/* 仪能电机官网 · 样稿样式
   色彩取自公司 logo：主蓝 + 点缀红（红只用在极少数强调处） */
:root {
  --blue: #1f3d99;
  --blue-600: #2a4fbf;
  --blue-50: #eef2fb;
  --navy: #0b1638;
  --navy-2: #12224f;
  --red: #e1261c;
  --ink: #0f172a;
  --text: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-soft: #f5f7fb;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 8px 24px rgba(15, 23, 42, .06);
  --wrap: 1200px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
          "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
/* 锚点定位时给吸顶页头（72px）和子导航留位置，标题不被盖住 */
[id] { scroll-margin-top: 88px; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.7 var(--font); -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { color: var(--ink); margin: 0; line-height: 1.3; font-weight: 700; }
p { margin: 0; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.num { font-variant-numeric: tabular-nums; }

/* ---------- 中英切换 ---------- */
html[lang="en"] .zh, html[lang="zh-CN"] .en { display: none !important; }

/* ---------- 顶栏 ---------- */
/* 页头工具区：语言切换 + 电话 + 询价（原深色顶栏已取消，2026-10-21） */
.h-tools { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.lang-switch { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: 999px; padding: 2px; }
.lang-switch button { background: none; border: 0; font: inherit; font-size: 12.5px; color: var(--muted); padding: 3px 9px; border-radius: 999px; cursor: pointer; line-height: 1.4; }
.lang-switch button:hover { color: var(--blue); }
.lang-switch button[aria-pressed="true"] { background: var(--blue-50); color: var(--blue); font-weight: 700; }
.h-phone { display: inline-flex; align-items: center; gap: 6px; color: var(--ink); font-weight: 700; font-size: 15px; white-space: nowrap; }
.h-phone svg { width: 18px; height: 18px; color: var(--blue); flex-shrink: 0; }
.h-phone:hover { color: var(--blue); }

.header {
  position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96);
  backdrop-filter: saturate(1.4) blur(8px); border-bottom: 1px solid var(--line);
}
.header .wrap { display: flex; align-items: center; height: 72px; gap: 24px; max-width: 1280px; }
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand img { height: 44px; width: auto; }
.brand-text b { display: block; color: var(--ink); font-size: 17px; letter-spacing: .5px; }
.brand-text small { display: block; color: var(--muted); font-size: 11px; letter-spacing: .3px; line-height: 1.3; }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a {
  padding: 8px 12px; border-radius: 6px; font-size: 15px; color: var(--text); white-space: nowrap;
}
.nav a:hover { color: var(--blue); background: var(--blue-50); }
.nav a.active { color: var(--blue); font-weight: 600; }
.nav-cta { flex-shrink: 0; }
.menu-btn { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.menu-btn span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 5px 0; border-radius: 2px; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 22px; border-radius: 6px; font-size: 15px; font-weight: 600;
  border: 1px solid transparent; cursor: pointer; transition: .15s; white-space: nowrap; font-family: inherit;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-600); }
.btn-ghost { border-color: rgba(255,255,255,.35); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,.08); }
.btn-line { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-line:hover { border-color: var(--blue); color: var(--blue); }
.btn-sm { height: 38px; padding: 0 16px; font-size: 14px; }
.arrow::after { content: "→"; transition: transform .15s; }
.btn:hover .arrow::after, a:hover > .arrow::after { transform: translateX(3px); }

/* ---------- 首屏 ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(900px 500px at 85% 20%, rgba(42,79,191,.45), transparent 60%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
}
.hero::before { /* 工业网格底纹 */
  content: ""; position: absolute; inset: 0; opacity: .5;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to right, transparent, #000 40%);
}
.hero .wrap { position: relative; display: grid; grid-template-columns: 1.25fr 1fr; gap: 56px; align-items: center; padding-top: 88px; padding-bottom: 96px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px; letter-spacing: 1px;
  color: #a9b8e6; text-transform: uppercase; font-weight: 600;
}
.eyebrow::before { content: ""; width: 18px; height: 2px; background: var(--red); }
.hero h1 { color: #fff; font-size: 48px; letter-spacing: 1px; margin: 18px 0 20px; }
html[lang="en"] .hero h1 { font-size: 44px; letter-spacing: 0; }
.hero-lead { color: #c7d0e6; font-size: 17px; max-width: 560px; }
.hero-actions { display: flex; gap: 12px; margin-top: 36px; flex-wrap: wrap; }

.badge-card {
  position: relative; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14);
  border-radius: 14px; padding: 32px; backdrop-filter: blur(4px);
}
.badge-card .label { color: #a9b8e6; font-size: 13px; letter-spacing: .5px; }
.badge-code { font-size: 72px; font-weight: 800; letter-spacing: 4px; line-height: 1; margin: 10px 0 6px; color: #fff; }
.badge-code em { font-style: normal; color: var(--red); }
.badge-card h3 { color: #fff; font-size: 18px; font-weight: 600; }
.badge-card ul { list-style: none; padding: 0; margin: 22px 0 0; border-top: 1px solid rgba(255,255,255,.12); }
.badge-card li { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.08); font-size: 14px; color: #c7d0e6; }
.badge-card li b { color: #fff; font-weight: 600; }

/* 首屏品牌卡 */
.hero-sub { color: #fff; font-size: 18px; font-weight: 600; letter-spacing: .5px; margin: -6px 0 16px; opacity: .92; }
.brand-card { padding: 28px; }
.brand-rows { list-style: none; padding: 0; margin: 14px 0 0 !important; border-top: 0 !important; }
.brand-rows li { display: flex !important; justify-content: space-between; align-items: center; gap: 16px; padding: 16px 0 !important; border-bottom: 1px solid rgba(255,255,255,.1); }
.brand-rows li:first-child { border-top: 1px solid rgba(255,255,255,.1); }
.wordmark { color: #fff; font-size: 20px; font-weight: 800; letter-spacing: .5px; line-height: 1.15; }
.wordmark small { display: block; font-size: 12px; font-weight: 500; color: #a9b8e6; letter-spacing: .5px; margin-top: 2px; }
.brand-rows .lines { font-size: 13.5px; color: #c7d0e6; text-align: right; }
.s0001 { display: flex; align-items: center; gap: 16px; margin-top: 20px; padding: 14px 16px; border-radius: 10px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); color: #a9b8e6; font-size: 12.5px; line-height: 1.5; transition: .15s; }
.s0001:hover { background: rgba(255,255,255,.1); }
.s0001 .code { font-size: 26px; font-weight: 800; color: #fff; letter-spacing: 2px; flex-shrink: 0; }
.s0001 .code em { font-style: normal; color: var(--red); }
.s0001 b { display: block; color: #fff; font-size: 14px; font-weight: 600; }
.s0001 .arrow { margin-left: auto; color: #fff; }

