/* NuraStats Theme System - Light Default */

:root {
    --ns-primary: #6C47FF;
    --ns-accent: #00D4AA;
    --ns-bg: #F5F6FA;
    --ns-card-bg: #FFFFFF;
    --ns-border: #E2E5EF;
    --ns-text: #1A1D2B;
    --ns-text-muted: #6B7290;
    --ns-success: #22C55E;
    --ns-danger: #EF4444;
    --ns-warning: #F59E0B;
    --ns-input-bg: #F0F1F6;
    --ns-table-header-bg: rgba(0, 0, 0, 0.03);
    --ns-row-border: rgba(0, 0, 0, 0.06);
    --ns-hover-bg: rgba(108, 71, 255, 0.04);
    --ns-dropdown-bg: #FFFFFF;
    --ns-dropdown-text: #1A1D2B;
    --ns-dropdown-hover: #F5F6FA;
}

[data-theme="dark"] {
    --ns-bg: #0D0F14;
    --ns-card-bg: #14171F;
    --ns-border: #1E2230;
    --ns-text: #F0F2F8;
    --ns-text-muted: #6B7290;
    --ns-input-bg: #0D0F14;
    --ns-table-header-bg: rgba(13, 15, 20, 0.5);
    --ns-row-border: rgba(30, 34, 48, 0.5);
    --ns-hover-bg: rgba(108, 71, 255, 0.03);
    --ns-dropdown-bg: #14171F;
    --ns-dropdown-text: #F0F2F8;
    --ns-dropdown-hover: #1E2230;
}

body {
    background-color: var(--ns-bg);
    color: var(--ns-text);
    font-family: 'Inter', sans-serif;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', sans-serif;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 260px;
    height: 100vh;
    background: var(--ns-card-bg);
    border-right: 1px solid var(--ns-border);
    z-index: 1040;
    overflow-y: auto;
    transition: transform 0.3s ease;
}

.sidebar .sidebar-brand {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--ns-border);
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--ns-text);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sidebar .sidebar-brand span {
    color: var(--ns-primary);
}

.sidebar .site-switcher {
    padding: 0.6rem 1rem;
    border-bottom: 1px solid var(--ns-border);
}

.sidebar .site-switcher select {
    width: 100%;
    background: var(--ns-input-bg);
    border: 1px solid var(--ns-border);
    color: var(--ns-text);
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
}

.sidebar .site-switcher select:focus {
    border-color: var(--ns-primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(108, 71, 255, 0.2);
}

.sidebar .nav-section {
    padding: 1rem 0;
}

.sidebar .nav-section-title {
    padding: 0 1.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ns-text-muted);
}

.sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.45rem 1.2rem;
    color: var(--ns-text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    transition: all 0.15s ease;
    border-left: 3px solid transparent;
}

.sidebar .nav-link i {
    font-size: 1.125rem;
    width: 1.25rem;
    text-align: center;
}

.sidebar .nav-link:hover {
    color: var(--ns-text);
    background: rgba(108, 71, 255, 0.05);
}

.sidebar .nav-link.active {
    color: var(--ns-primary);
    background: rgba(108, 71, 255, 0.08);
    border-left-color: var(--ns-primary);
}

/* Main content area */
.main-content {
    margin-left: 260px;
    min-height: 100vh;
}

/* Top bar */
.topbar {
    background: var(--ns-card-bg);
    border-bottom: 1px solid var(--ns-border);
    padding: 0.75rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1030;
}

/* Cards */
.ns-card {
    background: var(--ns-card-bg);
    border: 1px solid var(--ns-border);
    border-radius: 0.75rem;
    padding: 1.5rem;
}

/* Stat cards */
.stat-card {
    background: var(--ns-card-bg);
    border: 1px solid var(--ns-border);
    border-radius: 0.75rem;
    padding: 1.25rem 1.5rem;
}

.stat-card .stat-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    background: rgba(108, 71, 255, 0.1);
    color: var(--ns-primary);
}

.stat-card .stat-value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--ns-text);
    line-height: 1.2;
}

.stat-card .stat-label {
    font-size: 0.8125rem;
    color: var(--ns-text-muted);
}

.stat-card .stat-trend {
    font-size: 0.75rem;
    font-weight: 600;
}

.stat-card .stat-trend.up {
    color: var(--ns-success);
}

.stat-card .stat-trend.down {
    color: var(--ns-danger);
}

.stat-card.stat-card-active {
    border-color: var(--ns-primary);
    box-shadow: 0 0 0 1px var(--ns-primary);
}

.stat-card[role="button"]:hover:not(.stat-card-active) {
    border-color: rgba(108, 71, 255, 0.4);
}

/* Detail cards */
.detail-card {
    background: var(--ns-card-bg);
    border: 1px solid var(--ns-border);
    border-radius: 0.75rem;
}

.detail-card .detail-card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--ns-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.detail-card .detail-card-header h6 {
    margin: 0;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    font-size: 0.9375rem;
}

.detail-card .detail-card-header a {
    font-size: 0.75rem;
    color: var(--ns-primary);
    text-decoration: none;
}

.detail-card .detail-card-header a:hover {
    text-decoration: underline;
}

.detail-card .detail-card-body {
    padding: 0;
}

.detail-row {
    display: flex;
    align-items: center;
    padding: 0.625rem 1.25rem;
    border-bottom: 1px solid var(--ns-row-border);
    font-size: 0.875rem;
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-row .detail-label {
    flex: 1;
    color: var(--ns-text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.detail-row .detail-value {
    color: var(--ns-text-muted);
    margin-left: 1rem;
    white-space: nowrap;
}

