.swx-brief {
    display: grid;
    gap: 1.25rem;
}

.swx-brief__intro {
    padding: clamp(1.25rem, 3vw, 1.75rem);
    border-radius: var(--swx-radius);
    border: 1px solid var(--swx-border);
}

.swx-brief__title {
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
    margin: 0 0 0.5rem;
}

.swx-brief__lead,
.swx-brief__note {
    color: var(--swx-text-muted);
    margin: 0 0 0.85rem;
    line-height: 1.6;
}

.swx-brief__note {
    font-size: 0.92rem;
    margin-bottom: 0;
}

.swx-brief__form {
    display: grid;
    gap: 1rem;
}

.swx-brief__section {
    padding: clamp(1.15rem, 3vw, 1.6rem);
    border-radius: var(--swx-radius);
    border: 1px solid var(--swx-border);
}

.swx-brief__section-title {
    margin: 0 0 1rem;
    font-size: clamp(1.05rem, 2.2vw, 1.2rem);
}

.swx-brief__fieldset {
    margin: 0 0 1rem;
    padding: 0;
    border: 0;
    min-width: 0;
}

.swx-brief__fieldset:last-child {
    margin-bottom: 0;
}

.swx-brief__legend {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--swx-ink);
}

.swx-brief__choices {
    display: grid;
    gap: 0.55rem;
}

.swx-brief__choices--checkbox,
.swx-brief__choices--radio {
    grid-template-columns: minmax(0, 1fr);
}

.swx-brief__choice {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    padding: 0.65rem 0.75rem;
    border-radius: var(--swx-radius-sm);
    border: 1px solid var(--swx-border);
    background: var(--swx-glass);
    transition: border-color 0.2s ease, background 0.2s ease;
}

.swx-brief__choice:has(input:checked) {
    border-color: color-mix(in srgb, var(--swx-violet-soft) 55%, var(--swx-border));
    background: color-mix(in srgb, var(--swx-violet-soft) 8%, var(--swx-glass));
}

.swx-brief__choice input {
    margin-top: 0.15rem;
    flex-shrink: 0;
    accent-color: var(--swx-violet-soft);
}

.swx-brief__choice label {
    font-size: 0.92rem;
    line-height: 1.45;
    color: var(--swx-muted);
    cursor: pointer;
}

.swx-brief__select-grid {
    display: grid;
    gap: 0.85rem;
    grid-template-columns: minmax(0, 1fr);
}

.swx-brief__step[hidden] {
    display: none;
}

.swx-brief__step-hint,
.swx-brief__optional {
    color: var(--swx-text-muted);
    font-size: 0.9rem;
}

.swx-brief__step-hint {
    margin: -0.35rem 0 1rem;
    line-height: 1.5;
}

.swx-brief__progress {
    display: grid;
    gap: 0.45rem;
    margin-bottom: 0.25rem;
}

.swx-brief__progress-label {
    margin: 0;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--swx-text-muted);
}

.swx-brief__progress-bar {
    height: 0.35rem;
    border-radius: 999px;
    background: color-mix(in srgb, var(--swx-border) 70%, transparent);
    overflow: hidden;
}

.swx-brief__progress-fill {
    display: block;
    height: 100%;
    width: var(--brief-progress, 10%);
    border-radius: inherit;
    background: linear-gradient(90deg, var(--swx-violet-soft), var(--swx-violet));
    transition: width 0.25s ease;
}

.swx-brief__other-field {
    margin-top: 0.75rem;
}

.swx-brief__nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-top: 0.25rem;
    padding: 0 clamp(1.15rem, 3vw, 1.6rem) clamp(1.15rem, 3vw, 1.6rem);
}

.swx-brief__nav [hidden] {
    display: none !important;
}

.swx-brief__nav .swx-btn--primary {
    margin-left: auto;
}

.swx-brief__submit {
    display: flex;
    justify-content: center;
    padding-top: 0.5rem;
}

@media (min-width: 768px) {
    .swx-brief__choices--checkbox,
    .swx-brief__choices--radio {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .swx-brief__select-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .swx-brief__choices--checkbox {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.swx-brief-thanks {
    position: relative;
    min-height: min(72vh, 720px);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.swx-brief-thanks__inner {
    position: relative;
    z-index: 1;
    max-width: 38rem;
    margin-inline: auto;
    display: grid;
    gap: 1rem;
    justify-items: center;
}

.swx-brief-thanks__title {
    margin: 0;
}

.swx-brief-thanks__lead {
    margin: 0;
    max-width: 32rem;
}

.swx-brief-thanks__redirect {
    margin: 0.35rem 0 0;
    font-size: 0.92rem;
    letter-spacing: 0.02em;
    color: var(--swx-text-muted);
}

.swx-brief-thanks__redirect strong {
    color: var(--swx-ink);
    font-variant-numeric: tabular-nums;
}

.swx-brief-thanks__progress {
    width: min(14rem, 70vw);
    height: 3px;
    margin-top: 0.75rem;
    border-radius: 999px;
    background: var(--swx-border);
    overflow: hidden;
}

.swx-brief-thanks__progress-fill {
    display: block;
    height: 100%;
    width: 0%;
    border-radius: inherit;
    background: linear-gradient(90deg, #8b5cf6, #a78bfa);
    transition: width 0.2s linear;
}

@media (prefers-reduced-motion: reduce) {
    .swx-brief-thanks__progress-fill {
        transition: none;
    }
}