/* =====================================================
   森科 GEO 版式 · 视觉系统 v0.1
   主色 #1F348D · 点缀/CTA #E70315 · 底 #FFF/#F7F7F7
   全直角 · 白底影棚产品图 · 悬停四件套
   仅在 body.senke-geo 页面生效，旧站零影响
   ===================================================== */

/* —— 隐藏主题自带页头/页脚/标题（仅 GEO 版式页） —— */
body.senke-geo #masthead,
body.senke-geo .site-header,
body.senke-geo #ast-desktop-header,
body.senke-geo #ast-mobile-header,
body.senke-geo #colophon,
body.senke-geo .site-footer,
body.senke-geo .entry-header,
body.senke-geo .page-header,
body.senke-geo #ast-scroll-to-top {
	display: none !important;
}

/* —— 关键重置：Astra 的 .ast-container 是 flex，会把 GEO 区块横排压扁 —— */
body.senke-geo .ast-container,
body.senke-geo #content .ast-container {
	display: block;
	width: 100%;
	max-width: none;
	padding: 0;
	margin: 0;
}

/* 变量 */
body.senke-geo {
	--sk-blue: #1F348D;
	--sk-blue-d: #16265f;
	--sk-red: #E70315;
	--sk-gray: #F7F7F7;
	--sk-t1: #333333;
	--sk-t2: #666666;
	--sk-t3: #999999;
	--sk-line: #e6e6e6;
}

body.senke-geo .entry-content,
body.senke-geo .ast-container,
body.senke-geo .site-content {
	padding-left: 0 !important;
	padding-right: 0 !important;
	max-width: none !important;
	width: 100% !important;
}
body.senke-geo #content > .ast-container,
body.senke-geo .site-main {
	margin: 0 !important;
	padding: 0 !important;
	max-width: none !important;
}

/* —— 通用 —— */
.sk-sec-in,
.sk-header-in,
.sk-footer-in {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 24px;
}
.sk-sec { padding: 72px 0; background: #fff; }
.sk-sec-gray { background: var(--sk-gray); }
.sk-kicker {
	font-size: 13px; letter-spacing: .35em; color: var(--sk-red);
	font-weight: 700; margin: 0 0 10px;
}
.sk-h2 { font-size: 30px; line-height: 1.25; color: var(--sk-t1); margin: 0 0 12px; }
.sk-lead { color: var(--sk-t2); font-size: 15px; margin: 0 0 36px; }
.sk-more { color: var(--sk-red); font-size: 13px; font-weight: 600; }

.sk-btn {
	display: inline-block; padding: 13px 34px; font-size: 15px; font-weight: 700;
	border-radius: 0; text-decoration: none; transition: all .3s ease;
}
.sk-btn-solid {
	background: linear-gradient(135deg, var(--sk-red), #b80210); color: #fff !important;
}
.sk-btn-solid:hover { opacity: .88; box-shadow: 0 8px 20px rgba(231,3,21,.35); }
.sk-btn-ghost {
	border: 1px solid var(--sk-blue-d); color: var(--sk-blue-d) !important;
}
.sk-btn-ghost:hover { background: var(--sk-blue-d); color: #fff !important; }
.sk-btn-white {
	background: #fff; color: var(--sk-red) !important;
}
.sk-btn-white:hover { box-shadow: 0 8px 20px rgba(0,0,0,.25); }

/* —— 页头 —— */
.sk-header {
	background: #fff; border-bottom: 1px solid var(--sk-line);
	position: sticky; top: 0; z-index: 999;
}
.sk-header-in {
	display: flex; align-items: center; gap: 28px; height: 72px;
}
.sk-logo {
	font-size: 22px; font-weight: 900; color: var(--sk-blue);
	text-decoration: none; letter-spacing: .06em; display: flex; flex-direction: column; line-height: 1.1;
}
.sk-logo span { font-size: 11px; font-weight: 500; color: var(--sk-t3); letter-spacing: .12em; }
.sk-nav { margin-left: auto; display: flex; gap: 26px; }
.sk-nav a {
	color: var(--sk-t1); text-decoration: none; font-size: 15px; position: relative; padding: 6px 0;
}
/* 导航下划线中心展开 */
.sk-nav a::after {
	content: ""; position: absolute; left: 50%; bottom: 0; width: 0; height: 2px;
	background: var(--sk-red); transition: all .3s ease; transform: translateX(-50%);
}
.sk-nav a:hover::after { width: 100%; }
.sk-head-tel {
	background: linear-gradient(135deg, var(--sk-red), #b80210);
	color: #fff !important; text-decoration: none; font-weight: 700;
	padding: 10px 22px; font-size: 15px;
}

