.csv-tool-page {
    background: var(--bg-primary);
}

.csv-tool-page [hidden] {
    display: none !important;
}

.csv-container {
    max-width: 1120px;
}

.csv-hero {
    padding: 11rem 0 var(--space-2xl);
    border-bottom: 1px solid var(--border);
}

.csv-eyebrow,
.csv-step,
.csv-upload-label {
    display: block;
    margin-bottom: var(--space-md);
    font-family: var(--font-mono);
    font-size: 0.76rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
}

.csv-hero h1 {
    max-width: 940px;
    margin-bottom: var(--space-lg);
    font-size: clamp(2.5rem, 7vw, 5rem);
    line-height: 1;
    letter-spacing: -0.05em;
}

.csv-hero-copy {
    max-width: 760px;
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--text-muted);
}

.csv-trust-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm) var(--space-xl);
    margin-top: var(--space-lg);
    padding: 0;
    list-style: none;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.csv-trust-list li::before,
.csv-delivery-list li::before {
    content: '✓';
    margin-right: var(--space-sm);
    color: var(--accent);
}

.csv-workspace,
.csv-results,
.csv-consulting {
    padding: var(--space-2xl) 0;
}

.csv-results {
    border-top: 1px solid var(--border);
    background: var(--bg-tertiary);
}

.csv-results:focus {
    outline: none;
}

.csv-section-heading {
    max-width: 760px;
    margin-bottom: var(--space-xl);
}

.csv-section-heading h2,
.csv-purchase-grid h2,
.csv-consulting h2 {
    margin-bottom: var(--space-md);
    font-size: clamp(1.9rem, 4vw, 3.25rem);
    line-height: 1.08;
}

.csv-section-heading p,
.csv-purchase-grid p,
.csv-consulting p {
    color: var(--text-muted);
}

.csv-upload-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.csv-upload-card {
    min-height: 210px;
    padding: var(--space-lg);
    border: 2px solid var(--border);
    background: var(--bg-primary);
    cursor: pointer;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.csv-upload-card:hover,
.csv-upload-card:focus-within,
.csv-upload-card.has-file {
    border-color: var(--accent);
    background: var(--accent-muted);
}

.csv-upload-card strong,
.csv-upload-card > span:last-of-type {
    display: block;
}

.csv-upload-card strong {
    margin-bottom: var(--space-md);
    font-size: 1.3rem;
}

.csv-upload-card > span:last-of-type {
    color: var(--text-muted);
}

.csv-upload-card input {
    width: 100%;
    margin-top: var(--space-lg);
    font-family: var(--font-mono);
    font-size: 0.78rem;
}

.csv-upload-optional {
    border-style: dashed;
}

.csv-primary-button,
.csv-secondary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0.9rem 1.4rem;
    border: 1px solid var(--accent);
    border-radius: 0;
    background: var(--accent);
    color: #FFFFFF;
    font: 600 0.95rem var(--font-display);
    text-decoration: none;
    cursor: pointer;
}

.csv-primary-button:hover,
.csv-link-button:hover {
    background: var(--accent-dark);
    color: #FFFFFF;
    text-decoration: none;
}

.csv-primary-button:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.csv-secondary-button {
    background: var(--bg-primary);
    color: var(--accent);
}

.csv-file-note,
.csv-repair-panel p,
.csv-repair-form small {
    margin-top: var(--space-md);
    font-family: var(--font-mono);
    font-size: 0.76rem;
    color: var(--text-muted);
}

.csv-message {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    border: 1px solid var(--accent);
    color: var(--accent);
    font-family: var(--font-mono);
}

.csv-summary-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 1px solid var(--border);
    border-left: 1px solid var(--border);
}

.csv-summary-item {
    min-height: 135px;
    padding: var(--space-lg);
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--bg-primary);
}

.csv-summary-item span,
.csv-comparison span {
    display: block;
    margin-bottom: var(--space-md);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
}

.csv-summary-item strong {
    font-size: clamp(2rem, 5vw, 3.4rem);
    line-height: 1;
}

.csv-summary-error {
    background: var(--accent);
    color: #FFFFFF;
}

.csv-summary-error span {
    color: #FFFFFF;
}

.csv-comparison,
.csv-findings,
.csv-purchase-grid {
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    border: 1px solid var(--border);
    background: var(--bg-primary);
}

.csv-comparison h3,
.csv-findings h3 {
    margin-bottom: var(--space-lg);
    font-size: 1.3rem;
}

.csv-comparison-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-lg);
}

.csv-comparison strong {
    display: block;
    font-size: 2rem;
}

.csv-warning {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    border-left: 4px solid var(--accent);
    background: var(--accent-muted);
}

.csv-findings-header {
    display: flex;
    justify-content: space-between;
    gap: var(--space-md);
    align-items: baseline;
    border-bottom: 1px solid var(--border);
}

.csv-findings-header span {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent);
    text-transform: uppercase;
}

.csv-issue-list {
    padding: 0;
    list-style: none;
}

.csv-issue {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border);
}

.csv-issue:last-child {
    border-bottom: 0;
}

.csv-issue-badge {
    min-width: 78px;
    height: fit-content;
    padding: 0.25rem 0.4rem;
    border: 1px solid currentColor;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    text-align: center;
    text-transform: uppercase;
}

.csv-issue[data-severity="error"] .csv-issue-badge {
    color: var(--accent);
}

.csv-issue[data-severity="warning"] .csv-issue-badge {
    color: #9A6700;
}

.csv-issue p {
    margin: 0;
}

.csv-issue small {
    display: block;
    margin-top: var(--space-xs);
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.csv-purchase-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-xl);
    padding: var(--space-xl);
}

.csv-delivery-list {
    margin-top: var(--space-lg);
    padding: 0;
    list-style: none;
}

.csv-delivery-list li {
    margin-bottom: var(--space-sm);
}

.csv-repair-panel {
    padding: var(--space-lg);
    border: 2px solid var(--accent);
}

.csv-repair-panel > span {
    display: block;
    margin-bottom: var(--space-lg);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
}

.csv-repair-panel button {
    width: 100%;
}

.csv-repair-panel .csv-report-button,
.csv-repair-panel .csv-secondary-button + .csv-secondary-button {
    margin-top: var(--space-sm);
}

.csv-repair-form label {
    display: block;
    margin-bottom: var(--space-xs);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.04em;
}

.csv-repair-form input {
    width: 100%;
    min-height: 52px;
    padding: 0.75rem var(--space-md);
    border: 1px solid var(--border-strong);
    border-radius: 0;
    background: var(--bg-primary);
    color: var(--text-primary);
    font: inherit;
}

.csv-repair-form input:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.csv-repair-form small {
    display: block;
    margin-bottom: var(--space-lg);
}

.csv-consulting {
    border-top: 1px solid var(--border);
}

.csv-consulting-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-xl);
}

.csv-consulting .csv-link-button {
    margin-top: var(--space-lg);
}

@media (min-width: 720px) {
    .csv-upload-grid,
    .csv-purchase-grid,
    .csv-consulting-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .csv-summary-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .csv-comparison-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 719px) {
    .csv-hero {
        padding-top: 8rem;
    }

    .csv-workspace,
    .csv-results,
    .csv-consulting {
        padding: var(--space-xl) 0;
    }

    .csv-purchase-grid,
    .csv-comparison,
    .csv-findings {
        padding: var(--space-md);
    }
}