/* ==========================================================================
   新乡零工通 · www.jcc.中国  静态站样式
   --------------------------------------------------------------------------
   设计原则（与 jcc-site 保持同一路线）：
     · 零外部资源：不引用 CDN、不引网络字体、不引外部图片，图形一律内嵌 SVG
     · 服务器只有 3 Mbps 带宽 + SEO 要首屏快，所以整站首屏 gzip 后必须 < 30KB
     · 移动端优先（蓝领用户绝大多数用手机）
   ========================================================================== */

:root {
  --primary: #0F5C4E;
  --primary-dark: #0A4038;
  --primary-soft: #E8F1ED;
  --accent: #E4762B;
  --accent-dark: #C25F1B;
  --accent-soft: #FDF1E7;
  --danger: #C0392B;
  --danger-soft: #FBEDEB;
  --ink: #16241F;
  --ink-2: #3E4F48;
  --muted: #6C7B75;
  --bg: #FBF9F4;
  --bg-alt: #F2F6F3;
  --line: #DDE5E0;
  --line-strong: #C6D4CD;
  --white: #FFFFFF;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 4px 14px rgba(15, 92, 78, .07);
  --shadow: 0 10px 30px rgba(15, 92, 78, .09);
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
          "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC",
          "WenQuanYi Micro Hei", "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; }
svg { display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--accent-dark); }
h1, h2, h3, h4 { line-height: 1.3; margin: 0; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0 0 12px; }
ul, ol { margin: 0 0 12px; padding-left: 1.25em; }
li { margin: 4px 0; }
strong { font-weight: 700; }

.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.wrap-narrow { max-width: 820px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--primary); color: #fff; padding: 10px 16px; border-radius: 0 0 10px 0;
}
.skip-link:focus { left: 0; color: #fff; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 6px; }

/* ------------------------------------------------------------------ 头部 */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 249, 244, .94);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 12px; min-height: 64px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); margin-right: auto; }
.brand:hover { color: var(--ink); }
.brand-mark { display: block; width: 40px; height: 40px; flex: 0 0 auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 18px; letter-spacing: .04em; }
.brand-text em { font-style: normal; font-size: 12px; color: var(--muted); }

.nav { display: flex; align-items: center; gap: 22px; }
.nav a { font-size: 15px; color: var(--ink-2); font-weight: 500; white-space: nowrap; }
.nav a:hover, .nav a.is-active { color: var(--primary); }
.nav a.nav-cta {
  background: var(--primary); color: #fff; padding: 9px 18px; border-radius: 999px; font-weight: 600;
}
.nav a.nav-cta:hover { background: var(--primary-dark); color: #fff; }
.nav-cta-btn {
  border: 0; font: inherit; font-size: 15px; font-weight: 600; cursor: pointer;
  background: var(--primary); color: #fff; padding: 10px 18px; border-radius: 999px;
}
.nav-cta-btn:hover { background: var(--primary-dark); }

.nav-toggle {
  display: none; width: 44px; height: 40px; border: 1px solid var(--line);
  background: var(--white); border-radius: 10px; cursor: pointer; padding: 10px 11px;
}
.nav-toggle span { display: block; height: 2px; background: var(--ink); border-radius: 2px; }
.nav-toggle span + span { margin-top: 5px; }

/* ------------------------------------------------------------------ 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 50px; padding: 12px 24px; border-radius: 999px;
  font: inherit; font-size: 16px; font-weight: 600; cursor: pointer;
  border: 2px solid transparent; transition: transform .15s ease, background-color .15s ease, color .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn .ico { width: 20px; height: 20px; flex: 0 0 auto; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-dark); color: #fff; }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary-soft); color: var(--primary-dark); }
.btn-light { background: #fff; color: var(--primary-dark); }
.btn-light:hover { background: #EFF5F2; color: var(--primary-dark); }
.btn-sm { min-height: 42px; padding: 8px 18px; font-size: 15px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

/* ------------------------------------------------------------------ 首屏 */
.hero { padding: 44px 0 12px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 30px; align-items: center; }
.eyebrow {
  display: inline-block; margin: 0 0 14px; padding: 5px 14px; border-radius: 999px;
  background: var(--primary-soft); color: var(--primary-dark);
  font-size: 13px; font-weight: 600; letter-spacing: .04em;
}
.hero h1 { font-size: clamp(28px, 6.6vw, 46px); }
.hero h1 .hl { color: var(--accent); }
.lead { margin: 18px 0 0; font-size: 16.5px; color: var(--ink-2); max-width: 36em; }
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0 0; padding: 0; }
.chips li {
  font-size: 14px; color: var(--primary-dark); background: var(--white);
  border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px; margin: 0;
}
.chips li::before { content: "· "; color: var(--accent); font-weight: 700; }
.hero-art { margin: 0 auto; max-width: 640px; width: 100%; }
.hero-art svg { width: 100%; height: auto; border-radius: 24px; }

