/*
Theme Name: Jumbo Watch B2B
Theme URI: https://example.com/jumbo-watch
Author: Jumbo Watch
Description: A responsive B2B watch manufacturing showcase theme built for OEM, ODM and wholesale enquiries.
Version: 1.3.1
Requires at least: 6.2
Requires PHP: 7.4
Text Domain: jumbo-watch
*/

:root {
  --ink: #17191c;
  --navy: #111b27;
  --navy-2: #182838;
  --gold: #f2c24f;
  --gold-deep: #c99627;
  --cream: #f7f5ef;
  --paper: #ffffff;
  --muted: #74787f;
  --line: #e8e8e5;
  --container: 1320px;
  --serif: Georgia, "Times New Roman", serif;
  --sans: "Open Sans", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: #fff; font-family: var(--serif); line-height: 1.65; }
body.menu-open { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
.container { width: min(calc(100% - 48px), var(--container)); margin-inline: auto; }
.eyebrow { margin: 0 0 12px; color: var(--gold-deep); font: 700 12px/1.2 var(--serif); letter-spacing: .18em; text-transform: uppercase; }
.section { padding: 100px 0; }
.section-soft { background: var(--cream); }
.section-dark { color: #fff; background: var(--navy); }
.section-heading { max-width: 760px; margin-bottom: 46px; }
.section-heading.center { text-align: center; margin-inline: auto; }
.section-title { position: relative; z-index: 0; display: inline-block; margin: 0; font-size: clamp(34px, 4vw, 52px); line-height: 1.12; letter-spacing: -.035em; }
.section-title::after { content: ""; position: absolute; left: -10px; right: -10px; bottom: 3px; z-index: -1; height: 18px; border-radius: 20px; background: var(--gold); }
.section-subtitle { margin: 18px 0 0; color: var(--muted); font-size: 16px; }
.section-dark .section-subtitle { color: rgba(255,255,255,.65); }
.btn { display: inline-flex; min-height: 50px; padding: 0 28px; align-items: center; justify-content: center; gap: 10px; border: 1px solid var(--ink); border-radius: 0; color: #fff; background: var(--ink); font: 700 13px/1 var(--serif); letter-spacing: .08em; text-transform: uppercase; cursor: pointer; transition: .25s ease; }
.btn:hover { border-color: var(--gold); color: var(--ink); background: var(--gold); transform: translateY(-2px); }
.btn-gold { border-color: var(--gold); color: var(--ink); background: var(--gold); }
.btn-gold:hover { color: #fff; background: transparent; }
.text-link { display: inline-flex; gap: 9px; align-items: center; font: 700 13px/1 var(--serif); letter-spacing: .08em; text-transform: uppercase; }
.text-link::after { content: "\2192"; transition: transform .2s ease; }
.text-link:hover::after { transform: translateX(5px); }

/* Header */
.topbar { color: #fff; background: #08182e; font: 13px/1.2 var(--serif); }
.topbar-inner { min-height: 38px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.topbar p { margin: 0; opacity: .86; }
.topbar-contact { display: flex; gap: 28px; }
.topbar-contact a { opacity: .86; }
.topbar-contact a:hover { color: var(--gold); opacity: 1; }
.site-header { position: relative; z-index: 50; border-bottom: 1px solid rgba(255,255,255,.14); color: #f7f8fb; background: #0b1f3a; }
.site-header.is-sticky { position: sticky; top: 0; background: #0b1f3a; box-shadow: 0 10px 30px rgba(0,0,0,.28); }
.header-inner { position: relative; min-height: 86px; display: grid; grid-template-columns: 250px 1fr auto; align-items: center; gap: 28px; }
.brand { width: 230px; height: 64px; display: inline-flex; align-items: center; gap: 11px; color: #fff; background: transparent; }
.brand-icon { width: auto; height: 46px; object-fit: contain; }
.brand-text { display: flex; flex-direction: column; color: #fff; font-family: Arial, Helvetica, sans-serif; font-size: 24px; font-weight: 700; letter-spacing: .08em; line-height: .82; }
.brand-text small { margin-top: 7px; font-size: 10px; letter-spacing: .44em; line-height: 1; }
