/* QuaGua demo page — mobile-first */

html:has(.quagua-demo-page) {
    scroll-padding-top: 5.5rem;
}

.quagua-demo-page {
    max-width: 44rem;
    margin: 0 auto;
    padding: 1.25rem 1rem 4rem;
    color: var(--text-primary);
}

.quagua-demo-page .demo-hero h1,
.quagua-demo-page .qg-stage-title,
.quagua-demo-page #qg-attack-title {
    scroll-margin-top: 5.5rem;
}

.quagua-demo-page .demo-hero {
    margin-bottom: 1.5rem;
}

.quagua-demo-page .demo-hero h1 {
    font-size: clamp(1.75rem, 5vw, 2.25rem);
    margin-bottom: 0.35rem;
}

.quagua-demo-page .demo-hero p {
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

.quagua-demo-details {
    margin: 1rem 0 1.5rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--bg-card);
}

.quagua-demo-details summary {
    padding: 0.85rem 1rem;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-primary);
    list-style-position: outside;
}

.quagua-demo-details[open] summary {
    border-bottom: 1px solid var(--border);
}

.quagua-demo-details .details-body {
    padding: 1rem 1rem 1.15rem;
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

.qg-dataset {
    margin-bottom: 1.25rem;
}

.qg-dataset > .label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.qg-dataset-blurb {
    margin: 0.65rem 0 0;
    font-size: 0.88rem;
    line-height: 1.55;
    color: var(--text-secondary);
}

.qg-dataset-blurb[hidden] {
    display: none !important;
}

.qg-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.qg-chip {
    min-height: 44px;
    padding: 0.5rem 1rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--bg-elevated);
    color: var(--text-primary);
    font-size: 0.95rem;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}

.qg-chip:hover,
.qg-chip:focus-visible {
    border-color: var(--primary);
    outline: none;
}

.qg-chip[aria-pressed="true"] {
    border-color: rgba(45, 212, 191, 0.6);
    background: rgba(45, 212, 191, 0.1);
    color: #5eead4;
}

.qg-pipeline {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: center;
    gap: 0.35rem 0.45rem;
    margin: 1rem 0 1.25rem;
    padding: 1rem;
    border-radius: 12px;
    background: var(--bg-card);
    border: 1px dashed var(--border);
    opacity: 0.45;
    transition: opacity 0.35s ease;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.qg-pipeline.is-active {
    opacity: 1;
}

.qg-pipeline-help {
    margin: 0.5rem 0 1.25rem;
}

.qg-help-step {
    margin: 0 0 0.65rem;
    line-height: 1.55;
}

.qg-help-step:last-child {
    margin-bottom: 0;
}

.qg-help-k {
    font-weight: 600;
    color: var(--text-primary);
}

.qg-pstep {
    padding: 0.5rem 0.85rem;
    border-radius: 8px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: transform 0.25s ease, border-color 0.25s, color 0.25s;
    white-space: nowrap;
    flex-shrink: 0;
}

.qg-pstep.is-lit {
    border-color: rgba(45, 212, 191, 0.55);
    color: #5eead4;
    transform: scale(1.04);
}

.qg-parrow {
    width: 1.25rem;
    height: 2px;
    background: var(--border);
    flex-shrink: 0;
}

@media (max-width: 480px) {
    .qg-pipeline {
        flex-direction: column;
        flex-wrap: nowrap;
        overflow-x: visible;
        align-items: stretch;
        gap: 0.2rem;
    }

    .qg-parrow {
        width: 2px;
        height: 0.55rem;
        margin: 0 auto;
    }

    .qg-pstep {
        text-align: center;
        white-space: normal;
    }
}

.qg-stage h2,
.qg-stage-title {
    font-size: 1rem;
    margin: 0 0 0.5rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.qg-stage-original-block {
    margin-bottom: 1.25rem;
}

.quagua-demo-details .qg-repo-line {
    margin: 0.85rem 0 0;
    font-size: 0.92rem;
}

.quagua-demo-details .qg-repo-line a {
    font-weight: 600;
}

.qg-table-wrap-original .qg-col-sensitive,
.qg-table-wrap-original th.qg-col-sensitive,
.qg-table-wrap-original td.qg-col-sensitive {
    background: rgba(45, 212, 191, 0.14);
    box-shadow: inset 0 0 0 1px rgba(45, 212, 191, 0.4);
}

