/* ============================================================================
   ERSCHLIESSUNGSKOSTEN-RECHNER 2025 - CSS
   Optimiert für 2/3 Layout-Breite (Blog-Beitrag mit Sidebar)
   ============================================================================ */

/* Google Font Import */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ============================================================================
   WIDGET CONTAINER & RESET
   ============================================================================ */

.erschliessung-widget-wrapper {
    all: initial;
    display: block;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1a1f36;
    font-size: 16px;
    box-sizing: border-box;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
}

.erschliessung-widget-wrapper *,
.erschliessung-widget-wrapper *::before,
.erschliessung-widget-wrapper *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ============================================================================
   CSS VARIABLES
   ============================================================================ */

.erschliessung-widget-wrapper {
    --primary: #1a1f36;
    --accent: #2d5016;
    --accent-light: #4a7c28;
    --success: #4a7c28;
    --warning: #ffb800;
    --danger: #ff4757;
    --background: #f8f9fb;
    --surface: #ffffff;
    --text-primary: #1a1f36;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --border: #e5e7eb;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* ============================================================================
   PROGRESS TRACKER
   ============================================================================ */

.erschliessung-widget-wrapper .progress-tracker {
    background: var(--surface);
    padding: 24px 20px;
    margin-bottom: 24px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.erschliessung-widget-wrapper .progress-steps {
    display: flex;
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.erschliessung-widget-wrapper .progress-line-bg {
    position: absolute;
    top: 20px;
    left: 40px;
    right: 40px;
    height: 2px;
    background: var(--border);
}

.erschliessung-widget-wrapper .progress-line-fill {
    position: absolute;
    top: 20px;
    left: 40px;
    height: 2px;
    background: var(--accent);
    transition: width 0.5s ease;
    width: 0%;
}

.erschliessung-widget-wrapper .progress-step {
    flex: 1;
    position: relative;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}

.erschliessung-widget-wrapper .progress-step-indicator {
    width: 40px;
    height: 40px;
    margin: 0 auto 8px;
    border-radius: 50%;
    background: var(--surface);
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    font-weight: 600;
    color: var(--text-muted);
    font-size: 14px;
    position: relative;
    z-index: 2;
}

.erschliessung-widget-wrapper .progress-step.active .progress-step-indicator {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
    transform: scale(1.1);
}

.erschliessung-widget-wrapper .progress-step.completed .progress-step-indicator {
    background: var(--success);
    border-color: var(--success);
    color: white;
}

.erschliessung-widget-wrapper .progress-step-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
}

.erschliessung-widget-wrapper .progress-step.active .progress-step-label {
    color: var(--accent);
    font-weight: 600;
}

/* ============================================================================
   MAIN CONTENT LAYOUT
   ============================================================================ */

.erschliessung-widget-wrapper .main-content {
    display: flex;
    gap: 24px;
    align-items: start;
}

.erschliessung-widget-wrapper .calculator-section {
    flex: 1;
    background: var(--surface);
    border-radius: 12px;
    padding: 32px;
    box-shadow: var(--shadow-md);
}

/* ============================================================================
   STEP CONTENT & ANIMATIONS
   ============================================================================ */

.erschliessung-widget-wrapper .step-content {
    display: none;
}

.erschliessung-widget-wrapper .step-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

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

.erschliessung-widget-wrapper .step-header {
    margin-bottom: 28px;
}

.erschliessung-widget-wrapper .step-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.erschliessung-widget-wrapper .step-subtitle {
    color: var(--text-secondary);
    font-size: 14px;
}

/* ============================================================================
   FORM SECTIONS
   ============================================================================ */

.erschliessung-widget-wrapper .form-section {
    margin-bottom: 28px;
}

.erschliessung-widget-wrapper .form-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.erschliessung-widget-wrapper .label-text {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.erschliessung-widget-wrapper .label-helper {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

/* ============================================================================
   INPUT FIELDS
   ============================================================================ */

.erschliessung-widget-wrapper .input-field {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 15px;
    transition: all 0.2s;
    background: var(--surface);
    font-family: inherit;
    color: var(--text-primary);
}

.erschliessung-widget-wrapper .input-field:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(45, 80, 22, 0.1);
}

.erschliessung-widget-wrapper .input-group {
    position: relative;
}

.erschliessung-widget-wrapper .input-suffix {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
    pointer-events: none;
}

/* ============================================================================
   SELECTION GRID & CARDS
   ============================================================================ */

.erschliessung-widget-wrapper .selection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
}

.erschliessung-widget-wrapper .selection-card {
    position: relative;
    padding: 16px;
    border: 2px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--surface);
}

.erschliessung-widget-wrapper .selection-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.erschliessung-widget-wrapper .selection-card input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.erschliessung-widget-wrapper .selection-card.selected,
.erschliessung-widget-wrapper .selection-card:has(input:checked) {
    border-color: var(--accent);
    background: linear-gradient(135deg, rgba(45, 80, 22, 0.05), rgba(45, 80, 22, 0.02));
}

