/* ============================================================
   宁夏元康药业有限公司 · 官网设计系统
   主色 #1D5BBF | 深 #0C2C60 | 浅 #9DB0CE | 类似 #2B1DBF | 点缀金 #D0912A
   ============================================================ */
:root {
  --brand: #1D5BBF;
  --brand-deep: #0C2C60;
  --brand-mid: #16408F;
  --brand-light: #9DB0CE;
  --brand-sky: #38BDF8;
  --brand-alt: #2B1DBF;
  --gold: #D0912A;
  --gold-soft: #F6E8CF;
  --teal: #0E8F8B;
  --violet: #6B5BD2;
  --ink: #1B2A44;
  --text: #42536E;
  --muted: #7C8BA6;
  --line: #E3EAF5;
  --bg: #F5F8FD;
  --bg-band: linear-gradient(180deg, #FDFEFF 0%, #EFF4FC 100%);
  --grad-brand: linear-gradient(135deg, #1D5BBF 0%, #38BDF8 100%);
  --grad-deep: linear-gradient(135deg, #0C2C60 0%, #1D5BBF 100%);
  --shadow-sm: 0 2px 10px rgba(12, 44, 96, .06);
  --shadow-md: 0 10px 30px rgba(12, 44, 96, .10);
  --shadow-lg: 0 18px 50px rgba(12, 44, 96, .16);
  --radius: 14px;
  --font: "PingFang SC", "Microsoft YaHei", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--text); background: #fff; line-height: 1.75; font-size: 16px; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
h1, h2, h3, h4 { color: var(--brand-deep); font-weight: 700; line-height: 1.35; }
.container { width: min(1200px, 92vw); margin: 0 auto; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
  transition: box-shadow .25s;
}
.site-header.scrolled { box-shadow: var(--shadow-md); }
.header-in { display: flex; align-items: center; gap: 22px; height: 78px; }
.brand { display: flex; align-items: center; gap: 12px; flex: none; }
.brand img { height: 52px; width: auto; }
.brand .bt { line-height: 1.2; }
.brand .bt b { display: block; font-size: 21px; letter-spacing: 3px; color: var(--brand-deep); font-weight: 800; }
.brand .bt span { display: block; font-size: 9.5px; letter-spacing: .5px; color: var(--muted); font-family: "Open Sans", var(--font); transform: scale(.92); transform-origin: left; white-space: nowrap; }
.main-nav { margin-left: auto; display: flex; align-items: center; }
.main-nav a {
  position: relative; display: inline-block; padding: 8px 15px; font-size: 18px;
  color: var(--ink); font-weight: 500; white-space: nowrap; transition: color .2s;
}
.main-nav a:hover { color: var(--brand); }
.main-nav a::after {
  content: ""; position: absolute; left: 50%; bottom: 2px; width: 0; height: 3px;
  border-radius: 3px; background: var(--grad-brand); transition: all .25s; transform: translateX(-50%);
}
.main-nav a:hover::after, .main-nav a.on::after { width: 60%; }
.main-nav a.on { color: var(--brand); font-weight: 700; }
.nav-tel {
  flex: none; display: flex; align-items: center; gap: 8px; margin-left: 14px;
  background: var(--grad-brand); color: #fff; border-radius: 999px; padding: 9px 18px;
  font-size: 14.5px; font-weight: 700; box-shadow: 0 6px 18px rgba(29, 91, 191, .35); white-space: nowrap;
}
.nav-tel svg { width: 15px; height: 15px; }
.menu-btn { display: none; margin-left: auto; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 10px; background: #fff; cursor: pointer; position: relative; }
.menu-btn i, .menu-btn i::before, .menu-btn i::after {
  content: ""; position: absolute; left: 11px; right: 11px; height: 2px; background: var(--brand-deep); border-radius: 2px; transition: .25s;
}
.menu-btn i { top: 21px; }
.menu-btn i::before { top: -7px; left: 0; right: 0; }
.menu-btn i::after { top: 7px; left: 0; right: 0; }
body.nav-open .menu-btn i { background: transparent; }
body.nav-open .menu-btn i::before { transform: rotate(45deg); top: 0; }
body.nav-open .menu-btn i::after { transform: rotate(-45deg); top: 0; }
.mobile-nav {
  display: none; position: fixed; inset: 78px 0 0; background: rgba(255, 255, 255, .98); z-index: 99;
  padding: 18px 7vw; flex-direction: column; gap: 4px; overflow-y: auto;
}
.mobile-nav a { padding: 14px 6px; font-size: 18px; font-weight: 600; color: var(--brand-deep); border-bottom: 1px solid var(--line); }
.mobile-nav a.on { color: var(--brand); }
.mobile-nav .nav-tel { justify-content: center; margin: 18px 0 0; }
body.nav-open .mobile-nav { display: flex; }

