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

:root {
    --primary-color: #1e3a5f;
    --secondary-color: #2c4a6b;
    --background: #f5f7fa;
    --sidebar-bg: #1a2332;
    --card-bg: #ffffff;
    --input-bg: #ffffff;
    --muted-surface: #edf2f7;
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --border-color: #e2e8f0;
    --green: #2d7a4f;
    --orange: #b7791f;
    --blue: #2c5282;
    --red: #c53030;
    --purple: #553c9a;
    --accent-blue: #4a90a4;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.08), 0 1px 2px 0 rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.2s ease, color 0.2s ease;
}

html.dark-mode,
body.dark-mode {
    --primary-color: #79a7df;
    --secondary-color: #537fb2;
    --background: #0b1220;
    --sidebar-bg: #08101b;
    --card-bg: #111a2b;
    --input-bg: #0f1726;
    --muted-surface: #162133;
    --text-primary: #e6eef8;
    --text-secondary: #9fb0c3;
    --border-color: #22324a;
    --green: #3ca56c;
    --orange: #c7902c;
    --blue: #4678b6;
    --red: #d05e5e;
    --purple: #8a72d8;
    --accent-blue: #6db6c8;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.35), 0 1px 2px 0 rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 14px 24px -8px rgba(0, 0, 0, 0.45), 0 8px 12px -6px rgba(0, 0, 0, 0.25);
}

html.dark-mode .sidebar,
body.dark-mode .sidebar {
    border-right-color: rgba(109, 182, 200, 0.18);
}

html.dark-mode .sidebar-header,
body.dark-mode .sidebar-header {
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

.dashboard-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    color: white;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
    z-index: 1000;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.sidebar::-webkit-scrollbar {
    width: 0;
    height: 0;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sidebar-header h1 i {
    color: var(--accent-blue);
}

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

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.5rem;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: white;
}

.nav-item.active {
    background-color: rgba(74, 144, 164, 0.15);
    color: white;
    border-left-color: var(--accent-blue);
}

.nav-item i {
    width: 20px;
    text-align: center;
}

.sidebar-section {
    margin: 18px 0 8px;
    padding: 0 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #9aa3af; /* subtiel grijs */
}

/* Main Content */
.main-content {
    margin-left: 260px;
    flex: 1;
    padding: 2rem;
    max-width: calc(100vw - 260px);
}

/* Page Content */
.page-content {
    display: none;
}

.page-content.active {
    display: block;
}

.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.main-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: var(--card-bg);
    box-shadow: var(--shadow);
    cursor: pointer;
    user-select: none;
}

.theme-toggle input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.theme-toggle-track {
    width: 48px;
    height: 28px;
    border-radius: 999px;
    background: var(--muted-surface);
    border: 1px solid var(--border-color);
    position: relative;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.theme-toggle-thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blue), var(--primary-color));
    transition: transform 0.2s ease;
}

.theme-toggle input:checked + .theme-toggle-track .theme-toggle-thumb {
    transform: translateX(20px);
}

.theme-toggle input:checked + .theme-toggle-track {
    background: rgba(70, 120, 182, 0.18);
    border-color: var(--blue);
}

.theme-toggle-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.user-info i {
    font-size: 1.5rem;
    color: var(--accent-blue);
}

/* KPI Section */
.kpi-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.kpi-card {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.kpi-card:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-blue);
}

.kpi-icon {
    width: 56px;
    height: 56px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: white;
}

.kpi-icon.blue {
    background: linear-gradient(135deg, var(--blue), #1e3a5f);
}

.kpi-icon.green {
    background: linear-gradient(135deg, var(--green), #1f5638);
}

.kpi-icon.orange {
    background: linear-gradient(135deg, var(--orange), #8b5a1a);
}

.kpi-icon.purple {
    background: linear-gradient(135deg, var(--purple), #3d2a6b);
}

.kpi-content h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.kpi-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Widget Section */
.widget-section {
    margin-bottom: 2rem;
}

