/* =========================================================================
   尘净 ChenJing — 主样式
   设计语言:「页面即过滤过程」
   深色含尘首屏 → 穿孔滤膜分隔 → 洁净浅色正文;穿孔纹样贯穿全站。
   ------------------------------------------------------------------------
   色板   炉青 #0E2833 | 尘灰 #8CA1A8 | 洁净白 #F4F7F6
          信号橙 #F05A24(仅用于行动点) | 滤后青 #9FDCD3(暗底强调)
   字体   Rajdhani(数字/拉丁展示) + 系统黑体(中文正文)
   ========================================================================= */

:root {
	--ink: #0e2833;
	--ink-2: #14333f;
	--ink-3: #1b4150;
	--dust: #8ca1a8;
	--paper: #f4f7f6;
	--white: #ffffff;
	--sig: #f05a24;
	--sig-dark: #cf4514;
	--clean: #9fdcd3;
	--text: #22343c;
	--muted: #5d7078;
	--line: rgba(14, 40, 51, 0.12);
	--line-dark: rgba(244, 247, 246, 0.14);

	--font-body: -apple-system, BlinkMacSystemFont, "PingFang SC",
		"Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC",
		sans-serif;
	--font-num: "Rajdhani", "Arial Narrow", var(--font-body);

	--radius: 6px;
	--shadow: 0 10px 30px -12px rgba(14, 40, 51, 0.22);
	--wrap: 1200px;
	--head-h: 76px;

	/* 穿孔纹样(滤袋隐喻) */
	--holes-light: radial-gradient(circle, rgba(140, 161, 168, 0.55) 1.6px, transparent 2.1px);
	--holes-dark: radial-gradient(circle, rgba(159, 220, 211, 0.35) 1.6px, transparent 2.1px);
}

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

html {
	-webkit-text-size-adjust: 100%;
	scroll-padding-top: calc(var(--head-h) + 12px);
}

body {
	margin: 0;
	font-family: var(--font-body);
	font-size: 16px;
	line-height: 1.75;
	color: var(--text);
	background: var(--paper);
	-webkit-font-smoothing: antialiased;
}

img {
	max-width: 100%;
	height: auto;
	display: block;
}

a {
	color: inherit;
	text-decoration: none;
	transition: color 0.18s ease;
}

a:hover {
	color: var(--sig);
}

h1,
h2,
h3,
h4 {
	line-height: 1.28;
	color: var(--ink);
	margin: 0 0 0.5em;
	font-weight: 700;
}

p {
	margin: 0 0 1em;
}

ul,
ol,
dl,
dd,
figure {
	margin: 0;
	padding: 0;
}

button {
	font: inherit;
	cursor: pointer;
	background: none;
	border: 0;
	color: inherit;
}

:focus-visible {
	outline: 2px solid var(--sig);
	outline-offset: 2px;
}

::selection {
	background: var(--sig);
	color: #fff;
}

.num {
	font-family: var(--font-num);
	font-weight: 600;
	letter-spacing: 0.01em;
	font-variant-numeric: tabular-nums;
}

.wrap {
	max-width: var(--wrap);
	margin: 0 auto;
	padding: 0 24px;
}

.wrap-article {
	max-width: 860px;
}

.screen-reader-text {
	position: absolute !important;
	width: 1px;
	height: 1px;
	overflow: hidden;
	clip: rect(1px, 1px, 1px, 1px);
	white-space: nowrap;
}

.skip-link {
	position: absolute;
	left: 12px;
	top: -48px;
	z-index: 200;
	background: var(--ink);
	color: #fff;
	padding: 10px 16px;
	border-radius: var(--radius);
	transition: top 0.2s ease;
}

.skip-link:focus {
	top: 12px;
	color: #fff;
}

/* ---------- 按钮 ---------- */
.btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 13px 26px;
	border-radius: var(--radius);
	font-weight: 600;
	font-size: 15px;
	line-height: 1;
	border: 1.5px solid transparent;
	transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease,
		transform 0.18s ease;
}

.btn:active {
	transform: translateY(1px);
}

.btn-solid {
	background: var(--sig);
	color: #fff;
}

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

.btn-ghost {
	border-color: rgba(255, 255, 255, 0.35);
	color: #eef5f4;
}

.btn-ghost:hover {
	border-color: var(--clean);
	color: var(--clean);
}

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

.btn-line:hover {
	border-color: var(--sig);
	color: var(--sig);
}

.btn-sm {
	padding: 10px 18px;
	font-size: 14px;
}

/* ---------- 眉题 / 区块标题 ---------- */
.eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	margin: 0 0 12px;
	font-size: 13px;
	letter-spacing: 0.22em;
	font-weight: 600;
	color: var(--muted);
	text-transform: uppercase;
}

.eyebrow::before {
	content: "";
	width: 22px;
	height: 2px;
	background: var(--sig);
	flex: none;
}

.eyebrow-light {
	color: var(--clean);
}

.sec {
	padding: 88px 0;
}

.sec-tight {
	padding: 56px 0;
}

.sec-head {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: 24px;
	margin-bottom: 44px;
}