/* ---------- 首页 Hero ---------- */
.hero {
  position: relative; min-height: 720px; display: flex; align-items: center; color: #fff;
  background: var(--brand-deep); overflow: hidden;
}
.hero .bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hero .bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(8, 27, 60, .93) 0%, rgba(16, 55, 128, .82) 45%, rgba(29, 91, 191, .45) 100%),
              linear-gradient(180deg, transparent 55%, rgba(8, 27, 60, .55) 100%);
}
.hero-in { position: relative; z-index: 2; padding: 90px 0 200px; }
.hero-kicker {
  display: inline-flex; align-items: center; gap: 10px; font-size: 14px; letter-spacing: 4px;
  color: #CFE2FF; border: 1px solid rgba(255, 255, 255, .35); border-radius: 999px; padding: 6px 18px; margin-bottom: 26px;
}
.hero-kicker::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--gold); }
.hero h1 { color: #fff; font-size: clamp(34px, 4.6vw, 54px); line-height: 1.28; letter-spacing: 2px; margin-bottom: 20px; }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, #7CC4FF, #38BDF8); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { font-size: clamp(16px, 1.5vw, 19px); color: rgba(233, 241, 255, .92); max-width: 640px; margin-bottom: 36px; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 32px; border-radius: 999px; font-size: 16px; font-weight: 700; letter-spacing: 1px;
  transition: transform .2s, box-shadow .2s, background .2s; cursor: pointer; border: none;
}
.btn:hover { transform: translateY(-2px); }
.btn-gold { background: linear-gradient(135deg, #E5A93F, #C97F1B); color: #fff; box-shadow: 0 10px 26px rgba(201, 127, 27, .4); }
.btn-ghost { background: rgba(255, 255, 255, .1); color: #fff; border: 1px solid rgba(255, 255, 255, .55); }
.btn-ghost:hover { background: rgba(255, 255, 255, .2); }
.btn-brand { background: var(--grad-brand); color: #fff; box-shadow: 0 10px 26px rgba(29, 91, 191, .35); }
.btn-line { background: #fff; color: var(--brand); border: 1.5px solid var(--brand); }
.hero-stats {
  position: absolute; left: 0; right: 0; bottom: 46px; z-index: 3; transform: none;
}
.hero-stats .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.hstat {
  background: #fff; border-radius: var(--radius); padding: 20px 24px 18px; box-shadow: var(--shadow-lg);
  border-top: 3px solid var(--brand);
}
.hstat:nth-child(2) { border-top-color: var(--teal); }
.hstat:nth-child(3) { border-top-color: var(--violet); }
.hstat:nth-child(4) { border-top-color: var(--gold); }
.hstat b { display: block; font-size: clamp(24px, 2.6vw, 34px); color: var(--brand-deep); font-weight: 800; }
.hstat b i { font-style: normal; font-size: .55em; margin-left: 2px; color: var(--muted); font-weight: 600; }
.hstat span { font-size: 14px; color: var(--muted); }