/* —— ① 宽幅 Hero（明亮蓝白风：白渐变遮罩 + 深蓝文字） —— */
.sk-hero { position: relative; height: 560px; overflow: hidden; background: #F4F6F9; }
.sk-hero-slide {
	position: absolute; inset: 0; width: 100%; height: 100%;
	object-fit: cover; object-position: center; display: block;
	opacity: 0; animation: skHeroFade 24s infinite;
}
.sk-hero-slide1 { animation-delay: 0s; }
.sk-hero-slide2 { animation-delay: 8s; }
.sk-hero-slide3 { animation-delay: 16s; }
/* 文字层与图片同拍淡入淡出 */
.sk-hero-copy { opacity: 0; animation: skHeroFade 24s infinite; }
.sk-hero-copy1 { animation-delay: 0s; }
.sk-hero-copy2 { animation-delay: 8s; }
.sk-hero-copy3 { animation-delay: 16s; }
@keyframes skHeroFade {
	0%   { opacity: 0; }
	4%   { opacity: 1; }
	30%  { opacity: 1; }
	38%  { opacity: 0; }
	100% { opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
	.sk-hero-slide { animation: none; }
	.sk-hero-slide2, .sk-hero-slide3 { display: none; }
	.sk-hero-slide1 { opacity: 1; }
	.sk-hero-copy { animation: none; }
	.sk-hero-copy2, .sk-hero-copy3 { display: none; }
	.sk-hero-copy1 { opacity: 1; }
}
.sk-hero-mask {
	position: absolute; inset: 0;
	background: linear-gradient(90deg, rgba(255,255,255,.5) 0%, rgba(255,255,255,.24) 18%, rgba(255,255,255,0) 38%, rgba(255,255,255,0) 100%);
}
.sk-hero-in {
	position: absolute; inset: 0; display: flex; flex-direction: column;
	justify-content: center; padding: 0 24px; max-width: 1200px; margin: 0 auto;
}
.sk-hero-kicker { color: var(--sk-red); letter-spacing: .25em; font-size: 13px; margin: 0 0 14px; font-weight: 700; text-shadow: 0 0 10px rgba(255,255,255,.8), 0 0 18px rgba(255,255,255,.6); }
.sk-hero h1 {
	color: var(--sk-blue-d); font-size: 38px; line-height: 1.3; margin: 0 0 18px; max-width: 880px;
	text-shadow: 0 0 12px rgba(255,255,255,.75), 0 0 24px rgba(255,255,255,.55);
}
.sk-hero-sub { color: #3A4356; font-size: 16px; line-height: 1.8; max-width: 640px; margin: 0 0 30px; white-space: pre-line; text-shadow: 0 0 10px rgba(255,255,255,.85), 0 0 20px rgba(255,255,255,.65); }
.sk-hero-cta { display: flex; gap: 14px; }

/* —— ② 硬事实条 —— */
.sk-facts {
	background: var(--sk-blue); color: #fff;
	display: grid; grid-template-columns: repeat(4, 1fr);
}
.sk-facts > div {
	text-align: center; padding: 15px 10px 13px; border-right: 1px solid rgba(255,255,255,.15);
}
.sk-facts > div:last-child { border-right: 0; }
.sk-facts strong { display: block; font-size: 23px; margin-bottom: 3px; }
.sk-facts span { font-size: 12px; color: rgba(255,255,255,.8); letter-spacing: .04em; }

/* —— ③ 产品矩阵 —— */
.sk-grid {
	display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.sk-pcard {
	background: #fff; border: 1px solid var(--sk-line); text-decoration: none;
	display: flex; flex-direction: column; transition: all .35s ease;
}
.sk-pcard:hover {
	transform: translateY(-6px); box-shadow: 0 14px 34px rgba(31,52,141,.16);
	border-color: transparent;
}
.sk-pcard-img {
	background: #fff; overflow: hidden; aspect-ratio: 4 / 3; display: flex;
	align-items: center; justify-content: center;
}
.sk-pcard-img img {
	width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease;
}
/* 图片悬停放大 */
.sk-pcard:hover .sk-pcard-img img { transform: scale(1.1); }
.sk-pcard-body { padding: 18px 20px 22px; border-top: 1px solid var(--sk-line); }
.sk-pcard-body h3 { font-size: 16px; color: var(--sk-t1); margin: 0 0 10px; line-height: 1.5; }
.sk-pcard-sku {
	display: inline-block; font-size: 12px; font-weight: 700; color: var(--sk-blue);
	background: #EEF1F8; padding: 2px 10px; margin: 0 0 10px; letter-spacing: .04em;
}
.sk-pcard:hover .sk-more { text-decoration: underline; }

