/* ========================================
   STONE CALCULATOR - MODERN CLEAN DESIGN
   ======================================== */

/* Reset & Variables */
:root {
    /* Updated Main Colors */
    --primary-color: #2c3222;
    --primary-hover: #587246;
    --primary-dark: #2c3222;
    --primary-light: #6c7c59;

    /* Additional Green Variants */
    --primary-green: #2c3222;
    --primary-green-light: #6c7c59;
    --accent-green: #587246;
    --accent-muted: #758a6b;

    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-hint: #9ca3af;

    /* Borders */
    --border-color: #e5e7eb;
    --border-focus: #587246;

    /* Backgrounds */
    --bg-white: #ffffff;
    --bg-gray: #f9fafb;
    --bg-hover: #f3f4f6;

    /* Status Colors */
    --success: #587246;
    --error: #ef4444;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}


* {
    box-sizing: border-box;
}

/* ========================================
   MAIN CONTAINER
   ======================================== */

.stone-calculator-wrapper {
    width: 100%;
    padding: 20px;
    max-width: none !important;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.calculator-container {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 50px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    overflow: hidden;
}

.stone-calculator-form {
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

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

.form-section {
    padding: 32px;
    background: #ffffff;
    position: relative;
}

.form-section:last-of-type {
    border-bottom: none;
    background: #f0f0f0;
}

.form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 32px;
    right: 32px;
    height: 1px;
    background: linear-gradient(to right, transparent, #d1d5db, transparent);
    opacity: 0.5;
}

.form-section:first-of-type::before {
    display: none;
}

.section-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 20px 0;
    letter-spacing: -0.01em;
}

/* ========================================
   RADIO BUTTONS
   ======================================== */

.radio-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.radio-option {
    position: relative;
    cursor: pointer;
    display: block;
}

.radio-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.radio-content {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-white);
    transition: all 0.2s ease;
}

.radio-option:hover .radio-content {
    border-color: var(--primary-light);
    background: var(--bg-hover);
}

.radio-option input[type="radio"]:checked + .radio-content {
    border-color: var(--primary-color);
    background: #eff6ff;
}

.radio-circle {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    position: relative;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.radio-option input[type="radio"]:checked + .radio-content .radio-circle {
    border-color: var(--primary-color);
}

.radio-option input[type="radio"]:checked + .radio-content .radio-circle::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 50%;
}

.radio-text {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
}

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

.input-wrapper {
    margin-bottom: 20px;
}

.input-wrapper:last-child {
    margin-bottom: 0;
}

.input-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 14px 16px;
    font-size: 15px;
    font-family: inherit;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-white);
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.form-input:hover {
    border-color: #d1d5db;
}

.form-input:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-input::placeholder {
    color: var(--text-hint);
}

/* Native Date & Time Inputs */
.form-input[type="date"],
.form-input[type="time"] {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
    color-scheme: light;
}

.form-input[type="date"]::-webkit-calendar-picker-indicator,
.form-input[type="time"]::-webkit-calendar-picker-indicator {
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.form-input[type="date"]:hover::-webkit-calendar-picker-indicator,
.form-input[type="time"]:hover::-webkit-calendar-picker-indicator {
    opacity: 1;
}

/* Select Dropdown */
select.form-input {
    cursor: pointer;
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

/* ========================================
   SELECT2 STYLING
   ======================================== */

.select2-container {
    width: 100% !important;
}

.select2-container .select2-selection--single {
    height: auto !important;
    min-height: 50px !important;
    border: 2px solid var(--border-color) !important;
    border-radius: var(--radius-sm) !important;
    display: flex !important;
    align-items: center !important;
    padding: 12px 16px !important;
    transition: all 0.2s ease !important;
}

.select2-container--open .select2-selection--single,
.select2-container--focus .select2-selection--single {
    border-color: var(--border-focus) !important;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1) !important;
}

.select2-container .select2-selection--single .select2-selection__rendered {
    padding: 0 !important;
    line-height: 1.4 !important;
    color: var(--text-primary) !important;
    font-size: 15px !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    overflow: visible !important;
    text-overflow: clip !important;
    max-width: calc(100% - 40px) !important;
}

