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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: #4b7bad;
    min-height: 100vh;
    padding: 20px;
    color: #333;
    font-size: 16px;  /* Increased base size by 2px from default 14px */
}

/* Lock Screen */
.lock-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #4b7bad;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.lock-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    padding: 50px 40px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    text-align: center;
    max-width: 400px;
    width: 90%;
}

.lock-container h1 {
    color: #3e8bc5;
    font-size: 2em;
    margin-bottom: 10px;
}

.lock-subtitle {
    color: #666;
    margin-bottom: 30px;
    font-size: 1.2em;  /* Increased by 2px equivalent */
}

.lock-container input {
    width: 100%;
    padding: 15px;
    border: 2px solid #3e8bc5;
    border-radius: 8px;
    font-size: 1.2em;  /* Increased by 2px equivalent */
    margin-bottom: 20px;
    text-align: center;
}

.lock-container input:focus {
    outline: none;
    border-color: #2c6a9b;
    box-shadow: 0 0 0 3px rgba(62, 139, 197, 0.15);
}

.lock-container .btn {
    width: 100%;
    padding: 15px;
    font-size: 1.2em;  /* Increased by 2px equivalent */
}

.lock-error {
    color: #ff4757;
    margin-top: 15px;
    font-size: 0.9em;
    min-height: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* Header */
header {
    text-align: center;
    color: white;
    margin-bottom: 30px;
}

header h1 {
    font-size: 3em;
    margin-bottom: 10px;
    text-shadow: none;
}

.subtitle {
    font-size: 1.3em;  /* Increased by 2px equivalent */
    opacity: 0.9;
    color: white;
}

/* Card */
.card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 20px;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.08);
}

.card h2 {
    color: #3e8bc5;
    margin-bottom: 20px;
    font-size: 1.5em;
}

/* Upload Zone */
.upload-zone {
    border: 3px dashed #3e8bc5;
    border-radius: 8px;
    padding: 60px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #f8f9ff;
}

.upload-zone:hover, .upload-zone.drag-over {
    border-color: #2c6a9b;
    background: #f0f2ff;
    transform: scale(1.01);
}

.upload-icon {
    color: #3e8bc5;
    margin-bottom: 20px;
}

.upload-text {
    font-size: 1.3em;  /* Increased by 2px equivalent */
    color: #3e8bc5;
    margin-bottom: 10px;
    font-weight: 600;
}

.upload-hint {
    color: #666;
    font-size: 1em;  /* Increased by 2px equivalent */
}

/* File List */
.file-list {
    margin: 20px 0;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: #f8f9ff;
    border-radius: 6px;
    margin-bottom: 8px;
}

.file-item-name {
    flex-grow: 1;
    font-weight: 500;
    color: #333;
}

.file-item-remove {
    background: #ff4757;
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9em;
}

.file-item-remove:hover {
    background: #ff3838;
}

/* Buttons */
.btn {
    padding: 14px 28px;
    border: none;
    border-radius: 6px;
    font-size: 1.1em;  /* Increased by 2px equivalent */
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 5px;
}

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

.btn-primary {
    background: #3e8bc5;
    color: white;
    width: 100%;
}

.btn-primary:hover:not(:disabled) {
    background: #2c6a9b;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(62, 139, 197, 0.4);
}

.btn-success {
    background: #2ecc71;
    color: white;
}

.btn-success:hover:not(:disabled) {
    background: #27ae60;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(46, 204, 113, 0.4);
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background: #7f8c8d;
}

/* Download Buttons */
.download-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.download-buttons .btn {
    flex: 1;
    min-width: 250px;
}

/* Seller Input */
.seller-input-container {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.seller-input-container label {
    font-weight: 600;
    color: #3e8bc5;
}

.seller-input-container input {
    padding: 10px 15px;
    border: 2px solid #3e8bc5;
    border-radius: 6px;
    font-size: 1em;
    width: 300px;
}

.seller-input-container input:focus {
    outline: none;
    border-color: #2c6a9b;
    box-shadow: 0 0 0 3px rgba(62, 139, 197, 0.1);
}

