/* ==========================================================================
   CHAOYUAN — Subpage styles
   Inner page banner · sidebar · list cards · detail layouts · contact
   ========================================================================== */

/* ---------- 00 · subpage header override ---------- */
/* On inner pages the header is always opaque from the start */
body.subpage .site-header:not(.is-scrolled) .topbar {
	background: var(--paper-2);
	border-bottom-color: var(--line-soft);
}
body.subpage .site-header:not(.is-scrolled) .topbar__loc, body.subpage .site-header:not(.is-scrolled) .topbar__list {
	color: var(--text-soft);
}
body.subpage .site-header:not(.is-scrolled) .topbar__list li + li::before {
	background: var(--line);
}
body.subpage .site-header:not(.is-scrolled) .brand__logo--dark {
	opacity: 1;
}
body.subpage .site-header:not(.is-scrolled) .brand__logo--light {
	opacity: 0;
}
body.subpage .site-header:not(.is-scrolled) .nav__menu > ul > li > a {
	color: var(--text-muted);
}
body.subpage .site-header:not(.is-scrolled) .nav__menu > ul > li > a:hover, body.subpage .site-header:not(.is-scrolled) .nav__menu > ul > li > a.is-active {
	color: var(--text);
}
body.subpage .site-header:not(.is-scrolled) .nav__quote {
	background: var(--accent);
	color: #fff;
}
body.subpage .site-header:not(.is-scrolled) .nav__quote:hover {
	background: var(--ink);
	color: #fff;
}
body.subpage .site-header:not(.is-scrolled) .burger span {
	background: var(--text);
}
body.subpage {
	padding-top: 124px;
}
/* ---------- 01 · inner page banner ---------- */
.page-banner {
	position: relative;
	display: flex;
	align-items: center;
	min-height: clamp(285px, 23.5vw, 340px);
	padding: clamp(56px, 6vw, 96px) 0 clamp(48px, 5vw, 72px);
	background: linear-gradient(90deg, var(--paper) 0%, rgba(245, 251, 252, 0.94) 12%, rgba(245, 251, 252, 0.62) 34%, rgba(245, 251, 252, 0.42) 60%),  url("../images/banner1.jpg") center right / cover no-repeat,  var(--paper);
	border-bottom: 1px solid var(--line-soft);
	overflow: hidden;
}
.page-banner::before {
	content: "";
	position: absolute;
	inset: 0;
	background: radial-gradient(60% 80% at 85% 20%, rgba(0,49,159,0.08), transparent 60%),  radial-gradient(50% 70% at 10% 90%, rgba(0,49,159,0.05), transparent 60%);
	pointer-events: none;
}
.page-banner__inner {
	position: relative;
	z-index: 1;
	width: 100%;
}
.breadcrumb {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-family: var(--font-mono);
	font-size: 0.78125rem;
	font-weight: 500;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--text-soft);
	margin-bottom: 18px;
}
.breadcrumb a {
	color: var(--text-soft);
	transition: color 0.25s var(--ease);
}
.breadcrumb a:hover {
	color: var(--accent);
}
.breadcrumb__sep {
	width: 10px;
	height: 1px;
	background: var(--line-strong);
	opacity: 0.4;
}
.breadcrumb__current {
	color: var(--accent);
}
.page-banner__title {
	font-size: clamp(2rem, 3.2vw, 2.375rem);
	font-weight: 600;
	line-height: 1.12;
	letter-spacing: -0.025em;
	color: var(--text);
}
.page-banner__title em {
	font-family: var(--font-display);
	font-style: italic;
	font-weight: 500;
	letter-spacing: -0.02em;
	color: var(--accent);
}
.page-banner__lede {
	/* max-width: 60ch; */
	margin-top: 14px;
	font-size: 1rem;
	line-height: 1.7;
	color: var(--text-muted);
}
/* ---------- 02 · two-column layout (sidebar + content) ---------- */
.page-wrap {
	display: grid;
	grid-template-columns: 260px minmax(0, 1fr);
	gap: clamp(28px, 4vw, 60px);
	align-items: start;
	padding-top: clamp(36px, 4vw, 56px);
	padding-bottom: clamp(48px, 5vw, 72px);
}
.sidebar {
	position: static;
}
.sidebar__box {
	padding: clamp(20px, 2.2vw, 28px);
	background: var(--paper);
	border: 1px solid var(--line-soft);
	border-radius: 4px;
	margin-bottom: 16px;
}
.sidebar__title {
	font-family: var(--font-mono);
	font-size: 0.78125rem;