.main-nav > ul { margin: 0; padding: 0; display: flex; justify-content: flex-end; align-items: center; list-style: none; }
.main-nav li { position: relative; }
.main-nav a { display: block; padding: 34px 18px 31px; color: rgba(255,255,255,.9); font: 700 14px/1 var(--serif); }
.main-nav a:hover, .main-nav .current-menu-item > a { color: #fff; }
.main-nav > ul > li > a::after { content: ""; position: absolute; bottom: 23px; left: 18px; width: 0; height: 3px; background: var(--gold); transition: width .25s ease; }
.main-nav > ul > li:hover > a::after, .main-nav > ul > li.current-menu-item > a::after { width: calc(100% - 36px); }
.nav-mega { position: absolute; top: 100%; left: 50%; width: 760px; padding: 30px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; visibility: hidden; opacity: 0; transform: translate(-50%, 12px); color: #fff; background: var(--navy); box-shadow: 0 20px 50px rgba(0,0,0,.25); transition: .22s ease; }
.has-mega:hover .nav-mega { visibility: visible; opacity: 1; transform: translate(-50%, 0); }
.nav-mega a { padding: 7px 0; color: rgba(255,255,255,.72); font-weight: 400; }
.nav-mega a:hover { color: var(--gold); }
.nav-mega strong { display: block; margin-bottom: 7px; color: #fff; font: 700 14px/1.2 var(--serif); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.language-switch { display: flex; align-items: center; gap: 6px; white-space: nowrap; font: 700 11px/1 var(--serif); letter-spacing: .04em; }
.language-switch a { padding: 8px 2px; color: rgba(255,255,255,.7); }
.language-switch a.is-active, .language-switch a:hover { color: var(--gold); }
.language-switch span { color: rgba(255,255,255,.35); }
.search-trigger, .menu-trigger { width: 44px; height: 44px; display: grid; place-items: center; border: 0; color: #fff; background: transparent; cursor: pointer; }
.search-trigger svg, .menu-trigger svg { width: 22px; height: 22px; }
.menu-trigger { display: none; }
.lang-zh { font-family: "Songti SC", "Noto Serif CJK SC", "Microsoft YaHei", serif; }
.lang-zh .section-subtitle, .lang-zh .hero p, .lang-zh .topbar, .lang-zh .main-nav a, .lang-zh .btn, .lang-zh .eyebrow, .lang-zh .product-info small, .lang-zh .story-meta, .lang-zh .footer-about p, .lang-zh .footer-contact p, .lang-zh .footer-links a { font-family: "PingFang SC", "Microsoft YaHei", sans-serif; }
.lang-zh .hero h1 { max-width: 660px; }
.lang-zh-content { display: none; }
.lang-zh .lang-en-content { display: none !important; }
.lang-zh .lang-zh-content { display: block; }

/* Hero */
.hero { position: relative; min-height: 650px; overflow: hidden; color: #fff; background: radial-gradient(circle at 80% 45%, #314357 0, #14202d 40%, #0d151e 72%); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .1; background-image: linear-gradient(rgba(255,255,255,.2) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.2) 1px,transparent 1px); background-size: 68px 68px; mask-image: linear-gradient(90deg,transparent,#000); }
.hero-inner { position: relative; min-height: 650px; display: grid; grid-template-columns: 49% 51%; align-items: center; }
.hero-copy { position: relative; z-index: 5; max-width: 610px; padding: 72px 0; }
.hero-kicker { color: var(--gold); font: 700 13px/1.4 var(--sans); letter-spacing: .22em; text-transform: uppercase; }
.hero h1 { max-width: 610px; margin: 18px 0 24px; font-size: clamp(48px, 5vw, 72px); font-weight: 700; line-height: .98; letter-spacing: -.045em; }
.hero p { max-width: 610px; margin: 0 0 34px; color: rgba(255,255,255,.75); font-family: var(--serif); font-size: 18px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-art { position: absolute; top: -7%; right: -3%; bottom: -12%; width: 55%; pointer-events: none; }
.hero-art img { width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 35px 40px rgba(0,0,0,.55)); transform: rotate(6deg) scale(1.05); }
