:root {
    --color-primary: #1f6feb;
    --color-secondary: #0d1117;
    --color-background: #f4f6fb;
    --color-card: #ffffff;
    --color-border: #d0d7de;
    --color-text: #24292f;
    --color-muted: #57606a;
    --spacing: 16px;
    --radius: 12px;
    --shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
    --transition: 0.2s ease;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(160deg, #e2ecff 0%, #f7f9fc 50%, #ffffff 100%);
    color: var(--color-text);
}

a {
    color: inherit;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.app-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.topbar {
    background: #e2ecff;
    color: var(--color-text);
    padding: 16px calc(var(--spacing) * 2);
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    min-height: 70px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.branding {
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--color-text);
    cursor: pointer;
    transition: opacity var(--transition);
}

.branding:hover {
    opacity: 0.8;
}

.branding .logo {
    height: 56px;
    width: auto;
    object-fit: contain;
    opacity: 0.95;
    filter: brightness(0.95);
}

.branding span {
    display: inline;
    color: var(--color-text);
}

.user-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing);
    font-size: 0.9rem;
    color: var(--color-muted);
    position: relative;
}

.user-dropdown {
    position: relative;
}

.user-dropdown-toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: calc(var(--spacing) * 0.5);
    padding: calc(var(--spacing) * 0.5) calc(var(--spacing) * 0.75);
    border-radius: var(--radius);
    color: var(--color-muted);
    font-size: 0.9rem;
    transition: background-color var(--transition);
}

.user-dropdown-toggle:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.user-dropdown-toggle .dropdown-arrow {
    font-size: 0.7rem;
    margin-left: calc(var(--spacing) * 0.25);
    transition: transform var(--transition);
}

.user-dropdown-toggle[aria-expanded="true"] .dropdown-arrow {
    transform: rotate(180deg);
}

.user-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    z-index: 1000;
    padding: calc(var(--spacing) * 0.5) 0;
}

.user-dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-dropdown-menu .dropdown-item {
    display: block;
    padding: calc(var(--spacing) * 0.75) var(--spacing);
    color: var(--color-text);
    text-decoration: none;
    transition: background-color var(--transition);
}

.user-dropdown-menu .dropdown-item:hover {
    background-color: var(--color-background);
    text-decoration: none;
}

.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: calc(var(--spacing) * 0.75) calc(var(--spacing) * 2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
    position: sticky;
    top: 70px;
    z-index: 99;
}

.navbar ul {
    list-style: none;
    display: flex;
    gap: var(--spacing);
    margin: 0;
    padding: 0;
}

.navbar .nav-item-right {
    margin-left: auto;
}

.navbar a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: 999px;
    color: var(--color-muted);
    border: 1px solid transparent;
    transition: var(--transition);
}

.navbar a.active {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 8px 20px rgba(31, 111, 235, 0.25);
}

.navbar a.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.sub-navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: calc(var(--spacing) * 0.5) calc(var(--spacing) * 2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
    position: sticky;
    top: 118px;
    z-index: 98;
}

.sub-navbar ul {
    list-style: none;
    display: flex;
    gap: calc(var(--spacing) * 0.75);
    margin: 0;
    padding: 0;
}

.sub-navbar a {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: 999px;
    color: var(--color-muted);
    border: 1px solid transparent;
    font-size: 0.9rem;
    transition: var(--transition);
}

.sub-navbar a.active {
    background: rgba(31, 111, 235, 0.12);
    color: var(--color-primary);
    border-color: rgba(31, 111, 235, 0.25);
}

.sub-navbar a.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.content {
    flex: 1;
    padding: calc(var(--spacing) * 2);
    display: flex;
    justify-content: center;
}

.container {
    width: min(1100px, 100%);
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing) * 1.5);
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: calc(var(--spacing) * 1.5);
}

.page-header h1 {
    margin: 0 0 6px;
    font-size: 1.6rem;
}

.page-header p {
    margin: 0;
    font-size: 0.95rem;
}

.card {
    background: var(--color-card);
    border-radius: var(--radius);
    padding: calc(var(--spacing) * 1.5);
    box-shadow: var(--shadow);
    border: 1px solid rgba(15, 23, 42, 0.06);
}

.card h2 {
    margin-top: 0;
    margin-bottom: var(--spacing);
    font-size: 1.3rem;
}

.table {
    width: 100%;
    border-collapse: collapse;
    table-layout: auto;
}

.table-wrapper {
    overflow-x: auto;
    width: 100%;
    -webkit-overflow-scrolling: touch;
}

.table th,
.table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--color-border);
    text-align: left;
    font-size: 0.95rem;
    word-wrap: break-word;
    max-width: 200px;
}

.table th {
    white-space: nowrap;
    font-weight: 600;
}

.table td {
    vertical-align: top;
}

.table td:last-child {
    max-width: none;
    white-space: nowrap;
}

.table tbody tr:hover {
    background: rgba(31, 111, 235, 0.05);
}

@media (max-width: 768px) {
    .table {
        font-size: 0.85rem;
    }
    
    .table th,
    .table td {
        padding: 8px 12px;
        max-width: 150px;
    }
}

