/* WellGuard Dashboard Styles */
/* Modern, clean design with water-themed colors */

:root {
    /* Primary Colors - Ocean Blue Theme */
    --primary: #0077b6;
    --primary-dark: #023e8a;
    --primary-light: #00b4d8;
    --accent: #48cae4;

    /* Status Colors */
    --success: #2a9d8f;
    --warning: #e9c46a;
    --danger: #e76f51;
    --info: #90e0ef;

    /* Neutrals */
    --bg-dark: #0a1628;
    --bg-card: #0f2744;
    --bg-input: #1a3a5c;
    --text-primary: #ffffff;
    --text-secondary: #a0c4e8;
    --text-muted: #6b8db3;
    --border: #1e4976;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
}

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

body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
    /* Prevent text selection for better app feel */
    -webkit-user-select: none;
    user-select: none;
    /* Prevent pull-to-refresh on mobile */
    overscroll-behavior-y: contain;
    /* Lock orientation to portrait on mobile */
    -ms-content-zooming: none;
    -ms-touch-action: pan-x pan-y;
    touch-action: pan-x pan-y;
}

/* Allow text selection in input fields and content areas */
input,
textarea,
[contenteditable],
.alert-message,
.report-content,
td,
th {
    -webkit-user-select: text;
    user-select: text;
}

/* Loading Screen */
.loading-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    gap: var(--spacing-md);
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border);
    border-top-color: var(--primary-light);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Login Container */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--primary-dark) 100%);
}

.login-card {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
}

.logo {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.logo img {
    display: block;
    margin: 0 auto var(--spacing-md);
    width: 60px;
    height: 60px;
}

.logo h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo p {
    color: var(--text-secondary);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.form-group input,
.form-group select {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.2);
}

.btn-primary {
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    padding: var(--spacing-sm) var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    border: 1px solid var(--primary);
    border-radius: var(--radius-md);
    color: white;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s, filter 0.2s;
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    filter: brightness(1.05);
}

.btn-secondary:active {
    transform: translateY(0);
    filter: brightness(0.98);
}

.error-message {
    color: var(--danger);
    font-size: 0.875rem;
    text-align: center;
}

.register-link {
    text-align: center;
    margin-top: var(--spacing-lg);
    color: var(--text-secondary);
}

.register-link a {
    color: var(--primary-light);
    text-decoration: none;
}

/* Dashboard Layout */
.dashboard {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
    overflow-y: auto;
    overflow-x: hidden;
}

/* Custom scrollbar for sidebar */
.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: var(--bg-card);
}

.sidebar::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    text-decoration: none;
    transition: transform 0.2s ease;
}

.logo-link:hover {
    transform: translateY(-2px);
}

.logo-link:hover .sidebar-logo {
    filter: brightness(1.2);
}

.sidebar-logo {
    width: 43px;
    height: 43px;
    transition: filter 0.2s ease;
}

/* Tablet and larger screens */
@media (min-width: 768px) {
    .sidebar-logo {
        width: 64px;
        height: 64px;
    }
}

/* Desktop and larger screens */
@media (min-width: 1024px) {
    .sidebar-logo {
        width: 75px;
        height: 75px;
    }
}

.sidebar-header h2 {
    font-size: 1.25rem;
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: background 0.2s, color 0.2s;
}

.sidebar-nav a:hover {
    background: var(--bg-input);
    color: var(--text-primary);
}

.sidebar-nav a.active {
    background: var(--primary);
    color: white;
}

.sidebar-nav .badge {
    background: var(--danger);
    color: white;
    font-size: 0.75rem;
    padding: 2px 6px;
    border-radius: 10px;
    margin-left: auto;
}

.sidebar-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.module-selector {
    margin-bottom: var(--spacing-md);
}

.module-selector label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-xs);
}

.module-selector select {
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
}

.btn-logout {
    width: 100%;
    padding: var(--spacing-sm);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

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

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 250px;
    padding: var(--spacing-lg);
}

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border);
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header-left h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.module-status {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.module-status.online {
    color: var(--success);
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.last-update {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.btn-refresh {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s;
}

