:root {
    --bg-color: #0b0e14;
    --card-bg: rgba(255, 255, 255, 0.03);
    --accent-primary: #8a2be2;
    --accent-secondary: #00e5ff;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --danger: #ff4d4d;
    --success: #00ff88;
}

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

body {
    background: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Background Gradients */
body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at 10% 20%, rgba(138, 43, 226, 0.1) 0%, transparent 40%),
                radial-gradient(circle at 90% 80%, rgba(0, 229, 255, 0.05) 0%, transparent 40%);
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1.5rem;
    width: 100%;
}

/* Auth Page */
.auth-card {
    max-width: 400px;
    margin: 10vh auto;
    padding: 2.5rem;
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    text-align: center;
}

.logo {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 2rem;
    display: inline-block;
}

/* Inputs & Buttons */
.input-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

input, select {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: white;
    outline: none;
    transition: 0.3s;
}

input:focus {
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.08);
}

.btn {
    width: 100%;
    padding: 0.75rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border: none;
    border-radius: 12px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, opacity 0.2s;
}

.btn:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

.btn-danger {
    background: var(--danger);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--glass-border);
}

/* Dashboard Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: 2rem;
}

/* Table Style */
.table-container {
    background: var(--glass);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

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

th {
    background: rgba(255, 255, 255, 0.02);
    text-align: left;
    padding: 1rem;
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

td {
    padding: 1rem;
    border-top: 1px solid var(--glass-border);
    font-size: 0.9rem;
}

.badge {
    padding: 0.25rem 0.6rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-active { background: rgba(0, 255, 136, 0.1); color: var(--success); }
.badge-expired { background: rgba(255, 77, 77, 0.1); color: var(--danger); }

/* Modal / Dashboard Controls */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.stat-card {
    padding: 1.5rem;
    background: var(--glass);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: 0.5rem;
}

/* Management Tools */
.actions {
    display: flex;
    gap: 0.5rem;
}

.action-btn {
    padding: 0.4rem;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
}

.action-btn:hover {
    background: var(--glass);
    color: white;
}