.button {
    border: none;
    border-radius: 999px;
    padding: 10px 20px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.button.primary {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 10px 25px rgba(31, 111, 235, 0.25);
}

.button.secondary {
    background: #fff;
    color: var(--color-primary);
    border: 1px solid rgba(31, 111, 235, 0.4);
}

.button.danger {
    background: #f97316;
    color: #fff;
}

.button.ghost {
    background: transparent;
    color: var(--color-muted);
    border: 1px solid rgba(36, 41, 47, 0.2);
}

.button:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.18);
}

.form-grid {
    display: grid;
    gap: var(--spacing);
}

.form-grid .row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing);
}

label {
    display: block;
    font-weight: 500;
    margin-bottom: 6px;
}

input[type='text'],
input[type='date'],
input[type='email'],
input[type='password'],
select,
textarea {
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 12px 14px;
    font-size: 0.95rem;
    transition: var(--transition);
    background: #fff;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(31, 111, 235, 0.2);
}

.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 0.95rem;
}

.alert.success {
    background: rgba(22, 163, 74, 0.12);
    border: 1px solid rgba(22, 163, 74, 0.3);
    color: #166534;
}

.alert.error {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #b91c1c;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.8rem;
    background: rgba(31, 111, 235, 0.1);
    color: var(--color-primary);
}

.stack {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing) * 0.75);
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: calc(var(--spacing) * 1.25);
    margin-top: calc(var(--spacing) * 1.5);
}

.dashboard-card {
    padding: calc(var(--spacing) * 1.25);
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--radius);
    background: radial-gradient(circle at top left, rgba(31, 111, 235, 0.08), transparent 60%);
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing) * 0.65);
    min-height: 180px;
}

.dashboard-card h3 {
    margin: 0;
    font-size: 1.1rem;
}

.dashboard-card p {
    flex: 1;
    margin: 0;
    color: var(--color-muted);
}

.account-list {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing) * 1.25);
    margin-top: calc(var(--spacing) * 1.25);
}

.account-row {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing) * 0.75);
    padding: calc(var(--spacing) * 1.25);
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.85);
}

.account-fields {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: calc(var(--spacing) * 0.75);
}

.account-actions {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing) * 0.75);
}

.account-actions .button {
    width: fit-content;
}

.account-inline-form {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing) * 0.5);
}

.account-inline-form select {
    min-width: 220px;
}

/* Icon buttons */
.button-icon {
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: calc(var(--spacing) * 0.5);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    transition: all var(--transition);
    width: 32px;
    height: 32px;
}

.button-icon:hover {
    background-color: var(--color-background);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.button-icon-danger {
    color: #dc2626;
}

.button-icon-danger:hover {
    background-color: rgba(220, 38, 38, 0.1);
    border-color: #dc2626;
    color: #dc2626;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--color-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

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

.modal-header h2 {
    margin: 0;
    font-size: 1.5rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    color: var(--color-muted);
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    transition: all var(--transition);
}

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

.modal-content .form-grid {
    padding: calc(var(--spacing) * 1.5);
}

@media (max-width: 768px) {
    .navbar ul {
        flex-wrap: wrap;
    }

    .topbar,
    .navbar {
        padding: var(--spacing);
    }

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

    .modal-content {
        width: 95%;
        max-height: 95vh;
    }
}

/* Print styles */
@media print {
    /* Verberg navigatie en andere UI elementen */
    .topbar,
    .navbar,
    .sub-navbar,
    .user-meta,
    button,
    .button,
    input[type="checkbox"],
    label[for*="hide-empty"],
    #batch-actions,
    .account-actions,
    .button-icon {
        display: none !important;
    }

    /* Reset achtergrond en schaduwen voor print */
    body {
        background: #fff !important;
        color: #000 !important;
    }

    .card {
        background: #fff !important;
        box-shadow: none !important;
        border: 1px solid #ddd !important;
        page-break-inside: avoid;
        margin-bottom: 20px;
    }

    /* Zorg dat tabellen goed worden afgedrukt */
    .table {
        border-collapse: collapse !important;
        width: 100% !important;
    }

    .table th,
    .table td {
        border: 1px solid #ddd !important;
        padding: 8px !important;
    }

    .table th {
        background: #f5f5f5 !important;
        font-weight: bold !important;
    }

    /* Zorg dat pagina headers goed worden afgedrukt */
    .page-header {
        page-break-after: avoid;
    }

    .page-header h1 {
        font-size: 1.5rem !important;
    }

    /* Zorg dat content goed wordt afgedrukt */
    .content {
        padding: 0 !important;
    }

    .container {
        width: 100% !important;
        max-width: 100% !important;
    }

    /* Voorkom pagina breaks binnen belangrijke elementen */
    h2, h3 {
        page-break-after: avoid;
    }

    .table tbody tr {
        page-break-inside: avoid;
    }

    /* Zorg dat links niet worden afgedrukt als URLs */
    a[href]:after {
        content: "" !important;
    }

    /* Print specifieke styling voor rapportages */
    .card h2 {
        border-bottom: 2px solid #000 !important;
        padding-bottom: 8px !important;
        margin-bottom: 16px !important;
    }
}