/* ============================================================
   panese.com.cn · 深圳市派立生科技有限公司（panese）
   工业科技风 + 科技蓝点缀 设计系统
   ============================================================ */

:root {
  /* 深蓝科技底（偏青，呼应 LOGO 湖蓝） */
  --navy:        #08324F;
  --navy-2:      #0D4368;
  --navy-deep:   #04182A;
  --navy-soft:   #14527A;
  --navy-dk:     #0A4A73;

  /* 品牌蓝点缀（对齐 LOGO 主色 #0090D8） */
  --copper:      #0090D8;
  --copper-lt:   #3DAEE8;
  --copper-dk:   #0072A8;
  --copper-glow: rgba(0,144,216,.20);

  /* 中性 */
  --ink:    #16202E;
  --ink-2:  #4A5A70;
  --ink-3:  #7A8899;
  --line:   #E3E8EF;
  --line-2: #EDF1F6;
  --bg:     #F6F8FB;
  --white:  #FFFFFF;

  /* 尺寸 */
  --wrap: 1200px;
  --radius: 4px;
  --shadow-sm: 0 2px 8px rgba(8,50,79,.06);
  --shadow:    0 8px 28px rgba(8,50,79,.10);
  --shadow-lg: 0 18px 48px rgba(8,50,79,.16);

  /* 字体 */
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; transition: color .2s, border-color .2s; }
img { max-width: 100%; height: auto; display: block; border: 0; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

.copper { color: var(--copper); }

/* ============================ 顶部信息条 ============================ */
.topbar {
  background: var(--navy-deep);
  color: rgba(255,255,255,.72);
  font-size: 13px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 38px; gap: 16px;
}
.topbar-slogan { letter-spacing: .02em; }
.topbar-contact { display: flex; align-items: center; gap: 10px; }
.topbar-contact b { font-weight: 600; letter-spacing: .02em; }
.tb-item:hover { color: var(--copper-lt); }
.tb-sep { opacity: .3; }

/* ============================ 主导航 ============================ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .25s;
}
.site-header.is-stuck { box-shadow: var(--shadow-sm); }

.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px; gap: 24px;
}

.logo { display: flex; align-items: center; flex-shrink: 0; }
.logo img { height: 40px; width: auto; object-fit: contain; }
.logo-text {
  font-size: 24px; font-weight: 700; letter-spacing: .04em; color: var(--navy);
}
.logo-text.light { color: #fff; }

.main-nav ul { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  display: block; padding: 10px 16px;
  font-size: 15px; font-weight: 500; color: var(--ink);
  position: relative; border-radius: var(--radius);
}
.main-nav a::after {
  content: ''; position: absolute; left: 16px; right: 16px; bottom: 4px;
  height: 2px; background: var(--copper);
  transform: scaleX(0); transform-origin: center; transition: transform .25s;
}
.main-nav a:hover { color: var(--copper-dk); }
.main-nav a:hover::after { transform: scaleX(1); }
.main-nav a.active { color: var(--copper-dk); font-weight: 600; }
.main-nav a.active::after { transform: scaleX(1); }

.header-right { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }

.btn-copper-sm {
  display: inline-block; padding: 8px 18px; border-radius: var(--radius);
  background: linear-gradient(135deg, var(--copper) 0%, var(--copper-dk) 100%);
  color: #fff; font-size: 14px; font-weight: 500;
  transition: transform .2s, box-shadow .2s;
}
.btn-copper-sm:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px var(--copper-glow);
  color: #fff;
}

.nav-toggle { display: none; width: 40px; height: 40px; position: relative; }
.nav-toggle span {
  position: absolute; left: 9px; width: 22px; height: 2px; background: var(--navy);
  transition: transform .3s, opacity .3s;
}
.nav-toggle span:nth-child(1) { top: 13px; }
.nav-toggle span:nth-child(2) { top: 19px; }
.nav-toggle span:nth-child(3) { top: 25px; }
.nav-toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ============================ 通用区块 ============================ */
.section { padding: 72px 0; }
.section-lg { padding: 96px 0; }
.section-navy { background: var(--navy); color: rgba(255,255,255,.86); }
.section-soft { background: var(--bg); }

