/* 菲迩电子 国际版站点样式
   版式参照 saitengtech.com（工厂模板：顶栏+导航+大图hero+关于+服务+产品分类+数据+优势+车间+新闻+四列页脚）
   配色沿用该模板：主色橘 #d9480f、深暖棕（原配色） #3a1e12、浅灰 #fff3e8
   2026-10-13 改版 */
:root {
  --primary: #d9480f;          /* 主色·橘 */
  --primary-dark: #b03a0a;
  --navy: #3a1e12;             /* 深暖棕（原配色） */
  --navy-2: #5a2b16;
  --ink: #3a1e12;
  --body: #4b3a32;
  --muted: #8a6f63;
  --line: #f0dccb;
  --bg: #fffdfa;
  --soft: #fff3e8;
  --soft-2: #fff8f2;
  --warn: #c1121f;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--body);
  font-family: "Poppins", "Rubik", -apple-system, BlinkMacSystemFont, "Segoe UI",
               "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  font-size: 15px; line-height: 1.75;
}
a { color: var(--navy); text-decoration: none; }
a:hover { color: var(--primary); }
img { max-width: 100%; }
h1, h2, h3, h4 { color: var(--ink); font-weight: 600; line-height: 1.3; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ---------- 预览横幅 ---------- */
.preview-banner {
  background: #fff6e9; color: #8a5a00; border-bottom: 1px solid #f3ddb9;
  font-size: 13px; padding: 8px 16px; text-align: center;
}

/* ---------- 顶栏 ---------- */
.topbar2 { background: var(--navy); color: #f0dccb; font-size: 13px; }
.topbar2 .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 8px 20px; }
.topbar2 a { color: #fff; }
.topbar2 a:hover { color: var(--primary); }
.topbar2 .tb-left, .topbar2 .tb-right { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }

/* ---------- 头部：logo + 导航 + 报价 ---------- */
.site-head { background: var(--bg); border-bottom: 1px solid var(--line); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 14px 20px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 700; color: var(--ink); white-space: nowrap; }
.brand span { color: var(--primary); }
.brand small { display: block; font-size: 11px; color: var(--muted); font-weight: 400; letter-spacing: .5px; }
.head-tools { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.head-phone { text-align: right; font-size: 12px; color: var(--muted); line-height: 1.2; }
.head-phone strong { display: block; font-size: 17px; color: var(--navy); }
.btn-quote {
  background: var(--primary); color: #fff; padding: 11px 20px; border-radius: 4px;
  font-weight: 600; font-size: 14px; display: inline-block;
}
.btn-quote:hover { background: var(--primary-dark); color: #fff; }

/* ---------- 主导航（含产品下拉） ---------- */
nav.main { background: var(--bg); border-bottom: 3px solid var(--primary); }
nav.main ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 4px; flex-wrap: wrap; }
nav.main > .wrap > ul > li { position: relative; }
nav.main a.nav-link {
  display: block; padding: 14px 16px; color: var(--ink); font-size: 15px; font-weight: 500;
}
nav.main a.nav-link:hover, nav.main a.nav-link.on { color: var(--primary); background: var(--soft); }
.dropdown { position: absolute; left: 0; top: 100%; min-width: 230px; background: var(--bg); border: 1px solid var(--line);
  box-shadow: 0 10px 26px rgba(176,58,10,.12); display: none; z-index: 50; padding: 6px 0; }
nav.main li:hover .dropdown { display: block; }
.dropdown a { display: block; padding: 9px 16px; font-size: 14px; color: var(--body); }
.dropdown a:hover { background: var(--soft); color: var(--primary); }

