: #ece8df;
  --text-secondary: #9ba3af;
  --text-muted: #5e6673;
  --text-paper: #ded5c2;
  
  /* Bordes */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-active: rgba(229, 154, 56, 0.45);
  --border-clinical: rgba(56, 189, 248, 0.35);
  --border-alert: rgba(229, 62, 62, 0.45);

  /* Fuentes */
  --font-title: 'Cinzel', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-narrative: 'Crimson Pro', serif;
  
  /* Transiciones */
  --transition-smooth: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset y base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
  background-color: var(--bg-void);
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-void);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Barra de scroll personalizada */
::-webkit-scrollbar {
  width: 7px;
}
::-webkit-scrollbar-track {
  background: var(--bg-void);
}
::-webkit-scrollbar-thumb {
  background: #1f2733;
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--amber-lamp);
}

/* Capa de grano de película y scanlines CRT */
.crt-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9990;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.25) 50%
  ), linear-gradient(
    90deg,
    rgba(255, 0, 0, 0.03),
    rgba(0, 255, 0, 0.01),
    rgba(0, 0, 255, 0.03)
  );
  background-size: 100% 3px, 6px 100%;
  opacity: 0.85;
  transition: opacity 0.3s ease;
}

.crt-overlay.disabled {
  opacity: 0;
}

.vignette-layer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9980;
  box-shadow: inset 0 0 120px rgba(0, 0, 0, 0.85), inset 0 0 220px rgba(0, 0, 0, 0.65);
}

/* Íconos SVG universales */
.svg-icon {
  width: 16px;
  height: 16px;
  display: inline-block;
  vertical-align: middle;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

/* Barra de navegación superior */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(4, 6, 9, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-smooth);
}

.nav-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0.85rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
  flex-shrink: 0;
  white-space: nowrap;
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.2rem 0.55rem;
  background: rgba(229, 154, 56, 0.12);
  border: 1px solid var(--border-active);
  color: var(--amber-lamp);
  border-radius: 2px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.brand-text {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.12em;
  color: #fff;
  text-shadow: 0 0 12px rgba(255, 255, 255, 0.2);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-shrink: 1;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  position: relative;
  padding: 0.35rem 0;
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  color: var(--amber-lamp);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--amber-lamp);
  transition: width 0.25s ease;
}

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

.nav-controls {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}

.ctrl-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  padding: 0.45rem 0.8rem;
  border-radius: 3px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
  transition: var(--transition-smooth);
}

.ctrl-btn:hover {
  border-color: var(--border-active);
  color: var(--text-primary);
  background: rgba(229, 154, 56, 0.08);
}

.ctrl-btn.active {
  border-color: var(--amber-lamp);
  color: var(--amber-lamp);
  background: rgba(229, 154, 56, 0.15);
  box-shadow: 0 0 12px var(--amber-glow);
}

.btn-itch {
  background: linear-gradient(135deg, #fa5c5c, #d12e2e);
  color: #fff;
  border: none;
  font-weight: 600;
  box-shadow: 0 0 15px rgba(245, 78, 78, 0.35);
}

.btn-itch:hover {
  background: linear-gradient(135deg, #ff6e6e, #e03838);
  box-shadow: 0 0 20px rgba(245, 78, 78, 0.55);
  color: #fff;
}

.btn-steam {
  background: rgba(22, 32, 45, 0.92);
  border: 1px solid rgba(102, 192, 244, 0.4);
  color: #c7d5e0;
}

.btn-steam:hover {
  background: #171a21;
  border-color: #66c0f4;
  color: #fff;
  box-shadow: 0 0 15px rgba(102, 192, 244, 0.35);
}

.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 0.4rem 0.6rem;
  border-radius: 3px;
  cursor: pointer;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  padding: 7.5rem 1.75rem 4.5rem;
  background-image: radial-gradient(circle at 50% 40%, rgba(18, 25, 38, 0.45) 0%, rgba(3, 4, 7, 0.95) 75%),
                    url('itch/Walking_down_dark_corridor_2K_20260910131610.webp');
  background-size: cover;
  background-position: center 45%;
  background-attachment: fixed;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(3, 4, 7, 0.35) 0%, rgba(3, 4, 7, 0.8) 70%, var(--bg-void) 100%);
  pointer-events: none;
}

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

.dossier-stamp {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--amber-lamp);
  background: rgba(15, 12, 8, 0.82);
  border: 1px solid var(--border-active);
  padding: 0.35rem 1.1rem;
  border-radius: 2px;
  letter-spacing: 0.08em;
  margin-bottom: 1.5rem;
  animation: pulseStamp 3.5s infinite;
}

