.home-section.capabilities { padding-bottom: var(--space-7); }
.diagnostic-is-open { overflow: hidden; }
.diagnostic-float {
    position: fixed;
    z-index: 90;
    right: max(94px, calc(env(safe-area-inset-right) + 74px));
    bottom: max(20px, env(safe-area-inset-bottom));
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    min-height: 58px;
    padding: var(--space-2) var(--space-4);
    border: 1px solid var(--accent);
    border-radius: var(--radius);
    background: var(--bg-alt);
    color: var(--text);
    box-shadow: 0 8px 28px rgb(0 0 0 / .2);
    text-align: left;
}
.diagnostic-float span { display: grid; }
.diagnostic-float strong { font-size: 14px; }
.diagnostic-float small { color: var(--text-secondary); font-size: 12px; }
.diagnostic-float .icon { color: var(--accent); }
.diagnostic-float:hover { background: var(--surface); }
.diagnostic-float:focus-visible { outline: 3px solid var(--focus); outline-offset: 4px; }
.site-footer { padding-bottom: calc(var(--space-7) + 80px); }
.cta-choices { display: grid; justify-items: start; gap: var(--space-5); flex-shrink: 0; }
.diagnostic-content .diagnostic-help { margin-block: var(--space-4); color: var(--text-muted); font-size: 13px; line-height: 1.6; }
.diagnostic-skip { padding: 0; margin-top: var(--space-5); border: 0; background: transparent; text-align: left; }

.diagnostic-invite {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
    margin-block: 0 var(--space-7);
    padding: var(--space-6);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-lg);
    background: var(--bg-alt);
}
.diagnostic-invite h2 { max-width: 700px; margin: var(--space-2) 0; font-size: clamp(24px, 2.6vw, 32px); }
.diagnostic-invite p:not(.eyebrow) { max-width: 620px; }
.diagnostic-invite .button { flex-shrink: 0; }

.diagnostic-dialog {
    width: min(680px, calc(100vw - 32px));
    max-width: none;
    max-height: min(800px, calc(100dvh - 32px));
    margin: auto;
    padding: 0;
    overflow: auto;
    overscroll-behavior: contain;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-lg);
    background: var(--bg-alt);
    color: var(--text);
    box-shadow: 0 24px 90px rgb(0 0 0 / .5);
}
.diagnostic-dialog::backdrop { background: rgb(3 6 12 / .66); backdrop-filter: blur(3px); }
.diagnostic-shell { min-width: 0; }
.diagnostic-header {
    position: sticky;
    top: 0;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 60px;
    padding: 8px clamp(20px, 4vw, 32px);
    border-bottom: 1px solid var(--line);
    background: var(--bg-alt);
}
.diagnostic-header-title { display: flex; align-items: center; gap: 12px; min-width: 0; }
.diagnostic-header-title .brand { width: 78px; flex: none; line-height: 0; }
.diagnostic-header-divider { width: 1px; height: 30px; flex: none; background: var(--line-strong); }
.diagnostic-header-label { display: grid; gap: 2px; line-height: 1.2; }
.diagnostic-header-label strong { color: var(--text); font-size: 13px; font-weight: 700; }
.diagnostic-header-label small { color: var(--text-muted); font-size: 10px; font-weight: 500; white-space: nowrap; }
.diagnostic-close {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--line-strong);
    border-radius: 50%;
    background: transparent;
    color: var(--text);
    font-size: 26px;
    line-height: 1;
}
.diagnostic-close:hover, .diagnostic-close:focus-visible { border-color: var(--accent); color: var(--accent); }
.diagnostic-content { padding: 24px clamp(20px, 3vw, 30px); animation: diagnostic-enter .2s ease-out both; }
.diagnostic-content h2 { max-width: 620px; margin: 8px 0 10px; font-size: clamp(25px, 2.8vw, 30px); line-height: 1.2; }
.diagnostic-content h2:focus { outline: none; }
.diagnostic-content > p:not(.eyebrow), .diagnostic-content > form > p { max-width: 620px; line-height: 1.75; }
.diagnostic-badges { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0 24px; }
.diagnostic-badges span { padding: 8px 12px; border: 1px solid var(--line-strong); border-radius: 99px; color: var(--text-secondary); font-size: 12px; }
.diagnostic-primary { min-width: 235px; justify-content: space-between; }
.diagnostic-progress { display: block; width: 100%; height: 5px; margin: 10px 0 16px; border: 0; border-radius: 5px; accent-color: var(--accent); }
.diagnostic-progress::-webkit-progress-bar { border-radius: 5px; background: var(--line-strong); }