.btn-refresh:hover {
    background: var(--primary);
    border-color: var(--primary);
}

/* Status Cards */
.status-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.status-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.status-card.water-level {
    border-left: 4px solid var(--primary-light);
}

.status-card.recharge {
    border-left: 4px solid var(--success);
}

.status-card.consumption {
    border-left: 4px solid var(--warning);
}

.status-card.cycles {
    border-left: 4px solid var(--accent);
}

.card-icon {
    font-size: 2rem;
}

.card-content h3 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.card-content .value {
    font-size: 2rem;
    font-weight: 700;
}

.card-content .unit {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.card-content .trend {
    font-size: 0.75rem;
    margin-top: var(--spacing-xs);
}

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

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

.level-bar {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 8px;
    background: var(--bg-input);
}

.level-fill {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, var(--primary-light), var(--accent));
    transition: height 0.5s ease;
}

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.chart-container {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    height: 350px;
    position: relative;
}

.chart-container canvas {
    max-height: 280px;
}

.chart-container.full-width {
    grid-column: 1 / -1;
}

.chart-container h3 {
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

/* Alerts */
.alerts-filter {
    margin-bottom: var(--spacing-lg);
}

.alerts-filter label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.alerts-filter input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-light);
    cursor: pointer;
}

.recent-alerts,
.alerts-list {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.recent-alerts h3 {
    margin-bottom: var(--spacing-md);
}

.alert-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.alert-item,
.alert-card {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-input);
    border-radius: var(--radius-md);
    border-left: 4px solid;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

.alert-item.critical,
.alert-card.critical {
    border-left-color: var(--danger);
    background: rgba(231, 111, 81, 0.1);
}

.alert-item.warning,
.alert-card.warning {
    border-left-color: var(--warning);
    background: rgba(233, 196, 106, 0.1);
}

.alert-item.info,
.alert-card.info {
    border-left-color: var(--info);
    background: rgba(144, 224, 239, 0.1);
}

.alert-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

.alert-badges {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.severity-badge {
    text-transform: uppercase;
    font-weight: 700;
    font-size: 0.75rem;
    padding: 2px 6px;
    border-radius: 4px;
}

.severity-badge.critical {
    color: var(--danger);
    background: rgba(231, 111, 81, 0.2);
}

.severity-badge.warning {
    color: var(--warning);
    background: rgba(233, 196, 106, 0.2);
}

.severity-badge.info {
    color: var(--info);
    background: rgba(144, 224, 239, 0.2);
}

.source-badge {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
}

.alert-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.alert-message {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.alert-card-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.alert-time {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.btn-ack {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: transparent;
    border: 1px solid var(--primary-light);
    border-radius: var(--radius-sm);
    color: var(--primary-light);
    cursor: pointer;
    font-size: 0.75rem;
}

.btn-ack:hover {
    background: var(--primary-light);
    color: white;
}

/* Tables */
.cycles-table {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    overflow-x: auto;
}

.cycles-table h3 {
    margin-bottom: var(--spacing-md);
}

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

th,
td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
}

td {
    font-size: 0.875rem;
}

/* Period Selector */
.period-selector {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.period-selector button {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
}

.period-selector button.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* Reports */
.reports-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.report-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.report-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.report-type {
    text-transform: capitalize;
    font-weight: 600;
}

.report-date {
    color: var(--text-muted);
}

.report-summary {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border);
}

.report-content {
    line-height: 1.7;
}

.report-recommendations {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.report-recommendations h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--primary-light);
}

.report-recommendations ul {
    padding-left: var(--spacing-lg);
}

.report-recommendations li {
    margin-bottom: var(--spacing-xs);
}

/* Settings */
.settings-section {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.settings-section h3 {
    margin-bottom: var(--spacing-lg);
}

.settings-section h4 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.muted {
    color: var(--text-secondary);
}

.small-text {
    font-size: 0.9rem;
}

.homekit-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.homekit-points {
    margin: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    color: var(--text-secondary);
    line-height: 1.4;
}

.homekit-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.homekit-logo {
    width: 48px;
    height: 48px;
    object-fit: contain;
    margin-top: 4px;
}

