.topic-index-hero { min-height: 0; }
.topic-group { padding: 48px 0 8px; }
.topic-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.topic-grid:has(> :only-child) { grid-template-columns: minmax(0, 1fr); }
.topic-card { position: relative; display: flex; flex-direction: column; gap: 13px; min-height: 200px; padding: 25px 54px 25px 27px; border: 1px solid #D6EBDE; border-radius: 20px; background: white; box-shadow: 0 12px 30px rgba(38,133,98,.055); }
.topic-card:hover { border-color: #91D9B4; transform: translateY(-2px); }
.topic-card span { color: var(--deep); font-size: 11px; font-weight: 800; }
.topic-card strong { font-size: 21px; line-height: 1.4; letter-spacing: -.035em; }
.topic-card small { color: #6B8376; font-size: 12px; line-height: 1.75; }
.topic-card b { position: absolute; top: 23px; right: 24px; color: var(--deep); font-size: 19px; }
.topic-article { max-width: 800px; margin: 30px auto 70px; }
.topic-article .insight-answer { margin-bottom: 10px; }
.topic-sources { margin-top: 38px; padding: 25px 30px; border: 1px solid var(--line); border-radius: 18px; background: #F5FBF7; }
.topic-sources h2 { margin: 0 0 9px; font-size: 20px; }
.topic-sources p { margin: 0; color: #647B6F; font-size: 12px; line-height: 1.75; }
.topic-sources ul { display: grid; gap: 9px; margin: 17px 0 0; padding-left: 18px; }
.topic-sources a { color: var(--deep); font-size: 13px; text-decoration: underline; text-underline-offset: 3px; }
.topic-return { display: inline-block; margin-top: 25px; color: var(--deep); font-size: 13px; font-weight: 800; }
@media (max-width: 760px) { .topic-group { padding-top: 38px; }.topic-grid { grid-template-columns: 1fr; }.topic-card { min-height: 0; padding: 22px 48px 22px 22px; }.topic-card strong { font-size: 19px; }.topic-sources { padding: 22px; } }