/*
Theme Name: Haijie Industrial Filtration
Theme URI: https://www.hjxchina.com/
Author: Haijie Web Team
Author URI: https://www.hjxchina.com/
Description: Custom, lightweight B2B theme for Xinxiang Haijie Machinery Co., Ltd. — industrial filtration filters, filter elements and systems. Includes a Products custom post type, specification management, inquiry capture, technical SEO and an English-first front end. No page builder, no external CDN.
Version: 1.0.0
Requires at least: 6.4
Tested up to: 7.1
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: haijie
Tags: business, industrial, custom-post-type, translation-ready, accessibility-ready
*/

/* ==========================================================================
   1. Design tokens
   ========================================================================== */
:root {
	/* Brand — sampled from the company logo (deep navy link) */
	--navy: #2d4476;
	--navy-dk: #223354;
	--navy-lt: #3a5485;
	--ink: #0f151d;
	--ink-2: #1a232e;
	--ink-3: #26323f;
	--accent: #b8722c;
	--accent-dk: #9a5c1f;
	--accent-soft: #f6ebdd;

	/* Neutrals */
	--paper: #ffffff;
	--paper-2: #f7f8f8;
	--steel: #eceef0;
	--steel-2: #e2e5e8;
	--line: #d9dde1;
	--line-soft: #e8ebee;
	--muted: #5a646f;
	--muted-2: #79838d;
	/* Studio backdrop of the company product photography (kept in sync with the images) */
	--photo-bg: #f2f3f4;

	/* Type */
	--sans: "Segoe UI", "Inter", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, "Noto Sans", "Microsoft YaHei", sans-serif;
	--mono: ui-monospace, "SFMono-Regular", "Cascadia Mono", "Segoe UI Mono", Consolas, "Liberation Mono", monospace;

	/* Metrics */
	--wrap: 1240px;
	--gutter: clamp(18px, 4vw, 48px);
	--radius: 3px;
	--radius-lg: 4px;
	--shadow-sm: 0 1px 2px rgba(15, 21, 29, .06);
	--shadow-md: 0 10px 30px -12px rgba(15, 21, 29, .18);
	--shadow-lg: 0 26px 60px -28px rgba(15, 21, 29, .3);
	--ease: cubic-bezier(.22, .61, .36, 1);
}

/* ==========================================================================
   2. Reset & base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
	margin: 0;
	background: var(--paper);
	color: var(--ink-2);
	font-family: var(--sans);
	font-size: 16.5px;
	line-height: 1.65;
	font-weight: 400;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
	overflow-x: hidden;
}

img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--navy); text-decoration: none; transition: color .18s var(--ease); }
a:hover { color: var(--accent-dk); }
p { margin: 0 0 1.1em; }
ul, ol { margin: 0 0 1.1em; padding-left: 1.15em; }
li { margin-bottom: .45em; }
hr { border: 0; border-top: 1px solid var(--line); margin: 2.4rem 0; }
strong, b { font-weight: 650; color: var(--ink); }
small { font-size: .82em; }
figure { margin: 0; }
table { border-collapse: collapse; }

h1, h2, h3, h4, h5 {
	margin: 0 0 .55em;
	color: var(--ink);
	font-weight: 650;
	line-height: 1.14;
	letter-spacing: -.018em;
}
h1 { font-size: clamp(2.15rem, 4.4vw, 3.5rem); letter-spacing: -.028em; }
h2 { font-size: clamp(1.65rem, 2.9vw, 2.4rem); letter-spacing: -.024em; }
h1, h2, .hero h1 { text-wrap: balance; }
h3 { font-size: clamp(1.18rem, 1.5vw, 1.4rem); letter-spacing: -.014em; }
h4 { font-size: 1.02rem; letter-spacing: -.004em; }

:focus-visible {
	outline: 2px solid var(--accent);
	outline-offset: 3px;
	border-radius: 2px;
}

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

.screen-reader-text {
	position: absolute !important;
	width: 1px; height: 1px;
	overflow: hidden;
	clip: rect(1px, 1px, 1px, 1px);
	clip-path: inset(50%);
	white-space: nowrap;
}
.skip-link:focus {
	position: fixed !important;
	top: 10px; left: 10px;
	width: auto; height: auto;
	clip: auto; clip-path: none;
	z-index: 9999;
	background: var(--ink);
	color: #fff;
	padding: 12px 20px;
	font-size: .9rem;
	border-radius: var(--radius);
}

/* ==========================================================================
   3. Layout primitives
   ========================================================================== */
.wrap {
	width: 100%;
	max-width: var(--wrap);
	margin-inline: auto;
	padding-inline: var(--gutter);
}
.wrap--narrow { max-width: 880px; }
.section { padding-block: clamp(56px, 7vw, 104px); }
.section--tight { padding-block: clamp(40px, 5vw, 68px); }
.section--paper { background: var(--paper-2); }
.section--steel { background: var(--steel); }
.section--ink { background: var(--ink); color: rgba(255, 255, 255, .78); }
.section--ink h2, .section--ink h3, .section--ink h4 { color: #fff; }
.section--ink strong { color: #fff; }
.section--line-top { border-top: 1px solid var(--line); }

.grid { display: grid; gap: clamp(16px, 2.2vw, 28px); }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid--cats { grid-template-columns: repeat(auto-fit, minmax(216px, 1fr)); }

.stack { display: flex; flex-direction: column; gap: 1rem; }
.row { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; }
.row--between { justify-content: space-between; }
.row--stretch { align-items: stretch; }

/* ==========================================================================
   4. Typographic helpers
   ========================================================================== */
.eyebrow {
	display: inline-flex;
	align-items: center;
	gap: .55em;
	margin: 0 0 1.15rem;
	font-family: var(--mono);
	font-size: .705rem;
	font-weight: 600;
	letter-spacing: .16em;
	text-transform: uppercase;
	color: var(--accent-dk);
}
.eyebrow::before {
	content: "";
	width: 26px;
	height: 1px;
	background: currentColor;
	opacity: .7;
}
.section--ink .eyebrow { color: #e2a766; }

.lead { font-size: clamp(1.02rem, 1.3vw, 1.16rem); line-height: 1.62; color: var(--muted); }
.section--ink .lead { color: rgba(255, 255, 255, .72); }

