/* ─── Header actions ──────────────────────────────────────── */

.header__actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 1rem;
}

.header__analyze-button {
    appearance: none;
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    padding: 0.45rem 1.1rem;
    font-size: 0.875rem;
    font-family: var(--font-sans);
    font-weight: 600;
    color: var(--text-color);
    background: transparent;
    cursor: pointer;
    transition: background-color var(--transition-base), border-color var(--transition-base);
    white-space: nowrap;
}

.header__analyze-button:hover,
.header__analyze-button:focus-visible {
    background: var(--surface-alt);
    border-color: rgba(0, 0, 0, 0.18);
    outline: none;
}

.header__analyze-button:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.header__analyze-button:disabled {
    cursor: not-allowed;
    opacity: 0.45;
}

/* ─── Analyze browser panel ───────────────────────────────── */

.analyze-browser-panel {
    z-index: calc(var(--z-layer-overlay) - 1);
}

.analyze-browser-panel .mds-custom-panel__dialog {
    width: min(76vw, 980px);
    max-width: 96vw;
    height: auto;
    min-height: 0;
    max-height: 92vh;
    padding: 1.25rem 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    overflow: hidden;
}

/* The dialog takes focus when it opens, so a screen reader reads its name; it is not a control. */
.analyze-browser-panel .mds-custom-panel__dialog:focus { outline: none; }

.analyze-browser-panel .mds-custom-panel__backdrop { z-index: 0; }
.analyze-browser-panel .mds-custom-panel__dialog { z-index: 1; }

.analyze-browser-panel__close {
    z-index: 10;
    background: var(--surface-color);
}

.analyze-browser-panel__heading {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-color);
    letter-spacing: -0.02em;
    margin: 0;
}

.analyze-browser-panel__header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.6rem 1rem;
    padding-right: 2.75rem;
}

.analyze-browser-panel__copy {
    appearance: none;
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    padding: 0.35rem 0.9rem;
    font: 600 0.8rem var(--font-sans);
    color: var(--text-color);
    background: var(--surface-color);
    cursor: pointer;
}

.analyze-browser-panel__copy:hover { background: var(--surface-alt); }

.analyze-browser-panel__copy:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.analyze-browser-panel__copy-status {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.analyze-browser-panel__copy-status:empty { display: none; }

.analyze-browser-panel__copy-status[data-outcome='failed'] { color: #b91c1c; }

.analyze-browser-panel__report {
    width: 100%;
    box-sizing: border-box;
    min-height: 10rem;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font: 0.75rem/1.45 var(--font-mono);
    color: var(--text-color);
    background: var(--surface-alt);
    resize: vertical;
}

.analyze-browser-panel__report[hidden] { display: none; }

.analyze-browser-panel__content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    overflow-y: auto;
    padding: 0;
    flex: 1 1 auto;
    min-height: 0;
    scrollbar-width: none;
}

.analyze-browser-panel__content::-webkit-scrollbar { display: none; }

/* Summary grid */
.analyze-browser-panel__summary {
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 0.85rem;
}

.analyze-browser-panel__summary-item {
    background: var(--surface-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.analyze-browser-panel__summary-item dt {
    margin: 0;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--muted-text);
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

.analyze-browser-panel__summary-item dd {
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.analyze-browser-panel__summary-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    word-break: break-word;
}

.analyze-browser-panel__source {
    font-size: 0.78rem;
    line-height: 1.4;
    color: var(--muted-text);
}

.analyze-browser-panel__note {
    margin: 0;
    padding: 0.7rem 0.9rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--blue-border);
    background: var(--blue-faint);
    color: var(--text-color);
    font-size: 0.875rem;
    line-height: 1.5;
}

.analyze-browser-panel__note[hidden] { display: none; }

/* Sections */
.analyze-browser-panel__section {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    background: var(--surface-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 0.9rem 1rem 1rem;
}

.analyze-browser-panel__section-title {
    margin: 0;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-color);
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

.analyze-browser-panel__section-note {
    margin: 0;
    font-size: 0.85rem;
    line-height: 1.55;
    color: var(--muted-text);
}

.analyze-browser-panel__section-note code,
.analyze-browser-panel__feature-api {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--muted-text);
    word-break: break-word;
}

/* Feature list */
.analyze-browser-panel__feature-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.analyze-browser-panel__feature-list--extension,
.analyze-browser-panel__feature-list--unrecognised {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
}

.analyze-browser-panel__feature {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.35rem 1rem;
    padding: 0.6rem 0.9rem;
    border-radius: var(--radius-sm);
    background: var(--surface-color);
    border: 1px solid var(--border-soft);
}

.analyze-browser-panel__feature-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-width: 0;
    flex: 1 1 14rem;
}

.analyze-browser-panel__feature-label { font-weight: 500; font-size: 0.9rem; color: var(--text-color); }

.analyze-browser-panel__feature-note {
    font-size: 0.8rem;
    line-height: 1.45;
    color: var(--text-secondary);
}

.analyze-browser-panel__feature-value {
    font-weight: 600;
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--text-color);
}

.analyze-browser-panel__feature-value::after {
    font-weight: 700;
}

.analyze-browser-panel__feature-value[data-state='yes']::after {
    content: '✓';
    color: #15803d;
}

.analyze-browser-panel__feature-value[data-state='no']::after {
    content: '✕';
    color: #b91c1c;
}

.analyze-browser-panel__feature-value[data-state='unavailable'] { color: var(--muted-text); }

.analyze-browser-panel__feature-value[data-state='unavailable']::after {
    content: '–';
    color: var(--muted-text);
}

.analyze-browser-panel__feature-value[data-state='undetermined']::after {
    content: '!';
    color: #b45309;
}

/* Client capabilities */
.analyze-browser-panel__capabilities {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.analyze-browser-panel__capability-group {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.analyze-browser-panel__group-title {
    margin: 0;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--muted-text);
    letter-spacing: 0.03em;
}

.analyze-browser-panel__capabilities-status {
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 0.75rem;
}

/* ─── Responsive ──────────────────────────────────────────── */

@media (max-width: 1100px) {
    .analyze-browser-panel .mds-custom-panel__dialog {
        width: min(88vw, 920px);
    }
}

@media (max-width: 900px) {
    .header__actions { justify-content: space-between; }
    .header__analyze-button { flex: 1 1 auto; }

    .analyze-browser-panel .mds-custom-panel__dialog {
        width: min(92vw, 820px);
        max-height: 88vh;
        padding: 1.1rem 1.25rem;
    }
}

@media (max-width: 640px) {
    .header__actions { flex-direction: column; align-items: stretch; }
    .header__analyze-button { width: 100%; }

    .analyze-browser-panel .mds-custom-panel__dialog {
        width: 94vw;
        max-height: 90vh;
        padding: 0.9rem 1rem;
    }
}