:root{
  --green:#18382f;
  --green2:#245247;
  --terracotta:#c9684a;
  --terracotta2:#e59b78;
  --cream:#f4ecdc;
  --sand:#e5d7bf;
  --paper:#fbf8f1;
  --ink:#21302c;
  --muted:#69766f;
  --line:#d9d1c2;
  --white:#fff;
  --dark:#10261f;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:Arial,"Microsoft YaHei","PingFang SC","Helvetica Neue",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased
}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
.skip-link{position:fixed;left:12px;top:-70px;z-index:999;background:#fff;padding:10px 14px;text-decoration:none}
.skip-link:focus{top:12px}

.page-frame{display:grid;grid-template-columns:92px 1fr;min-height:100vh}
.side-rail{
  position:sticky;top:0;height:100vh;z-index:70;
  display:flex;flex-direction:column;align-items:center;
  padding:18px 12px;background:var(--green);color:#fff
}
.rail-brand{
  width:64px;height:64px;display:flex;align-items:center;justify-content:center;
  padding:8px;background:#102920;border:1px solid rgba(255,255,255,.12);text-decoration:none
}
.rail-brand img{max-width:100%;max-height:34px;object-fit:contain}
.rail-nav{display:flex;flex-direction:column;gap:22px;margin:auto 0}
.rail-nav a{
  display:flex;flex-direction:column;align-items:center;gap:2px;
  color:#c6d7d0;text-decoration:none;font-size:11px
}
.rail-nav span{color:var(--terracotta2);font-size:9px;font-weight:900}
.rail-cta{
  width:60px;height:60px;display:flex;align-items:center;justify-content:center;
  background:var(--terracotta);color:#fff;text-decoration:none;font-weight:900;font-size:13px
}

.page-content{min-width:0}
.top-strip{
  min-height:62px;display:flex;align-items:center;justify-content:space-between;gap:25px;
  padding:0 42px;border-bottom:1px solid var(--line);background:#fff
}
.strip-left,.strip-right{display:flex;align-items:center;gap:16px}
.strip-left span,.strip-left strong,.strip-right span{font-size:10px;letter-spacing:.12em}
.strip-left span{color:var(--terracotta);font-weight:900}
.strip-left strong{color:#31443d}
.strip-right span{color:#8b908c}
.strip-right a{
  min-height:38px;display:inline-flex;align-items:center;justify-content:center;
  padding:7px 16px;background:var(--green);color:#fff;text-decoration:none;font-weight:900;font-size:13px
}

.hero{
  min-height:690px;display:grid;grid-template-columns:.82fr 1.18fr;gap:0;
  background:var(--cream)
}
.hero-copy{
  padding:86px 62px 70px 64px;display:flex;flex-direction:column;justify-content:center;
  border-right:1px solid #d7ccb9
}
.eyebrow{margin:0 0 12px;color:#a6533d;font-size:11px;font-weight:900;letter-spacing:.16em}
.eyebrow.dark{color:#98604f}.eyebrow.light{color:#f1b89f}
.hero h1{
  margin:0;font-size:clamp(52px,6vw,84px);line-height:.96;letter-spacing:-.06em
}
.hero h1 em{display:inline-block;margin-top:10px;color:var(--green);font-style:normal}
.hero-lead{max-width:610px;margin:28px 0 0;color:#5e6c66;font-size:18px}
.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:32px}
.hero-download{
  min-height:54px;display:inline-flex;align-items:center;justify-content:center;
  padding:12px 24px;background:var(--terracotta);color:#fff;text-decoration:none;font-weight:900
}
.hero-jump{color:var(--green);text-decoration:none;font-weight:900}
.hero-spec{display:grid;grid-template-columns:repeat(3,1fr);margin-top:38px;border-top:1px solid #d0c4b1}
.hero-spec>div{padding:15px 12px 0 0}
.hero-spec span,.hero-spec strong{display:block}
.hero-spec span{color:#9b958b;font-size:9px;font-weight:900;letter-spacing:.11em}
.hero-spec strong{margin-top:3px;font-size:13px}