/* 品牌色（取自三家官网 logo）：只做识别，不抢版面 */
:root { --c-innomotics: #e0f000; --c-beide: #2f62c8; }  /* 贝得取 logo 深蓝 #1e4d97，深底上略提亮 */
.brand-rows li { position: relative; }
.brand-rows li[data-b="innomotics"] { --bc: var(--c-innomotics); }
.brand-rows li[data-b="beide"] { --bc: var(--c-beide); }
/* 整行底色，从左到右由浅及深（2026-10-21 用户选定） */
.brand-rows li[data-b] { border-radius: 6px; padding-left: 16px !important; padding-right: 16px !important; background: linear-gradient(90deg, color-mix(in srgb, var(--bc) 6%, transparent), color-mix(in srgb, var(--bc) 34%, transparent)); }
/* 品牌卡产品线可点：进对应系列详情（首页「主力产品系列」已撤，入口挪到这里） */
.brand-item li a { display: flex; align-items: center; gap: 6px; color: inherit; }
.brand-item li a::after { content: "→"; color: var(--blue); opacity: 0; transform: translateX(-4px); transition: .15s; }
.brand-item li a:hover { color: var(--blue); }
.brand-item li a:hover::after { opacity: 1; transform: none; }
/* 品牌卡：左列产品线、右列该品牌主推机型实拍（官方样本白底图，multiply 去白底） */
.brand-main { display: grid; grid-template-columns: minmax(0, 1fr) 38%; gap: 12px; align-items: center; flex: 1; margin-top: 18px; }
.brand-main ul { margin: 0 !important; align-self: start; }
.brand-shot { margin: 0; display: flex; justify-content: flex-end; }
.brand-shot img { width: 100%; max-height: 200px; object-fit: contain; mix-blend-mode: multiply; transition: transform .35s ease; }
.brand-item:hover .brand-shot img { transform: translateX(-4px) scale(1.03); }
@media (max-width: 640px) {
  .brand-main { grid-template-columns: minmax(0, 1fr) 34%; gap: 8px; }
  .brand-shot img { max-height: 120px; }
}
/* 品牌卡 logo：官网截图，tile 底色与截图背景一致 */
.logo-tile { height: 84px; border-radius: 8px; background: var(--tile); margin-bottom: 22px; overflow: hidden; border: 1px solid rgba(15,23,42,.06); }
.logo-tile img { width: 100%; height: 100%; object-fit: contain; }

/* 合作现场照片墙：左一大图 + 右侧网格 */
.moments { display: grid; grid-template-columns: 2fr 1fr 1fr; grid-auto-rows: 210px; gap: 14px; }
.moments figure { position: relative; margin: 0; border-radius: 10px; overflow: hidden; background: #0f1b33; }
.moments .m-big { grid-row: span 2; }
.moments img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s; }
.moments figure:hover img { transform: scale(1.03); }
.moments figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 26px 14px 10px; font-size: 13px; color: #fff; background: linear-gradient(transparent, rgba(5,12,28,.78)); }
.moments .m-video { background: #000; }
.moments video { width: 100%; height: 100%; object-fit: cover; display: block; }
.moments .m-video.playing video { object-fit: contain; }
.m-play { position: absolute; inset: 0; margin: auto; width: 76px; height: 76px; border-radius: 50%; border: 0; cursor: pointer; background: rgba(255,255,255,.92); box-shadow: 0 10px 30px rgba(0,0,0,.35); transition: transform .2s; }
.m-play:hover { transform: scale(1.06); }
.m-play .tri { display: block; margin-left: 30px; width: 0; height: 0; border-left: 22px solid var(--blue); border-top: 13px solid transparent; border-bottom: 13px solid transparent; }
.m-video.playing .m-play, .m-video.playing figcaption { display: none; }
@media (max-width: 1080px) { .moments { grid-template-columns: 1fr 1fr; grid-auto-rows: 180px; } .moments .m-big { grid-column: span 2; grid-row: span 2; } }
@media (max-width: 640px) { .moments { grid-template-columns: 1fr; grid-auto-rows: 200px; } .moments .m-big { grid-column: auto; grid-row: span 1; } }

/* 代理品牌 */
.brands { padding: 80px 0 88px; background: #fff; border-bottom: 1px solid var(--line); }
.brands .sec-head .eyebrow { color: var(--blue); }
.brand-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.brand-item { border: 1px solid var(--line); border-radius: 12px; padding: 28px; display: flex; flex-direction: column; transition: .2s; background: #fff; }
.brand-item:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.logo-slot { height: 72px; border-radius: 8px; border: 1.5px dashed #cfd8e6; display: flex; flex-direction: column; justify-content: center; padding: 0 18px; margin-bottom: 22px; background: var(--bg-soft); }
.logo-slot > span { font-size: 20px; font-weight: 800; color: var(--ink); letter-spacing: .5px; }
.logo-slot small { font-size: 11.5px; color: var(--muted); }
.brand-item h3 { font-size: 22px; }
.brand-item .auth { display: inline-block; align-self: flex-start; margin-top: 8px; font-size: 12.5px; font-weight: 600; color: var(--blue); background: var(--blue-50); border-radius: 4px; padding: 2px 8px; }
.brand-note { font-size: 13.5px; color: var(--muted); margin-top: 10px; }
.brand-item ul { list-style: none; padding: 0; margin: 18px 0 0; font-size: 14.5px; flex: 1; }
.brand-item li { padding: 8px 0 8px 16px; border-top: 1px dashed var(--line); position: relative; }
.brand-item li::before { content: ""; position: absolute; left: 0; top: 17px; width: 6px; height: 6px; border-radius: 1px; background: var(--blue); }
.brand-item .foot { display: flex; justify-content: space-between; align-items: center; padding-top: 18px; margin-top: 8px; border-top: 1px solid var(--line); font-size: 14px; }
.brand-item .foot a { color: var(--blue); font-weight: 600; }
.brand-item .foot .cert { color: var(--muted); font-weight: 400; }
.brand-item .foot .cert:hover { color: var(--blue); }

