/* ============================================================
   aboutv2.css — 关于我们系列页面
   品牌红色 · 玻璃质感 · 高端大气
   ============================================================ */

body.about-page {
	margin: 0;
	padding: 0;
	min-height: 100vh;
	background: #f7f5f6;
	font-family: "Microsoft YaHei", "PingFang SC", -apple-system, BlinkMacSystemFont, sans-serif;
	color: #1a1a2e;
	-webkit-font-smoothing: antialiased;
}

body.about-page * {
	box-sizing: border-box;
}

/* ---------- 背景 ---------- */
.about-bg {
	position: fixed;
	inset: 0;
	z-index: 0;
	overflow: hidden;
	pointer-events: none;
	background: linear-gradient(155deg, #fffbfc 0%, #fff5f6 35%, #f8f6fa 70%, #faf8f8 100%);
}

.about-blob {
	position: absolute;
	border-radius: 50%;
	filter: blur(90px);
	animation: about-blob-float ease-in-out infinite alternate;
}

.about-blob-1 {
	width: 55vw;
	height: 55vw;
	max-width: 560px;
	top: -12%;
	right: -8%;
	background: radial-gradient(circle, rgba(216, 39, 62, 0.16) 0%, transparent 70%);
	animation-duration: 16s;
}

.about-blob-2 {
	width: 45vw;
	height: 45vw;
	max-width: 460px;
	bottom: -10%;
	left: -6%;
	background: radial-gradient(circle, rgba(255, 150, 170, 0.14) 0%, transparent 70%);
	animation-duration: 18s;
	animation-delay: -5s;
}

.about-blob-3 {
	width: 28vw;
	height: 28vw;
	top: 45%;
	left: 35%;
	background: radial-gradient(circle, rgba(26, 26, 46, 0.06) 0%, transparent 70%);
	animation-duration: 14s;
}

@keyframes about-blob-float {
	0%   { transform: translate(0, 0) scale(1); }
	100% { transform: translate(2%, -3%) scale(1.06); }
}

.about-mesh {
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(rgba(216, 39, 62, 0.025) 1px, transparent 1px),
		linear-gradient(90deg, rgba(216, 39, 62, 0.025) 1px, transparent 1px);
	background-size: 56px 56px;
	mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black, transparent);
}

.about-lines {
	position: absolute;
	top: 0;
	right: 10%;
	width: 1px;
	height: 100%;
	background: linear-gradient(180deg, transparent, rgba(216, 39, 62, 0.08), transparent);
}

.about-lines::before,
.about-lines::after {
	content: "";
	position: absolute;
	left: 40px;
	width: 1px;
	height: 100%;
	background: linear-gradient(180deg, transparent, rgba(216, 39, 62, 0.04), transparent);
}

.about-lines::after {
	left: 80px;
}

/* ---------- 容器 ---------- */
.about-wrap {
	position: relative;
	z-index: 1;
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 28px 48px;
}

/* ---------- 顶栏导航 ---------- */
.about-header {
	position: sticky;
	top: 0;
	z-index: 200;
	margin: 0 -28px 0;
	padding: 0 28px;
	backdrop-filter: blur(16px);
	border-bottom: 1px solid rgba(216, 39, 62, 0.08);
	animation: about-fade-down 0.6s ease-out both;
}

.about-header-inner {
	max-width: 1200px;
	margin: 0 auto;
	display: flex;
	align-items: center;
	gap: 20px;
	height: 72px;
}

.about-logo img {
	max-height: 44px;
	width: auto;
	display: block;
}

.about-nav {
	flex: 1;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	flex-wrap: wrap;
}

.about-nav-item {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 10px 16px;
	border-radius: 12px;
	font-size: 14px;
	font-weight: 500;
	color: #6b7280;
	text-decoration: none;
	transition: all 0.25s;
	position: relative;
}

.about-nav-icon {
	width: 32px;
	height: 32px;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 10px;
	background: rgba(216, 39, 62, 0.06);
	color: #9ca3af;
	transition: all 0.25s;
}

.about-nav-icon svg {
	width: 16px;
	height: 16px;
}

.about-nav-item:hover {
	color: #d8273e;
	background: rgba(216, 39, 62, 0.04);
}

.about-nav-item:hover .about-nav-icon {
	background: rgba(216, 39, 62, 0.12);
	color: #d8273e;
}