@keyframes pulseStamp {
  0%, 100% { border-color: var(--border-active); box-shadow: 0 0 10px rgba(229, 154, 56, 0.1); }
  50% { border-color: rgba(229, 154, 56, 0.8); box-shadow: 0 0 20px rgba(229, 154, 56, 0.3); }
}

.hero-title {
  font-family: var(--font-title);
  font-size: clamp(2.75rem, 6.5vw, 5.2rem);
  font-weight: 900;
  letter-spacing: 0.14em;
  line-height: 1.08;
  color: #fff;
  margin-bottom: 1rem;
  text-shadow: 0 0 35px rgba(255, 255, 255, 0.25), 0 0 80px rgba(229, 154, 56, 0.2);
}

.hero-tagline {
  font-family: var(--font-narrative);
  font-style: italic;
  font-size: clamp(1.2rem, 2.5vw, 1.65rem);
  color: var(--amber-lamp);
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
}

.hero-desc {
  font-size: 1.05rem;
  max-width: 780px;
  margin: 0 auto 2.5rem;
  color: #b8c0cc;
  line-height: 1.75;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.75rem;
}

.spec-badge {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  padding: 0.4rem 0.85rem;
  background: rgba(14, 20, 30, 0.88);
  border: 1px solid var(--border-subtle);
  border-radius: 3px;
  color: var(--text-paper);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
}

.spec-badge .svg-icon {
  color: var(--cyan-clinical);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.1rem;
}

.btn-primary, .btn-secondary, .btn-danger {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  padding: 0.85rem 1.85rem;
  border-radius: 3px;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  transition: var(--transition-smooth);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--amber-lamp);
  color: #0c0905;
  font-weight: 700;
  border: 1px solid var(--amber-lamp);
  box-shadow: 0 0 25px var(--amber-glow);
}

.btn-primary:hover {
  background: #ffaa42;
  box-shadow: 0 0 35px rgba(229, 154, 56, 0.6);
  transform: translateY(-2px);
}

.btn-secondary {
  background: rgba(14, 20, 30, 0.85);
  color: var(--text-primary);
  border: 1px solid var(--border-clinical);
}

.btn-secondary:hover {
  background: rgba(56, 189, 248, 0.12);
  border-color: var(--cyan-clinical);
  color: #fff;
  transform: translateY(-2px);
}

/* ==========================================================================
   SECCIONES GLOBALES
   ========================================================================== */
section {
  padding: 6.5rem 1.75rem;
  position: relative;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3.75rem;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--amber-lamp);
  display: inline-block;
  margin-bottom: 0.6rem;
}

.section-title {
  font-family: var(--font-title);
  font-size: clamp(2rem, 4vw, 2.85rem);
  color: #fff;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.65;
}

/* ==========================================================================
   SECCIÓN: EL PROTOCOLO (EXPEDIENTE CLÍNICO)
   ========================================================================== */
.dossier-wrapper {
  background: var(--bg-clinical);
  border: 1px solid var(--border-clinical);
  border-radius: 4px;
  padding: 2.5rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), inset 0 0 60px rgba(0, 0, 0, 0.3);
  position: relative;
  overflow: hidden;
}

.dossier-wrapper::before {
  content: 'Expediente clínico confidencial · Registro 01';
  position: absolute;
  top: 1.25rem;
  right: 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: rgba(56, 189, 248, 0.45);
  letter-spacing: 0.08em;
}

.dossier-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem;
  align-items: center;
  margin-bottom: 3.5rem;
}

.dossier-quote {
  font-family: var(--font-narrative);
  font-size: 1.35rem;
  font-style: italic;
  color: var(--text-paper);
  border-left: 3px solid var(--amber-lamp);
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.dossier-text p {
  color: #a0abbd;
  margin-bottom: 1rem;
  font-size: 0.98rem;
  line-height: 1.7;
}

/* Tarjeta fotográfica destacada en el dossier (teléfono) */
.dossier-evidence-card {
  background: rgba(5, 8, 12, 0.85);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
}

.dossier-evidence-img {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.dossier-evidence-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.dossier-evidence-card:hover .dossier-evidence-img img {
  transform: scale(1.04);
}

.dossier-evidence-body {
  padding: 1.25rem;
}

.dossier-evidence-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--amber-lamp);
  letter-spacing: 0.06em;
  margin-bottom: 0.35rem;
}

