/* ── 专题栏目（2026-11-04） ── */

/* 专题墙 */
.dg-topic-grid {
	display: grid;
	grid-template-columns: repeat(var(--dg-cols, 3), 1fr);
	gap: 20px;
}
.dg-topic-card {
	background: #fff;
	border: 1px solid #e8edf4;
	border-radius: 12px;
	overflow: hidden;
	transition: box-shadow .24s ease, transform .24s ease;
}
.dg-topic-card:hover {
	transform: translateY(-3px);
	box-shadow: 0 12px 28px rgba(10, 36, 99, .13);
}
.dg-topic-card-link { display: block; text-decoration: none; color: inherit; }
.dg-topic-cover {
	display: block;
	aspect-ratio: 16 / 9;
	overflow: hidden;
	background: #eef2f8;
}
.dg-topic-cover img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform .4s ease;
}
.dg-topic-card:hover .dg-topic-cover img { transform: scale(1.04); }
.dg-topic-cover-gen {
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 34px;
	font-weight: 800;
	color: #0A2463;
	background: linear-gradient(140deg, #dbe7f8, #b9d0ef);
}
.dg-topic-body { padding: 16px 16px 18px; }
.dg-topic-tag {
	display: inline-block;
	padding: 2px 9px;
	border-radius: 3px;
	background: #0A2463;
	color: #fff;
	font-size: 11px;
	font-weight: 600;
	letter-spacing: .4px;
	margin-bottom: 9px;
}
.dg-topic-name {
	margin: 0 0 8px;
	font-size: 17px;
	font-weight: 700;
	line-height: 1.42;
	color: #13233f;
}
.dg-topic-desc {
	margin: 0 0 10px;
	font-size: 13px;
	line-height: 1.65;
	color: #6b7a90;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}
.dg-topic-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	font-size: 12px;
	color: #8b97ab;
	margin-bottom: 12px;
}
.dg-topic-cta {
	display: inline-block;
	font-size: 13px;
	font-weight: 600;
	color: #2196F3;
}
.dg-topic-cta i { font-style: normal; margin-left: 4px; }
.dg-topic-empty { color: #8b97ab; font-size: 14px; padding: 14px 0; }

/* 专题详情页 */
.dg-topic-page { background: #f7f9fc; }
.dg-topic-hero {
	position: relative;
	min-height: 340px;
	display: flex;
	align-items: flex-end;
	background-size: cover;
	background-position: center;
	background-color: #0A2463;
}
.dg-topic-hero-gen { background: linear-gradient(130deg, #0A2463 0%, #1E56A0 55%, #2196F3 100%); }
.dg-topic-hero-mask {
	position: absolute; inset: 0;
	background: linear-gradient(180deg, rgba(6,18,40,.18) 0%, rgba(6,18,40,.74) 68%, rgba(6,18,40,.9) 100%);
}
.dg-topic-hero-inner {
	position: relative;
	z-index: 2;
	width: 100%;
	max-width: 1180px;
	margin: 0 auto;
	padding: 44px 28px 40px;
	color: #fff;
}
.dg-topic-hero-tag {
	display: inline-block;
	padding: 3px 11px;
	border: 1px solid rgba(255,255,255,.55);
	border-radius: 3px;
	font-size: 12px;
	letter-spacing: .8px;
	margin-bottom: 14px;
}
.dg-topic-hero-title {
	margin: 0 0 14px;
	font-size: 34px;
	line-height: 1.32;
	font-weight: 700;
	letter-spacing: .3px;
	text-shadow: 0 2px 14px rgba(0,0,0,.3);
}
.dg-topic-hero-summary {
	margin: 0 0 20px;
	max-width: 760px;
	font-size: 15.5px;
	line-height: 1.8;
	color: rgba(255,255,255,.88);
}
.dg-topic-hero-meta { display: flex; flex-wrap: wrap; gap: 26px; align-items: center; }
.dg-topic-hero-item { font-size: 13.5px; color: rgba(255,255,255,.86); }
.dg-topic-hero-item b {
	display: inline-block;
	margin-right: 8px;
	padding: 1px 7px;
	border-radius: 3px;
	background: rgba(255,255,255,.18);
	font-size: 11.5px;
	font-weight: 600;
	letter-spacing: .5px;
}
.dg-topic-hero-status {
	padding: 3px 12px;
	border-radius: 12px;
	background: #2196F3;
	font-size: 12px;
	font-weight: 600;
}