.about-nav-active {
	color: #fff !important;
	background: linear-gradient(135deg, #e8455c, #d8273e) !important;
	box-shadow: 0 6px 20px rgba(216, 39, 62, 0.35);
}

.about-nav-active .about-nav-icon {
	background: rgba(255, 255, 255, 0.2);
	color: #fff;
}

.about-back-home {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 10px 16px;
	border-radius: 12px;
	font-size: 13px;
	font-weight: 600;
	color: #d8273e;
	text-decoration: none;
	border: 1px solid rgba(216, 39, 62, 0.2);
	background: #fff;
	transition: all 0.25s;
	white-space: nowrap;
}

.about-back-home svg {
	width: 16px;
	height: 16px;
}

.about-back-home:hover {
	background: rgba(216, 39, 62, 0.06);
	transform: translateY(-1px);
	box-shadow: 0 4px 12px rgba(216, 39, 62, 0.12);
}

/* ---------- Hero ---------- */
.about-hero {
	margin: 28px 0 32px;
	animation: about-fade-up 0.7s ease-out 0.1s both;
}

.about-hero-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 40px;
	padding: 36px 40px;
	background: rgba(255, 255, 255, 0.75);
	border: 1px solid rgba(216, 39, 62, 0.1);
	border-radius: 24px;
	box-shadow: 0 12px 40px rgba(0, 0, 0, 0.04);
	position: relative;
	overflow: hidden;
}

.about-hero-inner::before {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 3px;
	background: linear-gradient(90deg, #d8273e, #e8455c, #ff6b8a, #d8273e);
	background-size: 200% 100%;
	animation: about-shine 4s ease-in-out infinite;
}

@keyframes about-shine {
	0%, 100% { background-position: 0% 50%; }
	50%      { background-position: 100% 50%; }
}

.about-hero-badge {
	display: inline-block;
	padding: 4px 14px;
	border-radius: 20px;
	font-size: 10px;
	font-weight: 700;
	letter-spacing: 2px;
	color: #d8273e;
	background: rgba(216, 39, 62, 0.08);
	margin-bottom: 10px;
}

.about-hero-text h1 {
	margin: 0 0 8px;
	font-size: 34px;
	font-weight: 800;
	color: #1a1a2e;
	letter-spacing: -0.5px;
}

.about-hero-text p {
	margin: 0;
	font-size: 15px;
	color: #6b7280;
	max-width: 480px;
	line-height: 1.6;
}

.about-hero-deco {
	position: relative;
	width: 140px;
	height: 140px;
	flex-shrink: 0;
}

.about-hero-ring {
	position: absolute;
	border-radius: 50%;
	border: 2px solid rgba(216, 39, 62, 0.12);
	animation: about-ring-spin 14s linear infinite;
}

.about-hero-ring-1 {
	inset: 0;
}

.about-hero-ring-2 {
	inset: 20px;
	animation-direction: reverse;
	animation-duration: 10s;
	border-color: rgba(216, 39, 62, 0.2);
}

.about-hero-core {
	position: absolute;
	top: 50%;
	left: 50%;
	width: 24px;
	height: 24px;
	margin: -12px 0 0 -12px;
	border-radius: 50%;
	background: linear-gradient(135deg, #e8455c, #d8273e);
	box-shadow: 0 0 24px rgba(216, 39, 62, 0.5);
	animation: about-core-pulse 2.5s ease-in-out infinite;
}

@keyframes about-ring-spin {
	to { transform: rotate(360deg); }
}

@keyframes about-core-pulse {
	0%, 100% { transform: scale(1); }
	50%      { transform: scale(1.15); }
}

/* ---------- 主内容区 ---------- */
.about-main {
	animation: about-fade-up 0.7s ease-out 0.2s both;
}

/* ---------- 关于我们 · 顶栏子导航 ---------- */
.about-aboutus-wrap {
	display: flex;
	flex-direction: column;
	gap: 20px;
}

.about-subnav {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	padding: 8px;
	background: rgba(255, 255, 255, 0.88);
	border: 1px solid rgba(216, 39, 62, 0.1);
	border-radius: 16px;
	box-shadow: 0 6px 24px rgba(0, 0, 0, 0.04);
	animation: about-fade-up 0.6s ease-out 0.25s both;
}