.sec-head { text-align: center; margin-bottom: 48px; }
.sec-head .kicker {
  display: inline-block; font-size: 12px; letter-spacing: .22em; text-transform: uppercase;
  color: var(--copper); font-weight: 600; margin-bottom: 12px;
}
.section-navy .sec-head .kicker { color: var(--copper-lt); }
.sec-head h2 {
  font-size: 32px; font-weight: 700; color: var(--navy); letter-spacing: .01em;
  line-height: 1.35;
}
.section-navy .sec-head h2 { color: #fff; }
.sec-head p { margin-top: 12px; color: var(--ink-2); font-size: 15px; }
.section-navy .sec-head p { color: rgba(255,255,255,.66); }
.sec-head .divider {
  width: 48px; height: 3px; margin: 18px auto 0;
  background: linear-gradient(90deg, var(--copper), var(--copper-lt));
}

/* ============================ Hero 轮播 ============================ */
.hero {
  position: relative; height: 560px; overflow: hidden; background: var(--navy-deep);
}
.hero-slide {
  position: absolute; inset: 0; opacity: 0; transition: opacity .9s ease;
  background-size: cover; background-position: center;
}
.hero-slide.is-active { opacity: 1; }
.hero-slide::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(7,20,38,.88) 0%, rgba(7,20,38,.62) 55%, rgba(7,20,38,.35) 100%);
}
.hero-content {
  position: relative; z-index: 2; height: 100%;
  display: flex; flex-direction: column; justify-content: center;
  max-width: var(--wrap); margin: 0 auto; padding: 0 24px;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; align-self: flex-start;
  padding: 6px 14px; margin-bottom: 22px;
  border: 1px solid rgba(61,174,232,.45); border-radius: 100px;
  color: var(--copper-lt); font-size: 13px; letter-spacing: .06em;
  background: rgba(61,174,232,.08);
}
.hero-badge::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--copper-lt); box-shadow: 0 0 0 4px rgba(61,174,232,.2);
}
.hero h1 {
  font-size: 46px; font-weight: 700; color: #fff; line-height: 1.28;
  letter-spacing: .01em; max-width: 780px;
}
.hero h1 .accent { color: var(--copper-lt); }
.hero-sub {
  margin-top: 20px; font-size: 17px; color: rgba(255,255,255,.78);
  max-width: 640px; line-height: 1.8;
}
.hero-actions { margin-top: 36px; display: flex; gap: 14px; flex-wrap: wrap; }

.btn-copper {
  display: inline-block; padding: 13px 32px; border-radius: var(--radius);
  background: linear-gradient(135deg, var(--copper) 0%, var(--copper-dk) 100%);
  color: #fff; font-size: 15px; font-weight: 500;
  transition: transform .2s, box-shadow .2s;
}
.btn-copper:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(0,144,216,.34); color: #fff; }

.btn-ghost {
  display: inline-block; padding: 13px 32px; border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.42); color: #fff; font-size: 15px;
  transition: background .2s, border-color .2s;
}
.btn-ghost:hover { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.7); color: #fff; }

.hero-dots {
  position: absolute; z-index: 3; bottom: 32px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 10px;
}
.hero-dots button {
  width: 28px; height: 3px; background: rgba(255,255,255,.35); border-radius: 2px;
  transition: background .3s, width .3s;
}
.hero-dots button.is-active { background: var(--copper-lt); width: 44px; }

/* ============================ 数据指标条 ============================ */
.stats-bar {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--navy); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow);
}
.stat-item {
  padding: 32px 20px; text-align: center;
  border-right: 1px solid rgba(255,255,255,.08);
}
.stat-item:last-child { border-right: 0; }
.stat-num {
  font-size: 38px; font-weight: 700; color: var(--copper-lt);
  line-height: 1.2; letter-spacing: -.01em;
}
.stat-num small { font-size: 18px; font-weight: 600; margin-left: 2px; }
.stat-label {
  margin-top: 6px; font-size: 13px; color: rgba(255,255,255,.62); letter-spacing: .06em;
}