/* ---------- 首页：大图 hero ---------- */
.hero2 {
  background: linear-gradient(120deg, #3a1e12 0%, #5a2b16 45%, #7a3a1c 100%);
  color: #fff; position: relative; overflow: hidden;
}
.hero2::after {
  content: ""; position: absolute; right: -80px; top: -60px; width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(239,127,31,.45), transparent 65%); border-radius: 50%;
}
.hero2 .wrap { position: relative; z-index: 2; padding: 74px 20px 66px; }
.hero2 h1 { color: #fff; font-size: 44px; margin: 0 0 14px; max-width: 760px; }
.hero2 p { color: #f3e3d8; font-size: 17px; max-width: 720px; margin: 0 0 22px; }
.hero2 .cta { display: flex; gap: 12px; flex-wrap: wrap; }
.btn2 { display: inline-block; padding: 12px 24px; border-radius: 4px; font-weight: 600; font-size: 15px; }
.btn2.solid { background: var(--primary); color: #fff; }
.btn2.solid:hover { background: var(--primary-dark); color: #fff; }
.btn2.line { border: 2px solid rgba(255,255,255,.7); color: #fff; }
.btn2.line:hover { background: var(--bg); color: var(--navy); }
.hero2 .hero-stats { display: flex; gap: 26px; margin-top: 34px; flex-wrap: wrap; }
.hero2 .hero-stats b { display: block; font-size: 26px; color: var(--primary); }
.hero2 .hero-stats span { font-size: 13px; color: #e8d0be; }

/* ---------- 通用区块 ---------- */
section { padding: 40px 0; }                 /* 内页普通 section 的默认留白 */
section.hero2, section.cta-band { padding: 0; }
section.blk { padding: 62px 0; }
section.blk.soft { background: var(--soft); }
.sec-label { color: var(--primary); font-size: 14px; font-weight: 600; letter-spacing: .5px; margin-bottom: 6px; }
section.blk h2.sec-title { font-size: 32px; margin: 0 0 18px; }
.sec-head { text-align: center; max-width: 760px; margin: 0 auto 34px; }
.sec-head p { color: var(--muted); margin: 0; }

/* 关于公司 */
.about2 { display: grid; grid-template-columns: 1.15fr .85fr; gap: 36px; align-items: center; }
.about2 ul.feat { list-style: none; margin: 18px 0 0; padding: 0; }
.about2 ul.feat li { padding: 7px 0 7px 26px; position: relative; color: var(--body); }
.about2 ul.feat li::before {
  content: "✓"; position: absolute; left: 0; top: 7px; color: var(--primary); font-weight: 700;
}
.call-box { background: var(--soft); border-left: 4px solid var(--primary); padding: 16px 18px; margin-top: 20px; }
.call-box span { display: block; font-size: 13px; color: var(--muted); }
.call-box strong { font-size: 22px; color: var(--navy); }
.about-photo img { width: 100%; border-radius: 6px; box-shadow: 0 12px 30px rgba(176,58,10,.14); }

/* 服务卡 */
.svc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.svc-card { background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 22px; transition: .2s; }
.svc-card:hover { transform: translateY(-4px); box-shadow: 0 12px 26px rgba(176,58,10,.12); border-color: var(--primary); }
.svc-card h3 { margin: 0 0 8px; font-size: 18px; }
.svc-card p { margin: 0; font-size: 14px; color: var(--body); }

/* 产品分类卡 */
.cat-grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 20px; }
.cat-card2 { display: block; background: var(--bg); border: 1px solid var(--line); border-radius: 6px; overflow: hidden; transition: .2s; }
.cat-card2:hover { transform: translateY(-4px); box-shadow: 0 14px 28px rgba(176,58,10,.14); border-color: var(--primary); }
.cat-card2 img { width: 100%; height: 190px; object-fit: contain; background: #fff8f2; display: block; }
.cat-card2 .body { padding: 16px 18px 18px; }
.cat-card2 h3 { margin: 0 0 6px; font-size: 17px; }
.cat-card2 span { color: var(--primary); font-size: 13px; font-weight: 600; }

/* 数据条 */
.stats2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 18px; text-align: center; }
.stats2 .s { padding: 18px 10px; }
.stats2 b { display: block; font-size: 38px; color: var(--primary); font-weight: 700; line-height: 1.1; }
.stats2 span { color: #f0dccb; font-size: 14px; }
.band-navy { background: linear-gradient(120deg, #3a1e12, #5a2b16); }

/* 优势卡 */
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.why-card { border: 1px solid var(--line); border-top: 3px solid var(--primary); border-radius: 6px; padding: 20px; background: var(--bg); }
.why-card h3 { margin: 0 0 8px; font-size: 17px; }
.why-card p { margin: 0; font-size: 14px; }

