/**
 * BarcodeMine Tools Hub - Tool Interface Styles
 * Premium, User-Friendly Design
 */

/* Tool Wrapper */
.bm-tool-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

@media (max-width: 900px) {
    .bm-tool-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

/* Input Section */
.bm-tool-input-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.bm-tool-input-section > label {
    font-size: 14px;
    font-weight: 700;
    color: #1e293b;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Form Fields */
.bm-input,
.bm-select,
.bm-textarea {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 16px;
    font-family: inherit;
    color: #1e293b;
    background: #f8fafc;
    transition: all 0.3s ease;
}

.bm-input:focus,
.bm-select:focus,
.bm-textarea:focus {
    outline: none;
    border-color: #f97316;
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.1);
}

.bm-input::placeholder {
    color: #94a3b8;
}

.bm-input-small {
    width: 100px;
    padding: 10px 14px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 15px;
    font-family: inherit;
    text-align: center;
    background: #f8fafc;
    transition: all 0.2s;
}

.bm-input-small:focus {
    outline: none;
    border-color: #f97316;
    background: #ffffff;
}

.bm-textarea {
    resize: vertical;
    min-height: 100px;
}

/* Field Groups */
.bm-field-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bm-field-group label {
    font-size: 13px;
    font-weight: 600;
    color: #475569;
}

.bm-field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

@media (max-width: 500px) {
    .bm-field-row {
        grid-template-columns: 1fr;
    }
}

/* Options Row */
.bm-options-row {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    padding: 20px 0;
    border-top: 1px solid #f1f5f9;
    border-bottom: 1px solid #f1f5f9;
}

.bm-option {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bm-option label {
    font-size: 12px;
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Color Options */
.bm-color-options {
    display: flex;
    gap: 24px;
    padding: 16px 0;
}

.bm-color-input {
    width: 56px;
    height: 44px;
    padding: 4px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s;
}

.bm-color-input:hover {
    border-color: #cbd5e1;
}

/* Help Text */
.bm-help-text {
    font-size: 13px;
    color: #64748b;
    margin-top: -12px;
}

/* Buttons */
.bm-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 28px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s ease;
}

.bm-btn-primary {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
}

.bm-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.45);
}

.bm-btn-primary:active {
    transform: translateY(0);
}

.bm-btn-secondary {
    background: #f1f5f9;
    color: #475569;
    box-shadow: none;
}

.bm-btn-secondary:hover {
    background: #e2e8f0;
}

/* Output Section */
.bm-tool-output-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

/* Preview Area */
.bm-preview-area {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 250px;
    width: 100%;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border: 2px dashed #e2e8f0;
    border-radius: 16px;
    padding: 30px;
    position: relative;
}

.bm-preview-area::before {
    content: 'Preview';
    position: absolute;
    top: 12px;
    left: 16px;
    font-size: 11px;
    font-weight: 600;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.bm-preview-area svg {
    max-width: 100%;
    height: auto;
}

#bm-qr-canvas {
    display: flex;
    align-items: center;
    justify-content: center;
}

#bm-qr-canvas img,
#bm-qr-canvas canvas {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Download Buttons */
.bm-download-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.bm-download-buttons .bm-btn-secondary {
    padding: 12px 24px;
    font-size: 14px;
}

/* Result Area */
.bm-result-area {
    width: 100%;
    padding: 24px;
    border-radius: 14px;
    margin-top: 20px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.bm-result-area.bm-valid {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    border: 2px solid #10b981;
}

.bm-result-area.bm-invalid {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border: 2px solid #ef4444;
}

.bm-result-area .bm-result-icon {
    font-size: 36px;
    line-height: 1;
}

.bm-valid .bm-result-icon {
    color: #10b981;
}

.bm-invalid .bm-result-icon {
    color: #ef4444;
}

.bm-result-text strong {
    font-size: 18px;
    display: block;
    margin-bottom: 6px;
    color: #1e293b;
}

.bm-result-text p {
    color: #475569;
    margin: 0;
    font-size: 14px;
}

/* Calculator/Converter Results */
.bm-calc-result-content,
.bm-convert-result-content {
    text-align: center;
    width: 100%;
}

.bm-highlight {
    font-size: 48px;
    font-weight: 800;
    color: #f97316;
    display: block;
    margin: 8px 0 16px;
}

.bm-barcode-number {
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 3px;
    color: #1e293b;
    background: #f1f5f9;
    padding: 12px 24px;
    border-radius: 10px;
    display: inline-block;
    margin: 12px 0;
}

.bm-copy-btn {
    margin-top: 16px;
}

/* Error State */
.bm-error {
    color: #dc2626;
    padding: 24px;
    background: #fef2f2;
    border-radius: 12px;
    text-align: center;
    font-weight: 500;
}

/* Select Dropdown */
.bm-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 48px;
    cursor: pointer;
}

/* Checkbox Styling */
input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-right: 8px;
    cursor: pointer;
    accent-color: #f97316;
}

/* Animation */
@keyframes fadeInUp {
    from { 
        opacity: 0; 
        transform: translateY(16px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

.bm-result-area {
    animation: fadeInUp 0.4s ease;
}

/* QR Generator Specific */
.bm-qr-generator .bm-tool-input-section {
    background: #f8fafc;
    border-radius: 16px;
    padding: 28px;
}

/* Barcode Generator Specific */
.bm-barcode-generator .bm-tool-input-section {
    background: #f8fafc;
    border-radius: 16px;
    padding: 28px;
}

/* Validator Specific */
.bm-validator .bm-tool-input-section {
    max-width: 500px;
}

/* Calculator Specific */
.bm-calculator .bm-tool-input-section {
    max-width: 500px;
}

/* Converter Specific */
.bm-converter .bm-tool-input-section {
    max-width: 500px;
}

/* Dark Mode Support (Optional) */
@media (prefers-color-scheme: dark) {
    .bm-tool-wrapper {
        /* Keeping light mode for tools as they're meant to be printed */
    }
}

/* Print Styles */
@media print {
    .bm-tool-input-section,
    .bm-download-buttons,
    .bm-options-row,
    .bm-color-options,
    .bm-btn {
        display: none !important;
    }
    
    .bm-tool-wrapper {
        display: block;
    }
    
    .bm-preview-area {
        border: none;
        background: none;
        padding: 0;
        min-height: auto;
    }
    
    .bm-preview-area::before {
        display: none;
    }
}

/* Loading State in Preview */
.bm-preview-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: #94a3b8;
    font-size: 14px;
}

.bm-preview-loading .spinner {
    width: 32px;
    height: 32px;
    border: 3px solid #e2e8f0;
    border-top-color: #f97316;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Success Animation */
@keyframes successPop {
    0% { transform: scale(0.8); opacity: 0; }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); opacity: 1; }
}

.bm-preview-area svg,
#bm-qr-canvas canvas {
    animation: successPop 0.3s ease-out;
}

/* Tool Type Labels */
.bm-tool-type-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    color: #ffffff;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}