/* ---------- 数字条 ---------- */
.stats { border-bottom: 1px solid var(--line); background: #fff; }
.stats .wrap { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 32px 24px; border-left: 1px solid var(--line); }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat b { display: block; font-size: 34px; color: var(--ink); font-weight: 800; line-height: 1.1; }
.stat b sup { font-size: 16px; color: var(--blue); margin-left: 2px; vertical-align: top; }
.stat span { color: var(--muted); font-size: 14px; }

/* ---------- 通用版块 ---------- */
.section { padding: 96px 0; }
.section.soft { background: var(--bg-soft); }
.sec-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 48px; }
.sec-head h2 { font-size: 34px; margin-top: 10px; }
.sec-head p { color: var(--muted); max-width: 560px; margin-top: 12px; }
.sec-head .eyebrow { color: var(--blue); }

/* 业务卡片 */
.biz-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.biz {
  display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px; transition: .2s;
}
.biz:hover { border-color: var(--blue); box-shadow: var(--shadow); transform: translateY(-2px); }
.biz .ico { width: 44px; height: 44px; border-radius: 10px; background: var(--blue-50); color: var(--blue); display: grid; place-items: center; margin-bottom: 20px; }
.biz .ico svg { width: 24px; height: 24px; }
.biz h3 { font-size: 19px; margin-bottom: 10px; }
.biz p { color: var(--muted); font-size: 14.5px; flex: 1; }
.biz .more { margin-top: 20px; color: var(--blue); font-size: 14px; font-weight: 600; }
.biz.feature { background: var(--blue); border-color: var(--blue); }
.biz.feature h3, .biz.feature .more { color: #fff; }
.biz.feature p { color: #cdd8f5; }
.biz.feature .ico { background: rgba(255,255,255,.14); color: #fff; }

/* 图片占位 */
.ph {
  position: relative; display: grid; place-items: center; text-align: center;
  background:
    repeating-linear-gradient(135deg, rgba(31,61,153,.05) 0 10px, transparent 10px 20px),
    linear-gradient(180deg, #eef2fb, #e3e9f7);
  color: #6b7ba8; font-size: 13px; border-radius: 8px; padding: 16px;
}
.ph::before { content: ""; position: absolute; inset: 10px; border: 1.5px dashed rgba(31,61,153,.22); border-radius: 6px; }
.ph b { display: block; color: var(--blue); font-size: 14px; margin-bottom: 2px; }
.ph.dark { background: repeating-linear-gradient(135deg, rgba(255,255,255,.04) 0 10px, transparent 10px 20px), #16275a; color: #8fa0d0; }
.ph.dark b { color: #dbe3fa; }
.ph.dark::before { border-color: rgba(255,255,255,.18); }

/* 已放入成图时：去掉占位斜纹与虚线框，图铺满，加细边框让卡片有边界 */
.ph.has-img { padding: 0; background: #f7f8fa; overflow: hidden; border: 1px solid var(--line); }
.ph.has-img::before { display: none; }
.ph.has-img img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* 改装亮点（深色带） */
.retro {
  background: var(--navy); color: #c7d0e6; padding: 96px 0; position: relative; overflow: hidden;
}
.retro .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.retro h2 { color: #fff; font-size: 34px; margin: 10px 0 16px; }
.retro .eyebrow { color: #a9b8e6; }
.retro-list { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 28px; margin: 36px 0 40px; }
.retro-list h4 { color: #fff; font-size: 16px; margin-bottom: 6px; display: flex; gap: 10px; align-items: baseline; }
.retro-list h4 i { font-style: normal; color: var(--red); font-size: 13px; font-weight: 700; }
.retro-list p { font-size: 14px; color: #a7b3d3; }
.retro-media { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 220px 160px; gap: 12px; }
.retro-media .ph:first-child { grid-column: 1 / -1; }
/* 实拍图（取自宣传片）：铺满格子 */
.retro-media .rm { margin: 0; border-radius: 10px; overflow: hidden; background: #0f1b33; }
.retro-media .rm:first-child { grid-column: 1 / -1; }
.retro-media .rm img { width: 100%; height: 100%; object-fit: cover; display: block; }
/* 主图 = 接线盒特写（最能说明「改装」），左侧竖放跨两行；右侧上下叠车间大景、货架电机 */
.retro-media:has(.rm-main) { grid-template-columns: 1.1fr 1fr; grid-template-rows: 190px 190px; }
.retro-media .rm.rm-main { grid-column: 1; grid-row: 1 / span 2; }
.retro-media .rm-main img { object-position: 38% 30%; }
.photo-fig.photo-360 img { height: 360px; object-position: 50% 40%; }

/* 产品系列 */
.prod-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
/* 首页产品区最后一格：引到全部样本 */
.prod.prod-more { border: 0; display: flex; flex-direction: column; justify-content: flex-end; gap: 12px; padding: 28px; border-radius: 12px; background: linear-gradient(160deg, #13244a, #0b1530); color: #c7d0e6; min-height: 100%; transition: .2s; }
.prod.prod-more .eyebrow { color: #9fb4e0; }
.prod.prod-more h3 { color: #fff; font-size: 24px; line-height: 1.35; }
.prod.prod-more p { font-size: 13.5px; }
.prod.prod-more .more { color: #fff; font-weight: 600; }
.prod.prod-more:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(11,21,48,.25); }
.prod { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: .2s; display: flex; flex-direction: column; }
.prod:hover { box-shadow: var(--shadow); border-color: #cbd5e1; }
.prod .ph { height: 180px; border-radius: 0; }
.prod .ph::before { inset: 12px; }
.prod-body { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.prod .brandtag { font-size: 12px; color: var(--muted); letter-spacing: .5px; }
.prod h3 { font-size: 18px; margin: 4px 0 12px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: 12px; padding: 2px 8px; border-radius: 4px; background: var(--bg-soft); color: var(--text); border: 1px solid var(--line); }
.tag.hl { background: var(--blue-50); color: var(--blue); border-color: #d5def5; }
.prod-foot { display: flex; justify-content: space-between; align-items: center; margin-top: auto; padding-top: 18px; font-size: 14px; }
.prod-foot a { color: var(--blue); font-weight: 600; }
.prod-foot .dl { color: var(--muted); font-weight: 400; }
.prod-foot .dl:hover { color: var(--blue); }