/* —— ④ 手风琴方案卡（永健式：黑蒙层 + 竖排标题 + 圆角） —— */
.sk-solwrap { display: flex; gap: 14px; height: 500px; }
.sk-sol {
	position: relative; flex: 1; overflow: hidden; text-decoration: none;
	display: block; border-radius: 10px;
	background: #1a1a1a; transition: flex .6s ease-out;
}
/* 默认展开第一张（宽度比例取永健 26.35% / 13.31% ≈ 2） */
.sk-sol:first-child { flex: 2.05; }
.sk-solwrap:hover .sk-sol { flex: 1; }
.sk-solwrap:hover .sk-sol:hover { flex: 2.1; }
.sk-sol-img { position: absolute; inset: 0; }
.sk-sol-img img {
	width: 100%; height: 100%; object-fit: cover; object-position: top center;
	transition: transform .6s ease; filter: saturate(.85);
}
/* 永健式 50% 黑蒙层：压暗照片、托出白字 */
.sk-sol-img::after {
	content: ""; position: absolute; inset: 0;
	background: rgba(0,0,0,.5); transition: background .3s;
}
.sk-sol:first-child .sk-sol-img::after,
.sk-solwrap:hover .sk-sol:hover .sk-sol-img::after { background: rgba(40,40,40,.62); }
.sk-sol:hover .sk-sol-img img { transform: scale(1.06); }

/* 收起态：竖排标题居中 */
.sk-sol-vert {
	position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
	transition: opacity .5s;
}
.sk-sol-vert span {
	writing-mode: vertical-rl; color: #fff; font-size: 20px; font-weight: 700;
	letter-spacing: 6px; text-shadow: 0 1px 6px rgba(0,0,0,.4);
}
.sk-sol:first-child .sk-sol-vert,
.sk-solwrap:hover .sk-sol:hover .sk-sol-vert { opacity: 0; }
.sk-solwrap:hover .sk-sol:first-child .sk-sol-vert { opacity: 1; }

/* 展开态：标题 + 摘要 + 按钮，左侧垂直居中 */
.sk-sol-bar {
	position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center;
	padding: 0 36px; opacity: 0; transition: opacity .5s;
}
.sk-sol:first-child .sk-sol-bar { opacity: 1; }
.sk-solwrap:hover .sk-sol:first-child .sk-sol-bar { opacity: 0; }
.sk-solwrap:hover .sk-sol:hover .sk-sol-bar { opacity: 1; }
.sk-sol-bar h3 { font-size: 22px; line-height: 1.5; margin: 0; color: #fff; font-weight: 700; }
.sk-sol-body {
	max-height: 0; opacity: 0; overflow: hidden; transition: all .5s ease .12s;
}
.sk-sol-body p {
	font-size: 14px; line-height: 2; color: rgba(255,255,255,.92); margin: 16px 0 0; max-width: 380px;
}
.sk-sol-body .sk-more {
	display: inline-block; margin-top: 24px; padding: 9px 18px;
	background: #2E62D9; color: #fff; font-size: 12.5px; letter-spacing: 1px;
	border-radius: 4px;
}
.sk-sol:hover .sk-sol-body,
.sk-sol:first-child .sk-sol-body { max-height: 300px; opacity: 1; }
.sk-solwrap:hover .sk-sol:first-child .sk-sol-body { max-height: 0; opacity: 0; }
.sk-solwrap:hover .sk-sol:hover .sk-sol-body { max-height: 300px; opacity: 1; }

/* 机器可读方案索引 */
.sk-sol-index {
	margin: 26px 0 0; padding: 22px 26px; background: #fff;
	border: 1px solid var(--sk-line); list-style: none;
}
.sk-sol-index li { font-size: 13.5px; color: var(--sk-t2); line-height: 2; }
.sk-sol-index a { color: var(--sk-blue); font-weight: 700; text-decoration: none; }
.sk-sol-index a:hover { color: var(--sk-red); }

/* —— ⑤ 资质与案例 —— */
.sk-cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.sk-cert {
	border: 1px solid var(--sk-line); padding: 26px 22px; transition: all .35s ease; background: #fff;
}
.sk-cert:hover { transform: translateY(-6px); box-shadow: 0 14px 34px rgba(31,52,141,.14); }
.sk-cert h3 { font-size: 17px; color: var(--sk-blue); margin: 0 0 10px; }
.sk-cert p { font-size: 13.5px; color: var(--sk-t2); line-height: 1.8; margin: 0; }

/* —— ⑥ 车间实拍画廊 —— */
.sk-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.sk-gallery figure {
	margin: 0; background: #fff; border: 1px solid var(--sk-line);
	overflow: hidden; transition: all .35s ease;
}
.sk-gallery figure:hover { transform: translateY(-6px); box-shadow: 0 14px 34px rgba(31,52,141,.16); }
.sk-gallery img {
	display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
	transition: transform .5s ease;
}
.sk-gallery figure:hover img { transform: scale(1.06); }
.sk-gallery figcaption {
	padding: 12px 14px; font-size: 13px; color: var(--sk-t2);
	border-top: 1px solid var(--sk-line);
}

/* —— ⑦ FAQ —— */
.sk-faqs { max-width: 860px; }
.sk-faq {
	background: #fff; border: 1px solid var(--sk-line); margin-bottom: 12px;
}
.sk-faq summary {
	cursor: pointer; padding: 18px 22px; font-weight: 700; color: var(--sk-t1); font-size: 15px;
	list-style: none; position: relative;
}
.sk-faq summary::-webkit-details-marker { display: none; }
.sk-faq summary::after {
	content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%);
	color: var(--sk-red); font-size: 20px; font-weight: 700;
}
.sk-faq[open] summary::after { content: "−"; }
.sk-faq p { padding: 0 22px 20px; color: var(--sk-t2); line-height: 1.9; font-size: 14px; margin: 0; }

