/* About 频道 — 香槟金 #D4B993 主渐变 · 单侧统一导航（无顶栏重复） */

.about-body {
	--champagne: #D4B993;
	--champagne-mid: #c9a87d;
	--champagne-deep: #8b6f47;
	--champagne-soft: #f3e9dc;
	--champagne-faint: #faf6f1;
	--ink: #2a2318;
	--ink-soft: #4a4238;
	--line: rgba(42, 35, 24, 0.12);
	min-height: 100vh;
	margin: 0;
	background: linear-gradient(180deg, var(--champagne-faint) 0%, #eef0f3 55%, #e8eaee 100%);
	color: var(--ink-soft);
	font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
}

/* ---------- 顶区：以 #D4B993 为高光点的宽幅渐变 ---------- */
.about-hero-gold {
	background: linear-gradient(
		118deg,
		#1a1612 0%,
		#3d3228 14%,
		#6b5844 32%,
		var(--champagne-mid) 52%,
		var(--champagne) 62%,
		#e5d2b8 78%,
		#f8f2ea 100%
	);
	color: #fffbeb;
	box-shadow: 0 12px 40px rgba(26, 22, 18, 0.35);
}

.about-hero-gold__inner {
	width: 1200px;
	max-width: 100%;
	margin: 0 auto;
	padding: 28px 28px 32px;
	box-sizing: border-box;
}

.about-hero-gold__row {
	display: flex;
	align-items: center;
	gap: 22px;
	flex-wrap: wrap;
}

.about-hero-gold__logo img {
	display: block;
	max-height: 56px;
	width: auto;
	padding: 8px 12px;
	border-radius: 12px;
	background: rgba(255, 255, 255, 0.96);
	box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2);
}

.about-hero-gold__site {
	margin: 0;
	font-size: 22px;
	font-weight: 800;
	letter-spacing: 0.04em;
	text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
}

.about-hero-gold__tag {
	margin: 8px 0 0;
	font-size: 13px;
	opacity: 0.95;
	letter-spacing: 0.08em;
}

.about-hero-gold__lead {
	margin: 18px 0 0;
	max-width: 820px;
	font-size: 14px;
	line-height: 1.75;
	color: rgba(255, 250, 235, 0.92);
	border-left: 3px solid rgba(255, 255, 255, 0.45);
	padding-left: 16px;
}

/* ---------- 主体：左导航 + 右内容 ---------- */
.about-app {
	width: 1200px;
	max-width: 100%;
	margin: 0 auto;
	padding: 24px 20px 48px;
	box-sizing: border-box;
	display: flex;
	align-items: stretch;
	gap: 0;
}

.about-unified-nav {
	flex: 0 0 300px;
	width: 300px;
	background: linear-gradient(180deg, #fffefb 0%, var(--champagne-faint) 100%);
	border: 1px solid var(--line);
	border-right: none;
	border-radius: 18px 0 0 18px;
	box-shadow: -4px 8px 32px rgba(42, 35, 24, 0.06);
	padding: 22px 18px 20px;
	box-sizing: border-box;
	position: sticky;
	top: 0;
	align-self: flex-start;
	max-height: 100vh;
	overflow-y: auto;
}

.about-unified-nav__kicker {
	margin: 0 0 16px;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.2em;
	color: var(--champagne-deep);
	text-transform: uppercase;
}

.about-unified-nav__core {
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.about-uni-link {
	display: flex;
	align-items: flex-start;
	gap: 12px;
	padding: 12px 12px;
	border-radius: 12px;
	text-decoration: none;
	color: var(--ink-soft);
	border: 1px solid transparent;
	transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.about-uni-link:hover {
	background: rgba(212, 185, 147, 0.18);
	border-color: rgba(212, 185, 147, 0.45);
}

.about-uni-link.is-on {
	background: linear-gradient(135deg, rgba(212, 185, 147, 0.35), rgba(255, 255, 255, 0.9));
	border-color: var(--champagne);
	box-shadow: 0 4px 16px rgba(139, 111, 71, 0.15);
}