/* 行业 */
.ind-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.ind { background: #fff; padding: 28px 24px; transition: .2s; }
.ind:hover { background: var(--blue-50); }
.ind svg { width: 30px; height: 30px; color: var(--blue); margin-bottom: 14px; }
.ind h4 { font-size: 16px; margin-bottom: 4px; }
.ind p { font-size: 13.5px; color: var(--muted); }

/* 优势 */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.why b { display: block; font-size: 13px; color: var(--red); font-weight: 700; letter-spacing: 1px; margin-bottom: 14px; }
.why h4 { font-size: 18px; margin-bottom: 8px; padding-top: 14px; border-top: 2px solid var(--ink); }
.why p { font-size: 14.5px; color: var(--muted); }

/* 客户 */
.clients { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 48px; }
.client { border: 1px solid var(--line); border-radius: 8px; padding: 18px 20px; background: #fff; }
.client small { color: var(--blue); font-size: 12px; font-weight: 600; letter-spacing: .5px; }
.client p { color: var(--ink); font-size: 15px; font-weight: 600; margin-top: 4px; }

/* 网络 */
.net-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.net { border: 1px solid var(--line); border-radius: 8px; padding: 22px; background: #fff; }
.net .city { font-size: 20px; font-weight: 700; color: var(--ink); }
.net .area { font-size: 12px; color: var(--muted); margin-left: 6px; }
.net p { font-size: 13.5px; color: var(--text); margin-top: 10px; }
.net.hq { background: var(--blue); border-color: var(--blue); grid-column: span 2; }  /* 7 张卡：总部占两格，4 列 / 2 列都能排满 */
.net.hq .city, .net.hq p { color: #fff; }
.net.hq .area { color: #cdd8f5; }
.net.plan { border-style: dashed; background: transparent; }
.net.plan .city { color: var(--muted); }

/* 询价条 */
.cta { background: linear-gradient(120deg, var(--blue), #16307d); color: #fff; padding: 64px 0; }
.cta .wrap { display: flex; justify-content: space-between; align-items: center; gap: 32px; }
.cta h2 { color: #fff; font-size: 30px; }
.cta p { color: #cdd8f5; margin-top: 8px; }
.cta .btn-primary { background: #fff; color: var(--blue); }
.cta .btn-primary:hover { background: #eef2fb; }

/* 页脚 */
.footer { background: var(--navy); color: #94a3c7; font-size: 14px; padding: 64px 0 28px; }
.footer .cols { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr 140px; gap: 32px; }
.footer h5 { color: #fff; font-size: 15px; margin: 0 0 16px; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: 8px; }
.footer a:hover { color: #fff; }
.footer .f-brand { display: flex; gap: 12px; align-items: center; margin-bottom: 18px; }
.footer .f-brand img { height: 48px; background: #fff; border-radius: 6px; padding: 4px; }
.footer .f-brand b { color: #fff; font-size: 16px; display: block; }
.footer .qr img { width: 112px; border-radius: 6px; background: #fff; padding: 6px; }
.footer .qr span { display: block; margin-top: 8px; font-size: 12px; }
.footer .bottom { margin-top: 48px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; gap: 16px; font-size: 12.5px; flex-wrap: wrap; }

/* ---------- 内页 ---------- */
.page-hero { background: linear-gradient(160deg, var(--navy), var(--navy-2)); color: #c7d0e6; padding: 72px 0 80px; position: relative; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to right, transparent, #000 50%); }
.page-hero .wrap { position: relative; display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: end; }
.crumb { font-size: 13px; color: #8fa0d0; margin-bottom: 20px; }
.crumb a:hover { color: #fff; }
.page-hero h1 { color: #fff; font-size: 42px; margin: 14px 0 16px; }
.page-hero .lead { font-size: 17px; max-width: 620px; }
.auth-chip { display: flex; gap: 18px; align-items: center; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14); border-radius: 12px; padding: 22px 24px; }
.auth-chip .code { font-size: 44px; font-weight: 800; color: #fff; letter-spacing: 3px; line-height: 1; }
.auth-chip .code em { font-style: normal; color: var(--red); }
.auth-chip p { font-size: 13.5px; line-height: 1.6; }
.auth-chip b { color: #fff; display: block; font-size: 15px; }

.subnav { position: sticky; top: 72px; z-index: 40; background: #fff; border-bottom: 1px solid var(--line); }
.subnav .wrap { display: flex; gap: 28px; overflow-x: auto; scrollbar-width: none; }
.subnav a { padding: 16px 0; font-size: 14.5px; color: var(--muted); border-bottom: 2px solid transparent; white-space: nowrap; }
.subnav a:hover, .subnav a.on { color: var(--blue); border-color: var(--blue); }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.prose h2 { font-size: 32px; margin: 10px 0 18px; }
.prose p + p { margin-top: 14px; }
.prose .eyebrow { color: var(--blue); }
.checks { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 10px; }
.checks li { padding-left: 28px; position: relative; color: var(--ink); }
.checks li::before { content: ""; position: absolute; left: 0; top: 7px; width: 16px; height: 16px; border-radius: 50%; background: var(--blue-50) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 8.2l2.2 2.2 4.8-4.8' fill='none' stroke='%231f3d99' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/16px no-repeat; }

.svc-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.svc { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; display: grid; grid-template-columns: 56px 1fr; gap: 20px; }
.svc .n { font-size: 32px; font-weight: 800; color: var(--blue); line-height: 1; opacity: .9; }
.svc h3 { font-size: 20px; margin-bottom: 10px; }
.svc p { color: var(--muted); font-size: 15px; }

.opt-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.opt { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.opt h4 { font-size: 17px; display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.opt h4 svg { width: 22px; height: 22px; color: var(--blue); }
.opt ul { list-style: none; padding: 0; margin: 0; font-size: 14.5px; }
.opt li { padding: 7px 0; border-top: 1px dashed var(--line); display: flex; justify-content: space-between; gap: 12px; }
.opt li span { color: var(--muted); font-size: 13px; text-align: right; }
.note { margin-top: 20px; font-size: 13.5px; color: var(--muted); }

