/* =====================================================
   AlertaFraude - Estilos
   Sistema de Alerta de Fraudes Telefónicos y Bancarios
   ===================================================== */

:root {
    /* Colores principales */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a25;
    --bg-elevated: #22222f;
    
    /* Acentos */
    --accent-primary: #6366f1;
    --accent-secondary: #818cf8;
    --accent-glow: rgba(99, 102, 241, 0.3);
    
    /* Niveles de peligro */
    --danger-critico: #ef4444;
    --danger-alto: #f97316;
    --danger-medio: #eab308;
    --danger-bajo: #22c55e;
    --safe: #10b981;
    
    /* Texto */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Bordes */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-focus: var(--accent-primary);
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px var(--accent-glow);
    
    /* Tipografía */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Transiciones */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;
    
    /* Bordes redondeados */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    background-image: 
        radial-gradient(ellipse at top, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(239, 68, 68, 0.05) 0%, transparent 50%);
}

/* Contenedor principal */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: rgba(18, 18, 26, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 16px 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    font-size: 32px;
    filter: drop-shadow(0 0 10px var(--accent-glow));
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    gap: 8px;
}

.nav-link {
    padding: 10px 20px;
    border-radius: var(--radius-full);
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-card);
}

.nav-link.active {
    color: var(--text-primary);
    background: var(--accent-primary);
}

/* Hero Section */
.hero {
    padding: 80px 0 60px;
    text-align: center;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-title span {
    background: linear-gradient(135deg, var(--danger-critico), var(--danger-alto));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
}

/* Buscador */
.search-container {
    max-width: 600px;
    margin: 0 auto 60px;
}

.search-box {
    display: flex;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 8px;
    border: 2px solid var(--border-color);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.search-box:focus-within {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.search-type {
    background: var(--bg-elevated);
    border: none;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    cursor: pointer;
    min-width: 140px;
}

.search-input {
    flex: 1;
    background: transparent;
    border: none;
    padding: 16px 20px;
    font-size: 1.1rem;
    color: var(--text-primary);
    outline: none;
    font-family: var(--font-mono);
    letter-spacing: 1px;
}

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

.search-btn {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border: none;
    padding: 16px 32px;
    border-radius: var(--radius-md);
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-btn:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-glow);
}

/* Estadísticas */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 60px;
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-primary);
    font-family: var(--font-mono);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 4px;
}

/* Resultados */
.result-container {
    max-width: 700px;
    margin: 0 auto;
    display: none;
}

.result-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 2px solid var(--border-color);
    animation: fadeInUp 0.4s ease;
}

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

.result-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.result-icon {
    font-size: 4rem;
}

.result-info h2 {
    font-size: 1.5rem;
    margin-bottom: 4px;
}

.result-value {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    color: var(--text-secondary);
    letter-spacing: 2px;
}

/* Badges de nivel de peligro */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-critico {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger-critico);
    border: 1px solid var(--danger-critico);
    animation: pulse-danger 2s infinite;
}

@keyframes pulse-danger {
    0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
    50% { box-shadow: 0 0 20px 10px rgba(239, 68, 68, 0); }
}

.badge-alto {
    background: rgba(249, 115, 22, 0.2);
    color: var(--danger-alto);
    border: 1px solid var(--danger-alto);
}

.badge-medio {
    background: rgba(234, 179, 8, 0.2);
    color: var(--danger-medio);
    border: 1px solid var(--danger-medio);
}

.badge-bajo {
    background: rgba(34, 197, 94, 0.2);
    color: var(--danger-bajo);
    border: 1px solid var(--danger-bajo);
}

.badge-safe {
    background: rgba(16, 185, 129, 0.2);
    color: var(--safe);
    border: 1px solid var(--safe);
}

/* Mensaje de alerta */
.alert-message {
    padding: 20px;
    border-radius: var(--radius-md);
    margin-top: 20px;
    font-size: 1.1rem;
    line-height: 1.5;
}

.alert-message.danger {
    background: rgba(239, 68, 68, 0.1);
    border-left: 4px solid var(--danger-critico);
}

.alert-message.warning {
    background: rgba(249, 115, 22, 0.1);
    border-left: 4px solid var(--danger-alto);
}

.alert-message.info {
    background: rgba(99, 102, 241, 0.1);
    border-left: 4px solid var(--accent-primary);
}

.alert-message.success {
    background: rgba(16, 185, 129, 0.1);
    border-left: 4px solid var(--safe);
}

/* Detalles del resultado */
.result-details {
    display: grid;
    gap: 16px;
    margin-top: 24px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.detail-label {
    color: var(--text-muted);
}

.detail-value {
    font-weight: 600;
    color: var(--text-primary);
}

/* Formulario de reporte */
.form-section {
    padding: 60px 0;
}

.form-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 40px;
    max-width: 700px;
    margin: 0 auto;
    border: 1px solid var(--border-color);
}

.form-title {
    font-size: 1.75rem;
    margin-bottom: 8px;
}

.form-subtitle {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 16px 20px;
    background: var(--bg-elevated);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-radio-group {
    display: flex;
    gap: 16px;
}

.form-radio {
    flex: 1;
    position: relative;
}

.form-radio input {
    position: absolute;
    opacity: 0;
}

.form-radio label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px;
    background: var(--bg-elevated);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.form-radio input:checked + label {
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.1);
}

.form-radio label:hover {
    border-color: var(--accent-secondary);
}

.btn {
    padding: 16px 32px;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    width: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Lista de reportes recientes */
.recent-section {
    padding: 40px 0 80px;
}

.section-title {
    font-size: 1.5rem;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.recent-list {
    display: grid;
    gap: 12px;
}

.recent-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

.recent-item:hover {
    background: var(--bg-elevated);
}

.recent-icon {
    font-size: 1.5rem;
}

.recent-info {
    flex: 1;
}

.recent-value {
    font-family: var(--font-mono);
    font-weight: 600;
    letter-spacing: 1px;
}

.recent-type {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.recent-time {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 40px 0;
    text-align: center;
}

.footer-text {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-link {
    color: var(--accent-primary);
    text-decoration: none;
}

.footer-link:hover {
    text-decoration: underline;
}

/* Loading spinner */
.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Toast notifications */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
}

.toast {
    padding: 16px 24px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    margin-top: 12px;
    animation: slideIn 0.3s ease;
    display: flex;
    align-items: center;
    gap: 12px;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast-success {
    border-left: 4px solid var(--safe);
}

.toast-error {
    border-left: 4px solid var(--danger-critico);
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
    }
    
    .search-box {
        flex-direction: column;
    }
    
    .search-type,
    .search-input,
    .search-btn {
        width: 100%;
    }
    
    .form-radio-group {
        flex-direction: column;
    }
    
    .result-header {
        flex-direction: column;
        text-align: center;
    }
    
    .detail-row {
        flex-direction: column;
        gap: 4px;
    }
}