/**
 * Jadli Mortgage Calculator - Frontend Styles
 *
 * Modern, responsive CSS with CSS Custom Properties
 *
 * @package JadliMortgageCalculator
 */

/* ============================================================
   CSS Custom Properties (Variables)
   ============================================================ */
:root {
    --jadli-mc-primary: #2563eb;
    --jadli-mc-primary-hover: #1d4ed8;
    --jadli-mc-secondary: #1e40af;
    --jadli-mc-success: #10b981;
    --jadli-mc-warning: #f59e0b;
    --jadli-mc-error: #ef4444;
    
    --jadli-mc-bg: #ffffff;
    --jadli-mc-bg-secondary: #f8fafc;
    --jadli-mc-bg-tertiary: #f1f5f9;
    --jadli-mc-border: #e2e8f0;
    --jadli-mc-border-focus: #93c5fd;
    
    --jadli-mc-text: #1e293b;
    --jadli-mc-text-secondary: #64748b;
    --jadli-mc-text-muted: #94a3b8;
    
    --jadli-mc-radius-sm: 6px;
    --jadli-mc-radius: 8px;
    --jadli-mc-radius-lg: 12px;
    --jadli-mc-radius-xl: 16px;
    
    --jadli-mc-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --jadli-mc-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --jadli-mc-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --jadli-mc-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    
    --jadli-mc-transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --jadli-mc-font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* ============================================================
   Base Container
   ============================================================ */
.jadli-mortgage-calculator {
    font-family: var(--jadli-mc-font-family);
    line-height: 1.5;
    color: var(--jadli-mc-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.jadli-mc-calculator {
    background: var(--jadli-mc-bg);
    border-radius: var(--jadli-mc-radius-xl);
    box-shadow: var(--jadli-mc-shadow-lg);
    overflow: hidden;
}

/* ============================================================
   Main Layout
   ============================================================ */
.jadli-mc-main {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
}

@media (min-width: 1024px) {
    .jadli-mc-main {
        grid-template-columns: minmax(320px, 400px) 1fr;
    }
}

/* ============================================================
   Form Container
   ============================================================ */
.jadli-mc-form-container {
    padding: 24px;
    background: var(--jadli-mc-bg-secondary);
    border-bottom: 1px solid var(--jadli-mc-border);
}

@media (min-width: 1024px) {
    .jadli-mc-form-container {
        border-bottom: none;
        border-right: 1px solid var(--jadli-mc-border);
    }
}

.jadli-mc-form-section {
    margin-bottom: 24px;
}

.jadli-mc-form-section:last-of-type {
    margin-bottom: 16px;
}

.jadli-mc-section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--jadli-mc-text);
    margin: 0 0 16px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--jadli-mc-primary);
}

.jadli-mc-section-title .jadli-mc-icon {
    width: 18px;
    height: 18px;
    color: var(--jadli-mc-primary);
}

/* ============================================================
   Form Fields
   ============================================================ */
.jadli-mc-field {
    margin-bottom: 16px;
}

.jadli-mc-field:last-child {
    margin-bottom: 0;
}

.jadli-mc-field label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--jadli-mc-text-secondary);
    margin-bottom: 6px;
}

.jadli-mc-input-group {
    display: flex;
    position: relative;
}

.jadli-mc-input-group input {
    flex: 1;
    padding: 10px 12px;
    padding-right: 36px;
    font-size: 15px;
    border: 1px solid var(--jadli-mc-border);
    border-radius: var(--jadli-mc-radius);
    background: var(--jadli-mc-bg);
    color: var(--jadli-mc-text);
    transition: all var(--jadli-mc-transition);
    -moz-appearance: textfield;
}

.jadli-mc-input-group input::-webkit-outer-spin-button,
.jadli-mc-input-group input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.jadli-mc-input-group input:focus {
    outline: none;
    border-color: var(--jadli-mc-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.jadli-mc-input-suffix {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 13px;
    font-weight: 500;
    color: var(--jadli-mc-text-muted);
    pointer-events: none;
}

.jadli-mc-field select {
    width: 100%;
    padding: 10px 12px;
    font-size: 15px;
    border: 1px solid var(--jadli-mc-border);
    border-radius: var(--jadli-mc-radius);
    background: var(--jadli-mc-bg);
    color: var(--jadli-mc-text);
    cursor: pointer;
    transition: all var(--jadli-mc-transition);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 36px;
}

.jadli-mc-field select:focus {
    outline: none;
    border-color: var(--jadli-mc-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.jadli-mc-field-info {
    margin-top: 4px;
    font-size: 12px;
    color: var(--jadli-mc-text-muted);
}

