/* 铰链.cn | 全站样式表
   设计基线：工业深蓝 + 黄铜点缀 + 大留白，系统字体栈，零外部依赖
   断点：1024 / 768 / 480，移动端触控区 >= 44px
*/
:root {
  --navy: #0f2c4c;
  --navy-deep: #0a203a;
  --blue: #1b4f8c;
  --blue-mid: #2f6fb5;
  --blue-soft: #eaf1f9;
  --brass: #b87b32;
  --brass-light: #d9a55c;
  --ink: #172433;
  --muted: #5f7083;
  --line: #e2e8ef;
  --bg: #f5f7fa;
  --white: #fff;
  --radius: 6px;
  --radius-lg: 10px;
  --shadow: 0 6px 24px rgba(15, 44, 76, .08);
  --shadow-hover: 0 14px 36px rgba(15, 44, 76, .14);
  --maxw: 1200px;
  --header-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Hiragino Sans GB", "Source Han Sans SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; }
a { color: var(--blue); text-decoration: none; transition: color .2s; }
a:hover { color: var(--brass); }
h1, h2, h3, h4 { margin: 0; font-weight: 700; line-height: 1.35; letter-spacing: .01em; }
h1 { font-size: clamp(30px, 4.4vw, 48px); }
h2 { font-size: clamp(24px, 3vw, 34px); }
h3 { font-size: 19px; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.4em; }
li { margin-bottom: .45em; }
:focus-visible { outline: 3px solid var(--brass-light); outline-offset: 3px; }
.skip-link { position: absolute; left: -9999px; top: 0; background: var(--navy); color: #fff; padding: 10px 16px; z-index: 999; }
.skip-link:focus { left: 12px; top: 12px; }

.container { width: min(100% - 40px, var(--maxw)); margin-inline: auto; }
.section { padding: 84px 0; }
.section--tight { padding: 60px 0; }
.section--gray { background: var(--bg); }
.section--navy { background: var(--navy); color: #fff; }
.text-center { text-align: center; }
.eyebrow { display: inline-block; color: var(--brass); font-size: 12px; font-weight: 700; letter-spacing: .22em; text-transform: uppercase; margin-bottom: 12px; }
.section-head { max-width: 720px; margin: 0 auto 46px; }
.section-head p { color: var(--muted); margin: 14px 0 0; font-size: 16px; }
.section--navy .section-head p { color: #c3d3e4; }
.section--navy .eyebrow { color: var(--brass-light); }
.section-head h2::after { content: ""; display: block; width: 44px; height: 3px; background: var(--brass); margin: 18px 0 0; }
.section-head.text-center h2::after { margin-inline: auto; }

/* ---------- 顶部工具条 ---------- */
.topbar { background: var(--navy-deep); color: #c9d8e8; font-size: 13px; }
.topbar .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 38px; flex-wrap: wrap; }
.topbar a { color: #e6eef7; }
.topbar a:hover { color: var(--brass-light); }
.topbar-right { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.topbar .tel { font-weight: 700; letter-spacing: .02em; color: #fff; }