.erschliessung-widget-wrapper .selection-card.selected::after,
.erschliessung-widget-wrapper .selection-card:has(input:checked)::after {
    content: '✔';
    position: absolute;
    top: 8px;
    right: 8px;
    width: 20px;
    height: 20px;
    background: var(--accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
}

.erschliessung-widget-wrapper .selection-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.erschliessung-widget-wrapper .selection-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 6px;
}

.erschliessung-widget-wrapper .selection-description {
    font-size: 12px;
    color: var(--text-secondary);
}

/* ============================================================================
   ANSCHLUSS CARDS
   ============================================================================ */

.erschliessung-widget-wrapper .anschluss-card {
    background: var(--background);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 12px;
    border: 2px solid var(--border);
    transition: all 0.2s;
}

.erschliessung-widget-wrapper .anschluss-card.pflicht {
    border-color: var(--danger);
    background: linear-gradient(135deg, rgba(255, 71, 87, 0.05), rgba(255, 71, 87, 0.02));
}

.erschliessung-widget-wrapper .anschluss-card.optional {
    border-color: var(--border);
}

.erschliessung-widget-wrapper .anschluss-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.erschliessung-widget-wrapper .anschluss-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.erschliessung-widget-wrapper .anschluss-info {
    flex: 1;
}

.erschliessung-widget-wrapper .anschluss-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

.erschliessung-widget-wrapper .anschluss-detail {
    font-size: 12px;
    color: var(--text-secondary);
}

.erschliessung-widget-wrapper .anschluss-checkbox {
    flex-shrink: 0;
}

.erschliessung-widget-wrapper .checkbox-label {
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================================================
   CHECKBOX SWITCH (Toggle)
   ============================================================================ */

.erschliessung-widget-wrapper .checkbox-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    background: var(--border);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s;
}

.erschliessung-widget-wrapper .checkbox-switch::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: all 0.3s;
}

.erschliessung-widget-wrapper input[type="checkbox"]:checked + .checkbox-switch {
    background: var(--accent);
}

.erschliessung-widget-wrapper input[type="checkbox"]:checked + .checkbox-switch::after {
    left: 22px;
}

.erschliessung-widget-wrapper .anschluss-info-text {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 8px;
    padding-left: 40px;
}

/* ============================================================================
   MULTI-SELECT CARDS
   ============================================================================ */

.erschliessung-widget-wrapper .selection-grid.multi-select {
    background: linear-gradient(135deg, rgba(45, 80, 22, 0.03), rgba(45, 80, 22, 0.01));
    padding: 12px;
    border-radius: 8px;
    border: 1px dashed rgba(45, 80, 22, 0.3);
}

.erschliessung-widget-wrapper .checkbox-card input[type="checkbox"] {
    pointer-events: all;
}

/* ============================================================================
   INFO BOX
   ============================================================================ */

.erschliessung-widget-wrapper .info-box {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px;
    background: linear-gradient(135deg, #e0e7ff, #f0f9ff);
    border-radius: 6px;
    margin-top: 8px;
}

.erschliessung-widget-wrapper .info-icon {
    font-size: 16px;
}

.erschliessung-widget-wrapper .info-text {
    font-size: 12px;
    color: var(--text-secondary);
}

/* ============================================================================
   EXPERT TIP
   ============================================================================ */

.erschliessung-widget-wrapper .expert-tip {
    background: linear-gradient(135deg, #eef2ff, #e0e7ff);
    border-left: 4px solid var(--accent);
    border-radius: 8px;
    padding: 16px;
    margin: 20px 0;
}

.erschliessung-widget-wrapper .expert-tip.warning {
    background: linear-gradient(135deg, #fff5f5, #ffe5e5);
    border-left-color: var(--danger);
}

.erschliessung-widget-wrapper .expert-tip-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.erschliessung-widget-wrapper .expert-tip-icon {
    font-size: 18px;
}

.erschliessung-widget-wrapper .expert-tip-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
}

.erschliessung-widget-wrapper .expert-tip.warning .expert-tip-title {
    color: var(--danger);
}

.erschliessung-widget-wrapper .expert-tip-content {
    font-size: 13px;
    color: var(--text-primary);
    line-height: 1.5;
}

/* ============================================================================
   NAVIGATION BUTTONS
   ============================================================================ */

.erschliessung-widget-wrapper .navigation {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.erschliessung-widget-wrapper .btn {
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    font-family: inherit;
}

.erschliessung-widget-wrapper .btn-secondary {
    background: var(--background);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.erschliessung-widget-wrapper .btn-secondary:hover {
    background: var(--surface);
    transform: translateY(-1px);
}

.erschliessung-widget-wrapper .btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: white;
    box-shadow: var(--shadow-sm);
}

.erschliessung-widget-wrapper .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ============================================================================
   SIDEBAR SUMMARY
   ============================================================================ */

.erschliessung-widget-wrapper .sidebar-summary {
    width: 280px;
    position: sticky;
    top: 20px;
    flex-shrink: 0;
}

.erschliessung-widget-wrapper .summary-card {
    background: var(--surface);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--shadow-md);
}

