/**
 * Calculator Base Styles
 * Common styles shared across all NWCA calculator pages
 * Phase 6 cleanup - Extracted from inline styles
 */

/* ============================================
   ROOT VARIABLES - NWCA Green Theme
   ============================================ */
:root {
    --primary-green: #4cb354;
    --primary-dark: #409a47;
    --primary-color: #4cb354; /* Alias for compatibility */
    --bg-color: #f5f7fa;
    --card-bg: #ffffff;
    --border-color: #e5e7eb;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --hover-bg: #f3f4f6;
    --success-bg: #d1fae5;
    --success-text: #065f46;
    --warning-bg: #fef3c7;
    --warning-text: #92400e;
    --focus-shadow: 0 0 0 0.25rem rgba(76, 179, 84, 0.25);
    
    /* Compatibility variables for emblem calculator */
    --surface-color: var(--card-bg);
    --text-color: var(--text-primary);
    --muted-text-color: var(--text-secondary);
}

/* ============================================
   BASE RESET & TYPOGRAPHY
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

/* ============================================
   HEADER STYLES
   ============================================ */
.header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.logo {
    height: 40px;
    width: auto;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.breadcrumb a {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.breadcrumb a:hover {
    color: var(--primary-dark);
}

/* ============================================
   MAIN CONTAINER & LAYOUT
   ============================================ */
.main-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.page-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.page-subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.calculator-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

/* ============================================
   CARD STYLES
   ============================================ */
.card,
.input-section,
.results-section,
.contact-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.section-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-title i {
    color: var(--primary-green);
}

/* ============================================
   FORM ELEMENTS
   ============================================ */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label,
.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-input,
.form-select,
.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 2px solid var(--border-color);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: all 0.2s;
    background: white;
}

.form-input:focus,
.form-select:focus,
.form-control:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: var(--focus-shadow);
}

.form-input:invalid,
.form-control:invalid {
    border-color: #ef4444;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.full-width {
    grid-column: 1 / -1;
}

/* Selector Button Groups */
.selector-group {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.selector-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    background: white;
    color: var(--text-primary);
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    font-family: 'Inter', sans-serif;
}

.selector-btn:hover {
    border-color: var(--primary-green);
    background: var(--hover-bg);
}

.selector-btn.active {
    background: var(--primary-green);
    color: white;
    border-color: var(--primary-green);
}

/* ============================================
   BUTTON STYLES
   ============================================ */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--primary-green);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(76, 179, 84, 0.2);
}

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

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

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================
   TOGGLE SWITCH STYLES
   ============================================ */
.switch-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border-color);
    transition: 0.3s;
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
}

.switch input:checked + .slider {
    background-color: var(--primary-green);
}

.switch input:checked + .slider:before {
    transform: translateX(24px);
}

.addon-toggle-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: var(--hover-bg);
    border-radius: 8px;
    margin: 1.5rem 0;
}

/* ============================================
   MODAL STYLES
   ============================================ */
.modal-backdrop,
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.modal-backdrop.active,
.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content,
.modal-container {
    background: white;
    border-radius: 16px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: scale(0.9);
    transition: transform 0.3s;
}

.modal-backdrop.active .modal-content {
    transform: scale(1);
}

.modal-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 2rem;
}

.modal-footer {
    padding: 1.5rem 2rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

/* ============================================
   PRICING DISPLAY
   ============================================ */
.price-display {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-green);
    text-align: center;
    margin: 1.5rem 0;
    padding: 1.5rem;
    background: var(--success-bg);
    border-radius: 12px;
    transition: all 0.3s;
}

.price-display.empty {
    color: var(--text-secondary);
    background: var(--hover-bg);
    font-size: 1.5rem;
}

.price-per-item {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-top: 0.5rem;
}

.price-label {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.price-display.prompt {
    color: var(--text-secondary);
    background: var(--hover-bg);
    font-size: 1.5rem;
}