/* ============================================================
   Range Slider
   ============================================================ */
.jadli-mc-range {
    width: 100%;
    height: 6px;
    margin-top: 8px;
    background: var(--jadli-mc-bg-tertiary);
    border-radius: 3px;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.jadli-mc-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--jadli-mc-primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--jadli-mc-shadow);
    transition: transform var(--jadli-mc-transition);
}

.jadli-mc-range::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.jadli-mc-range::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--jadli-mc-primary);
    border-radius: 50%;
    border: none;
    cursor: pointer;
    box-shadow: var(--jadli-mc-shadow);
}

/* ============================================================
   Checkbox & Toggle
   ============================================================ */
.jadli-mc-checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
}

.jadli-mc-checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    border: 2px solid var(--jadli-mc-border);
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--jadli-mc-transition);
    accent-color: var(--jadli-mc-primary);
}

.jadli-mc-checkbox-text {
    font-size: 14px;
    color: var(--jadli-mc-text-secondary);
}

.jadli-mc-broker-section {
    padding: 12px 16px;
    background: var(--jadli-mc-bg);
    border-radius: var(--jadli-mc-radius);
    border: 1px solid var(--jadli-mc-border);
}

/* ============================================================
   Tooltip
   ============================================================ */
.jadli-mc-tooltip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    font-size: 11px;
    font-weight: 600;
    color: var(--jadli-mc-text-muted);
    background: var(--jadli-mc-bg-tertiary);
    border-radius: 50%;
    cursor: help;
    position: relative;
}

.jadli-mc-tooltip:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 12px;
    background: var(--jadli-mc-text);
    color: var(--jadli-mc-bg);
    font-size: 12px;
    font-weight: 400;
    white-space: nowrap;
    border-radius: var(--jadli-mc-radius);
    margin-bottom: 6px;
    z-index: 100;
    max-width: 250px;
    white-space: normal;
    text-align: center;
}

/* ============================================================
   Buttons
   ============================================================ */
.jadli-mc-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--jadli-mc-radius);
    cursor: pointer;
    transition: all var(--jadli-mc-transition);
    text-decoration: none;
}

.jadli-mc-button .jadli-mc-icon {
    width: 18px;
    height: 18px;
}

.jadli-mc-button-primary {
    width: 100%;
    background: var(--jadli-mc-primary);
    color: white;
}

.jadli-mc-button-primary:hover {
    background: var(--jadli-mc-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--jadli-mc-shadow-md);
}

.jadli-mc-button-primary:active {
    transform: translateY(0);
}

.jadli-mc-button-secondary {
    width: 100%;
    background: var(--jadli-mc-bg);
    color: var(--jadli-mc-text);
    border: 1px solid var(--jadli-mc-border);
}

.jadli-mc-button-secondary:hover {
    background: var(--jadli-mc-bg-secondary);
    border-color: var(--jadli-mc-primary);
    color: var(--jadli-mc-primary);
}

.jadli-mc-button-full {
    width: 100%;
}

/* ============================================================
   Results Container
   ============================================================ */
.jadli-mc-results-container {
    padding: 24px;
    min-height: 400px;
}

.jadli-mc-results-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 350px;
    color: var(--jadli-mc-text-muted);
    text-align: center;
}

.jadli-mc-icon-large {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.jadli-mc-results-header {
    margin-bottom: 24px;
}

.jadli-mc-results-header h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--jadli-mc-text);
    margin: 0;
}

/* ============================================================
   Result Cards
   ============================================================ */
.jadli-mc-result-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.jadli-mc-result-card {
    background: var(--jadli-mc-bg-secondary);
    border-radius: var(--jadli-mc-radius-lg);
    padding: 16px 20px;
    transition: all var(--jadli-mc-transition);
}

.jadli-mc-result-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--jadli-mc-shadow-md);
}

.jadli-mc-card-primary {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, var(--jadli-mc-primary), var(--jadli-mc-secondary));
    color: white;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
}

.jadli-mc-card-primary .jadli-mc-card-label {
    color: rgba(255, 255, 255, 0.85);
}

.jadli-mc-card-primary .jadli-mc-card-value {
    font-size: 32px;
    color: white;
}

.jadli-mc-card-icon {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--jadli-mc-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.jadli-mc-card-icon svg {
    width: 28px;
    height: 28px;
}

.jadli-mc-card-content {
    flex: 1;
}

.jadli-mc-card-label {
    font-size: 13px;
    color: var(--jadli-mc-text-secondary);
    margin-bottom: 4px;
}