/* ---------- 内页横幅 ---------- */
.page-banner { position: relative; height: 300px; display: flex; align-items: center; background: var(--brand-deep); overflow: hidden; }
.page-banner .bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.page-banner .bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(8, 27, 60, .92), rgba(29, 91, 191, .62)); }
.page-banner .container { position: relative; z-index: 2; color: #fff; }
.page-banner h1 { color: #fff; font-size: clamp(28px, 3.4vw, 40px); letter-spacing: 3px; }
.page-banner .en { font-size: 14px; letter-spacing: 5px; color: rgba(207, 226, 255, .85); text-transform: uppercase; margin-top: 6px; }
.page-banner .slogan { position: absolute; right: max(4%, calc((100% - 1200px) / 2 + 20px)); top: 50%; transform: translateY(-50%); z-index: 2; display: flex; align-items: center; gap: 16px; color: #fff; font-family: "Source Han Sans SC", "Noto Sans SC", "思源黑体", var(--font); font-size: 26px; font-weight: 700; letter-spacing: 4px; text-shadow: 0 2px 12px rgba(8, 27, 60, .45); white-space: nowrap; }
.page-banner .slogan i { width: 1px; height: 28px; background: rgba(255, 255, 255, .55); }
.crumbs { margin-top: 16px; font-size: 13.5px; color: rgba(220, 233, 255, .85); }
.crumbs a:hover { color: #fff; }
.crumbs i { font-style: normal; margin: 0 8px; opacity: .6; }

/* ---------- 通用板块 ---------- */
.section { padding: 88px 0; }
.section.tint { background: var(--bg-band); }
.section.blue-band { background: var(--grad-deep); }
.blue-band .split .txt h2 { color: #fff; }
.blue-band .split .txt .en { color: #7CC4FF; }
.blue-band .split .txt p { color: rgba(233, 241, 255, .88); }
.blue-band .split .txt p b { color: #9FD0FF; }
.blue-band .feat-line span { background: rgba(255, 255, 255, .1); color: #DCEBFF; border-color: rgba(255, 255, 255, .28); }
.blue-band .btn-line { border-color: #fff; }
.section.deep { background: var(--grad-deep); }
.sec-head { text-align: center; margin-bottom: 52px; }
.sec-head .bar { width: 46px; height: 5px; border-radius: 3px; background: var(--grad-brand); margin: 0 auto 16px; }
.sec-head h2 { font-size: clamp(26px, 3vw, 34px); letter-spacing: 2px; }
.sec-head .en { font-size: 13px; letter-spacing: 6px; color: var(--brand-light); text-transform: uppercase; margin-top: 8px; }
.sec-head p.desc { max-width: 720px; margin: 14px auto 0; color: var(--muted); font-size: 15.5px; }
.sec-head.light h2 { color: #fff; }
.sec-head.light .en { color: rgba(157, 176, 206, .9); }
.sec-head.light p.desc { color: rgba(214, 229, 250, .85); }

/* 卡片体系：白卡 + 每卡专属色（图标色块 + 同色左边条），末卡金色锚点 */
.cards { display: grid; gap: 22px; }
.cards.c2 { grid-template-columns: repeat(2, 1fr); }
.cards.c3 { grid-template-columns: repeat(3, 1fr); }
.cards.c4 { grid-template-columns: repeat(4, 1fr); }
.card {
  position: relative; background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--brand);
  border-radius: var(--radius); padding: 30px 26px; box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.card .ic {
  width: 54px; height: 54px; border-radius: 14px; display: flex; align-items: center; justify-content: center;
  background: rgba(29, 91, 191, .1); color: var(--brand); margin-bottom: 18px;
}
.card .ic svg { width: 27px; height: 27px; }
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { font-size: 14.5px; color: var(--text); }
.card .more { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-size: 14px; font-weight: 700; color: var(--brand); }
.card .more::after { content: "→"; transition: transform .2s; }
.card:hover .more::after { transform: translateX(4px); }
.card.k-teal { border-left-color: var(--teal); } .card.k-teal .ic { background: rgba(14, 143, 139, .1); color: var(--teal); } .card.k-teal .more { color: var(--teal); }
.card.k-violet { border-left-color: var(--violet); } .card.k-violet .ic { background: rgba(107, 91, 210, .1); color: var(--violet); } .card.k-violet .more { color: var(--violet); }
.card.k-alt { border-left-color: var(--brand-alt); } .card.k-alt .ic { background: rgba(43, 29, 191, .08); color: var(--brand-alt); } .card.k-alt .more { color: var(--brand-alt); }
.card.k-gold { border-left-color: var(--gold); } .card.k-gold .ic { background: rgba(208, 145, 42, .12); color: var(--gold); } .card.k-gold .more { color: var(--gold); }
.card.k-gold h3 { color: #8A6000; }

