:root {
    --bg-main: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
    --text-primary: #f8fafc;
    --text-muted: #94a3b8;
    --accent-blue: #3b82f6;
    --accent-emerald: #10b981;
    --accent-amber: #f59e0b;
    --accent-purple: #8b5cf6;
    --font-main: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-main);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* BACKGROUND GLOWS */
.glow-bg {
    position: fixed;
    border-radius: 50%;
    filter: blur(140px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.25;
}

.glow-1 {
    width: 500px;
    height: 500px;
    background: #3b82f6;
    top: -100px;
    left: -100px;
}

.glow-2 {
    width: 600px;
    height: 600px;
    background: #10b981;
    bottom: -150px;
    right: -150px;
}

/* MODAL OVERLAY & AUTH CARD */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(16px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 999;
    padding: 20px;
}

.auth-card {
    background: rgba(30, 41, 59, 0.85);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    width: 100%;
    max-width: 440px;
    padding: 36px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.brand-header {
    text-align: center;
    margin-bottom: 24px;
}

.logo-badge {
    display: inline-block;
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue);
    border: 1px solid rgba(59, 130, 246, 0.3);
    padding: 6px 16px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 12px;
}

.brand-header h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.brand-header p {
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.5;
}

.auth-tabs {
    display: flex;
    background: rgba(15, 23, 42, 0.5);
    border-radius: 12px;
    padding: 4px;
    margin-bottom: 24px;
}

.tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 10px;
    font-size: 14px;
    font-weight: 600;
    font-family: var(--font-main);
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.2s;
}

.tab-btn.active {
    background: var(--accent-blue);
    color: #fff;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input {
    width: 100%;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 16px;
    color: #fff;
    font-size: 14px;
    font-family: var(--font-main);
    outline: none;
    transition: border-color 0.2s;
}

.form-group input:focus {
    border-color: var(--accent-blue);
}

.btn-primary {
    width: 100%;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #fff;
    border: none;
    padding: 14px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    font-family: var(--font-main);
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.2s;
    margin-top: 8px;
}

.btn-primary:hover {
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
    transform: translateY(-1px);
}

.auth-error {
    margin-top: 16px;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    text-align: center;
}

/* TOP NAVIGATION */
.top-nav {
    background: rgba(30, 41, 59, 0.7);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.app-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    font-size: 24px;
}

.logo-title {
    font-size: 18px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo-title small {
    font-size: 11px;
    font-weight: 600;
    color: var(--accent-blue);
    margin-left: 4px;
    background: rgba(59, 130, 246, 0.1);
    padding: 2px 8px;
    border-radius: 6px;
}

.nui-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--accent-emerald);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
}

.chip-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-emerald);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-emerald);
}

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

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 700;
    font-size: 16px;
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 14px;
    font-weight: 700;
}

.user-email {
    font-size: 12px;
    color: var(--text-muted);
}

.btn-logout {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.4);
    color: #f87171;
}

/* MAIN DASHBOARD CONTENT */
.dashboard-content {
    max-width: 1300px;
    margin: 0 auto;
    padding: 32px 20px;
}

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

.content-header h1 {
    font-size: 26px;
    font-weight: 800;
}

.subtitle {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 4px;
}

.btn-refresh {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--accent-blue);
    padding: 10px 18px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 700;
    font-family: var(--font-main);
    cursor: pointer;
    transition: all 0.2s;
}

.btn-refresh:hover {
    background: var(--accent-blue);
    color: #fff;
}

/* METRICS GRID */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.metric-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 18px;
    backdrop-filter: blur(10px);
    transition: transform 0.2s;
}

.metric-card:hover {
    transform: translateY(-2px);
}

.metric-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
}

.card-blue .metric-icon { background: rgba(59, 130, 246, 0.15); }
.card-emerald .metric-icon { background: rgba(16, 185, 129, 0.15); }
.card-amber .metric-icon { background: rgba(245, 158, 11, 0.15); }
.card-purple .metric-icon { background: rgba(139, 92, 246, 0.15); }

.metric-details {
    display: flex;
    flex-direction: column;
}

.metric-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.metric-details h2 {
    font-size: 24px;
    font-weight: 800;
    margin: 4px 0;
}

.metric-foot {
    font-size: 11px;
    color: var(--text-muted);
}

/* CHARTS SECTION */
.charts-section {
    margin-bottom: 32px;
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.badge-live {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-emerald);
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
}

.chart-container {
    height: 260px;
    position: relative;
}

/* DATA TABLE */
.table-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
}

.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 16px;
}

.table-actions input {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px 16px;
    color: #fff;
    font-size: 13px;
    font-family: var(--font-main);
    width: 280px;
    outline: none;
}

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

.data-table th {
    padding: 14px 16px;
    font-size: 12px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    border-bottom: 1px solid var(--border-color);
}

.data-table td {
    padding: 16px;
    font-size: 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.data-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.badge-status {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-emerald);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 700;
}

.empty-state {
    text-align: center;
    padding: 40px !important;
    color: var(--text-muted);
}

.loader {
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top: 3px solid var(--accent-blue);
    border-radius: 50%;
    width: 32px;
    height: 32px;
    animation: spin 1s linear infinite;
    margin: 0 auto 12px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hidden {
    display: none !important;
}

/* PORTAL NAVIGATION TABS */
.portal-tabs {
    display: flex;
    gap: 8px;
    padding: 0 32px;
    background: rgba(15, 23, 42, 0.9);
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
    position: sticky;
    top: 73px;
    z-index: 90;
}

.portal-tab {
    background: none;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-main);
    font-size: 14px;
    font-weight: 600;
    padding: 14px 18px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    white-space: nowrap;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
}

.portal-tab:hover {
    color: #fff;
}

.portal-tab.active {
    color: var(--accent-blue);
    border-bottom-color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.05);
}

.link-tab {
    margin-left: auto;
    color: var(--accent-emerald);
}

.link-tab:hover {
    color: #34d399;
}

/* FORM GRIDS */
.form-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.form-grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

@media (max-width: 768px) {
    .form-grid-2, .form-grid-3 {
        grid-template-columns: 1fr;
    }
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
}

.form-group select, .form-group input, .form-group textarea {
    width: 100%;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 14px;
    color: #fff;
    font-size: 14px;
    font-family: var(--font-main);
    outline: none;
}

.form-group select:focus, .form-group input:focus, .form-group textarea:focus {
    border-color: var(--accent-blue);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid var(--border-color);
    padding: 12px 20px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.2);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.4);
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.4);
}

.code-box {
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid rgba(59, 130, 246, 0.4);
    border-radius: 12px;
    padding: 16px;
    font-family: monospace;
    font-size: 12px;
    color: #38bdf8;
    word-break: break-all;
    max-height: 120px;
    overflow-y: auto;
    margin: 12px 0;
}

.badge-online {
    background: rgba(16, 185, 129, 0.2);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.4);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.badge-offline {
    background: rgba(239, 68, 68, 0.2);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.4);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}