/* ==========================================================================
   广谱科学仪器 —— 主样式
   设计语言：工程技术文档感。细线分隔、留白克制、色彩节制。
   ========================================================================== */

:root {
	--paper: #f7f5f1;
	--paper-2: #efebe4;
	--white: #fff;

	--ink: #16151a;
	--ink-2: #35323c;
	--text: #4a4654;
	--mute: #7a7482;

	--line: #d9d3c7;
	--line-2: #e8e4dc;

	--accent: #4a1f6b;
	--accent-2: #6b3a92;
	--accent-soft: #f1ecf6;

	--ok: #1f6b41;
	--err: #9b2c2c;

	--wrap: 1180px;
	--gutter: 28px;

	--sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
		"Microsoft YaHei", "微软雅黑", "Helvetica Neue", Arial, sans-serif;
	--serif: "Songti SC", "Source Han Serif SC", "Noto Serif SC", STSong, SimSun, serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
	margin: 0;
	font-family: var(--sans);
	font-size: 15.5px;
	line-height: 1.85;
	color: var(--text);
	background: var(--paper);
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; vertical-align: middle; }
a { color: var(--ink); text-decoration: none; transition: color .18s ease, border-color .18s ease; }
a:hover { color: var(--accent); }

h1, h2, h3, h4 {
	margin: 0 0 .7em;
	color: var(--ink);
	font-weight: 600;
	line-height: 1.32;
	letter-spacing: -.01em;
}
h1 { font-size: 38px; }
h2 { font-size: 30px; }
h3 { font-size: 18px; }
p { margin: 0 0 1em; }

.wrap {
	width: 100%;
	max-width: var(--wrap);
	margin: 0 auto;
	padding: 0 var(--gutter);
}

.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 12px; top: 12px; background: var(--ink); color: #fff; padding: 8px 14px; z-index: 999; }
.screen-reader-text { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(1px,1px,1px,1px); }

/* ------------------------------------------------------------------ 文字工具 */
.kicker {
	margin: 0 0 18px;
	font-size: 12.5px;
	letter-spacing: .16em;
	color: var(--accent);
	font-weight: 500;
}

.lead { font-size: 16px; color: var(--text); }

.mono-num { font-variant-numeric: tabular-nums; }

.link-arrow {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: 14.5px;
	color: var(--ink);
	border-bottom: 1px solid var(--line);
	padding-bottom: 2px;
}
.link-arrow::after { content: "→"; font-size: 13px; transition: transform .18s ease; }
.link-arrow:hover { color: var(--accent); border-color: var(--accent); }
.link-arrow:hover::after { transform: translateX(3px); }

/* ------------------------------------------------------------------ 按钮 */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 12px 24px;
	border: 1px solid transparent;
	border-radius: 2px;
	font-family: inherit;
	font-size: 14.5px;
	line-height: 1.2;
	cursor: pointer;
	transition: background .18s ease, color .18s ease, border-color .18s ease;
}

.btn-solid { background: var(--ink); color: #fff; }
.btn-solid:hover { background: var(--accent); color: #fff; }

.btn-line { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn-line:hover { background: var(--ink); color: #fff; }

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #3a1754; color: #fff; }

.btn-outline { border-color: var(--line); color: var(--ink); background: transparent; }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.btn-ghost { border-color: rgba(255,255,255,.45); color: #fff; background: transparent; }
.btn-ghost:hover { background: rgba(255,255,255,.12); color: #fff; }

.btn-light { background: #fff; color: var(--ink); }
.btn-light:hover { background: var(--paper-2); color: var(--ink); }

.btn-outline-light { border-color: rgba(255, 255, 255, .5); color: #fff; background: transparent; }
.btn-outline-light:hover { background: rgba(255, 255, 255, .14); color: #fff; }

.btn-block { width: 100%; }

/* ------------------------------------------------------------------ 顶部信息条 */
.topbar {
	background: var(--ink);
	color: rgba(255, 255, 255, .62);
	font-size: 12.5px;
	letter-spacing: .02em;
}
.topbar .wrap {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	min-height: 36px;
}
.topbar a { color: rgba(255, 255, 255, .82); }
.topbar a:hover { color: #fff; }
.topbar .sep { margin: 0 10px; opacity: .35; }

/* ------------------------------------------------------------------ 页头 */
.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: rgba(255, 255, 255, .97);
	backdrop-filter: saturate(160%) blur(6px);
	border-bottom: 1px solid var(--line);
}

.header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 28px;
	min-height: 76px;
}

.brand { flex: 0 0 auto; display: flex; align-items: center; }
.brand img { height: 42px; width: auto; display: block; }
.brand .custom-logo-link img { height: 42px; width: auto; }

.main-nav { flex: 1 1 auto; display: flex; justify-content: flex-end; }

.nav-list { display: flex; align-items: center; gap: 2px; margin: 0; padding: 0; list-style: none; }

.nav-list > li > a {
	display: block;
	padding: 10px 14px;
	font-size: 14.5px;
	color: var(--ink-2);
	border-bottom: 2px solid transparent;
}

.nav-list > li > a:hover { color: var(--accent); }

.nav-list > li.current-menu-item > a,
.nav-list > li.current_page_item > a,
.nav-list > li.current-menu-ancestor > a {
	color: var(--accent);
	border-bottom-color: var(--accent);
}

