/* Admin Panel - Futuristic Modern Dark Theme */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&display=swap');

:root {
    --bg-dark: #0a0a0f;
    --bg-darker: #0f0f15;
    --bg-card: #151520;
    --bg-hover: #1a1a28;
    --text-primary: #e8e8f0;
    --text-secondary: #b0b0c0;
    --text-muted: #707080;
    --border-color: #252535;
    --accent-red: #ff3366;
    --accent-blue: #00d4ff;
    --accent-green: #4ade80;
    --accent-yellow: #ffaa00;
    --accent-purple: #aa55ff;
    --accent-neutral: #06b6d4;
    --accent-cyan: #06b6d4;
    --accent-teal: #14b8a6;
    --glow-blue: rgba(0, 212, 255, 0.3);
    --glow-green: rgba(74, 222, 128, 0.2);
    --glow-red: rgba(255, 51, 102, 0.3);
    --glow-yellow: rgba(255, 170, 0, 0.3);
    --glow-cyan: rgba(6, 182, 212, 0.4);
    --glow-teal: rgba(20, 184, 166, 0.3);
    --shadow: 0 4px 20px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.6);
    --shadow-glow: 0 0 20px rgba(6, 182, 212, 0.3);
}

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

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-dark);
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(6, 182, 212, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(20, 184, 166, 0.08) 0%, transparent 50%);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px;
    min-height: 100vh;
}

/* Header */
.admin-header {
    background: rgba(21, 21, 32, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(6, 182, 212, 0.3);
    padding: 18px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    position: sticky;
    top: 0;
    z-index: 100;
}

.admin-header h1 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.3px;
    text-shadow: 0 0 10px rgba(6, 182, 212, 0.4);
}

.admin-header .user-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.admin-header .user-info span {
    color: var(--text-secondary);
    font-weight: 400;
    font-size: 13px;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 28px 24px;
}

/* Cards */
.card {
    background: rgba(21, 21, 32, 0.6);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 24px;
    border: 1px solid rgba(6, 182, 212, 0.25);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.card:hover {
    border-color: rgba(6, 182, 212, 0.4);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(6, 182, 212, 0.3);
    transform: translateY(-2px);
}

.card:hover::before {
    opacity: 1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(6, 182, 212, 0.2);
}

.card-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.2px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.stat-card {
    background: rgba(21, 21, 32, 0.6);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 22px 24px;
    box-shadow: var(--shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(6, 182, 212, 0.25);
    border-left: 3px solid var(--accent-cyan);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--accent-cyan);
    box-shadow: 0 0 10px var(--glow-cyan);
    transition: width 0.3s;
}

.stat-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-lg), 0 0 20px var(--glow-cyan);
    border-color: rgba(6, 182, 212, 0.4);
}

.stat-card:hover::before {
    width: 100%;
    opacity: 0.1;
}

.stat-card.visitors {
    border-left-color: var(--accent-green);
}

.stat-card.visitors::before {
    background: var(--accent-green);
    box-shadow: 0 0 10px var(--glow-green);
}

.stat-card.visitors:hover {
    box-shadow: var(--shadow-lg), 0 0 20px var(--glow-green);
    border-color: rgba(0, 255, 136, 0.4);
}

.stat-card.logins {
    border-left-color: var(--accent-teal);
}

.stat-card.logins::before {
    background: var(--accent-teal);
    box-shadow: 0 0 10px var(--glow-teal);
}

.stat-card.logins:hover {
    box-shadow: var(--shadow-lg), 0 0 20px var(--glow-teal);
    border-color: rgba(20, 184, 166, 0.4);
}

.stat-card.cards {
    border-left-color: var(--accent-red);
}

.stat-card.cards::before {
    background: var(--accent-red);
    box-shadow: 0 0 10px var(--glow-red);
}

.stat-card.cards:hover {
    box-shadow: var(--shadow-lg), 0 0 20px var(--glow-red);
    border-color: rgba(255, 51, 102, 0.4);
}

.stat-card.blocked {
    border-left-color: var(--accent-yellow);
}

.stat-card.blocked::before {
    background: var(--accent-yellow);
    box-shadow: 0 0 10px var(--glow-yellow);
}

.stat-card.blocked:hover {
    box-shadow: var(--shadow-lg), 0 0 20px var(--glow-yellow);
    border-color: rgba(255, 170, 0, 0.4);
}

.stat-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.stat-card-title {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-card-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    background: rgba(6, 182, 212, 0.2);
    color: var(--accent-cyan);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
    transition: all 0.3s;
}

.stat-card:hover .stat-card-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 0 25px rgba(6, 182, 212, 0.4);
}

.stat-card.visitors .stat-card-icon {
    background: rgba(0, 255, 136, 0.15);
    color: var(--accent-green);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
}

.stat-card.visitors:hover .stat-card-icon {
    box-shadow: 0 0 25px rgba(0, 255, 136, 0.4);
}

.stat-card.logins .stat-card-icon {
    background: rgba(20, 184, 166, 0.2);
    color: var(--accent-teal);
    box-shadow: 0 0 15px rgba(20, 184, 166, 0.3);
}

.stat-card.logins:hover .stat-card-icon {
    box-shadow: 0 0 25px rgba(20, 184, 166, 0.4);
}

.stat-card.cards .stat-card-icon {
    background: rgba(255, 51, 102, 0.15);
    color: var(--accent-red);
    box-shadow: 0 0 15px rgba(255, 51, 102, 0.2);
}

.stat-card.cards:hover .stat-card-icon {
    box-shadow: 0 0 25px rgba(255, 51, 102, 0.4);
}