.detail-row .detail-bar {
    width: 60px;
    height: 4px;
    background: var(--ns-border);
    border-radius: 2px;
    margin-left: 0.75rem;
    overflow: hidden;
}

.detail-row .detail-bar .detail-bar-fill {
    height: 100%;
    background: var(--ns-primary);
    border-radius: 2px;
}

/* Tables */
.ns-table {
    width: 100%;
    color: var(--ns-text);
}

.ns-table thead th {
    background: var(--ns-table-header-bg);
    padding: 0.75rem 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ns-text-muted);
    border-bottom: 1px solid var(--ns-border);
}

.ns-table tbody td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--ns-row-border);
    font-size: 0.875rem;
}

.ns-table tbody tr:hover {
    background: var(--ns-hover-bg);
}

/* Buttons */
.btn-ns-primary {
    background: var(--ns-primary);
    color: #fff;
    border: none;
    padding: 0.5rem 1.25rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.15s ease;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.btn-ns-primary:hover {
    background: #5b38e0;
    color: #fff;
}

.btn-ns-outline {
    background: transparent;
    color: var(--ns-text-muted);
    border: 1px solid var(--ns-border);
    padding: 0.5rem 1.25rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    transition: all 0.15s ease;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.btn-ns-outline:hover {
    border-color: var(--ns-primary);
    color: var(--ns-primary);
}

/* Form inputs */
.ns-input {
    background: var(--ns-input-bg);
    border: 1px solid var(--ns-border);
    color: var(--ns-text);
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    width: 100%;
}

.ns-input:focus {
    border-color: var(--ns-primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(108, 71, 255, 0.2);
}

.ns-input::placeholder {
    color: var(--ns-text-muted);
}

/* Date range picker */
.date-range-picker {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.date-range-btn {
    background: var(--ns-input-bg);
    border: 1px solid var(--ns-border);
    color: var(--ns-text-muted);
    padding: 0.375rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.8125rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.date-range-btn:hover,
.date-range-btn.active {
    border-color: var(--ns-primary);
    color: var(--ns-primary);
}

/* Breadcrumb */
.ns-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.ns-breadcrumb a {
    color: var(--ns-text-muted);
    text-decoration: none;
}

.ns-breadcrumb a:hover {
    color: var(--ns-primary);
}

.ns-breadcrumb .separator {
    color: var(--ns-text-muted);
}

.ns-breadcrumb .current {
    color: var(--ns-text);
}

/* Alerts */
.ns-alert {
    padding: 0.875rem 1.25rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.ns-alert.success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--ns-success);
}

.ns-alert.danger {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--ns-danger);
}

.ns-alert.warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--ns-warning);
}

/* Impersonation banner */
.impersonation-banner {
    background: var(--ns-warning);
    color: #000;
    text-align: center;
    padding: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 1050;
}

.impersonation-banner a {
    color: #000;
    text-decoration: underline;
    margin-left: 1rem;
}

/* Live badge */
.live-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--ns-success);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 600;
}

.live-badge .pulse {
    width: 8px;
    height: 8px;
    background: var(--ns-success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.4; }
    100% { opacity: 1; }
}

/* Theme toggle */
.theme-toggle {
    background: none;
    border: 1px solid var(--ns-border);
    color: var(--ns-text-muted);
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.15s ease;
    font-size: 1.1rem;
    padding: 0;
}

.theme-toggle:hover {
    border-color: var(--ns-primary);
    color: var(--ns-primary);
}

/* Dropdown overrides */
.ns-dropdown {
    background: var(--ns-dropdown-bg);
    border-color: var(--ns-border);
}

.ns-dropdown .dropdown-item {
    color: var(--ns-dropdown-text);
}

.ns-dropdown .dropdown-item:hover,
.ns-dropdown .dropdown-item:focus {
    background: var(--ns-dropdown-hover);
    color: var(--ns-dropdown-text);
}

.ns-dropdown .dropdown-item.active,
.ns-dropdown .dropdown-item:active {
    background: rgba(108, 71, 255, 0.1);
    color: var(--ns-primary);
    font-weight: 600;
}

.ns-dropdown .dropdown-divider {
    border-color: var(--ns-border);
}

/* Topbar icon buttons */
.topbar .btn-link {
    color: var(--ns-text);
    text-decoration: none;
}

.topbar .btn-link:hover {
    color: var(--ns-primary);
}

/* Mobile sidebar overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    z-index: 1039;
}
.sidebar-overlay.show {
    display: block;
}

/* Responsive */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .topbar-plan-info {
        display: none !important;
    }
}

/* Funnel visualization */
.funnel-step {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
}

.funnel-step .funnel-bar {
    height: 3rem;
    background: var(--ns-primary);
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    padding: 0 1rem;
    color: #fff;
    font-weight: 600;
    font-size: 0.875rem;
    transition: width 0.5s ease;
}

.funnel-step .funnel-info {
    flex-shrink: 0;
    min-width: 180px;
}

.funnel-step .funnel-label {
    font-weight: 600;
    font-size: 0.875rem;
}

.funnel-step .funnel-stats {
    font-size: 0.75rem;
    color: var(--ns-text-muted);
}

.funnel-step .funnel-dropoff {
    font-size: 0.75rem;
    color: var(--ns-danger);
}

/* Auth pages */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ns-bg);
    padding: 2rem;
}

.auth-card {
    background: var(--ns-card-bg);
    border: 1px solid var(--ns-border);
    border-radius: 1rem;
    padding: 2.5rem;
    width: 100%;
    max-width: 440px;
}

.auth-card .auth-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.auth-card .auth-subtitle {
    color: var(--ns-text-muted);
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.auth-card .form-group {
    margin-bottom: 1rem;
}

.auth-card .form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--ns-text-muted);
    margin-bottom: 0.375rem;
}