.jadli-mc-card-value {
    font-size: 22px;
    font-weight: 700;
    color: var(--jadli-mc-text);
}

.jadli-mc-card-sub {
    display: block;
    font-size: 12px;
    font-weight: 400;
    color: var(--jadli-mc-text-muted);
    margin-top: 2px;
}

/* ============================================================
   Acquisition Costs
   ============================================================ */
.jadli-mc-acquisition-costs {
    margin-bottom: 24px;
    padding: 20px;
    background: var(--jadli-mc-bg-secondary);
    border-radius: var(--jadli-mc-radius-lg);
}

.jadli-mc-acquisition-costs h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--jadli-mc-text);
    margin: 0 0 16px 0;
}

.jadli-mc-costs-table {
    width: 100%;
    border-collapse: collapse;
}

.jadli-mc-costs-table td {
    padding: 10px 0;
    font-size: 14px;
    color: var(--jadli-mc-text-secondary);
    border-bottom: 1px solid var(--jadli-mc-border);
}

.jadli-mc-cost-value {
    text-align: right;
    font-weight: 500;
    color: var(--jadli-mc-text);
}

.jadli-mc-costs-total td {
    padding-top: 12px;
    border-bottom: none;
    color: var(--jadli-mc-text);
}

.jadli-mc-costs-total-price td {
    padding-top: 8px;
    border-top: 2px solid var(--jadli-mc-primary);
    font-size: 16px;
}

/* ============================================================
   Schedule / Tilgungsplan
   ============================================================ */
.jadli-mc-toggle-schedule {
    margin-bottom: 16px;
}

.jadli-mc-icon-rotate {
    transform: rotate(180deg);
}

.jadli-mc-schedule {
    margin-top: 16px;
    animation: slideDown 0.3s ease-out;
}

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

.jadli-mc-schedule h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--jadli-mc-text);
    margin: 0 0 16px 0;
}

.jadli-mc-schedule-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.jadli-mc-schedule-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.jadli-mc-schedule-table thead {
    background: var(--jadli-mc-bg-tertiary);
}

.jadli-mc-schedule-table th {
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    color: var(--jadli-mc-text-secondary);
    white-space: nowrap;
}

.jadli-mc-schedule-table th:last-child,
.jadli-mc-schedule-table td:last-child {
    text-align: right;
}

.jadli-mc-schedule-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--jadli-mc-border);
    color: var(--jadli-mc-text);
}

.jadli-mc-schedule-table tbody tr:hover {
    background: var(--jadli-mc-bg-secondary);
}

.jadli-mc-schedule-note {
    margin: 12px 0 0;
    font-size: 12px;
    color: var(--jadli-mc-text-muted);
    text-align: center;
}

/* ============================================================
   Lead Form
   ============================================================ */
.jadli-mc-lead-container {
    padding: 24px;
    background: var(--jadli-mc-bg-secondary);
    border-top: 1px solid var(--jadli-mc-border);
}

.jadli-mc-lead-form h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--jadli-mc-text);
    margin: 0 0 8px 0;
}

.jadli-mc-lead-form > p {
    font-size: 14px;
    color: var(--jadli-mc-text-secondary);
    margin: 0 0 20px 0;
}

.jadli-mc-form-row {
    margin-bottom: 16px;
}

.jadli-mc-form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

@media (max-width: 480px) {
    .jadli-mc-form-row-2 {
        grid-template-columns: 1fr;
    }
}

.jadli-mc-lead-form input[type="text"],
.jadli-mc-lead-form input[type="email"],
.jadli-mc-lead-form input[type="tel"],
.jadli-mc-lead-form textarea {
    width: 100%;
    padding: 10px 12px;
    font-size: 15px;
    border: 1px solid var(--jadli-mc-border);
    border-radius: var(--jadli-mc-radius);
    background: var(--jadli-mc-bg);
    color: var(--jadli-mc-text);
    transition: all var(--jadli-mc-transition);
    font-family: inherit;
}

.jadli-mc-lead-form input:focus,
.jadli-mc-lead-form textarea:focus {
    outline: none;
    border-color: var(--jadli-mc-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.jadli-mc-lead-form textarea {
    resize: vertical;
    min-height: 80px;
}

.jadli-mc-privacy {
    margin-bottom: 20px;
}

.jadli-mc-privacy .jadli-mc-checkbox-text {
    font-size: 12px;
    line-height: 1.4;
}

.jadli-mc-privacy a {
    color: var(--jadli-mc-primary);
    text-decoration: none;
}

