/* Modern OLED Schwarz Design mit Glass-Like Effekten für VTXR SYSTEMS PBX */

:root {
    --primary-color: #00c3ff;
    --secondary-color: #ffff1c;
    --dark-bg: #0a0a0a;
    --darker-bg: #000000;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-color: #ffffff;
    --text-secondary: #cccccc;
    --success: #00ff9d;
    --warning: #ffcc00;
    --error: #ff385c;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--darker-bg);
    color: var(--text-color);
    min-height: 100vh;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Glass Header */
.glass-header {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.logo h1 {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.8rem;
    font-weight: 700;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 25px;
}

nav a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

nav a:hover, nav a.active {
    background: rgba(0, 195, 255, 0.1);
    color: var(--primary-color);
}

/* Main Content */
.glass-main {
    display: grid;
    gap: 25px;
}

.section {
    display: none;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.section.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

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

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

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 25px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.stat-card h3 {
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.stat-card p {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Dashboard Content */
.dashboard-content {
    margin-top: 30px;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.dashboard-content h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

/* Tables */
.table-container {
    overflow-x: auto;
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.2);
    margin-top: 20px;
}

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

th, td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

th {
    background: rgba(0, 0, 0, 0.3);
    font-weight: 600;
    color: var(--primary-color);
}

tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* Buttons */
.btn-primary {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    color: var(--darker-bg);
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 195, 255, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 195, 255, 0.3);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 1rem;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 195, 255, 0.2);
}

/* Footer */
.glass-footer {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
    margin-top: 30px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Status Badges */
.status {
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.status-active {
    background: rgba(0, 255, 157, 0.1);
    color: var(--success);
}

.status-inactive {
    background: rgba(255, 56, 92, 0.1);
    color: var(--error);
}

.status-pending {
    background: rgba(255, 204, 0, 0.1);
    color: var(--warning);
}

/* Responsive Design */
@media (max-width: 768px) {
    .glass-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: 20px;
    }
    
    th, td {
        padding: 10px 8px;
        font-size: 0.9rem;
    }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}