/* =============================================
   AstraBot - Estilos Principales
   Diseño Dark con Glassmorphism
   ============================================= */

/* Variables CSS */
:root {
    /* Colores principales */
    --primary: 280, 100%, 70%;
    --primary-glow: 280, 100%, 80%;
    --secondary: 200, 100%, 60%;
    --accent: 320, 100%, 60%;
    
    /* Colores de fondo */
    --background: 240, 20%, 4%;
    --background-secondary: 240, 15%, 8%;
    --surface: 240, 15%, 12%;
    --surface-hover: 240, 15%, 16%;
    
    /* Colores de texto */
    --foreground: 0, 0%, 98%;
    --foreground-muted: 240, 5%, 65%;
    --foreground-subtle: 240, 5%, 45%;
    
    /* Bordes */
    --border: 240, 10%, 20%;
    --border-hover: 240, 10%, 30%;
    
    /* Estados */
    --success: 142, 76%, 50%;
    --warning: 38, 92%, 50%;
    --error: 0, 84%, 60%;
    --info: 200, 100%, 60%;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, hsl(var(--primary)), hsl(var(--secondary)));
    --gradient-glow: linear-gradient(135deg, hsl(var(--primary-glow)), hsl(var(--accent)));
    --gradient-dark: linear-gradient(180deg, hsl(var(--background)), hsl(var(--background-secondary)));
    
    /* 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 40px hsla(var(--primary), 0.3);
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Bordes redondeados */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transiciones */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Tipografía */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Orbitron', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: hsl(var(--background));
    color: hsl(var(--foreground));
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Background Effects */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 20%, hsla(var(--primary), 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, hsla(var(--secondary), 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, hsla(var(--accent), 0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Links */
a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn-gradient {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 60px hsla(var(--primary), 0.5);
}

.btn-ghost {
    background: transparent;
    color: hsl(var(--foreground));
    border: 1px solid hsl(var(--border));
}

.btn-ghost:hover {
    background: hsl(var(--surface));
    border-color: hsl(var(--border-hover));
}

.btn-glass {
    background: hsla(var(--surface), 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid hsla(var(--border), 0.5);
    color: hsl(var(--foreground));
}

.btn-glass:hover {
    background: hsla(var(--surface-hover), 0.6);
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.75rem;
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-md);
}

/* =============================================
   HEADER
   ============================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
    background: hsla(var(--background), 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid hsla(var(--border), 0.5);
    transition: all var(--transition-normal);
}

.header.scrolled {
    padding: var(--spacing-sm) 0;
    background: hsla(var(--background), 0.95);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo i {
    font-size: 1.75rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: hsl(var(--foreground-muted));
    font-size: 0.875rem;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: hsl(var(--foreground));
    background: hsla(var(--surface), 0.5);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* User Dropdown */
.user-dropdown {
    position: relative;
}

.user-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: hsla(var(--surface), 0.5);
    border: 1px solid hsla(var(--border), 0.5);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.user-btn:hover {
    background: hsl(var(--surface));
}

.user-avatar {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: white;
}

.user-name {
    font-size: 0.875rem;
    color: hsl(var(--foreground));
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + var(--spacing-sm));
    right: 0;
    min-width: 200px;
    background: hsl(var(--surface));
    border: 1px solid hsl(var(--border));
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
}

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

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: hsl(var(--foreground-muted));
    font-size: 0.875rem;
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    color: hsl(var(--foreground));
    background: hsla(var(--surface-hover), 0.5);
}

.dropdown-item.text-danger {
    color: hsl(var(--error));
}

.dropdown-divider {
    height: 1px;
    background: hsl(var(--border));
    margin: var(--spacing-xs) 0;
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
    background: transparent;
    border: none;
    cursor: pointer;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: hsl(var(--foreground));
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(80px + var(--spacing-3xl)) 0 var(--spacing-3xl);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, hsla(var(--primary), 0.2) 0%, transparent 70%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.8; }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: hsla(var(--primary), 0.1);
    border: 1px solid hsla(var(--primary), 0.3);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: hsl(var(--primary));
    margin-bottom: var(--spacing-lg);
}

