/* estilos.css - El Mundo de Manu 🌍 - Versión Optimizada Responsive */

/* ==========================
   🔹 VARIABLES GLOBALES
========================== */
:root {
  --color-principal: #304ffe;
  --color-secundario: #1e40af;
  --color-fondo: #f5f8ff;
  --color-texto: #333;
  --color-footer: #e0e0e0;

  --gradiente-principal: linear-gradient(135deg, var(--color-principal), var(--color-secundario));
  --gradiente-hover: linear-gradient(135deg, #536dfe, #304ffe);

  --sombra-suave: 0 4px 10px rgba(0, 0, 0, 0.1);
  --sombra-media: 0 6px 15px rgba(0, 0, 0, 0.12);
  --sombra-fuerte: 0 10px 25px rgba(0, 0, 0, 0.25);

  --borde-suave: 12px;
  --borde-acento: 6px solid var(--color-principal);
}

/* ==========================
   🔹 RESETEO GENERAL
========================== */
* {
  box-sizing: border-box;
  scroll-behavior: smooth;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background-color: var(--color-fondo);
  color: var(--color-texto);
  line-height: 1.6;
}

/* ==========================
   🔹 HEADER Y NAVEGACIÓN
========================== */
header {
  background-color: var(--color-principal);
  color: white;
  text-align: center;
  padding: 2rem 1rem;
  box-shadow: var(--sombra-suave);
  position: relative;
}

header h1 {
  margin: 0;
  font-size: 2rem;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: white;
  font-size: 2rem;
  position: absolute;
  top: 1.2rem;
  right: 1.5rem;
  cursor: pointer;
  z-index: 1100;
  transition: transform 0.3s ease;
}
.menu-toggle.active { transform: rotate(90deg); }

nav {
  transition: transform 0.4s ease-in-out;
}
nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 1rem;
  gap: 1rem;
}
nav ul li a {
  text-decoration: none;
  color: white;
  background-color: var(--color-secundario);
  padding: 0.6rem 1.2rem;
  border-radius: var(--borde-suave);
  font-weight: bold;
  display: inline-block;
  transition: background-color 0.3s, transform 0.2s;
}
nav ul li a:hover,
nav ul li a:focus {
  background-color: #536dfe;
  transform: scale(1.05);
}

/* ==========================
   🔹 MAIN Y SECCIONES
========================== */
main {
  max-width: 900px;
  margin: 40px auto;
  padding: 20px;
  animation: fadeIn 0.6s ease-in-out;
}

section {
  background: #fff;
  border-radius: 20px;
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: var(--sombra-suave);
  border-left: var(--borde-acento);
  opacity: 0;
  animation: fadeUp 1s ease forwards;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
section:hover {
  transform: translateY(-5px);
  box-shadow: var(--sombra-media);
}
section h2, section h3 {
  color: var(--color-principal);
}

/* Animaciones progresivas */
section:nth-of-type(1) { animation-delay: 0.2s; }
section:nth-of-type(2) { animation-delay: 0.4s; }
section:nth-of-type(3) { animation-delay: 0.6s; }
section:nth-of-type(4) { animation-delay: 0.8s; }

/* ==========================
   🔹 ELEMENTOS DESTACADOS
========================== */
blockquote {
  background: linear-gradient(135deg, #eef2ff, #f8faff);
  border-left: var(--borde-acento);
  padding: 1.2rem 1.5rem;
  font-style: italic;
  margin: 1.5rem 0;
  border-radius: var(--borde-suave);
  box-shadow: var(--sombra-suave);
  font-size: 1.1rem;
  color: #333;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
blockquote:hover {
  transform: translateY(-4px);
  box-shadow: var(--sombra-fuerte);
}

#versiculo {
  display: block;
  max-width: 750px;
  margin: 25px auto;
  padding: 22px 28px;
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.8;
  text-align: center;
  color: #1e293b;
  background: linear-gradient(135deg, #ffffff, #f8faff);
  border-left: var(--borde-acento);
  border-radius: 16px;
  box-shadow: var(--sombra-suave);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.8s ease;
}
#versiculo.visible {
  opacity: 1;
  transform: translateY(0);
}
#versiculo:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--sombra-fuerte);
  background: linear-gradient(135deg, #f0f4ff, #ffffff);
}

/* ==========================
   🔹 BOTONES Y FORMULARIOS
========================== */
button,
input,
textarea {
  width: 100%;
  padding: 0.7rem;
  border-radius: var(--borde-suave);
  font-size: 1rem;
  border: 1px solid #ccc;
  margin-top: 0.3rem;
}
button {
  background: var(--gradiente-principal);
  color: white;
  border: none;
  cursor: pointer;
  font-weight: bold;
  transition: background 0.3s, transform 0.2s;
}
button:hover,
button:focus {
  background: var(--gradiente-hover);
  transform: scale(1.05);
}