.sec-title {
	font-size: clamp(26px, 3.2vw, 36px);
	margin: 0;
	letter-spacing: 0.01em;
}

.sec-more {
	flex: none;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-weight: 600;
	font-size: 15px;
	color: var(--ink);
	padding-bottom: 6px;
	border-bottom: 2px solid var(--line);
	transition: border-color 0.18s ease, color 0.18s ease;
}

.sec-more:hover {
	color: var(--sig);
	border-color: var(--sig);
}

.sec-more .arr {
	transition: transform 0.18s ease;
}

.sec-more:hover .arr {
	transform: translateX(4px);
}

/* ---------- 网格 ---------- */
.grid {
	display: grid;
	gap: 28px;
}

.grid-3 {
	grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
	grid-template-columns: repeat(4, 1fr);
}

/* =========================================================================
   页头
   ========================================================================= */
.site-head {
	position: sticky;
	top: 0;
	z-index: 120;
	background: rgba(14, 40, 51, 0.92);
	backdrop-filter: saturate(1.2) blur(10px);
	-webkit-backdrop-filter: saturate(1.2) blur(10px);
	border-bottom: 1px solid var(--line-dark);
	transition: background 0.25s ease;
}

body.is-inner .site-head {
	background: rgba(14, 40, 51, 0.97);
}

.head-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	min-height: var(--head-h);
}

.brand-mark {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	color: #fff;
}

.brand-mark:hover {
	color: #fff;
}

.brand-glyph {
	width: 40px;
	height: 40px;
	color: var(--clean);
	flex: none;
}

.brand-glyph svg {
	width: 100%;
	height: 100%;
}

.brand-text strong {
	display: block;
	font-size: 19px;
	letter-spacing: 0.06em;
	line-height: 1.2;
}

.brand-text small {
	display: block;
	font-size: 11px;
	letter-spacing: 0.14em;
	color: var(--dust);
	margin-top: 2px;
}

.custom-logo {
	max-height: 48px;
	width: auto;
}

.site-nav {
	display: flex;
	align-items: center;
	gap: 28px;
}

.nav-list {
	display: flex;
	align-items: center;
	gap: 4px;
	list-style: none;
	margin: 0;
	padding: 0;
}

.nav-list li {
	position: relative;
}

.nav-list a {
	display: block;
	padding: 10px 14px;
	color: #dbe7e6;
	font-size: 15.5px;
	font-weight: 500;
	border-radius: var(--radius);
}

.nav-list a:hover,
.nav-list .current-menu-item > a,
.nav-list .current_page_item > a,
.nav-list .current-menu-ancestor > a {
	color: #fff;
	background: rgba(159, 220, 211, 0.12);
}

/* 二级菜单 */
.nav-list .sub-menu {
	position: absolute;
	top: calc(100% + 8px);
	left: 0;
	min-width: 200px;
	background: var(--ink-2);
	border: 1px solid var(--line-dark);
	border-radius: var(--radius);
	padding: 8px;
	list-style: none;
	box-shadow: var(--shadow);
	opacity: 0;
	visibility: hidden;
	transform: translateY(6px);
	transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
}

.nav-list li:hover > .sub-menu,
.nav-list li:focus-within > .sub-menu {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}

.nav-contact {
	display: flex;
	align-items: center;
	gap: 18px;
	padding-left: 22px;
	border-left: 1px solid var(--line-dark);
}

.head-phone {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	color: var(--clean);
	font-size: 18px;
}

.head-phone svg {
	width: 18px;
	height: 18px;
}

.head-phone:hover {
	color: #fff;
}

/* 移动端开关 */
.nav-toggle {
	display: none;
	padding: 10px;
	margin-right: -10px;
}

.nav-toggle-box {
	display: block;
	width: 24px;
}

.nav-toggle-box i {
	display: block;
	height: 2px;
	background: #fff;
	margin: 5px 0;
	border-radius: 2px;
	transition: transform 0.22s ease, opacity 0.22s ease;
}

body.nav-open .nav-toggle-box i:nth-child(1) {
	transform: translateY(7px) rotate(45deg);
}

body.nav-open .nav-toggle-box i:nth-child(2) {
	opacity: 0;
}

body.nav-open .nav-toggle-box i:nth-child(3) {
	transform: translateY(-7px) rotate(-45deg);
}

/* =========================================================================
   首屏(含尘态)
   ========================================================================= */
.hero {
	position: relative;
	background: linear-gradient(160deg, var(--ink) 0%, #0a1f28 68%, #081a22 100%);
	color: #e8f1f0;
	overflow: hidden;
}

.hero-canvas {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	display: block;
}

/* 画布中的滤膜线由 JS 绘制;此元素是其 DOM 呼应(移动端隐藏) */
.hero-membrane {
	position: absolute;
	top: 0;
	bottom: 0;
	left: 62%;
	width: 0;
	border-left: 1px dashed rgba(159, 220, 211, 0.28);
	pointer-events: none;
}

.hero-inner {
	position: relative;
	z-index: 2;
	padding-top: clamp(72px, 11vh, 128px);
	padding-bottom: clamp(64px, 9vh, 104px);
	max-width: calc(var(--wrap));
}