.select2-container .select2-selection--single .select2-selection__placeholder {
    color: var(--text-hint) !important;
}

.select2-container .select2-selection--single .select2-selection__arrow {
    display: none !important;
}


.select2-dropdown {
    border: 2px solid var(--border-color) !important;
    border-radius: var(--radius-sm) !important;
    box-shadow: var(--shadow-lg) !important;
}

.select2-results__option {
    padding: 12px 16px !important;
    font-size: 15px !important;
}

.select2-results__option--highlighted {
    background: #eff6ff !important;
    color: var(--primary-color) !important;
}

.select2-search__field {
    border: 2px solid var(--border-color) !important;
    border-radius: var(--radius-sm) !important;
    padding: 8px 12px !important;
}

/* ========================================
   INPUT GRID
   ======================================== */

.input-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.input-wrapper-wide {
    grid-column: span 2;
}

@media (max-width: 600px) {
    .input-wrapper-wide {
        grid-column: span 1;
    }
}

/* ========================================
   CHECKBOXES
   ======================================== */

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-option {
    cursor: pointer;
    display: block;
}

.checkbox-option input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.checkbox-content {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 5px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-white);
    transition: all 0.2s ease;
}

.checkbox-option:hover .checkbox-content {
    border-color: var(--primary-light);
    background: var(--bg-hover);
}

.checkbox-option input[type="checkbox"]:checked + .checkbox-content {
    border-color: var(--primary-color);
    background: #eff6ff;
}

.checkbox-box {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    position: relative;
    flex-shrink: 0;
    transition: all 0.2s ease;
    margin: 10px 0 0 5px;
}

.checkbox-option input[type="checkbox"]:checked + .checkbox-content .checkbox-box {
    border-color: var(--primary-color);
    background: var(--primary-color);
}

.checkbox-option input[type="checkbox"]:checked + .checkbox-content .checkbox-box::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 6px;
    width: 4px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.checkbox-label {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
}

.checkbox-hint {
    font-size: 13px;
    color: var(--text-hint);
    line-height: 1.4;
}

/* ========================================
   CONFIRMATION DIALOG
   ======================================== */

.confirm-dialog-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.confirm-dialog-overlay.show {
    opacity: 1;
    visibility: visible;
}

.confirm-dialog {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.confirm-dialog-overlay.show .confirm-dialog {
    transform: scale(1);
}

.confirm-dialog-header {
    padding: 24px 24px 16px;
    border-bottom: 1px solid var(--border-color);
}

.confirm-dialog-header h3 {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.confirm-dialog-body {
    padding: 20px 24px;
}

.confirm-dialog-body p {
    margin: 0 0 16px;
    font-size: 16px;
    color: var(--text-primary);
    line-height: 1.5;
}

.confirm-dialog-summary {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 16px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.4;
}

.confirm-dialog-summary strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 4px;
}

/* Order Summary Items */
.order-summary-item {
    display: flex;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.order-summary-item:last-of-type {
    border-bottom: none;
}

.order-summary-icon {
    font-size: 20px;
    margin-right: 12px;
    flex-shrink: 0;
    width: 24px;
    text-align: center;
}

.order-summary-content {
    flex: 1;
}

.order-summary-label {
    font-size: 12px;
    color: var(--text-hint);
    margin-bottom: 2px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.order-summary-value {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 400;
    line-height: 1.4;
}

.order-summary-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0 8px;
    margin-top: 8px;
    border-top: 2px solid var(--primary-color);
}

.order-summary-total-label {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.order-summary-total-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
}

/* Privacy Checkbox Styles */
.confirm-dialog-privacy {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.privacy-checkbox-label {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
    font-size: 13px;
    line-height: 1.4;
    color: var(--text-secondary);
}

.privacy-checkbox {
    margin: 2px 8px 0 0;
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    accent-color: var(--primary-color);
}

.privacy-checkbox-text {
    flex: 1;
}

.privacy-link {
    color: var(--primary-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease;
}

