*{box-sizing:border-box}
:root{
  --green:#173d26;
  --green2:#235b36;
  --gold:#9b7a42;
  --paper:#f7f0e2;
  --card:#fffaf0;
  --line:#eadfca;
  --ink:#2f2a20;
}
html,body{margin:0;min-height:100%;font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);background:#f7f0e2;}
body{
  background:
    linear-gradient(90deg,rgba(247,240,226,.96),rgba(247,240,226,.80)),
    url("poster_bg.png") left bottom/auto 100% no-repeat,
    radial-gradient(circle at 85% 30%,rgba(34,91,54,.12),transparent 32%),
    #f7f0e2;
}
.page-wrap{min-height:100vh;display:grid;grid-template-columns:330px 455px;align-items:center;justify-content:center;gap:46px;padding:32px 22px;}
.brand-panel{min-height:720px;position:relative;}
.brand-copy{padding-top:80px;}
.brand-copy h1{margin:0;color:var(--green);font-family:"STKaiti","KaiTi","Songti SC",serif;font-size:56px;letter-spacing:.08em;line-height:1.1;white-space:nowrap;font-weight:800;}
.brand-copy p{margin:22px 0 18px;color:#5d503a;font-family:"Songti SC","SimSun",serif;font-size:19px;letter-spacing:.22em;white-space:nowrap;}
.brand-copy i{display:block;width:126px;height:1px;background:linear-gradient(90deg,transparent,rgba(98,79,42,.55),transparent);margin:25px 0;}
.feature-row{display:flex;align-items:center;gap:13px;margin:20px 0;font-family:"Songti SC","SimSun",serif;color:#4d4636;font-size:18px;letter-spacing:.08em;}
.feature-row span{width:38px;height:38px;display:grid;place-items:center;border:1px solid rgba(78,65,42,.38);border-radius:50%;color:#80683f;}
.feature-row b,.feature-row em{font-weight:500;font-style:normal;}
.feature-row em{margin-left:10px;color:#3e382d;}
.back-link{display:inline-flex;margin-top:30px;padding:11px 22px;border-radius:999px;background:var(--green);color:#fff;text-decoration:none;box-shadow:0 12px 24px rgba(23,61,38,.18)}
.phone{width:455px;max-width:calc(100vw - 24px);border-radius:38px;overflow:hidden;background:#111;box-shadow:0 28px 85px rgba(0,0,0,.28);}
.screen{min-height:975px;background:#f8f1e4;border-radius:38px;overflow:hidden;position:relative;padding-bottom:18px;}
.hero{height:300px;line-height:0;background:#2a2117;}
.hero img{width:100%;height:100%;object-fit:cover;display:block;}
.card{margin:8px 10px 0;background:rgba(255,251,242,.96);border:1px solid rgba(112,86,43,.14);border-radius:16px;box-shadow:0 5px 14px rgba(65,45,18,.09);padding:14px 17px;}
.card h2{margin:0 0 12px;display:flex;align-items:center;gap:10px;color:#3d321f;font-family:"Songti SC","SimSun",serif;font-size:20px;letter-spacing:.12em;font-weight:800;}
.card h2 span{color:#9b7a42;font-size:18px;}
.tea-info{margin-top:8px;padding-bottom:12px;}
.info-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:8px 18px;font-size:15px;line-height:1.35;}
.info-grid b{font-weight:500;color:#4e4736;}
.info-grid strong{font-weight:600;color:#3b3529;}
.query-card{padding-bottom:13px;}
.query-form{height:45px;display:grid;grid-template-columns:1fr 122px;gap:11px;}
.query-form input{height:45px;border:1px solid rgba(95,76,44,.22);border-radius:10px;background:rgba(255,255,255,.92);padding:0 14px;font-size:15px;outline:none;color:#28251d;}
.query-form input:focus{border-color:rgba(23,61,38,.52);box-shadow:0 0 0 3px rgba(23,61,38,.08)}
.query-form button{height:45px;border:0;border-radius:10px;background:var(--green);color:#fff;font-size:16px;font-weight:700;letter-spacing:.08em;cursor:pointer;}
.hint{margin:8px 2px 0;color:#8b7a5a;font-size:12px;line-height:1.35;}
.article-card{padding-bottom:12px;}
.article-content{display:grid;grid-template-columns:185px 1fr;gap:14px;align-items:start;}
.article-content img{width:185px;height:82px;border-radius:7px;object-fit:cover;}
.article-content p{margin:0;font-size:15px;line-height:1.5;color:#323027;font-weight:500;}
.video-card{padding-bottom:12px;}
.trace-video{display:block;width:100%;height:170px;object-fit:cover;border-radius:11px;background:#101510;box-shadow:inset 0 0 0 1px rgba(255,255,255,.15);}
.video-note{margin:8px 2px 0;color:#8b7a5a;font-size:12px;text-align:center;}
.cert-card{padding-bottom:10px;}
.cert-card h2{justify-content:flex-start;margin-bottom:8px;}
.cert-card h2 em{margin-left:auto;font-style:normal;color:#9b7a42;font-size:26px;line-height:1;}
.cert-card img{display:block;width:100%;height:64px;object-fit:cover;object-position:center;border-radius:8px;}
footer{margin:9px 0 0;text-align:center;color:#9c8c70;font-size:13px;letter-spacing:.12em;line-height:1.6;}
.toast{position:fixed;left:50%;bottom:26px;z-index:100;transform:translate(-50%,120%);opacity:0;background:rgba(24,61,38,.94);color:#fff;border-radius:999px;padding:10px 18px;font-size:14px;box-shadow:0 12px 28px rgba(0,0,0,.18);transition:.22s ease;}
.toast.show{transform:translate(-50%,0);opacity:1;}
.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;}

