/* 环评小龙虾 hpxlx.com — 云环评（荆门）环保集团有限公司 */
:root{
  --brand:#e2452f; --brand-dark:#b8341f; --brand-soft:#fdecea;
  --teal:#0f7b6c; --teal-soft:#e6f4f1;
  --ink:#161d26; --ink-2:#3c4653; --muted:#6b7684;
  --line:#e5e8ee; --bg:#ffffff; --bg-2:#f6f8fa;
  --radius:14px; --shadow:0 6px 24px rgba(22,29,38,.08);
  --maxw:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; color:var(--ink); background:var(--bg);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Noto Sans CJK SC",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16px; line-height:1.75; -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.header-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:.5px}
.logo .mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,#ff6a4d,#d5321c);display:grid;place-items:center;box-shadow:0 4px 12px rgba(226,69,47,.35)}
.logo .mark svg{width:24px;height:24px}
.logo small{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:2px;margin-top:-3px}
.nav{display:flex;align-items:center;gap:4px}
.nav a{padding:9px 14px;border-radius:9px;font-size:15px;color:#2c3542;font-weight:500}
.nav a:hover{background:var(--bg-2);color:var(--brand)}
.nav a.on{color:var(--brand);font-weight:700;background:var(--brand-soft)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:11px;font-weight:700;font-size:15px;border:1px solid transparent;transition:.18s;cursor:pointer}
.btn-p{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(226,69,47,.28)}
.btn-p:hover{background:var(--brand-dark);transform:translateY(-1px)}
.btn-o{border-color:var(--line);background:#fff;color:var(--ink)}
.btn-o:hover{border-color:var(--brand);color:var(--brand)}
.burger{display:none;background:none;border:0;padding:10px;cursor:pointer}
.burger span{display:block;width:22px;height:2px;background:var(--ink);margin:4px 0;border-radius:2px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(900px 420px at 88% -10%, #ffe9e4 0%, rgba(255,255,255,0) 62%),
  radial-gradient(700px 380px at 6% 110%, #e6f4f1 0%, rgba(255,255,255,0) 60%),
  linear-gradient(180deg,#fff 0%,#fbfcfd 100%);
  padding:74px 0 60px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.tag{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600;color:var(--brand);box-shadow:var(--shadow)}
h1{font-size:44px;line-height:1.22;margin:20px 0 0;letter-spacing:-.5px}
h1 em{font-style:normal;color:var(--brand)}
.hero p.lead{font-size:17px;color:#4a5563;margin:18px 0 28px;max-width:560px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{display:flex;gap:30px;margin-top:38px;padding-top:26px;border-top:1px dashed var(--line);flex-wrap:wrap}
.hero-stats b{display:block;font-size:26px;color:var(--ink);line-height:1.2}
.hero-stats span{font-size:13px;color:var(--muted)}
.card-float{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:22px}
.card-float h3{margin:0 0 4px;font-size:16px}
.chat{display:flex;gap:10px;margin-top:14px}
.chat .av{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,#ff6a4d,#d5321c);flex:0 0 auto;display:grid;place-items:center;font-size:16px}
.chat .bub{background:var(--bg-2);border-radius:12px;padding:10px 13px;font-size:14px;color:#39424f}
.chat.me .bub{background:var(--teal-soft)}
.badge-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.badge{background:var(--brand-soft);color:var(--brand-dark);font-size:12.5px;font-weight:600;padding:5px 11px;border-radius:999px}
.badge.t{background:var(--teal-soft);color:var(--teal)}

/* ---------- sections ---------- */
section{padding:70px 0}
.sec-head{text-align:center;max-width:720px;margin:0 auto 42px}
.sec-head h2{font-size:31px;margin:12px 0 10px;letter-spacing:-.3px}
.sec-head p{color:var(--muted);margin:0}
.kicker{color:var(--brand);font-weight:700;font-size:13.5px;letter-spacing:3px;text-transform:uppercase}
.bg-2{background:var(--bg-2)}
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.2s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d9dee7}
.card .ico{width:46px;height:46px;border-radius:12px;background:var(--brand-soft);display:grid;place-items:center;font-size:22px;margin-bottom:14px}
.card h3{margin:0 0 8px;font-size:17.5px}
.card p{margin:0;color:#5b6674;font-size:14.5px}
.card ul{margin:10px 0 0;padding-left:18px;color:#5b6674;font-size:14.5px}
.card ul li{margin:5px 0}
a.card-more{display:inline-block;margin-top:14px;color:var(--brand);font-weight:700;font-size:14px}

/* flow */
.flow{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;counter-reset:s}
.flow .step{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 14px;text-align:center;position:relative}
.flow .step b{display:block;font-size:14.5px;margin-bottom:4px}
.flow .step span{font-size:12.5px;color:var(--muted)}
.flow .step:before{counter-increment:s;content:counter(s);position:absolute;top:-12px;left:50%;transform:translateX(-50%);width:26px;height:26px;border-radius:50%;background:var(--brand);color:#fff;font-size:13px;font-weight:700;display:grid;place-items:center;box-shadow:0 4px 10px rgba(226,69,47,.3)}