/* ---------- 图文左右板块 ---------- */
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.split.rev { grid-template-columns: 1fr 1.05fr; }
.split .pic { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.split .pic::after { content: ""; position: absolute; inset: 0; background: linear-gradient(160deg, rgba(29, 91, 191, .12), transparent 55%); }
.split .pic .tag {
  position: absolute; left: 0; bottom: 26px; z-index: 2; background: var(--grad-brand); color: #fff;
  padding: 10px 24px 10px 20px; border-radius: 0 999px 999px 0; font-size: 14px; letter-spacing: 2px; font-weight: 700;
}
.split .txt h2 { font-size: clamp(24px, 2.6vw, 32px); letter-spacing: 1.5px; margin-bottom: 6px; }
.split .txt .en { font-size: 12.5px; letter-spacing: 5px; color: var(--brand-light); text-transform: uppercase; margin-bottom: 18px; }
.split .txt p { margin-bottom: 14px; font-size: 15.5px; }
.split .txt p b { color: var(--brand); }
.feat-line { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0 26px; }
.feat-line span { background: rgba(29, 91, 191, .07); color: var(--brand-mid); border: 1px solid rgba(29, 91, 191, .18); font-size: 13.5px; padding: 6px 16px; border-radius: 999px; font-weight: 600; }

/* ---------- 数据带 ---------- */
.statband { background: var(--grad-deep); padding: 64px 0; color: #fff; position: relative; overflow: hidden; }
.statband::before {
  content: ""; position: absolute; right: -120px; top: -120px; width: 380px; height: 380px; border-radius: 50%;
  border: 60px solid rgba(255, 255, 255, .05);
}
.statband .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
.snum { text-align: center; }
.snum b { display: block; font-size: clamp(30px, 3.4vw, 44px); font-weight: 800; color: #fff; }
.snum b i { font-style: normal; font-size: .5em; margin-left: 3px; color: #9DB0CE; }
.snum span { font-size: 14.5px; color: rgba(210, 226, 250, .85); letter-spacing: 1px; }
.snum::after { content: ""; display: block; width: 34px; height: 3px; background: var(--gold); border-radius: 2px; margin: 12px auto 0; }

/* ---------- 产品卡 ---------- */
.prod-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.prod {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s; display: flex; flex-direction: column;
}
.prod:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.prod .hd { background: var(--grad-deep); color: #fff; padding: 20px 22px 18px; position: relative; }
.prod .hd h3 { color: #fff; font-size: 20px; letter-spacing: 1px; }
.prod .hd .en { font-size: 12px; color: rgba(207, 226, 255, .8); letter-spacing: .5px; margin-top: 2px; }
.prod .hd .cas { position: absolute; right: 18px; top: 22px; background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .3); font-size: 12px; padding: 3px 10px; border-radius: 999px; color: #EAF2FF; }
.prod .bd { padding: 18px 22px 22px; flex: 1; display: flex; flex-direction: column; gap: 10px; }
.prod .row { display: flex; gap: 10px; font-size: 14px; }
.prod .row i { font-style: normal; flex: none; color: var(--muted); width: 62px; }
.prod .row b { font-weight: 600; color: var(--ink); }
.prod .tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 12px; border-top: 1px dashed var(--line); }
.tag-pill { font-size: 12.5px; font-weight: 700; padding: 4px 12px; border-radius: 999px; }
.tp-blue { background: rgba(29, 91, 191, .09); color: var(--brand); }
.tp-teal { background: rgba(14, 143, 139, .1); color: var(--teal); }
.tp-gold { background: rgba(208, 145, 42, .12); color: #8A6000; }
.tp-violet { background: rgba(107, 91, 210, .1); color: var(--violet); }

/* 规格总表 */
.spec-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); font-size: 14.5px; }
.spec-table th { background: var(--brand-deep); color: #fff; font-weight: 600; padding: 14px 16px; text-align: left; letter-spacing: 1px; white-space: nowrap; }
.spec-table td { padding: 13px 16px; border-bottom: 1px solid var(--line); color: var(--text); vertical-align: top; }
.spec-table tr:nth-child(even) td { background: #F7FAFE; }
.spec-table tr:hover td { background: #EFF5FD; }
.spec-table td b { color: var(--brand-deep); }
.table-wrap { overflow-x: auto; border-radius: var(--radius); }