.about-uni-link__no {
	flex: 0 0 28px;
	width: 28px;
	height: 28px;
	line-height: 28px;
	text-align: center;
	font-size: 11px;
	font-weight: 800;
	border-radius: 8px;
	background: rgba(212, 185, 147, 0.35);
	color: var(--champagne-deep);
}

.about-uni-link.is-on .about-uni-link__no {
	background: var(--champagne-deep);
	color: #fff;
}

.about-uni-link__bd {
	display: flex;
	flex-direction: column;
	gap: 4px;
	min-width: 0;
}

.about-uni-link__tit {
	font-size: 15px;
	font-weight: 700;
	color: var(--ink);
}

.about-uni-link__sub {
	font-size: 12px;
	line-height: 1.45;
	color: #6b5d4f;
}

.about-unified-sub {
	margin-top: 18px;
	padding-top: 18px;
	border-top: 1px dashed var(--line);
}

.about-unified-sub__kicker {
	margin: 0 0 10px;
	font-size: 12px;
	font-weight: 700;
	color: var(--champagne-deep);
}

.about-unified-sub__a {
	display: block;
	padding: 8px 10px 8px 14px;
	margin: 4px 0;
	font-size: 13px;
	color: #5c5248;
	text-decoration: none;
	border-radius: 8px;
	border-left: 3px solid transparent;
	transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.about-unified-sub__a:hover {
	background: rgba(212, 185, 147, 0.15);
	color: var(--ink);
}

.about-unified-sub__a.is-on {
	border-left-color: var(--champagne-deep);
	background: rgba(212, 185, 147, 0.22);
	color: var(--ink);
	font-weight: 600;
}

.about-unified-home {
	display: block;
	margin-top: 20px;
	padding: 12px;
	text-align: center;
	font-size: 14px;
	font-weight: 600;
	color: var(--champagne-deep);
	text-decoration: none;
	border-radius: 12px;
	border: 1px solid rgba(139, 111, 71, 0.35);
	background: #fff;
	transition: background 0.2s ease, color 0.2s ease;
}

.about-unified-home:hover {
	background: var(--champagne);
	color: #1a1612;
}

/* 主内容区 */
.about-stage {
	flex: 1;
	min-width: 0;
	background: #fffefb;
	border: 1px solid var(--line);
	border-radius: 0 18px 18px 0;
	box-shadow: 8px 12px 40px rgba(42, 35, 24, 0.07);
	padding: 28px 32px 40px;
	box-sizing: border-box;
}

.about-stage-hero {
	margin-bottom: 22px;
	padding-bottom: 22px;
	border-bottom: 1px solid var(--line);
	background: linear-gradient(90deg, rgba(212, 185, 147, 0.12) 0%, transparent 55%);
	border-radius: 12px;
	padding: 20px 20px 22px;
	margin-left: -8px;
	margin-right: -8px;
}

.about-stage-hero__label {
	display: inline-block;
	padding: 4px 12px;
	margin-bottom: 10px;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.14em;
	color: var(--champagne-deep);
	background: rgba(212, 185, 147, 0.28);
	border-radius: 999px;
}

.about-stage-hero__h {
	margin: 0 0 12px;
	font-size: 26px;
	font-weight: 800;
	color: var(--ink);
	letter-spacing: -0.02em;
}

.about-stage-hero__p {
	margin: 0;
	font-size: 14px;
	line-height: 1.75;
	color: #5c534a;
	max-width: 720px;
}

.about-stage-hero__tags {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin: 16px 0 0;
	padding: 0;
	list-style: none;
}

.about-stage-hero__tags li {
	padding: 5px 12px;
	font-size: 12px;
	color: var(--champagne-deep);
	background: #fff;
	border: 1px solid rgba(212, 185, 147, 0.5);
	border-radius: 999px;
}

.about-stage-tools {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 12px;
	margin-bottom: 26px;
}

.about-stage-tools__item {
	padding: 14px 16px;
	border-radius: 12px;
	background: linear-gradient(145deg, var(--champagne-faint), #fff);
	border: 1px solid var(--line);
	font-size: 12px;
	line-height: 1.55;
	color: #5c534a;
}

.about-stage-tools__item strong {
	display: block;
	margin-bottom: 6px;
	font-size: 13px;
	color: var(--ink);
}

