/**
 * ═══════════════════════════════════════════════════════════════
 * IA-TECH.EU - Hub Central de APIs
 * Diseño moderno, elegante, tech
 * ═══════════════════════════════════════════════════════════════
 */

/* ═══════════════════════════════════════════════════════════════
   VARIABLES - Paleta de azules profundos
   ═══════════════════════════════════════════════════════════════ */
:root {
    /* Colores principales */
    --bg-deep: #0a0f1a;
    --bg-dark: #0d1321;
    --bg-card: #131b2e;
    --bg-card-hover: #1a2540;
    --bg-input: #0f172a;
    
    /* Azules */
    --blue-900: #0c1929;
    --blue-800: #0f2744;
    --blue-700: #1e3a5f;
    --blue-600: #2563eb;
    --blue-500: #3b82f6;
    --blue-400: #60a5fa;
    --blue-300: #93c5fd;
    
    /* Acentos - Cian/Turquesa */
    --accent: #22d3ee;
    --accent-bright: #67e8f9;
    --accent-glow: rgba(34, 211, 238, 0.3);
    --accent-subtle: rgba(34, 211, 238, 0.1);
    
    /* Texto */
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-accent: var(--accent);
    
    /* Estados */
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --error: #ef4444;
    --error-bg: rgba(239, 68, 68, 0.1);
    --info: var(--blue-500);
    --info-bg: rgba(59, 130, 246, 0.1);
    
    /* Bordes */
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-light: rgba(255, 255, 255, 0.1);
    --border-accent: var(--accent);
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px var(--accent-glow);
    
    /* Tipografía */
    --font-main: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Espaciado */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Bordes redondeados */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transiciones */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* ═══════════════════════════════════════════════════════════════
   RESET & BASE
   ═══════════════════════════════════════════════════════════════ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-main);
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-deep);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-bright);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* ═══════════════════════════════════════════════════════════════
   LOGIN PAGE
   ═══════════════════════════════════════════════════════════════ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* Background Effects */
.login-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
}

.bg-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 20% 0%, rgba(30, 58, 95, 0.4) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(37, 99, 235, 0.2) 0%, transparent 50%),
        linear-gradient(180deg, var(--bg-deep) 0%, var(--blue-900) 100%);
}

.bg-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.bg-glow-1 {
    top: -200px;
    left: -100px;
    background: var(--blue-600);
}

.bg-glow-2 {
    bottom: -200px;
    right: -100px;
    background: var(--accent);
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, 30px) scale(1.1); }
}

.bg-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--accent);
    border-radius: 50%;
    opacity: 0;
    animation: particle-float 10s ease-in-out infinite;
}

@keyframes particle-float {
    0% { opacity: 0; transform: translateY(100vh) scale(0); }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    100% { opacity: 0; transform: translateY(-100vh) scale(1); }
}

/* Login Container */
.login-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
    max-width: 1100px;
    min-height: 650px;
    margin: var(--space-xl);
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Branding Panel */
.login-branding {
    padding: var(--space-3xl);
    background: 
        linear-gradient(135deg, var(--blue-800) 0%, var(--bg-dark) 100%);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}

.login-branding::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 0L60 30L30 60L0 30z' fill='none' stroke='%23ffffff' stroke-width='0.5' opacity='0.03'/%3E%3C/svg%3E");
    background-size: 60px 60px;
}

.branding-content {
    position: relative;
    z-index: 1;
}

.logo-large {
    margin-bottom: var(--space-xl);
}

.logo-hexagon {
    position: relative;
    width: 100px;
    height: 100px;
    color: var(--accent);
}

.hexagon-svg {
    width: 100%;
    height: 100%;
    animation: rotate-slow 30s linear infinite;
}

@keyframes rotate-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.logo-inner {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-inner svg {
    width: 40px;
    height: 40px;
}

.branding-title {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-sm);
    line-height: 1.1;
}

.title-ia {
    color: var(--text-primary);
}

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

.title-hub {
    display: block;
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-top: var(--space-xs);
}