.homekit-grid label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

.code-pill {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-muted);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
}

.qr-box {
    width: 200px;
    height: 200px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm);
}

.qr-loader {
    width: 40px;
    height: 40px;
    border: 3px solid #e0e0e0;
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.qr-loader-text {
    color: var(--text-muted);
    font-size: 0.85rem;
    text-align: center;
    margin-top: var(--spacing-sm);
}

.settings-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group.checkbox-group {
    flex-direction: row;
    align-items: center;
}

.form-group.checkbox-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    color: var(--text-primary);
}

.form-group.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-light);
}

.form-group input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Remember me checkbox */
.form-group.checkbox-inline {
    flex-direction: row;
    align-items: center;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-light);
    cursor: pointer;
}

.api-key-display {
    font-family: monospace;
    background: var(--bg-input);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    word-break: break-all;
}

.api-key-note {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: var(--spacing-sm);
}

/* Empty State - No Modules */
.empty-state {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 4rem);
    padding: var(--spacing-xl);
}

.empty-state-content {
    text-align: center;
    max-width: 600px;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl) var(--spacing-xl) var(--spacing-lg);
    box-shadow: var(--shadow-lg);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

/* Language Button */
.lang-btn {
    padding: 8px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    margin-right: var(--spacing-sm);
}

.lang-btn:hover {
    background: var(--bg-card);
    color: var(--text-primary);
    border-color: var(--primary-light);
}

.empty-state-content h2 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.empty-state-content>p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.btn-primary-large {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border: none;
    border-radius: var(--radius-lg);
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 119, 182, 0.4);
}

.empty-state-help {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border);
    text-align: left;
}

.empty-state-help h4 {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

.empty-state-help ol {
    color: var(--text-muted);
    font-size: 0.9rem;
    padding-left: var(--spacing-lg);
    line-height: 1.8;
}

.empty-state-help li {
    margin-bottom: var(--spacing-xs);
}

/* Add Module Button in Sidebar */
.btn-add-module {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-add-module:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 119, 182, 0.4);
}

/* Hamburger Menu Button */
.hamburger-btn {
    display: none;
    position: fixed;
    top: var(--spacing-md);
    left: var(--spacing-md);
    z-index: 150;
    width: 44px;
    height: 44px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    padding: 0;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.hamburger-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.hamburger-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    margin: 5px auto;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.hamburger-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(9px, 8px);
}

.hamburger-btn.active span:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.hamburger-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(9px, -8px);
}

/* Sidebar Overlay (for mobile) */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* Responsive */
@media (max-width: 768px) {

    /* Prevent horizontal scroll */
    body {
        overflow-x: hidden;
    }

    .dashboard {
        overflow-x: hidden;
    }

    .main-content {
        margin-left: 0;
        padding-top: calc(var(--spacing-lg) + 44px + var(--spacing-md));
        padding-left: var(--spacing-md);
        padding-right: var(--spacing-md);
        max-width: 100vw;
        overflow-x: hidden;
    }

    .hamburger-btn {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }

    .sidebar {
        width: 280px;
        height: 100vh;
        position: fixed;
        left: -280px;
        top: 0;
        transition: left 0.3s ease;
        z-index: 101;
        box-shadow: var(--shadow-lg);
    }

    .sidebar.active {
        left: 0;
    }

    .sidebar-overlay {
        display: block;
    }

    .content-header {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .charts-grid {
        grid-template-columns: 1fr;
    }

    .status-cards {
        grid-template-columns: 1fr;
    }

    .empty-state {
        min-height: auto;
        padding: var(--spacing-lg);
    }

    .empty-state-content {
        padding: var(--spacing-lg);
    }

    .empty-state-icon {
        font-size: 3rem;
    }

    /* Tables - better mobile handling */
    .cycles-table {
        padding: var(--spacing-sm);
        margin-left: calc(-1 * var(--spacing-md));
        margin-right: calc(-1 * var(--spacing-md));
        width: calc(100% + 2 * var(--spacing-md));
        border-radius: 0;
    }

    table {
        width: 100%;
        font-size: 0.75rem;
    }

    th,
    td {
        padding: var(--spacing-xs) 4px;
        white-space: nowrap;
    }

    th {
        font-size: 0.7rem;
    }

    td {
        font-size: 0.75rem;
    }

    /* Period selector - prevent overflow */
    .period-selector {
        flex-wrap: wrap;
    }