	font-weight: 500;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--accent);
	margin-bottom: 14px;
}
.sidebar__list {
	border-top: 1px solid var(--line);
}
.sidebar__list li {
	border-bottom: 1px solid var(--line);
}
.sidebar__list a, .sidebar__list button {
	display: block;
	width: 100%;
	padding: 13px 0;
	font-family: var(--font-display);
	font-size: 0.96875rem;
	font-weight: 600;
	letter-spacing: -0.008em;
	color: var(--text);
	text-align: left;
	background: none;
	border: 0;
	cursor: pointer;
	transition: color 0.25s var(--ease), padding 0.25s var(--ease);
}
.sidebar__list a:hover, .sidebar__list button:hover {
	color: var(--accent);
}
.sidebar__list a.is-on, .sidebar__list button.is-on {
	color: var(--accent);
}
.sidebar__list a.is-on::after, .sidebar__list button.is-on::after {
	content: "";
	display: block;
	width: 24px;
	height: 1px;
	margin-top: 8px;
	background: var(--accent);
}
.sidebar__contact {
	background: var(--ink);
	border-color: rgba(255, 255, 255, 0.06);
	color: rgba(255, 255, 255, 0.72);
}
.sidebar__contact .sidebar__title {
	margin-bottom: 14px;
	color: rgba(255, 255, 255, 0.5);
}
.sidebar__contact p {
	margin-bottom: 18px;
	font-size: 0.9375rem;
	line-height: 1.75;
	color: rgba(255, 255, 255, 0.6);
}
.sidebar__contact a {
	display: block;
	font-weight: 600;
}
/* 电话 → 主按钮 */
.sidebar__contact a:first-of-type {
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 13px 16px;
	border-radius: 2px;
	background: var(--accent);
	font-family: var(--font-display);
	font-size: 0.8125rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: #fff;
	transition: background 0.25s var(--ease);
}
.sidebar__contact a:first-of-type:hover {
	background: var(--accent-dark);
	color: #fff;
}
/* 邮箱 → 次级文字链接 */
.sidebar__contact a:last-of-type {
	margin-top: 14px;
	font-size: 0.875rem;
	font-weight: 500;
	text-align: center;
	word-break: break-all;
	color: rgba(255, 255, 255, 0.6);
	transition: color 0.25s var(--ease);
}
.sidebar__contact a:last-of-type:hover {
	color: #fff;
}
/* ---------- 03 · product cards grid ---------- */
.prod-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: clamp(18px, 2vw, 28px);
}
.prod-card {
	display: block;
	text-decoration: none;
	color: inherit;
	background: var(--paper-2);
	border: 1px solid var(--line-soft);
	border-radius: var(--radius);
	overflow: hidden;
	transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
}
.prod-card:hover {
	border-color: var(--accent);
	box-shadow: 0 2px 4px rgba(11,14,18,0.06), 0 22px 40px -28px rgba(0,49,159,0.45);
	transform: translateY(-4px);
}
.prod-card__media {
	display: block;
	/* aspect-ratio: 4/3; */
	overflow: hidden;
	background: #e4e1da;
}
.prod-card__media img {
	width: 100%;
	/* height: 100%;
	object-fit: cover; */
	transition: transform 1s var(--ease);
}
.prod-card:hover .prod-card__media img {
	transform: scale(1.05);
}
.prod-card__body {
	padding: clamp(14px, 1.5vw, 20px) clamp(14px, 1.5vw, 20px) clamp(18px, 2vw, 24px);
}
.prod-card__cat {
	font-family: var(--font-mono);
	font-size: 0.71875rem;
	font-weight: 500;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--accent);
}
.prod-card h3 {
	margin-top: 6px;
	font-family: var(--font-display);
	font-size: clamp(0.9375rem, 1.1vw, 1.0625rem);
	font-weight: 600;
	line-height: 1.35;
	letter-spacing: -0.012em;
	color: var(--text);
	transition: color 0.25s var(--ease);
}
.prod-card:hover h3 {
	color: var(--accent);
}
.prod-card__spec {
	margin-top: 8px;
	font-size: 0.875rem;
	line-height: 1.6;
	color: var(--text-soft);
}
.prod-card__more {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	margin-top: 12px;
	font-family: var(--font-display);
	font-size: 0.78125rem;
	font-weight: 600;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--text);
	transition: color 0.25s var(--ease);
}
.prod-card__more svg {
	width: 13px;
	height: 13px;
	fill: none;