.qg-table-wrap-original td.qg-col-sensitive {
    font-family: ui-monospace, monospace;
    letter-spacing: 0.04em;
    color: var(--text-secondary);
}

.qg-stage-obfuscated-block {
    margin-bottom: 1.25rem;
}

.qg-stage-obfuscated-block[hidden] {
    display: none !important;
}

.qg-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 10px;
    border: 1px solid var(--border);
    margin-bottom: 1.25rem;
}

.qg-table-wrap table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
}

.qg-table-wrap th,
.qg-table-wrap td {
    padding: 0.55rem 0.65rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.qg-table-wrap th {
    background: var(--bg-elevated);
    color: var(--text-secondary);
    font-weight: 600;
    white-space: nowrap;
}

.qg-table-wrap tr:last-child td {
    border-bottom: none;
}

.qg-table-wrap tbody tr {
    transition: opacity 0.4s ease;
}

.qg-table-wrap.is-obfuscated td {
    font-family: ui-monospace, monospace;
    font-size: 0.72rem;
}

.qg-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-bottom: 1.5rem;
}

.qg-actions .btn {
    min-height: 44px;
}

.qg-attack {
    padding: 1rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    margin-bottom: 1rem;
}

.qg-attack[hidden] {
    display: none !important;
}

.qg-attack h2 {
    font-size: 1.05rem;
    margin: 0 0 0.5rem;
}

.qg-attack-lead {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.55;
    margin: 0 0 1rem;
}

.qg-recon-wrap {
    margin-bottom: 0.75rem;
}

.qg-recon-list {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.qg-recon-card {
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg-elevated);
    padding: 0.85rem 1rem;
}

.qg-recon-card-rownum {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.65rem;
    letter-spacing: 0.02em;
}

.qg-recon-stack {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.qg-recon-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    align-items: flex-start;
}

.qg-recon-label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted, var(--text-secondary));
    line-height: 1.3;
}

.qg-recon-num {
    font-family: ui-monospace, monospace;
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.2;
}

.qg-recon-field-guess .qg-row-opts {
    width: 100%;
}

.qg-row-opts {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: stretch;
    justify-content: flex-start;
}

.qg-pick-hint {
    margin: 0 0 0.65rem;
    font-size: 0.88rem;
    color: #fbbf24;
}

.qg-result-head {
    margin: 0;
    font-weight: 600;
    font-size: 0.95rem;
}

.qg-result-legend {
    margin: 0.55rem 0 0;
    font-size: 0.85rem;
    line-height: 1.5;
    color: var(--text-secondary);
}

.qg-result-rows {
    margin: 0.55rem 0 0;
    padding-left: 1.15rem;
    font-size: 0.88rem;
    line-height: 1.55;
    color: var(--text-primary);
}

.qg-result-rows li {
    margin-bottom: 0.35rem;
}

.qg-opt {
    min-height: 44px;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg-elevated);
    color: var(--text-primary);
    cursor: pointer;
    text-align: center;
    flex: 1 1 auto;
    transition: border-color 0.2s, background 0.2s;
}

.qg-opt:hover,
.qg-opt:focus-visible {
    border-color: var(--primary);
    outline: none;
}

.qg-opt[aria-pressed="true"] {
    border-color: rgba(45, 212, 191, 0.6);
    background: rgba(45, 212, 191, 0.12);
}

.qg-opt-row {
    flex: 1 1 calc(33.333% - 0.3rem);
    min-width: min(100%, 5.5rem);
    min-height: 42px;
    padding: 0.4rem 0.55rem;
    font-size: 0.78rem;
}

.qg-opt:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.qg-result {
    margin-top: 1rem;
    padding: 0.85rem;
    border-radius: 8px;
    font-size: 0.92rem;
    line-height: 1.5;
}

.qg-result[hidden] {
    display: none !important;
}

.qg-result.ok {
    background: rgba(34, 197, 94, 0.12);
    border: 1px solid rgba(34, 197, 94, 0.35);
}

.qg-result.bad {
    background: rgba(248, 113, 113, 0.1);
    border: 1px solid rgba(248, 113, 113, 0.35);
}

.qg-research {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.55;
    margin-top: 0.75rem;
}

.qg-footnote {
    margin-top: 2rem;
    font-size: 0.82rem;
    color: var(--text-muted, var(--text-secondary));
    line-height: 1.5;
}

.qg-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 0.75rem;
    align-items: center;
}

.qg-story-link,
.qg-repo-link {
    display: inline-block;
}