.branding-tagline {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
}

.branding-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.feature {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.feature svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
}

.branding-code {
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    border: 1px solid var(--border-subtle);
}

.branding-code code {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.8;
}

.code-comment { color: var(--text-muted); }
.code-keyword { color: #c792ea; }
.code-function { color: #82aaff; }
.code-string { color: #c3e88d; }

.branding-footer {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.separator {
    opacity: 0.3;
}

/* Form Panel */
.login-form-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3xl);
    background: var(--bg-dark);
}

.login-form-container {
    width: 100%;
    max-width: 380px;
}

.form-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.form-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.form-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Alerts */
.alert {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    font-size: 0.9rem;
}

.alert svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.alert-error {
    background: var(--error-bg);
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

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

/* Form */
.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    position: relative;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.form-group label svg {
    width: 16px;
    height: 16px;
}

.form-group input {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-input);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

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

.form-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-subtle);
}

.input-border {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.form-group input:focus ~ .input-border {
    transform: scaleX(1);
}

.password-input {
    position: relative;
}

.password-input input {
    padding-right: 50px;
}

.toggle-password {
    position: absolute;
    right: var(--space-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    padding: var(--space-sm);
    transition: color var(--transition-fast);
}

.toggle-password:hover {
    color: var(--text-primary);
}

.toggle-password svg {
    width: 20px;
    height: 20px;
}

/* Login Button */
.btn-login {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    width: 100%;
    padding: var(--space-md) var(--space-xl);
    background: linear-gradient(135deg, var(--blue-600) 0%, var(--blue-500) 100%);
    color: white;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-base);
    margin-top: var(--space-md);
}

.btn-login::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent) 0%, var(--blue-400) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.btn-login:hover::before {
    opacity: 1;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
}

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

.btn-text, .btn-icon {
    position: relative;
    z-index: 1;
}

.btn-icon svg {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-fast);
}

.btn-login:hover .btn-icon svg {
    transform: translateX(4px);
}

.btn-loader {
    display: none;
}

.btn-login.loading .btn-text,
.btn-login.loading .btn-icon {
    visibility: hidden;
}

.btn-login.loading .btn-loader {
    display: flex;
    position: absolute;
    inset: 0;
    align-items: center;
    justify-content: center;
}

.loader-spinner {
    width: 22px;
    height: 22px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Form Footer */
.form-footer {
    margin-top: var(--space-2xl);
    text-align: center;
}

.security-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--success-bg);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    color: var(--success);
}

.security-badge svg {
    width: 14px;
    height: 14px;
}

/* ═══════════════════════════════════════════════════════════════
   DASHBOARD
   ═══════════════════════════════════════════════════════════════ */
.dashboard-page {
    min-height: 100vh;
    background: var(--bg-deep);
}

main.with-nav {
    padding-top: 80px;
}

/* Navigation */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: rgba(13, 19, 33, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    z-index: 1000;
}

.nav-container {
    max-width: 1400px;
    height: 100%;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--text-primary);
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--blue-600) 0%, var(--accent) 100%);
    border-radius: var(--radius-md);
}

.logo-icon svg {
    width: 22px;
    height: 22px;
}

.logo-text {
    font-size: 1.3rem;
    font-weight: 700;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link svg {
    width: 18px;
    height: 18px;
}

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

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

/* User Menu */
.nav-user {
    position: relative;
}

.user-button {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.user-button:hover {
    background: var(--bg-card);
}

.user-avatar {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--blue-600) 0%, var(--accent) 100%);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
}

.user-name {
    color: var(--text-primary);
    font-weight: 500;
}

.user-button svg {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
}

.user-dropdown {
    position: absolute;
    top: calc(100% + var(--space-sm));
    right: 0;
    width: 200px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
}

.user-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.dropdown-item svg {
    width: 16px;
    height: 16px;
}

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

.dropdown-item.text-danger:hover {
    color: var(--error);
    background: var(--error-bg);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-subtle);
    margin: var(--space-sm) 0;
}

