/* =============================================================
   Korlics | 科立克斯 企业官网样式表
   Design system: Light industrial / premium engineering
   ============================================================= */

:root {
  --c-ink: #071A2C;
  --c-navy: #0E2A45;
  --c-navy-2: #163C5C;
  --c-steel: #3A5B76;
  --c-slate: #64798C;
  --c-muted: #8A9AAB;
  --c-line: #E3E9F0;
  --c-line-2: #EFF3F8;
  --c-bg: #FFFFFF;
  --c-bg-soft: #F5F8FB;
  --c-bg-tint: #EDF3F8;
  --c-accent: #F0740C;
  --c-accent-2: #FF9A2E;
  --c-accent-soft: #FFF4E8;
  --c-green: #0E9E5A;
  --c-green-soft: #E9F7F0;
  --c-blue: #1273B8;
  --c-blue-soft: #EAF3FA;

  --grad-accent: linear-gradient(135deg, #FF9A2E 0%, #E8620A 100%);
  --grad-ink: linear-gradient(135deg, #0E2A45 0%, #071A2C 100%);

  --sh-sm: 0 1px 2px rgba(10, 32, 54, .06), 0 2px 8px rgba(10, 32, 54, .05);
  --sh-md: 0 8px 24px rgba(10, 32, 54, .09);
  --sh-lg: 0 18px 48px rgba(10, 32, 54, .16);

  --r-xs: 6px;
  --r-sm: 10px;
  --r: 14px;
  --r-lg: 22px;

  --maxw: 1240px;
  --pad: 24px;
  --font: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei",
    "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
  --mono: "SFMono-Regular", "JetBrains Mono", Consolas, "Courier New", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }

h1, h2, h3, h4 {
  margin: 0;
  line-height: 1.24;
  letter-spacing: -.015em;
  font-weight: 700;
  color: var(--c-ink);
}
h1 { font-size: clamp(2.1rem, 4.4vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 2.7vw, 2.3rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }

::selection { background: #FFD9AE; color: var(--c-ink); }

/* anchor jumps must clear the sticky header */
[id] { scroll-margin-top: 94px; }

/* ---------- layout ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); width: 100%; }
.section { padding: 88px 0; position: relative; }
.section--tight { padding: 60px 0; }
.section--soft { background: var(--c-bg-soft); }
.section--tint { background: linear-gradient(180deg, #FFFFFF 0%, var(--c-bg-tint) 100%); }
.section--ink { background: var(--grad-ink); color: #D9E5F0; }
.section--ink h2, .section--ink h3 { color: #fff; }

.sec-head { max-width: 760px; margin-bottom: 44px; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head .lead { color: var(--c-slate); font-size: 1.04rem; margin-bottom: 0; }
.section--ink .sec-head .lead { color: #A9C0D4; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .78rem; font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase; color: var(--c-accent);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: ""; width: 26px; height: 2px; background: var(--grad-accent); border-radius: 2px;
}
.eyebrow.en { color: var(--c-slate); }
.section--ink .eyebrow { color: var(--c-accent-2); }

.grid { display: grid; gap: 26px; }
/* v1.20：按配置条目数自适应列数 —— 后台增删条目后无需改样式（auto-fit 自动换行/铺满） */
.g2 { grid-template-columns: repeat(auto-fit, minmax(min(340px, 100%), 1fr)); }
.g3 { grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr)); }
.g4 { grid-template-columns: repeat(auto-fit, minmax(min(230px, 100%), 1fr)); }
.split { display: grid; grid-template-columns: var(--split-cols, 1.05fr .95fr); gap: 56px; align-items: center; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 24px; border-radius: var(--r-sm); border: 1px solid transparent;
  font-weight: 650; font-size: .95rem; line-height: 1;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; flex: none; }
.btn-primary { background: var(--grad-accent); color: #fff; box-shadow: 0 8px 20px rgba(232, 98, 10, .28); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(232, 98, 10, .34); }
.btn-dark { background: var(--c-ink); color: #fff; }
.btn-dark:hover { background: var(--c-navy-2); transform: translateY(-2px); }
.btn-outline { border-color: var(--c-line); color: var(--c-navy); background: #fff; }
.btn-outline:hover { border-color: var(--c-navy); transform: translateY(-2px); }
.btn-ghost { color: #fff; border-color: rgba(255, 255, 255, .35); }
.btn-ghost:hover { background: rgba(255, 255, 255, .12); }
.btn-sm { padding: 10px 16px; font-size: .88rem; }
.btn-block { width: 100%; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 7px;
  font-weight: 650; color: var(--c-accent); font-size: .93rem;
}
.link-arrow svg { width: 16px; height: 16px; transition: transform .2s ease; }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- header ---------- */
.topbar {
  background: var(--c-ink); color: #9FB6CA; font-size: .82rem;
}
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 38px; flex-wrap: nowrap; }
.topbar b { color: #E3EDF6; font-weight: 600; }
.topbar svg { width: 14px; height: 14px; flex: none; }

/* 左侧认证徽标组 —— 可压缩、超出省略，避免英文长文案压到右侧联系区 */
.topbar-badges { display: flex; align-items: center; gap: 20px; min-width: 0; flex: 0 1 auto; }
.topbar-badge {
  display: inline-flex; align-items: center; gap: 7px;
  font-weight: 600; white-space: nowrap; min-width: 0;
}
.topbar-badge-txt { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.topbar-badge.iso { color: #FFB454; }
.topbar-badge.eco { color: #4ADE80; }

/* 右侧联系方式 + 语言切换：始终不压缩，保证电话与语言按钮完整可读 */
.topbar-list { display: flex; align-items: center; gap: 18px; flex: 0 0 auto; }
.topbar-item {
  display: inline-flex; align-items: center; gap: 7px;
  color: inherit; text-decoration: none; white-space: nowrap; flex: 0 0 auto;
  transition: color .18s ease;
}
.topbar-item:hover { color: #FFFFFF; }
.topbar-item svg { opacity: .85; }
.lang-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: 999px; cursor: pointer;
  font: inherit; font-size: .78rem; font-weight: 600; line-height: 1.5;
  color: #DCE8F3; background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .18);
  flex: 0 0 auto; white-space: nowrap;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}
.lang-btn:hover { background: rgba(255, 255, 255, .17); color: #FFFFFF; border-color: rgba(255, 255, 255, .3); }
.lang-btn svg { width: 13px; height: 13px; color: #7FD4FF; opacity: 1; }

/* 吸顶页头的幽灵语言按钮（浅色底、不抢 CTA 焦点；≤1080 收进汉堡抽屉） */
.lang-btn--header { display: none; }
@media (min-width: 1081px) {
  .lang-btn--header {
    display: inline-flex; padding: 7px 13px; font-size: .84rem;
    color: var(--c-steel); background: transparent; border-color: var(--c-line);
  }
  .lang-btn--header:hover { color: var(--c-ink); background: var(--c-bg-soft); border-color: var(--c-steel); }
  .lang-btn--header svg { width: 15px; height: 15px; color: var(--c-steel); }
}

/* 汉堡抽屉里的「语言」行（仅 ≤1080 随 .nav 抽屉出现；桌面隐藏防与页头按钮重复） */
@media (min-width: 1081px) { .nav .nav-lang { display: none; } }
.nav-lang {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 13px 10px 0; margin-top: 8px; border-top: 1px solid var(--c-line-2);
}
.lang-btn--drawer { color: var(--c-ink); background: #fff; border-color: var(--c-line); font-size: .84rem; padding: 7px 13px; }
.lang-btn--drawer:hover { background: var(--c-bg-soft); color: var(--c-ink); border-color: var(--c-steel); }
.lang-btn--drawer svg { width: 15px; height: 15px; color: var(--c-steel); }