	stroke: currentColor;
	stroke-width: 1.8;
	transition: transform 0.3s var(--ease);
}
.prod-card:hover .prod-card__more {
	color: var(--accent);
}
.prod-card:hover .prod-card__more svg {
	transform: translateX(4px);
}
/* ---------- 04 · pagination ---------- */
.pager {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	margin-top: clamp(32px, 3.6vw, 48px);
	padding-top: clamp(20px, 2vw, 28px);
	border-top: 1px solid var(--line-soft);
}
.pager a, .pager button {
	min-width: 40px;
	height: 40px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0 12px;
	border: 1px solid var(--line);
	border-radius: 999px;
	background: var(--paper-2);
	font-family: var(--font-display);
	font-size: 0.84375rem;
	font-weight: 600;
	letter-spacing: 0.06em;
	color: var(--text);
	cursor: pointer;
	transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.pager a:hover, .pager button:hover {
	background: var(--accent);
	border-color: var(--accent);
	color: #fff;
}
.pager .is-on {
	background: var(--accent);
	border-color: var(--accent);
	color: #fff;
}
.pager .pager__next {
	gap: 6px;
}
.pager .pager__next svg, .pager .pager__prev svg {
	width: 14px;
	height: 14px;
	fill: none;
	stroke: currentColor;
	stroke-width: 1.8;
}
/* 分页 · 静态化输出（首页 上一页 1 2 3 下一页 末页） */
.showpage {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: center;
	gap: 6px;
	margin-top: clamp(32px, 3.6vw, 48px);
	padding-top: clamp(20px, 2vw, 28px);
	border-top: 1px solid var(--line-soft);
	font-family: var(--font-display);
	font-size: 0.84375rem;
	font-weight: 600;
	letter-spacing: 0.04em;
	color: var(--text-soft);
}
.showpage a, .showpage .current {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 40px;
	height: 40px;
	padding: 0 14px;
	border: 1px solid var(--line);
	border-radius: 999px;
	background: var(--paper-2);
	font-weight: 600;
	letter-spacing: 0.04em;
	color: var(--text);
	transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
/* 数字页码：正圆按钮 */
.showpage a:not(:nth-last-of-type(1)):not(:nth-last-of-type(2)) {
 min-width: 40px;
 padding: 0;
 letter-spacing: 0;
}
.showpage a:hover {
	background: var(--accent);
	border-color: var(--accent);
	color: #fff;
	transform: translateY(-1px);
}
.showpage .current {
	background: var(--accent);
	border-color: var(--accent);
	color: #fff;
}
/* ---------- 05 · product detail ---------- */
.prod-detail {
	padding-top: clamp(36px, 4vw, 56px);
	padding-bottom: clamp(48px, 5vw, 72px);
}
.prod-detail__main {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(320px, 700px);
	gap: clamp(36px, 5vw, 50px);
	align-items: start;
}
.prod-gallery {
	position: sticky;
	top: 140px;
}
.prod-gallery__main {
	position: relative;
	/* aspect-ratio: 1/1; */
	border: 1px solid var(--line);
	border-radius: var(--radius);
	overflow: hidden;
	background: var(--paper-2);
}
.prod-gallery__main img {
	width: 100%;/* height: 100%;
	object-fit: cover; */
}
.prod-gallery__thumbs {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 10px;
	margin-top: 12px;
}
.prod-gallery__thumb {
	position: relative;
	/* aspect-ratio: 1/1; */
	border: 1px solid var(--line);
	border-radius: 2px;
	overflow: hidden;
	cursor: pointer;
	transition: border-color 0.25s var(--ease);
}
.prod-gallery__thumb.is-on {
	border-color: var(--accent);
}
.prod-gallery__thumb img {
	width: 100%;/* height: 100%;
	object-fit: cover; */
}
.prod-info__cat {
	font-family: var(--font-mono);
	font-size: 0.78125rem;
	font-weight: 500;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--accent);
}
.prod-info__title {
	margin-top: 12px;
	font-size: clamp(1.8rem, 2.6vw, 2rem);
	font-weight: 600;
	line-height: 1.1;
	letter-spacing: -0.025em;
}
.prod-info__lede {
	margin-top: 18px;
	font-size: 1rem;
	line-height: 1.75;
	color: var(--text-muted);
}
.prod-info__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-top: 28px;
}
.prod-spec {