.hero-eyebrow {
	margin-bottom: 20px;
}

.hero-title {
	color: #fff;
	font-size: clamp(40px, 6.6vw, 76px);
	letter-spacing: 0.04em;
	margin: 0 0 22px;
	max-width: 14em;
}

.hero-sub {
	max-width: 620px;
	font-size: 17px;
	color: #b9cbca;
	margin-bottom: 34px;
}

.hero-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 14px;
	margin-bottom: 56px;
}

.hero-stats {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 20px 32px;
	max-width: 860px;
	border-top: 1px solid var(--line-dark);
	padding-top: 30px;
}

.hero-stat dt {
	font-size: clamp(28px, 3.4vw, 40px);
	font-weight: 700;
	color: var(--clean);
	line-height: 1.05;
}

.hero-stat dd {
	margin-top: 6px;
	font-size: 13.5px;
	color: var(--dust);
	letter-spacing: 0.04em;
}

/* =========================================================================
   滤膜分隔带 + 行业跑马
   ========================================================================= */
.filter-strip {
	background: var(--ink);
	color: var(--dust);
	border-top: 1px solid var(--line-dark);
}

.membrane {
	display: flex;
	align-items: center;
	gap: 20px;
	max-width: var(--wrap);
	margin: 0 auto;
	padding: 14px 24px 12px;
}

.membrane-tag {
	flex: none;
	font-family: var(--font-num);
	font-size: 12px;
	font-weight: 600;
	letter-spacing: 0.28em;
	color: var(--clean);
	text-transform: uppercase;
	white-space: nowrap;
}

.membrane-tag:first-child {
	color: var(--dust);
}

.membrane-holes {
	flex: 1;
	height: 8px;
	background-image: var(--holes-dark);
	background-size: 16px 8px;
	background-repeat: repeat-x;
	background-position: center;
}

.marquee {
	overflow: hidden;
	border-top: 1px solid var(--line-dark);
	padding: 12px 0;
	mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
	-webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.marquee-track {
	display: inline-flex;
	gap: 0;
	white-space: nowrap;
	animation: marquee 36s linear infinite;
	will-change: transform;
}

.marquee-item {
	font-size: 14px;
	letter-spacing: 0.24em;
	padding: 0 28px;
	position: relative;
}

.marquee-item::after {
	content: "·";
	position: absolute;
	right: -4px;
	color: var(--sig);
}

@keyframes marquee {
	to {
		transform: translateX(-50%);
	}
}

/* =========================================================================
   卡片(产品 / 案例 / 新闻共用骨架)
   ========================================================================= */
.card {
	background: #fff;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	overflow: hidden;
	display: flex;
	flex-direction: column;
	transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.card:hover {
	transform: translateY(-5px);
	box-shadow: var(--shadow);
	border-color: rgba(14, 40, 51, 0.22);
}

/* 卡片顶部的穿孔边:滤袋隐喻 */
.card::before {
	content: "";
	display: block;
	height: 8px;
	background-image: var(--holes-light);
	background-size: 14px 8px;
	background-repeat: repeat-x;
	background-position: center;
	background-color: var(--paper);
	border-bottom: 1px solid var(--line);
}

.card-media {
	display: block;
	position: relative;
	aspect-ratio: 4 / 3;
	background: linear-gradient(150deg, #e7eeed, #dbe6e4);
	overflow: hidden;
}

.card-media.wide {
	aspect-ratio: 16 / 9;
}

.card-media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.35s ease;
}

.card:hover .card-media img {
	transform: scale(1.04);
}

/* 设备剪影占位图 */
.ph-thumb {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 8%;
	color: var(--dust);
}

.ph-thumb svg {
	width: 100%;
	height: 100%;
	stroke: currentColor;
	stroke-width: 2.4;
	stroke-linecap: round;
	stroke-linejoin: round;
}

.ph-thumb .ph-bags {
	stroke: rgba(140, 161, 168, 0.5);
	stroke-width: 1.6;
	stroke-dasharray: 3 5;
}

.card-body {
	padding: 22px 24px 26px;
	display: flex;
	flex-direction: column;
	flex: 1;
}

.model-chip {
	align-self: flex-start;
	font-family: var(--font-num);
	font-size: 12.5px;
	font-weight: 600;
	letter-spacing: 0.14em;
	color: var(--sig);
	border: 1px solid rgba(240, 90, 36, 0.4);
	border-radius: 3px;
	padding: 3px 8px;
	margin-bottom: 12px;
	text-transform: uppercase;
}

.card-title {
	font-size: 19px;
	margin: 0 0 10px;
}

.card-title a:hover {
	color: var(--sig);
}

.card-desc {
	font-size: 14.5px;
	color: var(--muted);
	margin: 0 0 18px;
	flex: 1;
}

.card-meta {
	font-size: 13px;
	letter-spacing: 0.06em;
	color: var(--muted);
	margin: 0 0 10px;
}

/* 参数芯片 */
.spec-chips {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 10px;
	margin-top: auto;
}