/* ============================================
   SUMMARY SECTION STYLES
   ============================================ */
.summary-section {
    background: var(--bg-color);
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1.5rem;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    font-size: 0.875rem;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

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

.summary-item.total {
    font-weight: 600;
    font-size: 1rem;
    border-top: 2px solid var(--border-color);
    margin-top: 0.5rem;
    padding-top: 1rem;
    color: var(--primary-green);
}

.results-header {
    text-align: center;
    margin-bottom: 1rem;
}

/* ============================================
   ADD-ON ORDER STYLES
   ============================================ */
.addon-section {
    background: #f0f9ff;
    border: 1px solid #0ea5e9;
    border-radius: 8px;
    padding: 1.5rem;
    margin-top: 1rem;
}

.addon-section.hidden {
    display: none;
}

.addon-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.addon-summary {
    background: white;
    border-radius: 6px;
    padding: 1rem;
    margin-top: 1rem;
}

.addon-summary-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    font-size: 0.875rem;
}

.discount-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: var(--success-bg);
    color: var(--success-text);
    border-radius: 6px;
    margin-top: 1rem;
    font-size: 0.875rem;
}

/* ============================================
   RESULTS TABLE
   ============================================ */
.results-table {
    width: 100%;
    margin-top: 1.5rem;
}

.results-table th,
.results-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.results-table th {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.results-table td {
    color: var(--text-primary);
}

.results-table .total-row {
    border-top: 2px solid var(--border-color);
    font-weight: 600;
}

/* ============================================
   ALERTS & MESSAGES
   ============================================ */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-info {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #93c5fd;
}

.alert-success {
    background: var(--success-bg);
    color: var(--success-text);
    border: 1px solid #86efac;
}

.alert-warning {
    background: var(--warning-bg);
    color: var(--warning-text);
    border: 1px solid #fbbf24;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

/* ============================================
   CHECKBOXES & RADIO BUTTONS
   ============================================ */
.checkbox-group,
.radio-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.checkbox-label,
.radio-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.2s;
}

.checkbox-label:hover,
.radio-label:hover {
    border-color: var(--primary-green);
    background: var(--hover-bg);
}

.checkbox-label.active,
.radio-label.active {
    background: var(--primary-green);
    color: white;
    border-color: var(--primary-green);
}

/* ============================================
   NOTICE & WARNING STYLES
   ============================================ */
.notice-section {
    background: var(--warning-bg);
    border: 2px solid #f59e0b;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
}

.notice-section h2 {
    color: var(--warning-text);
    font-size: 1.25rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.notice-section p {
    color: var(--warning-text);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.notice-section p:last-child {
    margin-bottom: 0;
}

.ltm-warning {
    background: var(--warning-bg);
    color: var(--warning-text);
    padding: 0.75rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.quote-preview {
    background: var(--bg-color);
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1rem;
}

.quote-preview h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

/* ============================================
   CALCULATOR TITLE STYLES
   ============================================ */
.calculator-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.calculator-title i {
    color: var(--primary-green);
}

/* ============================================
   HELP BUTTON STYLES
   ============================================ */
.help-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}

.help-btn:hover {
    border-color: var(--primary-green);
    color: var(--primary-green);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.hidden {
    display: none !important;
}

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
    text-align: center;
    padding: 3rem 0;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 3rem;
    color: #e5e7eb;
    margin-bottom: 1rem;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .calculator-grid {
        grid-template-columns: 1fr;
    }
    
    .header-container {
        padding: 0 1rem;
    }
    
    .main-container {
        padding: 0 1rem;
    }
    
    .modal-content {
        width: 95%;
        margin: 1rem;
    }
    
    .price-display {
        font-size: 2rem;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .header,
    .btn,
    .modal-backdrop {
        display: none !important;
    }
    
    body {
        background: white;
    }
    
    .main-container {
        max-width: 100%;
        margin: 0;
        padding: 0;
    }
    
    .calculator-grid {
        grid-template-columns: 1fr;
    }
}