/* Formulario de contacto */
.form-contacto {
  max-width: 500px;
  margin: 2rem auto;
  padding: 2rem;
  background: #f9f9f9;
  border-radius: var(--borde-suave);
  box-shadow: var(--sombra-suave);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  animation: fadeIn 0.8s ease;
}
.form-contacto input:focus,
.form-contacto textarea:focus {
  border-color: var(--color-principal);
  outline: none;
  box-shadow: 0 0 5px rgba(48,79,254,0.4);
}

/* Botón especial */
.btn-calculadora {
  display: inline-block;
  padding: 14px 22px;
  background: var(--gradiente-principal);
  color: #fff;
  font-size: 16px;
  border-radius: 10px;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(48, 79, 254, 0.3);
  transition: all 0.3s ease;
}
.btn-calculadora:hover {
  background: var(--gradiente-hover);
  transform: scale(1.07);
  box-shadow: var(--sombra-fuerte);
}

/* ==========================
   🔹 FOOTER
========================== */
footer {
  background-color: var(--color-footer);
  color: #555;
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
  font-size: 0.9rem;
}
footer .footer-links {
  margin-top: 8px;
}
footer .footer-links a {
  color: var(--color-principal);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}
footer .footer-links a:hover,
footer .footer-links a:focus {
  color: var(--color-secundario);
}

/* ==========================
   🔹 ANIMACIONES
========================== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================
   🔹 RESPONSIVE
========================== */
@media (max-width: 768px) {
  header h1 { font-size: 1.6rem; }
  nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100%;
    background: var(--color-principal);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-top: 4rem;
    box-shadow: -2px 0 8px rgba(0,0,0,0.2);
    z-index: 1000;
  }
  nav.active { right: 0; }
  nav ul { flex-direction: column; width: 100%; gap: 1rem; }
  nav ul li a {
    width: 80%;
    text-align: center;
    padding: 0.9rem;
  }
  .menu-toggle { display: block; }
  section { padding: 1.2rem; }
  footer { font-size: 0.85rem; padding: 0.8rem; }
}

@media (max-width: 480px) {
  header h1 { font-size: 1.4rem; }
  nav ul li a { font-size: 0.95rem; padding: 0.7rem 0.9rem; }
  section h2 { font-size: 1.2rem; }
  section h3 { font-size: 1.05rem; }
  p, ul li, blockquote { font-size: 0.95rem; }
  footer { font-size: 0.8rem; }
}

/* ==========================
   🔹 VERSÍCULO DEL DÍA
========================== */
.versiculo-dia {
  text-align: center;
  margin: 2rem auto;
}

.versiculo-dia h2 {
  font-size: 1.5rem;
  color: var(--color-secundario);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
}

.versiculo-dia h2 i {
  width: 22px;
  height: 22px;
  color: var(--color-principal);
}

#versiculo {
  display: block;
  margin: 0 auto;
  padding: 20px 25px;
  font-size: 1.15rem;
  font-weight: 500;
  line-height: 1.7;
  max-width: 720px;
  text-align: center;
  color: #1e293b;
  background: linear-gradient(135deg, #ffffff, #f8faff);
  border-left: var(--borde-acento);
  border-radius: var(--borde-suave);
  box-shadow: var(--sombra-suave);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.8s ease;
}

#versiculo.visible {
  opacity: 1;
  transform: translateY(0);
}

#versiculo:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: var(--sombra-media);
  background: linear-gradient(135deg, #f0f4ff, #ffffff);
}

/* === Acordeón (sin JS, con <details>) === */
.temas {
  max-width: 900px;
  margin: 24px auto;
  padding: 0 12px;
}

.temas h2 {
  margin: 12px 0 14px;
  color: var(--color-principal);
  font-size: 1.3rem;
}

.acordeon {
  background: #fff;
  border-left: var(--borde-acento);
  border-radius: 14px;
  box-shadow: var(--sombra-suave);
  margin-bottom: 14px;
  overflow: hidden;
}

.acordeon > summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 48px 14px 16px;
  background: linear-gradient(135deg, #eef2ff, #f8faff);
  color: #1e293b;
  font-weight: 700;
  font-size: 1rem;
  position: relative;
  outline: none;
}

.acordeon > summary::-webkit-details-marker { display: none; }

.acordeon > summary::after {
  content: "▾";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  transition: transform .2s ease;
}

.acordeon[open] > summary::after {
  transform: translateY(-50%) rotate(180deg);
}

.acordeon-contenido {
  padding: 14px 16px 16px;
  background: #fff;
  border-top: 1px solid #e5e7eb;
  font-size: 0.97rem;
  color: var(--color-texto);
}

.acordeon-contenido ul,
.acordeon-contenido ol {
  padding-left: 18px;
  margin: 8px 0 0;
}

.acordeon-contenido li { margin: 6px 0; }