.section-head { max-width: 720px; margin-bottom: clamp(28px, 3.6vw, 48px); }
.section-head--wide { max-width: 880px; }
.section-head p:last-child { margin-bottom: 0; }

.mono { font-family: var(--mono); }

/* ==========================================================================
   5. Buttons & links
   ========================================================================== */
.btn {
	--btn-bg: var(--accent);
	--btn-fg: #fff;
	--btn-bd: var(--accent);
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: .6em;
	min-height: 50px;
	padding: .82em 1.55em;
	border: 1px solid var(--btn-bd);
	border-radius: var(--radius);
	background: var(--btn-bg);
	color: var(--btn-fg);
	font-family: var(--sans);
	font-size: .93rem;
	font-weight: 620;
	letter-spacing: .01em;
	line-height: 1.2;
	text-align: center;
	cursor: pointer;
	transition: transform .18s var(--ease), background-color .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease), box-shadow .18s var(--ease);
}
.btn:hover { color: var(--btn-fg); background: var(--accent-dk); border-color: var(--accent-dk); transform: translateY(-1px); box-shadow: 0 8px 22px -12px rgba(154, 92, 31, .9); }
.btn:active { transform: translateY(0); }
.btn svg { flex: none; }

.btn--ghost { --btn-bg: transparent; --btn-fg: var(--ink); --btn-bd: var(--line); }
.btn--ghost:hover { --btn-fg: var(--ink); background: var(--ink); border-color: var(--ink); color: #fff; box-shadow: none; }

.btn--navy { --btn-bg: var(--navy); --btn-fg: #fff; --btn-bd: var(--navy); }
.btn--navy:hover { background: var(--navy-dk); border-color: var(--navy-dk); box-shadow: 0 8px 22px -12px rgba(34, 51, 84, .9); }

.btn--on-dark { --btn-bg: transparent; --btn-fg: #fff; --btn-bd: rgba(255, 255, 255, .34); }
.btn--on-dark:hover { background: #fff; color: var(--ink); border-color: #fff; box-shadow: none; }

.btn--sm { min-height: 42px; padding: .62em 1.1em; font-size: .855rem; }
.btn--block { width: 100%; }

.link-arrow {
	display: inline-flex;
	align-items: center;
	gap: .5em;
	font-size: .9rem;
	font-weight: 600;
	letter-spacing: .01em;
	color: var(--navy);
}
.link-arrow svg { transition: transform .2s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }
.section--ink .link-arrow { color: #fff; }

.text-link { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }

/* ==========================================================================
   6. Header
   ========================================================================== */
.site-topbar {
	background: var(--ink);
	color: rgba(255, 255, 255, .62);
	font-size: .775rem;
	letter-spacing: .02em;
}
.site-topbar .wrap {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	min-height: 38px;
}
.site-topbar__left { display: flex; align-items: center; gap: .55rem; font-family: var(--mono); letter-spacing: .04em; font-size: .705rem; text-transform: uppercase; }
.site-topbar__left .dot { width: 5px; height: 5px; border-radius: 50%; background: #63b489; box-shadow: 0 0 0 3px rgba(99, 180, 137, .18); flex: none; }
.site-topbar__nav { display: flex; align-items: center; gap: 1.25rem; }
.site-topbar a { color: rgba(255, 255, 255, .78); }
.site-topbar a:hover { color: #fff; }
.site-topbar .sep { width: 1px; height: 12px; background: rgba(255, 255, 255, .2); }

.site-header {
	position: sticky;
	top: 0;
	z-index: 90;
	background: rgba(255, 255, 255, .96);
	backdrop-filter: saturate(180%) blur(12px);
	border-bottom: 1px solid var(--line-soft);
	transition: box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.site-header.is-stuck { box-shadow: 0 8px 26px -22px rgba(15, 21, 29, .6); border-color: transparent; }
.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1.5rem;
	min-height: 76px;
}
.brand { display: inline-flex; align-items: center; gap: .72rem; flex: none; }
.brand img { width: auto; height: 42px; }
.brand__text { display: flex; flex-direction: column; line-height: 1.05; }
.brand__name {
	font-size: 1.42rem;
	font-weight: 700;
	letter-spacing: .1em;
	color: var(--ink);
	text-transform: uppercase;
}
.brand__tag {
	margin-top: .34em;
	font-family: var(--mono);
	font-size: .595rem;
	letter-spacing: .105em;
	text-transform: uppercase;
	color: var(--muted-2);
	white-space: nowrap;
}

.primary-nav { display: flex; align-items: center; }
.primary-nav > ul { display: flex; align-items: center; gap: .1rem; margin: 0; padding: 0; list-style: none; }
.primary-nav li { margin: 0; position: relative; }
.primary-nav a {
	display: inline-flex;
	align-items: center;
	gap: .34rem;
	padding: .6rem .78rem;
	color: var(--ink-2);
	font-size: .895rem;
	font-weight: 560;
	letter-spacing: .006em;
	white-space: nowrap;
	border-radius: var(--radius);
}
.primary-nav > ul > li > a::after {
	content: "";
	position: absolute;
	left: .78rem; right: .78rem;
	bottom: .3rem;
	height: 1px;
	background: var(--accent);
	transform: scaleX(0);
	transform-origin: left;
	transition: transform .24s var(--ease);
}
.primary-nav > ul > li > a:hover::after,
.primary-nav > ul > li.current-menu-item > a::after,
.primary-nav > ul > li.current-menu-ancestor > a::after { transform: scaleX(1); }
.primary-nav a:hover { color: var(--ink); }
.primary-nav .current-menu-item > a, .primary-nav .current-menu-ancestor > a { color: var(--ink); }

.has-mega > a .caret { transition: transform .2s var(--ease); }
.has-mega:hover > a .caret { transform: rotate(180deg); }