.nav-list .sub-menu {
	position: absolute;
	left: 0;
	top: 100%;
	min-width: 180px;
	margin: 8px 0 0;
	padding: 6px;
	list-style: none;
	background: #fff;
	border: 1px solid var(--line);
	opacity: 0;
	visibility: hidden;
	transform: translateY(4px);
	transition: all .18s ease;
}
.nav-list li { position: relative; }
.nav-list li:hover > .sub-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-list .sub-menu a { display: block; padding: 8px 12px; font-size: 14px; color: var(--ink-2); }
.nav-list .sub-menu a:hover { background: var(--paper); color: var(--accent); }

.header-cta { display: flex; align-items: center; gap: 14px; flex: 0 0 auto; }

.header-phone {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding-left: 18px;
	border-left: 1px solid var(--line);
	font-size: 15px;
	font-weight: 600;
	color: var(--ink);
	letter-spacing: .01em;
}
.header-phone:hover { color: var(--accent); }
.header-phone .ico { font-size: 13px; color: var(--mute); }

.nav-toggle {
	display: none;
	align-items: center;
	gap: 7px;
	padding: 8px 10px;
	border: 1px solid var(--line);
	border-radius: 2px;
	background: #fff;
	color: var(--ink);
	font-family: inherit;
	font-size: 13.5px;
	cursor: pointer;
}
.nav-toggle .bars,
.nav-toggle .bars::before,
.nav-toggle .bars::after {
	display: block;
	width: 15px;
	height: 1.5px;
	background: var(--ink);
	content: "";
	position: relative;
}
.nav-toggle .bars::before { position: absolute; top: -5px; }
.nav-toggle .bars::after { position: absolute; top: 5px; }

/* ------------------------------------------------------------------ 首屏 */
.hero2 { background: var(--white); border-bottom: 1px solid var(--line); }

.hero2-grid {
	display: grid;
	grid-template-columns: 1.02fr .98fr;
	gap: 56px;
	align-items: center;
	padding-top: 64px;
	padding-bottom: 64px;
}

.hero2-text h1 {
	font-size: 44px;
	line-height: 1.28;
	letter-spacing: -.02em;
	margin: 0 0 20px;
}

.hero2-text .lead { max-width: 30em; margin: 0 0 28px; color: var(--text); }

.hero2-actions { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }

.hero2-facts {
	display: grid;
	grid-template-columns: repeat(3, auto);
	justify-content: start;
	gap: 0;
	margin: 40px 0 0;
	padding: 20px 0 0;
	border-top: 1px solid var(--line-2);
}
.hero2-facts div { padding: 0 30px; border-left: 1px solid var(--line-2); }
.hero2-facts div:first-child { padding-left: 0; border-left: 0; }
.hero2-facts dt { font-size: 12.5px; color: var(--mute); letter-spacing: .06em; margin-bottom: 2px; }
.hero2-facts dd { margin: 0; font-size: 15px; color: var(--ink); font-weight: 500; }

.hero2-media img {
	display: block;
	width: 100%;
	aspect-ratio: 4 / 3.05;
	object-fit: cover;
	background: var(--paper-2);
}

/* ------------------------------------------------------------------ 区块 */
.sec { padding: 104px 0; }
.sec-alt { background: var(--white); border-top: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); }

.sec-head {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: 24px;
	padding-bottom: 16px;
	border-bottom: 1px solid var(--line);
	margin-bottom: 4px;
}

.sec-head h2 { margin: 0; font-size: 38px; letter-spacing: -.025em; line-height: 1.25; }
.sec-note { margin: 6px 0 0; font-size: 13.5px; color: var(--mute); }
.sec-head .more { flex: 0 0 auto; }

/* ------------------------------------------------------------------ 产品分类目录 */
.cat-list { list-style: none; margin: 0; padding: 0; }

.cat-row {
	display: grid;
	grid-template-columns: 46px minmax(0, 1fr) 64px 150px;
	grid-template-areas:
		"idx title  meta img"
		"idx desc   desc img";
	column-gap: 26px;
	row-gap: 4px;
	align-items: center;
	padding: 18px 0;
	border-bottom: 1px solid var(--line-2);
	transition: background .18s ease;
}
.cat-desc { grid-area: desc; align-self: start; font-size: 13px; color: var(--mute); line-height: 1.7; }
.sec-intro { margin: 20px 0 4px; max-width: 62em; font-size: 14.5px; color: var(--text); line-height: 1.9; }
.cat-row:hover { background: rgba(74, 31, 107, .035); }

.cat-idx { grid-area: idx; font-size: 12px; color: var(--mute); letter-spacing: .04em; align-self: center; }
.cat-title { grid-area: title; align-self: end; font-size: 18.5px; color: var(--ink); font-weight: 600; letter-spacing: -.005em; }
.cat-meta { grid-area: meta; align-self: start; font-size: 12.5px; color: var(--mute); text-align: left; }
.cat-img {
	grid-area: img;
	width: 150px;
	height: 80px;
	object-fit: contain;
	background: #fff;
	border: 1px solid var(--line-2);
	align-self: center;
}

/* ------------------------------------------------------------------ 关于 */
.about2 { display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: start; }
.about2 h2 { font-size: 30px; margin-bottom: 22px; }
.about2 p { color: var(--text); margin-bottom: 16px; }

