/* Interactive Tool Component Styles */

.tool-container {
    background: var(--bg-card);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    margin: 2rem 0 4rem 0;
}

/* Upload Dropzone */
.dropzone {
    border: 2px dashed rgba(99, 102, 241, 0.4);
    border-radius: var(--radius-md);
    padding: 3.5rem 2rem;
    text-align: center;
    background: rgba(99, 102, 241, 0.03);
    cursor: pointer;
    transition: all 0.3s ease;
}
.dropzone:hover, .dropzone.dragover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.08);
    transform: scale(1.01);
}
.dropzone-icon {
    font-size: 3.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}
.dropzone-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.5rem;
}
.dropzone-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* File List & Analysis */
.file-analysis-list {
    margin-top: 2rem;
}
.file-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    margin-bottom: 0.75rem;
}
.file-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.file-format-badge {
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    background: var(--primary);
    color: #ffffff;
    text-transform: uppercase;
}
.file-name {
    font-weight: 600;
    color: #ffffff;
    font-size: 0.95rem;
}
.file-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
}
.file-remove {
    background: transparent;
    border: none;
    color: #ef4444;
    cursor: pointer;
    font-size: 1.1rem;
    padding: 0.4rem;
}

/* Column Mapping Grid */
.mapping-section {
    margin-top: 2rem;
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}
.mapping-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
}
.mapping-arrow {
    color: var(--primary);
    font-weight: bold;
}
.mapping-input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: #ffffff;
    padding: 0.5rem 0.8rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.9rem;
    width: 200px;
}

/* Data Table Preview */
.preview-table-container {
    overflow-x: auto;
    margin: 2rem 0;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}
.preview-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
    text-align: left;
}
.preview-table th {
    background: rgba(99, 102, 241, 0.15);
    color: #ffffff;
    padding: 0.8rem 1rem;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}
.preview-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
}
.preview-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-main);
}

/* Step Bar */
.workflow-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
    position: relative;
}
.step-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}
.step-item.active {
    color: var(--primary);
    font-weight: 600;
}
.step-number {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}
.step-item.active .step-number {
    background: var(--primary);
    color: #ffffff;
}

/* Result Stats Box */
.result-stats-box {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(99, 102, 241, 0.1));
    border: 1px solid var(--accent);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    margin: 2rem 0;
    text-align: center;
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}
.stat-item-num {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: #ffffff;
}
.stat-item-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
}