.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--c-line);
}
.site-header .wrap { display: flex; align-items: center; gap: 28px; height: 74px; }
.brand { display: flex; align-items: center; gap: 10px; flex: none; }
.brand-logo { height: 34px; width: auto; display: block; }
.brand-badge {
  font-family: var(--mono); font-size: .68rem; font-weight: 700; letter-spacing: .04em;
  padding: 3px 7px; border-radius: 6px; white-space: nowrap;
  background: rgba(240, 116, 12, .1); color: #B4570A; border: 1px solid rgba(240, 116, 12, .32);
}
.site-footer .brand-badge { background: rgba(245, 158, 11, .12); color: #FBBF60; border-color: rgba(245, 158, 11, .34); }

.nav { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.nav a {
  position: relative; padding: 10px 14px; border-radius: var(--r-xs);
  font-size: .94rem; font-weight: 600; color: var(--c-steel);
  transition: color .16s ease, background .16s ease;
}
.nav a:hover { color: var(--c-ink); background: var(--c-bg-soft); }
.nav a.active { color: var(--c-ink); }
.nav a.active::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 2px; height: 2px;
  background: var(--grad-accent); border-radius: 2px;
}
.header-cta { display: flex; align-items: center; gap: 10px; }
.burger {
  display: none; width: 44px; height: 44px; border: 1px solid var(--c-line);
  border-radius: var(--r-xs); background: #fff; align-items: center; justify-content: center;
}
.burger span, .burger span::before, .burger span::after {
  content: ""; display: block; width: 18px; height: 2px; background: var(--c-ink); border-radius: 2px; position: relative;
}
.burger span::before { position: absolute; top: -6px; }
.burger span::after { position: absolute; top: 6px; }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; background: var(--c-ink); }
.hero-bg { position: absolute; inset: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(7, 26, 44, .94) 0%, rgba(7, 26, 44, .82) 42%, rgba(7, 26, 44, .38) 100%),
    linear-gradient(0deg, rgba(7, 26, 44, .55), rgba(7, 26, 44, 0) 55%);
}
.hero .wrap { position: relative; z-index: 2; padding-top: 104px; padding-bottom: 0; }
.hero-inner { max-width: 720px; padding-bottom: 64px; }
.hero h1 { color: #fff; }
.hero h1 em { font-style: normal; color: var(--c-accent-2); }
.hero .lead { color: #B9CDDF; font-size: 1.08rem; max-width: 620px; margin-top: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 34px; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px;
  border: 1px solid rgba(255, 255, 255, .18); border-radius: 100px;
  color: #CBDCEA; font-size: .85rem; background: rgba(255, 255, 255, .06);
}
.hero-tag svg { width: 15px; height: 15px; color: var(--c-accent-2); }

.hero-stats {
  position: relative; z-index: 2; display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255, 255, 255, .14);
  background: rgba(7, 26, 44, .55);
  backdrop-filter: blur(8px);
}
.hero-stat { padding: 26px 20px; border-right: 1px solid rgba(255, 255, 255, .1); }
.hero-stat:last-child { border-right: 0; }
.hero-stat b { display: block; font-size: 1.75rem; color: #fff; letter-spacing: -.02em; }
.hero-stat b i { font-style: normal; font-size: 1rem; color: var(--c-accent-2); margin-left: 3px; }
.hero-stat span { font-size: .84rem; color: #93AEC4; letter-spacing: .04em; }

/* ---------- cards ---------- */
.card {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--r);
  padding: 28px; transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); border-color: #CFDCE8; }
.card h3 { margin-bottom: 10px; }
.card p { color: var(--c-slate); font-size: .95rem; margin: 0; }

.icon-badge {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: var(--c-accent-soft); color: var(--c-accent); margin-bottom: 18px;
}
.icon-badge svg { width: 24px; height: 24px; }
.icon-badge.blue { background: var(--c-blue-soft); color: var(--c-blue); }
.icon-badge.green { background: var(--c-green-soft); color: var(--c-green); }
.icon-badge.ink { background: #E9EEF4; color: var(--c-navy); }

.biz-card {
  position: relative; overflow: hidden; border-radius: var(--r-lg);
  border: 1px solid var(--c-line); background: #fff;
  display: flex; flex-direction: column;
  transition: transform .22s ease, box-shadow .22s ease;
}
.biz-card:hover { transform: translateY(-5px); box-shadow: var(--sh-lg); }
.biz-card-img { height: 208px; overflow: hidden; position: relative; background: var(--c-bg-soft); }
.biz-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.biz-card:hover .biz-card-img img { transform: scale(1.06); }
.biz-card-no {
  position: absolute; top: 16px; left: 16px; padding: 5px 11px; border-radius: 100px;
  background: rgba(7, 26, 44, .78); color: #fff; font-size: .74rem; letter-spacing: .12em; font-weight: 700;
  backdrop-filter: blur(4px);
}
.biz-card-body { padding: 26px 26px 30px; display: flex; flex-direction: column; flex: 1; }
.biz-card-body h3 { margin-bottom: 8px; }
.biz-card-body .en { font-size: .76rem; letter-spacing: .12em; color: var(--c-muted); text-transform: uppercase; margin-bottom: 12px; }
.biz-card-body p { color: var(--c-slate); font-size: .95rem; }
.mini-list { margin-top: 16px; display: grid; gap: 9px; }
.mini-list li { display: flex; gap: 10px; font-size: .9rem; color: var(--c-steel); align-items: flex-start; }
.mini-list svg { width: 16px; height: 16px; color: var(--c-accent); flex: none; margin-top: 5px; }
.biz-card .link-arrow { margin-top: auto; padding-top: 22px; }

/* ---------- application tiles ---------- */
.apps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.app-tile {
  position: relative; height: 340px; border-radius: var(--r-lg); overflow: hidden;
  display: flex; align-items: flex-end; color: #fff; isolation: isolate;
}
.app-tile img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .7s ease; }
.app-tile::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(7, 26, 44, .12) 30%, rgba(7, 26, 44, .9) 100%);
}
.app-tile:hover img { transform: scale(1.07); }
.app-tile-body { padding: 26px 24px; }
.app-tile-body .k { font-size: .74rem; letter-spacing: .18em; color: var(--c-accent-2); font-weight: 700; }
.app-tile-body h3 { color: #fff; margin: 8px 0 8px; }
.app-tile-body p { font-size: .88rem; color: #C3D5E4; margin: 0; }