.steps { display: grid; grid-template-columns: repeat(5, 1fr); counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; top: 22px; left: 10%; right: 10%; height: 2px; background: linear-gradient(90deg, var(--blue), #9fb2e6); }
.step { text-align: center; padding: 0 12px; position: relative; }
.step::before { counter-increment: s; content: counter(s, decimal-leading-zero); display: grid; place-items: center; width: 46px; height: 46px; margin: 0 auto 18px; border-radius: 50%; background: #fff; border: 2px solid var(--blue); color: var(--blue); font-weight: 800; font-size: 15px; position: relative; }
.step h4 { font-size: 16px; margin-bottom: 6px; }
.step p { font-size: 13.5px; color: var(--muted); }

.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cert .ph { aspect-ratio: 3 / 4; }
.cert h5 { font-size: 14.5px; color: var(--ink); margin: 12px 0 2px; }
.cert span { font-size: 12.5px; color: var(--muted); }

.faq { max-width: 860px; }
.faq details { border-bottom: 1px solid var(--line); padding: 20px 0; }
.faq summary { cursor: pointer; font-weight: 600; color: var(--ink); font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--blue); font-size: 22px; line-height: 1; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin-top: 12px; color: var(--muted); }

.form-wrap { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; }
.form { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; box-shadow: var(--shadow); align-items: start; }
.form label { display: grid; gap: 6px; font-size: 13.5px; color: var(--ink); font-weight: 600; }
.form .full { grid-column: 1 / -1; }
.form input, .form select, .form textarea {
  font: inherit; font-size: 15px; font-weight: 400; color: var(--ink); border: 1px solid #cfd8e6; border-radius: 6px;
  padding: 10px 12px; background: #fff; width: 100%;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid rgba(31,61,153,.25); border-color: var(--blue); }
.form textarea { min-height: 110px; resize: vertical; }
.form .chips { display: flex; flex-wrap: wrap; gap: 8px; }
.form .chips label { display: inline-flex; align-items: center; gap: 6px; font-weight: 400; border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px; cursor: pointer; font-size: 13.5px; }
.form .chips input { width: auto; margin: 0; }
.form .chips label:has(input:checked) { border-color: var(--blue); background: var(--blue-50); color: var(--blue); }
.form .actions { grid-column: 1 / -1; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.form .actions small { color: var(--muted); font-size: 12.5px; }
.contact-list { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 18px; }
.contact-list li { display: flex; gap: 14px; align-items: flex-start; }
.contact-list .ico { width: 40px; height: 40px; border-radius: 8px; background: var(--blue-50); color: var(--blue); display: grid; place-items: center; flex-shrink: 0; }
.contact-list .ico svg { width: 20px; height: 20px; }
.contact-list small { color: var(--muted); display: block; font-size: 12.5px; }
.contact-list b { color: var(--ink); font-size: 16px; }

.toast { position: fixed; left: 50%; bottom: 32px; transform: translate(-50%, 20px); background: var(--ink); color: #fff; padding: 12px 20px; border-radius: 8px; font-size: 14px; opacity: 0; pointer-events: none; transition: .25s; z-index: 100; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- 产品中心 ---------- */
.filterbar { position: sticky; top: 72px; z-index: 40; background: #fff; border-bottom: 1px solid var(--line); }
.filterbar .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 32px; padding-top: 14px; padding-bottom: 14px; }
.filter { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.flabel { font-size: 13px; color: var(--muted); margin-right: 4px; white-space: nowrap; flex-shrink: 0; }
.filter button { font: inherit; font-size: 14px; border: 1px solid var(--line); background: #fff; color: var(--text); border-radius: 999px; padding: 4px 14px; cursor: pointer; transition: .15s; }
.filter button:hover { border-color: var(--blue); color: var(--blue); }
.filter button[aria-pressed="true"] { background: var(--blue); border-color: var(--blue); color: #fff; }
.fcount { margin-left: auto; font-size: 13.5px; color: var(--muted); }
.fcount b { color: var(--ink); }
.pgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pcard { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; transition: .2s; }
.pcard:hover { box-shadow: var(--shadow); border-color: #cbd5e1; }
.pcard[hidden] { display: none; }
.pcard > .ph { height: 170px; border-radius: 0; }
/* 产品图：官方样本里抠出的白底图，统一 contain 进白色图位，不裁切产品 */
.pimg { display: block; background: #fff; border-bottom: 1px solid var(--line); padding: 14px 20px; overflow: hidden; }
.pimg img { width: 100%; height: 100%; object-fit: contain; transition: transform .35s; }
.pcard > .pimg { height: 200px; }
.prod > .pimg { height: 190px; }
.pcard:hover .pimg img, .prod:hover .pimg img { transform: scale(1.04); }
.pd-media .pimg { height: 100%; min-height: 380px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); }
.pcard-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.pcard-meta { display: flex; gap: 6px; flex-wrap: wrap; }
.pcard-meta span { font-size: 12px; color: var(--muted); }
.pcard-meta span + span::before { content: "·"; margin-right: 6px; }
.pcard h3 { font-size: 18px; margin: 4px 0 8px; }
.pcard h3 a:hover { color: var(--blue); }
.pcard p { font-size: 14px; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.keyspec { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin: 16px 0 0; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.keyspec div { padding: 8px 12px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); margin-top: -1px; margin-left: -1px; }
.keyspec dt { font-size: 11.5px; color: var(--muted); }
.keyspec dd { margin: 0; font-size: 14px; font-weight: 700; color: var(--ink); }
.empty { text-align: center; color: var(--muted); padding: 48px 0; }
.empty a { color: var(--blue); font-weight: 600; }

.help { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center; }
.help-steps { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.help-steps > div { border: 1px solid var(--line); border-radius: 10px; padding: 20px; }
.help-steps b { color: var(--red); font-size: 13px; letter-spacing: 1px; }
.help-steps h4 { font-size: 16px; margin: 6px 0 4px; }
.help-steps p { font-size: 13.5px; color: var(--muted); }

.table-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.dl-table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.dl-table th { text-align: left; font-size: 12.5px; color: var(--muted); font-weight: 600; padding: 12px 20px; border-bottom: 1px solid var(--line); background: var(--bg-soft); white-space: nowrap; }
.dl-table td { padding: 14px 20px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.dl-table tr:last-child td { border-bottom: 0; }
.dl-table td:last-child { text-align: right; }
.dl-table td b { color: var(--ink); display: block; }
.dl-table td small { color: var(--muted); font-size: 12.5px; }
.dl-table .dl-group th { background: #fff; color: var(--ink); font-size: 14px; font-weight: 700; padding: 18px 20px 8px; border-bottom: 2px solid var(--line); }
.dl-table .dl-group small { margin-left: 6px; color: var(--muted); font-weight: 400; }
.dl-table tbody tr[hidden] { display: none; }

