/* =========================================
   DATERO - Base Layout Styles
   Layout principal, grid, flexbox
   ========================================= */

/* =========================================
   0. BODY Y VISTAS SEPARADAS
   ========================================= */

body {
  position: relative;
  overflow-x: hidden;
}

/* Efecto de transición entre vistas */
body.view-transitioning {
  overflow: hidden;
}

/* Estilos específicos cuando estamos en la vista de resultados */
body.in-results-view {
  background: var(--bg-secondary);
}

/* =========================================
   1. FLOATING BACKGROUND SHAPES
   ========================================= */

.floating-shapes {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.15;
  animation: float 20s infinite ease-in-out;
}

[data-theme="dark"] .shape {
  opacity: 0.08;
}

.shape-1 {
  width: clamp(200px, 25vw, 300px);
  height: clamp(200px, 25vw, 300px);
  background: var(--shape-1);
  top: -100px;
  left: -100px;
  animation-delay: 0s;
}

.shape-2 {
  width: clamp(150px, 20vw, 200px);
  height: clamp(150px, 20vw, 200px);
  background: var(--shape-2);
  bottom: -50px;
  right: 10%;
  animation-delay: 5s;
}

.shape-3 {
  width: clamp(100px, 15vw, 150px);
  height: clamp(100px, 15vw, 150px);
  background: var(--shape-3);
  top: 40%;
  right: -50px;
  animation-delay: 10s;
}

/* =========================================
   2. NAVBAR
   ========================================= */

nav {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  z-index: var(--z-sticky);
}

.navbar-row {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.navbar-row:last-child {
  margin-bottom: 0;
}

/* =========================================
   3. MAIN SEARCH VIEW (Home)
   ========================================= */

#main-search-view {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-grow: 1;
  min-height: calc(100vh - 120px);
  width: 100%;
  position: relative;
  transition: opacity 0.3s ease, transform 0.3s ease;
  opacity: 1;
  transform: translateY(0);
  padding: clamp(1rem, 2vh, 2rem) var(--spacing-md) clamp(1rem, 2vh, 2rem);
}

#main-search-view.hidden {
  display: none !important;
  opacity: 0;
}

/* Logo Container */
.logo-container {
  margin-bottom: clamp(1.5rem, 3vh, 2.5rem);
  cursor: pointer;
  position: relative;
  animation: fadeInUp 0.6s ease-out;
}

.logo-glow {
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  blur: 3rem;
  opacity: 0.3;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 0.3;
  }
  50% {
    opacity: 0.4;
  }
}

#main-logo {
  height: clamp(6rem, 12vh, 9rem);
  width: auto;
  max-width: 100%;
  object-fit: contain;
  drop-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
  transition: transform var(--transition-base);
  position: relative;
  z-index: var(--z-base);
}

#main-logo:hover {
  transform: scale(1.05);
}

/* Tagline */
.tagline {
  font-size: clamp(0.875rem, 2.5vh, 1.125rem);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: clamp(1rem, 3vh, 1.5rem);
  animation: fadeInUp 0.6s ease-out 0.1s;
  animation-fill-mode: both;
}

.tagline-highlight {
  font-weight: var(--font-weight-bold);
  background: var(--gradient-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* =========================================
   4. SEARCH CONTAINER
   ========================================= */

.search-container {
  width: 100%;
  max-width: 64rem;
  position: relative;
  animation: fadeInUp 0.6s ease-out 0.2s;
  animation-fill-mode: both;
  margin-bottom: clamp(0.75rem, 2vh, 1.25rem);
}

.search-container .glass-card {
  position: relative;
  overflow: hidden;
  border: 2px solid transparent;
  background: linear-gradient(135deg, var(--card-bg), var(--gradient-secondary));
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08),
              0 2px 8px rgba(0, 0, 0, 0.04),
              var(--inset-highlight-normal);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
}

.search-container .glass-card:focus-within {
  background: var(--card-bg) !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

[data-theme="dark"] .search-container .glass-card {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.95), rgba(30, 41, 59, 0.7)) !important;
}

[data-theme="dark"] .search-container .glass-card:focus-within {
  background: rgba(30, 41, 59, 0.95) !important;
}

.search-container .glass-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 48px rgba(239, 68, 68, 0.12),
              0 4px 12px rgba(0, 0, 0, 0.08),
              var(--inset-highlight-strong);
  border-color: rgba(239, 68, 68, 0.1);
}

.search-glow {
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  background: radial-gradient(circle, rgba(239, 68, 68, 0.15), transparent 70%);
  border-radius: var(--radius-2xl);
  opacity: 0;
  filter: blur(30px);
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
  z-index: -1;
}

.search-container:focus-within .search-glow {
  opacity: 1;
  animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.8; }
  50% { opacity: 1; }
}

.search-container input {
  letter-spacing: 0.01em;
  background: transparent !important;
  color: var(--text-primary);
}