.hero-badge i {
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.125rem;
    color: hsl(var(--foreground-muted));
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid hsla(var(--border), 0.5);
}

.stat-item {
    text-align: center;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.875rem;
    color: hsl(var(--foreground-muted));
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.hero-card {
    background: hsla(var(--surface), 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid hsla(var(--border), 0.5);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
}

.hero-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.hero-card-avatar {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.hero-card-info h4 {
    font-weight: 600;
    margin-bottom: 2px;
}

.hero-card-info p {
    font-size: 0.75rem;
    color: hsl(var(--foreground-muted));
}

.chat-messages {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.chat-bubble {
    max-width: 80%;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    animation: fadeInUp 0.5s ease forwards;
    opacity: 0;
}

.chat-bubble.bot {
    background: hsla(var(--primary), 0.2);
    border: 1px solid hsla(var(--primary), 0.3);
    align-self: flex-start;
}

.chat-bubble.user {
    background: hsl(var(--surface-hover));
    align-self: flex-end;
}

.chat-bubble:nth-child(1) { animation-delay: 0.2s; }
.chat-bubble:nth-child(2) { animation-delay: 0.6s; }
.chat-bubble:nth-child(3) { animation-delay: 1s; }
.chat-bubble:nth-child(4) { animation-delay: 1.4s; }

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

/* =============================================
   FEATURES SECTION
   ============================================= */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-3xl);
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: hsla(var(--primary), 0.1);
    border: 1px solid hsla(var(--primary), 0.3);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: hsl(var(--primary));
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.section-description {
    color: hsl(var(--foreground-muted));
    font-size: 1.125rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: hsla(var(--surface), 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid hsla(var(--border), 0.5);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: hsla(var(--primary), 0.5);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    font-size: 1.5rem;
    color: white;
    margin-bottom: var(--spacing-lg);
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: hsl(var(--foreground-muted));
    font-size: 0.875rem;
}

/* =============================================
   ABOUT SECTION
   ============================================= */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.about-stat {
    background: hsla(var(--surface), 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid hsla(var(--border), 0.5);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
}

.about-stat-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-stat-label {
    font-size: 0.875rem;
    color: hsl(var(--foreground-muted));
}

/* =============================================
   PRICING SECTION
   ============================================= */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    background: hsla(var(--surface), 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid hsla(var(--border), 0.5);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    position: relative;
    transition: all var(--transition-normal);
}

.pricing-card:hover {
    transform: translateY(-5px);
}

.pricing-card.featured {
    border-color: hsla(var(--primary), 0.5);
    box-shadow: var(--shadow-glow);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
}

.pricing-header {
    text-align: center;
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid hsla(var(--border), 0.5);
    margin-bottom: var(--spacing-lg);
}

.pricing-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--spacing-xs);
}

.pricing-currency {
    font-size: 1.5rem;
    color: hsl(var(--foreground-muted));
}

.pricing-amount {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
}

.pricing-period {
    color: hsl(var(--foreground-muted));
}

.pricing-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: hsl(var(--foreground-muted));
}

.pricing-features li i {
    color: hsl(var(--success));
}

.pricing-features li.disabled {
    opacity: 0.5;
}

.pricing-features li.disabled i {
    color: hsl(var(--foreground-subtle));
}

/* =============================================
   FORMS
   ============================================= */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: hsl(var(--foreground));
    margin-bottom: var(--spacing-sm);
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    background: hsla(var(--surface), 0.5);
    border: 1px solid hsl(var(--border));
    border-radius: var(--radius-md);
    color: hsl(var(--foreground));
    font-family: var(--font-sans);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: hsl(var(--primary));
    box-shadow: 0 0 0 3px hsla(var(--primary), 0.2);
}