/* 结果页 */
.result-screen{background:#fbf4e8;padding:0 0 24px;}
.result-header{height:132px;background:url("right_header_bg.png") center/cover no-repeat;display:flex;align-items:flex-start;justify-content:space-between;padding:42px 24px 0;color:var(--green);}
.result-header a,.result-header span{color:#1f2d22;text-decoration:none;font-size:28px;line-height:1;}
.result-header strong{font-family:"STKaiti","KaiTi","Songti SC",serif;font-size:24px;letter-spacing:.12em;}
.result-card{margin:-6px 28px 10px;background:rgba(255,251,244,.98);border-radius:18px;box-shadow:0 8px 22px rgba(82,60,27,.13);padding:26px 28px 24px;text-align:center;border:1px solid rgba(112,86,43,.12);}
.check{width:60px;height:60px;margin:0 auto 16px;border-radius:50%;background:#2f7f35;color:#fff;display:grid;place-items:center;font-size:38px;font-weight:800;}
.result-card h1{margin:0 0 18px;color:var(--green);font-family:"Songti SC","SimSun",serif;font-size:20px;letter-spacing:.08em;}
.result-card dl{margin:0;padding:14px 0 4px;border-top:1px solid rgba(112,86,43,.14);display:grid;gap:9px;text-align:left;font-size:14px;}
.result-card dl div{display:grid;grid-template-columns:82px 1fr;gap:8px;}
.result-card dt{color:#625640}.result-card dd{margin:0;color:#29251c;font-weight:600;}
.result-card p{margin:14px 0 0;background:#f4ead8;color:#725c34;border-radius:8px;padding:10px;font-size:12px;}
.trace-card{margin:10px 28px 18px;padding:18px 22px;}
.trace-card ul{list-style:none;margin:0;padding:0;display:grid;gap:13px;font-size:15px;}
.trace-card li{position:relative;padding-left:24px;line-height:1.35;}
.trace-card li::before{content:"";position:absolute;left:3px;top:6px;width:8px;height:8px;border-radius:50%;background:#9b7a42;box-shadow:0 0 0 4px rgba(155,122,66,.16);}
.trace-card b{font-weight:500;color:#574b37;}
.service-btn{display:flex;align-items:center;justify-content:center;margin:0 28px;height:55px;border-radius:11px;background:var(--green);color:#fff;text-decoration:none;font-size:18px;letter-spacing:.18em;font-weight:700;}
.service-time{text-align:center;color:#8d7d62;font-size:13px;margin:13px 0 14px;}

.result-card.warn .check{background:#a86d26;font-size:30px;}
.result-card.bad .check{background:#a33d2d;font-size:30px;}
.result-card.warn h1,.result-card.bad h1{color:#6f3b24;}

@media (max-width:900px){
  body{background:#f8f1e4;}
  .page-wrap{display:block;min-height:100vh;padding:0;}
  .brand-panel{display:none;}
  .phone{width:100%;max-width:none;border-radius:0;box-shadow:none;}
  .screen{min-height:100vh;border-radius:0;}
}
@media (max-width:430px){
  .phone{width:100%;}
  .hero{height:66vw;max-height:300px;min-height:268px;}
  .card{margin-left:8px;margin-right:8px;padding-left:14px;padding-right:14px;}
  .article-content{grid-template-columns:43% 1fr;gap:12px;}
  .article-content img{width:100%;height:84px;}
  .article-content p{font-size:14px;line-height:1.45;}
  .trace-video{height:38vw;min-height:150px;}
  .query-form{grid-template-columns:1fr 110px;}
  .result-card,.trace-card,.service-btn{margin-left:18px;margin-right:18px;}
  .result-card{padding-left:20px;padding-right:20px;}
}