/* (De CSS is identiek aan stap 1, we voegen alleen nieuwe componenten toe onderaan) */

:root {
    --sidebar-bg: #111827;
    --sidebar-text: #9CA3AF;
    --sidebar-hover: #1F2937;
    --sidebar-active-bg: #374151;
    --sidebar-active-text: #FFFFFF;
    --primary-color: #2563EB;
    --primary-hover: #1D4ED8;
    --primary-dark: #1D4ED8;
    --bg-color: #F3F4F6;
    --panel-bg: #FFFFFF;
    --text-main: #1F2937;
    --text-color: #1F2937;
    --text-muted: #6B7280;
    --border-color: #D1D5DB;
    --border-light: #E5E7EB;
    --danger-color: #EF4444;
    --warning-color: #F59E0B;
    --radius: 8px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', sans-serif; background-color: var(--bg-color); color: var(--text-main); display: flex; min-height: 100vh; overflow: hidden; }

/* SIDEBAR & MAIN (Standaard kopie overnemen) */
.sidebar { width: 300px; background-color: var(--sidebar-bg); color: var(--sidebar-text); display: flex; flex-direction: column; flex-shrink: 0; }
.sidebar-header { padding: 24px; border-bottom: 1px solid #374151; }
.sidebar-header h2 {
    color: white;
    font-size: clamp(1.35rem, 1.2rem + 0.4vw, 1.9rem);
    font-weight: 700;
    line-height: 1.15;
    overflow-wrap: anywhere;
}
.sidebar-nav { display: flex; flex-direction: column; padding: 24px 0; }
.nav-item { padding: 16px 24px; color: var(--sidebar-text); text-decoration: none; font-size: 1.05rem; font-weight: 500; transition: all 0.2s; display: flex; align-items: center; gap: 12px; }
.nav-item:hover { background-color: var(--sidebar-hover); color: white; }
.nav-item.active { background-color: var(--sidebar-active-bg); color: var(--sidebar-active-text); border-left: 4px solid var(--primary-color); }
.main-content { flex-grow: 1; padding: 40px; overflow-y: auto; height: 100vh; }
.app-view { display: none; animation: fadeIn 0.3s ease; }
.app-view.active { display: block; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

.view-header { margin-bottom: 30px; }
.view-header h1 { font-size: 2rem; font-weight: 700; color: #111827; }
.view-header p { color: var(--text-muted); font-size: 1.05rem; }
.flex-between { display: flex; justify-content: space-between; align-items: flex-end; }
.panel { background-color: var(--panel-bg); border-radius: var(--radius); padding: 30px; box-shadow: 0 1px 3px rgba(0,0,0,0.1); border: 1px solid var(--border-color); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.form-group { display: flex; flex-direction: column; }
.form-group.full-width { grid-column: span 2; }
label { font-size: 0.9rem; font-weight: 600; color: var(--text-main); margin-bottom: 8px; }
input, select, textarea { padding: 12px 16px; border: 1px solid var(--border-color); border-radius: var(--radius); font-family: inherit; font-size: 0.95rem; transition: 0.2s; background-color: #F9FAFB; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary-color); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2); background-color: white; }
.mt-4 { margin-top: 24px; }
.btn-primary, .btn-secondary { border: none; padding: 12px 24px; border-radius: var(--radius); font-size: 1rem; font-weight: 600; cursor: pointer; transition: 0.2s; }
.btn-primary { background-color: var(--primary-color); color: white; }
.btn-primary:hover { background-color: var(--primary-hover); }
.btn-secondary { background-color: white; color: var(--text-main); border: 1px solid var(--border-color); }
.btn-secondary:hover { background-color: #F3F4F6; }
.empty-msg { color: var(--text-muted); font-style: italic; text-align: center; grid-column: span 100%; }

.dealers-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.dealers-toolbar {
    display: grid;
    grid-template-columns: minmax(260px, 2fr) repeat(2, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
    align-items: end;
}
.dealers-toolbar .form-group {
    margin-bottom: 0;
}
.dealers-toolbar-search {
    min-width: 0;
}
.dealer-card { border: 1px solid var(--border-color); border-radius: var(--radius); padding: 20px; transition: 0.2s; cursor: pointer; background-color: white; }
.dealer-card:hover { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1); transform: translateY(-2px); border-color: var(--primary-color); }
.dealer-card h3 { margin-bottom: 5px; font-size: 1.1rem; color: var(--text-main); }
.dealer-card p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 4px; }
.dealer-card-next-action { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--border-light); display: flex; flex-direction: column; gap: 3px; }
.dealer-card-label { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.02em; text-transform: uppercase; color: var(--text-main); }
.badge { display: inline-block; padding: 4px 8px; border-radius: 4px; font-size: 0.75rem; font-weight: 600; margin-top: 10px; }