.dossier-evidence-title {
  font-family: var(--font-title);
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: 0.4rem;
}

.dossier-evidence-desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Métricas simétricas */
.dossier-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.metric-card {
  background: rgba(6, 10, 15, 0.7);
  border: 1px solid var(--border-subtle);
  padding: 1.25rem 1rem;
  border-radius: 3px;
  text-align: center;
}

.metric-val {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--amber-lamp);
  margin-bottom: 0.25rem;
}

.metric-lbl {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
}

/* ==========================================================================
   LOS 5 PILARES DE DISEÑO (DISPOSICIÓN SIMÉTRICA 1 + 2x2)
   ========================================================================== */
.pillars-title {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  letter-spacing: 0.1em;
  color: var(--cyan-clinical);
  margin-bottom: 1.75rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.75rem;
}

.pillars-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* Pilar 1 destacado horizontal a ancho completo */
.pillar-featured {
  background: linear-gradient(90deg, rgba(14, 20, 30, 0.92) 0%, rgba(9, 13, 20, 0.85) 100%);
  border: 1px solid var(--border-active);
  border-radius: 4px;
  padding: 2rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2rem;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.pillar-featured::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--amber-lamp);
}

.pillar-featured-num {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--amber-lamp);
  line-height: 1;
  padding-right: 1.5rem;
  border-right: 1px solid var(--border-subtle);
}

.pillar-featured-title {
  font-family: var(--font-title);
  font-size: 1.35rem;
  color: #fff;
  margin-bottom: 0.5rem;
}

.pillar-featured-desc {
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Los otros 4 pilares en cuadrícula 2x2 perfectamente simétrica */
.pillars-subgrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.pillar-card {
  background: rgba(9, 13, 20, 0.75);
  border: 1px solid var(--border-subtle);
  padding: 1.6rem;
  border-radius: 3px;
  transition: var(--transition-smooth);
}

.pillar-card:hover {
  border-color: var(--border-active);
  transform: translateY(-2px);
  background: rgba(15, 22, 33, 0.9);
}

.pillar-num {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--amber-lamp);
  margin-bottom: 0.45rem;
  letter-spacing: 0.06em;
}

.pillar-heading {
  font-family: var(--font-title);
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: 0.65rem;
}

.pillar-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   SECCIÓN: VISOR 3D — LA PRESENCIA
   ========================================================================== */
.viewer-section {
  background: radial-gradient(circle at 50% 50%, rgba(13, 17, 26, 0.85) 0%, var(--bg-void) 80%);
}

.viewer-layout {
  display: grid;
  grid-template-columns: 1fr 430px;
  gap: 2rem;
  align-items: stretch;
}

.viewer-viewport {
  position: relative;
  background: #020305;
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  min-height: 680px;
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
}

#presenciaCanvas {
  width: 100%;
  height: 100%;
  display: block;
  flex: 1;
}

/* HUD sobre el visor 3D */
.viewer-hud-top {
  position: absolute;
  top: 1rem;
  left: 1rem;
  right: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
  z-index: 10;
  gap: 0.75rem;
}

.hud-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  background: rgba(4, 6, 9, 0.88);
  border: 1px solid var(--border-subtle);
  padding: 0.35rem 0.75rem;
  border-radius: 2px;
  color: var(--amber-lamp);
  display: flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
}

.hud-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--red-relapse);
  box-shadow: 0 0 8px var(--red-relapse);
  animation: hudBlink 1.4s infinite;
}

@keyframes hudBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

.viewer-hud-bottom {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  pointer-events: none;
  z-index: 10;
  gap: 1rem;
  flex-wrap: wrap;
}

.viewer-controls-bar {
  display: flex;
  gap: 0.5rem;
  pointer-events: auto;
  flex-wrap: wrap;
}

.hud-ctrl-btn {
  background: rgba(10, 14, 20, 0.88);
  border: 1px solid var(--border-subtle);
  color: var(--text-paper);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.45rem 0.85rem;
  border-radius: 3px;
  cursor: pointer;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
}

.hud-ctrl-btn:hover {
  background: rgba(229, 154, 56, 0.15);
  border-color: var(--amber-lamp);
  color: var(--amber-lamp);
}

.hud-ctrl-btn.active {
  background: rgba(229, 154, 56, 0.25);
  border-color: var(--amber-lamp);
  color: var(--amber-lamp);
  box-shadow: 0 0 12px var(--amber-glow);
}