/* Mega menu (category driven) */
.mega {
	position: absolute;
	top: calc(100% + 14px);
	left: 50%;
	transform: translate(-50%, 8px);
	width: min(760px, calc(100vw - 40px));
	padding: 1.5rem;
	background: #fff;
	border: 1px solid var(--line);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow-lg);
	opacity: 0;
	visibility: hidden;
	transition: opacity .2s var(--ease), transform .2s var(--ease), visibility .2s;
	z-index: 95;
}
.has-mega:hover .mega, .has-mega:focus-within .mega { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.mega__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .35rem 1.5rem; }
.mega__item { display: flex; gap: .8rem; padding: .7rem; border-radius: var(--radius); transition: background-color .16s var(--ease); }
.mega__item:hover { background: var(--paper-2); }
.mega__thumb { width: 50px; height: 50px; flex: none; border-radius: 2px; background: var(--steel); overflow: hidden; }
.mega__thumb img { width: 100%; height: 100%; object-fit: contain; }
.mega__title { display: block; font-size: .9rem; font-weight: 620; color: var(--ink); }
.mega__meta { display: block; font-family: var(--mono); font-size: .68rem; letter-spacing: .06em; color: var(--muted-2); text-transform: uppercase; }
.mega__foot { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: 1.1rem; padding-top: 1.1rem; border-top: 1px solid var(--line-soft); }
.mega__foot p { margin: 0; font-size: .82rem; color: var(--muted); }

.header-actions { display: flex; align-items: center; gap: .6rem; flex: none; }
.header-actions .btn { min-height: 46px; }

.nav-toggle {
	display: none;
	width: 46px; height: 46px;
	align-items: center;
	justify-content: center;
	border: 1px solid var(--line);
	background: #fff;
	border-radius: var(--radius);
	cursor: pointer;
	color: var(--ink);
}
.nav-toggle span { display: block; width: 18px; height: 1.5px; background: currentColor; position: relative; }
.nav-toggle span::before, .nav-toggle span::after {
	content: ""; position: absolute; left: 0; width: 18px; height: 1.5px; background: currentColor;
	transition: transform .2s var(--ease), top .2s var(--ease);
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
body.nav-open .nav-toggle span { background: transparent; }
body.nav-open .nav-toggle span::before { top: 0; transform: rotate(45deg); }
body.nav-open .nav-toggle span::after { top: 0; transform: rotate(-45deg); }

/* ==========================================================================
   7. Hero
   ========================================================================== */
.hero {
	position: relative;
	overflow: hidden;
	background: linear-gradient(168deg, #f7f8f8 0%, #eef0f1 58%, #e6e9eb 100%);
	border-bottom: 1px solid var(--line-soft);
}
.hero::before {
	content: "";
	position: absolute;
	inset: 0;
	background-image: repeating-linear-gradient(90deg, rgba(45, 68, 118, .055) 0 1px, transparent 1px 13px);
	opacity: .75;
	-webkit-mask-image: linear-gradient(100deg, transparent 30%, #000 100%);
	mask-image: linear-gradient(100deg, transparent 30%, #000 100%);
	pointer-events: none;
}
.hero__inner {
	position: relative;
	display: grid;
	grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
	gap: clamp(28px, 4vw, 64px);
	align-items: center;
	padding-block: clamp(48px, 6vw, 88px);
}
.hero__copy { position: relative; z-index: 2; }
.hero h1 { margin-bottom: 1.1rem; }
.hero h1 em { font-style: normal; color: var(--navy); }
.hero__lead { max-width: 540px; font-size: clamp(1.02rem, 1.35vw, 1.14rem); color: #414d59; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.9rem; }
.hero__meta {
	display: flex;
	flex-wrap: wrap;
	gap: 0 2.2rem;
	margin-top: 2.6rem;
	padding-top: 1.5rem;
	border-top: 1px solid rgba(45, 68, 118, .16);
}
.hero__stat { padding: .2rem 0; }
.hero__stat dt {
	font-family: var(--mono);
	font-size: .665rem;
	letter-spacing: .13em;
	text-transform: uppercase;
	color: var(--muted-2);
	margin-bottom: .3rem;
}
.hero__stat dd {
	margin: 0;
	font-size: 1.42rem;
	font-weight: 680;
	letter-spacing: -.02em;
	color: var(--ink);
	font-variant-numeric: tabular-nums;
}
.hero__stat dd span { font-size: .82rem; font-weight: 560; letter-spacing: 0; color: var(--muted); margin-left: .18em; }

.hero__media { position: relative; z-index: 1; }
.hero__frame {
	position: relative;
	background: var(--photo-bg);
	border: 1px solid var(--line);
	border-radius: var(--radius-lg);
	padding: 0;
	overflow: hidden;
	aspect-ratio: 1 / 1;
	box-shadow: var(--shadow-lg);
}
.hero__frame img { width: 100%; height: 100%; object-fit: cover; }
.hero__tag {
	position: absolute;
	left: -14px;
	bottom: 26px;
	display: inline-flex;
	align-items: center;
	gap: .6rem;
	padding: .62rem .95rem;
	background: var(--ink);
	color: #fff;
	border-radius: var(--radius);
	font-family: var(--mono);
	font-size: .68rem;
	letter-spacing: .1em;
	text-transform: uppercase;
	box-shadow: var(--shadow-md);
}
.hero__tag b { font-weight: 700; color: #fff; letter-spacing: .04em; }
.hero__rail {
	position: absolute;
	right: -18px;
	bottom: 84px;
	display: flex;
	flex-direction: column;
	gap: .4rem;
	padding: .8rem .95rem;
	background: rgba(255, 255, 255, .96);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	box-shadow: var(--shadow-sm);
	font-family: var(--mono);
	font-size: .645rem;
	letter-spacing: .08em;
	text-transform: uppercase;
	color: var(--muted);
}
.hero__rail span { display: flex; align-items: center; gap: .45rem; white-space: nowrap; }
.hero__rail i { width: 4px; height: 4px; border-radius: 50%; background: var(--navy); flex: none; }

/* ==========================================================================
   8. Trust bar
   ========================================================================== */
.trustbar { background: var(--ink); color: rgba(255, 255, 255, .66); }
.trustbar .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: .7rem 1.9rem; padding-block: .9rem; }
.trustbar__label {
	flex: none;
	font-family: var(--mono);
	font-size: .65rem;
	letter-spacing: .13em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, .42);
	padding-right: 1.4rem;
	border-right: 1px solid rgba(255, 255, 255, .14);
}
.trustbar ul { display: flex; flex-wrap: wrap; align-items: center; gap: .55rem 1.9rem; margin: 0; padding: 0; list-style: none; }
.trustbar li {
	display: flex;
	align-items: center;
	gap: .5rem;
	margin: 0;
	font-size: .78rem;
	letter-spacing: .04em;
	white-space: nowrap;
	color: rgba(255, 255, 255, .78);
}
.trustbar svg { flex: none; opacity: .62; }