/* ============================ 产品卡片 ============================ */
.product-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.product-card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: transform .28s, box-shadow .28s, border-color .28s;
}
.product-card:hover {
  transform: translateY(-6px); box-shadow: var(--shadow);
  border-color: var(--copper);
}
.pc-media { position: relative; padding-top: 68%; overflow: hidden; background: var(--navy-soft); }
.pc-media img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s;
}
.product-card:hover .pc-media img { transform: scale(1.06); }
.pc-body { padding: 22px; }
.pc-body h3 {
  font-size: 17px; font-weight: 600; color: var(--navy); margin-bottom: 8px;
  display: flex; align-items: center; gap: 8px;
}
.pc-body h3::before {
  content: ''; width: 3px; height: 15px; background: var(--copper); flex-shrink: 0;
}
.pc-summary {
  font-size: 14px; color: var(--ink-2); line-height: 1.75;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.pc-more {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 14px;
  font-size: 14px; color: var(--copper-dk); font-weight: 500;
}
.pc-more::after { content: '→'; transition: transform .25s; }
.product-card:hover .pc-more::after { transform: translateX(4px); }

/* ============================ 新闻列表 ============================ */
.news-list { display: flex; flex-direction: column; }
.news-item {
  display: grid; grid-template-columns: 240px 1fr; gap: 28px;
  padding: 26px 0; border-bottom: 1px solid var(--line);
  transition: background .2s;
}
.news-item:hover { background: var(--bg); }
.news-item:hover .ni-title { color: var(--copper-dk); }
.ni-media {
  border-radius: var(--radius); overflow: hidden; padding-top: 62%; position: relative;
  background: var(--navy-soft);
}
.ni-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ni-media.empty,
.rc-media.empty {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dk, #0072A8) 100%);
}
.ni-media.empty .ph-title,
.rc-media.empty .ph-title {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  padding: 14px; text-align: center; color: #fff; font-size: 15px; font-weight: 600;
  line-height: 1.5; letter-spacing: .02em;
}
.ni-body { display: flex; flex-direction: column; justify-content: center; }
.ni-date {
  font-size: 13px; color: var(--copper); font-weight: 600; letter-spacing: .04em;
}
.ni-title {
  margin-top: 8px; font-size: 18px; font-weight: 600; color: var(--navy);
  line-height: 1.5; transition: color .2s;
}
.ni-summary {
  margin-top: 10px; font-size: 14px; color: var(--ink-2); line-height: 1.75;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

/* ============================ 面包屑 ============================ */
.crumbs {
  background: var(--bg); border-bottom: 1px solid var(--line); padding: 14px 0;
  font-size: 13px;
}
.crumbs ol { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.crumbs li { display: flex; align-items: center; gap: 8px; color: var(--ink-3); }
.crumbs li + li::before { content: '/'; color: var(--ink-3); opacity: .6; }
.crumbs a:hover { color: var(--copper-dk); }
.crumbs [aria-current="page"] { color: var(--ink); }

/* ============================ 内页通用 ============================ */
.page-hero {
  position: relative; padding: 72px 0 64px;
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy-2) 100%);
  overflow: hidden;
}
.page-hero::after {
  content: ''; position: absolute; right: -80px; top: -80px;
  width: 380px; height: 380px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,144,216,.22) 0%, transparent 70%);
}
.page-hero .wrap { position: relative; z-index: 2; }
.page-hero h1 { font-size: 36px; font-weight: 700; color: #fff; letter-spacing: .01em; }
.page-hero .ph-en {
  margin-top: 8px; font-size: 12px; letter-spacing: .28em; text-transform: uppercase;
  color: var(--copper-lt);
}
.page-hero p { margin-top: 14px; color: rgba(255,255,255,.72); max-width: 680px; }