/* Data Container - NEW LAYOUT */
.table-container {
    margin: 20px 0;
}

/* Vehicle Card */
.vehicle-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.85) 100%);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 30px;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.6),
        inset 0 -1px 0 rgba(0, 0, 0, 0.05),
        0 4px 16px rgba(0, 0, 0, 0.08),
        0 8px 32px rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

/* Seller Section - Full Width */
.seller-section {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 2px solid #3e8bc5;
}

.seller-section label {
    font-weight: 600;
    color: #3e8bc5;
    font-size: 1.2em;  /* Increased by 2px equivalent */
    display: block;
    margin-bottom: 8px;
}

.seller-input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #95a5a6;
    border-radius: 6px;
    font-size: 1.1em;  /* Increased by 2px equivalent */
}

.seller-input:focus {
    outline: none;
    border-color: #7f8c8d;
    box-shadow: 0 0 0 3px rgba(149, 165, 166, 0.15);
}

/* Vehicle Content - 3 Column Layout */
.vehicle-content {
    display: grid;
    grid-template-columns: 1fr 1fr 350px;
    gap: 24px;
}

/* Field Groups */
.vehicle-fields {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.field-group {
    display: flex;
    flex-direction: column;
}

.field-group label {
    font-weight: 600;
    color: #3e8bc5;
    margin-bottom: 6px;
    font-size: 1em;  /* Increased by 2px equivalent */
}

.field-group input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1.05em;  /* Increased by 2px equivalent */
    transition: all 0.2s;
}

.field-group input:focus {
    outline: none;
    border-color: #3e8bc5;
    box-shadow: 0 0 0 2px rgba(62, 139, 197, 0.15);
}

/* Missing/incomplete data warning */
.field-group input.missing-data {
    background: #fff3cd;
    border-color: #ffc107;
    animation: pulse 2s ease-in-out infinite;
}

.field-group input.missing-data:focus {
    background: white;
    border-color: #3e8bc5;
    animation: none;
}

/* Preview Section */
.preview-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.preview-image {
    width: 100%;
    max-width: 350px;
    height: auto;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    transition: transform 0.2s;
}

.preview-image:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.no-preview {
    width: 100%;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f0f0f0;
    border-radius: 8px;
    color: #999;
    font-style: italic;
}

.filename-display {
    font-size: 0.95em;  /* Increased by 2px equivalent */
    color: #666;
    text-align: center;
    font-style: italic;
    word-break: break-all;
}

/* Image Modal */
.image-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.2s;
}

.modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
}

.modal-content img {
    max-width: 100%;
    max-height: 90vh;
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    font-size: 40px;
    color: white;
    cursor: pointer;
    font-weight: 300;
    line-height: 1;
}

.modal-close:hover {
    color: #ff4757;
}

@keyframes pulse {
    0%, 100% { background: #fff3cd; }
    50% { background: #ffe69c; }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

/* Progress */
.progress-container {
    text-align: center;
    padding: 20px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e0e0e0;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-fill {
    height: 100%;
    background: #3e8bc5;
    transition: width 0.3s ease;
    width: 0%;
}

.progress-text {
    color: #f7f7f7;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* Messages */
.message {
    padding: 15px 20px;
    border-radius: 6px;
    margin: 20px 0;
    font-weight: 500;
}

.message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.message.info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Footer */
footer {
    text-align: center;
    color: white;
    margin-top: 30px;
    opacity: 0.8;
    font-size: 0.9em;
}

/* Responsive */
@media (max-width: 1024px) {
    .vehicle-content {
        grid-template-columns: 1fr 1fr;
    }

    .preview-section {
        grid-column: 1 / -1;
        flex-direction: row;
        justify-content: center;
    }

    .preview-image {
        max-width: 500px;
    }
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2em;
    }

    .card {
        padding: 20px;
    }

    .download-buttons {
        flex-direction: column;
    }

    .download-buttons .btn {
        width: 100%;
    }

    .vehicle-content {
        grid-template-columns: 1fr;
    }

    .preview-section {
        grid-column: 1;
    }

    .vehicle-card {
        padding: 16px;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeIn 0.5s ease;
}