/* Extra product family strip (below the 4-up family grid) */
.family-strip {
	display: flex;
	align-items: center;
	gap: 1.2rem;
	margin-top: clamp(14px, 1.8vw, 22px);
	padding: 1.05rem 1.3rem;
	background: #fff;
	border: 1px solid var(--line);
	border-radius: var(--radius-lg);
	transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.family-strip:hover { border-color: #c3c9d0; box-shadow: var(--shadow-md); }
.family-strip__media {
	width: 76px;
	height: 76px;
	flex: none;
	border-radius: 2px;
	background: var(--photo-bg);
	overflow: hidden;
}
.family-strip__media img { width: 100%; height: 100%; object-fit: contain; }
.family-strip__body { flex: 1; min-width: 0; }
.family-strip h3 { margin: 0 0 .18rem; font-size: 1.02rem; }
.family-strip h3 a { color: var(--ink); }
.family-strip p { margin: 0; font-size: .855rem; color: var(--muted); }
.family-strip__count {
	flex: none;
	font-family: var(--mono);
	font-size: .665rem;
	letter-spacing: .06em;
	text-transform: uppercase;
	color: var(--muted-2);
}
@media (max-width: 640px) {
	.family-strip { flex-wrap: wrap; }
	.family-strip__count { width: 100%; }
}

/* ==========================================================================
   9b. Cards
   ========================================================================== */
.card {
	position: relative;
	display: flex;
	flex-direction: column;
	background: #fff;
	border: 1px solid var(--line);
	border-radius: var(--radius-lg);
	overflow: hidden;
	transition: border-color .2s var(--ease), box-shadow .24s var(--ease), transform .24s var(--ease);
}
.card:hover { border-color: #c3c9d0; box-shadow: var(--shadow-md); }

/* Category card */
.catcard { padding: 0; }
.catcard__media {
	position: relative;
	aspect-ratio: 1 / 1;
	background: var(--photo-bg);
	overflow: hidden;
}
.catcard__media img { width: 100%; height: 100%; object-fit: contain; transition: transform .5s var(--ease); }
.catcard:hover .catcard__media img { transform: scale(1.035); }
.catcard__body { padding: 1.3rem 1.4rem 1.5rem; display: flex; flex-direction: column; gap: .5rem; flex: 1; }
.catcard__kicker { font-family: var(--mono); font-size: .655rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent-dk); }
.catcard h3 { margin: 0; font-size: 1.1rem; }
.catcard p { margin: 0; font-size: .885rem; line-height: 1.55; color: var(--muted); }
.catcard__foot { margin-top: auto; padding-top: .9rem; display: flex; align-items: center; justify-content: space-between; gap: .5rem; }
.catcard__count { font-family: var(--mono); font-size: .68rem; letter-spacing: .06em; color: var(--muted-2); text-transform: uppercase; }

/* Product card */
.product-card { background: #fff; }
.product-card__media {
	position: relative;
	display: block;
	aspect-ratio: 1 / 1;
	background: var(--photo-bg);
	overflow: hidden;
}
.product-card__media img { width: 100%; height: 100%; object-fit: contain; transition: transform .45s var(--ease); }
.product-card:hover .product-card__media img { transform: scale(1.045); }
.product-card__placeholder { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; color: var(--muted-2); }
.product-card__body { display: flex; flex-direction: column; gap: .4rem; padding: 1.05rem 1.15rem 1.2rem; flex: 1; }
.product-card__series {
	font-family: var(--mono);
	font-size: .645rem;
	letter-spacing: .12em;
	text-transform: uppercase;
	color: var(--accent-dk);
}
.product-card h3 { margin: 0; font-size: .98rem; line-height: 1.35; letter-spacing: -.01em; }
.product-card h3 a { color: var(--ink); }
.product-card h3 a:hover { color: var(--navy); }
.product-card__desc { margin: 0; font-size: .82rem; line-height: 1.5; color: var(--muted); }
.product-card__foot {
	margin-top: auto;
	padding-top: .85rem;
	border-top: 1px solid var(--line-soft);
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: .5rem;
	font-family: var(--mono);
	font-size: .665rem;
	letter-spacing: .05em;
	text-transform: uppercase;
	color: var(--muted-2);
}
.product-card__foot .arrow { color: var(--navy); }

/* Value / feature card */
.vcard { padding: 1.6rem 1.55rem; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); }
.vcard__icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 42px; height: 42px;
	margin-bottom: 1.05rem;
	border-radius: 2px;
	background: var(--accent-soft);
	color: var(--accent-dk);
}
.vcard h3 { font-size: 1.02rem; margin-bottom: .45rem; }
.vcard p { margin: 0; font-size: .885rem; line-height: 1.58; color: var(--muted); }

/* Stat block */
.stat { padding: 1.4rem 1.5rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; }
.stat__num {
	font-size: clamp(1.9rem, 2.6vw, 2.4rem);
	font-weight: 700;
	letter-spacing: -.03em;
	color: var(--ink);
	font-variant-numeric: tabular-nums;
	line-height: 1;
}
.stat__num span { font-size: .46em; font-weight: 600; letter-spacing: 0; margin-left: .18em; color: var(--muted); }
.stat__label { margin-top: .55rem; font-family: var(--mono); font-size: .655rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted-2); }

/* ==========================================================================
   10. Specs / data tables
   ========================================================================== */
.spec-table { width: 100%; border-top: 1px solid var(--line); }
.spec-table tr { border-bottom: 1px solid var(--line-soft); }
.spec-table th, .spec-table td { padding: .78rem .1rem; text-align: left; vertical-align: top; font-size: .895rem; }
.spec-table th {
	width: 42%;
	font-weight: 550;
	color: var(--muted);
	font-family: var(--mono);
	font-size: .72rem;
	letter-spacing: .045em;
	text-transform: uppercase;
	padding-right: 1.2rem;
}
.spec-table td { color: var(--ink-2); font-variant-numeric: tabular-nums; }