	margin-top: clamp(32px, 3.6vw, 48px);
	border-top: 1px solid var(--line);
}
.prod-spec h3 {
	font-family: var(--font-mono);
	font-size: 0.78125rem;
	font-weight: 500;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--text-soft);
	margin-top: 24px;
	margin-bottom: 4px;
}
.prod-spec__list {
	display: grid;
	grid-template-columns: 120px minmax(0, 1fr);
	row-gap: 14px;
	column-gap: clamp(18px, 2.4vw, 32px);
	padding-top: 16px;
}
.prod-spec__list dt {
	font-family: var(--font-mono);
	font-size: 0.78125rem;
	font-weight: 500;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--text-soft);
	padding-top: 2px;
}
.prod-spec__list dd {
	font-family: var(--font-display);
	font-size: 1rem;
	font-weight: 600;
	color: var(--text);
}
.prod-desc {
	margin-top: clamp(36px, 4vw, 56px);
	padding-top: clamp(28px, 3vw, 40px);
	border-top: 1px solid var(--line);
}
.prod-desc h3 {
	font-size: clamp(1.3rem, 1.8vw, 1.375rem);
	font-weight: 600;
	margin-bottom: 22px;
}
.prod-desc h3 em {
	font-style: italic;
	color: var(--accent);
	font-family: var(--font-display);
	font-weight: 500;
}
.prod-desc__body p {
	/* max-width: 74ch; */
	margin-bottom: 16px;
	font-size: 1rem;
	line-height: 1.85;
	color: var(--text-muted);
}
.prod-desc__list {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 10px clamp(24px, 3vw, 40px);
	margin-top: 28px;
	padding: 0;
	list-style: none;
}
.prod-desc__list li {
	position: relative;
	padding-left: 20px;
	font-size: 0.9375rem;
	line-height: 1.7;
	color: var(--text);
}
.prod-desc__list li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0.62em;
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: var(--accent);
}
/* ---------- 06 · about long-form content ---------- */
.about-hero {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
	gap: clamp(32px, 4.5vw, 50px);
	/* align-items: start; */
	padding-top: clamp(36px, 4vw, 56px);
	padding-bottom: clamp(48px, 5vw, 72px);
}
.about-hero__media {
	position: relative;
	margin: 0;
	border-radius: var(--radius);
	overflow: hidden;/* aspect-ratio: 4/3; */
	/* background: #e4e1da; */
}
.about-hero__media img {
	width: 100%;/* height: 100%;
	object-fit: cover; */
}
.about-hero__body h2 {
	font-size: clamp(1.6rem, 2.4vw, 1.75rem);
	font-weight: 600;
	line-height: 1.15;
	letter-spacing: -0.022em;
}
.about-hero__body h2 em {
	font-style: italic;
	font-weight: 500;
	color: var(--accent);
	font-family: var(--font-display);
}
.about-hero__body p {
	margin-top: 18px;
	font-size: 1rem;
	line-height: 1.8;
	color: var(--text-muted);
}
.about-hero__body p + p {
	margin-top: 14px;
}
.about-section {
	padding: clamp(48px, 5vw, 80px) 0;
}
.about-section--paper {
	background: var(--paper);
}
.about-section--white {
	background: var(--paper-2);
}
.about-section__head {
	text-align: center;
	margin-bottom: clamp(28px, 3.4vw, 48px);
}
.about-section__head h2 {
	font-size: clamp(1.8rem, 2.8vw, 2rem);
	font-weight: 600;
	letter-spacing: -0.025em;
}
.about-section__head h2 em {
	font-style: italic;
	font-weight: 500;
	color: var(--accent);
	font-family: var(--font-display);
}
.about-section__head p {
	max-width: 50ch;
	margin: 12px auto 0;
	font-size: 0.96875rem;
	line-height: 1.7;
	color: var(--text-muted);
}
.about-values {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: clamp(18px, 2vw, 28px);
}
.about-value {
	padding: clamp(18px, 2vw, 28px);
	background: var(--paper-2);
	border: 1px solid var(--line-soft);
	border-radius: var(--radius);
	text-align: center;
	transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
}
.about-value:hover {
	border-color: var(--accent);
	box-shadow: 0 2px 4px rgba(11,14,18,0.05), 0 24px 40px -28px rgba(0,49,159,0.4);
	transform: translateY(-4px);
}
.about-value__num {
	font-family: var(--font-mono);
	font-size: 0.78125rem;
	font-weight: 500;
	letter-spacing: 0.16em;
	color: var(--accent);
}
.about-value h3 {
	margin-top: 14px;