.form-input::placeholder {
    color: hsl(var(--foreground-subtle));
}

.form-input-icon {
    position: relative;
}

.form-input-icon i {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: hsl(var(--foreground-subtle));
}

.form-input-icon .form-input {
    padding-left: calc(var(--spacing-md) * 2 + 1rem);
}

.form-error {
    font-size: 0.75rem;
    color: hsl(var(--error));
    margin-top: var(--spacing-xs);
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.form-checkbox input {
    width: 18px;
    height: 18px;
    accent-color: hsl(var(--primary));
}

.form-checkbox span {
    font-size: 0.875rem;
    color: hsl(var(--foreground-muted));
}

.form-checkbox a {
    color: hsl(var(--primary));
}

/* =============================================
   AUTH PAGES
   ============================================= */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

.auth-container {
    width: 100%;
    max-width: 440px;
}

.auth-card {
    background: hsla(var(--surface), 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid hsla(var(--border), 0.5);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
}

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

.auth-header .logo {
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.auth-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.auth-header p {
    color: hsl(var(--foreground-muted));
    font-size: 0.875rem;
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
    color: hsl(var(--foreground-subtle));
    font-size: 0.75rem;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: hsl(var(--border));
}

.auth-footer {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid hsla(var(--border), 0.5);
}

.auth-footer p {
    font-size: 0.875rem;
    color: hsl(var(--foreground-muted));
}

.auth-footer a {
    color: hsl(var(--primary));
    font-weight: 500;
}

/* =============================================
   DASHBOARD
   ============================================= */
.dashboard {
    display: flex;
    min-height: 100vh;
    padding-top: 70px;
}

.sidebar {
    width: 260px;
    background: hsla(var(--surface), 0.5);
    backdrop-filter: blur(10px);
    border-right: 1px solid hsla(var(--border), 0.5);
    padding: var(--spacing-lg);
    position: fixed;
    top: 70px;
    left: 0;
    bottom: 0;
    overflow-y: auto;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    color: hsl(var(--foreground-muted));
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.sidebar-link:hover,
.sidebar-link.active {
    color: hsl(var(--foreground));
    background: hsla(var(--primary), 0.1);
}

.sidebar-link.active {
    border-left: 3px solid hsl(var(--primary));
}

.sidebar-link i {
    width: 20px;
    text-align: center;
}

.dashboard-content {
    flex: 1;
    margin-left: 260px;
    padding: var(--spacing-xl);
}

.dashboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
}

.dashboard-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: hsla(var(--surface), 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid hsla(var(--border), 0.5);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.stat-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: hsla(var(--primary), 0.1);
    border-radius: var(--radius-md);
    color: hsl(var(--primary));
    font-size: 1.25rem;
}

.stat-info h3 {
    font-size: 0.875rem;
    color: hsl(var(--foreground-muted));
    margin-bottom: var(--spacing-xs);
}

.stat-info .value {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
}

.stat-info .change {
    font-size: 0.75rem;
    margin-top: var(--spacing-xs);
}

.stat-info .change.positive {
    color: hsl(var(--success));
}

.stat-info .change.negative {
    color: hsl(var(--error));
}

/* Cards */
.card {
    background: hsla(var(--surface), 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid hsla(var(--border), 0.5);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid hsla(var(--border), 0.5);
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
}

.card-body {
    padding: var(--spacing-lg);
}

/* Tables */
.table-container {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid hsla(var(--border), 0.5);
}

.table th {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: hsl(var(--foreground-muted));
    background: hsla(var(--surface-hover), 0.3);
}

.table td {
    font-size: 0.875rem;
}

.table tbody tr:hover {
    background: hsla(var(--surface-hover), 0.3);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-full);
}

.badge-success {
    background: hsla(var(--success), 0.1);
    color: hsl(var(--success));
}

.badge-warning {
    background: hsla(var(--warning), 0.1);
    color: hsl(var(--warning));
}