.hero-canvas{
  display:grid;grid-template-rows:auto 1fr auto;
  min-width:0;padding:30px 38px;background:var(--green);color:#fff
}
.canvas-top,.canvas-foot{display:flex;align-items:center;justify-content:space-between;gap:20px}
.canvas-top{padding-bottom:16px;color:#b7cbc3;font-size:10px;letter-spacing:.13em}
.canvas-top b{color:var(--terracotta2);font-size:22px}
.tablet-stage{
  min-height:500px;display:flex;align-items:center;justify-content:center;
  background:#21493f;border:1px solid rgba(255,255,255,.1);overflow:hidden
}
.tablet-stage img{max-height:470px;max-width:92%;width:auto;object-fit:contain;filter:drop-shadow(0 26px 34px rgba(0,0,0,.28))}
.canvas-foot{padding-top:16px;border-top:1px solid rgba(255,255,255,.12)}
.canvas-foot span{color:var(--terracotta2);font-weight:900;font-size:11px}
.canvas-foot p{margin:0;color:#b8ccc4;font-size:12px}

.screen-section{
  position:relative;padding:95px 70px 100px;background:#fff;
  display:grid;grid-template-columns:.72fr 1.28fr;gap:72px
}
.section-index{
  position:absolute;right:35px;top:18px;color:#f1ece2;
  font-size:118px;line-height:1;font-weight:900;letter-spacing:-.08em
}
.screen-copy{position:relative;z-index:2}
.screen-copy h2,.status-copy h2,.check-title h2,.retry-copy h2,.table-title h2,.related-title h2,.faq-title h2,.final-section h2{
  margin:0;font-size:clamp(31px,3.2vw,45px);line-height:1.16;letter-spacing:-.04em
}
.screen-copy>p:last-child{color:var(--muted)}
.screen-flow{position:relative;z-index:2;border-top:2px solid var(--green)}
.screen-flow article{
  display:grid;grid-template-columns:48px 220px 1fr;gap:18px;
  padding:20px 0;border-bottom:1px solid var(--line)
}
.screen-flow article>span{color:var(--terracotta);font-size:11px;font-weight:900}
.screen-flow strong{font-size:17px}
.screen-flow p{margin:0;color:var(--muted)}
.section-download{
  grid-column:2;justify-self:start;margin-top:-30px;
  color:var(--green);font-weight:900;text-decoration:none
}

.status-section{display:grid;grid-template-columns:.9fr 1.1fr;background:var(--green);color:#fff}
.status-image-panel{
  padding:70px 54px;background:#d7c7ad;display:flex;align-items:center;justify-content:center
}
.status-image-panel figure{
  width:min(100%,490px);margin:0;padding:18px;background:#f5efe4;
  box-shadow:0 25px 65px rgba(44,50,45,.16)
}
.figure-label{display:flex;align-items:center;justify-content:space-between;padding:2px 2px 12px;color:#766d62}
.figure-label span{color:var(--terracotta);font-weight:900}
.figure-label strong{font-size:10px;letter-spacing:.12em}
.status-image-panel img{max-height:500px;width:auto;margin:0 auto;object-fit:contain}
.status-copy{padding:80px 70px;display:flex;flex-direction:column;justify-content:center}
.status-lead{color:#c5d8d0}
.status-list{margin-top:28px;border-top:1px solid rgba(255,255,255,.14)}
.status-list>div{
  display:grid;grid-template-columns:40px 1fr;gap:18px;padding:20px 0;border-bottom:1px solid rgba(255,255,255,.14)
}
.status-list>div>span{color:var(--terracotta2);font-weight:900}
.status-list strong{font-size:17px}
.status-list p{margin:4px 0 0;color:#b7cbc3}
.light-download{
  align-self:flex-start;margin-top:26px;min-height:50px;display:inline-flex;align-items:center;justify-content:center;
  padding:11px 22px;background:var(--cream);color:var(--green);text-decoration:none;font-weight:900
}