.spec-chip {
	background: var(--paper);
	border: 1px solid var(--line);
	border-radius: 4px;
	padding: 9px 12px;
}

.spec-chip dt {
	font-size: 11.5px;
	color: var(--muted);
	letter-spacing: 0.08em;
	margin-bottom: 2px;
}

.spec-chip dd {
	font-size: 15px;
	color: var(--ink);
	font-weight: 600;
}

/* 案例排放角标 */
.result-badge {
	position: absolute;
	left: 14px;
	bottom: 14px;
	background: var(--ink);
	color: #fff;
	border-radius: 4px;
	padding: 8px 12px 7px;
	line-height: 1.1;
	box-shadow: 0 6px 18px -6px rgba(8, 24, 32, 0.5);
}

.result-badge em {
	display: block;
	font-style: normal;
	font-size: 18px;
	color: var(--clean);
}

.result-badge span {
	display: block;
	font-size: 10.5px;
	letter-spacing: 0.18em;
	color: var(--dust);
	margin-top: 2px;
}

/* =========================================================================
   适用行业
   ========================================================================= */
.sec-industries {
	background: #fff;
	border-block: 1px solid var(--line);
}

.industry {
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 26px 24px;
	background: var(--paper);
	transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.industry:hover {
	background: #fff;
	border-color: rgba(240, 90, 36, 0.45);
	transform: translateY(-4px);
}

.industry-icon {
	display: inline-flex;
	width: 44px;
	height: 44px;
	color: var(--ink);
	margin-bottom: 14px;
}

.industry:hover .industry-icon {
	color: var(--sig);
}

.industry-icon svg {
	width: 100%;
	height: 100%;
}

.industry-name {
	font-size: 17px;
	margin-bottom: 6px;
}

.industry-desc {
	font-size: 13.5px;
	color: var(--muted);
	margin: 0;
	letter-spacing: 0.02em;
}

/* =========================================================================
   服务流程(编号 = 真实交付顺序)
   ========================================================================= */
.sec-process {
	background: var(--ink);
	color: #d9e6e5;
}

.sec-process .eyebrow {
	color: var(--clean);
}

.sec-process .sec-title {
	color: #fff;
}

.sec-process .sec-more {
	color: #d9e6e5;
	border-color: var(--line-dark);
}

.process {
	list-style: none;
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 0;
	counter-reset: step;
}

.process-step {
	position: relative;
	padding: 8px 26px 0 0;
	margin-right: 26px;
}

/* 步骤之间的穿孔连接线 */
.process-step:not(:last-child)::after {
	content: "";
	position: absolute;
	top: 24px;
	right: -13px;
	width: 26px;
	height: 8px;
	background-image: var(--holes-dark);
	background-size: 10px 8px;
	background-repeat: repeat-x;
	background-position: center;
}

.process-no {
	display: block;
	font-size: 34px;
	font-weight: 700;
	color: var(--clean);
	line-height: 1;
	margin-bottom: 14px;
}

.process-no::after {
	content: "";
	display: block;
	width: 28px;
	height: 2px;
	background: var(--sig);
	margin-top: 12px;
}

.process-name {
	color: #fff;
	font-size: 18px;
	margin-bottom: 8px;
}

.process-desc {
	font-size: 13.5px;
	color: var(--dust);
	margin: 0;
}

/* =========================================================================
   企业实力 + 设备铭牌
   ========================================================================= */
.about-grid {
	display: grid;
	grid-template-columns: 1.15fr 0.85fr;
	gap: 64px;
	align-items: center;
}

.about-text {
	color: var(--muted);
	font-size: 15.5px;
}

.about-points {
	list-style: none;
	margin-top: 26px;
	display: grid;
	gap: 12px;
}

.about-points li {
	position: relative;
	padding-left: 30px;
	font-size: 15px;
}

.about-points li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 7px;
	width: 16px;
	height: 9px;
	border-left: 2.5px solid var(--sig);
	border-bottom: 2.5px solid var(--sig);
	transform: rotate(-45deg);
}

/* 设备铭牌卡片 */
.nameplate {
	position: relative;
	background: linear-gradient(150deg, #eef3f2 0%, #dde6e5 48%, #eef3f2 100%);
	border: 1px solid rgba(14, 40, 51, 0.2);
	border-radius: 4px;
	padding: 30px 32px 26px;
	box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85), var(--shadow);
}

.rivet {
	position: absolute;
	width: 10px;
	height: 10px;
	border-radius: 50%;
	background: radial-gradient(circle at 35% 30%, #fdfefe, #b9c6c4 60%, #8fa0a3);
	box-shadow: inset 0 -1px 2px rgba(14, 40, 51, 0.35);
}

.rivet.tl { top: 10px; left: 10px; }
.rivet.tr { top: 10px; right: 10px; }
.rivet.bl { bottom: 10px; left: 10px; }
.rivet.br { bottom: 10px; right: 10px; }

.nameplate-head {
	font-family: var(--font-num);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 0.3em;
	color: var(--muted);
	text-transform: uppercase;
	text-align: center;
	border-bottom: 1px solid rgba(14, 40, 51, 0.18);
	padding-bottom: 12px;
	margin-bottom: 6px;
}