.about-subnav-link {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	padding: 12px 20px;
	border-radius: 12px;
	font-size: 14px;
	font-weight: 500;
	color: #4b5563;
	text-decoration: none;
	background: #f9fafb;
	border: 1px solid #eef0f4;
	transition: all 0.25s;
	position: relative;
}

.about-subnav-link::before {
	content: "";
	flex-shrink: 0;
	width: 22px;
	height: 22px;
	transition: all 0.25s;
}

/* 1 · 圆形 — 网站简介 */
.about-subnav-link:nth-child(5n+1)::before {
	border-radius: 50%;
	background: linear-gradient(135deg, #e8455c, #d8273e);
	box-shadow: 0 2px 8px rgba(216, 39, 62, 0.35);
}

/* 2 · 菱形 — 广告服务 */
.about-subnav-link:nth-child(5n+2)::before {
	border-radius: 4px;
	background: linear-gradient(135deg, #ff8f6b, #e8455c);
	transform: rotate(45deg) scale(0.78);
	box-shadow: 0 2px 8px rgba(255, 143, 107, 0.4);
}

/* 3 · 定位针 — 联系我们 */
.about-subnav-link:nth-child(5n+3)::before {
	width: 22px;
	height: 22px;
	border-radius: 0;
	background: linear-gradient(180deg, #e8455c, #d8273e);
	clip-path: polygon(50% 100%, 0% 38%, 22% 0%, 78% 0%, 100% 38%);
	transform: scale(0.88);
	box-shadow: 0 2px 8px rgba(216, 39, 62, 0.35);
}

/* 4 · 圆角方 — 会员权益 */
.about-subnav-link:nth-child(5n+4)::before {
	border-radius: 6px;
	background: linear-gradient(180deg, #ff6b8a, #d8273e);
	box-shadow: inset 0 -3px 0 rgba(0, 0, 0, 0.1);
}

/* 5 · 六边形 — 审核机制 */
.about-subnav-link:nth-child(5n+5)::before {
	border-radius: 0;
	background: linear-gradient(135deg, #d8273e, #b91c3a);
	clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
	transform: scale(0.88);
}

.about-subnav-link:hover {
	color: #d8273e;
	background: rgba(216, 39, 62, 0.05);
	border-color: rgba(216, 39, 62, 0.2);
	transform: translateY(-2px);
	box-shadow: 0 4px 14px rgba(216, 39, 62, 0.1);
}

.about-subnav-link:hover::before {
	transform: scale(1.05);
}

.about-subnav-link:nth-child(5n+2):hover::before {
	transform: rotate(45deg) scale(0.85);
}

.about-subnav-link:nth-child(5n+3):hover::before {
	transform: scale(0.92);
}

.about-subnav-link:nth-child(5n+5):hover::before {
	transform: scale(0.94);
}

.about-subnav-active {
	color: #fff !important;
	background: linear-gradient(135deg, #e8455c, #d8273e) !important;
	border-color: transparent !important;
	box-shadow: 0 6px 20px rgba(216, 39, 62, 0.35) !important;
	font-weight: 600;
	transform: none !important;
}

.about-subnav-active::before {
	filter: brightness(1.15);
	box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.5) !important;
}

.about-subnav-active:nth-child(5n+1)::before {
	background: #fff !important;
	box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.6) !important;
}

.about-subnav-active:nth-child(5n+2)::before {
	background: #fff !important;
	transform: rotate(45deg) scale(0.78);
}

.about-subnav-active:nth-child(5n+3)::before {
	background: #fff !important;
	clip-path: polygon(50% 100%, 0% 38%, 22% 0%, 78% 0%, 100% 38%);
	transform: scale(0.88);
}

.about-subnav-active:nth-child(5n+4)::before {
	background: #fff !important;
}

.about-subnav-active:nth-child(5n+5)::before {
	background: #fff !important;
	clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

/* ---------- 内容卡片 ---------- */
.about-content-card {
	background: rgba(255, 255, 255, 0.92);
	border: 1px solid rgba(216, 39, 62, 0.08);
	border-radius: 20px;
	box-shadow: 0 12px 40px rgba(0, 0, 0, 0.04);
	overflow: hidden;
	position: relative;
}

.about-content-bar {
	height: 3px;
	background: linear-gradient(90deg, #d8273e, #e8455c, #ff6b8a);
}