.quote2 {
	margin: 30px 0 0;
	padding: 22px 0 0;
	border-top: 1px solid var(--line);
	font-family: var(--serif);
	font-size: 19px;
	line-height: 1.85;
	color: var(--ink-2);
}
.quote2 cite {
	display: block;
	margin-top: 12px;
	font-family: var(--sans);
	font-style: normal;
	font-size: 13px;
	color: var(--mute);
	letter-spacing: .04em;
}

.about2-media img { display: block; width: 100%; aspect-ratio: 4 / 3.35; object-fit: cover; }
.about2-media figcaption { margin-top: 10px; font-size: 12.5px; color: var(--mute); }

/* ------------------------------------------------------------------ 服务能力 */
.cap-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 0;
	border-top: 1px solid var(--line-2);
}
.cap {
	padding: 26px 26px 26px 0;
	border-right: 1px solid var(--line-2);
}
.cap:last-child { border-right: 0; padding-right: 0; }
.cap h3 { font-size: 15.5px; margin-bottom: 8px; }
.cap p { margin: 0; font-size: 13.5px; color: var(--mute); line-height: 1.8; }
.cap .cap-idx { display: block; font-size: 12px; color: var(--mute); margin-bottom: 14px; letter-spacing: .06em; }

/* ------------------------------------------------------------------ 资讯列表 */
.news-list2 { list-style: none; margin: 0; padding: 0; }

.news-row {
	display: grid;
	grid-template-columns: 104px minmax(0, 1fr);
	gap: 28px;
	align-items: baseline;
	padding: 17px 0;
	border-bottom: 1px solid var(--line-2);
}
.news-row time { font-size: 13px; color: var(--mute); }
.news-row a { font-size: 16px; color: var(--ink-2); }
.news-row a:hover { color: var(--accent); }

/* ------------------------------------------------------------------ 应用行业 */
.ind-grid {
	list-style: none;
	margin: 26px 0 0;
	padding: 0;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1px;
	background: var(--line-2);
}
.ind-grid a {
	display: flex;
	flex-direction: column;
	gap: 6px;
	padding: 30px 30px 32px;
	background: var(--white);
	transition: background .16s ease;
}
.ind-grid a:hover { background: #fcfbf9; }
.ind-name { font-size: 20px; font-weight: 600; color: var(--ink); letter-spacing: -.015em; }
.ind-desc { font-size: 13.5px; color: var(--mute); }
/* ------------------------------------------------------------------ 案例 */
.case-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.case-strip figure { margin: 0; }
.case-strip img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: var(--paper-2); }
.case-strip figcaption { margin-top: 10px; font-size: 13.5px; color: var(--ink-2); }

/* 案例列表页 */
.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line-2); margin-top: 26px; }
.case-grid-lg { grid-template-columns: repeat(4, 1fr); }
.case-card { display: block; background: var(--white); padding-bottom: 16px; }
.case-thumb { display: block; aspect-ratio: 4 / 3; background-size: cover; background-position: center; background-color: var(--paper-2); }
.case-title { display: block; padding: 14px 18px 0; font-size: 14.5px; color: var(--ink-2); }

/* 按钮组（内页复用） */
.hero-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 22px; }

/* ------------------------------------------------------------------ CTA 带 */
.cta-band { background: #23102f; color: rgba(255, 255, 255, .78); padding: 48px 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap; }
.cta-text h2 { color: #fff; font-size: 24px; margin-bottom: 6px; letter-spacing: 0; }
.cta-text p { margin: 0; font-size: 14px; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ------------------------------------------------------------------ 页脚 */
.site-footer { background: var(--ink); color: rgba(255, 255, 255, .6); font-size: 13.5px; }

.footer-main {
	display: grid;
	grid-template-columns: 1.6fr 1fr 1fr 1.1fr;
	gap: 48px;
	padding-top: 56px;
	padding-bottom: 44px;
}

.footer-brand { font-size: 16px; font-weight: 600; color: #fff; margin-bottom: 14px; letter-spacing: .01em; }
.footer-intro { margin: 0 0 18px; font-size: 13px; line-height: 1.9; color: rgba(255, 255, 255, .5); }

.footer-contact { display: flex; flex-wrap: wrap; gap: 14px; margin: 0 0 6px; }
.footer-contact a { color: #fff; font-size: 17px; font-weight: 600; }
.footer-contact a:hover { color: rgba(255, 255, 255, .75); }
.footer-mail a { color: rgba(255, 255, 255, .6); }
.footer-mail a:hover { color: #fff; }

.site-footer h3 {
	font-size: 12.5px;
	color: rgba(255, 255, 255, .45);
	letter-spacing: .1em;
	margin: 0 0 16px;
	font-weight: 500;
}

.footer-links { margin: 0; padding: 0; list-style: none; }
.footer-links li { margin-bottom: 9px; }
.footer-links a { color: rgba(255, 255, 255, .68); font-size: 13.5px; }
.footer-links a:hover { color: #fff; }

.footer-addr { margin: 0 0 8px; font-size: 13px; line-height: 1.85; color: rgba(255, 255, 255, .5); }
.footer-qr { margin-top: 14px; }
.footer-qr img { width: 96px; height: 96px; background: #fff; padding: 5px; }

