/* --- Fuentes Locales --- */
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url("/assets/fonts/JetBrainsMono-Light.woff2") format("woff2");
}

@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/assets/fonts/JetBrainsMono-Regular.woff2") format("woff2");
}

@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/assets/fonts/JetBrainsMono-Medium.woff2") format("woff2");
}

@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/assets/fonts/JetBrainsMono-SemiBold.woff2") format("woff2");
}

/* --- Variables CSS (Temas y Configuración) --- */
:root {
  /* Colores - Fondo */
  --color-bg-primary: #0f0f14;
  --color-bg-secondary: #16161d;
  --color-bg-tertiary: #1d1d26;
  --color-bg-card: rgba(22, 22, 29, 0.6);
  --color-bg-card-hover: rgba(29, 29, 38, 0.7);

  /* Colores - Texto */
  --color-text-primary: #f1f5f9;
  --color-text-secondary: #cbd5e1;
  --color-text-muted: #64748b;

  /* Colores - Acentos */
  --color-accent-primary: #3b82f6;
  --color-accent-secondary: #8b5cf6;
  --color-accent-success: #10b981;
  --color-accent-warning: #f59e0b;
  --color-accent-cyber: #00ff88; /* Verde Neon */
  --color-accent-neon: #ff0080; /* Rosa/Rojo Neon */

  /* Colores - Bordes */
  --color-border-base: rgba(203, 213, 225, 0.08);
  --color-border-hover: rgba(203, 213, 225, 0.16);
  --color-border-focus: rgba(59, 130, 246, 0.4);

  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.15), 0 2px 4px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.2), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.25), 0 10px 10px -5px rgba(0, 0, 0, 0.1);

  /* Gradientes */
  --gradient-primary: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
  --gradient-subtle: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.05));
  --gradient-cyber: linear-gradient(135deg, var(--color-accent-cyber), var(--color-accent-primary));
  --gradient-neon: linear-gradient(135deg, var(--color-accent-neon), var(--color-accent-secondary));

  /* Tipografía */
  --font-primary: "JetBrains Mono", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", "SF Mono", Monaco, "Cascadia Code", monospace;

  /* Transiciones */
  --transition-fast: 0.1s ease-out;
  --transition-normal: 0.15s ease-out;
  --transition-slow: 0.2s ease-out;
  --transition-card: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), border-color 0.15s ease-out;

  /* Efectos de Desenfoque */
  --blur-sm: blur(8px);
  --blur-md: blur(12px);
  --blur-lg: blur(16px);

  /* Radios de Bordes */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
}

/* --- Reset y Estilos Base --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
}

/* --- Efectos de Fondo --- */
.background-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(circle at 1px 1px, rgba(203, 213, 225, 0.04) 1px, transparent 0);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: -2;
}

.background-gradient {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(59, 130, 246, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 60%);
  pointer-events: none;
  z-index: -1;
}

/* --- Contenedor Principal --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* --- Header Cyberpunk --- */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--color-border-base);
  position: relative;
}

.header::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--color-accent-cyber) 20%, var(--color-accent-primary) 50%, var(--color-accent-neon) 80%, transparent 100%);
  opacity: 0.6;
  animation: cyber-pulse 3s ease-in-out infinite;
}

@keyframes cyber-pulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; }
}

.time-container {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.time {
  font-family: var(--font-mono);
  font-size: 2.25rem;
  font-weight: 500;
  background: var(--gradient-cyber);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  letter-spacing: -0.025em;
  position: relative;
  text-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.time::after {
  content: attr(data-time);
  position: absolute;
  top: 0;
  left: 0;
  background: var(--gradient-neon);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  opacity: 0;
  animation: glitch-time 4s infinite;
}

@keyframes glitch-time {
  0%, 98% { opacity: 0; transform: translate(0); }
  1% { opacity: 0.8; transform: translate(-2px, 1px); }
  2% { opacity: 0.6; transform: translate(1px, -1px); }
  3% { opacity: 0; transform: translate(0); }
}

.date {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.025em;
  font-family: var(--font-mono);
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}

.date::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent 0%, rgba(0, 255, 136, 0.2) 50%, transparent 100%);
  animation: cyber-scan 6s infinite;
}

@keyframes cyber-scan {
  0% { left: -100%; }
  50% { left: 100%; }
  100% { left: 100%; }
}

.system-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: linear-gradient(145deg, rgba(22, 22, 29, 0.9) 0%, rgba(16, 16, 20, 0.8) 100%);
  border: 1px solid rgba(0, 255, 136, 0.2);
  border-radius: var(--radius-md);
  backdrop-filter: var(--blur-sm);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.system-info::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, rgba(0, 255, 136, 0.05) 0%, rgba(59, 130, 246, 0.03) 50%, rgba(255, 0, 128, 0.05) 100%);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.system-info:hover {
  border-color: rgba(0, 255, 136, 0.4);
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transform: translateY(-1px);
}