.about-content-body {
	padding: 36px 40px;
	text-align: left;
}

/* 富文本内容 */
.about-rich-content h1,
.about-rich-content h2,
.about-rich-content h3 {
	color: #1a1a2e;
	font-weight: 700;
	margin: 0 0 16px;
	padding-bottom: 12px;
	border-bottom: 1px solid #f0f0f0;
	text-align: left;
}

.about-rich-content h1 { font-size: 26px; }
.about-rich-content h2 { font-size: 22px; }
.about-rich-content h3 { font-size: 18px; }

.about-rich-content p {
	color: #4b5563;
	font-size: 15px;
	line-height: 1.9;
	margin: 0 0 16px;
	text-align: left;
}

.about-rich-content img {
	max-width: 100%;
	height: auto;
	border-radius: 12px;
	margin: 16px 0;
	box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.about-rich-content a {
	color: #d8273e;
	text-decoration: none;
	border-bottom: 1px solid transparent;
	transition: border-color 0.2s;
}

.about-rich-content a:hover {
	border-bottom-color: #d8273e;
}

.about-rich-content ul,
.about-rich-content ol {
	margin: 16px 0;
	padding-left: 24px;
	text-align: left;
}

.about-rich-content li {
	color: #4b5563;
	line-height: 1.8;
	margin-bottom: 8px;
}

.about-rich-content blockquote {
	margin: 20px 0;
	padding: 16px 20px;
	border-left: 4px solid #d8273e;
	background: rgba(216, 39, 62, 0.04);
	border-radius: 0 12px 12px 0;
	color: #6b7280;
}

.about-rich-content table {
	width: 100%;
	border-collapse: collapse;
	margin: 20px 0;
	border-radius: 12px;
	overflow: hidden;
	box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.about-rich-content th {
	background: linear-gradient(135deg, #e8455c, #d8273e);
	color: #fff;
	padding: 12px 16px;
	text-align: left;
}

.about-rich-content td {
	padding: 12px 16px;
	border-bottom: 1px solid #f0f0f0;
	color: #4b5563;
}

.about-rich-content tr:nth-child(even) {
	background: #fafafa;
}

/* ---------- 公告 ---------- */
.about-announce-list {
	display: flex;
	flex-direction: column;
	gap: 24px;
}

.about-announce-card {
	background: rgba(255, 255, 255, 0.92);
	border: 1px solid rgba(216, 39, 62, 0.08);
	border-radius: 20px;
	overflow: hidden;
	box-shadow: 0 8px 32px rgba(0, 0, 0, 0.04);
	animation: about-card-in 0.6s ease-out both;
	transition: transform 0.3s, box-shadow 0.3s;
}

.about-announce-card:hover {
	transform: translateY(-3px);
	box-shadow: 0 16px 40px rgba(216, 39, 62, 0.08);
}

@keyframes about-card-in {
	from { opacity: 0; transform: translateY(20px); }
	to   { opacity: 1; transform: translateY(0); }
}

.about-announce-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 16px;
	padding: 22px 28px;
	background: linear-gradient(135deg, rgba(216, 39, 62, 0.04), transparent);
	border-bottom: 1px solid #f0f0f0;
}

.about-announce-title {
	display: flex;
	align-items: center;
	gap: 14px;
}

.about-announce-icon {
	width: 42px;
	height: 42px;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 12px;
	background: linear-gradient(135deg, #e8455c, #d8273e);
	color: #fff;
	flex-shrink: 0;
}

.about-announce-icon svg {
	width: 20px;
	height: 20px;
}

.about-announce-title h2 {
	margin: 0;
	font-size: 18px;
	font-weight: 700;
	color: #1a1a2e;
}

.about-announce-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
}

.about-announce-meta span {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: 12px;
	color: #9ca3af;
}

.about-announce-meta svg {
	width: 14px;
	height: 14px;
	color: #d8273e;
}

.about-announce-body {
	padding: 28px;
}

/* ---------- FAQ ---------- */
.about-faq-wrap {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 24px;
	align-items: start;
}

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

.about-faq-group {
	background: rgba(255, 255, 255, 0.9);
	border: 1px solid rgba(216, 39, 62, 0.08);
	border-radius: 16px;
	padding: 20px;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
	animation: about-card-in 0.5s ease-out both;
	transition: transform 0.25s;
}

.about-faq-group:hover {
	transform: translateX(4px);
}

.about-faq-group-head {
	display: flex;
	align-items: center;
	gap: 12px;
	margin-bottom: 14px;
}