.key-specs { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.key-specs li {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 1rem;
	margin: 0;
	padding: .72rem 0;
	border-bottom: 1px solid var(--line-soft);
	font-size: .875rem;
}
.key-specs .k { font-family: var(--mono); font-size: .705rem; letter-spacing: .05em; text-transform: uppercase; color: var(--muted-2); flex: none; }
.key-specs .v { text-align: right; color: var(--ink); font-weight: 560; font-variant-numeric: tabular-nums; }

/* ==========================================================================
   11. Section: capabilities (dark)
   ========================================================================== */
.split {
	display: grid;
	grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
	gap: clamp(28px, 4vw, 64px);
	align-items: center;
}
.split--reverse > :first-child { order: 2; }
.split--top { align-items: start; }
.split__media { position: relative; }
.split__media img { width: 100%; border-radius: var(--radius-lg); border: 1px solid var(--line); }
.section--ink .split__media img { border-color: rgba(255, 255, 255, .12); }

.media-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .65rem; }
.media-grid img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 2px; border: 1px solid var(--line); }
.media-grid img:first-child { grid-column: span 2; aspect-ratio: 16 / 8.2; }
.section--ink .media-grid img { border-color: rgba(255, 255, 255, .1); }

.process { margin: 0; padding: 0; list-style: none; counter-reset: step; }
.process li {
	position: relative;
	display: grid;
	grid-template-columns: 40px minmax(0, 1fr);
	gap: 1rem;
	margin: 0;
	padding: 1.05rem 0;
	border-bottom: 1px solid var(--line-soft);
	counter-increment: step;
}
.section--ink .process li { border-color: rgba(255, 255, 255, .1); }
.process li::before {
	content: counter(step, decimal-leading-zero);
	font-family: var(--mono);
	font-size: .78rem;
	font-weight: 600;
	letter-spacing: .06em;
	color: var(--accent-dk);
	padding-top: .18rem;
	grid-column: 1;
	grid-row: 1 / span 2;
}
.section--ink .process li::before { color: #e2a766; }
.process strong { display: block; margin-bottom: .18rem; font-size: .95rem; grid-column: 2; grid-row: 1; }
.process span { font-size: .865rem; line-height: 1.55; color: var(--muted); grid-column: 2; grid-row: 2; }
.section--ink .process span { color: rgba(255, 255, 255, .64); }

/* ==========================================================================
   12. Chips / tags
   ========================================================================== */
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0; padding: 0; list-style: none; }
.chips li { margin: 0; }
.chip {
	display: inline-flex;
	align-items: center;
	gap: .45rem;
	padding: .5rem .9rem;
	border: 1px solid var(--line);
	border-radius: 999px;
	background: #fff;
	color: var(--ink-2);
	font-size: .82rem;
	font-weight: 520;
	line-height: 1.2;
	transition: border-color .16s var(--ease), color .16s var(--ease), background-color .16s var(--ease);
}
.chip:hover { border-color: var(--navy); color: var(--navy); }
.chip.is-active { background: var(--ink); border-color: var(--ink); color: #fff; }
.chip__n { font-family: var(--mono); font-size: .68rem; color: var(--muted-2); }
.chip.is-active .chip__n { color: rgba(255, 255, 255, .55); }
.section--ink .chip { background: transparent; border-color: rgba(255, 255, 255, .2); color: rgba(255, 255, 255, .8); }
.section--ink .chip:hover { border-color: #fff; color: #fff; }

.tag {
	display: inline-flex;
	align-items: center;
	padding: .22rem .55rem;
	border-radius: 2px;
	background: var(--accent-soft);
	color: var(--accent-dk);
	font-family: var(--mono);
	font-size: .655rem;
	letter-spacing: .08em;
	text-transform: uppercase;
	font-weight: 600;
}
.tag--navy { background: rgba(45, 68, 118, .09); color: var(--navy); }
.tag--ink { background: rgba(15, 21, 29, .07); color: var(--ink-2); }

/* ==========================================================================
   13. Certificates
   ========================================================================== */
.cert {
	display: flex;
	flex-direction: column;
	gap: .3rem;
	padding: 1.35rem 1.4rem;
	background: #fff;
	border: 1px solid var(--line);
	border-left: 3px solid var(--accent);
	border-radius: 2px;
}
.cert__std { font-family: var(--mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-dk); }
.cert__name { font-size: 1rem; font-weight: 640; color: var(--ink); }
.cert__meta { font-size: .8rem; color: var(--muted); line-height: 1.5; }
.cert__no { margin-top: .5rem; font-family: var(--mono); font-size: .705rem; letter-spacing: .03em; color: var(--muted-2); }

/* ==========================================================================
   14. Interchange table
   ========================================================================== */
.data-block { border: 1px solid rgba(255, 255, 255, .13); border-radius: var(--radius-lg); overflow: hidden; background: rgba(255, 255, 255, .02); }
.data-block table { width: 100%; border-collapse: collapse; }
.data-block th, .data-block td { padding: .82rem 1rem; text-align: left; font-size: .84rem; border-bottom: 1px solid rgba(255, 255, 255, .09); }
.data-block th {
	font-family: var(--mono);
	font-size: .64rem;
	letter-spacing: .11em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, .48);
	font-weight: 600;
	background: rgba(255, 255, 255, .03);
}
.data-block td { color: rgba(255, 255, 255, .8); }
.data-block tr:last-child td { border-bottom: 0; }
.data-block td:first-child { color: #fff; font-weight: 560; }
.data-block .mono { font-size: .78rem; color: rgba(255, 255, 255, .92); letter-spacing: .01em; }

/* ==========================================================================
   15. Page header (inner pages)
   ========================================================================== */
.pagehero {
	position: relative;
	background: linear-gradient(170deg, #f6f7f7, #eceef0);
	border-bottom: 1px solid var(--line-soft);
	overflow: hidden;
}
.pagehero::before {
	content: "";
	position: absolute;
	inset: 0;
	background-image: repeating-linear-gradient(90deg, rgba(45, 68, 118, .05) 0 1px, transparent 1px 13px);
	-webkit-mask-image: linear-gradient(120deg, transparent 20%, #000);
	mask-image: linear-gradient(120deg, transparent 20%, #000);
	pointer-events: none;
}
.pagehero .wrap { position: relative; padding-block: clamp(34px, 4.4vw, 60px) clamp(30px, 4vw, 52px); }
.pagehero h1 { margin-bottom: .7rem; max-width: 22ch; }
.pagehero__lead { max-width: 680px; margin: 0; color: var(--muted); font-size: 1.03rem; }
.pagehero__meta { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.3rem; }