.nameplate-rows div {
	display: flex;
	gap: 18px;
	padding: 11px 2px;
	border-bottom: 1px dashed rgba(14, 40, 51, 0.16);
	font-size: 14px;
}

.nameplate-rows div:last-child {
	border-bottom: 0;
}

.nameplate-rows dt {
	flex: none;
	width: 5em;
	color: var(--muted);
	letter-spacing: 0.12em;
}

.nameplate-rows dd {
	color: var(--ink);
	font-weight: 600;
}

/* =========================================================================
   询盘转化带
   ========================================================================= */
.cta-band {
	background: linear-gradient(135deg, var(--ink) 0%, var(--ink-3) 100%);
	color: #dce8e7;
	position: relative;
	overflow: hidden;
}

.cta-band::before {
	content: "";
	position: absolute;
	inset: 0 0 auto;
	height: 8px;
	background-image: var(--holes-dark);
	background-size: 16px 8px;
	background-repeat: repeat-x;
}

.cta-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 48px;
	padding-top: 68px;
	padding-bottom: 68px;
}

.cta-title {
	color: #fff;
	font-size: clamp(24px, 3vw, 34px);
	margin-bottom: 10px;
}

.cta-sub {
	color: var(--dust);
	max-width: 520px;
	margin: 0;
}

.cta-actions {
	flex: none;
	text-align: right;
}

.cta-phone {
	display: inline-block;
	font-size: clamp(26px, 3.2vw, 38px);
	font-weight: 700;
	color: #fff;
	background: var(--sig);
	border-radius: var(--radius);
	padding: 16px 30px 14px;
	line-height: 1.15;
	transition: background 0.18s ease, transform 0.18s ease;
}

.cta-phone:hover {
	background: var(--sig-dark);
	color: #fff;
	transform: translateY(-2px);
}

.cta-phone-label {
	display: block;
	font-family: var(--font-body);
	font-size: 12.5px;
	font-weight: 500;
	letter-spacing: 0.3em;
	opacity: 0.85;
	margin-bottom: 4px;
}

.cta-mobile {
	margin: 14px 2px 0;
	font-size: 14px;
	color: var(--dust);
}

.cta-mobile .num {
	color: var(--clean);
	margin-left: 6px;
	font-size: 16px;
}

/* =========================================================================
   页脚
   ========================================================================= */
.site-foot {
	background: #0a1f28;
	color: #b9cbca;
	position: relative;
}

.band-holes {
	display: block;
	height: 8px;
	background-image: var(--holes-dark);
	background-size: 16px 8px;
	background-repeat: repeat-x;
	background-position: center;
}

.site-foot > .band-holes {
	background-color: var(--paper);
	background-image: var(--holes-light);
}

.foot-grid {
	display: grid;
	grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
	gap: 48px;
	padding-top: 64px;
	padding-bottom: 56px;
}

.foot-name {
	color: #fff;
	font-size: 19px;
	font-weight: 700;
	letter-spacing: 0.06em;
	margin-bottom: 8px;
}

.foot-desc {
	font-size: 13.5px;
	color: var(--dust);
	margin-bottom: 22px;
}

.foot-contact {
	list-style: none;
	display: grid;
	gap: 9px;
	font-size: 14px;
}

.foot-contact span {
	display: inline-block;
	width: 3.5em;
	color: var(--dust);
	letter-spacing: 0.14em;
}

.foot-contact em {
	font-style: normal;
	color: #e3edec;
}

.foot-head {
	color: #fff;
	font-size: 15px;
	font-weight: 700;
	letter-spacing: 0.1em;
	margin-bottom: 18px;
}

.foot-links {
	list-style: none;
	display: grid;
	gap: 10px;
	font-size: 14.5px;
}

.foot-links a {
	color: #b9cbca;
}

.foot-links a:hover {
	color: var(--clean);
}

.foot-promise-num {
	font-size: 44px;
	font-weight: 700;
	color: var(--clean);
	line-height: 1;
	margin-bottom: 10px;
}

.foot-promise-num small {
	font-size: 16px;
	font-weight: 600;
	color: var(--dust);
	margin-left: 4px;
}

.foot-promise-text {
	font-size: 13.5px;
	color: var(--dust);
	margin: 0;
}

.foot-legal {
	border-top: 1px solid var(--line-dark);
}

.foot-legal-inner {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: 8px 24px;
	padding-top: 18px;
	padding-bottom: 18px;
	font-size: 13px;
	color: var(--dust);
}

.foot-legal p {
	margin: 0;
}

.foot-beian a {
	color: var(--dust);
	margin-left: 16px;
}

.foot-beian a:first-child {
	margin-left: 0;
}

.foot-beian a:hover {
	color: var(--clean);
}

/* =========================================================================
   右侧悬浮联系栏
   ========================================================================= */
.float-rail {
	position: fixed;
	right: 18px;
	bottom: 96px;
	z-index: 110;
	display: grid;
	gap: 8px;
}

