/* ==========================================================================
   Muurkappen Opmeting - Pagina Specifieke Styling
   ========================================================================== */

/* 1. Container Breedte (Gelijkgetrokken met model project_onderaannemers) */
.container {
    max-width: 1400px !important;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
}

/* 2. Project Header & Layout */
.project-headline h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-strong);
    margin: 0 0 8px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.project-headline .subtext {
    font-size: 0.85rem;
    color: var(--dim);
}

.header-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
}

.header-actions-top {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* 3. Grid Layout (Specifiek voor Muurkappen) */
.layout-grid {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 24px;
    align-items: start;
    margin-bottom: 40px;
}

@media (max-width: 1180px) {
    .layout-grid { grid-template-columns: 1fr; }
}

/* 4. Linkerkolom Sidebar (Sticky) */
.sidebar {
    position: sticky;
    top: 20px;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
    padding-right: 4px;
}

.sidebar::-webkit-scrollbar { width: 6px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }

/* Accordion/Toggle Sections */
.toggle-section {
    margin-bottom: 14px;
    overflow: hidden;
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.toggle-section.active {
    border-color: var(--primary);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.toggle-header {
    padding: 16px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    font-size: 0.9rem;
    background: var(--card-alt);
    user-select: none;
    transition: background 0.25s ease, color 0.25s ease;
}

.toggle-header:hover { color: var(--primary); }
.toggle-content {
    padding: 18px;
    display: none;
    border-top: 1px solid var(--border);
}
.toggle-section.active .toggle-content { display: block; }
.toggle-icon { transition: transform 0.3s ease; color: var(--dim); }
.toggle-section.active .toggle-icon { transform: rotate(180deg); color: var(--primary); }

/* 5. Formuliervelden & Invoer (Conform project-select model) */
.form-row { 
    display: grid; 
    grid-template-columns: repeat(2, 1fr); 
    gap: 12px; 
    margin-bottom: 12px; 
}

.field label { 
    display: block; 
    margin-bottom: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-input {
    width: 100%;
    padding: 10px 14px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background-color: var(--card-alt);
    color: var(--text-strong);
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-input[type=number] { 
    font-family: 'Courier New', monospace; 
    font-weight: 600; 
}

.checkbox-field { 
    display: flex; 
    align-items: center; 
    gap: 8px; 
    cursor: pointer; 
    font-size: 0.85rem; 
    color: var(--text); 
}

.checkbox-field input[type=checkbox] { 
    accent-color: var(--primary); 
    width: 16px; 
    height: 16px; 
}

/* Dynamische Wandlagen */
.layer-row {
    display: flex; gap: 10px; margin-bottom: 10px; align-items: center;
    background: var(--card-alt); padding: 10px 14px; border-radius: 6px; border: 1px solid var(--border);
}
.layer-index { font-weight: 700; color: var(--primary); width: 20px; }
.layer-thickness { display: flex; align-items: center; gap: 6px; width: 110px; }
.layer-thickness .unit { font-size: 0.8rem; color: var(--dim); }
.btn-delete { background: transparent; border: none; color: var(--danger); cursor: pointer; padding: 5px; transition: opacity 0.2s; }
.btn-delete:hover { opacity: 0.7; }

/* 6. Statistieken Grid (Overgenomen uit model) */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-left: 4px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.stat-card.primary { border-left-color: var(--primary); }
.stat-card.info { border-left-color: var(--info); }
.stat-card.success { border-left-color: var(--success); }
.stat-card.warning { border-left-color: var(--warning); }

.stat-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-strong);
    line-height: 1.2;
    margin-bottom: 4px;
}

.stat-unit { 
    font-size: 0.5em; 
    font-weight: normal; 
    color: var(--dim); 
    margin-left: 4px; 
}

/* 7. Tekenomgeving (Workspace & SVG) */
.drawing-container {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 15px;
    text-align: center;
    box-shadow: inset 0 2px 10px rgba(0,0,0,0.02);
}