.stat-card.blocked .stat-card-icon {
    background: rgba(255, 170, 0, 0.15);
    color: var(--accent-yellow);
    box-shadow: 0 0 15px rgba(255, 170, 0, 0.2);
}

.stat-card.blocked:hover .stat-card-icon {
    box-shadow: 0 0 25px rgba(255, 170, 0, 0.4);
}

.stat-card-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 12px 0;
    letter-spacing: -1px;
    text-shadow: 0 0 10px rgba(6, 182, 212, 0.3);
    transition: all 0.3s;
}

.stat-card:hover .stat-card-value {
    text-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
    transform: scale(1.05);
}

.stat-card-change {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 18px;
    font-size: 13px;
    font-weight: 500;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    line-height: 1.4;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-teal) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.4);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #22d3ee 0%, var(--accent-cyan) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(6, 182, 212, 0.5);
}

.btn-success {
    background: linear-gradient(135deg, var(--accent-green) 0%, #00cc66 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.3);
}

.btn-success:hover {
    background: linear-gradient(135deg, #00ff99 0%, var(--accent-green) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 255, 136, 0.5);
}

.btn-danger {
    background: linear-gradient(135deg, var(--accent-red) 0%, #cc0033 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 51, 102, 0.3);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #ff4477 0%, var(--accent-red) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 51, 102, 0.5);
}

.btn-sm {
    padding: 7px 14px;
    font-size: 12px;
}

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

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 13px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: 13px;
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 8px;
    transition: all 0.3s;
    background: rgba(15, 15, 21, 0.6);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.3), 0 0 20px rgba(6, 182, 212, 0.2);
    background: rgba(15, 15, 21, 0.8);
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* Tables */
.table-wrapper {
    overflow-x: auto;
}

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

.table thead {
    background: rgba(6, 182, 212, 0.1);
}

.table th {
    padding: 14px 12px;
    text-align: left;
    font-weight: 600;
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border-bottom: 2px solid rgba(6, 182, 212, 0.3);
}

.table td {
    padding: 14px 12px;
    border-bottom: 1px solid rgba(6, 182, 212, 0.2);
    color: var(--text-primary);
    font-size: 13px;
}

.table tbody tr {
    transition: all 0.2s;
}

.table tbody tr:hover {
    background: rgba(6, 182, 212, 0.1);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.2);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    font-size: 10px;
    font-weight: 500;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.badge-pending {
    background: rgba(255, 170, 0, 0.2);
    color: var(--accent-yellow);
    border: 1px solid rgba(255, 170, 0, 0.3);
    box-shadow: 0 0 10px rgba(255, 170, 0, 0.2);
}

.badge-active {
    background: rgba(0, 255, 136, 0.2);
    color: var(--accent-green);
    border: 1px solid rgba(0, 255, 136, 0.3);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.2);
}

.badge-suspended {
    background: rgba(255, 51, 102, 0.2);
    color: var(--accent-red);
    border: 1px solid rgba(255, 51, 102, 0.3);
    box-shadow: 0 0 10px rgba(255, 51, 102, 0.2);
}

/* Alerts */
.alert {
    padding: 14px 18px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border: 1px solid;
    backdrop-filter: blur(10px);
}

.alert-success {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-green);
    border-color: rgba(0, 255, 136, 0.3);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.1);
}

.alert-error {
    background: rgba(255, 51, 102, 0.1);
    color: var(--accent-red);
    border-color: rgba(255, 51, 102, 0.3);
    box-shadow: 0 0 15px rgba(255, 51, 102, 0.1);
}

.alert-info {
    background: rgba(6, 182, 212, 0.15);
    color: var(--accent-cyan);
    border-color: rgba(6, 182, 212, 0.4);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.2);
}

.alert-warning {
    background: rgba(255, 170, 0, 0.1);
    color: var(--accent-yellow);
    border-color: rgba(255, 170, 0, 0.3);
    box-shadow: 0 0 15px rgba(255, 170, 0, 0.1);
}

/* Code */
code {
    background: rgba(6, 182, 212, 0.15);
    padding: 4px 8px;
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    color: var(--accent-cyan);
    border: 1px solid rgba(6, 182, 212, 0.3);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.2);
}

/* API Key Box */
.api-key-box {
    background: rgba(6, 182, 212, 0.1);
    border: 2px solid var(--accent-cyan);
    border-radius: 12px;
    padding: 18px;
    margin: 18px 0;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
}

.api-key-box code {
    font-size: 12px;
    word-break: break-all;
    background: transparent;
    color: var(--text-primary);
    border: none;
    box-shadow: none;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.3;
    filter: drop-shadow(0 0 10px rgba(6, 182, 212, 0.3));
}

/* Loading */
.loading {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(6, 182, 212, 0.3);
    border-top-color: var(--accent-cyan);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Dashboard Header */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
}

.dashboard-title h1 {
    font-size: 26px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
    letter-spacing: -0.5px;
    text-shadow: 0 0 15px rgba(6, 182, 212, 0.4);
}

.dashboard-title p {
    color: var(--text-muted);
    font-size: 13px;
}

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

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 20px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-header {
        flex-direction: column;
        gap: 14px;
        align-items: flex-start;
    }
    
    .table-wrapper {
        overflow-x: scroll;
    }
}

/* Utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }

/* Animated Background Elements */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.stat-card {
    animation: float 6s ease-in-out infinite;
}

.stat-card:nth-child(2) {
    animation-delay: 0.5s;
}

.stat-card:nth-child(3) {
    animation-delay: 1s;
}

.stat-card:nth-child(4) {
    animation-delay: 1.5s;
}