/* list rows */
.rows{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.row{display:flex;gap:18px;align-items:flex-start;padding:18px 20px;border-bottom:1px solid var(--line)}
.row:last-child{border-bottom:0}
.row .date{flex:0 0 96px;color:var(--muted);font-size:13.5px;font-variant-numeric:tabular-nums;padding-top:2px}
.row h4{margin:0 0 4px;font-size:15.5px}
.row p{margin:0;color:#5b6674;font-size:14px}
.pill{display:inline-block;font-size:12px;font-weight:700;color:var(--teal);background:var(--teal-soft);border-radius:999px;padding:2px 10px;margin-right:8px}

/* cta */
.cta-band{background:linear-gradient(120deg,#1d2733,#26313f);color:#fff;border-radius:20px;padding:46px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-band h2{margin:0 0 8px;font-size:27px}
.cta-band p{margin:0;color:#b9c4d1;max-width:560px}
.cta-band .btn-p{background:var(--brand)}

/* page head */
.page-head{background:linear-gradient(180deg,#fff,#f7f9fb);border-bottom:1px solid var(--line);padding:52px 0}
.page-head h1{font-size:34px;margin:10px 0 8px}
.crumb{font-size:13.5px;color:var(--muted)}
.crumb a:hover{color:var(--brand)}

/* footer */
.site-footer{background:#141b24;color:#a8b3c1;padding:56px 0 26px;font-size:14.5px}
.f-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px}
.site-footer h4{color:#fff;font-size:15.5px;margin:0 0 14px}
.site-footer a{display:block;padding:5px 0;color:#a8b3c1}
.site-footer a:hover{color:#fff}
.site-footer .brandline{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:12px}
.f-bottom{margin-top:38px;padding-top:20px;border-top:1px solid #232d39;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:#7d8896}
.note{background:#fff8e6;border:1px solid #f2dfae;color:#8a6d1f;border-radius:10px;padding:12px 14px;font-size:13.5px}

/* form */
.form{display:grid;gap:14px}
.form label{font-size:14px;font-weight:600}
.form input,.form textarea,.form select{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit;background:#fff}
.form input:focus,.form textarea:focus{outline:2px solid var(--brand-soft);border-color:var(--brand)}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:14px}

@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  h1{font-size:34px}
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(3,1fr);row-gap:24px}
  .f-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:10px;gap:2px;box-shadow:var(--shadow)}
  .nav.open{display:flex}
  .burger{display:block}
  .header-in .btn{display:none}
  .g3,.g4,.g2{grid-template-columns:1fr}
  .flow{grid-template-columns:repeat(2,1fr)}
  .f-grid{grid-template-columns:1fr}
  h1{font-size:29px}
  section{padding:52px 0}
  .cta-band{padding:30px}
}

/* ---------- 备案信息（页脚） ---------- */
.f-bottom a{display:inline;color:#9aa5b3;padding:0}
.f-bottom a:hover{color:#fff}
.beian{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.beian .sep{color:#4a5563}

/* ---------- 核心系统 ---------- */
.sys-grid{grid-template-columns:1fr;gap:26px}
.sys{padding:30px}
.sys-head{display:flex;gap:16px;align-items:flex-start;margin-bottom:14px}
.sys-no{flex:0 0 auto;width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,#ff6a4d,#d5321c);color:#fff;font-weight:800;font-size:19px;display:grid;place-items:center;box-shadow:0 6px 16px rgba(226,69,47,.28)}
.sys-head h3{margin:0 0 4px;font-size:20px}
.sys-tag{margin:0;color:var(--brand);font-weight:600;font-size:14.5px}
.sys-desc{color:#5b6674;margin:0 0 18px}
.sys-io{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:18px;background:var(--bg-2);border-radius:12px}
.sys-io h4{margin:0 0 8px;font-size:14px;color:var(--ink);letter-spacing:.5px}
.sys-io ul,.sys-points ul{margin:0;padding-left:18px;color:#5b6674;font-size:14.5px}
.sys-io li,.sys-points li{margin:4px 0}
.sys-points{margin-top:18px;padding-left:2px}
.sys-points h4{margin:0 0 8px;font-size:14px;letter-spacing:.5px}
@media (max-width:760px){.sys-io{grid-template-columns:1fr}}

/* ---------- 资料中心 ---------- */
.panel{padding:26px}
.panel-head{display:flex;gap:14px;align-items:center;margin-bottom:18px}
.panel-head h3{margin:0 0 2px;font-size:19px}
.panel-head p{margin:0;color:var(--muted);font-size:14px}
.panel-ico{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:22px;flex:0 0 auto}
.panel-ico.up{background:var(--brand-soft)}
.panel-ico.dl{background:var(--teal-soft)}