.footer-regions {
	border-top: 1px solid rgba(255, 255, 255, .1);
	padding: 18px 0;
	font-size: 12.5px;
	line-height: 2;
	color: rgba(255, 255, 255, .38);
}
.footer-regions .label { color: rgba(255, 255, 255, .55); margin-right: 6px; }
.footer-regions a { color: rgba(255, 255, 255, .42); }
.footer-regions a:hover { color: #fff; }
.footer-regions .dot { margin: 0 8px; opacity: .4; }

.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); padding: 18px 0 22px; font-size: 12.5px; color: rgba(255, 255, 255, .32); }
.footer-bottom .wrap { display: flex; flex-wrap: wrap; gap: 6px 20px; align-items: center; }
.footer-bottom a { color: rgba(255, 255, 255, .32); }
.footer-bottom a:hover { color: rgba(255, 255, 255, .7); }

/* ------------------------------------------------------------------ 内页头 */
.page-head { background: var(--white); border-bottom: 1px solid var(--line); padding: 36px 0 52px; }
.page-head h1 { font-size: 44px; margin: 16px 0 12px; letter-spacing: -.03em; font-weight: 700; }
.page-head-narrow h1 { font-size: 28px; line-height: 1.45; }
.page-head-product h1 { font-size: 32px; }
.page-desc { margin: 0; color: var(--mute); font-size: 14.5px; max-width: 42em; }
.page-head .product-tag { margin-top: 8px; }

.crumbs { font-size: 12.5px; color: var(--mute); display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.crumbs a { color: var(--mute); }
.crumbs a:hover { color: var(--accent); }
.crumbs .sep { opacity: .45; }
.crumbs .current { color: var(--ink-2); }

/* ------------------------------------------------------------------ 筛选 */
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; padding: 26px 0 4px; }

.chip {
	display: inline-block;
	padding: 7px 16px;
	border: 1px solid var(--line);
	font-size: 13.5px;
	color: var(--ink-2);
	background: transparent;
	transition: all .16s ease;
}
.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip.is-active { background: var(--ink); border-color: var(--ink); color: #fff; }

/* ------------------------------------------------------------------ 产品列表 */
.product-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1px;
	background: var(--line-2);
	border-top: 1px solid var(--line-2);
	padding: 0;
	margin-top: 26px;
}

.product-card {
	background: var(--white);
	padding: 26px 26px 30px;
	display: flex;
	flex-direction: column;
	gap: 14px;
	transition: background .18s ease;
}
.product-card:hover { background: #fcfbf9; }

.product-thumb {
	display: block;
	aspect-ratio: 4 / 3;
	background-size: contain;
	background-position: center;
	background-repeat: no-repeat;
	background-color: var(--paper);
}

.product-body { display: flex; flex-direction: column; gap: 8px; }
.product-tag {
	display: inline-block;
	align-self: flex-start;
	font-size: 11.5px;
	letter-spacing: .06em;
	color: var(--accent);
	border: 1px solid rgba(74, 31, 107, .25);
	padding: 2px 8px;
}
.product-name { font-size: 16.5px; font-weight: 600; color: var(--ink); line-height: 1.5; }
.product-excerpt { font-size: 13px; color: var(--mute); line-height: 1.75; }

/* ------------------------------------------------------------------ 资讯列表页 */
.post-list { padding: 26px 0 10px; display: flex; flex-direction: column; gap: 0; }

.post-row {
	display: block;
	padding: 20px 0;
	border-bottom: 1px solid var(--line-2);
	background: transparent;
	transition: background .16s ease;
}
.post-row:hover { background: rgba(74, 31, 107, .03); }

.post-thumb {
	display: block;
	aspect-ratio: 16 / 10;
	background-size: cover;
	background-position: center;
	background-color: var(--paper-2);
}

.post-body {
	display: grid;
	grid-template-columns: 104px minmax(0, 1fr);
	column-gap: 26px;
	row-gap: 3px;
	align-items: baseline;
}
.post-body time { grid-row: span 2; font-size: 12.5px; color: var(--mute); letter-spacing: .02em; }
.post-title { grid-column: 2; font-size: 16.5px; font-weight: 600; color: var(--ink); line-height: 1.6; }
.post-excerpt { grid-column: 2; font-size: 13.5px; color: var(--mute); line-height: 1.8; }

/* ------------------------------------------------------------------ 详情 */
.single-body {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 300px;
	gap: 56px;
	align-items: start;
	padding: 44px 0 72px;
}
.single-body-page { display: block; max-width: 820px; }

.entry-content { font-size: 15.5px; line-height: 1.95; color: var(--ink-2); }
.entry-content > *:first-child { margin-top: 0; }
.entry-content h2 {
	font-size: 22px;
	margin: 40px 0 14px;
	padding-left: 13px;
	border-left: 3px solid var(--accent);
	line-height: 1.45;
}
.entry-content h3 { font-size: 17.5px; margin: 28px 0 10px; color: var(--ink); }
.entry-content h4 { font-size: 15.5px; margin: 22px 0 8px; }
.entry-content p { margin: 0 0 16px; }
.entry-content ul, .entry-content ol { margin: 0 0 16px; padding-left: 22px; }
.entry-content li { margin-bottom: 7px; }
.entry-content img {
	display: block;
	max-width: 100%;
	height: auto;
	margin: 22px auto;
	border: 1px solid var(--line-2);
}
.entry-content blockquote {
	margin: 24px 0;
	padding: 16px 20px;
	background: var(--white);
	border-left: 3px solid var(--accent);
	color: var(--ink-2);
}
.entry-content blockquote p:last-child { margin: 0; }
.entry-content table { width: 100%; border-collapse: collapse; margin: 22px 0; font-size: 14.5px; }
.entry-content th, .entry-content td { padding: 10px 13px; border: 1px solid var(--line-2); text-align: left; }
.entry-content th { background: var(--paper-2); font-weight: 600; }
.entry-content a { color: var(--accent); border-bottom: 1px solid rgba(74,31,107,.3); }

