/* 启程移民 —— 视觉母题：护照签证页（深墨蓝纸面 + 印章红 + 机读码） */
:root{
  --ink:#0F2438;        /* 主色 深墨蓝 */
  --ink-2:#1B3A57;
  --ink-soft:#4A5D70;
  --paper:#F3F4F1;      /* 冷调纸白 */
  --surface:#FFFFFF;
  --line:#DBE0E4;
  --line-soft:#EBEEF0;
  --seal:#A8322D;       /* 印章红，只用在关键处 */
  --ok:#15803D;
  --warn:#B45309;
  --radius:4px;
  --wrap:1120px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.75;
}
h1,h2,h3,.serif{
  font-family:"Songti SC","Source Han Serif SC","Noto Serif SC",Georgia,"Times New Roman",serif;
  font-weight:600;letter-spacing:.01em;line-height:1.3;margin:0;
}
a{color:var(--ink-2)}
img{max-width:100%}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.mono{font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace}

/* 头部 */
.site-head{border-bottom:1px solid var(--line);background:var(--surface);position:sticky;top:0;z-index:20}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand .mark{width:30px;height:30px;border:1.5px solid var(--seal);border-radius:50%;
  display:grid;place-items:center;color:var(--seal);font-size:13px;font-weight:700;transform:rotate(-8deg)}
.brand b{font-size:17px;font-family:"Songti SC","Noto Serif SC",Georgia,serif;letter-spacing:.02em}
.nav{display:flex;gap:26px;align-items:center}
.nav a{color:var(--ink-soft);text-decoration:none;font-size:15px}
.nav a:hover{color:var(--ink)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--radius);border:1px solid var(--ink);
  background:var(--ink);color:#fff;font-size:15px;font-weight:500;cursor:pointer;
  text-decoration:none;font-family:inherit;transition:background .15s}
.btn:hover{background:var(--ink-2)}
.btn-seal{background:var(--seal);border-color:var(--seal)}
.btn-seal:hover{background:#8E2823}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost:hover{background:rgba(15,36,56,.06)}
.btn-lg{padding:15px 30px;font-size:16px}
.btn[disabled]{opacity:.5;cursor:not-allowed}
:focus-visible{outline:2px solid var(--seal);outline-offset:2px}

/* 首屏 */
.hero{padding:72px 0 64px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.hero h1{font-size:44px;margin-bottom:20px}
.hero p.lead{font-size:18px;color:var(--ink-soft);max-width:34em;margin:0 0 28px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-meta{margin-top:30px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;gap:40px;flex-wrap:wrap}
.hero-meta div b{display:block;font-size:26px;font-family:"Songti SC",Georgia,serif}
.hero-meta div span{font-size:13px;color:var(--ink-soft)}

/* 签证页卡片 */
.visa-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;position:relative;overflow:hidden;
  background-image:repeating-linear-gradient(-45deg,rgba(15,36,56,.022) 0 2px,transparent 2px 9px)}
.visa-card .vc-head{display:flex;justify-content:space-between;align-items:flex-start;
  border-bottom:1px solid var(--line-soft);padding-bottom:14px;margin-bottom:18px}
.visa-card .vc-head span{font-size:12px;color:var(--ink-soft);letter-spacing:.08em}
.vc-row{display:flex;justify-content:space-between;padding:9px 0;font-size:14px;border-bottom:1px dotted var(--line)}
.vc-row span{color:var(--ink-soft)}
.vc-row b{font-weight:500}
.stamp{position:absolute;right:22px;top:56px;width:112px;height:112px;border-radius:50%;
  border:2px solid rgba(168,50,45,.55);color:var(--seal);display:grid;place-items:center;
  transform:rotate(-14deg);text-align:center;line-height:1.15;opacity:.92}
.stamp b{display:block;font-size:30px;font-family:"Songti SC",Georgia,serif}
.stamp i{font-style:normal;font-size:11px;letter-spacing:.1em}
.mrz{margin-top:18px;padding-top:14px;border-top:1px solid var(--line-soft);
  font-size:11.5px;color:#9AA6B1;word-break:break-all;line-height:1.7}

/* 通用区块 */
section{padding:72px 0}
.sec-head{max-width:38em;margin-bottom:40px}
.sec-head h2{font-size:30px;margin-bottom:12px}
.sec-head p{color:var(--ink-soft);margin:0}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.step{padding:26px 28px 26px 0;border-right:1px solid var(--line)}
.step:last-child{border-right:0}
.step .n{font-family:"Songti SC",Georgia,serif;font-size:15px;color:var(--seal);
  border:1px solid var(--seal);width:26px;height:26px;display:grid;place-items:center;
  border-radius:50%;margin-bottom:14px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{margin:0;color:var(--ink-soft);font-size:15px}