.widget {
    background: var(--card-bg);
    border-radius: 8px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.widget-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.widget-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.widget-header h3 i {
    color: var(--accent-blue);
}

.widget-filters {
    display: flex;
    gap: 0.5rem;
}

.filter-select {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--input-bg);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: border-color 0.2s;
}

.filter-select:hover {
    border-color: var(--accent-blue);
}

.widget-body {
    padding: 1.5rem;
}

/* Status Cards */
.status-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.status-card {
    padding: 1.5rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
}

.status-card:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.status-card.green {
    background: linear-gradient(135deg, rgba(45, 122, 79, 0.08), rgba(45, 122, 79, 0.03));
    border: 1px solid rgba(45, 122, 79, 0.15);
}

.status-card.orange {
    background: linear-gradient(135deg, rgba(183, 121, 31, 0.08), rgba(183, 121, 31, 0.03));
    border: 1px solid rgba(183, 121, 31, 0.15);
}

.status-card.blue {
    background: linear-gradient(135deg, rgba(44, 82, 130, 0.08), rgba(44, 82, 130, 0.03));
    border: 1px solid rgba(44, 82, 130, 0.15);
}

.status-card.red {
    background: linear-gradient(135deg, rgba(197, 48, 48, 0.08), rgba(197, 48, 48, 0.03));
    border: 1px solid rgba(197, 48, 48, 0.15);
}

.status-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.status-card.green .status-icon {
    background: var(--green);
    color: white;
}

.status-card.orange .status-icon {
    background: var(--orange);
    color: white;
}

.status-card.blue .status-icon {
    background: var(--blue);
    color: white;
}

.status-card.red .status-icon {
    background: var(--red);
    color: white;
}

.status-info h4 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.status-info p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Widgets Grid */
.widgets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

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

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table thead {
    background-color: var(--background);
}

.data-table th {
    padding: 0.75rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
}

.data-table td {
    padding: 1rem 0.75rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.data-table tbody tr {
    transition: background-color 0.2s;
    cursor: pointer;
}

.data-table tbody tr:hover {
    background-color: var(--background);
}

.profit-positive {
    color: var(--green);
    font-weight: 600;
}

.profit-negative {
    color: var(--red);
    font-weight: 600;
}

/* Status Badge */
.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-available,
.status-badge.green {
    background-color: rgba(45, 122, 79, 0.1);
    color: var(--green);
    border: 1px solid rgba(45, 122, 79, 0.2);
}

.status-reserved,
.status-badge.orange {
    background-color: rgba(183, 121, 31, 0.1);
    color: var(--orange);
    border: 1px solid rgba(183, 121, 31, 0.2);
}

.status-sold,
.status-badge.red {
    background-color: rgba(197, 48, 48, 0.1);
    color: var(--red);
    border: 1px solid rgba(197, 48, 48, 0.2);
}

.status-badge.blue {
    background-color: rgba(44, 82, 130, 0.1);
    color: var(--blue);
    border: 1px solid rgba(44, 82, 130, 0.2);
}

/* Icon Buttons */
.btn-icon {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s;
    margin-right: 0.5rem;
}

.btn-icon:hover {
    background-color: var(--background);
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.vehicles-table {
    font-size: 0.8125rem;
}

.vehicles-table th,
.vehicles-table td {
    padding: 0.75rem 0.5rem;
}

.vehicles-table td {
    white-space: nowrap;
}

/* Chart Container */
.chart-container {
    margin-top: 1.5rem;
    padding: 1rem;
    background: var(--background);
    border-radius: 8px;
}

/* Quick Actions */
.quick-actions-section {
    margin-bottom: 2rem;
}

.action-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.action-btn {
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, var(--blue), var(--primary-color));
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.action-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