.about-faq-num {
	width: 32px;
	height: 32px;
	line-height: 32px;
	text-align: center;
	border-radius: 10px;
	font-size: 12px;
	font-weight: 700;
	color: #fff;
	background: linear-gradient(135deg, #e8455c, #d8273e);
	flex-shrink: 0;
}

.about-faq-group-head h3 {
	margin: 0;
	font-size: 15px;
	font-weight: 700;
	color: #1a1a2e;
}

.about-faq-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.about-faq-tag {
	display: inline-block;
	padding: 8px 14px;
	border-radius: 20px;
	font-size: 13px;
	color: #6b7280;
	text-decoration: none;
	background: #f9fafb;
	border: 1px solid #eef0f4;
	transition: all 0.2s;
}

.about-faq-tag:hover {
	color: #d8273e;
	border-color: rgba(216, 39, 62, 0.3);
	background: rgba(216, 39, 62, 0.04);
	transform: translateY(-2px);
}

.about-faq-tag-active {
	color: #fff !important;
	background: linear-gradient(135deg, #e8455c, #d8273e) !important;
	border-color: transparent !important;
	box-shadow: 0 4px 12px rgba(216, 39, 62, 0.25);
}

.about-faq-answer {
	position: sticky;
	top: 96px;
}

.about-faq-answer-head {
	display: flex;
	align-items: flex-start;
	gap: 14px;
	padding: 28px 28px 0;
}

.about-faq-answer-icon {
	width: 40px;
	height: 40px;
	line-height: 40px;
	text-align: center;
	border-radius: 12px;
	font-size: 18px;
	font-weight: 800;
	color: #fff;
	background: linear-gradient(135deg, #e8455c, #d8273e);
	flex-shrink: 0;
}

.about-faq-answer-head h1 {
	margin: 0;
	padding-top: 6px;
	font-size: 20px;
	font-weight: 700;
	color: #1a1a2e;
	line-height: 1.4;
	border: none;
}

.about-faq-answer-body {
	padding: 20px 28px 32px;
}

.about-faq-answer-body p {
	margin: 0;
}

/* ---------- 友情链接 ---------- */
.about-flink-wrap {
	display: flex;
	flex-direction: column;
	gap: 24px;
}

.about-flink-section {
	background: rgba(255, 255, 255, 0.92);
	border: 1px solid rgba(216, 39, 62, 0.08);
	border-radius: 20px;
	padding: 24px 28px;
	box-shadow: 0 8px 32px rgba(0, 0, 0, 0.04);
	animation: about-card-in 0.6s ease-out both;
}

.about-flink-section-head {
	display: flex;
	align-items: center;
	gap: 12px;
	margin-bottom: 18px;
	padding-bottom: 14px;
	border-bottom: 1px solid #f0f0f0;
}

.about-flink-section-icon {
	width: 38px;
	height: 38px;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 10px;
	background: linear-gradient(135deg, #e8455c, #d8273e);
	color: #fff;
}

.about-flink-section-icon svg {
	width: 18px;
	height: 18px;
}

.about-flink-section-head h2 {
	margin: 0;
	font-size: 17px;
	font-weight: 700;
	color: #1a1a2e;
}

.about-flink-imgs {
	display: flex;
	flex-wrap: wrap;
	gap: 14px;
	margin-bottom: 14px;
}

.about-flink-img-item {
	display: block;
	padding: 10px;
	background: #fff;
	border: 1px solid #eef0f4;
	border-radius: 12px;
	transition: all 0.25s;
}

.about-flink-img-item img {
	max-width: 130px;
	max-height: 60px;
	display: block;
}

.about-flink-img-item:hover {
	border-color: #d8273e;
	transform: translateY(-3px);
	box-shadow: 0 8px 20px rgba(216, 39, 62, 0.12);
}

.about-flink-txt {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
}

.about-flink-txt a {
	padding: 8px 16px;
	border-radius: 20px;
	font-size: 13px;
	color: #6b7280;
	text-decoration: none;
	background: #f9fafb;
	border: 1px solid #eef0f4;
	transition: all 0.2s;
}

.about-flink-txt a:hover {
	color: #d8273e;
	border-color: rgba(216, 39, 62, 0.3);
	background: rgba(216, 39, 62, 0.04);
}

.about-flink-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 24px;
}

.about-flink-steps-head {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 24px 28px 0;
}