.hero-stats { position: absolute; right: 0; bottom: 0; left: 0; z-index: 3; border-top: 1px solid rgba(255,255,255,.14); background: rgba(8,13,19,.55); backdrop-filter: blur(8px); }
.hero-stats-inner { min-height: 86px; display: grid; grid-template-columns: repeat(3,1fr); align-items: center; }
.stat { padding-left: 32px; border-left: 1px solid rgba(255,255,255,.16); }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat strong { font-size: 26px; color: var(--gold); }
.stat span { margin-left: 8px; color: rgba(255,255,255,.68); font: 13px/1 var(--sans); text-transform: uppercase; letter-spacing: .08em; }

/* Categories and products */
.category-showcase { display: grid; grid-template-columns: 1.15fr .85fr; gap: 26px; }
.category-card { position: relative; min-height: 340px; overflow: hidden; color: #fff; background: #222; }
.category-card:first-child { grid-row: span 2; min-height: 706px; }
.category-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .7s cubic-bezier(.2,.7,.2,1); }
.category-card:first-child img { object-fit: contain; padding: 55px; background: #eee; }
.category-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg,transparent 25%,rgba(7,10,14,.82)); }
.category-card:hover img { transform: scale(1.05); }
.category-card-content { position: absolute; right: 34px; bottom: 30px; left: 34px; z-index: 2; }
.category-card h3 { margin: 0 0 6px; font-size: 30px; }
.category-card p { margin: 0 0 16px; color: rgba(255,255,255,.72); font-family: var(--serif); }
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.taxonomy-directory { margin-bottom: 58px; display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.taxonomy-group { padding: 26px 28px; border: 1px solid var(--line); background: var(--cream); }
.taxonomy-group h3 { margin: 0 0 14px; font-size: 21px; }
.taxonomy-group ul { margin: 0; padding: 0; list-style: none; color: var(--muted); font: 14px/1.8 var(--serif); }
.taxonomy-group li::before { content: "—"; margin-right: 8px; color: var(--gold-deep); }
.product-card { min-width: 0; background: #fff; }
.product-media { position: relative; aspect-ratio: 1 / 1; overflow: hidden; background: #f4f4f2; }
.product-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.product-card:hover .product-media img { transform: scale(1.06); }
.product-badge { position: absolute; top: 16px; left: 16px; padding: 6px 9px; color: var(--ink); background: var(--gold); font: 700 10px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.product-overlay { position: absolute; inset: auto 16px 16px; padding: 13px 18px; text-align: center; color: #fff; background: var(--navy); opacity: 0; transform: translateY(8px); transition: .25s ease; font: 700 12px/1 var(--sans); letter-spacing: .08em; text-transform: uppercase; }
.product-card:hover .product-overlay { opacity: 1; transform: translateY(0); }
.product-info { padding: 18px 4px 8px; }
.product-info small { color: var(--gold-deep); font: 700 11px/1 var(--sans); letter-spacing: .12em; text-transform: uppercase; }
.product-info h3 { min-height: 52px; margin: 7px 0 0; font-size: 18px; line-height: 1.45; }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 80px; }
.about-media { position: relative; }
.about-media-main { width: 88%; min-height: 520px; object-fit: cover; }
.about-media-inset { position: absolute; right: 0; bottom: -48px; width: 46%; border: 10px solid #fff; box-shadow: 0 18px 50px rgba(0,0,0,.18); }
.about-experience { position: absolute; top: 28px; right: 0; width: 150px; padding: 24px 18px; text-align: center; background: var(--gold); }
.about-experience strong { display: block; font-size: 42px; line-height: 1; }
.about-experience span { font: 700 11px/1.3 var(--sans); letter-spacing: .08em; text-transform: uppercase; }
.about-copy h2 { margin: 0 0 24px; font-size: clamp(36px,4vw,55px); line-height: 1.08; }
