/* 
 * DanLogic AI - Sistema de Diseño
 * Corporativo, Limpio, Accesible (WCAG 2.1 AAA)
 */

:root {
  /* Paleta Corporativa Orzatty */
  --color-bg-main: #F4F7FB;
  --color-bg-card: #FFFFFF;
  --color-text-main: #1C2331;
  --color-text-muted: #4A5568;
  --color-primary: #0F3460;
  --color-primary-hover: #1A4D8C;
  --color-accent: #E94560;
  --color-border: #E2E8F0;
  --color-success: #38A169;
  
  /* Tipografía y Espaciado (Lectura Fácil) */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --font-size-base: 18px; /* Tamaño grande para legibilidad */
  --border-radius: 12px;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --transition: all 0.25s ease;
}

/* Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text-main);
  background-color: var(--color-bg-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Header */
.app-header {
  background-color: var(--color-primary);
  color: #fff;
  padding: var(--spacing-md) 0;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.header-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.accent-color {
  color: var(--color-accent);
}

.orzatty-badge {
  font-size: 0.85rem;
  background-color: rgba(255, 255, 255, 0.1);
  padding: 4px 10px;
  border-radius: 20px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Main Layout */
.app-main {
  max-width: 800px;
  margin: var(--spacing-xl) auto;
  padding: 0 var(--spacing-md);
  flex-grow: 1;
  width: 100%;
}

.intro-section {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-title {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Interaction Area */
.input-card, .result-card {
  background-color: var(--color-bg-card);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  margin-bottom: var(--spacing-lg);
  border: 1px solid var(--color-border);
}

.text-input {
  width: 100%;
  padding: var(--spacing-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius);
  resize: vertical;
  min-height: 120px;
  margin-bottom: var(--spacing-md);
  transition: var(--transition);
}

.text-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(15, 52, 96, 0.1);
}

/* Botones Accesibles */
.actions {
  display: flex;
  gap: var(--spacing-md);
}

.btn {
  padding: 12px 24px;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-family);
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #fff;
  flex: 1;
}

.btn-primary:hover, .btn-primary:focus {
  background-color: var(--color-primary-hover);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text-muted);
  border: 2px solid var(--color-border);
}

.btn-secondary:hover, .btn-secondary:focus {
  background-color: #f1f5f9;
  color: var(--color-text-main);
}

/* Loaders */
.loading-state {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  color: var(--color-primary);
  font-weight: 600;
}

.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid rgba(15, 52, 96, 0.2);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s infinite linear;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Resultados */
.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--color-border);
}

.result-header h3 {
  color: var(--color-primary);
  font-size: 1.4rem;
}

.btn-icon {
  background-color: #eef2f6;
  color: var(--color-primary);
  padding: 8px 16px;
  gap: 8px;
  font-size: 0.95rem;
}

.btn-icon:hover, .btn-icon:focus {
  background-color: #dce4f1;
}

.result-content {
  font-size: 1.2rem; /* Aún más grande para la respuesta */
  line-height: 1.8;
  color: var(--color-text-main);
}

.result-content ul {
  padding-left: var(--spacing-xl);
  margin-top: var(--spacing-md);
}

.result-content li {
  margin-bottom: var(--spacing-sm);
  padding: 8px;
  background-color: rgba(15, 52, 96, 0.03);
  border-radius: 8px;
  border-left: 4px solid var(--color-primary);
}

.hidden {
  display: none !important;
}

/* Footer */
.app-footer {
  text-align: center;
  padding: var(--spacing-lg) 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

@media (max-width: 600px) {
  .actions {
    flex-direction: column;
  }
}