.rail-item {
	position: relative;
	display: grid;
	justify-items: center;
	gap: 3px;
	width: 56px;
	padding: 10px 4px 8px;
	background: #fff;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	color: var(--ink);
	font-size: 11px;
	letter-spacing: 0.08em;
	box-shadow: 0 8px 24px -10px rgba(14, 40, 51, 0.28);
	transition: color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}

.rail-item:hover {
	color: var(--sig);
	border-color: rgba(240, 90, 36, 0.5);
	transform: translateX(-2px);
}

.rail-item svg {
	width: 20px;
	height: 20px;
}

.rail-pop {
	position: absolute;
	right: calc(100% + 12px);
	top: 50%;
	transform: translateY(-50%) scale(0.96);
	background: #fff;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 12px;
	box-shadow: var(--shadow);
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
	color: var(--muted);
}

.rail-pop img {
	width: 140px;
	height: 140px;
}

.rail-pop em {
	display: block;
	font-style: normal;
	font-size: 12px;
	text-align: center;
	margin-top: 8px;
	letter-spacing: 0.1em;
}

.rail-item.is-open .rail-pop,
.rail-item:hover .rail-pop {
	opacity: 1;
	visibility: visible;
	transform: translateY(-50%) scale(1);
}

#back-top {
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.2s ease, visibility 0.2s;
}

#back-top.is-visible {
	opacity: 1;
	visibility: visible;
}

/* =========================================================================
   内页标题带 / 面包屑
   ========================================================================= */
.page-band {
	position: relative;
	background: linear-gradient(150deg, var(--ink) 0%, var(--ink-3) 100%);
	color: #d9e6e5;
	padding: 52px 0 46px;
}

.page-band-slim {
	padding: 26px 0 22px;
}

.page-band .band-holes {
	position: absolute;
	left: 0;
	right: 0;
	bottom: -1px;
	background-color: var(--paper);
	background-image: var(--holes-light);
}

.crumbs {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 10px;
	font-size: 13px;
	letter-spacing: 0.08em;
	color: var(--dust);
	margin-bottom: 14px;
}

.crumbs a {
	color: var(--dust);
}

.crumbs a:hover {
	color: var(--clean);
}

.crumb-sep {
	color: rgba(140, 161, 168, 0.5);
}

.crumbs [aria-current] {
	color: #e8f1f0;
}

.page-band-title {
	color: #fff;
	font-size: clamp(28px, 4vw, 42px);
	margin: 0;
	letter-spacing: 0.02em;
}

.page-band-sub {
	margin: 12px 0 0;
	color: var(--dust);
	font-size: 15px;
}

/* =========================================================================
   归档:筛选与分页
   ========================================================================= */
.filter-pills {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-bottom: 40px;
}

.pill {
	padding: 9px 20px;
	border: 1.5px solid var(--line);
	border-radius: 999px;
	font-size: 14.5px;
	font-weight: 500;
	background: #fff;
	color: var(--muted);
	transition: all 0.18s ease;
}

.pill:hover {
	border-color: var(--ink);
	color: var(--ink);
}

.pill.is-active {
	background: var(--ink);
	border-color: var(--ink);
	color: #fff;
}

.demo-note,
.empty-note {
	margin-top: 36px;
	text-align: center;
	color: var(--muted);
	font-size: 14px;
}

.empty-note .searchform {
	justify-content: center;
	margin-top: 18px;
}

.pager {
	margin-top: 52px;
}

.pager .nav-links {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 8px;
}

.pager .page-numbers {
	min-width: 42px;
	padding: 9px 14px;
	text-align: center;
	border: 1.5px solid var(--line);
	border-radius: var(--radius);
	background: #fff;
	font-family: var(--font-num);
	font-weight: 600;
	color: var(--muted);
}

.pager .page-numbers.current {
	background: var(--ink);
	border-color: var(--ink);
	color: #fff;
}

.pager a.page-numbers:hover {
	border-color: var(--sig);
	color: var(--sig);
}

/* =========================================================================
   产品详情
   ========================================================================= */
.product-hero {
	padding-top: 48px;
}

.product-grid {
	display: grid;
	grid-template-columns: 1.05fr 0.95fr;
	gap: 56px;
	align-items: start;
}

.product-figure {
	position: relative;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	overflow: hidden;
	background: linear-gradient(150deg, #e7eeed, #dbe6e4);
	aspect-ratio: 4 / 3;
}

.product-figure img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.product-title {
	font-size: clamp(26px, 3.4vw, 36px);
	margin: 6px 0 14px;
}

.product-lede {
	color: var(--muted);
	font-size: 15.5px;
	margin-bottom: 24px;
}

.spec-table {
	width: 100%;
	border-collapse: collapse;
	margin-bottom: 28px;
	background: #fff;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	overflow: hidden;
}

.spec-table th,
.spec-table td {
	padding: 13px 18px;
	text-align: left;
	border-bottom: 1px solid var(--line);
	font-size: 15px;
}

.spec-table tr:last-child th,
.spec-table tr:last-child td {
	border-bottom: 0;
}