.about-copy p { color: #656a70; font-family: var(--serif); }
.about-points { margin: 30px 0 36px; padding: 0; list-style: none; }
.about-points li { padding: 14px 0; display: flex; gap: 13px; border-bottom: 1px solid var(--line); font-family: var(--serif); }
.about-points li::before { content: "\2713"; width: 24px; height: 24px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 50%; color: var(--ink); background: var(--gold); font-weight: 700; }

/* Advantages / service */
.advantages-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid rgba(255,255,255,.14); border-left: 1px solid rgba(255,255,255,.14); }
.advantage { min-height: 330px; padding: 42px 34px; border-right: 1px solid rgba(255,255,255,.14); border-bottom: 1px solid rgba(255,255,255,.14); transition: background .3s ease; }
.advantage:hover { background: rgba(242,194,79,.08); }
.advantage-number { color: var(--gold); font-size: 42px; font-weight: 700; }
.advantage h3 { margin: 48px 0 12px; font-size: 22px; }
.advantage p { margin: 0; color: rgba(255,255,255,.62); font-family: var(--serif); font-size: 14px; }
.service-steps { display: grid; grid-template-columns: repeat(7, 1fr); gap: 0; counter-reset: service; }
.service-step { position: relative; padding: 30px 18px 0; text-align: center; border-top: 2px solid #ddd; }
.service-step::before { counter-increment: service; content: counter(service, decimal-leading-zero); position: absolute; top: -21px; left: 50%; width: 42px; height: 42px; display: grid; place-items: center; border: 5px solid #fff; border-radius: 50%; transform: translateX(-50%); color: var(--ink); background: var(--gold); font: 700 11px/1 var(--sans); }
.service-step h3 { margin: 16px 0 7px; font-size: 16px; line-height: 1.3; }
.service-step p { margin: 0; color: var(--muted); font-family: var(--serif); font-size: 12px; line-height: 1.5; }

/* Blog, cases */
.content-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.story-card { border: 1px solid var(--line); background: #fff; transition: box-shadow .25s ease, transform .25s ease; }
.story-card:hover { transform: translateY(-5px); box-shadow: 0 18px 45px rgba(15,25,35,.12); }
.story-image { aspect-ratio: 16/10; overflow: hidden; background: #eee; }
.story-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.story-card:hover img { transform: scale(1.05); }
.story-body { padding: 26px 28px 30px; }
.story-meta { color: var(--gold-deep); font: 700 11px/1 var(--sans); letter-spacing: .09em; text-transform: uppercase; }
.story-body h3 { margin: 11px 0 14px; font-size: 22px; line-height: 1.35; }
.story-body p { margin: 0 0 18px; color: var(--muted); font-family: var(--serif); font-size: 14px; }

/* CTA + footer */
.cta-band { padding: 56px 0; background: var(--gold); }
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 40px; }
.cta-inner h2 { margin: 0 0 6px; font-size: clamp(28px,4vw,44px); }
.cta-inner p { margin: 0; font-family: var(--serif); }
.site-footer { color: #fff; background: #0b121a; }
.footer-main { padding: 76px 0 55px; display: grid; grid-template-columns: 1.45fr .65fr 1fr 1fr; gap: 55px; }
.footer-logo { height: 58px; display: flex; align-items: center; gap: 11px; margin-bottom: 22px; }
.footer-logo img { width: auto; height: 50px; object-fit: contain; }
.footer-logo span { display: flex; flex-direction: column; color: #fff; font-family: Arial, Helvetica, sans-serif; font-size: 22px; font-weight: 700; letter-spacing: .08em; line-height: .85; }
.footer-logo small { margin-top: 7px; font-size: 9px; letter-spacing: .42em; line-height: 1; }
.footer-about p, .footer-contact p { color: rgba(255,255,255,.62); font-family: var(--serif); font-size: 14px; }
.site-footer h3 { margin: 8px 0 24px; font-size: 20px; }
.footer-links { margin: 0; padding: 0; list-style: none; }
.footer-links li { margin: 11px 0; }