.viewer-look-warning {
  background: rgba(8, 5, 5, 0.9);
  border: 1px solid var(--border-alert);
  padding: 0.45rem 0.9rem;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #ff8b8b;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
}

/* Pantalla de carga del 3D */
.viewer-loader {
  position: absolute;
  inset: 0;
  background: rgba(3, 4, 7, 0.95);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 20;
  transition: opacity 0.4s ease;
  padding: 2rem;
  text-align: center;
}

.loader-terminal {
  max-width: 420px;
  width: 100%;
}

.loader-title {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--amber-lamp);
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.loader-progress-bar {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 0.85rem;
}

.loader-progress-fill {
  width: 0%;
  height: 100%;
  background: var(--amber-lamp);
  box-shadow: 0 0 10px var(--amber-lamp);
  transition: width 0.15s ease;
}

.loader-status {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Panel lateral de la Entidad: alineado a la par con la ventana 3D */
.entity-dossier {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  height: 100%;
  min-height: 680px;
}

.entity-header {
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1rem;
}

.entity-classification {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--red-relapse);
  letter-spacing: 0.08em;
  margin-bottom: 0.35rem;
}

.entity-name {
  font-family: var(--font-title);
  font-size: 1.75rem;
  color: #fff;
  letter-spacing: 0.06em;
}

.entity-rule-box {
  background: rgba(229, 62, 62, 0.08);
  border-left: 3px solid var(--red-relapse);
  padding: 1.15rem;
  border-radius: 0 3px 3px 0;
}

.rule-title {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  color: #ff9b9b;
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.rule-desc {
  font-size: 0.86rem;
  color: #d1d5db;
  line-height: 1.6;
}

.entity-specs-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.entity-spec-item {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
  padding-bottom: 0.45rem;
  gap: 1rem;
}

.spec-k {
  color: var(--text-muted);
  flex-shrink: 0;
}

.spec-v {
  color: var(--amber-lamp);
  font-weight: 500;
  text-align: right;
}

.entity-footer-hint {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.85rem;
  line-height: 1.5;
}

/* ==========================================================================
   SECCIÓN: LAS SESIONES DEL PROTOCOLO
   ========================================================================== */
.sessions-tabs {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.75rem;
  flex-wrap: wrap;
}

.session-tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 0.75rem 1.4rem;
  border-radius: 3px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.session-tab-btn:hover {
  border-color: var(--border-active);
  color: var(--text-primary);
}

.session-tab-btn.active {
  background: rgba(229, 154, 56, 0.12);
  border-color: var(--amber-lamp);
  color: var(--amber-lamp);
  box-shadow: 0 0 15px var(--amber-glow);
}

.session-panel {
  display: none;
  animation: fadeIn 0.4s ease;
}

.session-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.session-content-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 2.5rem;
}

.session-visual {
  position: relative;
  border-radius: 3px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
  aspect-ratio: 16 / 9;
}

.session-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

.session-visual:hover img {
  transform: scale(1.03);
}

.session-badge-overlay {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.35rem 0.75rem;
  border-radius: 2px;
  background: rgba(0, 0, 0, 0.85);
  border: 1px solid var(--border-active);
  color: var(--amber-lamp);
}

.session-details {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.session-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan-clinical);
  letter-spacing: 0.08em;
}

.session-name {
  font-family: var(--font-title);
  font-size: 2rem;
  color: #fff;
  letter-spacing: 0.04em;
}

.session-summary {
  color: #b0b8c4;
  line-height: 1.7;
  font-size: 0.96rem;
}

.acceptance-acts {
  background: rgba(6, 10, 16, 0.65);
  border: 1px solid var(--border-subtle);
  padding: 1.35rem;
  border-radius: 3px;
}

.acts-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--amber-lamp);
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}

.acts-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.acts-list li {
  font-size: 0.86rem;
  color: var(--text-paper);
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  line-height: 1.5;
}

.acts-list li::before {
  content: '▸';
  color: var(--amber-lamp);
}

/* Roadmap simétrico de 3 sesiones futuras */
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}

.roadmap-card {
  background: rgba(10, 14, 20, 0.65);
  border: 1px dashed var(--border-subtle);
  padding: 1.75rem;
  border-radius: 3px;
  transition: var(--transition-smooth);
}

.roadmap-card:hover {
  border-color: var(--border-clinical);
  background: rgba(14, 20, 30, 0.85);
}

.roadmap-status {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--cyan-clinical);
  letter-spacing: 0.06em;
  margin-bottom: 0.5rem;
}