.dg-topic-body-wrap {
	max-width: 1180px;
	margin: 0 auto;
	padding: 30px 28px 60px;
	display: grid;
	grid-template-columns: minmax(0, 1fr) 300px;
	gap: 30px;
	align-items: start;
}
.dg-topic-intro {
	background: #fff;
	border: 1px solid #e8edf4;
	border-radius: 12px;
	padding: 22px 24px;
	margin-bottom: 26px;
	font-size: 15px;
	line-height: 1.9;
	color: #35435a;
}
.dg-topic-intro p { margin: 0 0 12px; }
.dg-topic-intro p:last-child { margin-bottom: 0; }
.dg-topic-section-title {
	margin: 0 0 16px;
	font-size: 20px;
	font-weight: 700;
	color: #13233f;
	padding-left: 12px;
	position: relative;
}
.dg-topic-section-title::before {
	content: ""; position: absolute; left: 0; top: 50%;
	transform: translateY(-50%); width: 4px; height: 17px;
	border-radius: 2px; background: linear-gradient(180deg, #0A2463, #2196F3);
}
.dg-topic-section-title em {
	font-style: normal; font-size: 13px; font-weight: 500;
	color: #8b97ab; margin-left: 8px;
}

.dg-topic-posts { display: flex; flex-direction: column; gap: 14px; }
.dg-topic-post {
	display: flex;
	gap: 18px;
	background: #fff;
	border: 1px solid #e8edf4;
	border-radius: 10px;
	padding: 16px 18px;
	transition: box-shadow .2s ease;
}
.dg-topic-post:hover { box-shadow: 0 6px 18px rgba(10,36,99,.09); }
.dg-topic-post-thumb {
	flex: 0 0 168px;
	aspect-ratio: 16 / 9;
	border-radius: 8px;
	overflow: hidden;
	background: #eef2f8;
}
.dg-topic-post-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.dg-topic-post-body { flex: 1 1 auto; min-width: 0; }
.dg-topic-post-meta {
	display: flex; gap: 12px; align-items: center;
	font-size: 12px; color: #8b97ab; margin-bottom: 7px;
}
.dg-topic-post-blog {
	padding: 1px 8px; border-radius: 3px;
	background: #eef4fd; color: #0A2463; font-weight: 600; font-size: 11.5px;
}
.dg-topic-post-title {
	margin: 0 0 7px; font-size: 16px; font-weight: 700; line-height: 1.45;
}
.dg-topic-post-title a { color: #13233f; text-decoration: none; }
.dg-topic-post-title a:hover { color: #2196F3; }
.dg-topic-post-desc {
	margin: 0; font-size: 13px; line-height: 1.68; color: #6b7a90;
	display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

.dg-topic-side { position: sticky; top: 24px; display: flex; flex-direction: column; gap: 18px; }
.dg-topic-side-box {
	background: #fff;
	border: 1px solid #e8edf4;
	border-radius: 12px;
	padding: 16px 17px 18px;
}
.dg-topic-side-box .dg-sec-title {
	margin: 0 0 12px; font-size: 15px; font-weight: 700; color: #13233f;
	padding-left: 10px; position: relative;
}
.dg-topic-side-box .dg-sec-title::before {
	content: ""; position: absolute; left: 0; top: 50%;
	transform: translateY(-50%); width: 3px; height: 14px;
	border-radius: 2px; background: var(--dg-color-accent, #2196F3);
}
.dg-topic-side-list { margin: 0; padding: 0; list-style: none; }
.dg-topic-side-list li { border-bottom: 1px dashed #eef1f6; }
.dg-topic-side-list li:last-child { border-bottom: 0; }
.dg-topic-side-list a {
	display: block; padding: 8px 0; text-decoration: none;
}
.dg-topic-side-name {
	display: block; font-size: 13.5px; line-height: 1.5; color: #35435a;
	font-weight: 600;
}
.dg-topic-side-date { display: block; font-size: 11.5px; color: #a3adbb; margin-top: 2px; }
.dg-topic-partner-box p { margin: 0 0 13px; font-size: 12.5px; line-height: 1.75; color: #6b7a90; }
.dg-topic-partner-btn {
	display: inline-block; padding: 7px 18px; border-radius: 4px;
	background: #0A2463; color: #fff; font-size: 13px; font-weight: 600;
	text-decoration: none;
}
.dg-topic-nav { display: flex; flex-direction: column; gap: 10px; }
.dg-topic-nav a {
	display: block; padding: 9px 11px; border-radius: 6px;
	background: #f7f9fc; text-decoration: none; border: 1px solid #eef1f6;
}
.dg-topic-nav a:hover { border-color: #cfe0f7; background: #f2f7fd; }
.dg-topic-nav span { display: block; font-size: 11px; color: #a3adbb; margin-bottom: 2px; }
.dg-topic-nav b { display: block; font-size: 13px; color: #35435a; font-weight: 600; line-height: 1.45; }

@media (max-width: 900px) {
	.dg-topic-body-wrap { grid-template-columns: 1fr; }
	.dg-topic-side { position: static; }
	.dg-topic-hero-title { font-size: 26px; }
	.dg-topic-grid { grid-template-columns: 1fr; }
	.dg-topic-post { flex-direction: column; }
	.dg-topic-post-thumb { flex: none; width: 100%; }
}