.footer-links a { color: rgba(255,255,255,.64); font-family: var(--serif); font-size: 14px; }
.footer-links a:hover { color: var(--gold); }
.footer-contact a { color: rgba(255,255,255,.78); }
.footer-search { display: flex; border: 1px solid rgba(255,255,255,.28); }
.footer-search input { min-width: 0; width: 100%; padding: 12px 14px; border: 0; outline: 0; color: #fff; background: transparent; }
.footer-search button { width: 54px; border: 0; color: var(--ink); background: var(--gold); cursor: pointer; }
.footer-bottom { padding: 20px 0; border-top: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.5); font: 12px/1.5 var(--serif); }
.footer-bottom-inner { display: flex; justify-content: space-between; gap: 20px; }
.whatsapp-float { position: fixed; right: 26px; bottom: 26px; z-index: 40; width: 58px; height: 58px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: #25d366; box-shadow: 0 10px 30px rgba(0,0,0,.22); transition: transform .2s ease; }
.whatsapp-float:hover { transform: scale(1.07); }
.whatsapp-float svg { width: 28px; }

/* Inner pages */
.page-hero { padding: 100px 0 88px; color: #fff; background: linear-gradient(120deg,var(--navy),#273b4e); }
.page-hero h1 { margin: 0; font-size: clamp(44px,6vw,72px); line-height: 1; }
.breadcrumbs { margin-top: 18px; color: rgba(255,255,255,.6); font: 13px/1.3 var(--serif); }
.archive-wrap { padding: 85px 0 100px; }
.single-product { padding: 85px 0 110px; }
.single-product-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 70px; align-items: start; }
.single-main-image { aspect-ratio: 1/1; overflow: hidden; background: #f3f3f1; }
.single-main-image img { width: 100%; height: 100%; object-fit: cover; }
.product-thumbs { margin-top: 14px; display: grid; grid-template-columns: repeat(5,1fr); gap: 10px; }
.product-thumb { padding: 0; aspect-ratio: 1; overflow: hidden; border: 2px solid transparent; background: #f1f1ef; cursor: pointer; transition: border-color .2s ease, transform .2s ease; }
.product-thumb:hover, .product-thumb.is-active { border-color: var(--gold-deep); transform: translateY(-2px); }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-detail-gallery { background: #fff; }
.detail-image-grid { max-width: 960px; margin-inline: auto; display: grid; grid-template-columns: repeat(2,1fr); gap: 22px; align-items: start; }
.detail-image-grid img { width: 100%; background: #f4f4f2; }
.single-product-copy { position: sticky; top: 120px; }
.single-product-copy h1 { margin: 7px 0 16px; font-size: clamp(36px,4vw,54px); line-height: 1.1; }
.single-product-copy .lead { color: var(--muted); font-family: var(--serif); font-size: 17px; }
.spec-list { margin: 28px 0 34px; border-top: 1px solid var(--line); }
.spec-row { padding: 13px 0; display: grid; grid-template-columns: 140px 1fr; gap: 18px; border-bottom: 1px solid var(--line); font-family: var(--serif); font-size: 14px; }
.spec-row strong { color: #333; }
.single-content { padding: 0 0 100px; }
.single-content .prose { max-width: 860px; margin-inline: auto; }
.prose { font-family: var(--serif); color: #555b61; }
.prose h2, .prose h3 { color: var(--ink); font-family: var(--serif); }
.prose h2 { margin-top: 50px; font-size: 34px; }
.prose ul { padding-left: 20px; }
.contact-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 70px; }
.contact-card { padding: 38px; color: #fff; background: var(--navy); }
.contact-card h2 { margin-top: 0; font-size: 34px; }
.contact-line { padding: 18px 0; border-top: 1px solid rgba(255,255,255,.13); }
.contact-line small { display: block; margin-bottom: 4px; color: var(--gold); font: 700 10px/1 var(--sans); letter-spacing: .12em; text-transform: uppercase; }
.inquiry-form { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field-full { grid-column: 1/-1; }
.inquiry-form label { display: block; margin-bottom: 7px; font: 700 12px/1 var(--sans); letter-spacing: .04em; }