/* ---------- 导航 ---------- */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.97); border-bottom: 1px solid var(--line); backdrop-filter: saturate(180%) blur(8px); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: var(--header-h); }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--navy); flex-shrink: 0; }
.brand:hover { color: var(--navy); }
.brand-mark { width: 36px; height: 36px; flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-size: 21px; font-weight: 800; letter-spacing: .02em; }
.brand-sub { font-size: 10px; letter-spacing: .16em; color: var(--muted); text-transform: uppercase; margin-top: 4px; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a { position: relative; padding: 10px 15px; color: #35485d; font-size: 15px; font-weight: 600; border-radius: 4px; }
.nav a:hover { color: var(--blue); background: var(--blue-soft); }
.nav a[aria-current="page"] { color: var(--blue); }
.nav a[aria-current="page"]::after { content: ""; position: absolute; left: 15px; right: 15px; bottom: 2px; height: 2px; background: var(--brass); }
.header-cta { display: inline-flex; }
.nav-toggle { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; background: none; border: 1px solid var(--line); border-radius: 6px; cursor: pointer; padding: 0; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after { display: block; width: 20px; height: 2px; background: var(--navy); position: relative; transition: transform .25s, opacity .2s; }
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------- 按钮 ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 24px; border: 1px solid transparent; border-radius: var(--radius); font-size: 15px; font-weight: 700; cursor: pointer; transition: transform .18s, background .2s, border-color .2s, box-shadow .2s; text-align: center; }
.btn:hover { transform: translateY(-2px); color: inherit; }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 6px 16px rgba(27,79,140,.22); }
.btn-primary:hover { background: #173f70; color: #fff; }
.btn-brass { background: var(--brass); color: #fff; }
.btn-brass:hover { background: #a06a29; color: #fff; }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.55); }
.btn-ghost:hover { background: rgba(255,255,255,.1); color: #fff; }
.btn-outline { background: #fff; color: var(--blue); border-color: var(--line); }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }
.btn-sm { min-height: 40px; padding: 0 18px; font-size: 14px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- 首页 Hero ---------- */
.hero { position: relative; overflow: hidden; background: linear-gradient(115deg, var(--navy-deep) 0%, var(--navy) 52%, #16406e 100%); color: #fff; }
.hero::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 46px 46px; mask-image: linear-gradient(90deg, transparent, #000 60%); pointer-events: none; }
.hero-inner { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; padding: 92px 0 96px; }
.hero-tag { display: inline-flex; align-items: center; gap: 8px; border: 1px solid rgba(217,165,92,.55); color: var(--brass-light); border-radius: 999px; padding: 5px 14px; font-size: 13px; letter-spacing: .08em; margin-bottom: 24px; white-space: nowrap; }
.hero-tag svg { width: 15px; height: 15px; flex-shrink: 0; }
.hero h1 { color: #fff; margin-bottom: 20px; letter-spacing: .02em; }
.hero h1 em { font-style: normal; color: var(--brass-light); }
.hero-lead { color: #cfdeee; font-size: 17px; max-width: 560px; margin-bottom: 32px; }
.hero-points { display: flex; gap: 26px; flex-wrap: wrap; margin: 36px 0 0; padding: 24px 0 0; border-top: 1px solid rgba(255,255,255,.14); list-style: none; }
.hero-points li { display: flex; align-items: center; gap: 9px; margin: 0; color: #e3edf7; font-size: 14px; }
.hero-points svg { width: 17px; height: 17px; color: var(--brass-light); flex-shrink: 0; }
.hero-visual { position: relative; }
.hero-visual .drawing { background: rgba(255,255,255,.045); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius-lg); padding: 18px; backdrop-filter: blur(2px); }
.hero-visual svg { width: 100%; height: auto; display: block; }
.hero-badge { position: absolute; right: -10px; bottom: -20px; background: var(--brass); color: #fff; border-radius: var(--radius); padding: 12px 18px; font-size: 13px; font-weight: 700; box-shadow: var(--shadow); line-height: 1.4; }
.hero .btn-ghost { color: #fff; }

/* ---------- 能力条 ---------- */
.trustbar { background: #fff; border-bottom: 1px solid var(--line); }
.trustbar .container { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-item { display: flex; align-items: center; gap: 14px; padding: 28px 18px; border-right: 1px solid var(--line); }
.trust-item:last-child { border-right: 0; }
.trust-icon { width: 42px; height: 42px; flex-shrink: 0; display: grid; place-items: center; border-radius: 8px; background: var(--blue-soft); color: var(--blue); }
.trust-icon svg { width: 22px; height: 22px; }
.trust-item strong { display: block; font-size: 15px; color: var(--navy); }
.trust-item span { display: block; font-size: 13px; color: var(--muted); line-height: 1.5; }