/* ---------- 流程步骤 ---------- */
.steps { display: grid; grid-template-columns: repeat(7, 1fr); gap: 14px; counter-reset: st; }
.step { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 26px 12px 20px; text-align: center; box-shadow: var(--shadow-sm); }
.step::before {
  counter-increment: st; content: counter(st, decimal-leading-zero);
  display: block; width: 40px; height: 40px; line-height: 40px; margin: -46px auto 12px; border-radius: 50%;
  background: var(--grad-brand); color: #fff; font-weight: 800; font-size: 15px; box-shadow: 0 6px 14px rgba(29, 91, 191, .35);
}
.step b { display: block; font-size: 15px; color: var(--brand-deep); }
.step span { font-size: 12px; color: var(--muted); }
.steps-wrap { padding-top: 34px; }

/* ---------- 时间线 ---------- */
.timeline { position: relative; max-width: 860px; margin: 0 auto; padding-left: 34px; }
.timeline::before { content: ""; position: absolute; left: 8px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(180deg, var(--brand), var(--brand-sky)); border-radius: 2px; }
.tl-item { position: relative; padding: 0 0 38px 26px; }
.tl-item::before {
  content: ""; position: absolute; left: -34px; top: 6px; width: 18px; height: 18px; border-radius: 50%;
  background: #fff; border: 5px solid var(--brand); box-shadow: 0 0 0 4px rgba(29, 91, 191, .15);
}
.tl-item.gold::before { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(208, 145, 42, .18); }
.tl-item .yr { font-size: 24px; font-weight: 800; color: var(--brand); line-height: 1.2; }
.tl-item.gold .yr { color: var(--gold); }
.tl-item h3 { font-size: 18px; margin: 4px 0 6px; }
.tl-item p { font-size: 14.5px; color: var(--text); max-width: 640px; }

/* ---------- 新闻 ---------- */
.news-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.news-item {
  display: flex; flex-direction: column; overflow: hidden;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s;
}
.news-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.news-img { flex: none; }
.news-img img { display: block; width: 100%; height: 170px; object-fit: cover; transition: transform .4s; }
.news-item:hover .news-img img { transform: scale(1.05); }
.news-txt { display: flex; flex-direction: column; flex: 1; padding: 18px 20px 20px; }
.news-item h3 { font-size: 17px; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-item h3:hover { color: var(--brand); }
.news-item p { font-size: 14px; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-time { font-size: 13px; color: var(--muted); margin-top: auto; padding-top: 12px; }

/* ---------- 荣誉 ---------- */
.honor-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.honor {
  background: linear-gradient(180deg, #fff 0%, #F7FAFE 100%); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 34px 20px; text-align: center; box-shadow: var(--shadow-sm); transition: .25s;
}
.honor:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.honor .medal { width: 64px; height: 64px; margin: 0 auto 16px; border-radius: 50%; background: var(--gold-soft); display: flex; align-items: center; justify-content: center; color: var(--gold); font-size: 26px; font-weight: 800; border: 2px solid rgba(208, 145, 42, .35); }
.honor b { display: block; font-size: 16.5px; color: var(--brand-deep); margin-bottom: 6px; }
.honor span { font-size: 13px; color: var(--muted); }

/* ---------- 招聘 ---------- */
.job-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 30px; margin-bottom: 18px; box-shadow: var(--shadow-sm); display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: center; transition: .25s; }
.job-item:hover { box-shadow: var(--shadow-md); border-color: rgba(29, 91, 191, .4); }
.job-item h3 { font-size: 19px; }
.job-item h3 i { font-style: normal; font-size: 14px; color: var(--gold); margin-left: 12px; font-weight: 700; }
.job-item .meta { display: flex; flex-wrap: wrap; gap: 10px; margin: 10px 0; }
.job-item .meta span { font-size: 13px; background: rgba(29, 91, 191, .07); color: var(--brand-mid); padding: 3px 12px; border-radius: 999px; }
.job-item p { font-size: 14px; color: var(--muted); }