/* 产品主图与图集 */
.product-hero { padding-top: 34px; }
.product-hero img {
	display: block;
	width: 100%;
	max-height: 560px;
	object-fit: contain;
	background: #fff;
	border: 1px solid var(--line-2);
}
.product-gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 16px 0 0; }
.entry-content .product-gallery img { margin: 0; width: 100%; height: auto; object-fit: contain; background: #fff; }
.single-aside { position: sticky; top: 96px; display: flex; flex-direction: column; gap: 18px; }

.aside-card { background: var(--white); border: 1px solid var(--line-2); padding: 22px; }
.aside-card h3 { font-size: 15px; margin-bottom: 8px; }
.aside-card p { font-size: 13px; color: var(--mute); margin-bottom: 14px; }

.aside-phone {
	display: block;
	margin-top: 12px;
	text-align: center;
	font-size: 19px;
	font-weight: 600;
	color: var(--ink);
	letter-spacing: .01em;
}
.aside-phone:hover { color: var(--accent); }

.aside-list { margin: 0; padding: 0; list-style: none; }
.aside-list li { padding: 10px 0; border-bottom: 1px solid var(--line-2); }
.aside-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.aside-list a { font-size: 13.5px; color: var(--ink-2); line-height: 1.65; display: block; }
.aside-list a:hover { color: var(--accent); }

.post-meta { margin: 10px 0 0; font-size: 13px; color: var(--mute); }
.post-meta .dot { margin: 0 8px; opacity: .5; }

/* ------------------------------------------------------------------ 联系页 */
.contact-wrap {
	display: grid;
	grid-template-columns: 1fr 1.02fr;
	gap: 56px;
	padding: 44px 0 76px;
	align-items: start;
}

.info-card { background: transparent; border: 0; padding: 0; margin-bottom: 30px; }
.info-card h3 { font-size: 14px; letter-spacing: .08em; color: var(--mute); margin-bottom: 14px; font-weight: 500; }
.info-card .entry-content { font-size: 14.5px; }

.info-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line-2); }
.info-list li { display: flex; gap: 18px; padding: 13px 0; border-bottom: 1px solid var(--line-2); }
.info-label { flex: 0 0 60px; color: var(--mute); font-size: 13.5px; }
.info-value { flex: 1 1 auto; color: var(--ink); font-size: 14.5px; }
.info-value a { font-weight: 600; }

.contact-form-wrap { background: var(--white); border: 1px solid var(--line); padding: 30px; }
.contact-form-wrap h2 { font-size: 21px; margin-bottom: 20px; }

.contact-form .form-row { margin-bottom: 16px; }
.contact-form label { display: block; font-size: 13.5px; color: var(--ink-2); margin-bottom: 6px; }
.contact-form .req { color: var(--err); }
.contact-form input[type="text"],
.contact-form textarea {
	width: 100%;
	padding: 11px 13px;
	border: 1px solid var(--line);
	border-radius: 0;
	font-size: 14.5px;
	font-family: inherit;
	color: var(--ink);
	background: #fff;
	transition: border-color .16s ease;
}
.contact-form input:focus,
.contact-form textarea:focus { outline: none; border-color: var(--accent); }
.contact-form textarea { resize: vertical; min-height: 120px; }
.contact-form .btn { width: 100%; margin-top: 4px; }
.form-hint { margin: 12px 0 0; font-size: 12px; color: var(--mute); text-align: center; }
.hp-field { position: absolute; left: -9999px; height: 0; overflow: hidden; }

.notice { padding: 12px 15px; font-size: 13.5px; margin-bottom: 18px; border-left: 3px solid; }
.notice-success { background: #eef6f0; color: var(--ok); border-color: var(--ok); }
.notice-error { background: #fbeeee; color: var(--err); border-color: var(--err); }

/* ------------------------------------------------------------------ 分页 */
.pager { display: flex; flex-wrap: wrap; gap: 6px; justify-content: flex-start; padding: 34px 0 60px; }
.pager .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 38px;
	height: 38px;
	padding: 0 12px;
	border: 1px solid var(--line-2);
	font-size: 13.5px;
	color: var(--ink-2);
	background: #fff;
}
.pager .page-numbers:hover { border-color: var(--ink); color: var(--ink); }
.pager .page-numbers.current { background: var(--ink); border-color: var(--ink); color: #fff; }

/* ------------------------------------------------------------------ 其他 */
.empty, .empty-panel { padding: 46px 0 70px; color: var(--mute); font-size: 14.5px; }
.empty-panel {
	background: var(--white);
	border: 1px solid var(--line-2);
	padding: 36px;
	margin: 28px 0 56px;
}
.empty-panel .muted { color: var(--mute); font-size: 13px; margin: 0; }