.about-flink-steps-num {
	width: 36px;
	height: 36px;
	line-height: 36px;
	text-align: center;
	border-radius: 10px;
	font-size: 13px;
	font-weight: 700;
	color: #fff;
	background: linear-gradient(135deg, #e8455c, #d8273e);
}

.about-flink-steps-head h2 {
	margin: 0;
	font-size: 18px;
	font-weight: 700;
	color: #1a1a2e;
}

.about-flink-steps-body {
	padding: 20px 28px 28px;
}

.about-step-item {
	display: flex;
	gap: 14px;
	align-items: flex-start;
	margin-bottom: 16px;
}

.about-step-dot {
	width: 28px;
	height: 28px;
	line-height: 28px;
	text-align: center;
	border-radius: 50%;
	font-size: 13px;
	font-weight: 700;
	color: #d8273e;
	background: rgba(216, 39, 62, 0.08);
	flex-shrink: 0;
}

.about-step-item p {
	margin: 4px 0 0;
	font-size: 14px;
	color: #6b7280;
	line-height: 1.7;
}

.about-flink-code {
	margin: 0 0 20px 42px;
	padding: 16px 18px;
	border-radius: 12px;
	background: rgba(216, 39, 62, 0.04);
	border: 1px solid rgba(216, 39, 62, 0.1);
}

.about-flink-code div {
	display: flex;
	gap: 12px;
	align-items: center;
	margin-bottom: 8px;
	font-size: 13px;
}

.about-flink-code div:last-child {
	margin-bottom: 0;
}

.about-flink-code em {
	color: #9ca3af;
	font-style: normal;
	min-width: 56px;
}

.about-flink-code strong {
	color: #d8273e;
	word-break: break-all;
}

.about-flink-form-inner {
	padding: 16px 28px 28px;
}

.about-form-row {
	display: grid;
	grid-template-columns: 80px 1fr;
	gap: 12px;
	align-items: center;
	margin-bottom: 14px;
}

.about-form-row-full {
	align-items: start;
}

.about-form-row label {
	font-size: 14px;
	font-weight: 600;
	color: #4b5563;
	text-align: right;
}

.about-form-row input,
.about-form-row select,
.about-form-row textarea {
	width: 100%;
	padding: 11px 14px;
	border: 1px solid #e5e7eb;
	border-radius: 10px;
	font-size: 14px;
	color: #1a1a2e;
	background: #f9fafb;
	font-family: inherit;
	transition: border-color 0.2s, box-shadow 0.2s;
	outline: none;
}

.about-form-row textarea {
	min-height: 100px;
	resize: vertical;
}

.about-form-row input:focus,
.about-form-row select:focus,
.about-form-row textarea:focus {
	border-color: #d8273e;
	background: #fff;
	box-shadow: 0 0 0 3px rgba(216, 39, 62, 0.1);
}

.about-captcha-group {
	display: flex;
	align-items: center;
	gap: 12px;
}

.about-captcha-group .text {
	width: 100px !important;
	flex: none;
}

.about-captcha-group .authcode {
	height: 40px;
	border-radius: 8px;
	border: 1px solid #e5e7eb;
	cursor: pointer;
}

.about-form-submit {
	padding-top: 8px;
	text-align: center;
}

.about-form-submit .submit {
	padding: 14px 40px;
	border: none;
	border-radius: 14px;
	font-size: 15px;
	font-weight: 700;
	color: #fff;
	cursor: pointer;
	background: linear-gradient(135deg, #e8455c, #d8273e);
	box-shadow: 0 8px 24px rgba(216, 39, 62, 0.35);
	font-family: inherit;
	transition: transform 0.2s, box-shadow 0.2s;
}

.about-form-submit .submit:hover {
	transform: translateY(-2px);
	box-shadow: 0 12px 32px rgba(216, 39, 62, 0.45);
}

/* ---------- 网站地图 ---------- */
.about-sitemap-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
	gap: 20px;
}

.about-sitemap-card {
	background: rgba(255, 255, 255, 0.92);
	border: 1px solid rgba(216, 39, 62, 0.08);
	border-radius: 18px;
	overflow: hidden;
	box-shadow: 0 6px 24px rgba(0, 0, 0, 0.04);
	animation: about-card-in 0.5s ease-out both;
	transition: transform 0.3s, box-shadow 0.3s;
}

