/* PaDEL-Descriptor Stylesheet: every rule is scoped under #padel-app so the tool
   can be embedded in host sites (e.g. Q-Lead) without style leakage. */

#padel-app,
.padel-standalone {
    --bg-main: #FFFFFF;
    --card-bg: #FFFFFF;
    --border-color: #E2E8F0;
    --border-hover: #CBD5E1;
    --text-main: #333333;
    --text-muted: #666666;
    /* Green brand theme matching AromaDB (#009900) */
    --primary-blue: #009900;
    --primary-blue-hover: #007700;
    --primary-blue-light: #F0FDF4;
    --primary-blue-border: #86EFAC;
    --heading-red: #009900;
    --link-blue: #009900;
    --topbar-bg: #1B4332;
    --banner-gradient: linear-gradient(180deg, #2D6A4F 0%, #1B4332 100%);
    --success-green: #22C55E;
    --warning-amber: #F59E0B;
    --error-red: #EF4444;
    --radius-lg: 4px;
    --radius-md: 3px;
    --radius-sm: 2px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --font-family: "Open Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --heading-font: "Lato", "Open Sans", Helvetica, Arial, sans-serif;
}

#padel-app,
#padel-app * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

#padel-app {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-family);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

#padel-app .sidebar-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 1rem 0;
}

/* Section Cards */
#padel-app .section-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.8rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}

#padel-app .section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid #999999;
}

#padel-app .badge-number {
    background-color: var(--primary-blue);
    color: #FFFFFF;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 15px;
    flex-shrink: 0;
}

#padel-app .section-title {
    font-family: var(--heading-font);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--heading-red);
}

#padel-app a {
    color: var(--link-blue);
}

#padel-app .section-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-left: 44px;
    margin-bottom: 1.2rem;
}

#padel-app .form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: #334155;
    margin-bottom: 6px;
}

#padel-app .textarea-control {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--text-main);
    background-color: #FAFAFA;
    transition: all 0.2s ease;
    resize: vertical;
}

#padel-app .textarea-control:focus,
#padel-app .input-control:focus,
#padel-app .select-control:focus {
    outline: none;
    border-color: #009900;
    box-shadow: 0 0 0 3px rgba(0, 153, 0, 0.18);
}

/* Action Buttons */
#padel-app .btn-primary {
    background-color: #009900 !important;
    background-image: none !important;
    color: #FFFFFF !important;
    border: none !important;
    padding: 13px 20px;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 1rem;
    font-family: inherit;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
    width: 100%;
    box-shadow: 0 2px 4px rgba(0, 153, 0, 0.25) !important;
    text-shadow: none !important;
}

#padel-app .btn-primary:hover {
    background-color: #007700 !important;
    background-image: none !important;
    color: #FFFFFF !important;
}

#padel-app .btn-primary:active {
    transform: translateY(1px);
}

#padel-app .btn-outline {
    background-color: #FFFFFF !important;
    border: 1px solid #009900 !important;
    color: #009900 !important;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.92rem;
    cursor: pointer;
    transition: all 0.2s ease;
    width: 100%;
    text-align: center;
    text-decoration: none;
    display: inline-block;
}

#padel-app .btn-outline:hover {
    background-color: #F0FDF4 !important;
    border-color: #007700 !important;
    color: #007700 !important;
}

/* File Drop Zone */
/* Workbench: two-column input + options layout */
#padel-app .workbench {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 1.25rem;
    padding: 1.25rem;
    align-items: start;
}

#padel-app .workbench-left,
#padel-app .workbench-right {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-width: 0;
}

#padel-app .panel {
    background-color: #F7F9FA;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.1rem 1.2rem;
}

#padel-app .panel-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 0.9rem;
}

#padel-app .panel-header .badge-number {
    width: 26px;
    height: 26px;
    font-size: 13px;
    border-radius: 50%;
}

#padel-app .panel-title {
    font-family: var(--heading-font);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
}

#padel-app .panel-toggle {
    cursor: pointer;
    margin-bottom: 0;
    user-select: none;
}

#padel-app .panel-toggle-icon {
    margin-left: auto;
    font-size: 0.8rem;
    color: var(--text-muted);
}

#padel-app .panel .accordion-content.open {
    margin-top: 0.9rem;
}

#padel-app .workbench .grid-2 {
    grid-template-columns: 1fr;
}

#padel-app .input-meta {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin: 6px 0 12px;
}

#padel-app .upload-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border: 1px dashed var(--primary-blue-border);
    background-color: var(--primary-blue-light);
    border-radius: var(--radius-lg);
    padding: 12px 14px;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

#padel-app .upload-strip.dragover,
#padel-app .upload-strip.has-file {
    border-color: var(--primary-blue);
    border-style: solid;
}