/* 富文本正文 */
.article { max-width: 880px; margin: 0 auto; }
.article p { margin-bottom: 16px; line-height: 1.95; color: var(--ink); }
.article > p:first-of-type { font-size: 16px; line-height: 2; color: var(--ink); }
.article img { display: block; margin: 28px auto; border-radius: calc(var(--radius) + 4px); box-shadow: var(--shadow); max-width: 100%; }
.article h2, .article h3 { margin: 30px 0 14px; color: var(--navy); }
.article h2 { font-size: 22px; position: relative; padding-left: 16px; line-height: 1.4; }
.article h2::before { content: ''; position: absolute; left: 0; top: .16em; bottom: .16em; width: 4px; border-radius: 2px; background: linear-gradient(180deg, var(--copper), var(--copper-dk)); }
.article h3 { font-size: 18px; }
.article ul { padding-left: 22px; margin-bottom: 16px; }
.article li { list-style: disc; margin-bottom: 6px; }
/* 正文内表格（旧站 Word 粘贴内容常见） */
.article table { width: 100%; margin: 20px 0; border-collapse: collapse; font-size: 14px; }
.article td, .article th { border: 1px solid var(--line); padding: 10px 12px; line-height: 1.7; }
.article th { background: var(--bg); color: var(--navy); font-weight: 600; }
.article blockquote { margin: 18px 0; padding: 12px 16px; border-left: 3px solid var(--copper); background: var(--bg); color: var(--ink-2); }
/* 编辑器内嵌地图 -> 外链按钮 */
.map-link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; border: 1px solid var(--copper); border-radius: var(--radius);
  color: var(--copper); font-size: 13px; line-height: 1.8; text-decoration: none;
  transition: background .2s, color .2s;
}
.map-link:hover { background: var(--copper); color: #fff; }

/* ============================ 分页 ============================ */
.pagination {
  display: flex; align-items: center; justify-content: center; flex-wrap: wrap;
  gap: 8px; margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--line);
}
.pg-btn, .pg-num {
  min-width: 38px; height: 38px; padding: 0 14px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--line); border-radius: var(--radius);
  font-size: 14px; color: var(--ink-2); background: var(--white);
  transition: all .2s;
}
.pg-btn:hover, .pg-num:hover {
  border-color: var(--copper); color: var(--copper-dk); background: #F2F7FF;
}
.pg-num.is-current {
  background: linear-gradient(135deg, var(--copper), var(--copper-dk));
  border-color: var(--copper); color: #fff; font-weight: 600;
}
.pg-dots { color: var(--ink-3); padding: 0 4px; }
.pg-total { margin-left: 12px; font-size: 13px; color: var(--ink-3); }

/* ============================ CTA 通栏 ============================ */
.cta-band {
  padding: 56px 0;
  background: linear-gradient(120deg, var(--navy-deep) 0%, var(--navy) 60%, var(--navy-2) 100%);
  position: relative; overflow: hidden;
}
.cta-band::before {
  content: ''; position: absolute; left: -60px; bottom: -120px;
  width: 320px; height: 320px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,144,216,.24) 0%, transparent 70%);
}
.cta-inner {
  position: relative; z-index: 2;
  display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap;
}
.cta-text h2 { font-size: 28px; font-weight: 700; color: #fff; }
.cta-text p { margin-top: 8px; color: rgba(255,255,255,.7); font-size: 15px; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ============================ 页脚 ============================ */
.site-footer { background: var(--navy-deep); color: rgba(255,255,255,.66); }
.footer-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.5fr; gap: 40px;
  padding: 56px 24px 40px;
}
.fcol h4 {
  font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 18px;
  padding-bottom: 10px; border-bottom: 1px solid rgba(255,255,255,.1);
}
.fcol ul li { margin-bottom: 10px; font-size: 14px; }
.fcol ul li a:hover { color: var(--copper-lt); }
.f-logo { margin-bottom: 14px; }
.f-desc { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.55); }
.f-phone { margin-top: 18px; }
.f-phone-label { display: block; font-size: 12px; color: rgba(255,255,255,.45); }
.f-phone b { font-size: 22px; font-weight: 600; letter-spacing: .02em; }
.f-contact-list li { display: flex; gap: 10px; margin-bottom: 10px; font-size: 14px; }
.f-contact-list .fi {
  flex-shrink: 0; width: 34px; color: var(--copper); font-size: 13px; opacity: .9;
}
.f-wx { margin-top: 18px; display: flex; align-items: center; gap: 12px; }
.f-wx img {
  width: 84px; height: 84px; border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.14); background: #fff; padding: 4px;
}
.f-wx span { font-size: 13px; color: rgba(255,255,255,.5); }

.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); }
.fb-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; padding-top: 20px; padding-bottom: 20px;
  font-size: 13px; color: rgba(255,255,255,.45);
}
.fb-links a { margin-left: 18px; }
.fb-links a:hover { color: var(--copper-lt); }

