/* =========================================================
   智行学历咨询 · 站点样式
   移动优先，无外部依赖
   ========================================================= */

:root{
  --ink:#16202A;
  --ink-2:#4A5A68;
  --ink-3:#7C8A96;
  --brand:#0E5C63;
  --brand-dark:#083D42;
  --brand-tint:#E9F2F2;
  --accent:#D9642F;
  --accent-dark:#BA4F1E;
  --bg:#FBF9F5;
  --surface:#FFFFFF;
  --alt:#F4F1EA;
  --line:#E5DFD5;
  --line-2:#EFEAE1;
  --radius:14px;
  --radius-lg:20px;
  --shadow:0 1px 2px rgba(22,32,42,.04),0 8px 24px rgba(22,32,42,.06);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

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

body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  padding-bottom:64px; /* 移动端底部条 */
}

img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
h1,h2,h3{line-height:1.3;margin:0;font-weight:600;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}

.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

.wrap{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 20px;
}
.wrap-narrow{max-width:840px;}

/* ---------- 顶部提示条 ---------- */
.notice-bar{
  background:var(--brand-dark);
  color:#D6E7E7;
  font-size:13px;
}
.notice-inner{
  display:flex;align-items:center;gap:9px;
  min-height:38px;
}
.dot{
  width:6px;height:6px;border-radius:50%;
  background:#6FD3B4;flex:0 0 auto;
  box-shadow:0 0 0 3px rgba(111,211,180,.18);
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(251,249,245,.92);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  min-height:68px;
}
.brand{display:flex;align-items:center;gap:9px;flex:0 0 auto;}
.brand-mark{
  display:grid;place-items:center;
  width:34px;height:34px;border-radius:10px;
  background:var(--brand);color:#fff;
}
.brand-text{font-weight:600;font-size:17px;letter-spacing:.01em;}

.nav{
  display:none;
  gap:26px;
  margin-left:auto;
  font-size:15px;
  color:var(--ink-2);
}
.nav a{position:relative;padding:4px 0;transition:color .18s;}
.nav a:hover{color:var(--brand);}

.header-tel{
  display:none;
  flex-direction:column;
  align-items:flex-end;
  line-height:1.25;
  margin-left:auto;
}
.header-tel-label{font-size:11px;color:var(--ink-3);letter-spacing:.08em;}
.header-tel strong{
  font-size:17px;font-weight:600;color:var(--brand);
  font-variant-numeric:tabular-nums;
}

.nav-toggle{
  margin-left:auto;
  width:42px;height:42px;
  display:grid;place-content:center;gap:5px;
  background:none;border:1px solid var(--line);border-radius:10px;
  cursor:pointer;padding:0;
}
.nav-toggle span{
  display:block;width:17px;height:1.5px;background:var(--ink);
  transition:transform .2s,opacity .2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);}

.nav.is-open{
  display:flex;
  flex-direction:column;
  position:absolute;left:0;right:0;top:100%;
  background:var(--surface);
  padding:8px 20px 18px;
  border-bottom:1px solid var(--line);
  gap:2px;
}
.nav.is-open a{padding:12px 0;border-bottom:1px solid var(--line-2);}

/* ---------- 通用元素 ---------- */
.eyebrow{
  font-size:12px;letter-spacing:.14em;
  color:var(--brand);font-weight:500;
  margin-bottom:14px;text-transform:uppercase;
}
.section{padding:64px 0;}
.section-alt{background:var(--alt);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:clamp(23px,3.2vw,33px);}
.section-lead{
  margin-top:16px;color:var(--ink-2);font-size:16px;
}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:100px;
  font-size:15px;font-weight:500;
  border:1px solid transparent;
  cursor:pointer;transition:background .18s,color .18s,border-color .18s,transform .12s;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-dark);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);}
.btn-block{width:100%;}