/* 产品网格（沿用原类名） */
.prod-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 18px; margin-top: 14px; }
.prod { border: 1px solid var(--line); border-radius: 6px; background: var(--bg); overflow: hidden; display: flex; flex-direction: column; transition: .2s; }
.prod:hover { box-shadow: 0 12px 26px rgba(176,58,10,.12); border-color: var(--primary); }
.prod img { width: 100%; height: 180px; object-fit: contain; background: #fff8f2; }
.prod-ph {
  height: 180px; display: flex; align-items: center; justify-content: center;
  background: repeating-linear-gradient(45deg, #fff8f2, #fff8f2 12px, #fdeee0 12px, #fdeee0 24px);
  color: var(--muted); font-size: 13px; border-bottom: 1px solid var(--line);
}
.prod .body { padding: 13px 14px 15px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.prod .model { color: var(--primary); font-size: 13px; font-weight: 600; }
.prod .name { color: var(--ink); font-size: 15px; font-weight: 600; }
.prod .spec { color: var(--muted); font-size: 13px; }
.prod .meta { margin-top: auto; font-size: 12.5px; color: var(--muted); }
.prod .actions { margin-top: 9px; display: flex; gap: 8px; }
.prod .actions a, .prod .actions button {
  flex: 1; text-align: center; font-size: 13px; padding: 8px 0; border-radius: 4px;
  border: 1px solid var(--primary); background: var(--bg); color: var(--primary); cursor: pointer;
}
.prod .actions button { background: var(--primary); color: #fff; }
.prod .actions a:hover { background: var(--soft); }
.prod .actions button:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

/* 新闻卡 */
.news-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }
.news-card { border: 1px solid var(--line); border-radius: 6px; background: var(--bg); padding: 18px; }
.news-card time { color: var(--primary); font-size: 13px; }
.news-card h3 { margin: 6px 0 8px; font-size: 16px; }
.news-card a.more { font-size: 13px; font-weight: 600; color: var(--primary); }
.news-list { list-style: none; margin: 0; padding: 0; }
.news-list li { border-bottom: 1px solid var(--line); padding: 12px 0; display: flex; justify-content: space-between; gap: 14px; }
.news-list a { color: var(--ink); }
.news-list a:hover { color: var(--primary); }
.news-list time { color: var(--muted); font-size: 13px; white-space: nowrap; }

/* CTA 条 */
.cta-band { background: var(--primary); color: #fff; }
.cta-band .wrap { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 30px 20px; flex-wrap: wrap; }
.cta-band h3 { color: #fff; margin: 0; font-size: 22px; }
.cta-band .btn2 { background: var(--bg); color: var(--primary); }
.cta-band .btn2:hover { background: var(--navy); color: #fff; }

/* 通用卡片/表格（其他页面沿用） */
.card { border: 1px solid var(--line); border-radius: 6px; padding: 18px; background: var(--bg); }
.card p { margin: 6px 0 0; font-size: 14.5px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
th, td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
th { background: var(--soft); color: var(--ink); }
.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; }
.stat { text-align: center; padding: 18px 10px; border: 1px solid var(--line); border-radius: 6px; background: var(--bg); }
.stat b { display: block; font-size: 26px; color: var(--primary); }
.stat span { font-size: 13.5px; color: var(--muted); }
.layout { display: grid; grid-template-columns: 230px 1fr; gap: 24px; align-items: start; }
.side { border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: var(--bg); }
.side h3 { margin: 0; padding: 13px 15px; background: var(--navy); color: #fff; font-size: 15px; }
.side ul { list-style: none; margin: 0; padding: 6px 0; }
.side li button { width: 100%; text-align: left; border: 0; background: none; padding: 10px 15px; font-size: 14.5px; color: var(--body); cursor: pointer; }
.side li button:hover { background: var(--soft); color: var(--primary); }
.side li button.active { background: #fff3e8; color: var(--primary); font-weight: 600; border-left: 3px solid var(--primary); }
.empty { padding: 30px 0; color: var(--muted); }
.todo { color: var(--warn); font-size: 13px; }
.form-row { margin-bottom: 10px; }
.form-row label { display: block; font-size: 13.5px; color: var(--muted); margin-bottom: 4px; }
.form-row input, .form-row textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 4px; padding: 10px 11px; font-size: 14px; font-family: inherit;
}