	font-size: 1rem;
	font-weight: 600;
}
.about-value p {
	margin-top: 10px;
	font-size: 0.90625rem;
	line-height: 1.7;
	color: var(--text-muted);
}
/* dark variant · fixed backdrop + index-card layout (core values) */
.about-section--dark {
	position: relative;
	color: var(--on-dark);
	background: linear-gradient(180deg, rgba(4, 10, 20, 0.86) 0%, rgba(4, 10, 20, 0.94) 100%),  url("../images/banner2.jpg") center center / cover no-repeat fixed,  #060d18;
	border-top: 1px solid rgba(255, 255, 255, 0.08);
	border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.about-section--dark .about-section__head h2 {
	color: var(--on-dark);
}
.about-section--dark .about-section__head h2 em {
	color: #7fa5ff;
}
.about-section--dark .about-section__head p {
	color: var(--on-dark-muted);
}
.about-section--dark .about-values {
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: clamp(16px, 1.8vw, 24px);
}
.about-section--dark .about-value {
	display: grid;
	grid-template-columns: auto minmax(0, 1fr);
	grid-template-areas: "num title"  "num text";
	column-gap: clamp(18px, 2vw, 30px);
	align-items: start;
	text-align: left;
	padding: clamp(24px, 2.4vw, 34px);
	background: rgba(255, 255, 255, 0.045);
	border: 1px solid rgba(255, 255, 255, 0.12);
	border-radius: 4px;
	-webkit-backdrop-filter: blur(8px);
	backdrop-filter: blur(8px);
}
.about-section--dark .about-value:hover {
	border-color: rgba(127, 165, 255, 0.65);
	background: rgba(255, 255, 255, 0.08);
	box-shadow: 0 30px 60px -40px rgba(0, 0, 0, 0.85);
	transform: translateY(-4px);
}
.about-section--dark .about-value__num {
	grid-area: num;
	font-family: var(--font-display);
	font-size: clamp(2rem, 2.6vw, 2.75rem);
	font-weight: 600;
	line-height: 1;
	letter-spacing: -0.03em;
	color: rgba(127, 165, 255, 0.9);
}
.about-section--dark .about-value h3 {
	grid-area: title;
	margin-top: 0;
	font-size: 1.0625rem;
	color: #fff;
}
.about-section--dark .about-value p {
	grid-area: text;
	color: rgba(238, 241, 245, 0.68);
}
.milestone {
	display: grid;
	grid-template-columns: repeat(5, minmax(0, 1fr));
	gap: clamp(16px, 2vw, 24px);
}
.milestone__item {
	position: relative;
	padding: clamp(18px, 2vw, 26px);
	background: var(--paper-2);
	border: 1px solid var(--line-soft);
	border-radius: var(--radius);
}
.milestone__year {
	font-family: var(--font-display);
	font-size: 1.75rem;
	font-weight: 600;
	color: var(--accent);
	letter-spacing: -0.02em;
	line-height: 1;
}
.milestone__item p {
	margin-top: 10px;
	font-size: 0.90625rem;
	line-height: 1.7;
	color: var(--text-muted);
}
/* ---------- 07 · contact page ---------- */
.contact-layout {
	display: grid;
	grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
	gap: clamp(28px, 4vw, 60px);
	padding-top: clamp(36px, 4vw, 56px);
	padding-bottom: clamp(48px, 5vw, 72px);
}
.contact-info h3 {
	font-size: clamp(1.4rem, 2vw, 1.5rem);
	font-weight: 600;
	margin-bottom: 22px;
}
.contact-info h3 em {
	font-style: italic;
	font-weight: 500;
	color: var(--accent);
	font-family: var(--font-display);
}
.contact-info__list {
	border-top: 1px solid var(--line);
}
.contact-info__item {
	display: grid;
	grid-template-columns: 36px minmax(0, 1fr);
	gap: 18px;
	padding: 18px 0;
	border-bottom: 1px solid var(--line);
}
.contact-info__icon {
	width: 36px;
	height: 36px;
	display: grid;
	place-items: center;
	background: var(--accent-wash);
	border-radius: 50%;
	flex: none;
}
.contact-info__icon svg {
	width: 16px;
	height: 16px;
	fill: none;
	stroke: var(--accent);
	stroke-width: 1.8;
	stroke-linecap: round;
	stroke-linejoin: round;
}
.contact-info__label {
	font-family: var(--font-mono);
	font-size: 0.78125rem;
	font-weight: 500;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--text-soft);
}
.contact-info__value {
	margin-top: 4px;
	font-size: 1rem;
	font-weight: 600;
	color: var(--text);
}
.contact-info__value a {