/* ------------------------------------------------------------------ 区块 */
.section { padding: 52px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { max-width: 46em; margin-bottom: 30px; }
.kicker {
  margin: 0 0 8px; font-size: 13px; font-weight: 700; letter-spacing: .16em;
  color: var(--accent-dark);
}
.section h2 { font-size: clamp(22px, 4.4vw, 32px); }
.section-sub { margin: 12px 0 0; color: var(--ink-2); font-size: 15.5px; }
.note { margin: 20px 0 0; font-size: 13.5px; color: var(--muted); }

/* ------------------------------------------------------------ 通用卡片 */
.cards { display: grid; grid-template-columns: 1fr; gap: 18px; }
.card {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 26px 22px; box-shadow: var(--shadow-sm);
}
.card h3 { font-size: 19px; margin-bottom: 8px; }
.card p { margin: 0; color: var(--ink-2); font-size: 15.5px; }
.card-ico {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; border-radius: 13px; margin-bottom: 16px;
  background: var(--primary-soft); color: var(--primary);
}
.card-ico svg { width: 25px; height: 25px; }

/* ------------------------------------------------------------ 工种展示 */
.group { margin-bottom: 30px; }
.group:last-child { margin-bottom: 0; }
.group-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.group-head h3 { font-size: 20px; }
.group-head span { font-size: 14px; color: var(--muted); }
.jobs { display: grid; grid-template-columns: 1fr; gap: 12px; }
.job {
  background: var(--white); border: 1px solid var(--line); border-left: 4px solid var(--primary);
  border-radius: var(--radius); padding: 16px 18px;
}
.job.is-risk { border-left-color: var(--danger); }
.job-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.job-top a { font-size: 17px; font-weight: 700; color: var(--ink); }
.job-top a:hover { color: var(--primary); }
.job-price { margin: 8px 0 0; font-size: 15px; color: var(--accent-dark); font-weight: 600; }
.job-cert { margin: 8px 0 0; font-size: 14px; color: var(--ink-2); }
.job-cert .cert-name { font-weight: 600; color: var(--primary-dark); }
.job-count { margin: 6px 0 0; font-size: 13.5px; color: var(--muted); }
.job-count strong { color: var(--accent-dark); }

.tag {
  display: inline-block; padding: 2px 10px; border-radius: 999px;
  font-size: 12.5px; font-weight: 600; line-height: 1.7; white-space: nowrap;
}
.tag-risk { background: var(--danger-soft); color: var(--danger); }
.tag-cert { background: var(--primary-soft); color: var(--primary-dark); }
.tag-safe { background: var(--bg-alt); color: var(--muted); }
.tag-hot { background: var(--accent-soft); color: var(--accent-dark); }

/* ------------------------------------------------------------------ 流程 */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr; gap: 16px; }
.steps li {
  background: var(--white); border: 1px solid var(--line); border-top: 4px solid var(--primary);
  border-radius: var(--radius); padding: 22px 20px; margin: 0;
}
.step-no { display: block; font-size: 13px; font-weight: 700; letter-spacing: .12em; color: var(--accent-dark); margin-bottom: 6px; }
.steps h3 { font-size: 17px; margin-bottom: 6px; }
.steps p { margin: 0; color: var(--ink-2); font-size: 15px; }

/* ------------------------------------------------------------------ 保障 */
.facts { display: grid; grid-template-columns: 1fr; gap: 0; border-top: 1px solid var(--line); }
.fact { padding: 20px 0; border-bottom: 1px solid var(--line); }
.fact h3 { font-size: 17px; margin-bottom: 6px; }
.fact h3::before { content: "✓"; color: var(--accent); margin-right: 8px; font-weight: 700; }
.fact p { margin: 0; color: var(--ink-2); font-size: 15px; }
.cert-proof {
  margin-top: 24px; background: var(--white); border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg); padding: 22px; box-shadow: var(--shadow-sm);
}
.cert-proof h3 { font-size: 17px; margin-bottom: 10px; }
.cert-proof ul { margin: 0; padding-left: 1.1em; color: var(--ink-2); font-size: 15px; }
.cert-proof li strong { color: var(--danger); }

/* ------------------------------------------------------------------- FAQ */
.qa {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  margin-bottom: 10px; overflow: hidden;
}
.qa summary {
  cursor: pointer; padding: 16px 20px; font-weight: 600; font-size: 16px;
  list-style: none; display: flex; align-items: flex-start; gap: 12px;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::before {
  content: "+"; flex: 0 0 auto; width: 22px; height: 22px; line-height: 20px; text-align: center;
  border-radius: 50%; background: var(--primary-soft); color: var(--primary); font-weight: 700;
}
.qa[open] summary::before { content: "−"; background: var(--primary); color: #fff; }
.qa[open] summary { color: var(--primary-dark); }
.qa-body { padding: 0 20px 18px 52px; color: var(--ink-2); font-size: 15px; }
.qa-body > :last-child { margin-bottom: 0; }