.about-article,
.about-article--rich {
	font-size: 15px;
	line-height: 1.9;
	color: #3d362f;
}

.about-article p,
.about-article--rich p {
	margin: 0 0 1em;
}

.about-article ul,
.about-article ol,
.about-article--rich ul,
.about-article--rich ol {
	margin: 0 0 1em 1.2em;
}

.about-article h2,
.about-article h3 {
	margin: 1.35em 0 0.55em;
	color: var(--ink);
}

.about-article h2 {
	font-size: 18px;
	padding-left: 12px;
	border-left: 4px solid var(--champagne);
}

.about-article table {
	width: 100%;
	border-collapse: collapse;
	margin: 1em 0;
	font-size: 14px;
}

.about-article th,
.about-article td {
	border: 1px solid var(--line);
	padding: 8px 10px;
}

/* ---------- 公告 ---------- */
.announce--v2 {
	width: 100% !important;
	margin: 0 !important;
	padding: 0 !important;
}

.announce-card {
	margin-bottom: 20px;
	border: 1px solid var(--line);
	border-radius: 14px;
	overflow: hidden;
	background: #fff;
	box-shadow: 0 4px 18px rgba(42, 35, 24, 0.05);
}

.announce-card__head {
	padding: 16px 20px;
	background: linear-gradient(90deg, rgba(212, 185, 147, 0.15), #fff);
	border-bottom: 1px solid var(--line);
}

.announce-card__title {
	margin: 0 0 10px;
	font-size: 18px;
	font-weight: 700;
	color: var(--ink);
}

.announce-card__meta {
	display: flex;
	flex-wrap: wrap;
	gap: 8px 14px;
	font-size: 13px;
	color: #6b5d4f;
	align-items: center;
}

.announce-card__badge {
	padding: 2px 10px;
	border-radius: 6px;
	background: linear-gradient(135deg, var(--champagne-deep), var(--champagne));
	color: #fff;
	font-size: 12px;
	font-weight: 600;
}

.announce-card__body {
	padding: 18px 20px 22px;
	line-height: 1.85;
	font-size: 15px;
}

/* ---------- 帮助中心：主区内双栏 ---------- */
.faq-v2 {
	display: grid;
	grid-template-columns: minmax(240px, 34%) 1fr;
	gap: 22px;
	align-items: start;
}

.faq-v2__toc {
	border: 1px solid var(--line);
	border-radius: 14px;
	background: linear-gradient(180deg, var(--champagne-faint), #fff);
	padding: 16px 14px 20px;
	max-height: min(70vh, 640px);
	overflow-y: auto;
}

.faq-v2__toc-title {
	margin: 0 0 12px;
	font-size: 13px;
	font-weight: 700;
	color: var(--champagne-deep);
	letter-spacing: 0.08em;
}

.faq-v2-cat {
	margin-bottom: 16px;
	padding-bottom: 14px;
	border-bottom: 1px dashed rgba(42, 35, 24, 0.1);
}

.faq-v2-cat:last-child {
	border-bottom: 0;
	margin-bottom: 0;
	padding-bottom: 0;
}

.faq-v2-cat__h {
	margin: 0 0 10px;
	font-size: 14px;
	font-weight: 700;
	color: var(--ink);
	display: flex;
	align-items: center;
	gap: 8px;
}

.faq-v2-cat__dot {
	display: inline-block;
	width: 10px;
	height: 10px;
	border-radius: 3px;
	flex-shrink: 0;
}

.faq-v2-cat__dot.b-1 { background: #c87b28; }
.faq-v2-cat__dot.b-2 { background: #8b9a3a; }
.faq-v2-cat__dot.b-3 { background: #5a7c3e; }
.faq-v2-cat__dot.b-4 { background: #c9a227; }
.faq-v2-cat__dot.b-5 { background: #2a7a9a; }
.faq-v2-cat__dot.b-6 { background: #b85a7a; }
.faq-v2-cat__dot.b-7 { background: #6a5a9a; }
.faq-v2-cat__dot.b-8 { background: #3a8a9a; }
.faq-v2-cat__dot.b-9 { background: #8a9a3a; }

