/* styles.css */

:root {
  --primary-color: #1C2026; /* eerie-black */
  --secondary-color: #1A1D21; /* eerie-black-2 */
  --accent-color: #957267; /* beaver */
  --text-color: #e0e0e0; /* Color claro para texto */
  --background-color: #373A3C; /* onyx */
  --card-background: rgba(86, 61, 54, 0.8); /* liver con transparencia */
  --hover-color: #563D36; /* liver */
  --light-accent: #b08e84; /* Versión más clara de beaver */
  --dark-accent: #6d534a; /* Versión más oscura de beaver */
  --border-color: #4a4d4f; /* Tono más claro de onyx para bordes */
  --transition-speed: 0.3s;
  --accent-color-rgb: 149, 114, 103; /* Los valores RGB de #957267 */
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', 'Roboto', sans-serif;
  background-color: var(--background-color);
  background-image: linear-gradient(to bottom right, var(--background-color), var(--primary-color));
  color: var(--text-color);
  line-height: 1.6;
  font-size: 16px;
  display: grid;
  grid-template-rows: 1fr auto;
  min-height: 100vh;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 40px);
}

.main-container {
  padding-top: 4rem;
  min-height: calc(100vh - 4rem);
}

.section {
  --section-padding: 2rem;
  min-height: calc(100vh - 4rem);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  position: absolute;
  inset: 4rem 0 0;
  opacity: 0;
  visibility: hidden;
  transition: 
    opacity var(--transition-speed) ease,
    visibility var(--transition-speed) ease,
    transform 0.5s ease;
  padding: var(--section-padding) 0;
  transform: translateY(20px);
}

.section.active {
  opacity: 1;
  visibility: visible;
  position: relative;
  transform: translateY(0);
  transition-delay: 0.1s;
}

h2 {
  font-size: clamp(2rem, 5vw, 2.5rem);
  color: var(--accent-color);
  margin-bottom: 2rem;
  text-align: center;
  font-weight: 700;
  letter-spacing: 1px;
  text-shadow: 0 0 10px rgba(149, 114, 103, 0.3);
}

h3 {
  font-size: clamp(1.5rem, 4vw, 1.8rem);
  color: var(--light-accent);
  margin-bottom: 1rem;
  font-weight: 600;
}

.card {
  background-color: var(--card-background);
  border-radius: 12px;
  padding: clamp(1.5rem, 5vw, 2.5rem);
  margin-bottom: 3rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  transition: 
    transform var(--transition-speed) ease,
    box-shadow var(--transition-speed) ease;
  border: 1px solid var(--border-color);
  width: 100%;
  backdrop-filter: blur(5px);
}

.card:hover,
.category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.5s ease-out;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

::selection {
  background-color: var(--accent-color);
  color: var(--primary-color);
}

:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

@media (max-width: 768px) {
  .main-container {
    padding-top: 6rem;
  }

  .section {
    --section-padding: 1rem;
    top: 4rem;
  }
}

.loading {
  text-align: center;
  font-style: italic;
  color: var(--text-color);
  opacity: 0.7;
}

html {
  scroll-behavior: smooth;
}

.breadcrumb {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.breadcrumb-link {
  color: var(--accent-color);
  text-decoration: none;
  transition: color var(--transition-speed) ease;
}

.breadcrumb-link:hover {
  color: var(--light-accent);
}

.breadcrumb-separator {
  margin: 0 0.5rem;
  color: var(--text-color);
}

.breadcrumb-current {
  color: var(--text-color);
  font-weight: 600;
}

.back-button {
  background: none;
  border: none;
  color: var(--accent-color);
  cursor: pointer;
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-speed) ease;
  border-radius: 50%;
  margin-bottom: 1rem;
}

.back-button:hover {
  background-color: rgba(149, 114, 103, 0.1);
  transform: translateX(-5px);
}

.back-button svg {
  width: 24px;
  height: 24px;
}

@keyframes gradientBG {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

body {
  background: linear-gradient(-45deg, #373A3C, #1C2026, #563D36, #957267);
  background-size: 400% 400%;
  animation: gradientBG 15s ease infinite;
}

.skip-to-content {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--accent-color);
  color: var(--primary-color);
  padding: 8px;
  z-index: 100;
}

.skip-to-content:focus {
  top: 0;
}

.page-transition-enter { opacity: 0; }
.page-transition-enter-active { 
  opacity: 1;
  transition: opacity 300ms ease-in;
}
.page-transition-exit { opacity: 1; }
.page-transition-exit-active {
  opacity: 0;
  transition: opacity 300ms ease-in;
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--primary-color);
}

::-webkit-scrollbar-thumb {
  background: var(--accent-color);
  border-radius: 5px;
}

.parallax-bg {
  position: fixed;
  inset: 0;
  background-image: url('path-to-your-subtle-pattern.png');
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  opacity: 0.05;
  z-index: -1;
}

.loader {
  border: 4px solid var(--secondary-color);
  border-top: 4px solid var(--accent-color);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
  margin: 20px auto;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.message {
  padding: 10px;
  margin-bottom: 15px;
  border-radius: 4px;
  font-weight: bold;
}

.message.success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.message.error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.message.info {
  background-color: #d1ecf1;
  color: #0c5460;
  border: 1px solid #bee5eb;
}