/* ============================================================================
   DIAGNOSTIC - Streak Risk Assessment funnel.
   Wider card than .auth-card so a 10-question survey breathes; reuses the
   .auth-page radial-gradient bg and .btn-primary / .btn-ghost button styles.
   See vault: 06 Decisions/Diagnostic funnel - Streak Risk Assessment.
   ============================================================================ */
.diagnostic-page {
    padding: 32px 20px;
    align-items: flex-start;        /* long form scrolls from the top, not centred */
}

.diagnostic-card {
    width: 100%;
    max-width: 640px;
    padding: 32px 36px 28px;
    display: flex;
    flex-direction: column;
    gap: 22px;
    border-radius: 14px;
    box-shadow: 0 24px 60px rgba(17, 24, 39, 0.10);
}

.diagnostic-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.diagnostic-q {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--chronos-outline);
}
.diagnostic-q:last-of-type {
    border-bottom: none;
    padding-bottom: 4px;
}

.diagnostic-q-num {
    font-size: 11px;
    font-weight: 600;
    color: var(--chronos-violet);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.diagnostic-q-prompt {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--chronos-fg-primary);
}

/* ---- Single-choice radio list ---- */
.diagnostic-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.diagnostic-option {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid var(--chronos-outline);
    border-radius: 8px;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
    font-size: 14px;
    line-height: 1.4;
    color: var(--chronos-fg-primary);
}
.diagnostic-option:hover {
    border-color: var(--chronos-violet);
    background: var(--chronos-violet-light);
}
.diagnostic-option input[type="radio"] {
    margin-top: 3px;
    accent-color: var(--chronos-violet);
}
/* Selected state via :has() - modern browsers (Chromium 105+, Safari 15.4+,
   Firefox 121+). Old browsers fall back to the radio button's native dot. */
.diagnostic-option:has(input[type="radio"]:checked) {
    border-color: var(--chronos-violet);
    background: var(--chronos-violet-light);
}

/* ---- 1..5 scale pills ---- */
.diagnostic-scale {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.diagnostic-scale-pills {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
}

.diagnostic-scale-pill {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 0;
    border: 1px solid var(--chronos-outline);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 700;
    font-size: 16px;
    color: var(--chronos-fg-primary);
    transition: border-color 0.15s, background 0.15s, color 0.15s;
}
.diagnostic-scale-pill input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}
.diagnostic-scale-pill:hover {
    border-color: var(--chronos-violet);
}
.diagnostic-scale-pill:has(input[type="radio"]:checked) {
    border-color: var(--chronos-violet);
    background: var(--chronos-violet);
    color: white;
}

.diagnostic-scale-legend {
    display: flex;
    justify-content: space-between;
    padding: 2px 4px 0;
    font-size: 11px;
}

/* ---- Short text answer ---- */
.diagnostic-textarea {
    width: 100%;
    border: 1px solid var(--chronos-outline);
    border-radius: 8px;
    padding: 10px 12px;
    font-family: inherit;
    font-size: 14px;
    line-height: 1.5;
    color: var(--chronos-fg-primary);
    background: white;
    resize: vertical;
    outline: none;
    transition: border-color 0.15s;
}
.diagnostic-textarea:focus {
    border-color: var(--chronos-violet);
}

/* ---- Submit row + disclaimers ---- */
.diagnostic-actions {
    display: flex;
    justify-content: center;
    margin-top: 4px;
}
.diagnostic-actions .btn-primary {
    min-width: 220px;
    padding: 12px 24px;
    font-size: 15px;
}

.diagnostic-disclaimer {
    text-align: center;
    line-height: 1.5;
}

/* ---- Result page ---- */
.diagnostic-insight {
    display: flex;
    flex-direction: column;
    gap: 14px;
    background: var(--chronos-chip-bg);
    border-radius: 10px;
    padding: 22px 24px;
}
.diagnostic-insight p {
    margin: 0;
    font-size: 15px;
    line-height: 1.6;
    color: var(--chronos-fg-primary);
}
.diagnostic-insight p:first-child::first-letter {
    /* Small typographic flourish on the opening line - adds gravitas without
       fighting the layout. Matches Chronos's titan-voice framing. */
    font-size: 1.2em;
    font-weight: 700;
}

.diagnostic-cta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.diagnostic-cta .btn-primary,
.diagnostic-cta .btn-ghost {
    width: 100%;
    text-decoration: none;
    padding: 12px 18px;
    font-size: 14px;
}

/* Slim screens: scale pills + CTA stack to one column */
@media (max-width: 480px) {
    .diagnostic-card { padding: 24px 18px 22px; }
    .diagnostic-scale-pills { grid-template-columns: repeat(5, 1fr); gap: 4px; }
    .diagnostic-scale-pill { padding: 10px 0; font-size: 14px; }
    .diagnostic-cta { grid-template-columns: 1fr; }
}