.drop{border:2px dashed #d5dbe4;border-radius:14px;background:var(--bg-2);padding:30px 20px;text-align:center;cursor:pointer;transition:.18s}
.drop:hover,.drop.over{border-color:var(--brand);background:#fff6f4}
.drop b{display:block;font-size:16px;margin:8px 0 4px}
.drop span{color:#5b6674;font-size:14px}
.drop u{color:var(--brand);font-weight:700;text-decoration:none;border-bottom:1px solid currentColor}
.drop-ico{font-size:30px;line-height:1}
.drop-hint{color:#98a2b0;font-size:12.5px;margin-top:8px}

.filelist{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:8px}
.filelist li{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:9px 12px;font-size:14px}
.filelist li .fn{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.filelist li .fs{color:var(--muted);font-size:12.5px;flex:0 0 auto}
.filelist li .fx{color:#c0392b;cursor:pointer;font-weight:800;flex:0 0 auto;padding:0 4px}

.progress{height:6px;background:var(--line);border-radius:99px;overflow:hidden;margin:14px 0 6px;display:none}
.progress.on{display:block}
.progress .bar{height:100%;width:0;background:linear-gradient(90deg,#ff6a4d,#d5321c);transition:width .2s}

.dlbox{display:grid;gap:8px;min-height:60px}
.dlrow{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:10px;padding:11px 13px;background:#fff;transition:.18s}
.dlrow:hover{border-color:#c9d5cf;background:#fbfdfc}
.dlrow .di{font-size:20px;flex:0 0 auto}
.dlrow .dn{flex:1;min-width:0}
.dlrow .dn b{display:block;font-size:14.5px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.dlrow .dn span{color:var(--muted);font-size:12.5px}
.dlrow .db{flex:0 0 auto;background:var(--teal);color:#fff;border-radius:9px;padding:7px 15px;font-size:13.5px;font-weight:700}
.dlrow .db:hover{background:#0c6a5d}
.dl-empty{color:var(--muted);font-size:14px;padding:16px;text-align:center;border:1px dashed var(--line);border-radius:10px}

/* ---------- 在线咨询 ---------- */
.token-box{margin-top:16px;padding:18px;border:1px solid #f3d3cb;background:#fff8f6;border-radius:12px}
.token-box b{font-size:16px;color:var(--brand-dark)}
.token-box p{margin:8px 0 6px;color:#5b6674;font-size:14px}
.token{font-family:Consolas,Menlo,monospace;font-size:30px;font-weight:800;letter-spacing:6px;color:var(--brand);background:#fff;border:1px dashed #f0bdb0;border-radius:10px;padding:10px 16px;display:inline-block;margin:4px 0 10px}
.tokrow{display:flex;gap:10px;margin-bottom:6px}
.tokinput{flex:1;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:17px;letter-spacing:4px;font-family:Consolas,Menlo,monospace;text-transform:uppercase;background:#fff}
.tokinput:focus{outline:2px solid var(--brand-soft);border-color:var(--brand)}
.bubbles{display:grid;gap:10px;margin-top:14px;min-height:60px}
.bubble{max-width:88%;padding:11px 14px;border-radius:13px;font-size:14.5px;line-height:1.65;word-break:break-word}
.bubble .who{display:block;font-size:12px;color:#98a2b0;margin-bottom:4px}
.bubble.user{background:var(--bg-2);justify-self:end;border-bottom-right-radius:4px}
.bubble.shrimp{background:var(--brand-soft);justify-self:start;border-bottom-left-radius:4px}
.bubble.shrimp .who{color:var(--brand)}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:10px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 18px;transition:.2s}
.faq-item[open]{border-color:#f3c9c1;box-shadow:var(--shadow)}
.faq-item summary{cursor:pointer;font-weight:700;font-size:15.5px;padding:16px 0;list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:flex-start}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"+";color:var(--brand);font-weight:800;font-size:19px;line-height:1;flex:0 0 auto}
.faq-item[open] summary:after{content:"–"}
.faq-a{padding:0 0 18px;color:#5b6674;font-size:14.5px;border-top:1px dashed var(--line);padding-top:14px}

/* ---------- chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.chip{display:inline-flex;align-items:center;gap:7px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:14px;transition:.18s}
.chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}

/* ---------- article ---------- */
.article p{font-size:16px;color:#39424f;margin:0 0 16px}
.article h3{margin:26px 0 10px}

/* ---------- 404 ---------- */
.err{text-align:center;padding:110px 0}
.err .big{font-size:74px;font-weight:800;color:var(--brand);line-height:1}

/* ---------- form ---------- */
.form-tip{font-size:14px;color:#0f7b6c;min-height:20px}
.form-tip.err{color:#c0392b;padding:0;text-align:left}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}
button[disabled]{opacity:.6;cursor:not-allowed}