.erschliessung-widget-wrapper .summary-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.erschliessung-widget-wrapper .summary-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.erschliessung-widget-wrapper .summary-badge {
    padding: 3px 8px;
    background: var(--background);
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.erschliessung-widget-wrapper .total-display {
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
    text-align: center;
}

.erschliessung-widget-wrapper .total-label {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.erschliessung-widget-wrapper .total-amount {
    font-size: 32px;
    font-weight: 700;
    color: white;
    line-height: 1;
}

.erschliessung-widget-wrapper .total-suffix {
    font-size: 18px;
    font-weight: 400;
    opacity: 0.9;
}

.erschliessung-widget-wrapper .cost-breakdown {
    display: flex;
    flex-direction: column;
}

.erschliessung-widget-wrapper .cost-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}

.erschliessung-widget-wrapper .cost-item:last-child {
    border-bottom: none;
}

.erschliessung-widget-wrapper .cost-item.highlight {
    background: linear-gradient(135deg, rgba(45, 80, 22, 0.05), rgba(45, 80, 22, 0.02));
    margin: 8px -8px -8px;
    padding: 12px 8px;
    border-radius: 6px;
    border: none;
}

.erschliessung-widget-wrapper .cost-label {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.erschliessung-widget-wrapper .cost-icon {
    font-size: 14px;
}

.erschliessung-widget-wrapper .cost-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.erschliessung-widget-wrapper .cost-value.saving {
    color: var(--accent);
}

.erschliessung-widget-wrapper .timeline-info {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    text-align: center;
}

.erschliessung-widget-wrapper .timeline-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.erschliessung-widget-wrapper .timeline-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--accent);
}

/* ============================================================================
   TOAST NOTIFICATION
   ============================================================================ */

.erschliessung-widget-wrapper .toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--surface);
    border-radius: 8px;
    padding: 12px 20px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s;
    z-index: 1000;
}

.erschliessung-widget-wrapper .toast.show {
    transform: translateY(0);
    opacity: 1;
}

.erschliessung-widget-wrapper .toast-icon {
    width: 20px;
    height: 20px;
    background: var(--success);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.erschliessung-widget-wrapper .toast-message {
    font-size: 13px;
    color: var(--text-primary);
}

/* ============================================================================
   ERGEBNISSE / RESULTS STYLES
   ============================================================================ */

.erschliessung-widget-wrapper .results-header {
    text-align: center;
    margin-bottom: 32px;
    padding: 24px;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    border-radius: 12px;
    color: white;
}

.erschliessung-widget-wrapper .results-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.erschliessung-widget-wrapper .results-subtitle {
    font-size: 14px;
    opacity: 0.9;
}

.erschliessung-widget-wrapper .results-total {
    font-size: 48px;
    font-weight: 700;
    margin: 16px 0;
}

.erschliessung-widget-wrapper .comparison-section {
    margin-bottom: 32px;
}

.erschliessung-widget-wrapper .comparison-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.erschliessung-widget-wrapper .comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.erschliessung-widget-wrapper .comparison-card {
    background: var(--background);
    border-radius: 8px;
    padding: 20px;
    border: 2px solid var(--border);
}

.erschliessung-widget-wrapper .comparison-card.highlight {
    border-color: var(--accent);
    background: linear-gradient(135deg, rgba(45, 80, 22, 0.05), rgba(45, 80, 22, 0.02));
}

.erschliessung-widget-wrapper .comparison-card-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.erschliessung-widget-wrapper .comparison-card-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
}

.erschliessung-widget-wrapper .comparison-card-detail {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 8px;
}

.erschliessung-widget-wrapper .cost-detail-list {
    margin-bottom: 32px;
}

.erschliessung-widget-wrapper .cost-detail-item {
    display: flex;
    justify-content: space-between;
    padding: 12px;
    margin-bottom: 8px;
    background: var(--background);
    border-radius: 6px;
}

.erschliessung-widget-wrapper .cost-detail-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.erschliessung-widget-wrapper .cost-detail-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.erschliessung-widget-wrapper .einspruch-section {
    background: linear-gradient(135deg, #fff5f5, #ffe5e5);
    border-radius: 12px;
    padding: 24px;
    margin-top: 32px;
}

.erschliessung-widget-wrapper .einspruch-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--danger);
    margin-bottom: 12px;
}

.erschliessung-widget-wrapper .einspruch-content {
    font-size: 14px;
    color: var(--text-primary);
    line-height: 1.6;
}

/* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */

@media (max-width: 768px) {
    .erschliessung-widget-wrapper .main-content {
        flex-direction: column;
    }

    .erschliessung-widget-wrapper .sidebar-summary {
        width: 100%;
        position: relative;
        order: -1;
    }

    .erschliessung-widget-wrapper .calculator-section {
        padding: 20px;
    }

    .erschliessung-widget-wrapper .selection-grid {
        grid-template-columns: 1fr;
    }

    .erschliessung-widget-wrapper .progress-steps {
        padding: 0 10px;
    }

    .erschliessung-widget-wrapper .progress-step-label {
        font-size: 9px;
    }

    .erschliessung-widget-wrapper .comparison-grid {
        grid-template-columns: 1fr;
    }
}