.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: .45rem; font-size: .78rem; color: var(--muted-2); margin-bottom: 1.1rem; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--navy); }
.breadcrumb .sep { opacity: .55; }

/* ==========================================================================
   16. Product archive
   ========================================================================== */
.toolbar {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	padding-block: 1.4rem;
	border-bottom: 1px solid var(--line);
}
.toolbar__count { font-family: var(--mono); font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted-2); }
.toolbar__sort { display: flex; align-items: center; gap: .5rem; font-size: .82rem; color: var(--muted); }
.toolbar__sort select {
	padding: .42rem .7rem;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	background: #fff;
	font-family: inherit;
	font-size: .82rem;
	color: var(--ink-2);
}

.product-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(14px, 1.7vw, 22px); }

.pagination { margin-top: clamp(30px, 4vw, 52px); }
.pagination .nav-links { display: flex; flex-wrap: wrap; gap: .4rem; justify-content: center; }
.pagination .page-numbers {
	display: inline-flex; align-items: center; justify-content: center;
	min-width: 42px; height: 42px; padding: 0 .7rem;
	border: 1px solid var(--line); border-radius: var(--radius);
	background: #fff; color: var(--ink-2);
	font-family: var(--mono); font-size: .8rem;
}
.pagination .page-numbers:hover { border-color: var(--navy); color: var(--navy); }
.pagination .page-numbers.current { background: var(--ink); border-color: var(--ink); color: #fff; }

/* ==========================================================================
   17. Product single
   ========================================================================== */
.product-hero { padding-block: clamp(24px, 3vw, 40px) clamp(36px, 4.4vw, 60px); }
.product-hero__grid {
	display: grid;
	grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
	gap: clamp(26px, 3.6vw, 56px);
	align-items: start;
}
.gallery { position: sticky; top: 96px; }
.gallery__main {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	aspect-ratio: 1 / 1;
	background: var(--photo-bg);
	border: 1px solid var(--line);
	border-radius: var(--radius-lg);
	overflow: hidden;
}
.gallery__main img { width: 100%; height: 100%; object-fit: contain; }
.gallery__thumbs { display: flex; gap: .55rem; margin-top: .7rem; flex-wrap: wrap; }
.gallery__thumb {
	width: 74px; height: 74px;
	padding: 4px;
	border: 1px solid var(--line);
	border-radius: 2px;
	background: #f4f5f6;
	cursor: pointer;
	transition: border-color .16s var(--ease);
}
.gallery__thumb img { width: 100%; height: 100%; object-fit: contain; }
.gallery__thumb.is-active, .gallery__thumb:hover { border-color: var(--navy); }

.product-info__series { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; margin-bottom: .9rem; }
.product-info h1 { font-size: clamp(1.75rem, 2.9vw, 2.5rem); margin-bottom: .7rem; }
.product-info__model {
	display: inline-flex; align-items: baseline; gap: .5rem;
	margin-bottom: 1.1rem;
	font-family: var(--mono);
	font-size: .78rem;
	letter-spacing: .04em;
	color: var(--muted);
}
.product-info__model b { font-size: .95rem; color: var(--ink); letter-spacing: .02em; }
.product-info__desc { color: var(--muted); font-size: .965rem; line-height: 1.62; }
.product-info__cta { display: flex; flex-wrap: wrap; gap: .65rem; margin: 1.6rem 0 1.1rem; }
.product-info__assure { display: flex; flex-wrap: wrap; gap: 1.2rem; font-size: .8rem; color: var(--muted); }
.product-info__assure span { display: inline-flex; align-items: center; gap: .4rem; }

.product-body { padding-block: clamp(32px, 4vw, 56px); }
.product-body__grid { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: clamp(26px, 3.4vw, 52px); align-items: start; }
.content h2 { font-size: clamp(1.32rem, 2vw, 1.62rem); margin-top: 2.2rem; }
.content h2:first-child { margin-top: 0; }
.content h3 { margin-top: 1.7rem; }
.content p, .content li { font-size: .97rem; line-height: 1.68; color: #3b4652; }
.content ul { padding-left: 1.15em; }
.content ul li::marker { color: var(--accent); }
.content table { width: 100%; margin: 1.4rem 0; font-size: .9rem; }
.content table th, .content table td { padding: .7rem .8rem; border: 1px solid var(--line); text-align: left; }
.content table th { background: var(--paper-2); font-family: var(--mono); font-size: .7rem; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); font-weight: 600; }

.aside-card { padding: 1.4rem 1.45rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--paper-2); }
.aside-card + .aside-card { margin-top: 1rem; }
.aside-card h3 { font-size: .98rem; margin-bottom: .8rem; }
.aside-card p { font-size: .865rem; color: var(--muted); }
.aside-card .btn { margin-top: .4rem; }

.spec-panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.spec-panel__head { padding: 1rem 1.3rem; border-bottom: 1px solid var(--line); background: var(--paper-2); display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.spec-panel__head h2 { margin: 0; font-size: .95rem; letter-spacing: .02em; }
.spec-panel__head span { font-family: var(--mono); font-size: .655rem; letter-spacing: .09em; text-transform: uppercase; color: var(--muted-2); }
.spec-panel__body { padding: .2rem 1.3rem 1.3rem; }

.inquiry-card { border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; padding: 1.5rem 1.5rem 1.6rem; box-shadow: var(--shadow-sm); }
.inquiry-card__head { margin-bottom: 1rem; }
.inquiry-card__head h3 { margin-bottom: .3rem; font-size: 1.08rem; }
.inquiry-card__head p { margin: 0; font-size: .84rem; color: var(--muted); }