/* ---------- 首屏 ---------- */
.hero{
  padding:52px 0 60px;
  background:
    radial-gradient(760px 340px at 88% -8%,rgba(14,92,99,.07),transparent 70%),
    var(--bg);
  border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;gap:40px;}
.hero h1{
  font-size:clamp(29px,6.2vw,52px);
  letter-spacing:-.02em;
  line-height:1.24;
}
.hero h1 em{
  font-style:normal;
  color:var(--brand);
  box-shadow:inset 0 -.22em 0 rgba(14,92,99,.12);
}
.hero-lead{
  margin-top:22px;
  font-size:16px;color:var(--ink-2);
  max-width:44em;
}
.hero-actions{
  margin-top:30px;
  display:flex;flex-wrap:wrap;gap:12px;
}
.hero-note{
  margin-top:22px;
  font-size:13px;color:var(--ink-3);
  padding-left:14px;
  border-left:2px solid var(--line);
}

/* 批次卡 */
.batch-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px 24px;
  box-shadow:var(--shadow);
}
.batch-card-head{
  display:flex;justify-content:space-between;align-items:baseline;
  gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line-2);
}
.batch-card-head h2{font-size:15px;font-weight:600;}
.batch-time{font-size:11px;color:var(--ink-3);white-space:nowrap;}
.batch-list li{padding:18px 0;border-bottom:1px solid var(--line-2);}
.batch-list li:last-child{border-bottom:0;padding-bottom:6px;}
.batch-row{display:flex;align-items:center;gap:10px;justify-content:space-between;}
.batch-name{font-size:15px;font-weight:500;}
.batch-desc{margin-top:5px;font-size:13px;color:var(--ink-2);}
.batch-when{
  margin-top:7px;font-size:12px;color:var(--ink-3);
  font-variant-numeric:tabular-nums;
}
.tag{
  flex:0 0 auto;
  font-size:11px;padding:3px 9px;border-radius:100px;
  background:var(--brand-tint);color:var(--brand);
  letter-spacing:.02em;
}
.tag-hot{background:#FBE7DE;color:var(--accent-dark);}
.tag-muted{background:#EEECE6;color:var(--ink-3);}
.batch-foot{
  margin-top:12px;font-size:11px;color:var(--ink-3);
  padding-top:14px;border-top:1px solid var(--line-2);
}

/* ---------- 对比表 ---------- */
.table-scroll{
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:var(--surface);
}
.compare-table{
  width:100%;
  min-width:720px;
  border-collapse:collapse;
  font-size:14px;
}
.compare-table th,
.compare-table td{
  padding:16px 18px;
  text-align:left;
  vertical-align:top;
  border-bottom:1px solid var(--line-2);
}
.compare-table thead th{
  font-size:13px;font-weight:600;
  background:var(--alt);
  color:var(--ink);
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.compare-table thead th:nth-child(3){color:var(--brand);}
.compare-table tbody th{
  font-weight:500;color:var(--ink-2);
  background:#FCFBF8;
  white-space:nowrap;
  width:118px;
}
.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td{border-bottom:0;}
.compare-table td{color:var(--ink-2);}
.table-foot{
  margin-top:16px;font-size:12.5px;color:var(--ink-3);
  line-height:1.75;
  /* 与表格同宽，避免在 775px 处提前断行；balance 让两行长度接近，
     断点落在“非脱产。”之后，正好分成声明与免责两句 */
  max-width:none;
  text-wrap:balance;
}

/* ---------- 匹配器 ---------- */
.matcher{
  display:grid;gap:24px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:28px 24px;
  box-shadow:var(--shadow);
}
.q{border:0;margin:0 0 26px;padding:0;}
.q:last-child{margin-bottom:0;}
.q legend{
  font-size:15px;font-weight:500;
  padding:0;margin-bottom:14px;
  display:flex;align-items:center;gap:10px;
}
.q-no{
  font-size:11px;color:var(--brand);
  background:var(--brand-tint);
  padding:2px 7px;border-radius:6px;
  font-variant-numeric:tabular-nums;
}
.opt-row{display:flex;flex-wrap:wrap;gap:9px;}
.opt{
  position:relative;cursor:pointer;
  display:inline-flex;align-items:center;
}
.opt input{
  position:absolute;opacity:0;width:100%;height:100%;margin:0;cursor:pointer;
}
.opt span{
  display:block;
  padding:10px 16px;
  font-size:14px;
  border:1px solid var(--line);
  border-radius:100px;
  background:#FCFBF8;
  color:var(--ink-2);
  transition:border-color .16s,background .16s,color .16s;
}
.opt input:checked + span{
  border-color:var(--brand);
  background:var(--brand);
  color:#fff;
}
.opt input:focus-visible + span{
  outline:2px solid var(--accent);
  outline-offset:2px;
}

