/* Custom styles for IFC to COBie converter */
/* Updated to match Architools v2 Design System - Flat design, no rounded corners, no gradients */

/* Hero Intro Section */
.hero-intro {
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-xl);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    border-left: 8px solid var(--color-secondary);
}

.hero-intro .subheading {
    color: white;
    opacity: 0.9;
    margin-bottom: var(--spacing-sm);
}

.hero-intro .lead {
    color: white;
    margin: 0;
    font-size: 1.125rem;
}

/* File Upload Drop Zone */
.upload-zone {
    border: 3px dashed var(--color-primary);
    padding: 40px;
    text-align: center;
    background: var(--color-white);
    transition: all 0.3s ease;
    cursor: pointer;
    margin-bottom: var(--spacing-md);
}

.upload-zone:hover {
    border-color: var(--color-secondary);
    background: var(--color-white);
}

.upload-zone.drag-over {
    border-color: var(--color-success);
    background: var(--color-white);
    border-width: 4px;
}

.upload-zone h3 {
    color: var(--color-text);
    margin-bottom: 8px;
}

.upload-zone p {
    color: var(--color-text-muted);
    margin-bottom: 0;
}

.upload-zone input[type="file"] {
    display: none;
}

/* File Info Display */
.file-info {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.file-info-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.file-details h4 {
    margin: 0 0 4px 0;
    color: var(--color-text);
}

.file-details p {
    margin: 0;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.file-remove {
    color: var(--color-danger);
    cursor: pointer;
    font-size: 24px;
    padding: 8px;
    transition: transform 0.2s;
}

.file-remove:hover {
    transform: scale(1.2);
}

/* Progress Bar */
.progress-container {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.progress-bar {
    width: 100%;
    height: 30px;
    background: white;
    border: 2px solid var(--color-border);
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-fill {
    height: 100%;
    background: var(--color-primary);
    width: 0%;
    transition: width 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 0.875rem;
}

.progress-status {
    text-align: center;
    color: var(--color-text);
    font-weight: 600;
}

/* Result Display */
.result-container {
    background: white;
    border: 2px solid var(--color-success);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.result-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.result-header h3 {
    margin: 0;
    color: var(--color-success);
}

.result-details {
    color: var(--color-text);
    margin-bottom: 12px;
}

.result-details p {
    margin: 4px 0;
}

/* Error Display */
.error-container {
    background: white;
    border: 2px solid var(--color-danger);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.error-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.error-header h3 {
    margin: 0;
    color: var(--color-danger);
}

.error-details {
    color: var(--color-text);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    padding: 12px;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    word-break: break-all;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

@media (min-width: 900px) {
    .feature-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background: white;
    border: 2px solid var(--color-border);
    border-top: 4px solid var(--color-primary);
    padding: 25px;
    transition: all 0.2s;
}

.feature-card:hover {
    border-color: var(--color-primary);
    border-top-color: var(--color-secondary);
}

.feature-card h3 {
    margin-bottom: 8px;
    font-size: 1.25rem;
    color: var(--color-primary);
}

.feature-card p {
    margin: 0;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

/* Upload Section Heading Color */
#uploadSection h2,
#fileInfoSection h2,
#progressSection h2 {
    color: var(--color-text);
    border-left: 4px solid var(--color-primary);
    padding-left: var(--spacing-md);
}

/* COBie Worksheets Section */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 640px) {
    .grid-2 {
        grid-template-columns: 1fr 1fr;
    }
}

/* Section Headings with Color Accents */
.card h2 {
    border-left: 4px solid var(--color-secondary);
    padding-left: var(--spacing-md);
    color: var(--color-text);
}

/* Info Box in Card Context */
.card .info-box {
    border-left: 4px solid var(--color-warning);
}

/* List Styling in Cards */
.card ul {
    padding-left: var(--spacing-xl);
}

.card ul li strong {
    color: var(--color-primary);
}

/* Loading Spinner */
.spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Responsive adjustments */
@media (max-width: 768px) {
    .upload-zone {
        padding: 30px 20px;
    }

    .file-info {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }

    .file-info-content {
        flex-direction: column;
    }
}