/* ==========================================================================
   Traxion Light / Schiphol Group ITSM Identity (SHGDB Theme)
   Central Design Tokens & Component Stylesheet
   ========================================================================== */

:root {
    /* Brand & Canvas */
    --tx-navy-dark: #001321;       /* Donkere sidebar, display titels, high-contrast elementen */
    --tx-navy-elevated: #0c2338;   /* Sidebar hover en dropdown achtergronden */
    --tx-petrol: #005972;          /* Primaire actieknoppen, links, actieve navigatiestates */
    --tx-petrol-hover: #00465a;
    --tx-petrol-soft: #e6f0f3;     /* Subtiele info-achtergronden en tags */
    --tx-lime: #c2c400;            /* Subtiele highlight/status accenten */
    --tx-canvas: #f4f7fa;          /* Rustige app-canvas achtergrond (geen hard wit of geelachtig crème) */
    --tx-surface: #ffffff;         /* Kaarten, modals en containers */
    --tx-border: #dbe4ec;          /* Neutrale border voor kaarten en tabellen */
    --tx-border-subtle: #edf2f7;   /* Scheidingslijnen */
    --tx-text-main: #001321;       /* Hoge leesbaarheid body tekst */
    --tx-text-muted: #5a7184;      /* Subtitels, labels en metadata */

    /* Semantische Statuskleuren */
    --success: #059669; --success-bg: #ecfdf5; --success-border: #bbf7d0;
    --warning: #d97706; --warning-bg: #fffbeb; --warning-border: #fde68a;
    --danger: #dc2626;  --danger-bg: #fef2f2;  --danger-border: #fecaca;
    --info: #0284c7;    --info-bg: #f0f9ff;    --info-border: #bae6fd;

    /* Shadows & Radii */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;
    --shadow-card: 0 1px 4px rgba(0, 19, 33, 0.04), 0 4px 14px rgba(0, 19, 33, 0.04);
    --shadow-modal: 0 20px 40px -15px rgba(0, 19, 33, 0.2);
}

/* Base & Typography */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    color: var(--tx-text-main);
    background-color: var(--tx-canvas);
    font-size: 0.875rem;
    line-height: 1.5;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6, .brand-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--tx-navy-dark);
    margin: 0;
}

.mono, code, pre, .font-mono {
    font-family: 'JetBrains Mono', monospace;
}

/* Common App Shell Header */
.app-header {
    background-color: var(--tx-surface);
    border-bottom: 1px solid var(--tx-border);
    box-shadow: 0 1px 3px rgba(0, 19, 33, 0.03);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-row-1 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 2rem;
    border-bottom: 1px solid var(--tx-border-subtle);
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header-brand h1 {
    font-size: 1.25rem;
    color: var(--tx-navy-dark);
}

.env-badge {
    background-color: var(--tx-petrol-soft);
    color: var(--tx-petrol);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    border: 1px solid #c8dfe6;
    letter-spacing: 0.05em;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.env-badge.prod {
    background-color: var(--tx-petrol-soft);
    color: var(--tx-petrol);
}

.env-badge.acc {
    background-color: var(--warning-bg);
    color: var(--warning);
    border-color: var(--warning-border);
}

.header-user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--tx-text-muted);
}

.header-user-info strong {
    color: var(--tx-navy-dark);
}

.header-row-2 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.65rem 2rem;
    background-color: #fbfcfd;
}

.toolbar-status {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.toolbar-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: auto;
}

/* Status Pills & Badges */
.badge, .status-pill {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    line-height: 1.3;
    letter-spacing: 0.02em;
}

.badge.am {
    background-color: var(--tx-petrol-soft);
    color: var(--tx-petrol);
    border: 1px solid #c8dfe6;
}

.badge.idm {
    background-color: #eff6ff;
    color: #1d4ed8;
    border: 1px solid #bfdbfe;
}

.badge.closed, .badge.success {
    background-color: var(--success-bg);
    color: var(--success);
    border: 1px solid var(--success-border);
}

.badge.open, .badge.danger {
    background-color: var(--danger-bg);
    color: var(--danger);
    border: 1px solid var(--danger-border);
}

