/* The accordion interaction follows the reference; its appearance uses Fresh Focus tokens. */
.feature-accordion {
    display: grid;
    gap: 14px;
    margin-top: 6px;
    font-family: inherit;
}

.feature-group {
    background: var(--ff-surface);
    border: 1px solid var(--ff-line);
    border-radius: 18px;
    overflow: hidden;
    transition: border-color .15s ease;
}

.feature-group:hover { border-color: var(--ff-line-strong); }

.feature-group[open] {
    background:
        radial-gradient(circle at 100% 0%, rgba(52, 125, 255, .09), transparent 48%),
        var(--ff-surface);
    border-color: var(--ff-line-strong);
}

.feature-group__summary {
    display: flex;
    align-items: center;
    gap: 13px;
    padding: 19px 20px;
    border-bottom: 1px solid transparent;
    color: var(--ff-text);
    font-family: inherit;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: -.015em;
    cursor: pointer;
    list-style: none;
}

.feature-group__summary::-webkit-details-marker { display: none; }
.feature-group__summary::marker { content: ''; }
.feature-group[open] > .feature-group__summary { border-bottom-color: var(--ff-line); }
.feature-group__summary:hover { color: var(--ff-accent-light); }
.feature-group__summary:focus-visible {
    outline: 2px solid var(--ff-accent);
    outline-offset: -4px;
    border-radius: 16px;
}

.feature-group__icon {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    border: 1px solid var(--ff-line);
    border-radius: 10px;
    background: rgba(52, 125, 255, .08);
    color: var(--ff-accent-light);
    font-size: 15px;
}

.feature-group[open] > .feature-group__summary .feature-group__icon {
    background: rgba(52, 125, 255, .14);
    border-color: var(--ff-line-strong);
}

.feature-group__arrow {
    width: 9px;
    height: 9px;
    margin-left: auto;
    margin-right: 3px;
    border-right: 2px solid var(--ff-muted);
    border-bottom: 2px solid var(--ff-muted);
    transform: rotate(45deg);
    transition: transform .15s ease, border-color .15s ease;
}

.feature-group[open] > .feature-group__summary .feature-group__arrow {
    border-color: var(--ff-accent-light);
    transform: rotate(225deg);
}

.feature-group__body { padding: 19px 20px 21px; }
.feature-group__items {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 9px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.feature-group__item {
    display: block;
    max-width: 100%;
    padding: 7px 11px;
    border: 1px solid var(--ff-line);
    border-radius: 10px;
    background: var(--ff-surface-light);
    color: var(--ff-text);
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.5;
    overflow-wrap: anywhere;
}

.feature-group__paragraph {
    width: 100%;
    color: var(--ff-muted);
    font-family: inherit;
    font-size: 15px;
    font-weight: 400;
    line-height: 1.65;
    overflow-wrap: anywhere;
}

.feature-group__subheading {
    margin: 21px 0 11px;
    color: var(--ff-accent-light);
    font-family: inherit;
    font-size: 12px;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: .06em;
}
.feature-group__subheading:first-child { margin-top: 0; }

@media (max-width: 600px) {
    .feature-accordion { gap: 12px; }
    .feature-group { border-radius: 16px; }
    .feature-group__summary { padding: 16px; font-size: 15px; gap: 11px; }
    .feature-group__body { padding: 16px; }
    .feature-group__item { padding: 6px 9px; font-size: 13px; }
}

@media (prefers-reduced-motion: reduce) {
    .feature-group, .feature-group__arrow { transition: none; }
}