/* Reset en basis */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Header */
header {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    font-size: 1.8rem;
    color: #2563EB;
}

.header-actions {
    display: flex;
    gap: 1rem;
}

/* Sections */
section {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

section h2 {
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    color: #333;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

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

.count-badge {
    background: #E5E7EB;
    color: #4B5563;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

/* Sets Section Styling */
.sets-section {
    border-left: 4px solid #3b82f6;
}

.sets-controls {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    flex-wrap: wrap;
}

.set-selector-group {
    flex: 1;
    min-width: 300px;
}

.set-selector-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #374151;
}

.set-select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e5e7eb;
    border-radius: 6px;
    font-size: 1rem;
    background: white;
    cursor: pointer;
    transition: border-color 0.2s;
}

.set-select:hover {
    border-color: #3b82f6;
}

.set-select:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.set-actions {
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
}

.btn-danger {
    background: #ef4444;
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
}

/* Settings grid */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.setting-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.setting-item label {
    font-weight: 600;
    color: #4B5563;
    font-size: 0.9rem;
}

.setting-item input[type="text"],
.setting-item input[type="number"] {
    padding: 0.75rem;
    border: 2px solid #E5E7EB;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.setting-item input[type="text"]:focus,
.setting-item input[type="number"]:focus {
    outline: none;
    border-color: #3B82F6;
}

.setting-item input[type="color"] {
    height: 50px;
    border: 2px solid #E5E7EB;
    border-radius: 8px;
    cursor: pointer;
}

/* Stellingen lijst */
.statements-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.statement-row {
    display: grid;
    grid-template-columns: auto 1fr 1fr auto;
    gap: 1rem;
    align-items: center;
    padding: 1rem;
    background: #F9FAFB;
    border-radius: 8px;
    border: 2px solid #E5E7EB;
    transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
    user-select: none; /* Prevent text selection while dragging */
}

.statement-row:hover {
    border-color: #D1D5DB;
}

.statement-row.dragging {
    opacity: 0.5;
    background: #E5E7EB;
    border-style: dashed;
}

.drag-handle {
    cursor: grab;
    color: #9CA3AF;
    font-size: 1.2rem;
    padding: 0.5rem;
}

.drag-handle:hover {
    color: #4B5563;
}

.statement-input {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.statement-input label {
    font-size: 0.75rem;
    font-weight: 600;
    color: #6B7280;
    text-transform: uppercase;
}

.statement-input input {
    padding: 0.75rem;
    border: 2px solid #E5E7EB;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.statement-input input:focus {
    outline: none;
    border-color: #3B82F6;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: #3B82F6;
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    background: #2563EB;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: #6B7280;
    color: white;
}

.btn-secondary:hover {
    background: #4B5563;
}

.btn-add {
    background: #10B981;
    color: white;
    width: 100%;
    margin-top: 1rem;
}

.btn-add:hover {
    background: #059669;
}

.btn-remove {
    background: #EF4444;
    color: white;
    padding: 0.5rem 1rem;
    font-size: 1.2rem;
    min-width: 44px;
}

.btn-remove:hover {
    background: #DC2626;
}

/* Actions */
.actions-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

#saveConfig {
    font-size: 1.2rem;
    padding: 1rem 2rem;
}

/* Status message */
.status-message {
    padding: 1rem;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    min-height: 20px;
    transition: all 0.3s;
}

.status-message.success {
    background: #D1FAE5;
    color: #065F46;
}

.status-message.error {
    background: #FEE2E2;
    color: #991B1B;
}

/* Stellingkast Panel */
.stellingkast-panel {
    position: fixed;
    top: 0;
    right: -400px; /* Start hidden */
    width: 400px;
    height: 100vh;
    background: white;
    box-shadow: -4px 0 15px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: right 0.3s ease-in-out;
    display: flex;
    flex-direction: column;
}

.stellingkast-panel.open {
    right: 0;
}

.panel-header {
    padding: 1.5rem;
    background: #F3F4F6;
    border-bottom: 1px solid #E5E7EB;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.panel-header h2 {
    margin: 0;
    font-size: 1.2rem;
}

.btn-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: #6B7280;
    cursor: pointer;
    padding: 0 0.5rem;
}

.panel-content {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.search-input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #E5E7EB;
    border-radius: 8px;
    font-size: 1rem;
}

.stellingkast-item {
    background: #F9FAFB;
    border: 1px solid #E5E7EB;
    border-radius: 8px;
    padding: 1rem;
    transition: all 0.2s;
}

.stellingkast-item:hover {
    border-color: #3B82F6;
    background: #F0F9FF;
}

.stelling-text {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.8rem;
    font-size: 0.9rem;
}

.stelling-label {
    font-weight: 600;
    color: #6B7280;
    font-size: 0.7rem;
    text-transform: uppercase;
    display: block;
    margin-bottom: 0.2rem;
}

.btn-import {
    width: 100%;
    background: #3B82F6;
    color: white;
    padding: 0.5rem;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
}

.btn-import:hover {
    background: #2563EB;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .statement-row {
        grid-template-columns: auto 1fr; /* Adjusted for handle */
    }
    
    .statement-row .statement-input {
        grid-column: 2; /* Move inputs to second column */
    }

    .statement-row .btn-remove {
        grid-column: 2;
        justify-self: end;
    }
    
    .stellingkast-panel {
        width: 100%; /* Full width on mobile */
        right: -100%;
    }

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