.faq-v2-cat__ul {
	margin: 0;
	padding: 0;
	list-style: none;
}

.faq-v2-cat__ul li {
	margin: 0 0 6px;
}

.faq-v2-cat__a {
	display: block;
	padding: 8px 10px;
	font-size: 13px;
	color: #4a4238;
	text-decoration: none;
	border-radius: 8px;
	border: 1px solid transparent;
	transition: background 0.2s ease, border-color 0.2s ease;
}

.faq-v2-cat__a:hover {
	background: rgba(255, 255, 255, 0.9);
	border-color: rgba(212, 185, 147, 0.5);
}

.faq-v2-cat__a.is-on {
	background: #fff;
	border-color: var(--champagne);
	color: var(--champagne-deep);
	font-weight: 700;
	box-shadow: 0 2px 10px rgba(139, 111, 71, 0.12);
}

.faq-v2__answer {
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.faq-v2-answer-card {
	border: 1px solid var(--line);
	border-radius: 14px;
	padding: 22px 24px 26px;
	background: #fff;
	box-shadow: 0 6px 28px rgba(42, 35, 24, 0.06);
}

.faq-v2-answer-card__kicker {
	margin: 0 0 8px;
	font-size: 12px;
	font-weight: 700;
	color: var(--champagne-deep);
	letter-spacing: 0.06em;
}

.faq-v2-answer-card__h {
	margin: 0 0 16px;
	padding-bottom: 14px;
	border-bottom: 2px solid rgba(212, 185, 147, 0.45);
	font-size: 22px;
	font-weight: 800;
	color: var(--ink);
}

.faq-v2-answer-card__body {
	font-size: 15px;
	line-height: 1.85;
	color: #3d362f;
}

.faq-v2-answer-card__body p {
	margin: 0 0 1em;
}

.faq-v2-tip {
	padding: 14px 16px;
	border-radius: 12px;
	background: rgba(212, 185, 147, 0.12);
	border: 1px dashed rgba(139, 111, 71, 0.35);
	font-size: 13px;
	line-height: 1.65;
	color: #5c534a;
}

.faq-v2-tip strong {
	color: var(--champagne-deep);
}

/* ---------- 友链 ---------- */
.friendlink--v2 {
	width: 100% !important;
	margin: 0 !important;
	padding: 0 !important;
}

.friend-section {
	margin-bottom: 22px;
	padding: 20px 22px;
	border: 1px solid var(--line);
	border-radius: 14px;
	background: linear-gradient(165deg, #fffefb, var(--champagne-faint));
}

.friend-section__title {
	margin: 0 0 14px;
	font-size: 17px;
	font-weight: 700;
	color: var(--ink);
	padding-bottom: 10px;
	border-bottom: 2px solid rgba(212, 185, 147, 0.35);
}

.friend-logo {
	float: left;
	margin: 0 12px 12px 0;
	padding: 10px;
	background: #fff;
	border-radius: 10px;
	border: 1px solid var(--line);
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.friend-logo:hover {
	border-color: var(--champagne);
	box-shadow: 0 4px 14px rgba(139, 111, 71, 0.12);
}

.friend-section__txt {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	clear: both;
	padding-top: 4px;
}

.friend-section__txt a {
	float: none;
	width: auto;
	padding: 6px 14px;
	margin: 0;
	font-size: 13px;
	text-decoration: none;
	color: #4a4238;
	border-radius: 8px;
	background: #fff;
	border: 1px solid var(--line);
	transition: background 0.2s ease, color 0.2s ease;
}

.friend-section__txt a:hover {
	background: rgba(212, 185, 147, 0.22);
	color: var(--champagne-deep);
}

.friend-steps {
	margin: 0;
	padding-left: 1.2em;
	line-height: 1.85;
	font-size: 14px;
	color: #4a4238;
}

.friend-form-lead {
	margin: 0 0 14px;
	font-size: 13px;
	color: #6b5d4f;
}

.friend-form-table {
	width: 100%;
	max-width: 640px;
	border-collapse: collapse;
	font-size: 14px;
}

.friend-form-table th,
.friend-form-table td {
	padding: 10px 12px;
	border-bottom: 1px solid var(--line);
	vertical-align: middle;
}