/* —— ⑦ CTA —— */
.sk-cta { background: linear-gradient(135deg, var(--sk-red), #b80210); }
.sk-cta-in {
	max-width: 1200px; margin: 0 auto; padding: 46px 24px;
	display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.sk-cta h2 { color: #fff; font-size: 24px; margin: 0 0 6px; }
.sk-cta p { color: rgba(255,255,255,.9); margin: 0; font-size: 14px; }

/* —— 页脚 —— */
.sk-footer { background: #141f45; color: rgba(255,255,255,.82); }
.sk-fbar a.sk-icp-link { color: rgba(255,255,255,.78); text-decoration: none; }
.sk-fbar a.sk-icp-link:hover { color: #fff; }
.sk-footer-in {
	display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding: 56px 24px 40px;
	max-width: 1200px; margin: 0 auto;
}
.sk-logo-f { color: #fff; margin-bottom: 14px; }
.sk-logo-f img { height: 42px; width: auto; display: block; margin-bottom: 6px; }
.sk-logo-f span { display: block; font-size: 11px; font-weight: 500; color: rgba(255,255,255,.55); letter-spacing: .12em; }
.sk-fcol p { font-size: 13.5px; line-height: 1.9; margin: 0 0 12px; }
.sk-fcol h3 { color: #fff; font-size: 15px; margin: 0 0 14px; letter-spacing: .1em; }
.sk-fcol ul { list-style: none; margin: 0; padding: 0; }
.sk-fcol li { font-size: 13.5px; line-height: 2.1; }
.sk-fcol a { color: rgba(255,255,255,.82); text-decoration: none; }
.sk-fcol a:hover { color: #fff; text-decoration: underline; }
.sk-fnav a {
	display: inline-block; margin-right: 16px; font-weight: 600; color: #fff;
}
.sk-fbar {
	border-top: 1px solid rgba(255,255,255,.12); text-align: center;
	padding: 18px 24px; font-size: 12.5px; color: rgba(255,255,255,.5);
}

/* —— 内容页 —— */
.sk-pagehead {
	background: linear-gradient(120deg, var(--sk-blue-d), var(--sk-blue));
	color: #fff; padding: 64px 0 56px;
}
.sk-pagehead h1 { color: #fff; font-size: 34px; margin: 0 0 12px; }
.sk-pagehead .sk-lead { color: rgba(255,255,255,.85); max-width: 820px; }
.sk-article { max-width: 860px; }
.sk-article h2 { color: var(--sk-t1); font-size: 22px; margin: 34px 0 12px; }
.sk-article h3 { color: var(--sk-blue); font-size: 17px; margin: 26px 0 10px; }
.sk-article p { color: var(--sk-t2); font-size: 15px; line-height: 2; }
.sk-article ul { color: var(--sk-t2); line-height: 2; }
.sk-backlink { margin-top: 36px; }

/* —— 响应式 —— */
@media (max-width: 1024px) {
	.sk-grid { grid-template-columns: repeat(2, 1fr); }
	.sk-cert-grid { grid-template-columns: repeat(2, 1fr); }
	.sk-gallery { grid-template-columns: repeat(2, 1fr); }
	.sk-hero h1 { font-size: 32px; }
	.sk-footer-in { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
	.sk-nav { display: none; }
	.sk-solwrap { flex-direction: column; height: auto; }
	.sk-sol, .sk-sol:first-child, .sk-solwrap:hover .sk-sol { flex: none; min-height: 220px; }
	.sk-sol-vert { display: none; }
	.sk-sol-bar, .sk-sol:first-child .sk-sol-bar,
	.sk-solwrap:hover .sk-sol:first-child .sk-sol-bar,
	.sk-solwrap:hover .sk-sol:hover .sk-sol-bar {
		position: relative; inset: auto; opacity: 1; padding: 16px 18px 20px;
	}
	.sk-sol-bar h3 { font-size: 16px; }
	.sk-sol-body, .sk-sol:first-child .sk-sol-body, .sk-solwrap:hover .sk-sol:hover .sk-sol-body {
		max-height: 260px; opacity: 1;
	}
	.sk-sol-body p { max-width: none; }
}
@media (max-width: 640px) {
	.sk-head-tel { display: none; }
	.sk-hero { height: 480px; }
	.sk-hero h1 { font-size: 26px; }
	.sk-facts { grid-template-columns: repeat(2, 1fr); }
	.sk-facts > div:nth-child(2) { border-right: 0; }
	.sk-grid, .sk-cert-grid, .sk-footer-in { grid-template-columns: 1fr; }
	.sk-gallery { grid-template-columns: 1fr; }
	.sk-sec { padding: 52px 0; }
	.sk-cta-in { flex-direction: column; text-align: center; }
	.sk-h2 { font-size: 24px; }
}