/* ---------- 卡片栅格 ---------- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; transition: transform .22s, box-shadow .22s, border-color .22s; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: #cbd9e8; }
.card-body { padding: 24px; }
.card-body h3 { margin-bottom: 10px; }
.card-body p { color: var(--muted); font-size: 14.5px; margin-bottom: 16px; }
.card-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 700; }
.card-link::after { content: "→"; transition: transform .2s; }
.card-link:hover::after { transform: translateX(4px); }
.figure { background: linear-gradient(145deg, #f3f6fa, #e8eef5); border-bottom: 1px solid var(--line); padding: 22px; display: grid; place-items: center; min-height: 178px; }
.figure svg { width: 100%; max-width: 230px; height: auto; display: block; }
.figure--plain { background: #fff; min-height: 0; padding: 0; border: 0; }
.card-tag { display: inline-block; background: var(--blue-soft); color: var(--blue); font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; margin-bottom: 12px; }

/* ---------- 应用场景 ---------- */
.scene-item { display: flex; gap: 16px; padding: 22px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.scene-icon { width: 46px; height: 46px; flex-shrink: 0; border-radius: 8px; background: var(--blue-soft); color: var(--blue); display: grid; place-items: center; }
.scene-icon svg { width: 24px; height: 24px; }
.scene-item strong { display: block; color: var(--navy); margin-bottom: 4px; }
.scene-item span { font-size: 13.5px; color: var(--muted); line-height: 1.6; display: block; }

/* ---------- 优势 / 关于速览 ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.split-visual { border-radius: var(--radius-lg); overflow: hidden; background: linear-gradient(140deg, var(--navy), #1c4e82); padding: 30px; min-height: 340px; display: grid; place-items: center; }
.split-visual svg { width: 100%; max-width: 400px; }
.advantage { display: flex; gap: 18px; padding: 18px 0; border-bottom: 1px dashed var(--line); }
.advantage:last-child { border-bottom: 0; }
.advantage-num { font-size: 26px; font-weight: 800; color: var(--brass); line-height: 1; min-width: 48px; }
.advantage h3 { font-size: 17px; margin-bottom: 5px; }
.advantage p { color: var(--muted); font-size: 14.5px; margin: 0; }

/* ---------- 内页页头 ---------- */
.page-hero { background: linear-gradient(120deg, #eef4fb, #f7f9fc); border-bottom: 1px solid var(--line); padding: 54px 0 48px; }
.page-hero h1 { color: var(--navy); font-size: clamp(28px, 3.6vw, 40px); margin-bottom: 12px; }
.page-hero p { color: var(--muted); max-width: 760px; margin: 0; font-size: 16px; }
.breadcrumb { font-size: 13px; color: var(--muted); margin-bottom: 18px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb span { margin: 0 8px; color: #a9b7c6; }

/* ---------- 筛选 ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 34px; }
.filter-btn { min-height: 40px; padding: 0 18px; border: 1px solid var(--line); background: #fff; color: #40556b; border-radius: 999px; font-size: 14px; font-weight: 600; cursor: pointer; font-family: inherit; transition: all .2s; }
.filter-btn:hover { border-color: var(--blue); color: var(--blue); }
.filter-btn.is-active { background: var(--blue); border-color: var(--blue); color: #fff; }
.filter-btn:focus-visible { outline-offset: 2px; }
.is-hidden { display: none !important; }

/* ---------- 产品中心逐类区块 ---------- */
.pblock { display: grid; grid-template-columns: 300px 1fr; }
.pblock > .figure { border-bottom: 0; border-right: 1px solid var(--line); min-height: 290px; }
.pblock > .card-body { padding: 30px 34px; }
.prose .lead { font-size: 17px; line-height: 1.9; color: #33485f; background: #f6f9fd; border-left: 4px solid var(--brass); border-radius: 0 var(--radius) var(--radius) 0; padding: 18px 22px; margin-bottom: 30px; }

/* ---------- 产品参数 / 表格 ---------- */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 22px 0 30px; border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; min-width: 560px; font-size: 14.5px; background: #fff; }
caption { text-align: left; padding: 14px 18px; font-weight: 700; color: var(--navy); background: var(--bg); border-bottom: 1px solid var(--line); }
th, td { padding: 12px 18px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { background: var(--navy); color: #fff; font-weight: 600; white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:nth-child(even) { background: #fafcfe; }
td:first-child { color: var(--navy); font-weight: 600; white-space: nowrap; }