/* ---------- 表单 ---------- */
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 38px 36px; box-shadow: var(--shadow-md); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.f-item { display: flex; flex-direction: column; gap: 8px; }
.f-item.full { grid-column: 1 / -1; }
.f-item label { font-size: 14px; font-weight: 700; color: var(--brand-deep); }
.f-item label i { color: #D64541; font-style: normal; }
.f-item input, .f-item select, .f-item textarea {
  font-family: inherit; font-size: 15px; color: var(--ink); background: #F8FAFE;
  border: 1.5px solid var(--line); border-radius: 10px; padding: 12px 14px; outline: none; transition: .2s;
}
.f-item input:focus, .f-item select:focus, .f-item textarea:focus { border-color: var(--brand); background: #fff; box-shadow: 0 0 0 3px rgba(29, 91, 191, .12); }
.f-item textarea { min-height: 110px; resize: vertical; }
.form-note { grid-column: 1 / -1; font-size: 13px; color: var(--muted); }
.contact-info-grid { display: grid; gap: 16px; }
.ci-item { display: flex; gap: 16px; align-items: flex-start; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 20px 22px; box-shadow: var(--shadow-sm); }
.ci-item .ic { flex: none; width: 46px; height: 46px; border-radius: 12px; background: rgba(29, 91, 191, .1); color: var(--brand); display: flex; align-items: center; justify-content: center; }
.ci-item .ic svg { width: 22px; height: 22px; }
.ci-item b { display: block; color: var(--brand-deep); font-size: 15.5px; }
.ci-item p { font-size: 14px; color: var(--text); }
.map-ph { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: repeating-linear-gradient(45deg, #EDF3FC 0 14px, #F6F9FE 14px 28px); min-height: 260px; display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: 14.5px; flex-direction: column; gap: 8px; }
.map-ph b { font-size: 17px; color: var(--brand-mid); }

/* ---------- 母公司背书横幅 ---------- */
.parent-band { position: relative; overflow: hidden; background: linear-gradient(120deg, #0C2C60 0%, #16408F 55%, #1D5BBF 100%); color: #fff; border-radius: 20px; padding: 46px 50px; display: grid; grid-template-columns: 1.4fr auto; gap: 30px; align-items: center; }
.parent-band::after { content: ""; position: absolute; right: -70px; bottom: -110px; width: 300px; height: 300px; border-radius: 50%; border: 50px solid rgba(255, 255, 255, .06); }
.parent-band h3 { color: #fff; font-size: 24px; margin-bottom: 10px; }
.parent-band h3 i { font-style: normal; color: #F3C878; }
.parent-band p { color: rgba(219, 232, 251, .9); font-size: 15px; max-width: 640px; }
.parent-band .btn { position: relative; z-index: 2; }

/* ---------- 页脚 ---------- */
.site-footer { background: linear-gradient(160deg, #0A2450 0%, #0C2C60 55%, #123B7A 100%); color: #B9C9E4; margin-top: 0; }
.footer-main { padding: 88px 0 54px; display: grid; grid-template-columns: 1.5fr 1fr 1.2fr 1.4fr; gap: 44px; }
.footer-main h4 { color: #fff; font-size: 16.5px; letter-spacing: 2px; margin-bottom: 20px; position: relative; padding-bottom: 12px; }
.footer-main h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 26px; height: 3px; background: var(--gold); border-radius: 2px; }
.footer-brand img { height: 58px; margin-bottom: 14px; }
.footer-brand .fname { color: #fff; font-size: 18px; font-weight: 800; letter-spacing: 2px; margin-bottom: 10px; }
.footer-brand p { font-size: 13.5px; line-height: 1.9; color: #93A9CC; }
.footer-brand .cert { margin-top: 14px; font-size: 12.5px; color: #7E96BE; line-height: 2; }
.f-nav a { display: block; padding: 6px 0; font-size: 14.5px; color: #B9C9E4; transition: .2s; }
.f-nav a:hover { color: #fff; padding-left: 6px; }
.f-prod li { padding: 6px 0; font-size: 14px; color: #A9BCDD; }
.f-prod li b { color: #D8E5F8; font-weight: 600; display: block; font-size: 14.5px; }
.f-contact li { display: flex; gap: 10px; padding: 7px 0; font-size: 14px; color: #C6D5EE; align-items: flex-start; }
.f-contact li svg { flex: none; width: 16px; height: 16px; margin-top: 5px; color: var(--gold); }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .12); padding: 20px 0 26px; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; font-size: 12.8px; color: #7E96BE; }
.footer-bottom a:hover { color: #fff; }
.tech-support { color: #9FB4D4; }