/* =====================================================
   工程商合作优势板块（v0.4.0）
   读者是赚差价的工程商：只谈成交条件，不谈单价
   ===================================================== */
.sk-partner { background: #fff; }
.sk-edge-list {
	border-top: 1px solid var(--sk-line);
	margin: 34px 0 54px;
}
.sk-edge {
	display: flex;
	gap: 26px;
	padding: 26px 0;
	border-bottom: 1px solid var(--sk-line);
}
.sk-edge-no {
	flex: 0 0 auto;
	font-size: 26px;
	font-weight: 800;
	line-height: 1;
	color: var(--sk-red);
	letter-spacing: -.02em;
	padding-top: 2px;
	min-width: 46px;
}
.sk-edge-main { flex: 1 1 auto; }
.sk-edge-main h3 {
	margin: 0 0 8px;
	font-size: 18px;
	color: var(--sk-blue);
	line-height: 1.5;
}
.sk-edge-main > p {
	margin: 0 0 12px;
	font-size: 14.5px;
	line-height: 1.9;
	color: var(--sk-t2);
}
.sk-edge-gain {
	margin: 0 !important;
	padding: 12px 16px;
	background: var(--sk-gray);
	font-size: 14px !important;
	line-height: 1.85 !important;
	color: var(--sk-t1) !important;
	border-left: 3px solid var(--sk-blue);
}
.sk-edge-gain span {
	display: inline-block;
	margin-right: 8px;
	padding: 1px 7px;
	background: var(--sk-blue);
	color: #fff;
	font-size: 11px;
	letter-spacing: .08em;
	font-weight: 700;
	vertical-align: 1px;
}

.sk-h3 {
	font-size: 20px;
	color: var(--sk-blue);
	margin: 0 0 12px;
	line-height: 1.5;
}

/* 资料清单三栏 */
.sk-doc-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1px;
	background: var(--sk-line);
	border: 1px solid var(--sk-line);
	margin-top: 26px;
}
.sk-doc-col { background: #fff; padding: 24px 22px; }
.sk-doc-col h4 {
	margin: 0 0 14px;
	padding-bottom: 10px;
	border-bottom: 2px solid var(--sk-blue);
	font-size: 15px;
	color: var(--sk-blue);
	letter-spacing: .04em;
}
.sk-doc-col ul { margin: 0; padding: 0; list-style: none; }
.sk-doc-col li {
	position: relative;
	margin: 0 0 10px;
	padding-left: 16px;
	font-size: 13.5px;
	line-height: 1.75;
	color: var(--sk-t2);
}
.sk-doc-col li::before {
	content: "";
	position: absolute;
	left: 0; top: 8px;
	width: 5px; height: 5px;
	background: var(--sk-red);
}

.sk-partner-cta {
	margin: 34px 0 0;
	padding: 22px 24px;
	background: var(--sk-gray);
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 16px;
	font-size: 14.5px;
	color: var(--sk-t1);
	line-height: 1.8;
}
.sk-partner-cta .sk-btn { margin-left: auto; }

@media (max-width: 900px) {
	.sk-doc-grid { grid-template-columns: 1fr; }
	.sk-partner-cta .sk-btn { margin-left: 0; }
}
@media (max-width: 640px) {
	.sk-edge { gap: 14px; }
	.sk-edge-no { font-size: 20px; min-width: 32px; }
}

/* =====================================================
   移动端深度适配（v0.4.1）—— 手机为主浏览设备
   ===================================================== */

/* 事实条：2x2 已有，加大点击区与数字 */
@media (max-width: 640px) {
	.sk-facts strong { font-size: 24px; }
	.sk-facts > div { padding: 18px 8px; }

	/* 手风琴方案卡：默认全部展开文字，不再依赖 hover（手机没有 hover） */
	.sk-sol-body { max-height: 260px; opacity: 1; }

	/* 产品卡横向可滑一排（比两列大图更适合手机浏览） */
	.sk-grid {
		display: flex;
		overflow-x: auto;
		gap: 12px;
		-webkit-overflow-scrolling: touch;
		scroll-snap-type: x mandatory;
		padding-bottom: 8px;
	}
	.sk-pcard {
		flex: 0 0 78%;
		scroll-snap-align: start;
	}
	.sk-pcard-img { height: 180px; }

	/* 画廊改两列小图 */
	.sk-gallery { gap: 10px; }
	.sk-gallery figcaption { font-size: 11px; }

	/* CTA 红条堆叠 */
	.sk-cta-in { gap: 18px; }
	.sk-cta .sk-btn { width: 100%; text-align: center; justify-content: center; }

	/* 权威声明与 FAQ 间距收紧 */
	.sk-authority { padding: 20px 16px 16px; }
	.sk-faq summary { padding: 14px 40px 14px 14px; font-size: 15px; }