.badge-error {
    background: hsla(var(--error), 0.1);
    color: hsl(var(--error));
}

.badge-info {
    background: hsla(var(--info), 0.1);
    color: hsl(var(--info));
}

/* Bot Cards */
.bots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.bot-card {
    background: hsla(var(--surface), 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid hsla(var(--border), 0.5);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.bot-card:hover {
    border-color: hsla(var(--primary), 0.5);
}

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

.bot-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    font-size: 1.25rem;
    color: white;
}

.bot-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.bot-card p {
    font-size: 0.875rem;
    color: hsl(var(--foreground-muted));
    margin-bottom: var(--spacing-md);
}

.bot-stats {
    display: flex;
    gap: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid hsla(var(--border), 0.5);
}

.bot-stat {
    text-align: center;
}

.bot-stat-value {
    font-weight: 600;
    font-size: 1.125rem;
}

.bot-stat-label {
    font-size: 0.75rem;
    color: hsl(var(--foreground-muted));
}

.bot-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
    background: hsl(var(--background-secondary));
    border-top: 1px solid hsla(var(--border), 0.5);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr) 1.5fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand p {
    color: hsl(var(--foreground-muted));
    font-size: 0.875rem;
    margin: var(--spacing-md) 0;
    max-width: 280px;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: hsla(var(--surface), 0.5);
    border: 1px solid hsla(var(--border), 0.5);
    border-radius: var(--radius-md);
    color: hsl(var(--foreground-muted));
    transition: all var(--transition-fast);
}

.social-link:hover {
    color: hsl(var(--foreground));
    background: hsl(var(--surface));
    transform: translateY(-2px);
}

.footer-links h4 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-links a {
    display: block;
    color: hsl(var(--foreground-muted));
    font-size: 0.875rem;
    padding: var(--spacing-xs) 0;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: hsl(var(--foreground));
}

.footer-newsletter h4 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.footer-newsletter p {
    color: hsl(var(--foreground-muted));
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    background: hsla(var(--surface), 0.5);
    border: 1px solid hsla(var(--border), 0.5);
    border-radius: var(--radius-md);
    color: hsl(var(--foreground));
    font-size: 0.875rem;
}

.newsletter-form input::placeholder {
    color: hsl(var(--foreground-subtle));
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-xl);
    border-top: 1px solid hsla(var(--border), 0.5);
    font-size: 0.875rem;
    color: hsl(var(--foreground-muted));
}

/* =============================================
   FLASH MESSAGES
   ============================================= */
.flash-message {
    position: fixed;
    top: 90px;
    right: var(--spacing-lg);
    max-width: 400px;
    padding: var(--spacing-md) var(--spacing-lg);
    background: hsl(var(--surface));
    border: 1px solid hsl(var(--border));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    animation: slideIn 0.3s ease;
}

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

.flash-success {
    border-color: hsl(var(--success));
}

.flash-success i {
    color: hsl(var(--success));
}

.flash-error {
    border-color: hsl(var(--error));
}

.flash-error i {
    color: hsl(var(--error));
}

.flash-close {
    background: none;
    border: none;
    color: hsl(var(--foreground-muted));
    cursor: pointer;
    margin-left: auto;
}

/* =============================================
   UTILITIES
   ============================================= */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.w-full { width: 100%; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }

.hidden { display: none; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text {
        max-width: 100%;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        padding: var(--spacing-xl);
        background: hsl(var(--background));
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
    }
    
    .nav-menu.show {
        transform: translateX(0);
    }
    
    .nav-link {
        width: 100%;
        padding: var(--spacing-md);
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .nav-actions .btn {
        display: none;
    }
    
    .sidebar {
        transform: translateX(-100%);
        z-index: 100;
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .dashboard-content {
        margin-left: 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: var(--spacing-lg);
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .auth-card {
        padding: var(--spacing-lg);
    }
}