.system-info:hover::before {
  opacity: 1;
}

.arch-logo {
  font-size: 1.125rem;
  color: var(--color-accent-cyber);
  text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
  animation: logo-glow 2s ease-in-out infinite alternate;
}

@keyframes logo-glow {
  0% { text-shadow: 0 0 10px rgba(0, 255, 136, 0.5); }
  100% { text-shadow: 0 0 20px rgba(0, 255, 136, 0.8), 0 0 30px rgba(0, 255, 136, 0.3); }
}

.hostname {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 500;
  position: relative;
  overflow: hidden;
}

.hostname::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 2px;
  height: 1em;
  background: var(--color-accent-cyber);
  animation: cursor-blink 1.2s infinite;
}

@keyframes cursor-blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.system-info:hover .hostname {
  animation: hostname-glitch 0.3s ease-in-out;
}

@keyframes hostname-glitch {
  0% { transform: translateX(0); opacity: 1; }
  20% { transform: translateX(-2px); opacity: 0.8; }
  40% { transform: translateX(2px); opacity: 0.6; }
  60% { transform: translateX(-1px); opacity: 0.9; }
  80% { transform: translateX(1px); opacity: 0.7; }
  100% { transform: translateX(0); opacity: 1; }
}

/* --- Sección de Búsqueda Mejorada --- */
.search-section {
  display: flex;
  justify-content: center;
  margin: 1rem 0;
  padding: 0 0.5rem;
}

.search-container {
  width: 100%;
  max-width: 560px;
  position: relative;
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--color-bg-card);
  border: 1px solid transparent;
  border-radius: var(--radius-xl);
  padding: 1rem 1.25rem;
  backdrop-filter: var(--blur-md);
  transition: background-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  overflow: hidden;
}

.search-input-wrapper::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(0, 255, 136, 0.4) 0%, rgba(59, 130, 246, 0.3) 30%, rgba(139, 92, 246, 0.2) 60%, rgba(255, 0, 128, 0.4) 100%);
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: -1;
  pointer-events: none;
}

.search-input-wrapper::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(0, 255, 136, 0.9) 20%, rgba(59, 130, 246, 0.7) 50%, rgba(255, 0, 128, 0.9) 80%, transparent 100%);
  transition: left 1.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 1;
  pointer-events: none;
}

.search-input-wrapper:focus-within {
  background: var(--color-bg-card-hover);
  border-color: rgba(0, 255, 136, 0.3);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(0, 255, 136, 0.2), 0 0 30px rgba(0, 255, 136, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.search-input-wrapper:focus-within::before {
  opacity: 1;
}

.search-input-wrapper:focus-within::after {
  left: 100%;
}

.search-icon {
  width: 1.125rem;
  height: 1.125rem;
  color: var(--color-text-muted);
  margin-right: 0.75rem;
  transition: color var(--transition-fast), transform var(--transition-fast), filter var(--transition-fast);
}

.search-input-wrapper:focus-within .search-icon {
  color: var(--color-accent-cyber);
  transform: scale(1.1);
  filter: drop-shadow(0 0 6px rgba(0, 255, 136, 0.4));
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--color-text-primary);
  font-size: 0.95rem;
  font-weight: 500;
  font-family: var(--font-primary);
}

.search-input::placeholder {
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.search-input-wrapper:focus-within .search-input::placeholder {
  color: rgba(100, 116, 139, 0.6);
}

.search-engines {
  display: flex;
  gap: 0.375rem;
  margin-left: 1rem;
  padding-left: 1rem;
  border-left: 1px solid var(--color-border-base);
  transition: border-color var(--transition-fast);
}

.search-input-wrapper:focus-within .search-engines {
  border-left-color: rgba(0, 255, 136, 0.3);
}

.engine-btn {
  width: 2rem;
  height: 2rem;
  border: none;
  background: rgba(255, 255, 255, 0.03);
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: color var(--transition-fast), background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.engine-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--color-accent-cyber), var(--color-accent-primary));
  opacity: 0;
  transition: opacity var(--transition-fast);
  border-radius: var(--radius-sm);
}

.engine-btn:hover {
  color: var(--color-text-primary);
  background: rgba(0, 255, 136, 0.08);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 255, 136, 0.15);
}

.engine-btn:hover::before {
  opacity: 0.1;
}

.engine-btn.active {
  color: var(--color-accent-cyber);
  background: rgba(0, 255, 136, 0.12);
  box-shadow: 0 2px 4px rgba(0, 255, 136, 0.2), inset 0 1px 0 rgba(0, 255, 136, 0.1);
}

.engine-btn.active::before {
  opacity: 0.15;
}

.engine-btn:active {
  transform: translateY(-1px) scale(0.95);
}

.engine-btn span {
  position: relative;
  z-index: 1;
}

/* --- Grid de Categorías --- */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0 1.5rem 0;
}