.jadli-mc-privacy a:hover {
    text-decoration: underline;
}

/* Lead Success */
.jadli-mc-lead-success {
    text-align: center;
    padding: 40px 20px;
}

.jadli-mc-lead-success .jadli-mc-icon-large {
    color: var(--jadli-mc-success);
    opacity: 1;
}

.jadli-mc-lead-success h3 {
    font-size: 20px;
    color: var(--jadli-mc-text);
    margin: 0 0 8px 0;
}

.jadli-mc-lead-success p {
    font-size: 14px;
    color: var(--jadli-mc-text-secondary);
    margin: 0;
}

/* ============================================================
   Loading & Error States
   ============================================================ */
.jadli-mc-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.jadli-mc-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--jadli-mc-bg-tertiary);
    border-top-color: var(--jadli-mc-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.jadli-mc-spinner-small {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.jadli-mc-loading p {
    margin: 16px 0 0;
    font-size: 14px;
    color: var(--jadli-mc-text-secondary);
}

.jadli-mc-error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    padding: 20px;
    text-align: center;
    color: var(--jadli-mc-error);
}

.jadli-mc-error .jadli-mc-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 12px;
}

/* ============================================================
   Theme Variations
   ============================================================ */

/* Modern Theme */
.jadli-mc-theme-modern .jadli-mc-calculator {
    border-radius: var(--jadli-mc-radius-xl);
    overflow: hidden;
}

.jadli-mc-theme-modern .jadli-mc-card-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.jadli-mc-theme-modern .jadli-mc-button-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.jadli-mc-theme-modern .jadli-mc-button-primary:hover {
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
}

/* Compact Theme */
.jadli-mc-theme-compact .jadli-mc-form-container {
    padding: 16px;
}

.jadli-mc-theme-compact .jadli-mc-results-container {
    padding: 16px;
}

.jadli-mc-theme-compact .jadli-mc-section-title {
    font-size: 13px;
    margin-bottom: 12px;
}

.jadli-mc-theme-compact .jadli-mc-field {
    margin-bottom: 12px;
}

.jadli-mc-theme-compact .jadli-mc-input-group input,
.jadli-mc-theme-compact .jadli-mc-field select {
    padding: 8px 10px;
    font-size: 14px;
}

.jadli-mc-theme-compact .jadli-mc-button {
    padding: 10px 16px;
    font-size: 14px;
}

.jadli-mc-theme-compact .jadli-mc-card-primary .jadli-mc-card-value {
    font-size: 26px;
}

/* Dark Theme */
.jadli-mc-theme-dark {
    --jadli-mc-bg: #1f2937;
    --jadli-mc-bg-secondary: #111827;
    --jadli-mc-bg-tertiary: #374151;
    --jadli-mc-border: #374151;
    --jadli-mc-text: #f9fafb;
    --jadli-mc-text-secondary: #d1d5db;
    --jadli-mc-text-muted: #9ca3af;
}

.jadli-mc-theme-dark .jadli-mc-field select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

/* Light Theme (Higher Contrast) */
.jadli-mc-theme-light {
    --jadli-mc-bg-secondary: #ffffff;
    --jadli-mc-border: #d1d5db;
}

.jadli-mc-theme-light .jadli-mc-form-container {
    background: var(--jadli-mc-bg);
}

/* ============================================================
   Responsive Adjustments
   ============================================================ */
@media (max-width: 768px) {
    .jadli-mc-result-cards {
        grid-template-columns: 1fr;
    }
    
    .jadli-mc-card-primary {
        flex-direction: column;
        text-align: center;
    }
    
    .jadli-mc-card-primary .jadli-mc-card-value {
        font-size: 28px;
    }
    
    .jadli-mc-schedule-table {
        font-size: 12px;
    }
    
    .jadli-mc-schedule-table th,
    .jadli-mc-schedule-table td {
        padding: 8px 6px;
    }
}

@media (max-width: 480px) {
    .jadli-mc-form-container,
    .jadli-mc-results-container,
    .jadli-mc-lead-container {
        padding: 16px;
    }
    
    .jadli-mc-results-header h3 {
        font-size: 18px;
    }
    
    .jadli-mc-lead-form h3 {
        font-size: 16px;
    }
}

/* ============================================================
   Print Styles
   ============================================================ */
@media print {
    .jadli-mc-calculator {
        box-shadow: none;
    }
    
    .jadli-mc-button,
    .jadli-mc-lead-container {
        display: none;
    }
    
    .jadli-mc-schedule-table {
        font-size: 10px;
    }
    
    .jadli-mc-card-primary {
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}