.action-btn i {
    font-size: 1.25rem;
}

/* Specifieke stijl voor actie-knoppen in de tabel */
.table-action-btn {
    width: 32px;
    height: 32px;
    padding: 0;
    background: var(--muted-surface);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    font-size: 0.8rem;
}

.table-action-btn:hover {
    background-color: var(--blue); /* Kleur uit je variabelen */
    color: white;
    border-color: var(--blue);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Voor de bewerk-knop specifiek (optioneel) */
.table-action-btn.edit:hover {
    background-color: #ed8936; /* Oranje/Warning kleur */
    border-color: #ed8936;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: var(--card-bg);
    margin: 2rem auto;
    padding: 2rem;
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    position: relative;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close {
    color: var(--text-secondary);
    float: right;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s;
}

.close:hover {
    color: var(--text-primary);
}

#modal-title {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.vehicle-details {
    display: grid;
    gap: 1rem;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem;
    background: var(--background);
    border-radius: 8px;
}

.detail-label {
    font-weight: 600;
    color: var(--text-secondary);
}

/* --- MODAL BASIS STYLES --- */
.modal {
    display: none; 
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5); /* Donkere transparante achtergrond */
    backdrop-filter: blur(4px); /* Mooie vervaging van de achtergrond */
}

.modal-content {
    background-color: var(--card-bg);
    margin: 5% auto;
    padding: 2rem;
    border: none;
    width: 90%;
    max-width: 550px; /* Mooie breedte voor formulieren */
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    position: relative;
    animation: modalFadeIn 0.3s ease-out;
}

@keyframes modalFadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Close Button (X) */
.close {
    position: absolute;
    right: 1.5rem;
    top: 1rem;
    color: var(--text-secondary);
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.2s;
}

.close:hover {
    color: var(--text-primary);
}

/* --- FORMULIER STYLES --- */
.modal h3 {
    margin-top: 0;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-size: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.form-group input, 
.form-group textarea, 
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--input-bg);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus, 
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--blue); /* Gebruikt jouw blauwe kleur */
    box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.15);
}

/* Form Row (twee kolommen naast elkaar) */
.form-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

/* --- ACTIE KNOPPEN --- */
.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.btn-secondary {
    padding: 0.75rem 1.5rem;
    background-color: var(--muted-surface);
    color: var(--text-primary);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

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

/* De actie-knop (Toevoegen) stijl is waarschijnlijk al gedefinieerd in je dashboard, 
   maar hier is een aanvulling voor de breedte in de modal */
.modal .action-btn {
    min-width: 120px;
}

.search-dropdown {
    position: absolute;
    width: 100%;
    max-height: 200px;
    overflow-y: auto;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    z-index: 1000;
    display: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
.search-item {
    padding: 10px;
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
}
.search-item:hover {
    background-color: var(--background);
}

/* Gebruik de kleuren uit jouw :root variabelen */
.status-badge.water {
    background-color: rgba(44, 82, 130, 0.1);
    color: var(--blue);
    border: 1px solid rgba(44, 82, 130, 0.2);
}

.status-badge.stalling {
    background-color: rgba(183, 121, 31, 0.1);
    color: var(--orange);
    border: 1px solid rgba(183, 121, 31, 0.2);
}

.status-badge.onderhoud {
    background-color: rgba(197, 48, 48, 0.1);
    color: var(--red);
    border: 1px solid rgba(197, 48, 48, 0.2);
}

.ligplaatsen-form-row {
    display: flex;
    gap: 1rem;
    align-items: flex-end;
    flex-wrap: wrap;
}

.ligplaatsen-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: 0.75rem;
}

.ligplaats-card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.875rem;
    background: var(--card-bg);
}

.ligplaats-card.bezet {
    border-color: rgba(183, 121, 31, 0.25);
    background: linear-gradient(135deg, rgba(183, 121, 31, 0.08), rgba(183, 121, 31, 0.03));
}

.ligplaats-card.vrij {
    border-color: rgba(45, 122, 79, 0.25);
    background: linear-gradient(135deg, rgba(45, 122, 79, 0.08), rgba(45, 122, 79, 0.03));
}