/* ---------------------------------------------------------------- 联系条 */
.contact { padding-bottom: 60px; }
.contact-card {
  background: linear-gradient(150deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff; border-radius: var(--radius-lg); padding: 34px 24px;
  display: grid; grid-template-columns: 1fr; gap: 26px;
}
.contact-card h2 { font-size: clamp(22px, 4.6vw, 30px); color: #fff; }
.contact-sub { margin: 12px 0 0; color: rgba(255, 255, 255, .84); }
.contact-card .kicker { color: #F3C79C; }
.contact-meta { margin: 0; display: grid; gap: 12px; align-content: start; }
.contact-meta > div { border-top: 1px solid rgba(255, 255, 255, .18); padding-top: 10px; }
.contact-meta dt { font-size: 12.5px; letter-spacing: .1em; color: rgba(255, 255, 255, .62); }
.contact-meta dd { margin: 3px 0 0; font-size: 15px; }

/* ------------------------------------------------------------------ 页脚 */
.site-footer { border-top: 1px solid var(--line); background: var(--bg-alt); padding: 32px 0; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.footer-brand { display: flex; flex-direction: column; gap: 4px; line-height: 1.6; }
.footer-brand strong { font-size: 16px; }
.footer-brand span { font-size: 13.5px; color: var(--muted); }
.footer-title { font-size: 13px; font-weight: 700; color: var(--ink); letter-spacing: .06em; margin: 0 0 6px; }
.footer-links p { margin: 3px 0; font-size: 13.5px; color: var(--muted); }
.footer-links a { color: var(--muted); border-bottom: 1px dotted var(--line-strong); }
.footer-links a:hover { color: var(--primary); border-bottom-style: solid; }
.footer-legal { font-size: 13px; color: var(--muted); }
.footer-legal p { margin: 3px 0; }
.footer-legal a { color: var(--muted); border-bottom: 1px dotted var(--line-strong); }
.footer-legal a:hover { color: var(--primary); border-bottom-style: solid; }
.footer-note { color: var(--accent-dark); }
.sep { margin: 0 8px; color: var(--line-strong); }

/* --------------------------------------------------------------- 内页通版 */
.page-head { background: var(--primary-soft); padding: 30px 0 26px; border-bottom: 1px solid var(--line); }
.page-head h1 { font-size: clamp(23px, 5vw, 34px); }
.page-head p { margin: 12px 0 0; color: var(--ink-2); max-width: 48em; }
.crumb { font-size: 13.5px; margin-bottom: 14px; }
.crumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; color: var(--muted); }
.crumb li { margin: 0; }
.crumb li + li::before { content: "›"; margin-right: 6px; color: var(--line-strong); }
.crumb a { color: var(--muted); }
.crumb a:hover { color: var(--primary); }

.prose { max-width: 820px; }
.prose h2 { font-size: clamp(20px, 3.6vw, 26px); margin: 34px 0 12px; padding-top: 8px; }
.prose h3 { font-size: 18px; margin: 24px 0 8px; }
.prose h2:first-child, .prose h3:first-child { margin-top: 0; }
.prose ul, .prose ol { color: var(--ink-2); }
.prose p, .prose li { color: var(--ink-2); font-size: 15.5px; }
.prose table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 15px; }
.prose th, .prose td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
.prose th { background: var(--bg-alt); font-weight: 600; color: var(--ink); width: 34%; }
.prose td { color: var(--ink-2); }

.notice {
  border-left: 4px solid var(--accent); background: var(--accent-soft);
  border-radius: 0 var(--radius) var(--radius) 0; padding: 16px 18px; margin: 18px 0;
}
.notice-danger { border-left-color: var(--danger); background: var(--danger-soft); }
.notice-ok { border-left-color: var(--primary); background: var(--primary-soft); }
.notice p:last-child { margin-bottom: 0; }
.notice strong { color: var(--ink); }

.badge-pending {
  display: inline-block; padding: 3px 12px; border-radius: 999px;
  background: var(--accent); color: #fff; font-size: 13px; font-weight: 700;
}