#padel-app .upload-title {
    font-weight: 700;
    font-size: 0.92rem;
    color: var(--text-main);
    word-break: break-all;
}

#padel-app .upload-subtext {
    font-size: 0.78rem;
    color: var(--text-muted);
}

#padel-app .upload-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

#padel-app .option-row {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
    cursor: pointer;
    font-size: 0.92rem;
}

#padel-app .option-row input {
    width: 17px;
    height: 17px;
    margin-top: 2px;
    accent-color: var(--primary-blue);
    flex-shrink: 0;
}

#padel-app .option-row small {
    display: block;
    color: var(--text-muted);
    font-size: 0.78rem;
}

#padel-app .action-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

#padel-app .btn-outline {
    background-color: #FFFFFF;
    color: var(--primary-blue-hover);
    border: 1px solid var(--primary-blue);
    border-radius: var(--radius-md);
    padding: 12px 20px;
    font-weight: 700;
    font-size: 1rem;
    font-family: inherit;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

#padel-app .btn-outline:hover {
    background-color: var(--primary-blue-light);
}

#padel-app .btn-outline.btn-small {
    width: auto;
    padding: 6px 14px;
    font-size: 0.85rem;
    font-weight: 600;
}

#padel-app .grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

#padel-app .grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

#padel-app .grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

#padel-app .checkbox-header {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    color: var(--text-main);
    font-size: 1.05rem;
    cursor: pointer;
}

/* Custom Checkbox */
#padel-app input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-blue);
    cursor: pointer;
}

/* Expander Accordion */
#padel-app .accordion-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #F8FAFC;
    border: 1px solid var(--border-color);
    padding: 12px 18px;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    color: #334155;
    margin-top: 1.2rem;
    user-select: none;
}

#padel-app .accordion-toggle:hover {
    background-color: #F1F5F9;
}

#padel-app .accordion-content {
    display: none;
    padding: 1.2rem;
    border: 1px solid var(--border-color);
    border-top: none;
    border-bottom-left-radius: var(--radius-md);
    border-bottom-right-radius: var(--radius-md);
    background-color: #FFFFFF;
}

#padel-app .accordion-content.open {
    display: block;
}

/* Info Callout */
#padel-app .info-callout {
    background-color: var(--primary-blue-light);
    border-left: 4px solid var(--primary-blue);
    padding: 0.9rem 1.2rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.2rem;
    font-size: 0.9rem;
    color: #12827F;
}

#padel-app .alert-message {
    padding: 0.9rem 1.2rem;
    border-radius: var(--radius-md);
    margin-top: 1rem;
    font-size: 0.92rem;
    font-weight: 500;
    white-space: pre-line;
    overflow-wrap: anywhere;
}

#padel-app .alert-success {
    background-color: #DCFCE7;
    border: 1px solid #BBF7D0;
    color: #166534;
}

#padel-app .alert-warning {
    background-color: #FEF3C7;
    border: 1px solid #FDE68A;
    color: #92400E;
}

#padel-app .alert-error {
    background-color: #FEE2E2;
    border: 1px solid #FECACA;
    color: #991B1B;
}

/* Metric Cards */
#padel-app .metric-card-light {
    background-color: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.2rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

#padel-app .metric-card-title {
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

#padel-app .metric-card-val {
    color: var(--text-main);
    font-size: 1.8rem;
    font-weight: 800;
    margin-top: 2px;
}

/* Explorer Toolbar */
#padel-app .explorer-toolbar {
    display: grid;
    grid-template-columns: 2fr 1.5fr 1.5fr 1fr;
    gap: 1rem;
    margin-bottom: 1.2rem;
}

/* Table Container */
#padel-app .table-wrapper {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: #FFFFFF;
    margin-top: 1rem;
    max-height: 480px;
}

#padel-app .data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
    text-align: left;
}

#padel-app .data-table th {
    background-color: #F8FAFC;
    color: #334155;
    font-weight: 700;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 2;
    white-space: nowrap;
}

#padel-app .data-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
    white-space: nowrap;
}

#padel-app .data-table tr:hover {
    background-color: #F8FAFC;
}

#padel-app .table-stats {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 8px;
}

/* Spinner Modal / Loader */
#padel-app .spinner-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    z-index: 999;
    align-items: center;
    justify-content: center;
}

#padel-app .spinner-card {
    background: #FFFFFF;
    padding: 2rem 3rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    text-align: center;
}

#padel-app .spinner-icon {
    width: 48px;
    height: 48px;
    border: 4px solid #E2E8F0;
    border-top: 4px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Rules */
@media (max-width: 1024px) {
    #padel-app .workbench {
        grid-template-columns: 1fr;
    }
    #padel-app .grid-3,
    #padel-app .grid-4,
    #padel-app .explorer-toolbar {
        grid-template-columns: 1fr;
    }
}