.spec-table th {
	width: 34%;
	background: var(--paper);
	color: var(--muted);
	font-weight: 500;
	letter-spacing: 0.06em;
}

.spec-table td {
	color: var(--ink);
	font-weight: 600;
}

.product-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
}

.product-note {
	margin: 14px 0 0;
	font-size: 13.5px;
	color: var(--muted);
}

.detail-head {
	font-size: 22px;
	padding-left: 14px;
	border-left: 4px solid var(--sig);
	margin-bottom: 24px;
}

.sec-related {
	background: #fff;
	border-top: 1px solid var(--line);
}

.sec-news {
	background: #fff;
	border-top: 1px solid var(--line);
}

/* =========================================================================
   案例详情:数据带
   ========================================================================= */
.data-strip {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
	gap: 1px;
	background: var(--line);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	overflow: hidden;
	margin-top: -34px;
	position: relative;
	z-index: 5;
	box-shadow: var(--shadow);
}

.data-cell {
	background: #fff;
	padding: 20px 22px;
}

.data-cell dt {
	font-size: 12.5px;
	color: var(--muted);
	letter-spacing: 0.1em;
	margin-bottom: 4px;
}

.data-cell dd {
	font-size: 20px;
	font-weight: 700;
	color: var(--ink);
}

.case-figure {
	border-radius: var(--radius);
	overflow: hidden;
	border: 1px solid var(--line);
	margin-bottom: 36px;
}

/* =========================================================================
   正文排版 / 文章导航
   ========================================================================= */
.entry-content {
	font-size: 16px;
}

.entry-content h2 {
	font-size: 24px;
	margin-top: 1.8em;
	padding-left: 14px;
	border-left: 4px solid var(--sig);
}

.entry-content h3 {
	font-size: 19px;
	margin-top: 1.6em;
}

.entry-content p,
.entry-content ul,
.entry-content ol {
	margin-bottom: 1.1em;
}

.entry-content ul,
.entry-content ol {
	padding-left: 1.4em;
}

.entry-content li {
	margin-bottom: 0.4em;
}

.entry-content a {
	color: var(--sig);
	text-decoration: underline;
	text-underline-offset: 3px;
}

.entry-content img {
	border-radius: var(--radius);
	margin: 1.4em auto;
}

.entry-content blockquote {
	margin: 1.6em 0;
	padding: 18px 24px;
	background: #fff;
	border-left: 4px solid var(--clean);
	border-radius: 0 var(--radius) var(--radius) 0;
	color: var(--muted);
}

.entry-content table {
	width: 100%;
	border-collapse: collapse;
	margin: 1.4em 0;
	font-size: 14.5px;
}

.entry-content table th,
.entry-content table td {
	border: 1px solid var(--line);
	padding: 10px 14px;
	text-align: left;
}

.entry-content table th {
	background: var(--paper);
}

.post-nav {
	display: flex;
	justify-content: space-between;
	gap: 24px;
	margin-top: 48px;
	padding-top: 24px;
	border-top: 1px dashed var(--line);
	font-size: 14.5px;
}

.post-nav a {
	color: var(--muted);
	font-weight: 600;
}

.post-nav a:hover {
	color: var(--sig);
}

.post-nav-next {
	text-align: right;
}

/* WordPress 核心对齐类 */
.alignleft { float: left; margin: 0.4em 1.4em 1em 0; }
.alignright { float: right; margin: 0.4em 0 1em 1.4em; }
.aligncenter { display: block; margin-left: auto; margin-right: auto; }
.wp-caption { max-width: 100%; }
.wp-caption-text { font-size: 13px; color: var(--muted); text-align: center; margin-top: 6px; }
.sticky { display: block; }
.bypostauthor { display: block; }

/* =========================================================================
   联系页 / 搜索
   ========================================================================= */
.contact-block {
	display: grid;
	grid-template-columns: 1fr 1.2fr;
	gap: 48px;
	margin-top: 40px;
	padding-top: 40px;
	border-top: 1px dashed var(--line);
}

.contact-block:has(.contact-form:only-child),
.contact-block > .contact-info:only-child {
	grid-template-columns: 1fr;
}

.contact-list {
	list-style: none;
	display: grid;
	gap: 14px;
	font-size: 15px;
}

.contact-list span {
	display: inline-block;
	min-width: 6.5em;
	color: var(--muted);
	letter-spacing: 0.06em;
}

.contact-list em {
	font-style: normal;
	color: var(--ink);
	font-weight: 600;
}

.searchform {
	display: flex;
	gap: 10px;
	max-width: 480px;
}

.searchform-input {
	flex: 1;
	padding: 11px 16px;
	border: 1.5px solid var(--line);
	border-radius: var(--radius);
	font: inherit;
	font-size: 15px;
	background: #fff;
	color: var(--ink);
}

.searchform-input:focus {
	outline: none;
	border-color: var(--sig);
}

/* Contact Form 7 / WPForms 基础适配 */
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form textarea {
	width: 100%;
	padding: 12px 16px;
	border: 1.5px solid var(--line);
	border-radius: var(--radius);
	font: inherit;
	font-size: 15px;
	background: #fff;
	margin-bottom: 4px;
}

