/* Reset básico */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
}

body {
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #1b2355 0, #050616 45%, #000000 100%);
  color: #f5f5f8;
}

/* Contenedor general */
.adv-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
}

/* Header */
.adv-header {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  max-width: 960px;
  margin: 0 auto 1.8rem auto;
}

.adv-logo {
  width: 52px;
  height: auto;
}

.adv-brand {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.adv-brand-title {
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.9rem;
  color: #9dd8b6;
}

.adv-brand-subtitle {
  font-size: 0.8rem;
  color: #f0d892;
}

/* Main */
.adv-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Tarjeta de advertencia */
.adv-card {
  width: 100%;
  max-width: 900px;
  background: rgba(7, 11, 30, 0.96);
  border-radius: 1.4rem;
  padding: 2rem 2.4rem;
  border: 1px solid rgba(240, 216, 146, 0.4);
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.85),
    0 0 60px rgba(126, 170, 255, 0.3);
}

/* Título */
.adv-title {
  text-align: center;
  color: #ff6b6b;
  letter-spacing: 0.12em;
  font-size: 1.15rem;
  margin-bottom: 1rem;
}

/* Texto */
.adv-text {
  text-align: left;
  font-size: 0.95rem;
  line-height: 1.7;
  color: #e0e0f2;
  margin-bottom: 1.1rem;
}

.adv-text strong {
  font-weight: 600;
}

/* Links */
.adv-link {
  color: #f0d892;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.adv-link:hover {
  color: #ffe9b3;
}

/* Pregunta final */
.adv-question {
  margin-top: 0.5rem;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #f5f5f8;
}

/* Botones */
.adv-actions {
  margin-top: 1.4rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

.adv-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 180px;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition:
    background 0.25s ease,
    box-shadow 0.25s ease,
    transform 0.12s ease,
    color 0.25s ease,
    border-color 0.25s ease;
}

/* Botón INGRESAR */
.adv-btn-primary {
  background: linear-gradient(135deg, #d8b16a, #f0d892);
  color: #141319;
  box-shadow: 0 0 10px rgba(240, 216, 146, 0.45);
  border: none;
}

.adv-btn-primary:hover {
  background: linear-gradient(135deg, #e0be7d, #f6e3b0);
  box-shadow: 0 0 14px rgba(240, 216, 146, 0.7);
  transform: translateY(-2px);
}

.adv-btn-primary:active {
  transform: scale(0.97);
}

/* Botón SALIR */
.adv-btn-secondary {
  background: rgba(0, 145, 120, 0.16);
  color: #ebf9f6;
  border: 1px solid rgba(0, 145, 120, 0.6);
  box-shadow: 0 0 10px rgba(0, 145, 120, 0.35);
}

.adv-btn-secondary:hover {
  background: rgba(0, 145, 120, 0.26);
  box-shadow: 0 0 14px rgba(0, 145, 120, 0.45);
  transform: translateY(-2px);
}

.adv-btn-secondary:active {
  transform: scale(0.97);
}

/* ================================
   RESPONSIVE
   ================================ */

/* Tablets / pantallas medianas */
@media (max-width: 900px) {
  .adv-shell {
    padding: 1.25rem;
  }

  .adv-card {
    padding: 1.8rem 1.6rem;
    max-width: 720px;
  }
}

/* Móviles en vertical */
@media (max-width: 768px) {
  body {
    background: radial-gradient(
      circle at top,
      #1b2355 0,
      #050616 35%,
      #000000 100%
    );
  }

  .adv-shell {
    padding: 1.25rem 1rem;
  }

  .adv-header {
    margin-bottom: 1.2rem;
    max-width: 100%;
    justify-content: center;
  }

  .adv-card {
    padding: 1.6rem 1.4rem;
    border-radius: 1.1rem;
  }

  .adv-text {
    font-size: 0.9rem;
  }

  .adv-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .adv-btn {
    width: 100%;
  }

  .adv-logo {
    width: 44px;
  }

  .adv-brand-title {
    font-size: 0.8rem;
  }

  .adv-brand-subtitle {
    font-size: 0.75rem;
  }
}

/* Móviles muy pequeños */
@media (max-width: 480px) {
  .adv-shell {
    padding: 1rem 0.8rem;
  }

  .adv-card {
    padding: 1.4rem 1.1rem;
  }

  .adv-title {
    font-size: 1.05rem;
  }

  .adv-text {
    font-size: 0.88rem;
  }

  .adv-actions {
    gap: 0.75rem;
  }

  .adv-btn {
    min-width: 0;
    font-size: 0.9rem;
    padding: 0.65rem 1.2rem;
  }
}