.matcher-result{
  background:var(--brand-dark);
  color:#EAF3F3;
  border-radius:var(--radius);
  padding:26px 22px;
}
.result-label{
  font-size:11px;letter-spacing:.14em;
  color:#7FBFC2;margin-bottom:8px;
}
.result-title{font-size:24px;color:#fff;}
.result-reason{
  margin-top:12px;font-size:14px;line-height:1.7;color:#C4DCDD;
}
.result-points{margin-top:18px;display:grid;gap:9px;}
.result-points li{
  position:relative;padding-left:20px;
  font-size:13.5px;color:#D5E6E6;
}
.result-points li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:7px;height:1.5px;background:#6FD3B4;
}
.matcher-result .btn{margin-top:24px;}
.result-foot{
  margin-top:12px;font-size:11px;color:#8AAFB1;text-align:center;
}

/* ---------- 流程 ---------- */
.steps{
  display:grid;gap:2px;
  counter-reset:step;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
}
.steps li{
  background:var(--surface);
  padding:26px 24px;
  position:relative;
}
.step-no{
  display:inline-grid;place-items:center;
  width:28px;height:28px;border-radius:50%;
  background:var(--brand-tint);color:var(--brand);
  font-size:13px;font-weight:600;
  font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.steps h3{font-size:16px;margin-bottom:8px;}
.steps p{font-size:13.5px;color:var(--ink-2);line-height:1.7;}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line);}
.faq details{border-bottom:1px solid var(--line);}
.faq summary{
  cursor:pointer;
  list-style:none;
  padding:20px 40px 20px 0;
  font-size:16px;font-weight:500;
  position:relative;
  transition:color .16s;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary:hover{color:var(--brand);}
.faq summary::after{
  content:"";position:absolute;right:6px;top:50%;
  width:9px;height:9px;
  border-right:1.5px solid var(--ink-3);
  border-bottom:1.5px solid var(--ink-3);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .2s;
}
.faq details[open] summary::after{
  transform:translateY(-30%) rotate(-135deg);
}
.faq-body{
  padding:0 0 22px;
  font-size:14.5px;color:var(--ink-2);
  line-height:1.8;
  max-width:60em;
}
.faq-body strong{color:var(--ink);font-weight:600;}

/* ---------- 表单 ---------- */
.form-grid{display:grid;gap:40px;}
.form-intro h2{font-size:clamp(23px,3.2vw,33px);}
.form-intro > p{margin-top:16px;color:var(--ink-2);font-size:15.5px;}
.check-list{margin-top:22px;display:grid;gap:10px;}
.check-list li{
  position:relative;padding-left:24px;
  font-size:14px;color:var(--ink-2);
}
.check-list li::before{
  content:"";position:absolute;left:2px;top:.62em;
  width:10px;height:5px;
  border-left:1.5px solid var(--brand);
  border-bottom:1.5px solid var(--brand);
  transform:rotate(-45deg);
}
.form-warn{
  margin-top:26px;padding:13px 16px;
  background:#FBF0E9;border-left:2px solid var(--accent);
  font-size:13px;color:#8A4A24;border-radius:0 8px 8px 0;
}