/* ============================ 表单 ============================ */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 14px; color: var(--ink-2); font-weight: 500; }
.field label .req { color: var(--copper); margin-left: 2px; }
.field input, .field textarea, .field select {
  padding: 11px 14px; border: 1px solid var(--line); border-radius: var(--radius);
  font-size: 14px; font-family: inherit; color: var(--ink); background: var(--white);
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: 0; border-color: var(--copper); box-shadow: 0 0 0 3px var(--copper-glow);
}
.field textarea { min-height: 120px; resize: vertical; }
.form-submit { margin-top: 8px; }
.alert {
  padding: 12px 16px; border-radius: var(--radius); margin-bottom: 20px; font-size: 14px;
}
.alert-ok { background: #F0F9F4; border: 1px solid #BFE3CE; color: #1E7A44; }
.alert-err { background: #FDF3F2; border: 1px solid #F3C9C4; color: #A63A2E; }

/* ============================ 验证码 ============================ */
.captcha-row { display: flex; align-items: center; gap: 10px; }
.captcha-row input {
  flex: 1; min-width: 0; padding: 11px 14px; border: 1px solid var(--line);
  border-radius: var(--radius); font-size: 14px; font-family: inherit; color: var(--ink);
  background: var(--white); transition: border-color .2s, box-shadow .2s;
}
.captcha-row input:focus { outline: 0; border-color: var(--copper); box-shadow: 0 0 0 3px var(--copper-glow); }
.captcha-img {
  width: 120px; height: 42px; border: 1px solid var(--line); border-radius: var(--radius);
  cursor: pointer; flex-shrink: 0; display: block; background: var(--white);
}
.cap-refresh {
  flex-shrink: 0; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--white); color: var(--copper); font-size: 20px; line-height: 1; cursor: pointer;
  transition: background .2s, border-color .2s;
}
.cap-refresh:hover { background: var(--copper-glow); border-color: var(--copper); }
.field-err .captcha-row input { border-color: #F3C9C4; box-shadow: 0 0 0 3px rgba(166,58,46,.12); }
/* 蜜罐：对真人完全不可见，机器人填了即被拦 */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ============================ 职位 ============================ */
.job-item {
  border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 16px;
  overflow: hidden; background: var(--white);
}
.job-head {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 20px 24px; cursor: pointer; transition: background .2s;
}
.job-head:hover { background: var(--bg); }
.job-title { font-size: 17px; font-weight: 600; color: var(--navy); }
.job-meta { display: flex; gap: 18px; margin-top: 6px; font-size: 13px; color: var(--ink-3); }
.job-meta span::before { content: '·'; margin-right: 6px; color: var(--copper); }
.job-toggle { color: var(--copper); font-size: 13px; flex-shrink: 0; }
.job-body { display: none; padding: 0 24px 24px; border-top: 1px solid var(--line-2); }
.job-item.is-open .job-body { display: block; padding-top: 20px; }
.job-item.is-open .job-toggle::after { content: '收起'; }
.job-toggle::after { content: '查看详情'; }

/* ============================ 响应式 ============================ */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .hero h1 { font-size: 38px; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: 0; }
  .stat-item:nth-child(1), .stat-item:nth-child(2) { border-bottom: 1px solid rgba(255,255,255,.08); }
}

@media (max-width: 768px) {
  .topbar-contact .tb-sep, .topbar-slogan { display: none; }
  .topbar-inner { justify-content: center; }

  .nav-toggle { display: block; }
  .header-right .btn-copper-sm { display: none; }
  .main-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--white); border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    max-height: 0; overflow: hidden; transition: max-height .3s ease;
  }
  .main-nav.is-open { max-height: 420px; }
  .main-nav ul { flex-direction: column; gap: 0; padding: 8px 0; }
  .main-nav a { padding: 14px 24px; font-size: 16px; border-radius: 0; }
  .main-nav a::after { display: none; }
  .main-nav a.active { background: #F2F7FF; border-left: 3px solid var(--copper); }

  .hero { height: 460px; }
  .hero h1 { font-size: 28px; }
  .hero-sub { font-size: 15px; }
  .hero-content { padding: 0 20px; }

  .section, .section-lg { padding: 48px 0; }
  .sec-head { margin-bottom: 32px; }
  .sec-head h2 { font-size: 24px; }
  .page-hero { padding: 48px 0 40px; }
  .page-hero h1 { font-size: 26px; }