/* ---------- product grid ---------- */
.filterbar {
  display: flex; flex-wrap: wrap; gap: 14px; align-items: center;
  justify-content: space-between; margin-bottom: 30px;
}
.filters { display: flex; flex-wrap: wrap; gap: 10px; }
.tabs {
  display: inline-flex; padding: 4px; background: var(--c-bg-soft);
  border: 1px solid var(--c-line); border-radius: 100px; gap: 2px;
}
.tab {
  border: 0; background: transparent; padding: 9px 20px; border-radius: 100px;
  font-size: .9rem; font-weight: 650; color: var(--c-steel); transition: all .18s ease;
  display: inline-flex; align-items: center; gap: 8px;
}
.tab:hover { color: var(--c-ink); }
.tab.active { background: #fff; color: var(--c-ink); box-shadow: var(--sh-sm); }
.tab .dot { width: 8px; height: 8px; border-radius: 50%; flex: none; background: var(--c-slate); }
.tab .dot.lianghong { background: var(--c-accent); }
.tab .dot.rexroth { background: var(--c-blue); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1px solid var(--c-line); background: #fff; color: var(--c-steel);
  padding: 8px 16px; border-radius: 100px; font-size: .87rem; font-weight: 600; transition: all .18s ease;
  display: inline-flex; align-items: center; gap: 7px;
}
.chip svg { width: 15px; height: 15px; opacity: .8; }
.chip:hover { border-color: var(--c-navy); color: var(--c-ink); }
.chip.active { background: var(--c-ink); border-color: var(--c-ink); color: #fff; }
.chip.active svg { color: var(--c-accent-2); opacity: 1; }

/* ---------- 筛选面板（参照 demo 的 Filter Controls Bar） ---------- */
.filter-panel {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--r);
  box-shadow: var(--sh-sm); padding: 22px 24px; margin-bottom: 30px;
  display: grid; gap: 20px;
}
.filter-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between; }
.filter-row + .filter-row { padding-top: 18px; border-top: 1px solid var(--c-line-2); }
.filter-label {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: .76rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--c-muted);
}
.filter-label svg { width: 15px; height: 15px; color: var(--c-accent); }
.filter-group { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.filter-note {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .79rem; font-weight: 600; color: #1D4E74;
  background: var(--c-blue-soft); border: 1px solid #CFE3F3; border-radius: var(--r-sm); padding: 8px 12px;
}
.filter-note svg { width: 15px; height: 15px; flex: none; }
.filter-search { position: relative; flex: 1 1 240px; max-width: 320px; }
.filter-search > svg {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px; color: var(--c-muted); pointer-events: none;
}
.filter-search input {
  width: 100%; padding: 11px 34px; border: 1px solid var(--c-line); border-radius: var(--r-sm);
  background: var(--c-bg-soft); font: inherit; font-size: .88rem; color: var(--c-ink);
  transition: border-color .16s ease, box-shadow .16s ease, background .16s ease;
}
.filter-search input::placeholder { color: var(--c-muted); }
/* type="search" 在 WebKit/Chromium 下有原生 × 取消钮，与自定义 .clr 重复；
   且原生 × 清空不经过 JS，state.q 不会重置、列表不会刷新 —— 必须隐藏，只留 .clr */
.filter-search input::-webkit-search-cancel-button,
.filter-search input::-webkit-search-decoration { -webkit-appearance: none; appearance: none; }
.filter-search input:focus { outline: none; background: #fff; border-color: var(--c-accent); box-shadow: 0 0 0 3px rgba(240, 116, 12, .12); }
.filter-search .clr {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  border: 0; background: transparent; color: var(--c-muted); display: grid; place-items: center; padding: 4px; border-radius: 6px;
}
.filter-search .clr:hover { color: var(--c-ink); background: var(--c-bg-soft); }
.filter-search .clr svg { width: 14px; height: 14px; }
.filter-result { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 22px; font-size: .86rem; color: var(--c-slate); }
.filter-result b { color: var(--c-accent); font-size: 1.05rem; }
.filter-result .reset {
  margin-left: auto; border: 1px solid var(--c-line); background: #fff; color: var(--c-steel);
  padding: 7px 14px; border-radius: 100px; font-size: .8rem; font-weight: 600;
}
.filter-result .reset:hover { border-color: var(--c-navy); color: var(--c-ink); }

/* ---------- 产品卡片（参照 demo ProductShowcase 列表样式） ---------- */
.p-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.p-card {
  display: flex; flex-direction: column; background: #fff; border: 1px solid var(--c-line);
  border-radius: var(--r); overflow: hidden;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.p-card:hover { transform: translateY(-5px); box-shadow: var(--sh-md); border-color: #C7D6E4; }
.p-media { position: relative; height: 196px; flex: none; background: var(--c-navy); overflow: hidden; }
.p-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.p-card:hover .p-media img { transform: scale(1.06); }
.p-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7, 26, 44, .04) 42%, rgba(7, 26, 44, .6) 100%);
}
.p-pills { position: absolute; top: 12px; left: 12px; z-index: 2; display: flex; flex-wrap: wrap; gap: 6px; max-width: calc(100% - 130px); }
.p-pill {
  font-size: .7rem; font-weight: 700; letter-spacing: .03em; padding: 4px 9px; border-radius: 6px;
  color: #fff; background: var(--c-navy); box-shadow: 0 1px 4px rgba(7, 26, 44, .28); white-space: nowrap;
}
.p-pill.lianghong { background: var(--grad-accent); }
.p-pill.rexroth { background: linear-gradient(135deg, #2E8BC0 0%, #125A8E 100%); }
.p-pill.hot { background: linear-gradient(135deg, #FFD07A 0%, #FFAE33 100%); color: #5A2E00; }
.p-pill.ghost { background: rgba(255, 255, 255, .16); border: 1px solid rgba(255, 255, 255, .3); font-weight: 600; }
/* 产品卡应用领域 tags：名称上方一行，flex 自动换行（图片顶部放不下多个 4 字角标） */
.p-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin: 0 0 8px;
}
.p-tag {
  font-size: .68rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 5px;
  color: var(--c-navy);
  background: rgba(15, 76, 129, 0.08);
  border: 1px solid var(--c-line);
  white-space: nowrap;
}
.p-modelbar {
  position: absolute; left: 12px; bottom: 12px; z-index: 2; max-width: calc(100% - 24px);
  font-family: var(--mono); font-size: .74rem; font-weight: 700; letter-spacing: .02em;
  color: #BFE0FF; background: rgba(7, 26, 44, .82); border: 1px solid rgba(80, 150, 210, .42);
  padding: 5px 9px; border-radius: 6px; backdrop-filter: blur(4px);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.p-body { padding: 20px 20px 0; display: flex; flex-direction: column; flex: 1; }
.p-body h3 {
  font-size: 1.01rem; line-height: 1.5; margin-bottom: 8px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.p-card:hover .p-body h3 { color: var(--c-accent); }
.p-brand { font-size: .72rem; letter-spacing: .1em; font-weight: 700; color: var(--c-accent); text-transform: uppercase; }
.p-brand.rexroth { color: var(--c-blue); }
.p-desc {
  font-size: .86rem; color: var(--c-slate); line-height: 1.75; margin: 0 0 16px;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.p-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding-top: 14px; border-top: 1px solid var(--c-line-2); }
.p-metric {
  display: flex; gap: 8px; align-items: flex-start; min-width: 0;
  padding: 9px 10px; border-radius: var(--r-sm); background: var(--c-bg-soft); border: 1px solid var(--c-line-2);
}
.p-metric svg { width: 15px; height: 15px; color: var(--c-accent); flex: none; margin-top: 2px; }
.p-metric span { display: block; font-size: .67rem; color: var(--c-muted); letter-spacing: .02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.p-metric b {
  display: block; font-family: var(--mono); font-size: .78rem; font-weight: 700; color: var(--c-navy);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.p-feats { display: grid; gap: 6px; margin: 15px 0 18px; }
.p-feats li { display: flex; gap: 8px; font-size: .82rem; color: var(--c-steel); line-height: 1.6; }
.p-feats svg { width: 14px; height: 14px; color: var(--c-green); flex: none; margin-top: 4px; }
.p-feats span { display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.p-actions { margin-top: auto; padding: 0 20px 20px; display: grid; gap: 8px; }
.p-actions .btn { padding: 11px 14px; font-size: .85rem; }
.p-actions .btn svg { width: 15px; height: 15px; }
.empty-state {
  padding: 64px 24px; text-align: center; color: var(--c-muted);
  border: 1px dashed var(--c-line); border-radius: var(--r); background: #fff;
}
.empty-state svg { width: 38px; height: 38px; color: var(--c-muted); opacity: .7; }
.empty-state b { display: block; margin: 12px 0 6px; color: var(--c-navy); font-size: 1rem; }
.empty-state p { font-size: .86rem; margin: 0; }