.ligplaats-title {
    font-weight: 700;
    color: var(--text-primary);
}

.ligplaats-state {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-top: 0.2rem;
}

.ligplaats-boat {
    font-size: 0.875rem;
    margin-top: 0.4rem;
    color: var(--text-primary);
}

.ligplaats-link {
    color: var(--blue);
    text-decoration: none;
    font-weight: 600;
}

.ligplaats-link:hover {
    text-decoration: underline;
}

.ligplaatsen-note {
    grid-column: 1 / -1;
    margin-top: 0.25rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.ligplaatsen-table-controls {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 0.75rem;
}

.ligplaatsen-table-controls .filter-select {
    min-width: 240px;
}

.ligplaatsen-pagination {
    margin-top: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
}

.ligplaatsen-pagination span {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.ligplaatsen-pagination .btn-secondary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.ligplaatsen-list {
    list-style: disc;
    padding-left: 1.25rem;
    color: var(--text-primary);
}

.ligplaatsen-list li {
    margin-bottom: 0.35rem;
}

.table-status-select {
    width: 100%;
    min-width: 140px;
    padding: 0.45rem 0.55rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: #fff;
    color: var(--text-primary);
}

.inline-note-input {
    width: 100%;
    min-width: 180px;
    padding: 0.45rem 0.55rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
}

.inline-note-input:focus,
.table-status-select:focus {
    outline: none;
    border-color: var(--accent-blue);
}

.onderhoud-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 0.75rem;
}

.onderhoud-detail-actions {
    display: flex;
    align-items: flex-end;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin: 0.5rem 0 1rem;
}

.onderhoud-factuur-aanmaken {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.planning-rooster {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.planning-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.planning-nav {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.planning-nav .btn-secondary {
    padding: 0.5rem 0.85rem;
    font-size: 0.8125rem;
}

.planning-nav .btn-secondary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.planning-rooster-loading {
    text-align: center;
    color: var(--text-secondary);
    padding: 1.25rem;
    border: 1px dashed var(--border-color);
    border-radius: 10px;
    background: var(--background);
}

.planning-rooster-week {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
}

.planning-rooster-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(160px, 1fr));
    gap: 0.75rem;
    overflow-x: auto;
    padding-bottom: 0.25rem;
}

.planning-day-column {
    min-height: 240px;
    background: var(--background);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
}

.planning-day-header {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-transform: capitalize;
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.planning-day-header strong {
    color: var(--text-primary);
    font-size: 0.875rem;
}

.planning-day-body {
    padding: 0.6rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.planning-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--blue);
    border-radius: 8px;
    padding: 0.6rem;
    box-shadow: var(--shadow);
}

.planning-card-title {
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.planning-card-meta {
    margin-top: 0.15rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.planning-card-footer {
    margin-top: 0.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
}

.planning-card-footer .status-badge {
    text-transform: none;
    font-size: 0.6875rem;
    padding: 0.2rem 0.55rem;
}

.planning-empty {
    color: var(--text-secondary);
    font-size: 0.8125rem;
    padding: 0.5rem;
    text-align: center;
}

.planning-rooster-backlog {
    margin-top: 0.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

.planning-rooster-backlog h4 {
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 0.65rem;
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.planning-rooster-backlog h4 i {
    color: var(--accent-blue);
}

.planning-backlog-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 0.6rem;
}

@media (max-width: 1024px) {
    .sidebar {
        position: sticky;
        top: 0;
        width: 100%;
        height: auto;
        max-height: none;
        overflow: visible;
        z-index: 1000;
    }

    .dashboard-container {
        flex-direction: column;
    }

    .sidebar-header {
        padding: 1rem 1rem 0.75rem;
    }

    .sidebar-header h1 {
        justify-content: center;
        text-align: center;
        font-size: 1.25rem;
    }

