/* Nexus Marketing OS - Demo Styles */

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --dark: #1e293b;
    --light: #f8fafc;
    --border: #e2e8f0;
    --text: #334155;
    --text-light: #64748b;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--light);
    color: var(--text);
    line-height: 1.6;
}

/* Login Page */
.login-page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: 1200px;
    width: 90%;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.login-left {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 60px;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
}

.logo-icon {
    width: 60px;
    height: 60px;
    background: white;
    color: #667eea;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 800;
}

.logo-text h1 {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: 1px;
}

.logo-text p {
    font-size: 14px;
    opacity: 0.9;
}

.login-branding h2 {
    font-size: 24px;
    margin-bottom: 30px;
    line-height: 1.4;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
}

.feature-item .icon {
    width: 24px;
    height: 24px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-right {
    padding: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-form-container {
    width: 100%;
    max-width: 400px;
}

.login-form-container h2 {
    font-size: 32px;
    margin-bottom: 10px;
    color: var(--dark);
}

.subtitle {
    color: var(--text-light);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

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

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 15px;
    transition: all 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.forgot-password {
    color: var(--primary);
    text-decoration: none;
    font-size: 14px;
}

.btn-primary {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
}

.demo-credentials {
    margin-top: 25px;
    padding: 15px;
    background: #f0f9ff;
    border-radius: 8px;
    border-left: 4px solid var(--primary);
}

.demo-credentials p {
    font-size: 13px;
    color: var(--text);
    margin: 4px 0;
}

.login-footer {
    margin-top: 30px;
    text-align: center;
    font-size: 13px;
    color: var(--text-light);
}

.contact-info {
    margin-top: 8px;
}

.contact-info a {
    color: var(--primary);
    text-decoration: none;
}

/* Dashboard Layout */
.app-container {
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: var(--dark);
    color: white;
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header .logo {
    gap: 12px;
}

.sidebar-header .logo-icon {
    width: 40px;
    height: 40px;
    font-size: 20px;
}

.sidebar-header .logo-text h1 {
    font-size: 20px;
}

.sidebar-header .logo-text p {
    font-size: 11px;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: all 0.3s;
}

.nav-item:hover {
    background: rgba(255,255,255,0.1);
    color: white;
}

.nav-item.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.nav-item .icon {
    font-size: 20px;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.user-info {
    flex: 1;
}

.user-name {
    font-weight: 600;
    font-size: 14px;
}

.user-email {
    font-size: 12px;
    color: rgba(255,255,255,0.6);
}

/* Main Content */
.main-content {
    display: flex;
    flex-direction: column;
}

.top-header {
    background: white;
    padding: 24px 32px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-header h1 {
    font-size: 28px;
    color: var(--dark);
}

.header-actions {
    display: flex;
    gap: 12px;
}

.btn-icon {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--light);
    border-radius: 8px;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.3s;
}

.btn-icon:hover {
    background: var(--border);
}

.btn-secondary {
    padding: 10px 20px;
    background: white;
    border: 2px solid var(--border);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    transition: all 0.3s;
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.content-area {
    flex: 1;
    padding: 32px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    background: white;
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--border);
    display: flex;
    gap: 16px;
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.stat-icon.blue { background: #dbeafe; }
.stat-icon.green { background: #d1fae5; }
.stat-icon.purple { background: #e9d5ff; }
.stat-icon.orange { background: #fed7aa; }

.stat-info h3 {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.stat-change {
    font-size: 13px;
    color: var(--text-light);
}

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

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
    margin-bottom: 32px;
}

.chart-card {
    background: white;
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.chart-card h3 {
    margin-bottom: 20px;
    color: var(--dark);
}

.chart-placeholder {
    height: 300px;
}

/* Activity Section */
.activity-section {
    background: white;
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.activity-section h3 {
    margin-bottom: 20px;
    color: var(--dark);
}

.activity-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.activity-item {
    display: flex;
    gap: 16px;
    padding: 16px;
    background: var(--light);
    border-radius: 8px;
}

.activity-icon {
    width: 40px;
    height: 40px;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.activity-content p {
    color: var(--text);
    margin-bottom: 4px;
}

.activity-time {
    font-size: 13px;
    color: var(--text-light);
}

/* Footer */
.app-footer {
    padding: 24px 32px;
    background: white;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--text-light);
}

.footer-links a {
    color: var(--primary);
    text-decoration: none;
    margin: 0 8px;
}

/* Responsive */
@media (max-width: 768px) {
    .login-container {
        grid-template-columns: 1fr;
    }
    
    .login-left {
        display: none;
    }
    
    .app-container {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        display: none;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
}