/* ---------- spec table / modal ---------- */
.modal {
  position: fixed; inset: 0; z-index: 200; display: none;
  align-items: center; justify-content: center; padding: 24px;
}
.modal.open { display: flex; }
.modal-mask { position: absolute; inset: 0; background: rgba(7, 26, 44, .62); backdrop-filter: blur(3px); }
.modal-box {
  position: relative; background: #fff; border-radius: var(--r-lg); width: min(880px, 100%);
  max-height: 90vh; overflow: auto; box-shadow: var(--sh-lg);
  animation: pop .26s cubic-bezier(.2, .8, .2, 1);
}
.modal-box--narrow { width: min(600px, 100%); }
.modal-box--wide { width: min(760px, 100%); }
@keyframes pop { from { opacity: 0; transform: translateY(16px) scale(.985); } to { opacity: 1; transform: none; } }
.modal-close {
  position: absolute; top: 16px; right: 16px; width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .26); background: rgba(7, 26, 44, .72); color: #fff;
  display: grid; place-items: center; z-index: 4; backdrop-filter: blur(4px);
  transition: background .18s ease, transform .18s ease;
}
.modal-close:hover { background: rgba(7, 26, 44, .94); transform: scale(1.05); }
.modal-close svg { width: 18px; height: 18px; }

/* 产品详情弹窗：主图渐变头部（参照 demo 详情弹窗） */
.modal-hero { position: relative; height: 244px; overflow: hidden; background: var(--c-navy); }
.modal-hero img { width: 100%; height: 100%; object-fit: cover; }
.modal-hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7, 26, 44, .3) 0%, rgba(7, 26, 44, .58) 46%, rgba(7, 26, 44, .95) 100%);
}
.modal-hero-body { position: absolute; left: 30px; right: 30px; bottom: 22px; z-index: 3; }
.modal-hero-body .p-pills { position: static; max-width: none; margin-bottom: 8px; }
.modal-hero-body h3 { color: #fff; font-size: 1.4rem; line-height: 1.35; margin: 0 0 6px; }
.modal-model { font-family: var(--mono); font-size: .79rem; color: #8FCBF5; margin: 0; word-break: break-all; }
/* 产品详情弹窗多图集：顶部主图保持 cover 横幅形态（原型站视觉），
   完整大图点缩略图/主图走灯箱；缩略图条单图时不渲染 */
.modal-hero .p-gallery-main { cursor: zoom-in; }
.p-thumbs { display: flex; gap: 8px; padding: 14px 30px 0; overflow-x: auto; }
.p-thumb {
  flex: 0 0 auto; width: 64px; height: 48px; padding: 0; cursor: pointer;
  border: 2px solid var(--c-line); border-radius: var(--r-sm); overflow: hidden;
  background: none; opacity: .6; transition: opacity .15s, border-color .15s;
}
.p-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.p-thumb:hover { opacity: .9; }
/* 灯箱：完整大图（contain），点背景/关闭按钮/Esc 关闭；z-index 高于 .modal(200) */
/* 灯箱：完整大图（contain）。.lightbox-stage 随图片收缩，控件全部在图片外：
   计数在图片正上方居中、关闭在图片右上角上方、箭头悬在图片左右两侧（不叠图） */
.lightbox {
  position: fixed; inset: 0; z-index: 300; display: none;
  align-items: center; justify-content: center;
  background: rgba(7, 26, 44, .94); padding: 64px 80px 48px;
}
.lightbox.open { display: flex; }
.lightbox-stage { position: relative; display: flex; max-width: 100%; max-height: 100%; }
.lightbox-img {
  display: block; max-width: calc(100vw - 200px); max-height: calc(100vh - 112px);
  object-fit: contain; border-radius: var(--r-sm);
}
.lightbox-close {
  position: absolute; top: -52px; right: 0; z-index: 2; width: 40px; height: 40px;
  border: 1px solid rgba(255, 255, 255, .26); border-radius: 50%;
  background: rgba(7, 26, 44, .72); color: #fff; cursor: pointer;
  display: grid; place-items: center; transition: background .18s ease, transform .18s ease;
}
.lightbox-close:hover { background: rgba(7, 26, 44, .94); transform: scale(1.05); }
.lightbox-close svg { width: 18px; height: 18px; }
/* 左右切换（循环环绕；单图时 display:none 隐藏） */
.lightbox-nav {
  position: absolute; top: 50%; z-index: 2; transform: translateY(-50%);
  width: 46px; height: 46px; border: 1px solid rgba(255, 255, 255, .26);
  border-radius: 50%; background: rgba(7, 26, 44, .72); color: #fff; cursor: pointer;
  display: grid; place-items: center; transition: background .18s ease, border-color .18s ease;
}
.lightbox-nav:hover { background: rgba(7, 26, 44, .94); border-color: rgba(255, 255, 255, .55); }
.lightbox-nav svg { width: 20px; height: 20px; }
.lightbox-prev { left: -62px; }
.lightbox-next { right: -62px; }
.lightbox-count {
  position: absolute; top: -44px; left: 50%; transform: translateX(-50%); z-index: 2; white-space: nowrap;
  font-family: var(--mono); font-size: .78rem; color: #fff; letter-spacing: .08em;
  background: rgba(7, 26, 44, .55); border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 999px; padding: 4px 12px;
}
@media (max-width: 640px) {
  .lightbox { padding: 52px 12px 24px; }
  .lightbox-img { max-width: calc(100vw - 24px); max-height: calc(100vh - 84px); }
  .lightbox-nav { width: 38px; height: 38px; }
  .lightbox-prev { left: -46px; }
  .lightbox-next { right: -46px; }
  .lightbox-close { top: -48px; right: 0; width: 36px; height: 36px; }
}
.modal-body { padding: 28px 30px 32px; }
.m-field { margin-bottom: 24px; }
.m-field:last-child { margin-bottom: 0; }
.m-label {
  display: flex; align-items: center; gap: 8px;
  font-size: .76rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--c-muted); margin: 0 0 10px;
}
.m-label svg { width: 17px; height: 17px; color: var(--c-accent); }
.soft-box {
  background: var(--c-bg-soft); border: 1px solid var(--c-line); border-radius: var(--r-sm);
  padding: 16px 18px; font-size: .91rem; color: var(--c-steel); line-height: 1.85; margin: 0;
}
.spec-rows { border: 1px solid var(--c-line); border-radius: var(--r-sm); overflow: hidden; background: var(--c-bg-soft); }
.spec-row {
  display: grid; grid-template-columns: 5fr 7fr; gap: 14px; padding: 12px 16px;
  border-bottom: 1px solid var(--c-line); font-size: .88rem;
}
.spec-row:last-child { border-bottom: 0; }
.spec-row > span { color: var(--c-slate); font-weight: 600; }
.spec-row > b { color: var(--c-ink); font-family: var(--mono); font-weight: 600; word-break: break-word; }
.spec-row.hi { background: var(--c-blue-soft); }
.spec-row.hi > span { color: #1D4E74; }
.spec-row.hi > b { color: #0F3F63; font-weight: 700; }
.m-feats { display: grid; gap: 9px; }
.m-feats li { display: flex; gap: 9px; font-size: .9rem; color: var(--c-steel); line-height: 1.7; }
.m-feats svg { width: 16px; height: 16px; color: var(--c-green); flex: none; margin-top: 4px; }
.m-callout {
  margin-top: 26px; padding: 20px 22px; border-radius: var(--r);
  background: var(--grad-ink); display: flex; flex-wrap: wrap; gap: 16px 24px; align-items: center; justify-content: space-between;
}
.m-callout b { display: flex; align-items: center; gap: 8px; color: #fff; font-size: .95rem; }
.m-callout b svg { width: 17px; height: 17px; color: var(--c-accent-2); }
.m-callout p { margin: 6px 0 0; font-size: .84rem; color: #A9C0D4; }
.m-callout p b { display: inline; color: #CFE3F3; }
.btn-light { background: #fff; color: var(--c-ink); }
.btn-light:hover { background: #EAF3FA; transform: translateY(-2px); }
.quote-box {
  margin-top: 24px; padding: 22px; border-radius: var(--r);
  background: var(--c-accent-soft); border: 1px solid #FFDFC0;
}
.quote-box h4 { margin: 0 0 6px; color: var(--c-ink); }
.quote-box p { color: #8A5A22; font-size: .9rem; margin-bottom: 14px; }
.mail-line { font-family: var(--mono); font-size: .88rem; color: var(--c-ink); background: #fff; padding: 9px 13px; border-radius: 8px; border: 1px solid #FFDFC0; display: inline-block; }