/* Dashboard Content */
.dashboard-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-2xl);
}

.dashboard-header {
    margin-bottom: var(--space-2xl);
}

.dashboard-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.dashboard-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.stat-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
}

.stat-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.stat-icon svg {
    width: 24px;
    height: 24px;
}

.stat-icon.blue {
    background: var(--info-bg);
    color: var(--blue-400);
}

.stat-icon.green {
    background: var(--success-bg);
    color: var(--success);
}

.stat-icon.cyan {
    background: var(--accent-subtle);
    color: var(--accent);
}

.stat-icon.orange {
    background: var(--warning-bg);
    color: var(--warning);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

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

/* Services Grid */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
}

.section-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
    cursor: pointer;
}

.service-card:hover {
    border-color: var(--border-light);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.service-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

.service-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
}

.service-icon svg {
    width: 24px;
    height: 24px;
}

.service-status {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
}

.service-status.active {
    background: var(--success-bg);
    color: var(--success);
}

.service-status.pending {
    background: var(--warning-bg);
    color: var(--warning);
}

.service-status.inactive {
    background: var(--error-bg);
    color: var(--error);
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.service-name {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.service-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Flash Messages */
.flash-message {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    animation: slideIn 0.3s ease-out;
}

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

.flash-message svg {
    width: 20px;
    height: 20px;
}

.flash-success {
    background: var(--success);
    color: white;
}

.flash-error {
    background: var(--error);
    color: white;
}

.flash-close {
    padding: var(--space-xs);
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.flash-close:hover {
    opacity: 1;
}

.flash-close svg {
    width: 16px;
    height: 16px;
}

/* Responsive */
@media (max-width: 1024px) {
    .login-container {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
    
    .login-branding {
        display: none;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    body {
        overflow-x: hidden;
    }
    
    .nav-links {
        display: none;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-content {
        padding: var(--space-md);
    }
    
    main.with-nav {
        padding-top: 70px;
    }
}

/* ═══════════════════════════════════════════════════════════════
   ANALYTICS DASHBOARD
   ═══════════════════════════════════════════════════════════════ */

.analytics-dashboard {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-2xl);
    overflow-x: hidden; /* Evitar scroll horizontal */
}

/* Header */
.analytics-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.analytics-title h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.analytics-title p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.analytics-controls {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.filters-form {
    display: flex;
    gap: var(--space-md);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.filter-group label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.filter-group select {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.9rem;
    min-width: 160px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-group select:hover {
    border-color: var(--accent);
}

.filter-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-subtle);
}

/* Realtime Badge */
.realtime-badge {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--success-bg);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-full);
}

.realtime-badge .pulse {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.realtime-count {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--success);
}

.realtime-label {
    font-size: 0.8rem;
    color: var(--success);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Stats Grid - Analytics specific */
.analytics-stats {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.analytics-stats .stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    transition: all var(--transition-base);
}

.analytics-stats .stat-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
}

.analytics-stats .stat-card.primary {
    grid-column: span 2;
    background: linear-gradient(135deg, var(--blue-800) 0%, var(--bg-card) 100%);
    border-color: var(--blue-600);
}

.analytics-stats .stat-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--accent-subtle);
    color: var(--accent);
}

.analytics-stats .stat-icon svg {
    width: 20px;
    height: 20px;
}

.analytics-stats .stat-icon.blue {
    background: var(--info-bg);
    color: var(--blue-400);
}

.analytics-stats .stat-icon.green {
    background: var(--success-bg);
    color: var(--success);
}

.analytics-stats .stat-icon.orange {
    background: var(--warning-bg);
    color: var(--warning);
}

.analytics-stats .stat-icon.red {
    background: var(--error-bg);
    color: var(--error);
}

.analytics-stats .stat-icon.cyan {
    background: var(--accent-subtle);
    color: var(--accent);
}