.about-sitemap-card:hover {
	transform: translateY(-4px);
	box-shadow: 0 14px 36px rgba(216, 39, 62, 0.1);
}

.about-sitemap-card-head {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 18px 20px;
	background: linear-gradient(135deg, rgba(216, 39, 62, 0.05), transparent);
	border-bottom: 1px solid #f0f0f0;
}

.about-sitemap-icon {
	width: 36px;
	height: 36px;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 10px;
	background: linear-gradient(135deg, #e8455c, #d8273e);
	color: #fff;
	flex-shrink: 0;
}

.about-sitemap-icon svg {
	width: 18px;
	height: 18px;
}

.about-sitemap-card-head h2 {
	margin: 0;
	font-size: 15px;
	font-weight: 700;
}

.about-sitemap-card-head a {
	color: #1a1a2e;
	text-decoration: none;
	transition: color 0.2s;
}

.about-sitemap-card-head a:hover {
	color: #d8273e;
}

.about-sitemap-links {
	list-style: none;
	margin: 0;
	padding: 14px 16px 18px;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 4px;
}

.about-sitemap-links li {
	margin: 0;
}

.about-sitemap-links a {
	display: block;
	padding: 8px 10px;
	border-radius: 8px;
	font-size: 13px;
	color: #6b7280;
	text-decoration: none;
	transition: all 0.2s;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.about-sitemap-links a:hover {
	color: #d8273e;
	background: rgba(216, 39, 62, 0.05);
	padding-left: 14px;
}

/* ---------- 页脚 ---------- */
.about-footer {
	margin-top: 40px;
	padding: 24px 0 8px;
	text-align: center;
	animation: about-fade-up 0.6s ease-out 0.4s both;
}

.about-footer-inner {
	font-size: 13px;
	color: #9ca3af;
}

.about-footer-inner a {
	color: #6b7280;
	text-decoration: none;
	margin-left: 8px;
	transition: color 0.2s;
}

.about-footer-inner a:hover {
	color: #d8273e;
}

/* ---------- 动画 ---------- */
@keyframes about-fade-up {
	from { opacity: 0; transform: translateY(24px); }
	to   { opacity: 1; transform: translateY(0); }
}

@keyframes about-fade-down {
	from { opacity: 0; transform: translateY(-16px); }
	to   { opacity: 1; transform: translateY(0); }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
	.about-faq-wrap {
		grid-template-columns: 1fr;
	}

	.about-faq-answer {
		position: static;
	}

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

@media (max-width: 768px) {
	.about-wrap {
		padding: 0 16px 32px;
	}

	.about-header {
		margin: 0 -16px;
		padding: 0 16px;
	}

	.about-header-inner {
		flex-wrap: wrap;
		height: auto;
		padding: 14px 0;
	}

	.about-nav {
		order: 3;
		width: 100%;
		justify-content: flex-start;
		overflow-x: auto;
		flex-wrap: nowrap;
		padding-bottom: 4px;
		-webkit-overflow-scrolling: touch;
	}

	.about-nav-item span:last-child {
		white-space: nowrap;
	}

	.about-back-home {
		margin-left: auto;
	}

	.about-hero-inner {
		flex-direction: column;
		padding: 28px 24px;
		text-align: center;
	}

	.about-hero-text p {
		max-width: none;
	}

	.about-hero-deco {
		width: 100px;
		height: 100px;
	}

	.about-hero-text h1 {
		font-size: 26px;
	}

	.about-subnav {
		flex-wrap: nowrap;
		overflow-x: auto;
		-webkit-overflow-scrolling: touch;
		padding-bottom: 4px;
	}

	.about-subnav-link {
		flex-shrink: 0;
		padding: 10px 16px;
		font-size: 13px;
	}

	.about-content-body {
		padding: 24px 20px;
	}

	.about-announce-head {
		flex-direction: column;
		align-items: flex-start;
		padding: 20px;
	}

	.about-announce-body {
		padding: 20px;
	}

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

	.about-sitemap-links {
		grid-template-columns: 1fr;
	}

	.about-form-row {
		grid-template-columns: 1fr;
	}

	.about-form-row label {
		text-align: left;
	}
}

@media (max-width: 480px) {
	.about-nav-item {
		padding: 8px 12px;
		font-size: 13px;
	}

	.about-nav-icon {
		width: 28px;
		height: 28px;
	}
}