/* ---------- capability ---------- */
.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat { padding: 26px 22px; border-radius: var(--r); background: #fff; border: 1px solid var(--c-line); }
.stat b { display: block; font-size: 2rem; color: var(--c-ink); letter-spacing: -.02em; }
.stat b i { font-style: normal; font-size: 1.05rem; color: var(--c-accent); margin-left: 2px; }
.stat span { font-size: .86rem; color: var(--c-slate); }

.flow { display: grid; gap: 0; counter-reset: step; }
.flow-item {
  display: grid; grid-template-columns: 92px 1fr; gap: 24px; padding: 24px 0;
  border-top: 1px solid var(--c-line);
}
.flow-item:last-child { border-bottom: 1px solid var(--c-line); }
.flow-no {
  font-family: var(--mono); font-size: .95rem; color: var(--c-accent); font-weight: 700; letter-spacing: .06em;
}
.flow-item h3 { margin-bottom: 6px; }
.flow-item p { color: var(--c-slate); font-size: .95rem; margin: 0; }

.media-frame { border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--sh-md); background: var(--c-navy); }
.media-frame img { width: 100%; height: 100%; object-fit: cover; }
.media-2 { display: grid; grid-template-columns: 1.35fr 1fr; gap: 18px; }
.caption { font-size: .82rem; color: var(--c-muted); margin-top: 10px; }

/* ---------- certifications ---------- */
/* ---------- 切换器（ISO 证书 / 专利） ---------- */
.switch-wrap { display: flex; justify-content: center; margin-bottom: 34px; }
.switch {
  display: inline-flex; gap: 6px; padding: 5px; background: #fff;
  border: 1px solid var(--c-line); border-radius: var(--r); box-shadow: var(--sh-sm);
}
.switch-btn {
  border: 0; background: transparent; border-radius: var(--r-sm); padding: 11px 22px;
  font-size: .88rem; font-weight: 700; color: var(--c-steel);
  display: inline-flex; align-items: center; gap: 9px; transition: all .18s ease;
}
.switch-btn svg { width: 16px; height: 16px; }
.switch-btn:hover { color: var(--c-ink); background: var(--c-bg-soft); }
.switch-btn.active { background: var(--c-ink); color: #fff; }
.switch-btn.active svg { color: var(--c-accent-2); }
[data-panel][hidden] { display: none; }

/* ---------- 资质证书卡片（参照 demo ISO 证书布局） ---------- */
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cert-card {
  display: flex; flex-direction: column; background: #fff; border: 1px solid var(--c-line);
  border-radius: var(--r); padding: 22px;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.cert-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); border-color: #C7D6E4; }
.cert-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 16px; }
.cert-ic {
  width: 46px; height: 46px; border-radius: 12px; flex: none; display: grid; place-items: center;
  background: var(--c-accent-soft); color: var(--c-accent); border: 1px solid #FFE0C2;
  transition: transform .22s ease;
}
.cert-ic svg { width: 23px; height: 23px; }
.cert-ic.green { background: var(--c-green-soft); color: var(--c-green); border-color: #C6EBD8; }
.cert-ic.blue { background: var(--c-blue-soft); color: var(--c-blue); border-color: #CFE3F3; }
.cert-ic.ink { background: #E9EEF4; color: var(--c-navy); border-color: #D8E2EC; }
.cert-card:hover .cert-ic { transform: scale(1.07); }
.cert-card h3 { font-size: .98rem; line-height: 1.45; margin-bottom: 6px; }
.cert-no { font-family: var(--mono); font-size: .75rem; color: var(--c-muted); margin-bottom: 12px; word-break: break-all; }
.cert-sum {
  font-size: .84rem; color: var(--c-steel); line-height: 1.75; margin: 0 0 14px;
  background: var(--c-bg-soft); border: 1px solid var(--c-line-2); border-radius: var(--r-sm); padding: 12px 14px;
  display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden;
}
.cert-meta { display: grid; gap: 6px; padding-top: 12px; border-top: 1px solid var(--c-line-2); margin-bottom: 18px; font-size: .76rem; color: var(--c-slate); }
.cert-meta b { font-weight: 600; color: var(--c-navy); }
.cert-card .btn { margin-top: auto; }
.cert-card .btn svg { width: 15px; height: 15px; color: var(--c-accent); }
.verified {
  display: inline-flex; align-items: center; gap: 5px; flex: none;
  font-size: .72rem; font-weight: 700; color: var(--c-green);
  background: var(--c-green-soft); border: 1px solid #C6EBD8; padding: 4px 9px; border-radius: 100px;
}
.verified svg { width: 13px; height: 13px; }

/* 证书详情弹窗 */
.cert-panel { padding: 26px 28px 28px; }
.cert-shield {
  text-align: center; padding: 28px 24px; border-radius: var(--r);
  background: var(--c-bg-soft); border: 1px solid #CFE3F3;
}
.cert-shield .seal {
  width: 68px; height: 68px; margin: 0 auto 16px; border-radius: 50%;
  background: #fff; border: 2px solid var(--c-blue); color: var(--c-blue);
  display: grid; place-items: center; box-shadow: var(--sh-sm);
}
.cert-shield .seal svg { width: 32px; height: 32px; }
.cert-shield h3 { font-size: 1.1rem; line-height: 1.45; }
.cert-shield .no { font-family: var(--mono); font-size: .79rem; color: var(--c-blue); margin-top: 7px; }
.cert-shield .desc { font-size: .88rem; color: var(--c-steel); line-height: 1.8; margin: 14px auto 0; max-width: 440px; }
.cert-facts {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px 20px; text-align: left;
  margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--c-line);
}
.cert-facts span { display: block; font-size: .72rem; color: var(--c-muted); margin-bottom: 3px; }
.cert-facts b { font-size: .85rem; font-weight: 600; color: var(--c-navy); }

