:root {
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --text-primary: #f8fafc;
    --text-muted: #94a3b8;
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --success: #10b981;
    --warning: #f59e0b;
    --border: rgba(255, 255, 255, 0.1);
    --glass-blur: blur(12px);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 85% 30%, rgba(16, 185, 129, 0.15) 0%, transparent 50%);
}

.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Glassmorphism Panel */
.glass-panel, .login-glass {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

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

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, #60a5fa, #34d399);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
}

.form-group input, .form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
}

/* Buttons */
.btn {
    display: inline-block;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: 1px solid transparent;
    padding: 0.6rem 1.2rem;
    font-size: 0.95rem;
    border-radius: 8px;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-block {
    width: 100%;
    padding: 0.75rem;
}

.btn-sm {
    padding: 0.3rem 0.6rem;
    font-size: 0.8rem;
    border-radius: 6px;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}
.btn-primary:hover { background-color: var(--primary-hover); transform: translateY(-1px); }

.btn-outline-primary {
    background-color: transparent;
    border-color: var(--primary);
    color: var(--primary);
}
.btn-outline-primary:hover { background-color: var(--primary); color: white; }

.btn-outline-danger {
    background-color: transparent;
    border-color: var(--danger);
    color: var(--danger);
}
.btn-outline-danger:hover { background-color: var(--danger); color: white; }

.btn-outline-warning {
    background-color: transparent;
    border-color: var(--warning);
    color: var(--warning);
}
.btn-outline-warning:hover { background-color: var(--warning); color: #111; }

/* Dashboard Layout */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 10;
}

.nav-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}
.nav-user span { color: var(--text-muted); font-size: 0.9rem; }

.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

.header-action {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}
.header-action h2 { font-weight: 600; }

/* Table */
.table-container {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    border-radius: 12px;
    border: 1px solid var(--border);
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th, td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

th {
    text-transform: uppercase;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    background: rgba(0,0,0,0.2);
}

tbody tr { transition: background 0.2s ease; }
tbody tr:hover { background: rgba(255,255,255,0.03); }

/* Badges & Text */
.badge {
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}
.badge-primary { background: rgba(59, 130, 246, 0.2); color: #93c5fd; }
.badge-secondary { background: rgba(16, 185, 129, 0.2); color: #6ee7b7; }

.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }

.ip-address, .hwid {
    font-family: monospace;
    background: rgba(0,0,0,0.3);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.85rem;
}

.action-buttons {
    display: flex;
    gap: 0.5rem;
}
.inline-form { display: inline; }

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    z-index: 100;
    align-items: center;
    justify-content: center;
}

.modal-content {
    width: 100%;
    max-width: 450px;
    animation: modalPop 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}
.modal-header h3 { margin: 0; }
.close {
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
    transition: color 0.2s;
}
.close:hover { color: white; }

@keyframes modalPop {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.alert {
    padding: 0.75rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    text-align: center;
}
.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.2);
}