.analytics-stats .stat-icon.purple {
    background: rgba(139, 92, 246, 0.1);
    color: #a78bfa;
}

.stat-content .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1;
}

.stat-content .stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.stat-breakdown {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-xs);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--border-subtle);
    font-size: 0.8rem;
}

.stat-breakdown .new {
    color: var(--success);
}

.stat-breakdown .returning {
    color: var(--blue-400);
}

/* Analytics Sections */
.analytics-section {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.analytics-section .section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
}

.analytics-section .section-header h2 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.1rem;
    font-weight: 600;
}

.analytics-section .section-header h2 svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
}

/* Chart Container */
.chart-container {
    height: 300px;
    position: relative;
}

/* Analytics Grid */
.analytics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.analytics-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.analytics-card .card-header {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-subtle);
}

.analytics-card .card-header h3 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1rem;
    font-weight: 600;
}

.analytics-card .card-header h3 svg {
    width: 18px;
    height: 18px;
    color: var(--accent);
}

.analytics-card .card-content {
    padding: var(--space-lg);
    max-height: 400px;
    overflow-y: auto;
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl);
    color: var(--text-muted);
    text-align: center;
}

.empty-state svg {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.empty-state p {
    font-size: 0.95rem;
    margin-bottom: var(--space-sm);
}

.empty-state small {
    font-size: 0.8rem;
}

.empty-state code {
    font-family: var(--font-mono);
    background: var(--bg-input);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
}

/* Pages List */
.pages-list {
    display: flex;
    flex-direction: column;
}

.page-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border-subtle);
}

.page-item:last-child {
    border-bottom: none;
}

.page-rank {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-input);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
}

.page-item:nth-child(1) .page-rank {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #1a1a1a;
}

.page-item:nth-child(2) .page-rank {
    background: linear-gradient(135deg, #94a3b8, #64748b);
    color: white;
}

.page-item:nth-child(3) .page-rank {
    background: linear-gradient(135deg, #cd7f32, #b87333);
    color: white;
}

.page-info {
    flex: 1;
    min-width: 0;
}

.page-path {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.page-title {
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.page-stats {
    text-align: right;
}

.page-views {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent);
}

.page-label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

/* Sources List */
.sources-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.source-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.source-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    min-width: 120px;
}

.source-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.source-icon svg {
    width: 16px;
    height: 16px;
}

.source-name {
    font-size: 0.85rem;
    color: var(--text-primary);
}

.source-bar {
    flex: 1;
    height: 6px;
    background: var(--bg-input);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.source-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--blue-400));
    border-radius: var(--radius-full);
    transition: width var(--transition-base);
}

.source-count {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 40px;
    text-align: right;
}

/* Devices Grid */
.devices-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.device-item {
    background: var(--bg-input);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    text-align: center;
    border: 1px solid transparent;
    transition: all var(--transition-fast);
}

.device-item:hover {
    border-color: var(--border-light);
}

.device-item.blue { border-color: rgba(59, 130, 246, 0.3); }
.device-item.green { border-color: rgba(16, 185, 129, 0.3); }
.device-item.orange { border-color: rgba(245, 158, 11, 0.3); }

.device-icon {
    width: 40px;
    height: 40px;
    margin: 0 auto var(--space-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: var(--radius-md);
}

.device-icon svg {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
}

.device-item.blue .device-icon svg { color: var(--blue-400); }
.device-item.green .device-icon svg { color: var(--success); }
.device-item.orange .device-icon svg { color: var(--warning); }

.device-name {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.device-percent {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent);
}

.device-count {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* Browsers Section */
.browsers-section {
    border-top: 1px solid var(--border-subtle);
    padding-top: var(--space-lg);
}

.browsers-section h4 {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
}

.browsers-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.browser-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
}

.browser-name {
    font-size: 0.85rem;
    color: var(--text-primary);
}

.browser-count {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Events List */
.events-list {
    display: flex;
    flex-direction: column;
}