/* ---------- 专利卡片（参照 demo 专利布局） ---------- */
.patent-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.patent {
  display: flex; flex-direction: column; background: #fff; border: 1px solid var(--c-line);
  border-radius: var(--r); padding: 22px 24px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.patent:hover { transform: translateY(-3px); box-shadow: var(--sh-sm); border-color: #C7D6E4; }
.patent-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-bottom: 14px; }
.patent-top > div { min-width: 0; }
.patent-top h3 { font-size: .99rem; line-height: 1.5; margin-top: 10px; }
.tag {
  display: inline-block; font-size: .72rem; font-weight: 700; padding: 4px 10px; border-radius: 6px;
  background: var(--c-blue-soft); color: var(--c-blue);
}
.tag.orange { background: var(--c-accent-soft); color: #C25505; }
.tag.green { background: var(--c-green-soft); color: var(--c-green); }
.patent-no {
  font-family: var(--mono); font-size: .73rem; color: var(--c-navy); flex: none;
  background: var(--c-bg-soft); border: 1px solid var(--c-line); padding: 4px 9px; border-radius: 6px;
}
.patent .soft-box { font-size: .86rem; margin-bottom: 16px; }
.patent-foot {
  display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; justify-content: space-between;
  margin-top: auto; padding-top: 13px; border-top: 1px solid var(--c-line-2); font-size: .78rem; color: var(--c-slate);
}
.patent .app-area { display: inline-flex; gap: 7px; align-items: center; color: var(--c-blue); font-weight: 600; }
.patent .app-area svg { width: 15px; height: 15px; flex: none; }

.notice {
  display: flex; gap: 14px; padding: 18px 20px; border-radius: var(--r);
  background: var(--c-blue-soft); border: 1px solid #CFE3F3; color: #1D4E74; font-size: .9rem;
}
.notice svg { width: 20px; height: 20px; flex: none; margin-top: 3px; color: var(--c-blue); }
.notice p { margin: 0; }

/* ---------- 轻提示 toast（v1.29） ----------
   一次性反馈（如「复制邮件内容」成功）浮层显示、自动收起。
   .is-in 由 main.js 的 showToast() 增删，兼作进出场开关；隐藏时 visibility:hidden
   保证不可见也不可点。宿主 pointer-events:none，不遮挡页面元素。 */
.k-toast-host { position: fixed; z-index: 400; pointer-events: none; }
/* 缺省（无锚点）：视口底部居中 */
.k-toast-host:not(.is-anchored) {
  left: 0; right: 0; bottom: 26px;
  display: flex; justify-content: center; padding: 0 20px;
}
/* 锚定模式：left/top 由 main.js 的 toastPlace() 按锚点元素算 —— 气泡浮在按钮上方，
   不写死 left/bottom，避免与内联值打架 */
.k-toast-host.is-anchored { display: block; }
.k-toast {
  display: inline-flex; align-items: center; gap: 10px; max-width: min(560px, calc(100vw - 24px));
  padding: 12px 20px; border-radius: 999px;
  background: var(--c-navy); color: #fff; font-size: .9rem; line-height: 1.5;
  box-shadow: var(--sh-lg);
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: opacity .26s ease, transform .26s ease, visibility .26s ease;
}
.k-toast.is-in { opacity: 1; visibility: visible; transform: none; }
.k-toast svg { width: 18px; height: 18px; flex: none; color: var(--c-accent-2); }
.k-toast p { margin: 0; }
@media (prefers-reduced-motion: reduce) {
  .k-toast { transition: none; }
}

/* ---------- support / cases ---------- */
/* ---------- 案例卡片（参照 demo 案例列表布局） ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.case-card {
  display: flex; flex-direction: column; background: #fff; border: 1px solid var(--c-line);
  border-radius: var(--r); overflow: hidden;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.case-card:hover { transform: translateY(-5px); box-shadow: var(--sh-md); border-color: #C7D6E4; }
.case-media { position: relative; height: 188px; flex: none; background: var(--c-navy); overflow: hidden; }
.case-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.case-card:hover .case-media img { transform: scale(1.06); }
.case-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7, 26, 44, .04) 46%, rgba(7, 26, 44, .55) 100%);
}
.case-pin {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .72rem; font-weight: 600; color: var(--c-navy);
  background: rgba(255, 255, 255, .93); border: 1px solid var(--c-line);
  padding: 5px 10px; border-radius: 6px; backdrop-filter: blur(4px);
}
.case-pin svg { width: 13px; height: 13px; color: var(--c-accent); flex: none; }
.case-body { padding: 20px 20px 0; display: flex; flex-direction: column; flex: 1; }
.case-body h3 {
  font-size: .99rem; line-height: 1.5; margin-bottom: 8px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.case-card:hover .case-body h3 { color: var(--c-accent); }
.case-client { font-size: .78rem; color: var(--c-muted); margin-bottom: 14px; }
.case-block {
  background: var(--c-bg-soft); border: 1px solid var(--c-line-2);
  border-radius: var(--r-sm); padding: 12px 14px; margin-bottom: 12px;
}
.case-block .k { font-size: .72rem; font-weight: 700; letter-spacing: .04em; color: #B4570A; margin-bottom: 5px; }
.case-block p {
  font-size: .82rem; color: var(--c-steel); line-height: 1.7; margin: 0;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.case-res .k { font-size: .72rem; font-weight: 700; letter-spacing: .04em; color: var(--c-green); margin-bottom: 7px; }
.case-res li { display: flex; gap: 8px; font-size: .82rem; color: var(--c-steel); line-height: 1.6; }
.case-res li + li { margin-top: 5px; }
.case-res svg { width: 14px; height: 14px; color: var(--c-accent); flex: none; margin-top: 4px; }
.case-res span { display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.case-foot { margin-top: auto; padding: 18px 20px 20px; }
.case-foot .btn { padding: 11px 14px; font-size: .85rem; }
.case-foot .btn svg { width: 15px; height: 15px; }

/* 案例详情弹窗 */
.cm-head {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 20px 26px; border-bottom: 1px solid var(--c-line);
}
.cm-head b { display: inline-flex; align-items: center; gap: 9px; font-size: .98rem; color: var(--c-ink); }
.cm-head b svg { width: 19px; height: 19px; color: var(--c-accent); }
.cm-x {
  width: 36px; height: 36px; border-radius: 10px; flex: none;
  border: 1px solid var(--c-line); background: #fff; color: var(--c-muted);
  display: grid; place-items: center; transition: all .18s ease;
}
.cm-x:hover { color: var(--c-ink); background: var(--c-bg-soft); }
.cm-x svg { width: 17px; height: 17px; }
.cm-body { padding: 24px 26px 26px; }
.cm-body h3 { font-size: 1.2rem; line-height: 1.45; margin-bottom: 14px; }
.cm-pills { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 20px; }
.cm-pill {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: .78rem; font-weight: 600; color: var(--c-navy);
  background: var(--c-bg-soft); border: 1px solid var(--c-line); padding: 6px 12px; border-radius: 100px;
}
.cm-pill svg { width: 14px; height: 14px; color: var(--c-accent); flex: none; }
.cm-block { background: var(--c-bg-soft); border: 1px solid var(--c-line); border-radius: var(--r-sm); padding: 16px 18px; margin-bottom: 14px; }
.cm-block h4 { font-size: .74rem; letter-spacing: .08em; font-weight: 700; margin: 0 0 8px; color: #B4570A; }
.cm-block.blue h4 { color: #1D4E74; }
.cm-block.green h4 { color: var(--c-green); }
.cm-block p { font-size: .88rem; color: var(--c-steel); line-height: 1.8; margin: 0; }
.cm-block ul { display: grid; gap: 8px; }
.cm-block li { display: flex; gap: 9px; font-size: .88rem; color: var(--c-steel); line-height: 1.7; }
.cm-block li svg { width: 16px; height: 16px; color: var(--c-green); flex: none; margin-top: 4px; }
.cm-feedback {
  padding: 16px 20px; margin-bottom: 4px; border-left: 3px solid var(--c-accent);
  background: var(--c-bg-tint); border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: .88rem; color: var(--c-steel); font-style: italic; line-height: 1.8;
}
.cm-foot {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between;
  margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--c-line);
}