	/* 正文行宽舒适 */
	.sk-article { font-size: 15px; }
	.sk-lead { font-size: 14.5px; }
}

/* 表格手机端优化：不丢内容的前提下更好滚 */
@media (max-width: 640px) {
	.sk-table-wrap { margin: 0 -24px; padding: 0 24px; width: auto; }
	.sk-table { min-width: 640px; }
	.sk-table th, .sk-table td { padding: 10px 10px; font-size: 13px; }
}

/* =====================================================
   移动端汉堡菜单（纯 CSS checkbox hack，无 JS）
   ===================================================== */
.sk-nav-toggle { display: none; }
.sk-burger { display: none; }
.sk-mnav { display: none; }

@media (max-width: 860px) {
	.sk-head-tel { padding: 8px 12px; font-size: 13px; }
	.sk-burger {
		display: flex;
		flex-direction: column;
		justify-content: center;
		gap: 5px;
		width: 42px;
		height: 42px;
		padding: 10px 9px;
		cursor: pointer;
		box-sizing: border-box;
		margin-left: auto;
		flex: 0 0 auto;
	}
	.sk-burger span {
		display: block;
		height: 2px;
		background: #1F348D;
		transition: transform .25s ease, opacity .25s ease;
	}
	.sk-nav-toggle:checked + .sk-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
	.sk-nav-toggle:checked + .sk-burger span:nth-child(2) { opacity: 0; }
	.sk-nav-toggle:checked + .sk-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

	.sk-mnav {
		display: none;
		position: absolute;
		top: 100%; left: 0; right: 0;
		background: #fff;
		border-top: 1px solid var(--sk-line);
		box-shadow: 0 12px 24px rgba(0,0,0,.08);
		z-index: 999;
	}
	.sk-nav-toggle:checked ~ .sk-mnav { display: block; }
	.sk-mnav a {
		display: block;
		padding: 15px 24px;
		font-size: 15px;
		color: var(--sk-t1);
		text-decoration: none;
		border-bottom: 1px solid var(--sk-line);
	}
	.sk-mnav a:last-child { border-bottom: 0; }
	.sk-mnav .sk-mnav-tel {
		background: var(--sk-red);
		color: #fff;
		font-weight: 700;
		text-align: center;
	}
}

/* —— ⑧ 客户墙（0.8.6：一横排无缝流动，hover 暂停显示客户名） —— */
.sk-clients-marquee {
	overflow: hidden; position: relative; margin: 0 0 44px;
	-webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
	mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.sk-clients-track {
	display: flex; gap: 18px; width: max-content;
	animation: skMarquee 36s linear infinite;
}
.sk-clients-marquee:hover .sk-clients-track { animation-play-state: paused; }
@keyframes skMarquee { from { transform: translateX(0); } to { transform: translateX(calc(-50% - 9px)); } }
.sk-client {
	position: relative; flex: 0 0 auto; width: 250px; height: 150px;
	background: #fff; border: 1px solid var(--sk-line);
	display: flex; align-items: center; justify-content: center;
	transition: all .3s ease; overflow: hidden;
}
.sk-client img { max-width: 80%; max-height: 72%; width: auto; height: auto; object-fit: contain; transition: all .3s ease; }
.sk-client:hover { border-color: var(--sk-blue); box-shadow: 0 10px 26px rgba(31,52,141,.13); }
.sk-client:hover img { transform: scale(1.04); }
.sk-client-name {
	position: absolute; left: 0; right: 0; bottom: 0;
	background: var(--sk-blue); color: #fff; font-size: 13px; text-align: center;
	padding: 7px 6px; opacity: 0; transition: opacity .25s ease;
}
.sk-client:hover .sk-client-name { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
	.sk-clients-track { animation: none; flex-wrap: wrap; width: auto; }
	.sk-clients-marquee { -webkit-mask-image: none; mask-image: none; }
	.sk-client[aria-hidden="true"] { display: none; }
}

/* —— logo 广告语（0.8.4：logo 右侧同一行水平排，竖线分隔） —— */
.sk-logo img { align-self: flex-start; }
.sk-logo-slogan {
	display: inline-flex; align-items: center; font-size: 12px; color: var(--sk-t3);
	letter-spacing: .14em; border-left: 1px solid var(--sk-line); padding-left: 14px;
	line-height: 1.5; white-space: nowrap; flex: 0 0 auto;
}
@media (max-width: 1024px) { .sk-logo-slogan { display: none; } }