.friend-form-table th {
	width: 100px;
	text-align: left;
	font-weight: 600;
	color: var(--ink);
}

.friend-form-table input[type="text"],
.friend-form-table select,
.friend-form-table textarea {
	width: 100%;
	max-width: 400px;
	box-sizing: border-box;
	padding: 8px 10px;
	border: 1px solid rgba(42, 35, 24, 0.18);
	border-radius: 8px;
	font-size: 14px;
}

.friend-form-code {
	max-width: 120px !important;
}

.friend-form-actions {
	padding-top: 12px !important;
}

.friendlink input {
	height: auto;
	line-height: 1.4;
}

/* ---------- 地图 ---------- */
.sitemap--v2 {
	width: 100% !important;
	margin: 0 !important;
}

.sitemap-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
	gap: 16px;
	margin: 0;
}

.sitemap-block {
	border: 1px solid var(--line);
	border-radius: 14px;
	padding: 16px 18px;
	background: linear-gradient(160deg, #fff, var(--champagne-faint));
}

.sitemap-block__title {
	margin: 0 0 8px;
	font-size: 16px;
	font-weight: 700;
}

.sitemap-block__title a {
	color: var(--champagne-deep);
	text-decoration: none;
}

.sitemap-block__title a:hover {
	text-decoration: underline;
}

.sitemap-block__hint {
	margin: 0 0 12px;
	font-size: 12px;
	color: #7a6f62;
	line-height: 1.5;
}

.sitemap-block__list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.sitemap-block__list li {
	margin: 0 0 6px;
	line-height: 1.55;
}

.sitemap-block__list a {
	font-size: 13px;
	color: #4a4238;
	text-decoration: none;
}

.sitemap-block__list a:hover {
	color: var(--champagne-deep);
}

/* ---------- 页脚 ---------- */
.footer {
	width: 1200px !important;
	max-width: calc(100% - 40px);
	margin: 0 auto !important;
	padding: 24px 20px 36px !important;
	text-align: center;
	font-size: 14px;
	color: #6b5d4f;
	line-height: 1.65;
	box-sizing: border-box;
}

.footer a {
	color: var(--champagne-deep);
	margin: 0 4px;
}

.authcode {
	cursor: pointer;
	border: 1px solid var(--line);
	border-radius: 8px;
	vertical-align: middle;
	margin-left: 8px;
	max-width: 100%;
	height: auto;
}

.submit {
	border: 0 !important;
	border-radius: 10px !important;
	background: linear-gradient(135deg, var(--champagne-deep), var(--champagne)) !important;
	height: 42px !important;
	min-width: 130px !important;
	width: auto !important;
	padding: 0 24px !important;
	color: #fff !important;
	font-size: 15px !important;
	font-weight: 600 !important;
	line-height: 42px !important;
	cursor: pointer;
	box-shadow: 0 4px 16px rgba(139, 111, 71, 0.35);
}

.none {
	display: none;
}

/* ---------- 响应式 ---------- */
@media screen and (max-width: 1024px) {
	.about-app {
		flex-direction: column;
		padding-top: 16px;
	}

	.about-unified-nav {
		flex: none;
		width: 100%;
		max-height: none;
		position: static;
		border-radius: 18px;
		border-right: 1px solid var(--line);
		border-bottom: none;
		box-shadow: 0 8px 28px rgba(42, 35, 24, 0.06);
	}

	.about-unified-nav__core {
		display: grid;
		grid-template-columns: repeat(2, 1fr);
		gap: 8px;
	}

	.about-stage {
		border-radius: 0 0 18px 18px;
		border-top: none;
	}

	.about-stage-tools {
		grid-template-columns: 1fr;
	}

	.faq-v2 {
		grid-template-columns: 1fr;
	}

	.faq-v2__toc {
		max-height: none;
	}
}

@media screen and (max-width: 560px) {
	.about-unified-nav__core {
		grid-template-columns: 1fr;
	}

	.about-hero-gold__inner {
		padding: 20px 16px;
	}

	.about-stage {
		padding: 20px 16px 28px;
	}

	.about-stage-hero__h {
		font-size: 22px;
	}
}