.category-card {
  background: rgba(22, 22, 29, 0.45);
  border: 1px solid rgba(59, 130, 246, 0.08);
  border-radius: var(--radius-lg);
  padding: 0;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 10px -2px rgba(0, 0, 0, 0.15), 0 2px 4px -1px rgba(0, 0, 0, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.02);
  transition: var(--transition-card);
  animation: fadeInUp 0.4s ease-out;
  animation-fill-mode: both;
  will-change: transform, box-shadow;
}

.category-card:hover {
  border-color: rgba(59, 130, 246, 0.2);
  transform: translateY(-3px) scale(1.015);
  box-shadow: 0 12px 20px -4px rgba(0, 0, 0, 0.25), 0 6px 12px -2px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 255, 136, 0.05), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.category-card:nth-child(1) { animation-delay: 0.02s; }
.category-card:nth-child(2) { animation-delay: 0.04s; }
.category-card:nth-child(3) { animation-delay: 0.06s; }
.category-card:nth-child(4) { animation-delay: 0.08s; }
.category-card:nth-child(5) { animation-delay: 0.1s; }
.category-card:nth-child(6) { animation-delay: 0.12s; }

.card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1rem 0.5rem;
  position: relative;
}

.card-icon {
  font-size: 1rem;
  width: 2.25rem;
  height: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: transparent;
  border: 1px solid rgba(59, 130, 246, 0.1);
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  flex: 1;
  letter-spacing: -0.025em;
}

.card-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(45deg, var(--color-accent-success), #22c55e);
  opacity: 0.8;
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
  transition: opacity var(--transition-fast);
}

.card-content {
  padding: 0.5rem 1rem 1rem;
  display: grid;
  gap: 0.375rem;
}

.bookmark {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0.75rem;
  border-radius: 10px;
  text-decoration: none;
  color: var(--color-text-secondary);
  background: transparent;
  border: 1px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
  position: relative;
  overflow: hidden;
  will-change: transform;
}

.bookmark:hover {
  color: var(--color-text-primary);
  border-color: rgba(59, 130, 246, 0.1);
  transform: translateX(2px);
  box-shadow: 0 2px 4px -1px rgba(0, 0, 0, 0.08), 0 1px 2px -1px rgba(0, 0, 0, 0.05);
}

.bookmark-icon {
  font-size: 0.875rem;
  width: 1.25rem;
  height: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.bookmark-title {
  font-weight: 500;
  font-size: 0.85rem;
  flex: 1;
  position: relative;
  z-index: 1;
}

.bookmark-url {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  opacity: 0.7;
  position: relative;
  z-index: 1;
  transition: opacity var(--transition-fast);
}

.bookmark:hover .bookmark-url {
  opacity: 0.9;
}

/* --- Footer --- */
.footer {
  margin-top: auto;
  padding: 1.5rem 0 1rem;
  border-top: 1px solid var(--color-border-base);
}

.shortcuts {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.shortcut {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

kbd {
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-family: var(--font-mono);
  border: 1px solid var(--color-border-base);
  box-shadow: var(--shadow-sm);
  font-weight: 500;
}

/* --- Animaciones --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
  .container {
    padding: 1rem;
    gap: 1.5rem;
  }

  .header {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
    padding: 1rem 0;
  }

  .time {
    font-size: 2rem;
  }

  .categories-grid {
    grid-template-columns: 1fr;
    gap: 0.875rem;
  }

  .shortcuts {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }

  .search-engines {
    display: none;
  }

  .search-input-wrapper {
    padding: 0.875rem 1rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0.75rem;
  }

  .category-card {
    border-radius: 14px;
  }

  .card-header {
    padding: 0.875rem 0.875rem 0.375rem;
  }

  .card-content {
    padding: 0.375rem 0.875rem 0.875rem;
  }

  .time {
    font-size: 1.75rem;
  }

  .bookmark {
    padding: 0.5rem 0.625rem;
  }
}

/* --- Mejoras de Accesibilidad --- */
.bookmark:focus-visible,
.engine-btn:focus-visible {
  outline: 2px solid var(--color-accent-primary);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}

.search-input:focus {
  outline: none;
}

/* --- Preferencias del Usuario (Reduced Motion) --- */
@media (prefers-reduced-motion: reduce) {
  .search-input-wrapper,
  .system-info,
  .category-card,
  .background-gradient {
    backdrop-filter: none;
  }

  .time::after,
  .date::before,
  .search-input-wrapper::after,
  .arch-logo,
  .hostname::after,
  .category-card,
  .bookmark,
  .engine-btn {
    animation: none !important;
    transition: none !important;
  }

  * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .category-card,
  .bookmark,
  .engine-btn,
  .search-input-wrapper {
    will-change: auto;
  }
}

/* --- Personalización del Scrollbar --- */
::-webkit-scrollbar {
  width: 6px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--color-bg-tertiary);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

/* Ocultar scrollbar en Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--color-bg-tertiary) var(--color-bg-secondary);
}