/* ---------- 正文排版 ---------- */
.prose { max-width: 820px; }
.prose h2 { font-size: 25px; color: var(--navy); margin: 42px 0 16px; padding-left: 14px; border-left: 4px solid var(--brass); }
.prose h3 { font-size: 19px; color: var(--navy); margin: 28px 0 12px; }
.prose p, .prose li { color: #3c4e61; font-size: 16px; line-height: 1.9; }
.prose ul, .prose ol { margin-bottom: 1.4em; }
.prose strong { color: var(--navy); }
.note { background: var(--blue-soft); border-left: 4px solid var(--blue); padding: 16px 20px; border-radius: 0 var(--radius) var(--radius) 0; margin: 24px 0; font-size: 14.5px; color: #33506e; }
.article-meta { display: flex; flex-wrap: wrap; gap: 18px; color: var(--muted); font-size: 13.5px; margin-bottom: 30px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }

/* ---------- 新闻卡片 ---------- */
.news-card { display: flex; flex-direction: column; }
.news-card .figure { min-height: 150px; }
.news-date { font-size: 13px; color: var(--brass); font-weight: 700; letter-spacing: .04em; }
.news-card h3 { font-size: 18px; line-height: 1.5; margin: 8px 0 10px; }
.news-card h3 a { color: var(--navy); }
.news-card h3 a:hover { color: var(--blue); }
.news-card p { color: var(--muted); font-size: 14px; flex: 1; }
.news-card .card-body { display: flex; flex-direction: column; flex: 1; }

/* ---------- 工艺流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; counter-reset: step; }
.step { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 18px 22px; }
.step::before { counter-increment: step; content: "0" counter(step); display: block; font-size: 13px; font-weight: 800; letter-spacing: .1em; color: var(--brass); margin-bottom: 14px; }
.step h3 { font-size: 16px; margin-bottom: 8px; }
.step p { font-size: 13.5px; color: var(--muted); margin: 0; }

/* ---------- FAQ ---------- */
.faq { max-width: 860px; margin-inline: auto; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 12px; overflow: hidden; }
.faq summary { padding: 16px 20px 16px 46px; font-weight: 700; color: var(--navy); cursor: pointer; position: relative; list-style: none; min-height: 52px; display: flex; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "+"; position: absolute; left: 18px; top: 50%; transform: translateY(-50%); width: 20px; height: 20px; border-radius: 50%; background: var(--blue-soft); color: var(--blue); display: grid; place-items: center; font-size: 15px; line-height: 1; }
.faq details[open] summary::before { content: "−"; background: var(--blue); color: #fff; }
.faq details > div { padding: 0 20px 18px 46px; color: #40556b; font-size: 15px; }
.faq details > div p:last-child { margin-bottom: 0; }

/* ---------- CTA 通栏 ---------- */
.cta-band { background: linear-gradient(115deg, var(--navy), #1a4a80); color: #fff; padding: 56px 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.cta-inner h2 { color: #fff; font-size: clamp(22px, 2.6vw, 30px); margin-bottom: 8px; }
.cta-inner p { color: #c9dbea; margin: 0; font-size: 15px; }

/* ---------- 联系页 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; align-items: start; }
.contact-card { display: flex; gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.contact-card:last-child { border-bottom: 0; }
.contact-icon { width: 44px; height: 44px; flex-shrink: 0; border-radius: 8px; background: var(--blue-soft); color: var(--blue); display: grid; place-items: center; }
.contact-icon svg { width: 22px; height: 22px; }
.contact-card span { display: block; font-size: 13px; color: var(--muted); margin-bottom: 3px; }
.contact-card strong { font-size: 18px; color: var(--navy); word-break: break-all; }
.form-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: 14px; font-weight: 700; color: var(--navy); }
.field label em { color: var(--brass); font-style: normal; }
.field input, .field select, .field textarea { width: 100%; min-height: 46px; padding: 10px 13px; border: 1px solid var(--line); border-radius: var(--radius); font: inherit; font-size: 15px; color: var(--ink); background: #fcfdff; transition: border-color .2s, box-shadow .2s; }
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(27,79,140,.12); }
.form-hint { font-size: 12.5px; color: var(--muted); margin: 14px 0 0; }
.form-msg { display: none; margin-top: 16px; padding: 12px 16px; border-radius: var(--radius); background: var(--blue-soft); color: var(--navy); font-size: 14px; }
.form-msg.is-show { display: block; }