.about-single { padding: 44px 0 20px; max-width: 820px; }

.about-hero { background: var(--white); border-bottom: 1px solid var(--line); padding: 44px 0 52px; }
.about-hero h1 { font-size: 36px; margin: 14px 0 12px; letter-spacing: -.02em; }
.about-hero .lead { max-width: 40em; color: var(--text); }

.sitemap-wrap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; padding: 44px 0 72px; }
.sitemap-col h2 { font-size: 14px; letter-spacing: .08em; color: var(--mute); font-weight: 500; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.sitemap-col ul { margin: 0; padding: 0; list-style: none; }
.sitemap-col li { padding: 8px 0; border-bottom: 1px solid var(--line-2); font-size: 13.5px; }
.sitemap-col li a { color: var(--ink-2); }
.sitemap-col li a:hover { color: var(--accent); }

.page-404 { padding: 90px 0 100px; text-align: left; }
.page-404 .code-404 { font-size: 96px; font-weight: 600; line-height: 1; margin: 0 0 8px; color: var(--line); letter-spacing: -.04em; }
.page-404 h1 { font-size: 24px; margin: 0 0 10px; }
.page-404 p { color: var(--mute); }

.search-form { display: flex; gap: 8px; max-width: 420px; margin: 28px 0 0; }
.search-form input {
	flex: 1 1 auto;
	padding: 11px 14px;
	border: 1px solid var(--line);
	font-size: 14px;
	font-family: inherit;
	border-radius: 0;
}
.search-form input:focus { outline: none; border-color: var(--accent); }

.entry-content-video iframe,
.entry-content-video video { width: 100%; aspect-ratio: 16 / 9; height: auto; border: 1px solid var(--line-2); }

/* ------------------------------------------------------------------ 响应式 */
@media (max-width: 1080px) {
	.hero2-text h1 { font-size: 36px; }
	.hero2-grid { gap: 36px; }
	.about2 { gap: 40px; }
	.cat-row { grid-template-columns: 44px minmax(0, 1fr) 70px 132px; gap: 18px; }
	.cat-img { width: 132px; height: 72px; }
	.product-grid { grid-template-columns: repeat(2, 1fr); }
	.cap-grid { grid-template-columns: repeat(2, 1fr); }
	.cap { border-bottom: 1px solid var(--line-2); }
	.single-body { grid-template-columns: 1fr; gap: 34px; }
	.single-aside { position: static; }
	.footer-main { grid-template-columns: 1fr 1fr; gap: 34px; }
	.contact-wrap { grid-template-columns: 1fr; gap: 28px; }
	.sitemap-wrap { grid-template-columns: repeat(2, 1fr); }
	.case-strip { grid-template-columns: repeat(2, 1fr); }
	.ind-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
	.header-phone { display: none; }
	.nav-toggle { display: inline-flex; flex: 0 0 auto; }
	.header-inner { gap: 10px; min-height: 68px; }
	.header-cta { margin-left: auto; flex: 0 0 auto; }
	.brand img, .brand .custom-logo-link img { max-width: 150px; height: auto; }
	.main-nav {
		display: none;
		position: fixed;
		inset: 68px 0 auto auto;
		width: min(320px, 86vw);
		height: calc(100vh - 68px);
		background: #fff;
		border-left: 1px solid var(--line);
		flex-direction: column;
		justify-content: flex-start;
		overflow-y: auto;
		transform: translateX(102%);
		transition: transform .26s ease;
		padding: 14px 18px 30px;
	}
	.main-nav.is-open { display: flex; transform: translateX(0); }
	.nav-list { flex-direction: column; align-items: stretch; gap: 0; }
	.nav-list > li > a { padding: 13px 4px; font-size: 15.5px; border-bottom: 1px solid var(--line-2); }
	.nav-list .sub-menu {
		position: static;
		opacity: 1;
		visibility: visible;
		transform: none;
		border: 0;
		padding: 0 0 6px 14px;
	}

	.hero2-grid { grid-template-columns: 1fr; gap: 30px; padding-top: 40px; padding-bottom: 44px; }
	.hero2-text h1 { font-size: 30px; }
	.hero2-media img { aspect-ratio: 16 / 10; }
	.hero2-facts { grid-template-columns: repeat(3, 1fr); gap: 0; }
	.hero2-facts div { padding: 0 14px; }
	.hero2-facts dt { font-size: 11.5px; }
	.hero2-facts dd { font-size: 13.5px; }

	.sec { padding: 52px 0; }
	.sec-head { flex-direction: column; align-items: flex-start; gap: 8px; }
	.sec-head h2 { font-size: 23px; }
	.about2 { grid-template-columns: 1fr; }
	.cat-row { grid-template-columns: 36px minmax(0, 1fr) 60px; gap: 14px; }
	.cat-img { display: none; }
	.cat-title { font-size: 16.5px; }
	.post-body { grid-template-columns: 92px minmax(0, 1fr); column-gap: 18px; }
	.post-title { font-size: 15.5px; }
	.page-head h1 { font-size: 27px; }
	.page-head-narrow h1 { font-size: 22px; }
}