/* =====================================================
   产品中心（geo-products.php）· sk-pc-*
   ===================================================== */
.sk-pc-nav {
	position: sticky; top: 58px; z-index: 90;
	background: rgba(255,255,255,.96); backdrop-filter: blur(6px);
	border-bottom: 1px solid var(--sk-line);
}
.sk-pc-nav-in { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; padding: 14px 0; }
.sk-pc-navcard {
	display: flex; gap: 12px; align-items: center; text-decoration: none;
	border: 1px solid var(--sk-line); background: #fff; padding: 8px 12px;
	transition: all .3s ease;
}
.sk-pc-navcard:hover, .sk-pc-navcard.is-active {
	border-color: var(--sk-blue); box-shadow: 0 8px 22px rgba(31,52,141,.12);
	transform: translateY(-2px);
}
.sk-pc-navcard.is-active { border-bottom: 2px solid var(--sk-red); }
.sk-pc-navimg img { display: block; width: 78px; height: 52px; object-fit: cover; }
.sk-pc-navtxt strong { display: block; font-size: 13.5px; color: var(--sk-t1); line-height: 1.35; }
.sk-pc-navtxt em { display: block; font-style: normal; font-size: 11.5px; color: var(--sk-t3); margin-top: 2px; }
.sk-pc-navtxt i { display: inline-block; font-style: normal; font-size: 11px; color: var(--sk-red); font-weight: 600; margin-top: 3px; }

.sk-pc-banner { position: relative; overflow: hidden; background: #10192e; }
.sk-pc-banner img { display: block; width: 100%; height: 320px; object-fit: cover; opacity: .92; }
.sk-pc-bannertxt { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; padding: 0 48px; background: linear-gradient(90deg, rgba(9,17,38,.72) 0%, rgba(9,17,38,.34) 46%, rgba(9,17,38,0) 78%); }
.sk-pc-bannertag { color: #ff9b06; font-size: 12.5px; letter-spacing: .3em; font-weight: 700; margin: 0 0 10px; }
.sk-pc-bannertxt h2 { color: #fff; font-size: 30px; line-height: 1.3; margin: 0 0 8px; text-shadow: 0 2px 12px rgba(0,0,0,.45); }
.sk-pc-bannertxt > p { color: rgba(255,255,255,.85); font-size: 14px; margin: 0 0 14px; }
.sk-pc-keypoints { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; }
.sk-pc-keypoints li {
	color: #fff; font-size: 12.5px; padding: 5px 12px;
	background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.3);
}
.sk-pc-conclusion { max-width: 980px; color: var(--sk-t2); line-height: 2; font-size: 14.5px; margin: 26px 0 8px; }
.sk-pc-listtitle { font-size: 18px; color: var(--sk-t1); margin: 26px 0 16px; padding-left: 12px; border-left: 4px solid var(--sk-red); line-height: 1.4; }
.sk-pc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 28px; }
.sk-pc-card {
	display: flex; flex-direction: column; text-decoration: none;
	background: #fff; border: 1px solid var(--sk-line); overflow: hidden;
	transition: all .35s ease;
}
.sk-pc-card:hover { transform: translateY(-6px); box-shadow: 0 14px 34px rgba(31,52,141,.16); }
.sk-pc-cardimg { display: block; background: #fff; }
.sk-pc-cardimg img { display: block; width: 100%; aspect-ratio: 1 / 1; object-fit: cover; transition: transform .5s ease; }
.sk-pc-card:hover .sk-pc-cardimg img { transform: scale(1.06); }
.sk-pc-cardtags { display: flex; gap: 6px; flex-wrap: wrap; padding: 12px 14px 0; }
.sk-pc-cardtags em { font-style: normal; font-size: 11px; color: var(--sk-blue); background: #eef2fb; padding: 2px 8px; }
.sk-pc-cardtags em.pos { color: #b80210; background: #fdeeee; }
.sk-pc-card strong { display: block; padding: 10px 14px 4px; font-size: 14.5px; color: var(--sk-t1); line-height: 1.5; }
.sk-pc-cardspec { display: block; padding: 0 14px 10px; font-size: 12.5px; color: var(--sk-t3); line-height: 1.6; flex: 1; }
.sk-pc-cardmore { display: block; padding: 10px 14px 14px; font-size: 12.5px; font-weight: 600; color: var(--sk-red); border-top: 1px dashed var(--sk-line); }
.sk-pc-card.is-geo .sk-pc-cardmore::before { content: "◈ "; color: var(--sk-blue); }
.sk-pc-routes { margin-top: 4px; }
.sk-pc-note { font-size: 13px; color: var(--sk-t3); line-height: 1.9; margin: 16px 0 0; padding: 14px 18px; background: #fff; border-left: 3px solid var(--sk-blue); }
.sk-sec-gray .sk-pc-note { background: #fff; }
.sk-pc-empty { background: #fff; border: 1px solid var(--sk-line); padding: 34px 30px; margin-bottom: 28px; }
.sk-pc-empty h3 { font-size: 18px; color: var(--sk-blue); margin: 0 0 12px; }
.sk-pc-empty p { color: var(--sk-t2); font-size: 14px; line-height: 1.9; margin: 0 0 14px; }
.sk-pc-empty .sk-btn { margin-top: 4px; }
@media (max-width: 1024px) {
	.sk-pc-grid { grid-template-columns: repeat(2, 1fr); }
	.sk-pc-banner img { height: 240px; }
	.sk-pc-bannertxt { padding: 0 24px; }
	.sk-pc-bannertxt h2 { font-size: 22px; }
}
@media (max-width: 860px) {
	.sk-pc-nav { position: static; }
	.sk-pc-nav-in { grid-template-columns: 1fr; }
	.sk-pc-grid { grid-template-columns: 1fr; }
}