#muurkapSvg { 
    width: 100%; 
    height: auto; 
    max-height: 500px; 
    cursor: zoom-in; 
    transition: transform 0.25s ease; 
}

#muurkapSvg:hover { transform: scale(1.01); }

.drawing-label { 
    color: var(--dim); 
    font-size: 0.8rem; 
    margin-top: 10px; 
    font-weight: 500; 
    text-align: center; 
}

/* 8. Modules (Tabs & Calculatie) */
.mod-tab-bar {
    display: flex; gap: 4px; border-bottom: 1px solid var(--border); background: var(--card-alt);
    padding: 0 16px; overflow-x: auto; border-radius: 8px 8px 0 0;
}

.mod-tab-btn {
    padding: 14px 18px; background: transparent; border: none; color: var(--dim);
    cursor: pointer; font-weight: 600; font-size: 0.9rem; border-bottom: 3px solid transparent;
    display: flex; align-items: center; gap: 8px; transition: color 0.2s, border-color 0.2s;
}

.mod-tab-btn:hover { color: var(--text-strong); }
.mod-tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); background: rgba(59, 130, 246, 0.05); }

.mod-panel { display: none; }
.mod-panel.active { display: block; }
.calc-grid { display: grid; grid-template-columns: 1fr 300px; gap: 30px; }

@media (max-width: 900px) { .calc-grid { grid-template-columns: 1fr; } }

.section-title { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; color: var(--primary); margin-bottom: 16px; padding-bottom: 8px; border-bottom: 1px solid var(--border); }

/* Kostencalculatie Details */
.cost-summary { margin-top: 20px; padding: 20px; background: var(--card-alt); border-radius: 8px; border: 1px solid var(--border); }
.cost-row { display: flex; justify-content: space-between; font-size: 0.9rem; margin-bottom: 10px; font-weight: 600; }
.cost-total { border-top: 1px solid var(--border); padding-top: 15px; margin-top: 10px; display: flex; justify-content: space-between; font-size: 1.1rem; font-weight: 800; }

.included-list { font-size: 0.85rem; color: var(--dim); line-height: 2; background: var(--card-alt); padding: 16px; border-radius: 8px; border: 1px solid var(--border); }
.included-list i { margin-right: 8px; width: 14px; }
.text-success { color: var(--success); }
.text-primary { color: var(--primary); }

/* 9. Alerts & Status Notificaties */
.status-msg {
    padding: 12px 16px; border-radius: 8px; margin-top: 14px; font-size: 0.85rem; display: none; font-weight: 600;
}
.status-ok { background: rgba(39, 174, 96, 0.1); color: var(--success); border: 1px solid rgba(39, 174, 96, 0.3); }
.status-warn { background: rgba(230, 126, 34, 0.1); color: var(--warning); border: 1px solid rgba(230, 126, 34, 0.3); }

/* 10. SVG Modal */
.svg-modal {
    display: none; position: fixed; z-index: 9999; left: 0; top: 0; width: 100%; height: 100%;
    background-color: rgba(0, 0, 0, 0.85); backdrop-filter: blur(5px);
    align-items: center; justify-content: center;
}

.svg-modal-content {
    background-color: #ffffff;
    padding: 24px; border-radius: 8px; position: relative; width: 95%; max-width: 1200px;
    height: 85vh; display: flex; align-items: center; justify-content: center;
}

#svgModalBody { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; }
#svgModalBody svg { width: 100%; height: 100%; max-height: 80vh; }
.close-modal {
    position: absolute; top: 10px; right: 20px; color: #555; font-size: 32px; font-weight: bold; cursor: pointer;
}
.close-modal:hover { color: var(--primary); }

/* Verberg onnodige zaken voor print */
@media print {
    .mod-tab-bar, .header-actions, #mod_section, .sidebar { display: none !important; }
    .layout-grid { grid-template-columns: 1fr; margin: 0; }
    .container { max-width: 100%; padding: 0; }
    .drawing-container { box-shadow: none; border: none; }
}