/* Kleuren labels */
.badge.goed { background: #DCFCE7; color: #166534; }
.badge.aandacht { background: #FEF3C7; color: #B45309; }
.badge.kritiek { background: #FEE2E2; color: #991B1B; }
.badge.nieuw { background: #DBEAFE; color: #1E40AF; }
.status-meta { display: inline-block; margin-left: 8px; color: var(--text-muted); font-size: 0.82rem; }
.section-note { display: inline-flex; align-items: center; padding: 4px 10px; border-radius: 999px; background: #F3F4F6; color: #6B7280; font-size: 0.75rem; font-weight: 700; }


/* ========================================================= 
   STAP 2 AANVULLINGEN: CSS voor Detail Pagina 
   ========================================================= */

/* Grid voor de twee panelen (Klantgegevens vs Logboek) naast elkaar op brede schermen */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: start;
}

.detail-sections-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    align-items: start;
}

.detail-section-wide {
    grid-column: 1 / -1;
}

/* Op mobiel worden ze onder elkaar gestapeld voor leesbaarheid */
@media(max-width: 900px){
    .dashboard-grid { grid-template-columns: 1fr; }
    .detail-sections-grid { grid-template-columns: 1fr; }
    .detail-section-wide { grid-column: auto; }
}

.panel h2 {
    font-size: 1.3rem; margin-bottom: 20px; border-bottom: 2px solid var(--bg-color); padding-bottom: 10px;
}
.panel h3 {
    font-size: 1.1rem; margin-bottom: 15px; color: var(--text-main);
}

/* Lijst eigenschappen klantgegevens in detailpaneel */
.detail-list {
    list-style: none;
}

.detail-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
}

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

hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 20px 0;
}

/* Tijdlijn weergave van alle gespreksnotities */
.timeline {
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.timeline-item {
    padding: 15px;
    background-color: var(--bg-color);
    border-left: 4px solid var(--primary-color); /* Een dikke blauwe streep links markeert een notitie netjes */
    border-radius: 4px;
}

.timeline-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 8px;
}

.timeline-item-type {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    background: #DBEAFE;
    color: #1D4ED8;
}

.timeline-item-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
    font-size: 0.78rem;
    color: var(--text-muted);
}

.timeline-item h4 {
    margin-bottom: 5px; 
    font-size: 0.95rem; 
    color: var(--text-main);
}

.timeline-item .date {
    font-size: 0.8rem; 
    color: var(--text-muted); 
    margin-bottom: 8px;
    display: block;
}

.timeline-item p {
    font-size: 0.9rem;
    white-space: pre-wrap; /* Behoudt enters of alinea breaks uit het notitie veld */
    color: var(--text-main);
}

.stack-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.appointment-item {
    padding: 14px 16px;
    border: 1px solid var(--border-light);
    border-radius: 10px;
    background-color: #F9FAFB;
}

.appointment-item-title {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--text-main);
}

.appointment-item-meta {
    margin-top: 6px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.appointment-item-notes {
    margin-top: 8px;
    font-size: 0.9rem;
    color: var(--text-main);
    white-space: pre-wrap;
}

.exact-placeholder-block {
    min-height: 140px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 8px;
    padding: 18px;
    border: 1px dashed #D1D5DB;
    border-radius: 10px;
    background: linear-gradient(180deg, #F9FAFB 0%, #FFFFFF 100%);
}

.exact-placeholder-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-main);
}

.exact-placeholder-text {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.custom-map-hover .leaflet-tooltip-content {
    margin: 0;
}

.map-hover-card {
    min-width: 240px;
    padding: 4px 2px;
}

.map-hover-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-light);
}

.map-hover-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 8px;
    align-items: flex-start;
}

.map-hover-label {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--text-muted);
}

.map-hover-value {
    font-size: 0.86rem;
    color: var(--text-main);
    text-align: right;
}

.map-hover-hint {
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px solid var(--border-light);
    font-size: 0.78rem;
    color: var(--text-muted);
}
/* ===== STAP 3: Dashboard Styles ===== */