.roadmap-title {
  font-family: var(--font-title);
  font-size: 1.25rem;
  color: #fff;
  margin-bottom: 0.6rem;
}

.roadmap-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   SECCIÓN: GALERÍA DE EVIDENCIAS (12 ELEMENTOS 100% SIMÉTRICOS)
   ========================================================================== */
.gallery-filters {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  padding: 0.45rem 1.1rem;
  border-radius: 2px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.filter-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-active);
}

.filter-btn.active {
  background: rgba(229, 154, 56, 0.12);
  border-color: var(--amber-lamp);
  color: var(--amber-lamp);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.gallery-item {
  position: relative;
  aspect-ratio: 16 / 10;
  border-radius: 3px;
  overflow: hidden;
  background: #090c12;
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.gallery-item:hover {
  transform: translateY(-4px);
  border-color: var(--border-active);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 15px var(--amber-glow);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
  display: block;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(3, 4, 7, 0.95) 0%, rgba(3, 4, 7, 0.2) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--amber-lamp);
  letter-spacing: 0.06em;
  margin-bottom: 0.2rem;
}

.gallery-caption {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: #fff;
  font-weight: 500;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(2, 3, 5, 0.96);
  backdrop-filter: blur(12px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.lightbox-modal.active {
  display: flex;
}

.lightbox-content {
  position: relative;
  max-width: 1100px;
  width: 100%;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-img-wrap {
  max-height: 75vh;
  width: auto;
  overflow: hidden;
  border-radius: 4px;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 0 60px rgba(0, 0, 0, 0.9);
}

.lightbox-img-wrap img {
  max-height: 75vh;
  max-width: 100%;
  display: block;
  object-fit: contain;
}

.lightbox-caption {
  margin-top: 1rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-paper);
  text-align: center;
  background: rgba(10, 14, 20, 0.85);
  padding: 0.6rem 1.35rem;
  border-radius: 3px;
  border: 1px solid var(--border-subtle);
}

.lightbox-close {
  position: absolute;
  top: -2.75rem;
  right: 0;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s ease;
}

.lightbox-close:hover {
  color: var(--amber-lamp);
}

.lightbox-close .svg-icon {
  width: 24px;
  height: 24px;
}

.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(15, 20, 30, 0.85);
  border: 1px solid var(--border-subtle);
  color: #fff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.lightbox-nav-btn:hover {
  background: var(--amber-lamp);
  color: #000;
  border-color: var(--amber-lamp);
}

.lightbox-prev { left: -3.5rem; }
.lightbox-next { right: -3.5rem; }

/* ==========================================================================
   SECCIÓN: JUGABILIDAD & RECAÍDA (SIMETRÍA Y TECLAS COMPLETAS)
   ========================================================================== */
.gameplay-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: stretch;
}

.gameplay-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.gameplay-title {
  font-family: var(--font-title);
  font-size: 1.45rem;
  color: #fff;
  margin-bottom: 1.35rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.keys-grid {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.key-item {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  background: rgba(6, 9, 14, 0.65);
  padding: 0.85rem 1.15rem;
  border-radius: 3px;
  border: 1px solid var(--border-subtle);
}

/* Grupo de teclas que NUNCA se cortan (WASD unido en una sola línea) */
.key-badges-group {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.key-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  padding: 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  background: #16202c;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-bottom: 2px solid rgba(0, 0, 0, 0.8);
  border-radius: 3px;
  color: var(--amber-lamp);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  white-space: nowrap;
}

.key-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
}

.gameplay-note {
  margin-top: 1.25rem;
  font-size: 0.86rem;
  color: #a4b0c2;
  line-height: 1.6;
}

/* Panel de Recaída Cognitiva */
.relapse-box {
  background: linear-gradient(135deg, rgba(30, 10, 10, 0.85), rgba(15, 6, 6, 0.95));
  border: 1px solid var(--border-alert);
  border-radius: 4px;
  padding: 2.25rem;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.relapse-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--red-relapse);
  box-shadow: 0 0 15px var(--red-relapse);
}

.relapse-header {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--red-relapse);
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.relapse-title {
  font-family: var(--font-title);
  font-size: 1.6rem;
  color: #ff9b9b;
  margin-bottom: 1rem;
}

.relapse-desc {
  font-size: 0.92rem;
  color: #d1b8b8;
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.relapse-rules-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.relapse-rules-list li {
  font-family: var(--font-body);
  font-size: 0.84rem;
  color: #fca5a5;
  padding-left: 1.5rem;
  position: relative;
  line-height: 1.5;
}