/* 系列详情 */
.pd-hero { background: var(--bg-soft); border-bottom: 1px solid var(--line); padding: 32px 0 56px; }
.pd-hero .crumb { color: var(--muted); }
.pd-hero .crumb a:hover { color: var(--blue); }
.pd-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: stretch; }
.pd-media { min-height: 380px; }
.pd-info h1 { font-size: 34px; margin: 8px 0 14px; }
.pd-info .lead { color: var(--text); font-size: 16px; }
.pd-info .keyspec { background: #fff; margin-top: 24px; }
.pd-info .keyspec dd { font-size: 16px; }
.pd-info .hero-actions { margin-top: 28px; }
.pd-info .btn small { font-weight: 400; color: var(--muted); }
.pd-body { display: grid; grid-template-columns: 1fr 340px; gap: 56px; align-items: start; }
.pd-h { font-size: 22px; margin: 0 0 18px; }
.pd-h:not(:first-child) { margin-top: 48px; }
.spec { width: 100%; border-collapse: collapse; font-size: 15px; border-top: 2px solid var(--ink); }
.spec th { width: 32%; text-align: left; font-weight: 600; color: var(--muted); padding: 13px 16px 13px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec td { padding: 13px 0; border-bottom: 1px solid var(--line); color: var(--ink); }
.pd-side { display: grid; gap: 16px; position: sticky; top: 96px; }
.side-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; background: #fff; }
.side-card h4 { font-size: 15px; margin-bottom: 12px; }
.side-card.dark { background: var(--navy); border-color: var(--navy); color: #a7b3d3; font-size: 14px; }
.side-card.dark h4 { color: #fff; }
.side-card.dark a { display: inline-block; margin-top: 12px; color: #fff; font-weight: 600; font-size: 14px; }
.need { margin: 0; padding-left: 20px; font-size: 14px; color: var(--text); }
.need li { padding: 3px 0; }

/* ---------- 服务与方案 ---------- */
.life { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.life a { padding: 26px 24px; border-left: 1px solid var(--line); transition: .15s; position: relative; }
.life a:first-child { border-left: 0; }
.life a:hover { background: var(--blue-50); }
.life a:not(:last-child)::after { content: "›"; position: absolute; right: -8px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; background: #fff; border: 1px solid var(--line); border-radius: 50%; display: grid; place-items: center; font-size: 12px; line-height: 1; color: var(--blue); z-index: 1; }
.life b { color: var(--red); font-size: 13px; letter-spacing: 1px; }
.life h4 { font-size: 18px; margin: 6px 0 4px; }
.life p { font-size: 13.5px; color: var(--muted); }
.mini-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
.mini-stats div { border-top: 2px solid var(--ink); padding-top: 12px; }
.mini-stats b { display: block; font-size: 26px; color: var(--ink); font-weight: 800; }
.mini-stats b sup { font-size: 14px; color: var(--blue); }
.mini-stats span { font-size: 13.5px; color: var(--muted); }
.calc { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 28px; box-shadow: var(--shadow); }
.calc h4 { font-size: 17px; margin-bottom: 18px; }
.calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.calc label { display: grid; gap: 6px; font-size: 13px; font-weight: 600; color: var(--ink); }
.calc input, .calc select { font: inherit; font-size: 15px; font-weight: 400; border: 1px solid #cfd8e6; border-radius: 6px; padding: 9px 12px; width: 100%; background: #fff; color: var(--ink); }
.calc-out { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 22px 0 12px; }
.calc-out div { background: var(--blue-50); border-radius: 10px; padding: 16px; }
.calc-out span { display: block; font-size: 12.5px; color: var(--muted); }
.calc-out b { font-size: 28px; color: var(--blue); font-weight: 800; }
.calc-out small { margin-left: 4px; color: var(--muted); }
.calc-note { font-size: 12px; color: var(--muted); margin-bottom: 16px; }

.trend { margin: 24px 0 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.trend img { width: 100%; border-radius: 6px; }
.trend figcaption { font-size: 13.5px; color: var(--muted); margin-top: 12px; }
.pain { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.pain-col { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 26px; }
.pain-col h4 { font-size: 17px; margin-bottom: 8px; }
.pain-col ul { list-style: none; padding: 0; margin: 0; }
.pain-col li { display: grid; grid-template-columns: 9.5em 1fr; gap: 12px; padding: 11px 0; border-top: 1px dashed var(--line); font-size: 14px; }
html[lang="en"] .pain-col li { grid-template-columns: 12em 1fr; }
.pain-col li b { color: var(--red); font-weight: 600; }
.pain-col li span { color: var(--text); }
.sub-h { font-size: 20px; margin: 48px 0 18px; }
.six { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.six div { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 18px 16px; }
.six b { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--blue); color: #fff; font-size: 14px; margin-bottom: 10px; }
.six p { font-size: 13.5px; color: var(--ink); }
.case-main { display: grid; grid-template-columns: 1.1fr 1fr; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: #fff; }
.case-main img { width: 100%; height: 100%; object-fit: cover; min-height: 320px; }
.case-body { padding: 32px; }
.case-body h3 { font-size: 22px; margin: 12px 0 10px; }
.case-body p { color: var(--muted); font-size: 15px; }
.case-nums { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 22px 0 14px; }
.case-nums div { border-top: 2px solid var(--blue); padding-top: 10px; }
.case-nums b { display: block; font-size: 19px; color: var(--ink); font-weight: 800; }
.case-nums span { font-size: 12.5px; color: var(--muted); }
.case-body .note { display: block; margin-top: 0; font-size: 12px; }