.lead-form{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px 24px;
  box-shadow:var(--shadow);
}
.field{margin-bottom:16px;flex:1;min-width:0;}
.field label{
  display:block;font-size:13px;color:var(--ink-2);
  margin-bottom:7px;font-weight:500;
}
.req{color:var(--accent);}
.field input[type="text"],
.field input[type="tel"],
.field select{
  width:100%;
  padding:12px 14px;
  font-size:15px;
  font-family:inherit;
  color:var(--ink);
  background:#FCFBF8;
  border:1px solid var(--line);
  border-radius:10px;
  transition:border-color .16s,background .16s;
  appearance:none;
}
.field select{
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 4.5L6 8l3.5-3.5' fill='none' stroke='%237C8A96' stroke-width='1.4' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 13px center;
  background-size:12px;
  padding-right:36px;
}
.field input:focus,
.field select:focus{
  outline:none;
  border-color:var(--brand);
  background:#fff;
  box-shadow:0 0 0 3px rgba(14,92,99,.09);
}
.field input.is-error{border-color:#C2443A;background:#FDF5F4;}
.field-row{display:flex;gap:14px;flex-wrap:wrap;}
.field-error{
  margin-top:6px;font-size:12px;color:#B23A2E;
}
.consent{
  display:flex;gap:10px;align-items:flex-start;
  margin:18px 0 6px;
  font-size:12.5px;line-height:1.65;color:var(--ink-2);
  cursor:pointer;
}
.consent input{
  margin:3px 0 0;flex:0 0 auto;
  width:16px;height:16px;accent-color:var(--brand);
  cursor:pointer;
}
.consent a{color:var(--brand);text-decoration:underline;text-underline-offset:2px;}
.lead-form .btn{margin-top:16px;}
.form-foot{
  margin-top:12px;font-size:11.5px;color:var(--ink-3);text-align:center;
}
.form-done{
  margin-top:18px;padding:16px 18px;
  background:var(--brand-tint);
  border-radius:10px;
  font-size:14px;color:var(--brand-dark);
}
.form-done strong{display:block;margin-bottom:4px;}
.form-done a{text-decoration:underline;}

/* ---------- 声明 / 页脚 ---------- */
.disclaimer{
  padding:32px 0;
  background:#F2EFE8;
  border-top:1px solid var(--line);
}
.disclaimer p{
  font-size:12.5px;line-height:1.85;color:var(--ink-2);
  /* 与容器同宽；窄屏折行时由 balance 均衡，避免末行只剩两三个字 */
  max-width:none;
  text-wrap:balance;
}
.disclaimer p + p{margin-top:10px;}
.disclaimer strong{color:var(--ink);font-weight:600;}

.site-footer{
  background:#12262A;
  color:#9DB3B5;
  padding:44px 0 36px;
  font-size:13px;
}
.footer-inner{display:grid;gap:26px;}
.footer-brand .brand-text{color:#fff;font-size:16px;}
.footer-brand p{margin-top:6px;font-size:12.5px;color:#7E9497;}
.footer-links{display:flex;flex-wrap:wrap;gap:18px;font-size:13px;}
.footer-links a:hover{color:#fff;}
.footer-legal{
  border-top:1px solid rgba(255,255,255,.1);
  padding-top:20px;font-size:12px;color:#6E8487;
}
.footer-legal p + p{margin-top:5px;}
.icp a:hover{color:#9DB3B5;}

/* ---------- 移动端底栏 ---------- */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  display:grid;grid-template-columns:1fr 1fr 1.25fr;
  gap:9px;
  padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);
  border-top:1px solid var(--line);
}
.mobile-bar a{
  display:flex;align-items:center;justify-content:center;gap:6px;
  height:46px;border-radius:100px;
  font-size:14.5px;font-weight:500;
  white-space:nowrap;
}
.mobile-bar-call{border:1px solid var(--line);color:var(--ink);}
.mobile-bar-wx{border:1px solid #C9DED0;color:#0F7B4F;background:#F3FAF6;}
.mobile-bar-apply{background:var(--accent);color:#fff;}

/* ---------- 微信咨询：表单旁的文字入口 ---------- */
.form-wx{
  margin-top:10px;font-size:13px;color:var(--ink-3);text-align:center;
}
.form-wx a{color:var(--brand);font-weight:500;}
.form-wx a:hover{text-decoration:underline;}

