/* ==========================================================================
   SISTEMA DE DISEÑO & TOKENS GLOBALES // CEUTA NO SE APAGA (05.11)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Cinzel:wght@400;600;700;800;900&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;700&family=Syne:wght@500;700;800&display=swap');

:root {
  /* --- PALETA DE COLOR CINEMATOGRÁFICA --- */
  --bg-primary: #050505;
  --bg-secondary: #0E0E0E;
  --bg-surface: #141414;
  --bg-surface-elevated: #1A1A1A;
  --bg-overlay: rgba(5, 5, 5, 0.85);

  --border-subtle: #222222;
  --border-light: #333333;
  --border-highlight: #444444;

  --text-primary: #F5F5F5;
  --text-secondary: #999999;
  --text-muted: #666666;
  --text-dark: #111111;

  /* Rojo lacre carmesí distintivo */
  --accent-crimson: #9E1B1B;
  --accent-crimson-hover: #B82323;
  --accent-crimson-glow: rgba(158, 27, 27, 0.45);
  --accent-crimson-dim: rgba(158, 27, 27, 0.15);

  /* Estados tácticos y LEDs */
  --status-active-green: #10B981;
  --status-active-green-glow: rgba(16, 185, 129, 0.45);
  --status-depleted-red: #EF4444;
  --status-depleted-red-glow: rgba(239, 68, 68, 0.35);

  /* --- TIPOGRAFÍA --- */
  --font-display: 'Bebas Neue', 'Syne', sans-serif;
  --font-brand: 'Syne', sans-serif;
  --font-serif: 'Cinzel', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* --- ESPACIADO & ESTRUCTURA --- */
  --container-max: 1280px;
  --container-narrow: 900px;
  --header-height: 76px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-pill: 9999px;

  /* --- SOMBRAS & TRANSICIONES --- */
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.6);
  --shadow-crimson: 0 0 35px var(--accent-crimson-glow);
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  background-color: var(--bg-primary);
  overflow-x: hidden;
  position: relative;
  line-height: 1.6;
}

/* Scrollbar personalizada */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: #252525;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-crimson);
}

/* Selección de texto */
::selection {
  background-color: var(--accent-crimson);
  color: #FFFFFF;
}

/* Enlaces e imágenes */
a {
  color: inherit;
  text-decoration: none;
}
img, svg, video {
  display: block;
  max-width: 100%;
}
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  background: none;
  outline: none;
}
button {
  cursor: pointer;
}

/* --- EFECTOS CRT Y VIÑETA CINEMATOGRÁFICA --- */
.crt-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 999;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%,
    rgba(0, 0, 0, 0.25) 50%
  ),
  radial-gradient(
    circle at center,
    transparent 55%,
    rgba(0, 0, 0, 0.75) 100%
  );
  background-size: 100% 3px, 100% 100%;
  opacity: 0.7;
}

/* Efecto sutil de grano analógico */
.film-grain {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 998;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Contenedores */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* Tipografías auxiliares */
.font-display { font-family: var(--font-display); }
.font-serif { font-family: var(--font-serif); }
.font-mono { font-family: var(--font-mono); }
.font-brand { font-family: var(--font-brand); }

/* Badges e insignias */
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background-color: var(--accent-crimson-dim);
  border: 1px solid var(--accent-crimson);
  color: #FF7B7B;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
}

.badge-tag::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background-color: var(--accent-crimson);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-crimson);
}

/* Títulos de sección */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-crimson);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  letter-spacing: 0.04em;
  line-height: 1.1;
  color: var(--text-primary);
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  max-width: 680px;
  margin: 16px auto 0;
  line-height: 1.7;
}

/* Botones con estilo distintivo */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  font-weight: 600;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--accent-crimson);
  color: #FFFFFF;
  border: 1px solid var(--accent-crimson-hover);
  box-shadow: 0 4px 20px rgba(158, 27, 27, 0.4);
}

.btn-primary:hover {
  background-color: var(--accent-crimson-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(184, 35, 35, 0.6);
}

.btn-outline {
  background-color: rgba(20, 20, 20, 0.6);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  border-color: var(--text-primary);
  background-color: rgba(35, 35, 35, 0.8);
  transform: translateY(-2px);
}

.btn-telegram {
  background: linear-gradient(135deg, #1d252f 0%, #0e1319 100%);
  border: 1px solid #2a82e4;
  color: #FFFFFF;
  box-shadow: 0 4px 25px rgba(42, 130, 228, 0.25);
}

.btn-telegram:hover {
  background: linear-gradient(135deg, #243140 0%, #161e27 100%);
  box-shadow: 0 8px 35px rgba(42, 130, 228, 0.45);
  transform: translateY(-2px);
}

/* Animaciones de scroll */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Enfoque accesible */
:focus-visible {
  outline: 2px solid var(--accent-crimson);
  outline-offset: 3px;
}