  .product-grid { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 1fr; gap: 16px; }
  .ni-media { padding-top: 56%; }
  .ni-title { font-size: 16px; }

  .footer-grid { grid-template-columns: 1fr; gap: 28px; padding: 40px 20px 28px; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .form-grid { grid-template-columns: 1fr; }
  .pagination { gap: 6px; }
  .pg-total { width: 100%; text-align: center; margin: 8px 0 0; }
}

@media (max-width: 480px) {
  .stats-bar { grid-template-columns: 1fr; }
  .stat-item { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.08); }
  .stat-num { font-size: 30px; }
  .hero h1 { font-size: 24px; }
}

/* ============================ 产品详情 ============================ */
.product-detail {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
  align-items: start; margin-bottom: 40px;
}
.pd-media {
  border-radius: var(--radius); overflow: hidden; background: var(--navy-soft);
  border: 1px solid var(--line); position: relative; padding-top: 75%;
}
.pd-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.pd-info h1 { font-size: 28px; font-weight: 700; color: var(--navy); line-height: 1.4; }
.pd-sub { margin-top: 8px; color: var(--copper-dk); font-size: 15px; font-weight: 500; }
.pd-summary {
  margin-top: 18px; padding: 16px 18px; background: var(--bg);
  border-left: 3px solid var(--copper); border-radius: var(--radius);
  font-size: 15px; color: var(--ink-2); line-height: 1.9;
}
.pd-specs { margin-top: 22px; }
.pd-specs h4 { font-size: 16px; color: var(--navy); margin-bottom: 12px; font-weight: 600; }
.pd-specs table { width: 100%; border-collapse: collapse; font-size: 14px; }
.pd-specs td { padding: 10px 12px; border: 1px solid var(--line); }
.pd-specs td:first-child { background: var(--bg); color: var(--ink-2); width: 40%; font-weight: 500; }
.pd-actions { margin-top: 26px; display: flex; gap: 12px; flex-wrap: wrap; }
.pd-content { max-width: none; }

.notfound { text-align: center; padding: 90px 0; }
.notfound h2 { font-size: 24px; color: var(--navy); margin-bottom: 16px; }
.notfound a { color: var(--copper-dk); font-weight: 600; }
.notfound a:hover { text-decoration: underline; }

/* ============================ 新闻详情 ============================ */
.news-meta {
  display: flex; flex-wrap: wrap; gap: 18px; font-size: 13px;
  color: var(--ink-3); margin-bottom: 22px; padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.news-meta b { color: var(--copper-dk); font-weight: 600; }
.rel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.rel-card {
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  background: var(--white); transition: transform .25s, box-shadow .25s, border-color .25s;
}
.rel-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--copper); }
.rc-media { position: relative; padding-top: 58%; background: var(--navy-soft); overflow: hidden; }
.rc-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.rc-body { padding: 14px 16px; }
.rc-date { font-size: 12px; color: var(--copper); font-weight: 600; }
.rc-body h4 { margin-top: 6px; font-size: 15px; font-weight: 600; color: var(--navy); line-height: 1.5;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ============================ 关于页 ============================ */
/* ===== 企业核心数据带 ===== */
.about-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
  margin: 6px 0 46px; padding: 30px 22px;
  background: linear-gradient(135deg, var(--navy-deep), var(--navy-2));
  border-radius: calc(var(--radius) + 6px);
  box-shadow: var(--shadow);
}
.stat { text-align: center; position: relative; }
.stat + .stat::before {
  content: ''; position: absolute; left: -9px; top: 14%; bottom: 14%;
  width: 1px; background: rgba(255,255,255,.14);
}
.stat-num {
  font-size: 40px; font-weight: 800; line-height: 1; color: #fff;
  font-variant-numeric: tabular-nums; letter-spacing: -.01em;
}
.stat-unit { font-size: 20px; font-weight: 700; color: var(--copper-lt); margin-left: 2px; }
.stat-label { margin-top: 10px; font-size: 14px; color: rgba(255,255,255,.78); letter-spacing: .02em; }