.support-card { display: flex; flex-direction: column; }
.support-card .details { display: grid; gap: 9px; margin-top: 16px; }
.support-card .details li { display: flex; gap: 10px; font-size: .9rem; color: var(--c-steel); }
.support-card .details svg { width: 16px; height: 16px; color: var(--c-accent); flex: none; margin-top: 5px; }

/* ---------- about ---------- */
.timeline { position: relative; padding-left: 28px; }
.timeline::before { content: ""; position: absolute; left: 6px; top: 8px; bottom: 8px; width: 2px; background: var(--c-line); }
.tl-item { position: relative; padding-bottom: 26px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -28px; top: 7px; width: 13px; height: 13px;
  border-radius: 50%; background: #fff; border: 3px solid var(--c-accent);
}
.tl-item .yr { font-family: var(--mono); font-size: .82rem; color: var(--c-accent); font-weight: 700; }
.tl-item h3 { font-size: 1rem; margin: 4px 0 6px; }
.tl-item p { font-size: .9rem; color: var(--c-slate); margin: 0; }

.value-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.quote-banner {
  background: var(--grad-ink); border-radius: var(--r-lg); padding: 44px 48px;
  color: #D9E5F0; display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center;
}
.quote-banner h3 { color: #fff; font-size: 1.5rem; margin-bottom: 10px; }
.quote-banner p { margin: 0; color: #A9C0D4; }

.network { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.net-item {
  padding: 22px 18px; border-radius: var(--r); border: 1px solid var(--c-line);
  background: #fff; text-align: center;
}
.net-item b { display: block; font-size: .98rem; color: var(--c-ink); }
.net-item span { font-size: .8rem; color: var(--c-muted); }
.net-item .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--c-green); margin: 0 auto 12px; box-shadow: 0 0 0 4px var(--c-green-soft); }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: start; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: .86rem; font-weight: 650; color: var(--c-navy); margin-bottom: 7px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--c-line); border-radius: var(--r-sm);
  font: inherit; font-size: .93rem; color: var(--c-ink); background: #fff; transition: border-color .16s ease, box-shadow .16s ease;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--c-accent); box-shadow: 0 0 0 3px rgba(240, 116, 12, .14);
}
.field .hint { font-size: .78rem; color: var(--c-muted); margin-top: 6px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.contact-card {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--r); padding: 26px;
}
.contact-item { display: flex; gap: 14px; padding: 16px 0; border-bottom: 1px dashed var(--c-line); }
.contact-item:last-child { border-bottom: 0; }
.contact-item .ic {
  width: 40px; height: 40px; border-radius: 10px; background: var(--c-accent-soft);
  color: var(--c-accent); display: grid; place-items: center; flex: none;
}
.contact-item .ic svg { width: 19px; height: 19px; }
.contact-item .k { font-size: .8rem; color: var(--c-muted); letter-spacing: .04em; }
.contact-item .v { font-size: .96rem; color: var(--c-ink); font-weight: 600; word-break: break-all; }
.contact-item .v a:hover { color: var(--c-accent); }

.map-strip {
  height: 240px; border-radius: var(--r); overflow: hidden; position: relative;
  background: linear-gradient(135deg, #0E2A45, #071A2C);
}
.map-strip svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.map-pin {
  position: absolute; display: flex; align-items: center; gap: 8px;
  transform: translateY(-50%); font-size: .74rem; color: #A9C0D4; white-space: nowrap;
}
.map-pin i {
  width: 9px; height: 9px; border-radius: 50%; flex: none;
  background: var(--c-green); box-shadow: 0 0 0 4px rgba(14, 158, 90, .2);
}
.map-pin i.main { width: 11px; height: 11px; background: var(--c-accent); box-shadow: 0 0 0 5px rgba(240, 116, 12, .22); }
.map-pin b { font-weight: 600; color: #CBDCEA; }

/* ---------- footer ---------- */
.site-footer { background: var(--c-ink); color: #93AEC4; padding: 64px 0 0; font-size: .91rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 44px; }
.site-footer h4 { color: #fff; font-size: .95rem; margin-bottom: 16px; letter-spacing: .02em; }
.site-footer a:hover { color: #fff; }
.footer-links { display: grid; gap: 10px; }
.site-footer .brand-txt b { color: #fff; }
.site-footer .brand-txt span { color: #6C89A0; }
.footer-about p { color: #7E99B0; font-size: .88rem; margin-top: 16px; }
/* 页脚品牌副题（站点配置 slogan 字段，data-site-text="slogan" 回填；配置为空时保留静态兜底） */
.footer-about .footer-slogan { color: #9FBDD6; font-size: .82rem; font-weight: 600; letter-spacing: .04em; margin-top: 14px; margin-bottom: -4px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1); padding: 20px 0;
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; font-size: .82rem; color: #6C89A0;
}

/* ---------- page hero (subpages) ---------- */
.page-hero { position: relative; background: var(--grad-ink); color: #B9CDDF; overflow: hidden; }
.page-hero img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .3; }
.page-hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(7, 26, 44, .92), rgba(7, 26, 44, .5));
}
.page-hero .wrap { position: relative; z-index: 2; padding: 70px var(--pad) 64px; }
.page-hero h1 { color: #fff; font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.page-hero p { max-width: 700px; margin: 16px 0 0; color: #A9C0D4; }
.crumb { font-size: .82rem; color: #7E99B0; margin-bottom: 16px; }
.crumb a:hover { color: #fff; }
.crumb span { margin: 0 8px; opacity: .5; }

/* ---------- cta band ---------- */
.cta-band { position: relative; overflow: hidden; background: var(--grad-ink); color: #C6D8E7; }
.cta-band img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .22; }
.cta-band .wrap { position: relative; z-index: 2; padding: 72px var(--pad); display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: center; }
.cta-band h2 { color: #fff; }
.cta-band p { margin: 12px 0 0; max-width: 640px; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- reveal ---------- */
/* 仅在 JS 可用时启用淡入动效，避免脚本异常时内容不可见 */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.2, .7, .3, 1), transform .7s cubic-bezier(.2, .7, .3, 1); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

.to-top {
  position: fixed; right: 22px; bottom: 24px; width: 46px; height: 46px; border-radius: 50%;
  background: var(--c-ink); color: #fff; border: 0; display: grid; place-items: center;
  box-shadow: var(--sh-md); opacity: 0; pointer-events: none; transition: opacity .25s ease, transform .25s ease; z-index: 80;
}
.to-top.show { opacity: 1; pointer-events: auto; }
.to-top:hover { transform: translateY(-3px); }
.to-top svg { width: 20px; height: 20px; }

