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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #e2e8f0;
    min-height: 100vh;
}

/* Login Container */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-card {
    background: #1e293b;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    width: 100%;
    max-width: 420px;
    overflow: hidden;
}

.login-header {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    padding: 40px 30px;
    text-align: center;
}

.login-header h1 {
    font-size: 28px;
    margin-bottom: 8px;
    color: #fff;
}

.login-header p {
    font-size: 16px;
    color: #e0e7ff;
    opacity: 0.9;
}

.login-form {
    padding: 30px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #cbd5e1;
    font-weight: 500;
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: #0f172a;
    border: 2px solid #334155;
    border-radius: 8px;
    color: #e2e8f0;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    resize: vertical;
    font-family: 'Courier New', monospace;
    font-size: 12px;
}

.login-footer {
    padding: 20px 30px;
    text-align: center;
    border-top: 1px solid #334155;
}

.login-footer a {
    color: #60a5fa;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.login-footer a:hover {
    color: #93c5fd;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    color: #fff;
    width: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: #334155;
    color: #e2e8f0;
}

.btn-secondary:hover {
    background: #475569;
}

.btn-small {
    padding: 8px 16px;
    font-size: 12px;
}

/* Messages */
.error-message,
.message {
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    display: none;
}

.error-message,
.message.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid #ef4444;
    color: #fca5a5;
}

.message.success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid #22c55e;
    color: #86efac;
}

/* Dashboard Container */
.dashboard-container {
    min-height: 100vh;
}

/* Navbar */
.navbar {
    background: #1e293b;
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-brand h2 {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 24px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-user {
    color: #cbd5e1;
    font-size: 14px;
}

/* Content */
.content {
    padding: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: #1e293b;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid #334155;
}

.stat-card h3 {
    font-size: 14px;
    color: #94a3b8;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-number {
    font-size: 36px;
    font-weight: 700;
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.agent-stat {
    margin: 8px 0;
    padding: 8px 12px;
    background: #0f172a;
    border-radius: 6px;
    font-size: 14px;
}

/* Card */
.card {
    background: #1e293b;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    margin-bottom: 30px;
    border: 1px solid #334155;
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid #334155;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 18px;
    color: #e2e8f0;
}

.card-body {
    padding: 24px;
}

/* Form */
.user-form {
    max-width: 800px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

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

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

.user-table thead {
    background: #0f172a;
}

.user-table th {
    padding: 14px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid #334155;
}

.user-table td {
    padding: 14px 16px;
    border-bottom: 1px solid #334155;
    color: #cbd5e1;
    font-size: 14px;
}

.user-table tbody tr {
    transition: background 0.2s ease;
}

.user-table tbody tr:hover {
    background: #0f172a;
}

/* Badge */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    color: #fff;
}

.badge-info {
    background: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    background: #1e293b;
    margin: 5% auto;
    padding: 30px;
    border: 1px solid #334155;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
}

.modal-content h3 {
    margin-bottom: 20px;
    color: #e2e8f0;
    font-size: 20px;
}

.close {
    color: #94a3b8;
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close:hover,
.close:focus {
    color: #e2e8f0;
}

.connection-string-container {
    margin-top: 20px;
}

.connection-string-container label {
    display: block;
    margin-bottom: 8px;
    color: #cbd5e1;
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 15px;
    }

    .nav-menu {
        flex-direction: column;
        gap: 10px;
    }

    .content {
        padding: 20px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .card-header {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }

    .user-table {
        font-size: 12px;
    }

    .user-table th,
    .user-table td {
        padding: 10px 8px;
    }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: #0f172a;
}

::-webkit-scrollbar-thumb {
    background: #334155;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #475569;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card,
.stat-card {
    animation: fadeIn 0.5s ease;
}