/* ===== 企业信息卡 ===== */
.fact-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  margin-top: 42px;
}
.fact-card {
  display: flex; align-items: center; gap: 14px;
  padding: 18px 20px; background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.fact-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: rgba(0,144,216,.4); }
.fact-ico {
  flex-shrink: 0; width: 42px; height: 42px; display: grid; place-items: center;
  border-radius: 12px; background: rgba(0,144,216,.1); color: var(--copper);
}
.fact-ico svg { width: 22px; height: 22px; }
.fact-meta { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.fact-k { font-size: 12px; color: var(--ink-3); letter-spacing: .04em; }
.fact-v { font-size: 15px; color: var(--ink); font-weight: 600; word-break: break-all; line-height: 1.4; }
.fact-copper { border-color: rgba(0,144,216,.35); background: linear-gradient(135deg, #fff, rgba(0,144,216,.05)); }
.fact-copper .fact-ico { background: var(--copper); color: #fff; }
.fact-copper .fact-v { color: var(--copper-dk); }

/* ============================ 招聘正文 ============================ */
.job-body { color: var(--ink-2); font-size: 14px; line-height: 1.9; }
.job-body p { margin-bottom: 12px; }
.job-body img { max-width: 100%; border-radius: var(--radius); margin: 10px 0; }
.job-body h2, .job-body h3, .job-body h4 { color: var(--navy); margin: 16px 0 10px; }

/* ============================ 联系页 ============================ */
.contact-layout {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start;
}
.contact-info .article { max-width: none; }
.contact-info h3 { font-size: 17px; color: var(--navy); margin: 26px 0 12px; }
.contact-info h3:first-child { margin-top: 0; }
.contact-info .ci-item { display: flex; gap: 12px; margin-bottom: 12px; font-size: 14px; }
.contact-info .ci-item .ci-k { flex-shrink: 0; width: 56px; color: var(--copper); font-weight: 500; }
.contact-info .ci-item .ci-v { color: var(--ink-2); }
.contact-info .ci-weixin .ci-qr { width: 120px; height: 120px; margin-top: 6px; border: 1px solid var(--line); border-radius: 8px; background: #fff; padding: 4px; object-fit: contain; }
.contact-form-wrap {
  background: var(--bg); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px;
}
.contact-form-wrap h3 { font-size: 18px; color: var(--navy); margin-bottom: 18px; }

/* ============================ 下载中心 ============================ */
.dl-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px;
  margin-top: 8px;
}
.dl-card {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; transition: border-color .2s, box-shadow .2s, transform .2s;
}
.dl-card:hover { border-color: var(--copper-lt); box-shadow: 0 10px 28px var(--copper-glow); transform: translateY(-2px); }
.dl-ext {
  flex-shrink: 0; width: 56px; height: 56px; border-radius: var(--radius);
  background: linear-gradient(135deg, var(--copper), var(--copper-dk));
  color: #fff; font-weight: 700; font-size: 13px; letter-spacing: .5px;
  display: flex; align-items: center; justify-content: center; text-align: center; line-height: 1.1;
}
.dl-body { flex: 1; min-width: 0; }
.dl-body h3 { font-size: 16px; color: var(--navy); margin: 0 0 6px; }
.dl-desc { font-size: 13px; color: var(--ink-3); margin: 0 0 6px; line-height: 1.6; }
.dl-size { font-size: 12px; color: var(--copper-dk); margin: 0 0 14px; }
.dl-btn {
  display: inline-block; padding: 8px 18px; border-radius: var(--radius);
  background: var(--copper); color: #fff; font-size: 13px; font-weight: 500;
  text-decoration: none; transition: background .2s;
}
.dl-btn:hover { background: var(--copper-dk); }
.dl-note { margin-top: 26px; font-size: 14px; color: var(--ink-3); text-align: center; }
.dl-note a { color: var(--copper); }

/* ============================ 响应式补充 ============================ */
@media (max-width: 768px) {
  .product-detail, .contact-layout { grid-template-columns: 1fr; gap: 24px; }
  .pd-info h1 { font-size: 24px; }
  .rel-grid { grid-template-columns: 1fr; }
  .fact-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: repeat(2, 1fr); gap: 24px 12px; padding: 26px 16px; }
  .dl-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .about-stats { grid-template-columns: 1fr; }
  .about-stats .stat + .stat::before { display: none; }
}