/* ===== 0.9.77 · 工程案例页 ===== */
.sk-flagship {
	margin: 0 0 18px;
	padding: 26px 30px;
	background: linear-gradient(135deg, #1F348D 0%, #2E62D9 100%);
	color: #fff;
	border-radius: 10px;
}
.sk-flagship p { margin: 0 0 10px; font-size: 15px; line-height: 2; color: #fff; }
.sk-flagship strong { font-size: 16.5px; }
.sk-flagship-note { color: rgba(255,255,255,.82) !important; font-size: 13.5px !important; border-top: 1px solid rgba(255,255,255,.25); padding-top: 10px; margin-bottom: 0 !important; }
.sk-case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin: 0 0 16px; }
.sk-case-card { margin: 0; background: #fff; border: 1px solid #eee; border-radius: 10px; overflow: hidden; box-shadow: 0 2px 8px rgba(31,52,141,.08); }
.sk-case-card img { width: 100%; height: 240px; object-fit: cover; display: block; }
.sk-case-card figcaption { display: flex; flex-direction: column; gap: 4px; padding: 12px 16px; }
.sk-case-tag { font-size: 12px; color: #E70315; font-weight: 600; letter-spacing: 1px; }
.sk-case-cap { font-size: 14px; color: #333; line-height: 1.7; }
.sk-case-texts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 28px; margin: 0 0 16px; }
.sk-case-text h3 { margin: 14px 0 6px; font-size: 15.5px; color: #1F348D; }
.sk-case-text p { margin: 0; font-size: 14px; line-height: 1.95; color: #666; }
.sk-case-grouph { margin: 22px 0 8px !important; font-size: 17px !important; color: #1F348D !important; }
.sk-case-note { font-size: 13px; color: #999; line-height: 1.9; }
.sk-case-note a { color: #2E62D9; }
.sk-scene-fig { max-width: 480px; margin: 14px 0 18px; }
@media (max-width: 860px) { .sk-scene-fig { max-width: 100%; } }
@media (max-width: 860px) {
	.sk-case-grid, .sk-case-texts { grid-template-columns: 1fr; }
	.sk-flagship { padding: 20px 18px; }
}
.sk-brandwall { max-width: 920px; margin: 0 auto 16px; }
.sk-brandwall img { height: auto; }
.sk-flagship-split { display: flex; gap: 24px; align-items: stretch; }
.sk-flagship-fig { margin: 0; flex: 0 0 300px; display: flex; flex-direction: column; }
.sk-flagship-fig img { width: 100%; height: 100%; min-height: 200px; object-fit: cover; border-radius: 8px; display: block; }
.sk-flagship-fig figcaption { font-size: 12.5px; line-height: 1.7; color: rgba(255,255,255,.85); margin-top: 6px; }
.sk-flagship-body { flex: 1; min-width: 0; }
@media (max-width: 860px) {
	.sk-flagship-split { flex-direction: column; }
	.sk-flagship-fig { flex: none; }
}
.sk-copyright {
	margin-top: 6px;
	padding-top: 12px;
	border-top: 1px solid rgba(255,255,255,.12);
	font-size: 12.5px;
	line-height: 1.9;
	color: rgba(255,255,255,.55);
}
.sk-contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 0 0 16px; }
.sk-contact-card {
	display: flex; flex-direction: column; gap: 6px;
	padding: 22px 20px;
	background: #fff; border: 1px solid #eee; border-radius: 10px;
	box-shadow: 0 2px 8px rgba(31,52,141,.08);
	text-decoration: none; color: inherit;
}
.sk-contact-card:hover { box-shadow: 0 6px 18px rgba(31,52,141,.16); transform: translateY(-2px); transition: all .25s; }
.sk-contact-card strong { font-size: 17px; color: #1F348D; line-height: 1.5; word-break: break-all; }
.sk-cc-tag { font-size: 12px; color: #666; font-weight: 600; letter-spacing: 1px; }
.sk-cc-note { font-size: 13px; color: #999; }
.sk-steps { margin: 0 0 14px; padding-left: 22px; }
.sk-steps li { font-size: 14.5px; line-height: 2.1; color: #333; }
.sk-steps li strong { color: #1F348D; }
.sk-linklist { margin: 0; padding: 0; list-style: none; }
.sk-linklist li { padding: 8px 0; border-bottom: 1px dashed #eee; font-size: 14.5px; }
.sk-linklist a { color: #2E62D9; text-decoration: none; }
.sk-linklist a:hover { color: #E70315; }
@media (max-width: 860px) { .sk-contact-grid { grid-template-columns: 1fr; } }