/* css/styles.css */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@300;400;600&family=Inter:wght@300;400;500&display=swap');

/* Reset Moderno */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  transition: var(--transition);
}

/* Tipografía Jerárquica */
h1, h2, h3 { font-family: var(--font-heading); font-weight: 400; color: var(--color-primary); }
h1 { font-size: clamp(2.5rem, 5vw, 4rem); line-height: 1.1; margin-bottom: var(--spacing-md); }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: var(--spacing-md); }

/* Accesibilidad: Foco Visible WCAG AA */
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Header & Navegación */
header {
  background-color: var(--color-surface);
  box-shadow: var(--shadow);
  position: sticky; top: 0; z-index: 100;
}
.nav-container {
  display: flex; justify-content: space-between; align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  max-width: 1200px; margin: 0 auto;
}
.nav-links { display: flex; gap: var(--spacing-md); list-style: none; }
.nav-links a {
  text-decoration: none; color: var(--color-text); font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-md); border-radius: var(--border-radius);
  transition: var(--transition);
}
.nav-links a:hover, .nav-links a.active {
  background-color: var(--color-primary); color: white;
}

/* Banner Educativo Honesto */
.educational-banner {
  background-color: var(--color-accent); color: #1a1a1a;
  text-align: center; padding: var(--spacing-sm);
  font-weight: 600; font-size: 0.9rem;
  border-bottom: 2px solid var(--color-primary);
}

/* Componentes: Tarjetas */
.card {
  background: var(--color-surface); border-radius: var(--border-radius);
  padding: var(--spacing-lg); box-shadow: var(--shadow);
  transition: var(--transition); border: 1px solid var(--color-border);
}
.card:hover { transform: translateY(-4px); box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1); }

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg); border-radius: var(--border-radius);
  font-family: var(--font-body); font-weight: 500; cursor: pointer;
  transition: var(--transition); border: none; text-decoration: none;
}
.btn-primary { background-color: var(--color-primary); color: white; }
.btn-primary:hover { background-color: var(--color-secondary); }
.btn-accent { background-color: var(--color-accent); color: #1a1a1a; }

/* Chatbot Zen Assistant */
.chat-widget {
  position: fixed; bottom: var(--spacing-lg); right: var(--spacing-lg);
  width: 350px; background: var(--color-surface); border-radius: var(--border-radius);
  box-shadow: var(--shadow); border: 1px solid var(--color-border);
  z-index: 200; display: none; flex-direction: column;
}
.chat-widget.open { display: flex; }
.chat-header {
  background: var(--color-primary); color: white; padding: var(--spacing-md);
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  display: flex; justify-content: space-between; align-items: center;
}
.chat-body { padding: var(--spacing-md); max-height: 300px; overflow-y: auto; }
.chat-input-area { padding: var(--spacing-md); border-top: 1px solid var(--color-border); display: flex; gap: var(--spacing-sm); }
.chat-input-area input {
  flex: 1; padding: var(--spacing-sm); border: 1px solid var(--color-border);
  border-radius: var(--border-radius); background: var(--color-bg); color: var(--color-text);
}

/* Animación de Respiración 1 Minuto */
.breathing-circle {
  width: 80px; height: 80px; background: var(--color-secondary);
  border-radius: 50%; margin: var(--spacing-md) auto; opacity: 0.6;
  animation: breathe 8s infinite ease-in-out;
}
@keyframes breathe {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.5); opacity: 0.3; }
}

/* Modal (Login Amiga en Línea) */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  display: none; align-items: center; justify-content: center; z-index: 300;
}
.modal-overlay.open { display: flex; }
.modal-content {
  background: var(--color-surface); padding: var(--spacing-xl);
  border-radius: var(--border-radius); width: 90%; max-width: 400px;
  position: relative;
}
.modal-close {
  position: absolute; top: var(--spacing-md); right: var(--spacing-md);
  background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--color-text);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links { display: none; } /* Simplificado para el ejemplo, en prod usaría menú hamburguesa con focus trap */
  .chat-widget { width: 90%; right: 5%; }
}