/* 表单 */
.form-sec{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.form-card{max-width:760px;margin:0 auto}
.fgroup{margin-bottom:44px}
.fgroup > h3{font-size:15px;color:var(--seal);padding-bottom:10px;border-bottom:1px solid var(--line);
  margin-bottom:26px;font-family:inherit;font-weight:600;letter-spacing:.04em}
.field{margin-bottom:26px}
.field > label{display:block;font-size:15px;font-weight:500;margin-bottom:4px}
.field .hint{font-size:13px;color:var(--ink-soft);margin-bottom:10px}
.field .req{color:var(--seal);margin-left:3px}
input[type=text],input[type=tel],input[type=email],input[type=number],input[type=password],select,textarea{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:var(--radius);
  background:#fff;font-size:15px;font-family:inherit;color:var(--ink)}
input:focus,select:focus,textarea:focus{border-color:var(--ink-2);outline:none;box-shadow:0 0 0 3px rgba(27,58,87,.1)}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-soft) 50%),linear-gradient(135deg,var(--ink-soft) 50%,transparent 50%);
  background-position:calc(100% - 19px) 50%,calc(100% - 14px) 50%;background-size:5px 5px;background-repeat:no-repeat}
.choices{display:flex;flex-wrap:wrap;gap:10px}
.choice{position:relative}
.choice input{position:absolute;opacity:0;width:0;height:0}
.choice span{display:block;padding:9px 16px;border:1px solid var(--line);border-radius:var(--radius);
  cursor:pointer;font-size:14.5px;background:#fff}
.choice input:checked + span{border-color:var(--ink);background:var(--ink);color:#fff}
.choice input:focus-visible + span{outline:2px solid var(--seal);outline-offset:2px}
.form-foot{border-top:1px solid var(--line);padding-top:26px;display:flex;
  align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.form-foot p{margin:0;font-size:13px;color:var(--ink-soft);max-width:30em}

/* 结果页 */
.result-head{background:var(--ink);color:#fff;padding:56px 0}
.result-head h1{color:#fff;font-size:32px;margin-bottom:8px}
.result-head p{color:#A9BDCE;margin:0}
.score-grid{display:grid;grid-template-columns:300px 1fr;gap:40px;margin-top:-40px}
.score-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;text-align:center;align-self:start}
.rate-num{font-family:"Songti SC",Georgia,serif;font-size:62px;line-height:1;margin:8px 0 2px}
.rate-num small{font-size:22px;margin-left:2px}
.bars{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.bar{margin-bottom:18px}
.bar .bh{display:flex;justify-content:space-between;font-size:14.5px;margin-bottom:6px;gap:12px}
.bar .bh span{color:var(--ink-soft);font-size:13.5px}
.track{height:7px;background:var(--line-soft);border-radius:3px;overflow:hidden}
.track i{display:block;height:100%;background:var(--ink-2);border-radius:3px}
.track i.strong{background:var(--ok)}
.track i.weak{background:var(--seal)}
.tag{display:inline-block;padding:2px 8px;border-radius:2px;font-size:12px;border:1px solid currentColor}
.tag.strong{color:var(--ok)}.tag.weak{color:var(--seal)}.tag.mid{color:var(--ink-soft)}

.paywall{background:var(--surface);border:1px solid var(--line);border-top:3px solid var(--seal);
  border-radius:var(--radius);padding:36px;display:grid;grid-template-columns:1fr 300px;gap:40px}
.paywall h2{font-size:24px;margin-bottom:12px}
.paywall ul{margin:18px 0 0;padding:0;list-style:none}
.paywall li{padding:8px 0 8px 24px;position:relative;font-size:15px;border-bottom:1px dotted var(--line)}
.paywall li:before{content:"";position:absolute;left:0;top:17px;width:11px;height:6px;
  border-left:1.5px solid var(--seal);border-bottom:1.5px solid var(--seal);transform:rotate(-45deg)}
.price{font-family:"Songti SC",Georgia,serif;font-size:44px;line-height:1}
.price sup{font-size:18px;vertical-align:top;margin-right:2px}
.locked{filter:blur(5px);user-select:none;pointer-events:none}

/* 收银台 */
.pay-grid{display:grid;grid-template-columns:1fr 340px;gap:40px;align-items:start}
.pm{display:flex;align-items:center;gap:14px;padding:16px 18px;border:1px solid var(--line);
  border-radius:var(--radius);background:#fff;cursor:pointer;margin-bottom:12px}
.pm input{margin:0}
.pm b{font-weight:500;font-size:15px}
.pm em{font-style:normal;color:var(--ink-soft);font-size:13px;display:block}
.pm:has(input:checked){border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}
.box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.notice{padding:14px 16px;border-left:3px solid var(--warn);background:#FDF6EC;font-size:14px;border-radius:0 3px 3px 0}
.notice.err{border-color:var(--seal);background:#FDF0EF}
.notice.ok{border-color:var(--ok);background:#EFF7F1}

/* 联系方式卡 */
.contact-card{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-top:22px}
.contact-item{border:1px solid var(--line);border-radius:var(--radius);padding:18px;background:#fff}
.contact-item span{font-size:13px;color:var(--ink-soft);display:block;margin-bottom:4px}
.contact-item b{font-size:17px;font-weight:500;word-break:break-all}

/* FAQ */
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{cursor:pointer;font-size:17px;font-weight:500;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary:before{content:"+";color:var(--seal);margin-right:10px}
.faq details[open] summary:before{content:"–"}
.faq p{margin:12px 0 0;color:var(--ink-soft);max-width:44em}

/* 页脚 */
.site-foot{background:var(--ink);color:#8FA6B8;padding:48px 0;font-size:14px;margin-top:0}
.site-foot .wrap{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.site-foot b{color:#fff;font-family:"Songti SC",Georgia,serif;font-size:16px}
.site-foot a{color:#8FA6B8}
.disclaimer{max-width:34em;line-height:1.7}

@media (max-width:900px){
  .hero-grid,.score-grid,.paywall,.pay-grid{grid-template-columns:1fr;gap:28px}
  .score-grid{margin-top:24px}
  .steps{grid-template-columns:1fr}
  .step{border-right:0;border-bottom:1px solid var(--line);padding-right:0}
  .hero h1{font-size:32px}
  .hero{padding:44px 0}
  section{padding:48px 0}
  .nav{display:none}
  .stamp{width:88px;height:88px;right:14px}
  .stamp b{font-size:24px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}