.diagnostic-progress::-webkit-progress-value { border-radius: 5px; background: var(--accent); }
.diagnostic-progress::-moz-progress-bar { border-radius: 5px; background: var(--accent); }
.diagnostic-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-top: 18px; }
.diagnostic-option {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 48px;
    padding: 8px 11px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text-secondary);
    text-align: left;
    font-size: 14px;
    line-height: 1.35;
    transition: border-color var(--transition), background var(--transition);
}
.diagnostic-option:hover, .diagnostic-option:focus-visible { border-color: var(--accent); }
.diagnostic-option.is-selected { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 13%, var(--surface)); color: var(--text); }
.diagnostic-choice { display: grid; place-items: center; flex: 0 0 20px; width: 20px; height: 20px; border: 1px solid var(--control-border); border-radius: 50%; color: var(--accent); font-size: 13px; }
.diagnostic-option.is-selected .diagnostic-choice { border-color: var(--accent); }
.diagnostic-actions { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.diagnostic-actions .text-link { font-size: 13px; }
.diagnostic-chart { margin: 20px 0 0; border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--surface); overflow: hidden; }
.diagnostic-chart figcaption { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 2px 12px; padding: 12px 16px; border-bottom: 1px solid var(--line-strong); }
.diagnostic-chart figcaption span { color: var(--text-secondary); font-size: 13px; font-weight: 700; }
.diagnostic-chart figcaption small { color: var(--text-muted); font-size: 11px; }
.diagnostic-chart-row { padding: 13px 16px; border-bottom: 1px solid var(--line); }
.diagnostic-chart-row:last-child { border-bottom: 0; }
.diagnostic-chart-label { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 2px 12px; }
.diagnostic-chart-label h3 { font-size: 15px; line-height: 1.35; }
.diagnostic-chart-label strong { color: var(--accent); font-size: 12px; font-weight: 700; white-space: nowrap; }
.diagnostic-bar { display: grid; grid-template-columns: repeat(3, 1fr); gap: 5px; height: 9px; margin-top: 10px; }
.diagnostic-bar i { border-radius: 3px; background: var(--line-strong); }
.diagnostic-bar.level-1 i:first-child, .diagnostic-bar.level-2 i:nth-child(-n+2), .diagnostic-bar.level-3 i { background: var(--accent); }
.diagnostic-chart-row p { margin-top: 7px; font-size: 12px; line-height: 1.5; }
.diagnostic-meeting { margin: 14px 0 20px; padding-left: 16px; border-left: 2px solid var(--accent); color: var(--text-secondary); }
.diagnostic-dialog .field { margin-bottom: 14px; }
.diagnostic-dialog .form-grid { gap: 16px; }
.diagnostic-dialog .consent-field { margin-block: 18px 4px; }
.diagnostic-dialog .success-symbol { margin-bottom: 22px; }
@keyframes diagnostic-enter { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 800px) {
    .home-section.capabilities { padding-bottom: var(--space-6); }
    .diagnostic-invite { flex-direction: column; align-items: stretch; gap: 18px; margin-block: 0 40px; padding: 24px; }
    .diagnostic-invite .button { justify-content: space-between; }
}
@media (max-width: 600px) {
    .diagnostic-float { right: max(86px, calc(env(safe-area-inset-right) + 70px)); bottom: max(16px, env(safe-area-inset-bottom)); min-height: 54px; max-width: calc(100vw - 102px); gap: var(--space-2); }
    .diagnostic-dialog { width: 100vw; height: 100dvh; max-height: 100dvh; border: 0; border-radius: 0; }
    .diagnostic-header { min-height: 58px; }
    .diagnostic-options { grid-template-columns: 1fr; }
    .diagnostic-options.is-long { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .diagnostic-options.is-long .diagnostic-option { align-items: flex-start; font-size: 13px; }
    .diagnostic-chart figcaption { align-items: flex-start; flex-direction: column; }
    .diagnostic-chart-row { padding: 11px 14px; }
    .diagnostic-dialog .form-grid { grid-template-columns: 1fr; gap: 0; }
    .diagnostic-actions .button { flex: 1; }
}
@media (max-width: 360px) {
    .diagnostic-options.is-long { grid-template-columns: 1fr; }
    .diagnostic-header-label small { display: none; }
}
@media (prefers-reduced-motion: reduce) {
    .diagnostic-content { animation: none; }
    .diagnostic-option { transition: none; }
    .diagnostic-dialog::backdrop { backdrop-filter: none; }
}