.event-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border-subtle);
}

.event-item:last-child {
    border-bottom: none;
}

.event-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--warning-bg);
    border-radius: var(--radius-sm);
    color: var(--warning);
}

.event-icon svg {
    width: 16px;
    height: 16px;
}

.event-info {
    flex: 1;
}

.event-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.event-category {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.event-count {
    text-align: right;
}

.event-count .count {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--warning);
}

.event-count .label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* Realtime Section */
.realtime-section {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.05) 0%, var(--bg-card) 100%);
    border-color: rgba(16, 185, 129, 0.2);
}

.live-badge {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) var(--space-md);
    background: var(--success);
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 600;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.live-badge .pulse {
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
    animation: pulse 1s ease-in-out infinite;
}

.realtime-pages {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.realtime-page {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-input);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
}

.page-views-badge {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--success);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
}

.realtime-page .page-path {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-primary);
}

.realtime-page .page-title {
    font-size: 0.75rem;
    color: var(--text-muted);
    max-width: 150px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Sessions Table */
.sessions-table {
    overflow-x: auto;
    margin-top: var(--space-md);
    -webkit-overflow-scrolling: touch; /* Smooth scroll en iOS */
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.simple-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.simple-table thead {
    background: var(--bg-input);
    border-bottom: 1px solid var(--border-subtle);
}

.simple-table th {
    padding: var(--space-sm) var(--space-md);
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.simple-table td {
    padding: var(--space-sm) var(--space-md);
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-primary);
    white-space: nowrap;
}

.simple-table tbody tr:hover {
    background: var(--bg-card-hover);
}

.simple-table code {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 2px 6px;
    background: var(--bg-input);
    border-radius: var(--radius-sm);
    color: var(--accent);
}

/* Responsive Analytics */
@media (max-width: 1200px) {
    .analytics-stats {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .analytics-stats .stat-card.primary {
        grid-column: span 1;
    }
}

@media (max-width: 640px) {
    .analytics-title h1 {
        font-size: 1.25rem;
    }
    
    .analytics-title p {
        font-size: 0.85rem;
    }
    
    .stat-value {
        font-size: 1.5rem !important;
    }
    
    .stat-label {
        font-size: 0.8rem !important;
    }
    
    .page-item {
        flex-wrap: wrap;
    }
    
    .page-info {
        flex: 1 1 100%;
        margin-top: var(--space-xs);
    }
    
    .source-info {
        min-width: 80px;
    }
    
    .source-name {
        font-size: 0.75rem;
    }
}

@media (max-width: 1024px) {
    .analytics-grid {
        grid-template-columns: 1fr;
    }
    
    .analytics-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .analytics-controls {
        width: 100%;
        flex-wrap: wrap;
        justify-content: flex-start;
    }
    
    .analytics-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .analytics-dashboard {
        padding: var(--space-md);
    }
    
    .analytics-header {
        gap: var(--space-md);
    }
    
    .analytics-title h1 {
        font-size: 1.5rem;
    }
    
    .analytics-stats {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
    
    .analytics-stats .stat-card {
        padding: var(--space-md);
    }
    
    .analytics-stats .stat-card.primary {
        grid-column: span 1;
    }
    
    .filters-form {
        flex-direction: column;
        width: 100%;
    }
    
    .filter-group {
        width: 100%;
    }
    
    .filter-group select {
        width: 100%;
        min-width: auto;
    }
    
    .realtime-badge {
        width: 100%;
        justify-content: center;
    }
    
    .devices-grid {
        grid-template-columns: 1fr;
    }
    
    .chart-container {
        height: 200px;
    }
    
    .analytics-section {
        padding: var(--space-md);
    }
    
    .analytics-card .card-content {
        padding: var(--space-md);
    }
    
    /* Tabla responsive en móvil */
    .simple-table {
        font-size: 0.75rem;
    }
    
    .simple-table th,
    .simple-table td {
        padding: var(--space-xs) var(--space-sm);
    }
    
    .simple-table th {
        font-size: 0.7rem;
    }
}