/* ---------- responsive ---------- */
/* 顶部条徽标：窄于最宽版式时收起绿色新能源徽标，避免与右侧联系方式互相挤压
   （两枚徽标 + 邮箱 + 电话 + 语言按钮在 1280px 以下空间不足，中文英文一视同仁） */
@media (max-width: 1280px) {
  .topbar-badge.eco { display: none; }
}
@media (max-width: 1080px) {
  .g4, .p-grid { grid-template-columns: repeat(2, 1fr); }
  .apps { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .network { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .split { grid-template-columns: 1fr; gap: 34px; }
  .contact-grid { grid-template-columns: 1fr; }
  .quote-banner { grid-template-columns: 1fr; }
  .cta-band .wrap { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: repeat(2, 1fr); }
  .nav { display: none; }
  .burger { display: flex; margin-left: auto; }
  .nav.open {
    display: flex; flex-direction: column; align-items: stretch; gap: 2px;
    position: absolute; left: 0; right: 0; top: 74px; padding: 14px var(--pad) 22px;
    background: #fff; border-bottom: 1px solid var(--c-line); box-shadow: var(--sh-md);
  }
  .nav.open a { padding: 13px 10px; border-bottom: 1px solid var(--c-line-2); }
  .nav.open a.active::after { display: none; }
}
@media (max-width: 720px) {
  :root { --pad: 18px; }
  .section { padding: 62px 0; }
  .g2, .g3, .g4, .p-grid, .apps { grid-template-columns: 1fr; }
  .cert-grid, .patent-list, .case-grid { grid-template-columns: 1fr; }
  .media-2, .field-row { grid-template-columns: 1fr; }
  .hero .wrap { padding-top: 66px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-stat { border-bottom: 1px solid rgba(255, 255, 255, .1); }
  .topbar-badges { display: none; }
  .topbar-list { gap: 16px; }
  .topbar .wrap { height: 34px; }
  .network, .value-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .map-pin { font-size: .68rem; }
  .map-pin b { max-width: 130px; overflow: hidden; text-overflow: ellipsis; }

  /* 移动端卡片与弹窗微调 */
  .filter-panel { padding: 18px 16px; }
  .filter-row { gap: 12px; }
  .filter-search { max-width: none; flex-basis: 100%; }
  .filter-note { width: 100%; }
  .p-media, .case-media { height: 176px; }
  .p-metrics { grid-template-columns: 1fr 1fr; }
  .p-actions { padding: 0 16px 16px; }
  .p-body { padding: 18px 16px 0; }
  .case-body { padding: 18px 16px 0; }
  .case-foot { padding: 16px 16px 18px; }
  .switch-wrap { margin-bottom: 26px; }
  .switch { width: 100%; display: grid; grid-template-columns: 1fr 1fr; }
  .switch-btn { justify-content: center; padding: 11px 10px; font-size: .82rem; }
  .cert-facts { grid-template-columns: 1fr; }
  .modal { padding: 14px; }
  .modal-hero { height: 190px; }
  .modal-hero-body { left: 20px; right: 20px; bottom: 18px; }
  .modal-hero-body h3 { font-size: 1.16rem; }
  .modal-body, .cert-panel, .cm-body { padding: 20px 18px 22px; }
  .cm-head { padding: 16px 18px; }
  .spec-row { grid-template-columns: 1fr; gap: 3px; padding: 11px 14px; }
  .m-callout { flex-direction: column; align-items: stretch; }
  .m-callout .btn { width: 100%; }
  .cert-shield { padding: 22px 18px; }
}

/* 超窄屏（≤400px）：收紧页头，避免横向滚动 */
@media (max-width: 400px) {
  .site-header .wrap { gap: 12px; }
  .header-cta { gap: 8px; }
  .brand { gap: 8px; }
  .brand-logo { height: 29px; }
  .brand-badge { display: none; }
  .header-cta .btn { padding: 9px 12px; font-size: .8rem; }
}

/* 窄屏筛选面板：标签与控件改为上下排列 */
@media (max-width: 560px) {
  .topbar-item.mail { display: none; }
  .topbar-list { gap: 12px; }
  .topbar { font-size: .78rem; }
  .filter-group { flex-direction: column; align-items: stretch; gap: 10px; width: 100%; }
  .tabs { display: flex; width: 100%; }
  .tab { flex: 1; justify-content: center; padding: 9px 8px; font-size: .84rem; }
  .chips { width: 100%; }
  .chip { padding: 8px 12px; font-size: .82rem; }
}

/* ---------------- 产品分页（A1+ 服务端分页，§5.3.3） ---------------- */
.pager {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 34px;
  flex-wrap: wrap;
}
.pager:empty { display: none; }
.pager-num,
.pager-nav {
  min-width: 40px;
  height: 40px;
  padding: 0 14px;
  border: 1px solid var(--c-line, #dbe2ea);
  border-radius: 10px;
  background: #fff;
  color: var(--c-ink, #16324a);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
}
.pager-num:hover, .pager-nav:hover:not(:disabled) {
  border-color: var(--c-accent, #F0740C);
  color: var(--c-accent, #F0740C);
}
.pager-num.active {
  background: var(--c-navy, #0E2A45);
  border-color: var(--c-navy, #0E2A45);
  color: #fff;
  cursor: default;
}
.pager-nav:disabled {
  opacity: .4;
  cursor: not-allowed;
}

/* ---------------- 语言下拉（三语，§12.1） ---------------- */
.lang-menu {
  position: fixed;
  z-index: 1000;
  min-width: 148px;
  padding: 6px;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm, 10px);
  box-shadow: var(--sh-md);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.lang-menu-item {
  border: 0;
  background: transparent;
  text-align: left;
  padding: 9px 12px;
  border-radius: 8px;
  font: inherit;
  font-size: 14px;
  color: var(--c-ink);
  cursor: pointer;
}
.lang-menu-item:hover { background: var(--c-bg-soft); }
.lang-menu-item.active {
  background: var(--c-accent-soft);
  color: var(--c-accent);
  font-weight: 700;
}

/* =============================================================
   俄语布局适配（v1.39）：西里尔文案比中英文长 20%–40%，
   切到 html[lang="ru"] 时对定宽 / 不换行的关键位置放行换行、收紧间距。
   仅影响俄语档；中英文视觉零变化。
   ============================================================= */
/* 按钮允许两行（产品卡 CTA / hero 按钮组是重灾区） */
html[lang="ru"] .btn {
  white-space: normal;
  line-height: 1.3;
  padding-top: 11px;
  padding-bottom: 11px;
}
/* 桌面导航：俄语菜单项显著变长，收紧字号与内边距防溢出 */
html[lang="ru"] .nav a { padding: 10px 9px; font-size: .88rem; }
html[lang="ru"] .site-header .wrap { gap: 18px; }
@media (min-width: 1081px) and (max-width: 1360px) {
  html[lang="ru"] .nav a { padding: 10px 6px; font-size: .83rem; }
  html[lang="ru"] .site-header .wrap { gap: 12px; }
  html[lang="ru"] .header-cta { gap: 6px; }
}
/* 品牌筛选 chip 与产品卡领域角标：允许换行避免溢出圆角胶囊 */
html[lang="ru"] .chip { white-space: normal; text-align: left; line-height: 1.35; }
html[lang="ru"] .p-tag { white-space: normal; line-height: 1.4; }
/* 表格化指标的小字已带省略号，俄语下放宽为两行 */
html[lang="ru"] .p-metric span { white-space: normal; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }