/* ========================================
   Main Stylesheet - Kalkulator Biaya Website
   ======================================== */

/* Variables */
:root {
    --primary-color: #356854;
    --primary-dark: #284e3f;
    --primary-light: #4a8b73;
    --secondary-color: #f6f8f9;
    --accent-color: #e8b44a;
    --text-color: #333333;
    --text-light: #666666;
    --text-muted: #999999;
    --border-color: #e0e0e0;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 5px 20px rgba(0, 0, 0, 0.15);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    text-align: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius);
    margin-bottom: 30px;
    box-shadow: var(--shadow-lg);
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 10px;
}

.logo i {
    font-size: 2.5rem;
    color: var(--accent-color);
}

.header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
}

.tagline {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
}

/* Rate Info Card */
.rate-info-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
    background: var(--white);
    padding: 20px 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 30px;
    border-left: 5px solid var(--accent-color);
}

.rate-section,
.workers-section,
.effective-rate-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.rate-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-light);
}

.rate-badge i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.rate-amount {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* Workers Control */
.workers-control {
    display: flex;
    align-items: center;
    gap: 15px;
}

.worker-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
}

.worker-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.worker-btn:active {
    transform: scale(0.95);
}

.workers-count {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    min-width: 50px;
    text-align: center;
}

/* Specification Card */
.spec-card {
    margin-bottom: 30px;
}

.spec-description {
    color: var(--text-light);
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.spec-textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    resize: vertical;
    min-height: 120px;
    transition: var(--transition);
}

.spec-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.spec-actions {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.analysis-result {
    margin-top: 20px;
    padding: 20px;
    background: rgba(53, 104, 84, 0.1);
    border-radius: var(--radius-sm);
    border: 2px solid var(--primary-color);
}

.analysis-header {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px dashed var(--primary-color);
}

.analysis-header i {
    font-size: 1.2rem;
}

.matched-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.matched-feature-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 15px;
    background: var(--white);
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid var(--primary-color);
}

.matched-feature-tag .days {
    color: var(--primary-color);
    font-weight: 600;
}

/* Accordion Styles */
.features-accordion {
    padding: 0 !important;
}

.accordion-item {
    border-bottom: 1px solid var(--border-color);
}

.accordion-item:last-child {
    border-bottom: none;
}

.accordion-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 25px;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
}

.accordion-header:hover {
    background: var(--secondary-color);
}

.accordion-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.accordion-title i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

.accordion-title h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
}

.accordion-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.selected-count {
    font-size: 0.85rem;
    color: var(--primary-color);
    font-weight: 500;
    background: rgba(53, 104, 84, 0.1);
    padding: 4px 12px;
    border-radius: 20px;
}

.accordion-icon {
    color: var(--text-muted);
    transition: var(--transition);
}

.accordion-header.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: var(--secondary-color);
}

.accordion-content.open {
    max-height: 2000px;
}

.accordion-content .feature-list {
    padding: 15px 25px 25px;
}

.accordion-content .custom-feature-input {
    padding: 15px 25px 10px;
}

.accordion-content #custom-features {
    padding: 0 25px 20px;
}

/* Calculation Note */
.calc-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-style: italic;
    margin-top: 8px;
}

/* Calculator Grid */
.calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

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

/* Card */
.card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 25px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

.card-header i {
    font-size: 1.3rem;
}

.card-header h2 {
    font-size: 1.2rem;
    font-weight: 600;
}

.card-body {
    padding: 25px;
}

/* Feature Section */
.feature-section {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.feature-section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.section-title i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

.section-title h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
}

/* Feature List */
.feature-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    background: var(--secondary-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.feature-item:hover {
    background: #eef2f5;
    transform: translateX(5px);
}

.feature-item.selected {
    background: rgba(53, 104, 84, 0.1);
    border-color: var(--primary-color);
}

.feature-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary-color);
    cursor: pointer;
}

.feature-info {
    flex: 1;
}

.feature-name {
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: 2px;
}

.feature-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.feature-days {
    font-weight: 600;
    color: var(--primary-color);
    background: rgba(53, 104, 84, 0.1);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    white-space: nowrap;
}

/* Custom Feature Input */
.custom-feature-input {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.custom-feature-input input {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    transition: var(--transition);
}

.custom-feature-input input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.custom-feature-input input[type="number"] {
    max-width: 120px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

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

.btn-secondary {
    background: var(--secondary-color);
    color: var(--text-color);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--border-color);
}

.btn-danger {
    background: var(--danger-color);
    color: var(--white);
    padding: 6px 12px;
    font-size: 0.85rem;
}

/* Infrastructure Section */
.infra-section {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.infra-section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

/* Form Select */
.form-select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    background: var(--white);
    cursor: pointer;
    transition: var(--transition);
}

.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.selected-price {
    margin-top: 10px;
    padding: 10px 15px;
    background: rgba(53, 104, 84, 0.1);
    border-radius: var(--radius-sm);
    font-weight: 600;
    color: var(--primary-color);
    display: none;
}

.selected-price.show {
    display: block;
}

/* Maintenance Options */
.maintenance-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.radio-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    background: var(--secondary-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.radio-option:hover {
    background: #eef2f5;
}

.radio-option:has(input:checked) {
    background: rgba(53, 104, 84, 0.1);
    border-color: var(--primary-color);
}

.radio-option input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
    cursor: pointer;
}

/* Summary Card */
.summary-card {
    margin-bottom: 30px;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 30px;
}

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

.summary-section {
    padding: 20px;
    background: var(--secondary-color);
    border-radius: var(--radius-sm);
}

.summary-section h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
}

.summary-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 0.95rem;
}

.summary-item.highlight {
    font-weight: 600;
    color: var(--primary-color);
    padding-top: 12px;
    margin-top: 8px;
    border-top: 1px dashed var(--border-color);
}

/* Total Section */
.total-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 25px;
    border-radius: var(--radius);
    text-align: center;
    margin-bottom: 25px;
}

.total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
}

.total-note {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    margin-top: 10px;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
}

/* Selected Features Card */
.selected-features-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
}

.selected-feature-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 15px;
    background: var(--secondary-color);
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--primary-color);
}

.selected-feature-item .name {
    font-weight: 500;
}

.selected-feature-item .days {
    font-weight: 600;
    color: var(--primary-color);
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Print Styles */
@media print {
    body {
        background: white;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    .header {
        background: var(--primary-color) !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
    
    .btn, 
    .custom-feature-input,
    #reset-btn {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid var(--border-color);
    }
    
    .calculator-grid {
        display: none;
    }
    
    .summary-card,
    #selected-features-card {
        page-break-inside: avoid;
    }

    .spec-card {
        display: none;
    }
}

/* Responsive Styles */
@media (max-width: 768px) {
    .rate-info-card {
        flex-direction: column;
        padding: 20px;
        text-align: center;
    }
    
    .rate-amount {
        font-size: 1.5rem;
    }
    
    .spec-actions {
        flex-direction: column;
    }
    
    .spec-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .accordion-header {
        padding: 15px 20px;
    }
    
    .accordion-content .feature-list,
    .accordion-content .custom-feature-input,
    .accordion-content #custom-features {
        padding-left: 15px;
        padding-right: 15px;
    }
    
    .custom-feature-input {
        flex-direction: column;
    }
    
    .custom-feature-input input[type="number"] {
        max-width: 100%;
    }
}

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

.feature-item,
.summary-section,
.selected-feature-item {
    animation: fadeIn 0.3s ease;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--secondary-color);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}