.privacy-link:hover {
    border-bottom-color: var(--primary-color);
}

.confirm-dialog-footer {
    padding: 16px 24px 24px;
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.confirm-btn {
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 100px;
}

.confirm-btn-cancel {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.confirm-btn-cancel:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

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

.confirm-btn-submit:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.confirm-btn-submit:disabled,
.confirm-btn-submit.disabled {
    background: var(--text-hint);
    cursor: not-allowed;
    transform: none;
    opacity: 0.6;
}

.confirm-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .confirm-dialog {
        width: 95%;
        margin: 20px;
    }
    
    .confirm-dialog-header,
    .confirm-dialog-body,
    .confirm-dialog-footer {
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .confirm-dialog-footer {
        flex-direction: column;
    }
    
    .confirm-btn {
        width: 100%;
    }
}

.form-footer {
    padding: 32px;
    background: linear-gradient(135deg, #2c3222 0%, #587246 100%);
    position: relative;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.price-block {
    margin-bottom: 24px;
}

.price-label {
    font-size: 13px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
}

.price-display {
    position: relative;
    min-height: 48px;
    display: flex;
    align-items: center;
}

.appr_price {
    font-size: 36px;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: -0.02em;
    line-height: 1;
}

.appr_price:empty::before {
    content: "0 \20BD";
    opacity: 0.5;
    font-size: 24px;
    font-weight: 600;
}

/* Price Loader */
.price-loader {
    position: absolute;
    top: 0;
    left: 0;
    display: none;
    align-items: center;
    gap: 12px;
}

.price-loader.active {
    display: flex;
}

.loader-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* ========================================
   SUBMIT BUTTON
   ======================================== */

.submit-btn {
    width: 100%;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-dark);
    background: #ffffff;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-text {
    display: inline-block;
}

.btn-loader {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.submit-btn.loading .btn-text {
    display: none;
}

.submit-btn.loading .btn-loader {
    display: flex;
}

.btn-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--primary-light);
    border-top-color: var(--primary-dark);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

@media (max-width: 768px) {
        .has-global-padding .stone-calculator-wrapper {
        padding-left: 0;
        padding-right: 0;
    }
    
    .stone-calculator-wrapper {
        padding: 16px;
    }
    
    .form-section {
        padding: 24px 20px;
    }
    
    .form-footer {
        padding: 24px 20px;
    }
    
    .section-title {
        font-size: 16px;
    }
    
    .radio-group {
        grid-template-columns: 1fr;
    }
    
    .input-grid {
        grid-template-columns: 1fr;
    }
    
    .appr_price {
        font-size: 28px;
    }
}

@media (max-width: 480px) {
    .calculator-container {
        border-radius: var(--radius-md);
    }
    
    .form-section {
        padding: 20px 16px;
    }
    
    .form-footer {
        padding: 20px 16px;
    }
    
    .form-input {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

.radio-option input[type="radio"]:focus-visible + .radio-content,
.checkbox-option input[type="checkbox"]:focus-visible + .checkbox-content {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

.form-input:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

.submit-btn:focus-visible {
    outline: 3px solid #ffffff;
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* ========================================
   VALIDATION STATES
   ======================================== */

.form-input:invalid:not(:placeholder-shown):not(:focus) {
    border-color: var(--error);
}

.form-input:valid:not(:placeholder-shown):not(:focus) {
    border-color: var(--success);
}
/* ========================================
   DESKTOP HORIZONTAL LAYOUT
   ======================================== */

@media (min-width: 1024px) {
    .stone-calculator-wrapper {
        display: flex;
        justify-content: center;
        align-items: flex-start;
    }

    .calculator-container {
        width: 70%;
    }

    .stone-calculator-form {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr; /* three columns */
        gap: 0;
    }

    .form-section {
        padding: 15px 25px;
        border-right: 1px solid #f1f5f9;
    }

    /* Remove right border from right column items */
    .form-section:nth-child(3n) {
        border-right: none;
    }

    /* Make footer span full width */
    .form-footer {
        grid-column: 1 / -1;
    }

    /* Optional: reduce section spacing slightly */
    .form-section::before {
        display: none;
    }
}