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

@media(max-width: 1024px){
    .kpi-grid { grid-template-columns: 1fr 1fr; }
}
@media(max-width: 600px){
    .kpi-grid { grid-template-columns: 1fr; }
}

.kpi-card {
    background: var(--panel-bg);
    padding: 24px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    border: 1px solid var(--border-color);
}

.kpi-card h3 {
    font-size: 2.5rem;
    color: var(--text-main);
    margin-bottom: 5px;
}

.kpi-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
}

/* Subtiele gekleurde rand bovenaan voor de betekenis */
.kpi-card.highlight-orange { border-top: 4px solid #F59E0B; }
.kpi-card.highlight-red { border-top: 4px solid #EF4444; }
.kpi-card.highlight-blue { border-top: 4px solid #3B82F6; }


.dash-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.dash-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: var(--bg-color);
    border-radius: 6px;
    cursor: pointer;
    transition: 0.2s;
    border: 1px solid transparent;
}

.dash-item:hover { 
    background: #E5E7EB; 
    border-color: var(--border-color);
}

.dash-item-title { 
    font-weight: 600; 
    font-size: 0.95rem;
    color: var(--text-main);
}

.dash-item-date { 
    font-size: 0.85rem; 
    color: var(--text-muted); 
    background: white;
    padding: 3px 8px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

/* ===== GEAVANCEERDE KALENDER ===== */
.calendar-nav {
    display: flex;
    align-items: center;
}

.calendar-layout {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.calendar-grid-header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-weight: 600;
    color: var(--text-muted);
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-light);
    margin-bottom: 10px;
}

.calendar-grid-body {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
}

.calendar-day {
    min-height: 120px;
    border-radius: 8px;
    border: 1px solid var(--border-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    background: white;
    position: relative;
}

.calendar-day-number {
    font-size: 1.1em;
    font-weight: 500;
}

.calendar-day:hover {
    border-color: var(--primary-color);
    background: #EFF6FF;
}

.calendar-day.empty {
    background: #F9FAFB;
    border-color: transparent;
    cursor: default;
}

.calendar-day.today {
    background: #DBEAFE;
    border-color: var(--primary-color);
    color: var(--primary-color);
}
.calendar-day.today .calendar-day-number {
    font-weight: 700;
}

.calendar-day.selected {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-dark);
}

.calendar-day.selected .event-indicator {
    background: white; /* Contrast fix wanneer geselecteerd */
}

.event-container {
    display: flex;
    gap: 4px;
    margin-top: 4px;
}

.event-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--danger-color);
}
.event-indicator.orange { background: var(--warning-color); }
.event-indicator.blue { background: var(--primary-color); }
.event-indicator.green { background: #10B981; }

/* ========================================================= 
   STAP 2: RESPONSIVE & MOBILE DESIGN
   ========================================================= */

@media(max-width: 768px) {
    body {
        flex-direction: column;
        overflow-y: auto;
    }

    /* Sidebar wordt een menubalk aan de bovenkant */
    .sidebar {
        width: 100%;
        height: auto;
        flex-direction: column;
        align-items: center;
        padding: 10px;
        background: var(--sidebar-bg);
    }
    
    .sidebar-header {
        padding: 5px;
        border-bottom: none;
        margin-bottom: 5px;
    }
    
    .sidebar-nav {
        flex-direction: row;
        padding: 0;
        gap: 8px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nav-item {
        padding: 8px 12px;
        font-size: 0.9rem;
        border-radius: 4px;
        border-left: none;
    }
    
    .nav-item.active {
        border-left: none;
        border-bottom: 2px solid var(--primary-color);
        background: var(--sidebar-active-bg);
    }

    .main-content {
        padding: 15px;
        height: auto;
        overflow-y: visible;
    }

    /* Headers en grids klappen netjes onder elkaar */
    .view-header.flex-between {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

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

    .dealers-toolbar {
        grid-template-columns: 1fr;
    }
    
    .form-group.full-width {
        grid-column: span 1;
    }

    .calendar-nav {
        width: 100%;
        justify-content: space-between;
        margin-top: 15px;
    }
    
    .calendar-day-number {
        font-size: 0.9em;
    }
    
    .calendar-day {
        min-height: 50px;
        padding-top: 5px;
    }
    
    
    /* Paneel opmaak (minder padding) */
    .panel {
        padding: 15px;
    }

    .calendar-layout {
        display: flex !important;
        flex-direction: column;
    }
}