/* ==========================================================================
   18. Forms
   ========================================================================== */
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .9rem 1rem; }
.field { display: flex; flex-direction: column; gap: .35rem; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: .79rem; font-weight: 600; letter-spacing: .02em; color: var(--ink-2); }
.field label .req { color: var(--accent-dk); margin-left: .15em; }
.field input, .field select, .field textarea {
	width: 100%;
	padding: .72rem .85rem;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	background: #fff;
	color: var(--ink);
	font-family: inherit;
	font-size: .91rem;
	line-height: 1.45;
	transition: border-color .16s var(--ease), box-shadow .16s var(--ease);
}
.field textarea { min-height: 128px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
	outline: none;
	border-color: var(--navy);
	box-shadow: 0 0 0 3px rgba(45, 68, 118, .12);
}
.field input::placeholder, .field textarea::placeholder { color: #a6adb5; }
.field__hint { font-size: .74rem; color: var(--muted-2); }
.field.has-error input, .field.has-error textarea, .field.has-error select { border-color: #c0492c; box-shadow: 0 0 0 3px rgba(192, 73, 44, .1); }
.field__error { display: none; font-size: .74rem; color: #b23f22; }
.field.has-error .field__error { display: block; }

.hp-field { position: absolute !important; left: -9999px !important; opacity: 0; height: 0; width: 0; overflow: hidden; }

.form-note { margin-top: .9rem; font-size: .755rem; line-height: 1.5; color: var(--muted-2); }
.form-status { margin-top: .9rem; padding: .8rem 1rem; border-radius: var(--radius); font-size: .855rem; display: none; }
.form-status.is-visible { display: block; }
.form-status.is-success { background: #eef7f1; border: 1px solid #c4e3d1; color: #22633f; }
.form-status.is-error { background: #fdf1ee; border: 1px solid #f0cdc4; color: #93371e; }

.inquiry-band { background: var(--ink); color: rgba(255, 255, 255, .74); }
.inquiry-band__inner { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(28px, 4vw, 60px); align-items: start; }
.inquiry-band h2 { color: #fff; }
.inquiry-band .lead { color: rgba(255, 255, 255, .68); }
.inquiry-band .field label { color: rgba(255, 255, 255, .78); }
.inquiry-band .field input, .inquiry-band .field select, .inquiry-band .field textarea {
	background: rgba(255, 255, 255, .05);
	border-color: rgba(255, 255, 255, .18);
	color: #fff;
}
.inquiry-band .field input::placeholder, .inquiry-band .field textarea::placeholder { color: rgba(255, 255, 255, .38); }
.inquiry-band .field input:focus, .inquiry-band .field select:focus, .inquiry-band .field textarea:focus {
	border-color: #e2a766;
	box-shadow: 0 0 0 3px rgba(226, 167, 102, .18);
}
.inquiry-band .form-status.is-success { background: rgba(99, 180, 137, .14); border-color: rgba(99, 180, 137, .4); color: #bfe6cf; }
.inquiry-band .form-status.is-error { background: rgba(192, 73, 44, .16); border-color: rgba(192, 73, 44, .4); color: #f3c3b4; }
.inquiry-band .form-note { color: rgba(255, 255, 255, .42); }
.inquiry-band__contact { display: grid; gap: .75rem; margin-top: 1.8rem; }
.inquiry-band__contact a, .inquiry-band__contact span { display: flex; align-items: flex-start; gap: .7rem; font-size: .9rem; color: rgba(255, 255, 255, .82); }
.inquiry-band__contact svg { flex: none; margin-top: .18rem; opacity: .55; }

/* ==========================================================================
   19. Articles
   ========================================================================== */
.post-card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.post-card__media { aspect-ratio: 16 / 9; background: var(--steel); overflow: hidden; }
.post-card__media img { width: 100%; height: 100%; object-fit: cover; }
.post-card__body { padding: 1.25rem 1.35rem 1.4rem; display: flex; flex-direction: column; gap: .45rem; flex: 1; }
.post-card__meta { font-family: var(--mono); font-size: .665rem; letter-spacing: .09em; text-transform: uppercase; color: var(--muted-2); }
.post-card h3 { margin: 0; font-size: 1.05rem; line-height: 1.35; }
.post-card h3 a { color: var(--ink); }
.post-card p { margin: 0; font-size: .875rem; color: var(--muted); }
.post-card__foot { margin-top: auto; padding-top: .9rem; }

.article { padding-block: clamp(32px, 4vw, 56px); }
.article__head { max-width: 780px; margin-bottom: 2rem; }
.article__meta { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: .9rem; font-family: var(--mono); font-size: .705rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted-2); }
.article__body { max-width: 780px; }

/* ==========================================================================
   20. Footer
   ========================================================================== */
.site-footer { background: var(--ink); color: rgba(255, 255, 255, .58); font-size: .88rem; }
.site-footer a { color: rgba(255, 255, 255, .72); }
.site-footer a:hover { color: #fff; }
.footer-main { padding-block: clamp(46px, 5.4vw, 76px) clamp(30px, 3.4vw, 48px); }
.footer-grid { display: grid; grid-template-columns: 1.35fr .75fr .75fr 1.15fr; gap: clamp(26px, 3.4vw, 52px); }
.footer-brand img { height: 46px; width: auto; margin-bottom: 1.1rem; }
.footer-brand p { max-width: 34ch; font-size: .875rem; line-height: 1.62; color: rgba(255, 255, 255, .55); }
.footer-col h3 {
	margin-bottom: 1.05rem;
	font-family: var(--mono);
	font-size: .665rem;
	font-weight: 600;
	letter-spacing: .14em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, .45);
}
.footer-col ul { margin: 0; padding: 0; list-style: none; }
.footer-col li { margin: 0 0 .58rem; }
.footer-col li:last-child { margin-bottom: 0; }
.footer-col a, .footer-col span { font-size: .885rem; }
.footer-contact { display: grid; gap: .7rem; }
.footer-contact div { display: flex; gap: .65rem; align-items: flex-start; font-size: .875rem; line-height: 1.5; }
.footer-contact svg { flex: none; margin-top: .16rem; opacity: .45; }
.footer-contact b { display: block; font-family: var(--mono); font-size: .635rem; letter-spacing: .1em; text-transform: uppercase; color: rgba(255, 255, 255, .38); font-weight: 600; margin-bottom: .12rem; }
.footer-bottom {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	padding-block: 1.3rem 1.6rem;
	border-top: 1px solid rgba(255, 255, 255, .1);
	font-size: .785rem;
	color: rgba(255, 255, 255, .42);
}
.footer-bottom nav { display: flex; flex-wrap: wrap; gap: 1.2rem; }
.footer-bottom a { color: rgba(255, 255, 255, .58); }