/* ---------- 关于我们 ---------- */
.timeline { list-style: none; padding: 0; margin: 0; position: relative; max-width: 880px; }
.timeline::before { content: ""; position: absolute; left: 88px; top: 8px; bottom: 8px; width: 2px; background: var(--line); }
.timeline li { display: grid; grid-template-columns: 88px 1fr; gap: 32px; padding: 0 0 28px; position: relative; }
.timeline li::before { content: ""; position: absolute; left: 82px; top: 8px; width: 14px; height: 14px; border-radius: 50%; background: #fff; border: 3px solid var(--blue); }
.timeline .yr { font-size: 20px; font-weight: 800; color: var(--ink); line-height: 1.4; }
.timeline h4 { font-size: 17px; margin-bottom: 4px; }
.timeline p { color: var(--muted); font-size: 14.5px; }
.timeline li.hl::before { background: var(--red); border-color: var(--red); }
.timeline li.hl h4 { color: var(--red); }
.timeline li.future::before { border-style: dashed; }
.timeline li.future .yr { color: var(--muted); }
.timeline .tl-img { display: block; width: 100%; max-width: 420px; aspect-ratio: 3 / 2; object-fit: cover; border-radius: 10px; margin-top: 12px; border: 1px solid var(--line); }
/* 宣传片（关于我们）与改装页配图 */
.film, .photo-fig { margin: 0; }
.film video { width: 100%; aspect-ratio: 16 / 9; display: block; border-radius: 12px; background: #000; box-shadow: var(--shadow); }
.photo-fig img { width: 100%; height: 420px; object-fit: cover; object-position: 30% 0; display: block; border-radius: 12px; }
.film figcaption, .photo-fig figcaption { font-size: 13px; color: var(--muted); margin-top: 10px; }
.honors { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.honors div { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.honors b { display: block; font-size: 24px; color: var(--blue); font-weight: 800; margin-bottom: 8px; }
.honors p { font-size: 14.5px; color: var(--ink); }
/* 荣誉奖牌：统一墙面 + 实物投影；无实物照的用文字奖牌卡 */
.awards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 32px; }
.award { margin: 0; }
.award-wall { position: relative; aspect-ratio: 4 / 5; border-radius: 12px; display: flex; align-items: center; justify-content: center; padding: 30px 28px 36px;
  background: radial-gradient(120% 90% at 50% 30%, #ffffff 0%, #eef1f6 70%, #e6eaf1 100%); border: 1px solid var(--line); overflow: hidden; }
.award-wall img { position: absolute; inset: 0; margin: auto; max-width: calc(100% - 56px); max-height: calc(100% - 68px); width: auto; height: auto; display: block; border-radius: 2px;
  box-shadow: 0 1px 2px rgba(15,23,42,.12), 0 12px 28px -6px rgba(15,23,42,.28); transition: transform .3s; }
.award:hover .award-wall img, .award:hover .plaque { transform: translateY(-3px); }
/* 没有实物照的奖项：画成一块挂在同一面墙上的奖牌（藏青底 + 金色内框），比例与投影跟实物照一致 */
.plaque { position: absolute; inset: 0; margin: auto; height: calc(100% - 84px); max-width: calc(100% - 56px); aspect-ratio: 3 / 4; border-radius: 4px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; text-align: center; color: #e2c275;
  background: linear-gradient(160deg, #22386f 0%, #14254f 55%, #0e1a3a 100%);
  box-shadow: 0 1px 2px rgba(15,23,42,.18), 0 12px 28px -6px rgba(15,23,42,.38); transition: transform .3s; }
.plaque::before { content: ""; position: absolute; inset: 7px; border: 1px solid rgba(226,194,117,.55); border-radius: 2px; pointer-events: none; }
.plaque svg { width: 24%; height: auto; margin-bottom: 4px; }
.plaque b { font-size: clamp(18px, 2.1vw, 28px); white-space: nowrap; font-weight: 800; color: #fff; letter-spacing: 1px; line-height: 1.1; }
.plaque strong { font-size: clamp(12px, 1.15vw, 16px); font-weight: 700; letter-spacing: 2px; }
.plaque i { display: block; width: 40%; height: 1px; background: rgba(226,194,117,.5); margin: 6px 0 4px; }
.plaque small { font-size: clamp(9px, .8vw, 11px); color: #c9d3ee; letter-spacing: .5px; }
.plaque em { font-style: normal; font-size: clamp(8px, .7vw, 10px); color: rgba(226,194,117,.85); letter-spacing: 1px; margin-top: 2px; }
.award-wall:not(.award-text):not(:has(.plaque))::after { content: "图片仅供展示"; position: absolute; right: 12px; bottom: 9px; font-size: 10.5px; color: rgba(15,23,42,.28); letter-spacing: .5px; }
html[lang="en"] .award-wall:not(.award-text):not(:has(.plaque))::after { content: "For display only"; }
.award-text { flex-direction: column; gap: 6px; text-align: center; color: #e8c97a; border: 0;
  background: radial-gradient(110% 80% at 50% 25%, #23366b 0%, #13224a 60%, #0d1834 100%); }
.award-text svg { width: 54px; height: 54px; margin-bottom: 10px; }
.award-text b { font-size: 34px; font-weight: 800; color: #fff; letter-spacing: 1px; line-height: 1.1; }
.award-text strong { font-size: 19px; color: #e8c97a; font-weight: 700; letter-spacing: 2px; }
.award-text small { font-size: 13px; color: #9fb0d8; margin-top: 4px; padding-top: 10px; border-top: 1px solid rgba(232,201,122,.35); }
.award figcaption { padding: 14px 2px 0; }
.award-yr { display: inline-block; font-size: 12px; font-weight: 700; color: var(--blue); background: rgba(31,61,153,.08); border-radius: 4px; padding: 1px 8px; margin-bottom: 6px; }
.award h5 { font-size: 15.5px; color: var(--ink); margin: 0 0 3px; }
.award figcaption > span:last-child { font-size: 12.5px; color: var(--muted); }
.awards.cols-3 { grid-template-columns: repeat(3, 1fr); gap: 28px; }
a.award-wall { cursor: zoom-in; }
.award-text b.num { white-space: nowrap; }
@media (max-width: 1080px) { .awards, .awards.cols-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .plaque { height: calc(100% - 40px); max-width: calc(100% - 28px); gap: 2px; } .plaque small, .plaque em, .plaque i { display: none; } .plaque svg { width: 20%; margin-bottom: 0; } .plaque b { font-size: 17px; } .plaque strong { font-size: 11px; letter-spacing: 1px; }
  .awards { gap: 16px; } .award-wall { padding: 20px 18px 28px; } .award-text b { font-size: 26px; } .award-text strong { font-size: 15px; } }