/* ---------- 微信咨询弹窗 ---------- */
.wx-modal{
  position:fixed;inset:0;z-index:120;
  display:none;
}
.wx-modal.is-open{display:block;}
.wx-mask{
  position:absolute;inset:0;
  background:rgba(22,32,42,.5);
  animation:wxFade .18s ease-out;
}
.wx-card{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:min(88vw,340px);
  background:var(--surface);
  border-radius:var(--radius-lg);
  padding:26px 24px 20px;
  box-shadow:0 24px 64px rgba(22,32,42,.28);
  text-align:center;
  animation:wxPop .2s ease-out;
}
.wx-close{
  position:absolute;top:8px;right:10px;
  width:32px;height:32px;border:0;background:none;
  font-size:24px;line-height:1;color:var(--ink-3);
  cursor:pointer;border-radius:50%;
}
.wx-close:hover{background:var(--alt);color:var(--ink);}
.wx-eyebrow{
  font-size:11.5px;letter-spacing:.08em;
  color:#0F7B4F;background:#F3FAF6;
  display:inline-block;padding:3px 10px;border-radius:100px;
}
.wx-card h3{font-size:17px;margin:12px 0 0;}
.wx-qr{
  width:172px;margin:16px auto 0;padding:9px;
  border:1px solid var(--line);border-radius:12px;background:#fff;
}
.wx-qr svg,.wx-qr img{width:100%;height:auto;display:block;}
.wx-tip{
  margin-top:14px;font-size:12.5px;line-height:1.7;color:var(--ink-3);
}
.wx-card .btn{margin-top:16px;}
.wx-tel{
  display:block;margin-top:12px;
  font-size:12.5px;color:var(--ink-3);
}
.wx-tel:hover{color:var(--brand);}
@keyframes wxFade{from{opacity:0}to{opacity:1}}
@keyframes wxPop{from{opacity:0;transform:translate(-50%,-46%)}to{opacity:1;transform:translate(-50%,-50%)}}
@media (prefers-reduced-motion:reduce){
  .wx-mask,.wx-card{animation:none;}
}

/* =========================================================
   断点
   ========================================================= */
@media (min-width:640px){
  .field-row{gap:16px;}
  .lead-form{padding:32px 30px;}
  .matcher{padding:32px 30px;}
  .steps{grid-template-columns:1fr 1fr;}
}

@media (min-width:900px){
  body{padding-bottom:0;}
  .mobile-bar{display:none;}
  .nav{display:flex;}
  .header-tel{display:flex;}
  .nav-toggle{display:none;}
  .section{padding:88px 0;}
  .hero{padding:76px 0 84px;}
  .hero-grid{
    grid-template-columns:minmax(0,1.35fr) minmax(340px,.85fr);
    gap:56px;align-items:start;
  }
  .batch-card{padding:30px 28px;position:sticky;top:92px;}
  .matcher{grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:36px;padding:40px 40px;}
  .matcher-result{padding:32px 28px;align-self:start;}
  .steps{grid-template-columns:repeat(3,1fr);}
  .form-grid{grid-template-columns:minmax(0,1fr) minmax(400px,.95fr);gap:64px;}
  .lead-form{padding:36px 34px;}
  .footer-inner{grid-template-columns:1.2fr 1fr;align-items:start;}
  .footer-legal{grid-column:1 / -1;}
}

@media (min-width:1080px){
  .steps{grid-template-columns:repeat(5,1fr);}
  .steps li{padding:28px 22px;}
}

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

/* 微信内打开时的可读性微调 */
@media (max-width:400px){
  .hero h1{font-size:27px;}
  .btn{padding:13px 20px;font-size:14.5px;}
  .footer-links{gap:14px;font-size:12.5px;}
}

/* 窄屏下两个下拉框改为上下排列，避免选项文字被截断 */
@media (max-width:560px){
  .field-row{flex-direction:column;gap:0;}
  .field-row .field{width:100%;}
}

/* 锚点定位避开吸顶导航 */
section[id]{scroll-margin-top:112px;}

/* ---------- 文档页（隐私政策等） ---------- */
.doc{
  max-width:760px;
  margin:0 auto;
  padding:56px 20px 72px;
}
.doc h1{font-size:clamp(24px,4vw,32px);margin-bottom:10px;}
.doc-meta{
  font-size:12.5px;color:var(--ink-3);
  padding-bottom:22px;border-bottom:1px solid var(--line);
  margin-bottom:32px;
}
.doc h2{
  font-size:17px;margin:34px 0 10px;
  padding-left:12px;border-left:2px solid var(--brand);
}
.doc p,.doc li{font-size:14.5px;color:var(--ink-2);line-height:1.85;}
.doc p + p{margin-top:10px;}
.doc ul{margin:10px 0;display:grid;gap:6px;}
.doc ul li{position:relative;padding-left:16px;}
.doc ul li::before{
  content:"";position:absolute;left:0;top:.78em;
  width:5px;height:5px;border-radius:50%;background:var(--line);
}
.doc strong{color:var(--ink);font-weight:600;}
.doc-back{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:40px;font-size:13.5px;color:var(--brand);
}
.doc-back:hover{text-decoration:underline;text-underline-offset:3px;}