.footer-badges { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.2rem; }
.footer-badges span {
	padding: .32rem .6rem;
	border: 1px solid rgba(255, 255, 255, .16);
	border-radius: 2px;
	font-family: var(--mono);
	font-size: .625rem;
	letter-spacing: .09em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, .6);
}

/* ==========================================================================
   20b. Flash notices (non-JS inquiry fallback)
   ========================================================================== */
.hj-flash {
	max-width: var(--wrap);
	margin: 1rem auto 0;
	padding: .9rem 1.15rem;
	border-radius: var(--radius);
	font-size: .9rem;
	line-height: 1.5;
}
.hj-flash--ok { background: #eef7f1; border: 1px solid #c4e3d1; color: #22633f; }
.hj-flash--err { background: #fdf1ee; border: 1px solid #f0cdc4; color: #93371e; }

/* ==========================================================================
   21. Mobile menu & utilities
   ========================================================================== */
.mobile-nav {
	position: fixed;
	inset: 0 0 0 auto;
	width: min(400px, 88vw);
	background: #fff;
	z-index: 120;
	transform: translateX(102%);
	transition: transform .3s var(--ease);
	display: flex;
	flex-direction: column;
	box-shadow: -20px 0 60px -30px rgba(0, 0, 0, .5);
	overflow-y: auto;
	-webkit-overflow-scrolling: touch;
}
body.nav-open .mobile-nav { transform: translateX(0); }
.mobile-nav__head { display: flex; align-items: center; justify-content: space-between; padding: 1.1rem 1.25rem; border-bottom: 1px solid var(--line); }
.mobile-nav__close { width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; cursor: pointer; }
.mobile-nav__body { padding: 1rem 1.25rem 1.6rem; }
.mobile-nav ul { list-style: none; margin: 0; padding: 0; }
.mobile-nav > .mobile-nav__body > ul > li { border-bottom: 1px solid var(--line-soft); }
.mobile-nav a { display: block; padding: .95rem 0; color: var(--ink); font-size: 1rem; font-weight: 560; }
.mobile-nav .sub-menu { padding-left: .9rem; border-left: 1px solid var(--line); margin: .2rem 0 .8rem .2rem; }
.mobile-nav .sub-menu a { padding: .55rem 0; font-size: .9rem; font-weight: 480; color: var(--muted); }
.mobile-nav__cta { margin-top: 1.4rem; display: grid; gap: .6rem; }
.mobile-nav__contact { margin-top: 1.6rem; padding-top: 1.3rem; border-top: 1px solid var(--line); font-size: .85rem; color: var(--muted); display: grid; gap: .5rem; }
.nav-overlay {
	position: fixed; inset: 0; background: rgba(9, 13, 18, .5); z-index: 110;
	opacity: 0; visibility: hidden; transition: opacity .25s var(--ease), visibility .25s;
}
body.nav-open .nav-overlay { opacity: 1; visibility: visible; }
body.nav-open { overflow: hidden; }

.back-to-top {
	position: fixed; right: 20px; bottom: 20px; z-index: 60;
	width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center;
	background: var(--ink); color: #fff; border: 0; border-radius: var(--radius);
	cursor: pointer; opacity: 0; visibility: hidden; transform: translateY(8px);
	transition: opacity .22s var(--ease), transform .22s var(--ease), visibility .22s;
	box-shadow: var(--shadow-md);
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.back-to-top:hover { background: var(--navy); }

.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mt-lg { margin-top: clamp(24px, 3vw, 40px); }
.text-center { text-align: center; }
.text-center .section-head { margin-inline: auto; }

/* ==========================================================================
   22. Responsive
   ========================================================================== */
@media (max-width: 1180px) {
	.product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
	.primary-nav > ul > li > a { padding-inline: .6rem; font-size: .86rem; }
	.footer-grid { grid-template-columns: 1.2fr .8fr .8fr; }
	.footer-col--contact { grid-column: 1 / -1; }
}

@media (max-width: 1024px) {
	.site-topbar__nav { display: none; }
	.primary-nav { display: none; }
	.nav-toggle { display: inline-flex; }
	.header-actions .btn:not(.btn--ghost) { display: none; }
	.hero__inner { grid-template-columns: 1fr; gap: 32px; }
	.hero__media { order: 2; }
	.hero__tag { left: 12px; bottom: 12px; }
	.hero__rail { display: none; }
	.product-hero__grid { grid-template-columns: 1fr; }
	.gallery { position: static; }
	.gallery__main { aspect-ratio: 4 / 3.2; }
	.product-body__grid { grid-template-columns: 1fr; }
	.split { grid-template-columns: 1fr; }
	.split--reverse > :first-child { order: 0; }
	.inquiry-band__inner { grid-template-columns: 1fr; }
	.grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.footer-grid { grid-template-columns: 1fr 1fr; }
	.footer-col--contact { grid-column: 1 / -1; }
	.mega { display: none; }
}

@media (max-width: 860px) {
	body { font-size: 16px; }
	.grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.site-header__inner { min-height: 66px; }
	.brand img { height: 36px; }
	.brand__name { font-size: 1.18rem; }
	.brand__tag { display: none; }
	.form-grid { grid-template-columns: 1fr; }
	.hero__meta { gap: 0 1.5rem; }
}

@media (max-width: 640px) {
	.grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
	.product-grid { grid-template-columns: 1fr; }
	.section { padding-block: 40px; }
	.hero__frame img { height: 260px; }
	.hero__meta { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem; }
	.hero__stat dd { font-size: 1.2rem; }
	.footer-grid { grid-template-columns: 1fr; }
	.footer-bottom { flex-direction: column; align-items: flex-start; }
	.media-grid img:first-child { aspect-ratio: 16 / 10; }
	.product-info__cta .btn { flex: 1 1 100%; }
	.trustbar .wrap { gap: 1.1rem; }
	.trustbar__label { display: none; }
	.chips { gap: .4rem; }
	.chip { font-size: .78rem; padding: .45rem .75rem; }
	.back-to-top { right: 14px; bottom: 14px; }
}

/* ==========================================================================
   23. Print
   ========================================================================== */
@media print {
	.site-header, .site-topbar, .site-footer, .mobile-nav, .back-to-top, .hero__rail, .inquiry-card { display: none !important; }
	body { font-size: 11pt; color: #000; }
	a { color: #000; text-decoration: underline; }
	.section, .product-hero { padding-block: 12pt; }
}