/* ---------- 留资悬浮条 ---------- */
.cta-float { position: fixed; right: 22px; bottom: 26px; z-index: 90; display: flex; flex-direction: column; gap: 10px; }
.cta-float a { width: 52px; height: 52px; border-radius: 50%; background: var(--grad-brand); color: #fff; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-lg); transition: transform .2s; }
.cta-float a:hover { transform: translateY(-3px); }
.cta-float a svg { width: 22px; height: 22px; }
.cta-float a.top { background: #fff; color: var(--brand); border: 1.5px solid var(--line); opacity: 0; pointer-events: none; }
.cta-float a.top.show { opacity: 1; pointer-events: auto; }

/* ---------- 进场动效 ---------- */
.rv { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.rv.on { opacity: 1; transform: none; }
body.shot .rv { opacity: 1 !important; transform: none !important; transition: none !important; }

/* ---------- FAQ ---------- */
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 0 24px; margin-bottom: 14px; box-shadow: var(--shadow-sm); }
.faq summary { cursor: pointer; list-style: none; display: flex; align-items: center; gap: 12px; padding: 18px 0; font-size: 16.5px; font-weight: 700; color: var(--brand-deep); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q"; flex: none; width: 28px; height: 28px; border-radius: 8px; background: var(--grad-brand); color: #fff; font-size: 14px; display: flex; align-items: center; justify-content: center; }
.faq details p { padding: 0 0 18px 40px; font-size: 14.5px; color: var(--text); }
.faq details[open] { border-color: rgba(29, 91, 191, .45); }

/* ---------- 面包屑内页小工具 ---------- */
.lead-p { font-size: 16.5px; color: var(--ink); max-width: 860px; margin: 0 auto 40px; text-align: center; }
.lead-p b { color: var(--brand); }
.center { text-align: center; }
.mt40 { margin-top: 40px; } .mt56 { margin-top: 56px; }

/* ---------- 筛选条 ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 40px; }
.filter-chip {
  cursor: pointer; border: 1.5px solid var(--line); background: #fff; color: var(--text);
  padding: 9px 24px; border-radius: 999px; font-size: 15px; font-weight: 600; transition: .2s;
}
.filter-chip:hover { border-color: var(--brand); color: var(--brand); }
.filter-chip.on { background: var(--grad-brand); color: #fff; border-color: transparent; box-shadow: 0 6px 16px rgba(29, 91, 191, .3); }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .main-nav a { padding: 8px 10px; font-size: 18px; }
  .cards.c4 { grid-template-columns: repeat(2, 1fr); }
  .news-list { grid-template-columns: repeat(2, 1fr); }
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(4, 1fr); row-gap: 46px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .honor-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .main-nav, .nav-tel { display: none; }
  .page-banner .slogan { display: none; }
  .menu-btn { display: block; }
  .split, .split.rev { grid-template-columns: 1fr; gap: 34px; }
  .hero { display: block; min-height: 0; padding: 56px 0 40px; }
  .hero-in { padding: 0 0 8px; max-width: 100%; }
  .hero-stats { position: relative; z-index: 3; left: auto; right: auto; bottom: auto; transform: none; margin-top: 30px; }
  .hero-stats .container { grid-template-columns: repeat(2, 1fr); }
  .statband .container { grid-template-columns: repeat(2, 1fr); row-gap: 34px; }
  .parent-band { grid-template-columns: 1fr; padding: 36px 28px; }
}
@media (max-width: 640px) {
  .section { padding: 60px 0; }
  .header-in { height: 66px; }
  .mobile-nav { top: 66px; }
  .brand img { height: 42px; }
  .brand .bt b { font-size: 17px; letter-spacing: 2px; }
  .hero { min-height: 0; padding: 44px 0 32px; }
  .hero-in { padding: 0; }
  .hero-stats { margin-top: 26px; }
  .cards.c2, .cards.c3, .prod-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .news-list { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .job-item { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 30px; padding: 64px 0 40px; }
  .honor-grid { grid-template-columns: 1fr; }
  .cta-float { right: 14px; bottom: 16px; }
}