@media (max-width: 620px) {
	:root { --gutter: 18px; }
	.hero2-text h1 { font-size: 26px; }
	.topbar { font-size: 11.5px; }
	.topbar .hide-sm { display: none; }
	.product-grid { grid-template-columns: 1fr; }
	.product-gallery { grid-template-columns: 1fr; }
	.cap-grid { grid-template-columns: 1fr; }
	.cap { border-right: 0; padding-right: 0; }
	.case-strip { grid-template-columns: 1fr 1fr; gap: 12px; }
	.news-row { grid-template-columns: 1fr; gap: 2px; }
	.post-body { grid-template-columns: 1fr; }
	.post-body time { grid-row: auto; }
	.post-thumb { aspect-ratio: 16 / 9; }
	.footer-main { grid-template-columns: 1fr; gap: 28px; padding-top: 40px; }
	.sitemap-wrap { grid-template-columns: 1fr; }
	.contact-form-wrap { padding: 22px; }
	.entry-content { font-size: 15px; }
	.entry-content h2 { font-size: 19px; }
	.hero2-actions { gap: 14px; }
}

/* ==========================================================================
   大气版：深色首屏 / 数据带 / 产品大图卡片
   ========================================================================== */

.hero-dark {
	background-color: #0a0d14;
	background-size: cover;
	background-position: center;
	color: #fff;
	min-height: 620px;
	display: flex;
	align-items: center;
	padding: 96px 0;
	position: relative;
	overflow: hidden;
}
.hero-dark::after {
	content: "";
	position: absolute;
	inset: 0;
	background:
		linear-gradient(180deg, rgba(10, 13, 20, 0) 55%, rgba(10, 13, 20, .55) 100%),
		radial-gradient(120% 90% at 78% 26%, rgba(74, 31, 107, .34) 0%, rgba(10, 13, 20, 0) 62%);
	pointer-events: none;
}
.hero-dark-inner {
	position: relative;
	z-index: 1;
	width: 100%;
}
.hero-dark-text { max-width: 660px; }
.hero-kicker {
	margin: 0 0 22px;
	font-size: 13px;
	letter-spacing: .16em;
	color: rgba(255, 255, 255, .5);
}
.hero-dark h1 {
	margin: 0 0 24px;
	font-size: 58px;
	line-height: 1.18;
	letter-spacing: -.03em;
	color: #fff;
	font-weight: 700;
}
.hero-sub {
	margin: 0 0 30px;
	max-width: 30em;
	font-size: 17px;
	line-height: 1.85;
	color: rgba(255, 255, 255, .68);
}
.hero-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin: 0 0 38px;
	padding: 0;
	list-style: none;
}
.hero-tags li {
	padding: 7px 18px;
	border: 1px solid rgba(255, 255, 255, .26);
	font-size: 13.5px;
	color: rgba(255, 255, 255, .86);
	letter-spacing: .02em;
}
.hero-dark .hero-actions { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }

.btn-invert { background: #fff; color: #0a0d14; }
.btn-invert:hover { background: #e6e6e3; color: #0a0d14; }

.hero-link { color: rgba(255, 255, 255, .78); font-size: 14.5px; }
.hero-link:hover { color: #fff; }



/* 数据带 */
.stats-band { background: #fff; border-bottom: 1px solid var(--line-2); }
.stats-band .wrap {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	padding-top: 38px;
	padding-bottom: 38px;
}
.stat { padding-left: 34px; border-left: 1px solid var(--line-2); }
.stat:first-child { padding-left: 0; border-left: 0; }
.stat b {
	display: block;
	font-size: 38px;
	line-height: 1.1;
	font-weight: 700;
	color: var(--ink);
	letter-spacing: -.03em;
}
.stat b em { font-style: normal; font-size: 20px; margin-left: 2px; color: var(--accent); }
.stat span { display: block; margin-top: 6px; font-size: 13px; color: var(--mute); letter-spacing: .02em; }

/* 产品卡片 */
.prod-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 26px;
	margin-top: 40px;
}
.prod-card {
	display: flex;
	flex-direction: column;
	background: #fff;
	border: 1px solid var(--line-2);
	transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.prod-card:hover {
	transform: translateY(-5px);
	box-shadow: 0 18px 44px rgba(16, 18, 26, .1);
	border-color: transparent;
}
.prod-media {
	display: flex;
	align-items: center;
	justify-content: center;
	aspect-ratio: 4 / 3;
	padding: 26px;
	background: #f7f7f5;
}
.prod-media img { max-width: 100%; max-height: 94%; object-fit: contain; }
.prod-body { display: flex; flex-direction: column; gap: 9px; padding: 24px 26px 28px; }
.prod-name { font-size: 19px; font-weight: 600; color: var(--ink); letter-spacing: -.01em; }
.prod-desc { font-size: 13.5px; line-height: 1.8; color: var(--mute); }
.prod-meta { margin-top: 4px; font-size: 12.5px; color: var(--accent); letter-spacing: .04em; }