    .sidebar-nav {
        display: flex;
        align-items: stretch;
        gap: 0.4rem;
        overflow-x: auto;
        padding: 0.75rem 0.75rem 0.9rem;
        scrollbar-width: thin;
    }

    .sidebar-section {
        display: none;
    }

    .nav-item {
        flex: 0 0 auto;
        border-left: none;
        border-bottom: 3px solid transparent;
        padding: 0.75rem 0.9rem;
        border-radius: 10px;
        background: rgba(255, 255, 255, 0.04);
        white-space: nowrap;
    }

    .nav-item.active {
        border-left-color: transparent;
        border-bottom-color: var(--accent-blue);
    }

    .main-content {
        margin-left: 0;
        max-width: 100%;
        width: 100%;
        padding: 1.25rem;
    }

    .main-header,
    .widget-header,
    .widget-filters,
    .header-actions,
    .planning-controls,
    .onderhoud-detail-actions,
    .ligplaatsen-table-controls,
    .ligplaatsen-pagination {
        flex-wrap: wrap;
    }

    .main-header,
    .widget-header {
        align-items: flex-start;
        gap: 0.9rem;
    }

    .header-actions {
        width: 100%;
    }

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

    .status-cards,
    .action-buttons,
    .kpi-section,
    .planning-backlog-list {
        grid-template-columns: 1fr;
    }

    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .data-table {
        min-width: 720px;
    }

    .vehicles-table {
        min-width: 820px;
    }

    .planning-rooster-grid {
        grid-template-columns: repeat(7, minmax(220px, 1fr));
    }

    .ligplaatsen-form-row,
    .form-row {
        flex-wrap: wrap;
    }

    .form-row .form-group {
        min-width: 220px;
    }
}

@media (max-width: 640px) {
    body {
        font-size: 15px;
    }

    .main-content {
        padding: 1rem;
    }

    .main-header {
        margin-bottom: 1.25rem;
    }

    .main-header h2 {
        font-size: 1.55rem;
        line-height: 1.2;
    }

    .widget-body,
    .widget-header,
    .kpi-card,
    .status-card {
        padding: 1rem;
    }

    .header-actions,
    .widget-filters,
    .planning-controls,
    .planning-nav,
    .ligplaatsen-pagination {
        width: 100%;
        gap: 0.6rem;
    }

    .header-actions > *,
    .widget-filters > *,
    .planning-controls > *,
    .ligplaatsen-table-controls .filter-select {
        width: 100%;
    }

    .action-btn,
    .btn-secondary {
        justify-content: center;
    }

    .theme-toggle {
        width: 100%;
        justify-content: space-between;
    }

    .user-info {
        width: 100%;
        justify-content: flex-start;
    }

    .kpi-card,
    .status-card {
        align-items: flex-start;
    }

    .kpi-content h3,
    .status-info h4 {
        font-size: 1.4rem;
    }

    .chart-container {
        padding: 0.75rem;
    }

    .modal-content {
        width: calc(100% - 1rem);
        margin: 0.5rem auto;
        padding: 1rem;
        max-height: calc(100vh - 1rem);
        border-radius: 12px;
    }

    .form-row {
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 1rem;
    }

    .form-row .form-group {
        min-width: 0;
    }

    .form-actions {
        flex-direction: column-reverse;
        gap: 0.75rem;
    }

    .form-actions > * {
        width: 100%;
    }

    .detail-row {
        flex-direction: column;
        gap: 0.3rem;
        align-items: flex-start;
    }

    .data-table th,
    .data-table td {
        padding: 0.75rem 0.6rem;
    }

    .table-action-btn {
        width: 36px;
        height: 36px;
    }

    #boats-pagination,
    .ligplaatsen-pagination {
        justify-content: stretch;
        flex-direction: column;
        align-items: stretch;
    }

    #boats-page-info {
        text-align: left !important;
        min-width: 0 !important;
    }
}