/* ---------- 相关链接 ---------- */
.related-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.related-links a { display: inline-block; padding: 8px 15px; border: 1px solid var(--line); border-radius: 999px; font-size: 14px; background: #fff; }
.related-links a:hover { border-color: var(--blue); background: var(--blue-soft); }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--navy-deep); color: #b9cadd; padding: 62px 0 0; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.25fr; gap: 42px; padding-bottom: 44px; }
.site-footer h3 { color: #fff; font-size: 16px; margin-bottom: 20px; }
.site-footer p { color: #9db2c9; line-height: 1.85; font-size: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 10px; }
.site-footer a { color: #b9cadd; }
.site-footer a:hover { color: var(--brass-light); }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; color: #fff; }
.footer-brand .brand-mark { width: 32px; height: 32px; }
.footer-brand .brand-name { font-size: 19px; }
.footer-contact li { display: flex; gap: 10px; }
.footer-contact svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 5px; color: var(--brass-light); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 20px 0; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px; color: #8ba2ba; }
.footer-bottom a { color: #8ba2ba; }

/* ---------- 404 ---------- */
.error-page { min-height: 60vh; display: grid; place-items: center; text-align: center; padding: 80px 20px; }
.error-code { font-size: clamp(80px, 16vw, 150px); font-weight: 800; line-height: 1; color: var(--blue-soft); letter-spacing: -.04em; }

/* ---------- 入场动画 ---------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero-inner { gap: 32px; padding: 70px 0 76px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .split { gap: 36px; }
}
@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; }
  .header-cta { display: none; }
  .nav { position: absolute; top: var(--header-h); left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); flex-direction: column; align-items: stretch; gap: 0; padding: 10px 20px 18px; display: none; }
  .nav.is-open { display: flex; }
  .nav a { padding: 13px 8px; border-bottom: 1px solid #f0f3f7; font-size: 15.5px; min-height: 46px; display: flex; align-items: center; }
  .nav a[aria-current="page"]::after { display: none; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { max-width: 460px; margin-inline: auto; }
  .hero-badge { right: 0; }
  .split, .contact-grid { grid-template-columns: 1fr; gap: 34px; }
  .pblock { grid-template-columns: 1fr; }
  .pblock > .figure { border-right: 0; border-bottom: 1px solid var(--line); min-height: 200px; }
  .pblock > .card-body { padding: 24px; }
  .split-visual { min-height: 260px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .trustbar .container { grid-template-columns: repeat(2, 1fr); }
  .trust-item:nth-child(2) { border-right: 0; }
  .trust-item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}
@media (max-width: 640px) {
  .section { padding: 58px 0; }
  .section--tight { padding: 46px 0; }
  .container { width: min(100% - 28px, var(--maxw)); }
  .topbar { display: none; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .trustbar .container { grid-template-columns: 1fr; }
  .trust-item { border-right: 0; border-bottom: 1px solid var(--line); padding: 18px 4px; }
  .trust-item:last-child { border-bottom: 0; }
  .steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .form-grid { grid-template-columns: 1fr; }
  .form-box { padding: 22px; }
  .hero-points { gap: 12px 20px; }
  .page-hero { padding: 38px 0 34px; }
  .table-wrap { margin-inline: -2px; }
  .prose h2 { font-size: 22px; }
}
@media (max-width: 480px) {
  body { font-size: 15.5px; }
  .brand-name { font-size: 19px; }
  .brand-sub { font-size: 9px; }
  .btn { width: 100%; }
  .btn-row { flex-direction: column; }
  .filter-btn { padding: 0 14px; font-size: 13.5px; }
  .figure { min-height: 150px; }
  .section-head { margin-bottom: 32px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}
@media print {
  .topbar, .site-header, .site-footer, .cta-band, .nav-toggle, .filters { display: none !important; }
}