@media (max-width: 1080px) {
	.hero-dark h1 { font-size: 44px; }
	.prod-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
	.hero-dark { padding: 64px 0 68px; }
	.hero-dark-inner { grid-template-columns: 1fr; gap: 34px; }
	.hero-dark h1 { font-size: 34px; }
	.hero-sub { font-size: 15.5px; }
	.stats-band .wrap { grid-template-columns: repeat(2, 1fr); gap: 24px 0; }
	.stat:nth-child(3) { padding-left: 0; border-left: 0; }
	.sec { padding: 64px 0; }
	.sec-head h2 { font-size: 26px; }
}
@media (max-width: 620px) {
	.prod-grid { grid-template-columns: 1fr; gap: 18px; }
	.hero-dark h1 { font-size: 28px; }
	.stat b { font-size: 30px; }
}
/* 首屏内的数据行 */
.stats-band { background: #0a0d14; }
.stats-band .wrap {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	padding-top: 32px;
	padding-bottom: 46px;
	border-top: 1px solid rgba(255, 255, 255, .14);
}
.hero-stat { padding-left: 34px; border-left: 1px solid rgba(255, 255, 255, .12); }
.hero-stat:first-child { padding-left: 0; border-left: 0; }
.hero-stat b {
	display: block;
	font-size: 40px;
	line-height: 1.05;
	font-weight: 700;
	color: #fff;
	letter-spacing: -.03em;
}
.hero-stat b em { font-style: normal; font-size: 19px; margin-left: 2px; color: rgba(255, 255, 255, .72); }
.hero-stat span { display: block; margin-top: 7px; font-size: 13px; color: rgba(255, 255, 255, .52); letter-spacing: .02em; }

/* 区块标题前的小色条 */
.sec-head h2::before {
	content: "";
	display: block;
	width: 26px;
	height: 2px;
	background: var(--accent);
	margin-bottom: 18px;
}
.prod-card::before {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	top: 0;
	height: 2px;
	background: var(--accent);
	transform: scaleX(0);
	transform-origin: left;
	transition: transform .25s ease;
	z-index: 2;
}
.prod-card:hover::before { transform: scaleX(1); }
/* 服务流程：左标题 + 右 2×2 */
.svc-grid { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 64px; align-items: start; }
.svc-intro h2 { margin: 0 0 14px; font-size: 38px; letter-spacing: -.025em; line-height: 1.25; }
.svc-intro h2::before {
	content: "";
	display: block;
	width: 26px;
	height: 2px;
	background: var(--accent);
	margin-bottom: 18px;
}
.svc-intro p { margin: 0; font-size: 14.5px; line-height: 1.9; color: var(--mute); }
.svc-grid .cap-grid { grid-template-columns: repeat(2, 1fr); border-top: 0; }
.svc-grid .cap { padding: 0 34px 34px 0; border-right: 0; border-bottom: 1px solid var(--line-2); }
.svc-grid .cap:nth-child(odd) { border-right: 1px solid var(--line-2); }
.svc-grid .cap:nth-child(n+3) { padding-top: 30px; }
.svc-grid .cap:nth-child(3), .svc-grid .cap:nth-child(4) { border-bottom: 0; }
.svc-grid .cap:nth-child(even) { padding-right: 0; padding-left: 34px; }

@media (max-width: 1080px) {
	.svc-grid { grid-template-columns: 1fr; gap: 34px; }
}
@media (max-width: 620px) {
	.svc-grid .cap-grid { grid-template-columns: 1fr; }
	.svc-grid .cap { padding: 0 0 26px 0; border-right: 0 !important; }
	.svc-grid .cap:nth-child(even) { padding-left: 0; }
	.svc-grid .cap:nth-child(3) { border-bottom: 1px solid var(--line-2); }
}
/* 数据行移动端：两列 */
@media (max-width: 860px) {
	.stats-band .wrap {
		grid-template-columns: repeat(2, 1fr);
		row-gap: 26px;
		padding-top: 28px;
		padding-bottom: 34px;
	}
	.hero-stat { padding-left: 0; border-left: 0; }
	.hero-stat:nth-child(even) { padding-left: 24px; border-left: 1px solid rgba(255, 255, 255, .12); }
	.hero-stat:nth-child(n+3) { padding-top: 4px; }
	.svc-grid .cap:nth-child(odd) { border-right: 0; }
}
@media (max-width: 620px) {
	.hero-stat b { font-size: 30px; }
	.hero-stat span { font-size: 12.5px; }
}
/* ==========================================================================
   首屏：左文 + 右产品展示板（图不抠，浅底衬托，边缘干净）
   ========================================================================== */
.hero-dark {
	background: #0a0d14;
	display: block;
	min-height: 0;
	padding: 84px 0 92px;
}
.hero-dark-inner {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 540px;
	gap: 72px;
	align-items: center;
}
.hero-panel {
	margin: 0;
	background: #f4f3ef;
	padding: 26px 26px 20px;
}
.hero-panel img { display: block; width: 100%; height: auto; }
.hero-panel figcaption {
	margin-top: 14px;
	font-size: 12.5px;
	color: #6d6a66;
	letter-spacing: .02em;
	line-height: 1.6;
}
.hero-dark .hero-actions { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }

@media (max-width: 1080px) {
	.hero-dark-inner { grid-template-columns: minmax(0, 1fr) 420px; gap: 44px; }
}
@media (max-width: 860px) {
	.hero-dark { padding: 56px 0 60px; }
	.hero-dark-inner { grid-template-columns: 1fr; gap: 34px; }
	.hero-panel { max-width: 520px; padding: 18px 18px 14px; }
}
/* 展示板：白底，让产品图白背景自然融入 */
.hero-panel {
	background: #ffffff;
	padding: 0;
}
.hero-panel img { display: block; width: 100%; height: auto; }
.hero-panel figcaption {
	padding: 16px 22px 18px;
	margin: 0;
	font-size: 12.5px;
	color: #55534f;
	letter-spacing: .02em;
	border-top: 1px solid #e8e6e1;
	background: #ffffff;
}