	color: inherit;
	transition: color 0.25s var(--ease);
}
.contact-info__value a:hover {
	color: var(--accent);
}
.contact-map {
	border: 1px solid var(--line-soft);
	border-radius: var(--radius);
	overflow: hidden;
	margin-top: clamp(20px, 2.4vw, 30px);
}
.contact-map__frame {
	aspect-ratio: 16/9;
	background: var(--paper);
	display: grid;
	place-items: center;
	position: relative;
	overflow: hidden;
}
.contact-map__frame::before {
	content: "";
	position: absolute;
	inset: 0;
	background: repeating-linear-gradient(0deg, transparent, transparent 23px, rgba(0,49,159,0.06) 23px, rgba(0,49,159,0.06) 24px),  repeating-linear-gradient(90deg, transparent, transparent 23px, rgba(0,49,159,0.06) 23px, rgba(0,49,159,0.06) 24px);
}
.contact-map__placeholder {
	position: relative;
	z-index: 1;
	text-align: center;
}
.contact-map__placeholder svg {
	width: 48px;
	height: 48px;
	fill: none;
	stroke: var(--accent);
	stroke-width: 1.5;
	margin: 0 auto 12px;
}
.contact-map__placeholder p {
	font-family: var(--font-mono);
	font-size: 0.78125rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--text-soft);
}
/* ---------- 08 · project / news list (left-img + right-content rows) ---------- */
.row-list {
	display: flex;
	flex-direction: column;
}
.row-item {
	display: grid;
	grid-template-columns: 320px minmax(0, 1fr);
	gap: clamp(20px, 2.4vw, 32px);
	padding: clamp(20px, 2.4vw, 30px) 0;
	border-bottom: 1px solid var(--line-soft);
	text-decoration: none;
	color: inherit;
	transition: background 0.3s var(--ease);
}
.row-item:first-child {
	border-top: 1px solid var(--line-soft);
}
.row-item:hover {
	background: rgba(0,49,159,0.02);
}
.row-item__media {
	position: relative;
	/* aspect-ratio: 4/3; */
	border-radius: var(--radius);
	overflow: hidden;
	background: #e4e1da;
}
.row-item__media img {
	width: 100%;
	/* height: 100%;
	object-fit: cover; */
	transition: transform 1s var(--ease);
}
.row-item:hover .row-item__media img {
	transform: scale(1.04);
}
.row-item__body {
	display: flex;
	flex-direction: column;
	justify-content: center;
}
.row-item__meta {
	display: flex;
	align-items: center;
	gap: 10px;
	font-family: var(--font-mono);
	font-size: 0.75rem;
	font-weight: 500;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--text-soft);
}
.row-item__meta span {
	display: inline-flex;
	align-items: center;
}
.row-item__meta .date {
	color: var(--text-muted);
}
.row-item__meta .tag::before {
	content: "";
	width: 14px;
	height: 1px;
	background: var(--line-strong);
	margin-right: 10px;
	opacity: 0.5;
}
.row-item__title {
	margin-top: 10px;
	font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
	font-weight: 600;
	line-height: 1.35;
	letter-spacing: -0.015em;
	color: var(--text);
	transition: color 0.25s var(--ease);
}
.row-item:hover .row-item__title {
	color: var(--accent);
}
.row-item__excerpt {
	margin-top: 8px;
	font-size: 0.96875rem;
	line-height: 1.7;
	color: var(--text-muted);
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}
.row-item__more {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	margin-top: 14px;
	font-family: var(--font-display);
	font-size: 0.78125rem;
	font-weight: 600;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--text);
	transition: color 0.25s var(--ease);
	align-self: flex-start;
}
.row-item__more svg {
	width: 13px;
	height: 13px;
	fill: none;
	stroke: currentColor;
	stroke-width: 1.8;
	transition: transform 0.3s var(--ease);
}
.row-item:hover .row-item__more {
	color: var(--accent);
}
.row-item:hover .row-item__more svg {
	transform: translateX(4px);
}
/* ---------- 08b · project cases gallery (3 cards per row) ---------- */
.row-list--grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: clamp(16px, 1.8vw, 24px);
	margin-top: clamp(26px, 3vw, 42px);
}
.row-list--grid .row-item {
	display: flex;
	flex-direction: column;
	padding: 0;
	background: var(--paper-2);