/* 页头：宽度不够时电话只留图标；再窄（≤1080）收起导航，工具区靠右 */
@media (max-width: 1260px) {
  .h-phone span { display: none; }
  .h-phone { width: 36px; height: 36px; justify-content: center; border: 1px solid var(--line); border-radius: 50%; }
}
@media (max-width: 1199px) {
  .nav { display: none; }
  .nav.open { display: flex; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--line); padding: 8px 16px 16px; box-shadow: var(--shadow); }
  .nav.open a { padding: 12px; }
  .menu-btn { display: block; }
  .nav-cta { display: none; }
  .h-tools { margin-left: auto; gap: 10px; }
}
/* 菜单里的语言切换：只在手机上显示（手机页头放不下） */
.nav .lang-switch { display: none; }
@media (max-width: 640px) {
  .h-tools .lang-switch { display: none; }
  .nav.open .lang-switch { display: inline-flex; align-self: flex-start; margin: 8px 12px 0; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .biz-grid, .why-grid, .ind-grid, .net-grid, .clients, .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-grid, .opt-grid { grid-template-columns: repeat(2, 1fr); }
  .brand-grid { grid-template-columns: 1fr; }
  .pgrid { grid-template-columns: repeat(2, 1fr); }
  .life, .honors { grid-template-columns: repeat(2, 1fr); }
  .six { grid-template-columns: repeat(3, 1fr); }
  .pain, .case-main { grid-template-columns: 1fr; }
  .life a:nth-child(3) { border-left: 0; }
  .life a:nth-child(n+3) { border-top: 1px solid var(--line); }
  .life a::after { display: none; }
  .help, .pd-grid, .pd-body { grid-template-columns: 1fr; gap: 40px; }
  .pd-side { position: static; }
  .pd-media { min-height: 260px; }
  .fcount { margin-left: 0; }
  .hero .wrap, .retro .wrap, .two-col, .page-hero .wrap, .form-wrap { grid-template-columns: 1fr; gap: 40px; }
  .footer .cols { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr; gap: 24px; }
  .steps::before { display: none; }
  .step { display: grid; grid-template-columns: 46px 1fr; gap: 0 16px; text-align: left; }
  .step::before { margin: 0; grid-row: span 2; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 16px; }
  .header .wrap { height: 64px; gap: 12px; }
  .nav.open { top: 64px; }
  .subnav, .filterbar { top: 64px; }
  .pgrid, .help-steps, .mini-stats, .calc-grid { grid-template-columns: 1fr; }
  .honors { grid-template-columns: 1fr 1fr; }
  .six, .case-nums { grid-template-columns: 1fr 1fr; }
  .pain-col li, html[lang="en"] .pain-col li { grid-template-columns: 1fr; gap: 2px; }
  .case-body { padding: 22px; }
  .timeline::before { left: 60px; }
  .timeline li { grid-template-columns: 60px 1fr; gap: 24px; }
  .timeline li::before { left: 54px; }
  .timeline .yr { font-size: 16px; }
  .filterbar .wrap { gap: 8px; padding-top: 10px; padding-bottom: 10px; }
  .filter { flex-wrap: nowrap; overflow-x: auto; width: 100%; scrollbar-width: none; }
  .filter button { flex-shrink: 0; }
  .fcount { display: none; }
  .pd-info h1 { font-size: 26px; }
  .spec th { width: 38%; }
  .brand img { height: 38px; }
  .brand-text small { display: none; }
  .hero .wrap { padding-top: 56px; padding-bottom: 64px; }
  .hero h1, html[lang="en"] .hero h1 { font-size: 28px; }
  .hero-lead { font-size: 15.5px; }
  .hero-sub { font-size: 15px; }
  .brands { padding: 56px 0 64px; }
  .brand-rows .lines { font-size: 12.5px; }
  .badge-code { font-size: 56px; }
  .stats .wrap { grid-template-columns: 1fr 1fr; }
  .stat { padding: 22px 0 22px 16px; border-top: 1px solid var(--line); }
  .stat:nth-child(odd) { border-left: 0; padding-left: 0; }
  .stat:nth-child(-n+2) { border-top: 0; }
  .stat b { font-size: 28px; }
  .section, .retro { padding: 64px 0; }
  .sec-head { flex-direction: column; align-items: flex-start; margin-bottom: 32px; }
  .sec-head h2, .retro h2, .prose h2 { font-size: 26px; }
  .biz-grid, .prod-grid, .opt-grid, .why-grid, .svc-grid, .clients, .net-grid { grid-template-columns: 1fr; }
  .net.hq { grid-column: auto; }
  .ind-grid, .cert-grid { grid-template-columns: 1fr 1fr; }
  .retro-list { grid-template-columns: 1fr; }
  .retro-media { grid-template-rows: 180px 120px; }
  .retro-media:has(.rm-main) { grid-template-rows: 150px 150px; }
  .cta .wrap { flex-direction: column; align-items: flex-start; }
  .cta h2 { font-size: 24px; }
  .footer .cols { grid-template-columns: 1fr; }
  .page-hero { padding: 48px 0 56px; }
  .page-hero h1 { font-size: 30px; }
  .svc { grid-template-columns: 1fr; padding: 24px; gap: 8px; }
  .form { grid-template-columns: 1fr; padding: 22px; }
}

/* 询价表单防机器人字段：移出可视区（不用 display:none，部分机器人会跳过隐藏字段） */
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; opacity: 0; }
.btn:disabled { opacity: .6; cursor: wait; }

/* 型号速查 */
.msearch { display: flex; align-items: center; gap: 8px; border: 1px solid #cfd8e6; border-radius: 999px; padding: 4px 14px; background: #fff; min-width: 260px; }
.msearch svg { width: 16px; height: 16px; color: var(--muted); flex-shrink: 0; }
.msearch input { border: 0; outline: 0; font: inherit; font-size: 14px; width: 100%; background: transparent; color: var(--ink); }
.msearch:focus-within { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(31,61,153,.12); }
.mtable td.mcode b { font-size: 15px; letter-spacing: .3px; }
.mtable td.mcode a { color: var(--blue); }
.mtable td.mcode a:hover { text-decoration: underline; }
.mtable tr:target td { background: #fff8e1; }
.mtable tr[hidden] { display: none; }
.spec .mlink { color: var(--blue); }
.spec .mlink:hover { text-decoration: underline; }
@media (max-width: 640px) {
  .msearch { min-width: 0; width: 100%; }
  .mtable th:nth-child(2), .mtable td:nth-child(2) { display: none; }
}