.inquiry-form input, .inquiry-form textarea { width: 100%; border: 1px solid #d9d9d5; padding: 13px 14px; outline: none; background: #fff; }
.inquiry-form input:focus, .inquiry-form textarea:focus { border-color: var(--gold-deep); box-shadow: 0 0 0 3px rgba(242,194,79,.18); }
.inquiry-form textarea { min-height: 145px; resize: vertical; }
.notice { margin-bottom: 20px; padding: 14px 18px; border-left: 4px solid var(--gold-deep); background: #fff8df; font-family: var(--serif); }
.empty-state { padding: 55px; text-align: center; border: 1px solid var(--line); color: var(--muted); }
.pagination { margin-top: 44px; }

/* Full source-material pages */
.about-page-intro { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 70px; }
.about-page-intro h2, .company-story-grid h2, .certification-block h2 { margin-top: 0; font-size: clamp(34px,4vw,52px); line-height: 1.12; }
.about-page-intro > img { width: 100%; min-height: 480px; object-fit: cover; }
.company-values { margin: 80px 0; display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.company-values article { min-height: 280px; padding: 38px 32px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.company-values span { color: var(--gold-deep); font-size: 40px; font-weight: 700; }
.company-values h3 { margin: 44px 0 10px; font-size: 24px; }
.company-values p { color: var(--muted); font-family: var(--serif); }
.company-story-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 70px; }
.company-story-grid > img { width: 100%; min-height: 500px; object-fit: cover; }
.certification-block { margin-top: 90px; padding: 50px; display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; gap: 50px; color: #fff; background: var(--navy); }
.certification-block img { width: 100%; background: #fff; }
.service-detail-list { border-top: 1px solid var(--line); }
.service-detail { padding: 38px 0; display: grid; grid-template-columns: 110px 1fr; gap: 34px; border-bottom: 1px solid var(--line); }
.service-index { color: var(--gold-deep); font-size: 48px; font-weight: 700; line-height: 1; }
.service-detail h3 { margin: 0 0 10px; font-size: 26px; }
.service-detail p { max-width: 920px; margin: 0; color: var(--muted); font-family: var(--serif); }
.faq-list { max-width: 980px; margin-inline: auto; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary { position: relative; padding: 26px 52px 26px 0; list-style: none; cursor: pointer; font-size: 22px; font-weight: 700; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 4px; top: 24px; width: 30px; height: 30px; display: grid; place-items: center; color: var(--ink); background: var(--gold); font: 700 20px/1 var(--sans); }
.faq-item[open] summary::after { content: "−"; }
.faq-item > div { padding: 0 70px 26px 0; color: var(--muted); font-family: var(--serif); }
.faq-item p { margin: 0; }

/* Reveal effects */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  .header-inner { grid-template-columns: 210px 1fr auto; }
  .brand { width: 200px; }
  .main-nav a { padding-inline: 10px; }
  .hero-art { right: -10%; width: 61%; opacity: .78; }
  .product-grid { grid-template-columns: repeat(3,1fr); }
  .taxonomy-directory { grid-template-columns: repeat(2,1fr); }
  .advantages-grid { grid-template-columns: repeat(2,1fr); }
  .service-steps { grid-template-columns: repeat(4,1fr); row-gap: 55px; }
  .about-grid { gap: 45px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .container { width: min(calc(100% - 30px), var(--container)); }
  .topbar p { display: none; }
  .topbar-inner { justify-content: center; }
  .header-inner { min-height: 72px; grid-template-columns: 1fr auto; }
  .brand { width: 170px; height: 52px; gap: 9px; }
  .brand-icon { height: 40px; }
  .brand-text { font-family: Arial, Helvetica, sans-serif; font-size: 20px; }