	border: 1px solid var(--line-soft);
	border-top: 1px solid var(--line-soft);
	border-radius: var(--radius);
	overflow: hidden;
	transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
}
.row-list--grid .row-item:hover {
	background: var(--paper-2);
	border-color: var(--line);
	box-shadow: 0 30px 50px -38px rgba(0, 20, 60, 0.55);
	transform: translateY(-4px);
}
.row-list--grid .row-item__media {
	/* aspect-ratio: 4 / 3; */
	border-radius: 0;
}
.row-list--grid .row-item__body {
	flex: 1;
	justify-content: flex-start;
	padding: clamp(16px, 1.5vw, 20px) clamp(16px, 1.6vw, 22px) clamp(20px, 1.8vw, 24px);
}
.row-list--grid .row-item__meta {
	font-size: 0.71875rem;
	letter-spacing: 0.1em;
}
.row-list--grid .row-item__title {
	margin-top: 10px;
	font-size: 1rem;
	line-height: 1.45;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}
.row-list--grid .row-item__excerpt, .row-list--grid .row-item__more, .row-list--grid .row-item__more svg {
	display: none;
}
/* ---------- 09 · project / article detail ---------- */
.article-wrap {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 280px;
	gap: clamp(28px, 4vw, 60px);
	padding-top: clamp(36px, 4vw, 56px);
	padding-bottom: clamp(48px, 5vw, 72px);
}
.article-header {
	margin-bottom: clamp(20px, 2.4vw, 28px);
}
.article-header__meta {
	display: flex;
	align-items: center;
	gap: 10px;
	font-family: var(--font-mono);
	font-size: 0.78125rem;
	font-weight: 500;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--text-soft);
	margin-bottom: 14px;
}
.article-header__title {
	font-size: clamp(1.8rem, 2.8vw, 2.125rem);
	font-weight: 600;
	line-height: 1.15;
	letter-spacing: -0.025em;
}
.article-cover {
	position: relative;
	aspect-ratio: 16/9;
	border-radius: var(--radius);
	overflow: hidden;
	background: #e4e1da;
	margin-bottom: clamp(20px, 2.4vw, 28px);
}
.article-cover img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.article-body {
	font-size: 1rem;
	line-height: 1.85;
	color: var(--text-muted);
}
.article-body h3 {
	font-family: var(--font-display);
	font-size: clamp(1.3rem, 1.8vw, 1.25rem);
	font-weight: 600;
	color: var(--text);
	margin: clamp(20px, 2.4vw, 28px) 0 12px;
	letter-spacing: -0.015em;
}
.article-body h3 em {
	font-style: italic;
	font-weight: 500;
	color: var(--accent);
	font-family: var(--font-display);
}
.article-body p {
	margin-top: 12px;
}
.article-body p:first-child {
	margin-top: 0;
}
.article-body ul {
	margin-top: 12px;
	padding-left: 20px;
}
.article-body li {
	list-style: disc;
	margin-top: 6px;
}
.article-body figure {
	margin: clamp(20px, 2.4vw, 28px) 0;
	border-radius: var(--radius);
	overflow: hidden;
}
.article-body img {
	max-width: 100%;
	display: block;
	margin:0px auto;
}
.article-body figcaption {
	padding: 10px 0 4px;
	font-family: var(--font-mono);
	font-size: 0.78125rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--text-soft);
}
/* 上一篇 / 下一篇 */
.article-main > p {
	position: relative;
	margin-top: 14px;
	padding: clamp(18px, 1.8vw, 22px) clamp(20px, 2vw, 26px);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	background: var(--paper-2);
	font-family: var(--font-display);
	font-size: 0.75rem;
	font-weight: 700;
	line-height: 1.5;
	letter-spacing: 0.16em;
	color: var(--text-soft);
	transition: border-color 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
}
.article-main > p::before {
	content: "";
	position: absolute;
	left: 0;
	top: 50%;
	width: 3px;
	height: 0;
	background: var(--accent);
	transform: translateY(-50%);
	transition: height 0.3s var(--ease);
}
.article-main > p:first-of-type {
	margin-top: clamp(34px, 3.6vw, 48px);
}
.article-main > p a {
	display: block;
	margin-top: 8px;
	font-family: var(--font-body);
	font-size: 1.0625rem;
	font-weight: 600;
	line-height: 1.45;
	letter-spacing: 0;
	color: var(--text);
	text-decoration: none;
	transition: color 0.3s var(--ease);