.search-container input:focus {
  background: transparent !important;
  color: var(--text-primary);
}

.search-container input::placeholder {
  transition: color 0.3s ease;
  color: var(--text-tertiary);
}

.search-container input:focus::placeholder {
  color: transparent;
}

/* Prevenir colores de autocompletado del navegador */
.search-container input:-webkit-autofill,
.search-container input:-webkit-autofill:hover,
.search-container input:-webkit-autofill:focus,
.search-container input:-webkit-autofill:active {
  -webkit-text-fill-color: var(--text-primary) !important;
  -webkit-box-shadow: 0 0 0px 1000px transparent inset !important;
  box-shadow: 0 0 0px 1000px transparent inset !important;
  background: transparent !important;
  transition: background-color 5000s ease-in-out 0s;
}

/* Prevenir fondos en elementos internos del search container */
.search-container .relative,
.search-container .group,
.search-container form,
.search-container div:not(.search-glow) {
  background: transparent !important;
}

/* =========================================
   5. SOURCE SELECTOR
   ========================================= */

.source-selector-wrapper {
  width: 100%;
  max-width: 28rem;
  margin: 0 auto clamp(0.75rem, 2vh, 1.25rem);
  animation: fadeInUp 0.6s ease-out 0.3s;
  animation-fill-mode: both;
}

.source-selector-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  letter-spacing: 0.02em;
}

#source-selector,
#source-selector-results {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background-color: var(--card-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--text-primary);
  font-size: var(--text-base);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  min-height: var(--touch-min);
}

#source-selector:hover,
#source-selector-results:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

#source-selector:focus,
#source-selector-results:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-light);
}

/* =========================================
   6. RESULTS VIEW
   ========================================= */

#results-view {
  min-height: 100vh;
  padding-top: 0;
  width: 100%;
  position: relative;
  transition: opacity 0.3s ease, transform 0.3s ease;
  opacity: 1;
  transform: translateY(0);
}

#results-view.hidden {
  display: none !important;
  opacity: 0;
}

/* Contenedor principal de resultados */
#results-view > div {
  padding-bottom: var(--spacing-2xl);
}

/* Results Header (sticky) */
.results-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.results-header-bar {
  background: linear-gradient(135deg, var(--dropdown-bg) 0%, var(--bg-primary) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06),
              0 2px 8px rgba(0, 0, 0, 0.04),
              var(--inset-highlight-strong);
  border-bottom: 1px solid rgba(99, 102, 241, 0.08);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header-search-wrapper {
  position: relative;
}

.header-search-input {
  border: 2px solid transparent;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
  color: var(--text-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04),
              var(--inset-highlight-subtle);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header-search-input:focus {
  border-color: rgba(99, 102, 241, 0.3);
  background: var(--bg-primary);
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.12),
              0 0 0 3px rgba(99, 102, 241, 0.08),
              var(--inset-highlight-normal);
  transform: translateY(-1px);
}

.header-search-input::placeholder {
  color: var(--text-tertiary);
  font-weight: 500;
}

.header-search-submit-btn {
  width: 2rem;
  height: 2rem;
  padding: 0;
  flex-shrink: 0;
  right: 0.5rem;
}

.header-search-icon {
  width: 0.875rem;
  height: 0.875rem;
  flex-shrink: 0;
}

.results-header-content {
  max-width: 80rem; /* 1280px */
  margin: 0 auto;
  padding: var(--spacing-xs) var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* Results Container */
.results-container {
  max-width: 80rem;
  margin: 0 auto;
  padding: var(--spacing-md);
}

.results-info {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.results-count {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.query-text {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

#results-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

/* =========================================
   7. FOOTER INFO
   ========================================= */

.footer-info {
  width: 100%;
  text-align: center;
  margin-top: clamp(1rem, 3vh, 2rem);
  padding: clamp(0.5rem, 1.5vh, 0.75rem) 0;
}

.footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  margin-bottom: var(--spacing-sm);
}

.footer-link {
  color: var(--text-tertiary);
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-primary);
}

.footer-separator {
  color: var(--text-tertiary);
}

.footer-copyright {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

/* Results Footer */
.results-footer {
  margin-top: var(--spacing-3xl);
  padding: var(--spacing-lg);
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--border-color);
}

.results-footer-content {
  max-width: 80rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
}

.results-footer-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.results-footer-brand-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.results-footer-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: var(--text-xs);
}

/* =========================================
   8. ERROR MESSAGE CONTAINER
   ========================================= */

.error-container {
  width: 100%;
  max-width: 64rem;
  min-height: 1.25rem;
  margin-top: 0.5rem;
}

#error-message {
  color: var(--color-error);
  text-align: center;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  opacity: 0;
  transition: opacity var(--transition-base);
}

#error-message.show {
  opacity: 1;
}