.relapse-rules-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 6px;
  height: 6px;
  background: var(--red-relapse);
  border-radius: 50%;
}

/* ==========================================================================
   CALL TO ACTION & FOOTER
   ========================================================================== */
.cta-section {
  text-align: center;
  background: radial-gradient(circle at 50% 100%, rgba(229, 154, 56, 0.08) 0%, var(--bg-void) 70%);
  border-top: 1px solid var(--border-subtle);
  padding: 6rem 1.75rem;
}

/* El aviso por correo, ahora como segunda seccion: mas bajo que un cierre de
   pagina, sin la linea de arriba (viene pegado al hero) y con el resplandor
   arriba en vez de abajo, del lado del que llega. */
.cta-section.aviso-arriba {
  padding: 3.4rem 1.75rem 3.6rem;
  background: radial-gradient(circle at 50% 0%, rgba(229, 154, 56, 0.07) 0%, var(--bg-void) 70%);
  border-top: none;
  border-bottom: 1px solid var(--border-subtle);
}

.cta-box {
  max-width: 760px;
  margin: 0 auto;
}

.cta-title {
  font-family: var(--font-title);
  font-size: 2.5rem;
  color: #fff;
  margin-bottom: 1rem;
}

.cta-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 2.25rem;
  line-height: 1.7;
}

.footer {
  background: #020305;
  border-top: 1px solid var(--border-subtle);
  padding: 3rem 1.75rem 2rem;
}

.footer-content {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.footer-brand {
  font-family: var(--font-title);
  font-size: 1.15rem;
  letter-spacing: 0.1em;
  color: #fff;
}

.footer-credits {
  font-size: 0.84rem;
  color: var(--text-muted);
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ==========================================================================
   RESPONSIVIDAD & MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1120px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(4, 6, 9, 0.98);
    flex-direction: column;
    padding: 1.75rem;
    border-bottom: 1px solid var(--border-subtle);
    gap: 1.25rem;
  }
  .nav-links.mobile-open {
    display: flex;
  }
  .mobile-toggle {
    display: block;
  }
  .viewer-layout {
    grid-template-columns: 1fr;
  }
  .viewer-viewport {
    height: 520px;
    min-height: 520px;
  }
  .entity-dossier {
    min-height: auto;
  }
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 900px) {
  .dossier-grid {
    grid-template-columns: 1fr;
  }
  .dossier-metrics {
    grid-template-columns: repeat(2, 1fr);
  }
  .pillars-subgrid {
    grid-template-columns: 1fr;
  }
  .pillar-featured {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .pillar-featured-num {
    border-right: none;
    padding-right: 0;
  }
  .session-content-grid {
    grid-template-columns: 1fr;
  }
  .roadmap-grid {
    grid-template-columns: 1fr;
  }
  .gameplay-grid {
    grid-template-columns: 1fr;
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .hero-title {
    font-size: 2.7rem;
  }
  .viewer-viewport {
    height: 420px;
    min-height: 420px;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .lightbox-prev { left: -0.5rem; }
  .lightbox-next { right: -0.5rem; }
}

/* ------------------------------------------------------------------ */
/* Aviso por correo y cambio de idioma                                  */
/* ------------------------------------------------------------------ */
.aviso-form {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin: 28px auto 0;
  max-width: 560px;
}
.aviso-input {
  flex: 1 1 260px;
  min-width: 0;
  padding: 14px 18px;
  font-family: inherit;
  font-size: 1rem;
  color: var(--text-primary, #e8e2d6);
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(214, 158, 66, 0.32);
  border-radius: 2px;
}
.aviso-input::placeholder { color: rgba(232, 226, 214, 0.38); }
.aviso-input:focus {
  outline: none;
  border-color: rgba(214, 158, 66, 0.75);
  box-shadow: 0 0 0 3px rgba(214, 158, 66, 0.14);
}
.aviso-input.mal { border-color: rgba(190, 60, 50, 0.85); }
.aviso-nota {
  margin-top: 14px;
  font-size: 0.86rem;
  color: rgba(232, 226, 214, 0.5);
}
.aviso-nota.ok { color: rgba(214, 158, 66, 0.92); }
.aviso-nota.mal { color: rgba(214, 96, 84, 0.95); }
#idiomaBtn { min-width: 108px; }
.ctrl-btn[aria-disabled="true"] { opacity: 0.55; cursor: default; }