    .period-selector button {
        font-size: 0.8rem;
        padding: 6px 10px;
    }
}

/* Custom Chart Controls */
.custom-chart-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
}

.period-navigation {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    width: 100%;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border);
}

.period-selector {
    margin-bottom: 0;
    /* Override previous style */
}

.date-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    /* margin-left: auto; Removed to justify left */
}

.nav-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.nav-btn:hover:not(:disabled) {
    background: var(--bg-card);
    border-color: var(--primary-light);
    color: var(--primary-light);
}

.nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.date-range {
    font-family: monospace;
    color: var(--text-primary);
    font-size: 0.9rem;
    padding: 0 var(--spacing-sm);
}

.reset-btn {
    padding: 4px 12px;
    background: rgba(0, 180, 216, 0.1);
    border: 1px solid var(--primary-light);
    border-radius: var(--radius-sm);
    color: var(--primary-light);
    font-size: 0.8rem;
    cursor: pointer;
    margin-left: var(--spacing-sm);
}

.reset-btn:hover {
    background: var(--primary-light);
    color: white;
}

.dataset-toggles {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    flex: 1;
    width: 100%;
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

.toggle-label:hover {
    border-color: var(--primary-light);
    color: var(--text-secondary);
}

.toggle-label.active {
    background: rgba(0, 180, 216, 0.1);
    border-color: var(--primary-light);
    color: var(--text-primary);
}

.toggle-label input[type="checkbox"] {
    display: none;
}

.toggle-color {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 3px;
    flex-shrink: 0;
}

/* Custom Chart Container */
.custom-chart-container {
    min-height: 400px;
}

.custom-chart-container canvas {
    max-height: 350px;
}

.chart-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 280px;
}

.loading-spinner.small {
    width: 30px;
    height: 30px;
    border-width: 2px;
}

.chart-empty-state {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 280px;
    color: var(--text-muted);
    font-style: italic;
}

.chart-empty-state p {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--bg-input);
    border-radius: var(--radius-md);
    border: 1px dashed var(--border);
}

/* Responsive adjustments for custom chart */
@media (max-width: 768px) {
    .custom-chart-controls {
        flex-direction: column;
        align-items: stretch;
        margin-left: calc(-1 * var(--spacing-md));
        margin-right: calc(-1 * var(--spacing-md));
        width: calc(100% + 2 * var(--spacing-md));
        border-radius: 0;
        padding: var(--spacing-sm);
    }

    .period-navigation {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .date-controls {
        width: 100%;
        justify-content: space-between;
        margin-left: 0;
    }

    .date-range {
        font-size: 0.8rem;
    }

    .nav-btn {
        width: 28px;
        height: 28px;
        font-size: 0.9rem;
    }

    .reset-btn {
        font-size: 0.7rem;
        padding: 2px 8px;
    }

    .dataset-toggles {
        justify-content: flex-start;
        gap: 4px;
    }

    .toggle-label {
        font-size: 0.7rem;
        padding: 4px 6px;
    }

    .toggle-color {
        width: 10px;
        height: 10px;
    }

    .custom-chart-container {
        min-height: 300px;
        margin-left: calc(-1 * var(--spacing-md));
        margin-right: calc(-1 * var(--spacing-md));
        width: calc(100% + 2 * var(--spacing-md));
        border-radius: 0;
        padding: var(--spacing-sm);
    }

    .custom-chart-container canvas {
        max-height: 250px;
    }

    /* Ensure chart container doesn't overflow */
    .chart-container {
        margin-left: calc(-1 * var(--spacing-md));
        margin-right: calc(-1 * var(--spacing-md));
        width: calc(100% + 2 * var(--spacing-md));
        border-radius: 0;
        padding: var(--spacing-sm);
    }
}