.badge.warning, .badge.hold {
    background-color: var(--warning-bg);
    color: var(--warning);
    border: 1px solid var(--warning-border);
}

.badge.neutral {
    background-color: #f1f5f9;
    color: var(--tx-text-muted);
    border: 1px solid var(--tx-border);
}

.pulse-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: var(--success);
    display: inline-block;
    box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(5, 150, 105, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0); }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.55rem 1.1rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
    border: 1px solid transparent;
    line-height: 1.25;
}

.btn-primary {
    background-color: var(--tx-petrol);
    color: #ffffff;
    border-color: var(--tx-petrol);
}

.btn-primary:hover {
    background-color: var(--tx-petrol-hover);
    border-color: var(--tx-petrol-hover);
    color: #ffffff;
}

.btn-secondary, .btn-ghost {
    background-color: var(--tx-surface);
    color: var(--tx-navy-dark);
    border: 1px solid var(--tx-border);
}

.btn-secondary:hover, .btn-ghost:hover {
    background-color: #f8fafc;
    border-color: #cbd5e1;
    color: var(--tx-navy-dark);
}

.btn-danger-ghost {
    background-color: var(--danger-bg);
    color: var(--danger);
    border: 1px solid var(--danger-border);
}

.btn-danger-ghost:hover {
    background-color: #fee2e2;
    color: #b91c1c;
}

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
}

/* Cards & Layout Containers */
.container {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.card {
    background-color: var(--tx-surface);
    border: 1px solid var(--tx-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-card);
    box-sizing: border-box;
}

.card .kpi-label {
    margin: 0 0 0.5rem 0;
    font-size: 0.72rem;
    text-transform: uppercase;
    color: var(--tx-text-muted);
    letter-spacing: 0.05em;
    font-weight: 700;
}

.card .kpi-value {
    font-family: 'Poppins', sans-serif;
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--tx-navy-dark);
    margin: 0;
    line-height: 1.1;
}

.card .kpi-value.petrol { color: var(--tx-petrol); }
.card .kpi-value.success { color: var(--success); }
.card .kpi-value.lime { color: #8a8c00; }

/* Tables */
.table-container {
    background-color: var(--tx-surface);
    border: 1px solid var(--tx-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    margin-bottom: 2rem;
}

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

th {
    background-color: #f8fafc;
    padding: 0.85rem 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--tx-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--tx-border);
}

td {
    padding: 0.9rem 1rem;
    border-bottom: 1px solid var(--tx-border-subtle);
    font-size: 0.875rem;
    color: var(--tx-text-main);
}

tr:last-child td {
    border-bottom: none;
}

tbody tr:hover {
    background-color: #f8fafc;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 19, 33, 0.45);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: var(--tx-surface);
    border: 1px solid var(--tx-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    width: 100%;
    max-width: 520px;
    box-shadow: var(--shadow-modal);
    box-sizing: border-box;
}

.modal-header {
    margin-top: 0;
    margin-bottom: 1.25rem;
    color: var(--tx-navy-dark);
    font-family: 'Poppins', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    border-bottom: 1px solid var(--tx-border-subtle);
    padding-bottom: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.45rem;
    font-size: 0.825rem;
    font-weight: 600;
    color: var(--tx-navy-dark);
}

.form-input, input[type="text"], input[type="password"], select {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--tx-border);
    background-color: #ffffff;
    color: var(--tx-text-main);
    box-sizing: border-box;
    font-family: inherit;
    font-size: 0.875rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus, input[type="text"]:focus, input[type="password"]:focus, select:focus {
    outline: none;
    border-color: var(--tx-petrol);
    box-shadow: 0 0 0 3px rgba(0, 89, 114, 0.15);
}

/* Flash Messages / Alerts */
.alert {
    padding: 0.85rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border: 1px solid transparent;
}

.alert-success {
    background-color: var(--success-bg);
    color: var(--success);
    border-color: var(--success-border);
}

.alert-danger {
    background-color: var(--danger-bg);
    color: var(--danger);
    border-color: var(--danger-border);
}

.alert-warning {
    background-color: var(--warning-bg);
    color: var(--warning);
    border-color: var(--warning-border);
}

.alert-info {
    background-color: var(--info-bg);
    color: var(--info);
    border-color: var(--info-border);
}