.contact-form input:focus,
.contact-form textarea:focus {
	outline: none;
	border-color: var(--sig);
}

.contact-form input[type="submit"],
.contact-form button[type="submit"] {
	background: var(--sig);
	color: #fff;
	border: 0;
	border-radius: var(--radius);
	padding: 13px 30px;
	font-weight: 600;
	font-size: 15px;
	cursor: pointer;
}

.contact-form input[type="submit"]:hover,
.contact-form button[type="submit"]:hover {
	background: var(--sig-dark);
}

/* =========================================================================
   404
   ========================================================================= */
.sec-404 {
	padding: 110px 0 120px;
}

.p404 {
	text-align: center;
	max-width: 640px;
}

.p404-code {
	font-size: clamp(84px, 14vw, 140px);
	font-weight: 700;
	line-height: 1;
	color: transparent;
	-webkit-text-stroke: 2px var(--dust);
	margin-bottom: 8px;
}

.p404-title {
	font-size: clamp(24px, 3.4vw, 32px);
}

.p404-sub {
	color: var(--muted);
	margin-bottom: 30px;
}

.p404 .hero-actions {
	justify-content: center;
	margin-bottom: 36px;
}

.p404-search .searchform {
	margin: 0 auto;
}

/* =========================================================================
   滚动显现动画
   ========================================================================= */
.reveal {
	opacity: 0;
	transform: translateY(22px);
	transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.is-in {
	opacity: 1;
	transform: none;
}

/* JS 未加载时保底可见 */
html.no-js .reveal {
	opacity: 1;
	transform: none;
}

@media (prefers-reduced-motion: reduce) {
	.reveal {
		opacity: 1;
		transform: none;
		transition: none;
	}
	.marquee-track {
		animation: none;
	}
	*,
	*::before,
	*::after {
		transition-duration: 0.01ms !important;
		animation-duration: 0.01ms !important;
	}
}

/* =========================================================================
   响应式
   ========================================================================= */
@media (max-width: 1080px) {
	.nav-toggle {
		display: block;
	}

	.site-nav {
		position: fixed;
		inset: var(--head-h) 0 0 0;
		flex-direction: column;
		align-items: stretch;
		gap: 0;
		background: var(--ink);
		padding: 18px 24px 40px;
		overflow-y: auto;
		transform: translateX(100%);
		transition: transform 0.28s ease;
		z-index: 115;
	}

	body.nav-open .site-nav {
		transform: none;
	}

	body.nav-open {
		overflow: hidden;
	}

	.nav-list {
		flex-direction: column;
		align-items: stretch;
		gap: 2px;
	}

	.nav-list a {
		padding: 14px 12px;
		font-size: 17px;
		border-bottom: 1px solid var(--line-dark);
		border-radius: 0;
	}

	.nav-list .sub-menu {
		position: static;
		opacity: 1;
		visibility: visible;
		transform: none;
		border: 0;
		box-shadow: none;
		background: transparent;
		padding: 0 0 0 18px;
	}

	.nav-contact {
		border-left: 0;
		border-top: 1px solid var(--line-dark);
		padding: 22px 0 0;
		margin-top: 14px;
		flex-direction: column;
		align-items: stretch;
		text-align: center;
	}

	.head-phone {
		justify-content: center;
		font-size: 22px;
	}

	.hero-membrane {
		display: none;
	}

	.grid-4 {
		grid-template-columns: repeat(2, 1fr);
	}

	.process {
		grid-template-columns: 1fr 1fr;
		gap: 34px 40px;
	}

	.process-step {
		margin-right: 0;
		padding-right: 0;
	}

	.process-step::after {
		display: none;
	}

	.about-grid {
		grid-template-columns: 1fr;
		gap: 44px;
	}

	.foot-grid {
		grid-template-columns: 1fr 1fr;
		gap: 40px;
	}
}

@media (max-width: 860px) {
	.sec {
		padding: 64px 0;
	}

	.grid-3 {
		grid-template-columns: 1fr 1fr;
	}

	.hero-stats {
		grid-template-columns: 1fr 1fr;
	}

	.cta-inner {
		flex-direction: column;
		align-items: flex-start;
		gap: 30px;
	}

	.cta-actions {
		text-align: left;
	}

	.product-grid {
		grid-template-columns: 1fr;
		gap: 36px;
	}

	.contact-block {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 600px) {
	body {
		font-size: 15px;
	}

	.grid-3,
	.grid-4 {
		grid-template-columns: 1fr;
	}

	.sec-head {
		flex-direction: column;
		align-items: flex-start;
		gap: 12px;
		margin-bottom: 32px;
	}

	.hero-inner {
		padding-top: 64px;
	}

	.hero-actions .btn {
		flex: 1;
		justify-content: center;
	}

	.process {
		grid-template-columns: 1fr;
	}

	.foot-grid {
		grid-template-columns: 1fr;
		gap: 34px;
	}

	.float-rail {
		right: 12px;
		bottom: 76px;
	}

	.rail-item {
		width: 50px;
	}

	.data-strip {
		margin-top: 20px;
	}
}