.check-section{padding:88px 70px;background:#efe6d6}
.check-title{display:grid;grid-template-columns:150px 1fr;gap:25px;align-items:start;margin-bottom:32px}
.check-title>span,.table-title>span,.related-title>span,.faq-title>span{
  color:#9d5b45;font-size:10px;font-weight:900;letter-spacing:.15em
}
.check-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:2px solid var(--green)}
.check-grid article{min-height:220px;padding:24px;border-right:1px solid #d1c5b3}
.check-grid article:last-child{border-right:0}
.check-grid>article>span{display:block;margin-bottom:28px;color:var(--terracotta);font-size:11px;font-weight:900}
.check-grid h3{margin:0;font-size:20px}
.check-grid p{color:#69726e;font-size:14px}

.retry-section{display:grid;grid-template-columns:1.05fr .95fr;background:#fff}
.retry-copy{padding:90px 70px}
.retry-copy>p:not(.eyebrow){color:var(--muted)}
.retry-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:28px}
.retry-actions a{
  min-height:50px;display:inline-flex;align-items:center;justify-content:center;
  padding:11px 22px;background:var(--green);color:#fff;text-decoration:none;font-weight:900
}
.retry-actions span{color:#8d928e;font-size:12px}
.retry-visual{padding:56px;background:#c96c4d}
.retry-visual figure{margin:0;padding:18px;background:#f6efe3}
.visual-cap{padding-bottom:12px;color:#8b776b;font-size:10px;font-weight:900;letter-spacing:.12em}
.retry-visual img{max-height:470px;width:auto;margin:0 auto;object-fit:contain}

.download-table{padding:88px 70px;background:#f8f4eb}
.table-title{display:grid;grid-template-columns:160px 1fr;gap:24px;margin-bottom:28px}
.table-body{border-top:2px solid var(--green)}
.table-row{
  min-height:88px;display:grid;grid-template-columns:55px 220px 1fr 110px;
  gap:20px;align-items:center;border-bottom:1px solid var(--line)
}
.table-row>span{color:var(--terracotta);font-size:11px;font-weight:900}
.table-row strong{font-size:17px}
.table-row p{color:var(--muted)}
.table-row a{text-align:right;color:var(--green);text-decoration:none;font-weight:900}

.related-section{padding:85px 70px;background:#fff}
.related-title{display:grid;grid-template-columns:150px 1fr;gap:24px;margin-bottom:28px}
.related-links{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.related-links a{
  min-height:150px;display:flex;flex-direction:column;padding:22px;
  border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-decoration:none
}
.related-links small{color:#a55e47;font-size:10px;font-weight:900;letter-spacing:.12em}
.related-links strong{margin-top:28px;font-size:18px}
.related-links b{margin-top:auto;color:var(--green);font-size:20px}

.faq-section{padding:88px 70px;background:var(--sand)}
.faq-title{display:grid;grid-template-columns:150px 1fr;gap:24px;margin-bottom:28px}
.faq-list{max-width:900px;margin-left:auto;border-top:1px solid #c6b99f}
.faq-list details{border-bottom:1px solid #c6b99f}
.faq-list summary{cursor:pointer;list-style:none;padding:20px 3px;font-size:18px;font-weight:900}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";float:right;color:var(--terracotta)}
.faq-list details[open] summary::after{content:"−"}
.faq-list p{margin:-2px 0 24px;padding-right:45px;color:#5f6964}

.final-section{
  min-height:190px;display:grid;grid-template-columns:110px 1fr auto;gap:28px;align-items:center;
  padding:38px 70px;background:var(--terracotta);color:#fff
}
.final-index{font-size:72px;font-weight:900;opacity:.25}
.final-section>div>span{font-size:10px;font-weight:900;letter-spacing:.15em}
.final-section p{margin:7px 0 0;color:#fff0e9}
.final-section>a{
  min-width:210px;min-height:54px;display:inline-flex;align-items:center;justify-content:center;
  padding:11px 22px;background:var(--green);color:#fff;text-decoration:none;font-weight:900
}

.footer{
  padding:50px 70px 88px;background:#10251f;color:#dce9e3;
  display:grid;grid-template-columns:1fr auto;gap:40px
}
.footer-brand img{height:32px;width:auto;max-width:160px;object-fit:contain;padding:6px 8px;background:#0b1a15;border:1px solid rgba(255,255,255,.1)}
.footer-brand p{color:#91a69d;font-size:13px}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-links a{color:#dce9e3;text-decoration:none;font-size:14px}
.mobile-bar{display:none}