}
.article-main > p:hover {
	border-color: rgba(0, 49, 159, 0.38);
	background: var(--accent-wash);
	box-shadow: 0 24px 40px -34px rgba(0, 25, 80, 0.55);
	transform: translateX(4px);
}
.article-main > p:hover::before {
	height: 62%;
}
.article-main > p:hover a {
	color: var(--accent);
}
.gallery-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: clamp(10px, 1.2vw, 16px);
	margin: clamp(20px, 2.4vw, 28px) 0;
}
.gallery-grid > div {
	position: relative;
	aspect-ratio: 4/3;
	border-radius: var(--radius);
	overflow: hidden;
	background: #e4e1da;
}
.gallery-grid img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 1s var(--ease);
}
.gallery-grid > div:hover img {
	transform: scale(1.05);
}
.detail-sidebar {
	position: sticky;
	top: 140px;
}
.detail-sidebar__box {
	background: var(--paper);
	border: 1px solid var(--line-soft);
	border-radius: var(--radius);
	padding: clamp(16px, 1.8vw, 22px);
	margin-bottom: 16px;
}
.detail-sidebar__title {
	font-family: var(--font-mono);
	font-size: 0.78125rem;
	font-weight: 500;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--accent);
	margin-bottom: 12px;
}
.detail-sidebar__list {
	border-top: 1px solid var(--line);
}
.detail-sidebar__list li {
	border-bottom: 1px solid var(--line);
}
.detail-sidebar__list a {
	display: block;
	padding: 12px 0;
	font-size: 0.9375rem;
	font-weight: 500;
	color: var(--text);
	line-height: 1.5;
	transition: color 0.25s var(--ease);
}
.detail-sidebar__list a:hover {
	color: var(--accent);
}
.detail-sidebar__list a small {
	display: block;
	margin-top: 4px;
	font-family: var(--font-mono);
	font-size: 0.71875rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--text-soft);
}

/* ---------- 10 · responsive ---------- */
@media (max-width: 1200px) {
.prod-grid {
	grid-template-columns: repeat(2, minmax(0, 1fr));
}
.about-values {
	grid-template-columns: repeat(2, minmax(0, 1fr));
}
.milestone {
	grid-template-columns: repeat(3, minmax(0, 1fr));
}
.contact-layout {
	grid-template-columns: 1fr;
}
.prod-detail__main {
	grid-template-columns: 1fr;
}
.prod-gallery {
	position: static;
}
}
@media (max-width: 1080px) {
.page-wrap {
	grid-template-columns: 1fr;
}
.sidebar {
	position: static;
}
.article-wrap {
	grid-template-columns: 1fr;
}
.detail-sidebar {
	position: static;
}
.about-hero {
	grid-template-columns: 1fr;
}
.prod-desc__list {
	grid-template-columns: 1fr;
}
.row-list--grid {
	grid-template-columns: repeat(2, minmax(0, 1fr));
}
}
@media (max-width: 800px) {
body.subpage {
	padding-top: 74px;
}
.row-item {
	grid-template-columns: 1fr;
}
.row-item__media {
	aspect-ratio: 16/9;
}
.prod-spec__list {
	grid-template-columns: 1fr;
	row-gap: 6px;
}
.prod-spec__list dt {
	padding-top: 12px;
	border-top: 1px solid var(--line);
}
.prod-spec__list dd {
	padding-bottom: 8px;
	border-bottom: 1px solid var(--line-soft);
}
.gallery-grid {
	grid-template-columns: repeat(2, minmax(0, 1fr));
}
}
@media (max-width: 620px) {
.prod-grid {
	grid-template-columns: 1fr;
}
.about-values {
	grid-template-columns: 1fr;
}
.milestone {
	grid-template-columns: repeat(2, minmax(0, 1fr));
}
.prod-gallery__thumbs {
	grid-template-columns: repeat(4, minmax(0, 1fr));
}
.gallery-grid {
	grid-template-columns: 1fr;
}
.row-list--grid {
	grid-template-columns: 1fr;
}
/* keep banner text readable on narrow screens: stronger wash over the photo */
.page-banner {
	background: linear-gradient(180deg, rgba(245, 251, 252, 0.95) 0%, rgba(245, 251, 252, 0.88) 100%),  url("../images/banner1.jpg") center right / cover no-repeat,  var(--paper);
}
.about-section--dark .about-values {
	grid-template-columns: 1fr;
}
.article-main > p {
	padding: 16px 18px;
	font-size: 0.71875rem;
	letter-spacing: 0.12em;
}
.article-main > p a {
	font-size: 1rem;
}
}
/* ---------- Show_product: 产品图不吸顶 ---------- */
.page-gallery-static .prod-gallery {
	position: static;
}