  .brand-text small { margin-top: 5px; font-size: 8px; }
  .menu-trigger { display: grid; }
  .menu-trigger { border: 1px solid #e2b43f; background: var(--gold); }
  .main-nav { position: fixed; inset: 110px 0 0; padding: 18px 24px 40px; overflow: auto; visibility: hidden; opacity: 0; background: #fff; transition: .2s ease; }
  .menu-open .main-nav { visibility: visible; opacity: 1; }
  .main-nav > ul { display: block; }
  .main-nav a { padding: 16px 0; border-bottom: 1px solid var(--line); color: var(--ink); font-size: 16px; }
  .main-nav a:hover, .main-nav .current-menu-item > a { color: var(--gold-deep); }
  .main-nav > ul > li > a::after { display: none; }
  .nav-mega { position: static; width: auto; padding: 18px; display: grid; visibility: visible; opacity: 1; transform: none; box-shadow: none; }
  .header-actions .search-trigger { display: none; }
  .header-actions { position: absolute; top: 14px; right: 0; z-index: 3; }
  .language-switch { position: static; min-width: 0; gap: 3px; justify-content: flex-end; font-size: 10px; }
  .hero, .hero-inner { min-height: 690px; }
  .hero-inner { display: block; }
  .hero-copy { padding-top: 76px; }
  .hero-copy p { max-width: 520px; }
  .hero-art { top: 20%; right: -25%; bottom: 1%; width: 78%; opacity: .5; }
  .hero-stats-inner { grid-template-columns: 1fr; padding: 12px 0; }
  .stat { padding: 4px 0; border: 0; }
  .category-showcase, .about-grid, .single-product-grid, .contact-grid { grid-template-columns: 1fr; }
  .about-page-intro, .company-story-grid, .certification-block { grid-template-columns: 1fr; }
  .company-values { grid-template-columns: 1fr; }
  .category-card:first-child { grid-row: auto; min-height: 500px; }
  .about-media-main { min-height: 420px; }
  .single-product-copy { position: static; }
  .content-grid { grid-template-columns: repeat(2,1fr); }
  .service-steps { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 620px) {
  .section { padding: 72px 0; }
  .topbar-contact { width: 100%; justify-content: space-between; gap: 10px; font-size: 11px; }
  .main-nav { inset-top: 110px; }
  .topbar-contact a:last-child { display: none; }
  .topbar-contact { justify-content: flex-start; }
  .hero-copy { max-width: 100%; }
  .hero h1 { max-width: 345px; font-size: 40px; line-height: 1.03; overflow-wrap: anywhere; }
  .lang-zh .hero h1 { max-width: 330px; font-size: 38px; line-height: 1.18; letter-spacing: -.02em; }
  .hero p { font-size: 15px; }
  .hero-copy p { color: #fff; text-shadow: 0 2px 12px rgba(0,0,0,.7); }
  .hero-art { top: 38%; right: -42%; width: 102%; }
  .hero-actions { gap: 10px; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { display: none; }
  .product-grid, .content-grid, .advantages-grid { grid-template-columns: 1fr; }
  .taxonomy-directory { grid-template-columns: 1fr; }
  .product-grid { gap: 34px; }
  .category-card, .category-card:first-child { min-height: 410px; }
  .category-card:first-child img { padding: 18px; }
  .about-media-main { width: 100%; min-height: 350px; }
  .about-media-inset { display: none; }
  .about-experience { top: auto; right: 12px; bottom: 12px; }
  .service-steps { grid-template-columns: 1fr; row-gap: 50px; }
  .service-step { text-align: left; padding-left: 0; }
  .service-step::before { left: 20px; }
  .cta-inner { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 34px; }
  .footer-bottom-inner { display: block; }
  .inquiry-form { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .whatsapp-float { right: 16px; bottom: 16px; }
  .product-thumbs { grid-template-columns: repeat(4,1fr); }
  .detail-image-grid { grid-template-columns: 1fr; }
  .service-detail { grid-template-columns: 62px 1fr; gap: 18px; }
  .service-index { font-size: 34px; }
  .certification-block { padding: 28px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}