@media(max-width:1100px){
  .page-frame{grid-template-columns:76px 1fr}
  .side-rail{padding-inline:8px}
  .rail-brand{width:56px;height:56px}
  .hero-copy{padding-left:45px;padding-right:40px}
  .screen-section,.status-copy,.check-section,.retry-copy,.download-table,.related-section,.faq-section{padding-left:45px;padding-right:45px}
}
@media(max-width:860px){
  .page-frame{display:block}
  .side-rail{display:none}
  .top-strip{padding-inline:24px}
  .hero{grid-template-columns:1fr}
  .hero-copy{padding:62px 28px 55px}
  .hero-canvas{padding:28px}
  .tablet-stage{min-height:390px}
  .tablet-stage img{max-height:360px}
  .screen-section{grid-template-columns:1fr;padding:70px 28px}
  .section-download{grid-column:auto;margin-top:0}
  .screen-flow article{grid-template-columns:44px 1fr}
  .screen-flow strong,.screen-flow p{grid-column:2}
  .status-section{grid-template-columns:1fr}
  .status-image-panel{padding:55px 28px}
  .status-copy{padding:62px 28px}
  .check-section{padding:65px 28px}
  .check-grid{grid-template-columns:1fr 1fr}
  .check-grid article:nth-child(2){border-right:0}
  .check-grid article:nth-child(-n+2){border-bottom:1px solid #d1c5b3}
  .retry-section{grid-template-columns:1fr}
  .retry-copy{padding:65px 28px}
  .retry-visual{padding:45px 28px}
  .download-table,.related-section,.faq-section{padding:65px 28px}
  .table-row{grid-template-columns:45px 1fr}
  .table-row p,.table-row a{grid-column:2}
  .table-row a{text-align:left;padding-bottom:12px}
  .final-section{grid-template-columns:80px 1fr;padding:36px 28px}
  .final-section>a{grid-column:2;width:100%}
  .footer{padding:50px 28px 90px}
}
@media(max-width:600px){
  body{font-size:15px;padding-bottom:62px}
  .top-strip{min-height:58px;padding-inline:14px}
  .strip-left span{display:none}
  .strip-right span{display:none}
  .strip-right a{font-size:12px;padding-inline:12px}
  .hero h1{font-size:clamp(42px,14vw,60px)}
  .hero-lead{font-size:16px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-download{width:100%}
  .hero-spec{grid-template-columns:1fr}
  .hero-spec>div{padding:10px 0;border-bottom:1px solid #d0c4b1}
  .hero-canvas{padding:20px 14px}
  .tablet-stage{min-height:300px}
  .tablet-stage img{max-height:280px}
  .section-index{font-size:80px}
  .screen-flow article{grid-template-columns:36px 1fr}
  .check-title,.table-title,.related-title,.faq-title{grid-template-columns:1fr;gap:8px}
  .check-grid{grid-template-columns:1fr}
  .check-grid article{min-height:auto;border-right:0;border-bottom:1px solid #d1c5b3}
  .check-grid>article>span{margin-bottom:12px}
  .status-image-panel figure{padding:14px}
  .status-image-panel img{max-height:330px}
  .retry-visual img{max-height:330px}
  .related-links{grid-template-columns:1fr}
  .related-links a{min-height:120px}
  .faq-list{margin-left:0}
  .faq-list p{padding-right:8px}
  .final-section{grid-template-columns:1fr}
  .final-index{font-size:50px}
  .final-section>a{grid-column:auto}
  .footer{grid-template-columns:1fr}
  .footer-links{display:grid;grid-template-columns:1fr 1fr}
  .mobile-bar{
    position:fixed;left:0;right:0;bottom:0;z-index:100;height:60px;
    display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;
    padding:8px 14px;background:rgba(24,56,47,.98);color:#fff;
    border-top:1px solid rgba(255,255,255,.1)
  }
  .mobile-bar a{
    min-height:42px;display:inline-flex;align-items:center;justify-content:center;
    padding:8px 15px;background:var(--terracotta);color:#fff;text-decoration:none;font-weight:900
  }
}