/* 按钮（沿用 .btn） */
.btn {
  display: inline-block; background: var(--primary); color: #fff; padding: 11px 20px;
  border-radius: 4px; font-size: 15px; border: 1px solid var(--primary); cursor: pointer; font-weight: 600;
}
.btn:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }
.btn.ghost { background: var(--bg); color: var(--primary); }
.btn.ghost:hover { background: var(--soft); color: var(--primary-dark); }

/* 悬浮咨询 */
.float-contact { position: fixed; right: 14px; bottom: 90px; display: flex; flex-direction: column; gap: 8px; z-index: 40; }
.float-contact button, .float-contact a {
  width: 54px; height: 54px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg);
  box-shadow: 0 3px 10px rgba(176,58,10,.16); cursor: pointer; font-size: 12px; color: var(--ink);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; line-height: 1.1;
}
.float-contact .qq:hover { border-color: var(--primary); color: var(--primary); background: #fff3e8; }
.float-contact .wx:hover { border-color: #2aae67; color: #2aae67; background: #f4fff9; }
.float-contact .em:hover { border-color: var(--navy); color: var(--navy); background: var(--soft); }
.modal-mask { display: none; position: fixed; inset: 0; background: rgba(176,58,10,.5); z-index: 60; align-items: center; justify-content: center; padding: 20px; }
.modal-mask.show { display: flex; }
.modal { background: var(--bg); border-radius: 8px; max-width: 380px; width: 100%; padding: 20px 22px; border-top: 3px solid var(--primary); }
.modal h3 { margin-top: 0; }
.modal .qr-img, .modal .qr { width: 200px; height: 200px; margin: 10px auto; display: block; object-fit: contain; border: 1px solid var(--line); background: var(--bg); }
.qr-inline-wrap { display: flex; align-items: center; gap: 10px; margin-top: 8px; }
.qr-inline { width: 132px; height: 132px; object-fit: contain; border: 1px solid var(--line); background: var(--bg); border-radius: 6px; }
.modal .close { margin-top: 12px; width: 100%; }

/* 页脚 */
footer.site { background: var(--navy); color: #f0e2d5; margin-top: 0; padding: 46px 0 26px; font-size: 14px; }
footer.site .cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 26px; }
footer.site h4 { color: #fff; font-size: 16px; margin: 0 0 12px; }
footer.site a { color: #f0e2d5; }
footer.site a:hover { color: var(--primary); }
footer.site p { margin: 0 0 8px; }
footer.site .foot-bottom { border-top: 1px solid rgba(255,255,255,.15); margin-top: 26px; padding-top: 14px; font-size: 12.5px; color: #c9a99a; }

/* 多语言内容块：默认隐藏，按 html[data-lang] 显示 */
.lang-zh, .lang-tw, .lang-en, .lang-ru, .lang-ko, .lang-fallback { display: none; }
[data-lang="zh"] .lang-zh { display: block; }
[data-lang="tw"] .lang-tw { display: block; }
[data-lang="en"] .lang-en { display: block; }
[data-lang="ru"] .lang-ru { display: block; }
[data-lang="ko"] .lang-ko { display: block; }
[data-lang="ko"] .lang-fallback { display: block; }
[data-lang="zh"] .lang-zh.lang-inline { display: inline; }
[data-lang="tw"] .lang-tw.lang-inline { display: inline; }
[data-lang="en"] .lang-en.lang-inline { display: inline; }
[data-lang="ru"] .lang-ru.lang-inline { display: inline; }
[data-lang="ko"] .lang-ko.lang-inline { display: inline; }
[data-lang="ko"] .lang-fallback.lang-inline { display: inline; }

@media (max-width: 860px) {
  .hero2 h1 { font-size: 30px; }
  .about2 { grid-template-columns: 1fr; }
  .layout { grid-template-columns: 1fr; }
  nav.main a.nav-link { padding: 12px 12px; font-size: 14px; }
  section.blk { padding: 44px 0; }
  section.blk h2.sec-title { font-size: 25px; }
}