/* ------------------------------------------------------------ SEO 落地页 */
.seo-hero { background: var(--primary-soft); padding: 28px 0 26px; border-bottom: 1px solid var(--line); }
.seo-hero h1 { font-size: clamp(23px, 5.4vw, 36px); }
.seo-hero .lead { margin-top: 14px; }
.stat-row { display: grid; grid-template-columns: 1fr; gap: 12px; margin: 22px 0 0; }
.stat {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 18px;
}
.stat dt { font-size: 13px; color: var(--muted); margin: 0; }
.stat dd { margin: 4px 0 0; font-size: 19px; font-weight: 700; color: var(--primary-dark); }
.stat dd .unit { font-size: 13px; font-weight: 500; color: var(--muted); }
.links-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.links-grid a {
  display: block; background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 12px 14px; font-size: 15px; font-weight: 600;
  color: var(--ink); text-align: center;
}
.links-grid a:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }
.cat-index { display: grid; grid-template-columns: 1fr; gap: 10px; }
.cat-index a {
  display: flex; justify-content: space-between; gap: 10px; align-items: baseline;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 13px 16px; color: var(--ink);
}
.cat-index a:hover { border-color: var(--primary); background: var(--primary-soft); }
.cat-index strong { font-size: 15.5px; font-weight: 600; }
.cat-index span { font-size: 13.5px; color: var(--muted); }

/* --------------------------------------------------------------- QR 弹层 */
.qr-dialog { border: none; padding: 0; background: transparent; max-width: 92vw; }
.qr-dialog::backdrop { background: rgba(22, 36, 31, .55); }
.qr-card {
  background: #fff; border-radius: var(--radius-lg); padding: 26px 22px;
  text-align: center; max-width: 340px; box-shadow: var(--shadow);
}
.qr-card h2 { font-size: 19px; margin-bottom: 8px; }
.qr-card p { font-size: 14px; color: var(--muted); }
.qr-svg { margin: 0 auto 14px; border: 1px solid var(--line); border-radius: 10px; }
.qr-large { width: 200px; height: 200px; }
.qr-inline { width: 132px; height: 132px; }
.qr-box {
  display: flex; align-items: center; justify-content: flex-start; gap: 18px; flex-wrap: wrap;
  background: var(--bg-alt); border: 1px dashed var(--line-strong);
  border-radius: var(--radius-lg); padding: 18px 20px; margin-top: 26px;
}
.qr-box > p { flex: 1 1 220px; }
.qr-box p { margin: 0; font-size: 14px; color: var(--muted); }
.qr-box strong { display: block; font-size: 16px; color: var(--ink); margin-bottom: 4px; }

/* ------------------------------------------------------------------ toast */
.toast {
  position: fixed; left: 50%; bottom: 26px; transform: translate(-50%, 14px);
  background: var(--ink); color: #fff; padding: 12px 22px; border-radius: 999px;
  font-size: 14.5px; opacity: 0; transition: opacity .22s ease, transform .22s ease;
  z-index: 90; pointer-events: none; max-width: calc(100% - 32px); text-align: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .22);
}
.toast.is-on { opacity: 1; transform: translate(-50%, 0); }

/* -------------------------------------------------------------- 断点适配 */
@media (max-width: 880px) {
  .nav-toggle { display: block; }
  .nav {
    display: none; width: 100%; flex-direction: column; align-items: stretch;
    gap: 0; padding: 8px 0 14px; border-top: 1px solid var(--line); margin-top: 8px;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 13px 4px; font-size: 16px; border-bottom: 1px solid var(--line); }
  .nav a.nav-cta, .nav-cta-btn { margin-top: 12px; text-align: center; border-bottom: none; width: 100%; }
}

@media (min-width: 700px) {
  .cards { grid-template-columns: repeat(3, 1fr); }
  .jobs { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .facts { grid-template-columns: repeat(2, 1fr); column-gap: 36px; }
  .stat-row { grid-template-columns: repeat(3, 1fr); }
  .links-grid { grid-template-columns: repeat(3, 1fr); }
  .cat-index { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-legal { grid-column: 1 / -1; border-top: 1px solid var(--line); padding-top: 14px; }
  .qa-body { padding-left: 56px; }
}

@media (min-width: 920px) {
  .hero { padding: 62px 0 22px; }
  .hero-grid { grid-template-columns: 1.05fr .95fr; gap: 44px; }
  .section { padding: 66px 0; }
  .steps { grid-template-columns: repeat(4, 1fr); gap: 14px; }
  .steps li { padding: 22px 18px; }
  .contact-card { grid-template-columns: 1.15fr .85fr; padding: 44px 44px; }
  .footer-grid { grid-template-columns: 1.6fr 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
  .btn:hover { transform: none; }
}

@media print {
  .site-header, .nav-toggle, .toast, .cta-row, .qr-dialog { display: none !important; }
  body { background: #fff; }
  .contact-card { background: #fff; color: #000; border: 1px solid #999; }
  .contact-card h2, .contact-card .kicker { color: #000; }
}