@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;700&display=swap");

/* ══════════════════════════════════════════
   TOKENS GLOBALES
══════════════════════════════════════════ */
:root {
  /* Fondos */
  --color-fondo: #0f172a;
  --color-superficie: #1e293b;
  --color-superficie-2: #263248;
  --color-borde-suave: #334155;
  --color-borde: #475569;

  /* Texto */
  --color-texto: #e2e8f0;
  --color-texto-suave: #94a3b8;
  --color-texto-apagado: #64748b;

  /* Acentos */
  --color-primario: #38bdf8;
  --color-primario-hover: #0ea5e9;
  --color-secundario: #7c3aed;
  --color-acento: #06b6d4;

  /* Estados */
  --color-exito: #22c55e;
  --color-error: #ef4444;
  --color-advertencia: #f59e0b;
  --color-bloqueado: #334155;

  /* Utilidades */
  --color-blanco: #f8fafc;
  --color-sombra-fuerte: rgba(0, 0, 0, 0.4);
  --color-overlay: rgba(15, 23, 42, 0.85);

  /* Gradientes */
  --gradiente-principal: linear-gradient(135deg, #38bdf8, #7c3aed);
  --gradiente-fondo: radial-gradient(circle at top, #1e293b, #0f172a);

  /* Tipografía */
  --fuente-principal: "Space Grotesk", sans-serif;
  --fuente-mono: "JetBrains Mono", monospace;

  /* Layout */
  --radio-borde: 12px;
  --sombra: 0 4px 24px rgba(0, 0, 0, 0.3);

  /* Espaciado */
  --espacio-1: 0.5rem;
  --espacio-2: 0.75rem;
  --espacio-3: 1rem;
  --espacio-4: 1.25rem;
  --espacio-5: 1.5rem;
  --espacio-6: 2rem;
}

[data-theme="light"] {
  --color-fondo: #f1f5f9;
  --color-superficie: #ffffff;
  --color-superficie-2: #f8fafc;
  --color-borde-suave: #e2e8f0;
  --color-borde: #cbd5e1;

  --color-texto: #0f172a;
  --color-texto-suave: #475569;
  --color-texto-apagado: #94a3b8;

  --color-primario: #0284c7;
  --color-primario-hover: #0369a1;
  --color-secundario: #7c3aed;
  --color-acento: #0891b2;

  --color-exito: #16a34a;
  --color-error: #dc2626;
  --color-advertencia: #d97706;
  --color-bloqueado: #e2e8f0;

  --color-blanco: #ffffff;
  --color-sombra-fuerte: rgba(0, 0, 0, 0.1);
  --color-overlay: rgba(241, 245, 249, 0.85);

  --gradiente-principal: linear-gradient(135deg, #0284c7, #7c3aed);
  --gradiente-fondo: radial-gradient(circle at top, #f1f5f9, #e2e8f0);
  --sombra: 0 4px 24px rgba(0, 0, 0, 0.08);
}

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

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  min-height: 100dvh;
  overflow-x: hidden;
  font-family: var(--fuente-principal);
  background: var(--color-fondo);
  color: var(--color-texto);
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  max-width: 100%;
  display: block;
}
button,
input {
  font: inherit;
}
main {
  width: 100%;
  min-height: 100dvh;
}

/* ══════════════════════════════════════════
   UTILIDADES HEREDADAS (usadas en módulos)
══════════════════════════════════════════ */
.oculto {
  display: none !important;
}

.mensaje-bloqueo-dispositivo {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  text-align: center;
  font-size: 1rem;
  font-weight: 600;
  padding: var(--espacio-6);
  background: var(--color-fondo);
  color: var(--color-texto-suave);
  font-family: var(--fuente-principal);
}

/* ══════════════════════════════════════════
   SPLASH (index.html)
══════════════════════════════════════════ */

/* Fondo */
.splash-bg-grid {
  pointer-events: none;
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(56, 189, 248, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 0;
}
.splash-bg-glow {
  pointer-events: none;
  position: fixed;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  height: 100vw;
  background: radial-gradient(
    ellipse,
    rgba(56, 189, 248, 0.07) 0%,
    transparent 65%
  );
  z-index: 0;
}

/* Root */
.splash-root {
  position: relative;
  z-index: 1;
  max-width: 40rem;
  margin-inline: auto;
  min-height: 100dvh;
  padding: 3.5rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2rem;
}

/* Logo */
.splash-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: fadeDown 0.5s ease both;
}
.splash-logo-icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--color-primario);
  flex-shrink: 0;
}
.splash-logo-wordmark {
  font-family: var(--fuente-mono);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-texto);
}

/* Hero */
.splash-hero {
  animation: fadeDown 0.5s 0.08s ease both;
}
.splash-titulo {
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--color-texto);
  margin: 0 0 1rem;
}
.splash-titulo-accent {
  background: var(--gradiente-principal);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.splash-desc {
  font-size: 1rem;
  color: var(--color-texto-suave);
  line-height: 1.7;
  margin: 0;
  max-width: 30rem;
}

/* QR / móvil card */
.splash-qr-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--color-superficie);
  border: 1px solid var(--color-borde-suave);
  border-radius: 16px;
  padding: 1.1rem 1.25rem;
  animation: fadeUp 0.5s 0.15s ease both;
  max-width: 30rem;
}
.splash-qr-icon {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 10px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.2);
  display: grid;
  place-items: center;
  color: var(--color-primario);
  flex-shrink: 0;
}
.splash-qr-icon svg {
  width: 1.2rem;
  height: 1.2rem;
}
.splash-qr-text {
  flex: 1;
}
.splash-qr-label {
  font-family: var(--fuente-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primario);
  display: block;
  margin-bottom: 0.35rem;
}
.splash-qr-text p {
  font-size: 0.825rem;
  color: var(--color-texto-suave);
  line-height: 1.6;
  margin: 0;
}

/* Chips de features */
.splash-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  animation: fadeUp 0.5s 0.2s ease both;
}
.splash-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--fuente-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.35rem 0.75rem;
  border-radius: 8px;
  background: var(--color-superficie);
  border: 1px solid var(--color-borde-suave);
  color: var(--color-texto-suave);
}
.splash-chip svg {
  width: 0.85rem;
  height: 0.85rem;
  color: var(--color-primario);
}

/* Footer */
.splash-footer {
  margin-top: auto;
  animation: fadeUp 0.5s 0.25s ease both;
}
.splash-footer-text {
  font-family: var(--fuente-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--color-texto-apagado);
}

/* ══════════════════════════════════════════
   ANIMACIONES GLOBALES
══════════════════════════════════════════ */
@keyframes fadeDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}