/* 餐厨垃圾处理设备报价系统 */
:root{
  --ink:#0F172A; --ink2:#334155; --muted:#64748B; --line:#E2E8F0; --line2:#EFF3F8;
  --bg:#F4F7FB; --card:#FFFFFF;
  --primary:#0B63CE; --primary-d:#0850A8; --primary-l:#EAF2FE;
  --accent:#0E9F6E; --accent-l:#E7F7F1;
  --warn:#B45309; --warn-l:#FFF7E6; --warn-line:#FCD9A0;
  --danger:#C0392B;
  --radius:14px; --radius-s:10px;
  --shadow:0 1px 2px rgba(16,24,40,.04), 0 8px 24px -12px rgba(16,24,40,.14);
  --shadow-lg:0 2px 4px rgba(16,24,40,.04), 0 24px 48px -24px rgba(16,24,40,.22);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:15px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;letter-spacing:-.01em}
p{margin:0}
button{font:inherit;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- 顶部导航 ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line)}
.nav-in{max-width:1180px;margin:0 auto;padding:0 20px;height:64px;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;white-space:nowrap}
.logo .mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--primary),#0E9F6E);display:flex;align-items:center;justify-content:center;color:#fff;font-size:17px;flex:0 0 auto}
.logo small{display:block;font-weight:500;font-size:11px;color:var(--muted);letter-spacing:.04em}
.nav-links{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav-links a{padding:8px 14px;border-radius:8px;color:var(--ink2);font-size:14px;font-weight:500}
.nav-links a:hover{background:var(--line2);color:var(--primary)}
.nav-links a.ghost{border:1px solid var(--line);margin-left:8px}
@media(max-width:820px){.nav-links a:not(.ghost){display:none}}

/* ---------- 通用 ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.sec{padding:64px 0}
.sec-head{margin-bottom:28px}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--primary);text-transform:uppercase}
.sec-head h2{font-size:26px;margin:8px 0 8px}
.sec-head p{color:var(--muted);max-width:760px}
.pill{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;background:var(--primary-l);color:var(--primary-d)}
.pill.green{background:var(--accent-l);color:#0A7D55}
.pill.gray{background:#F1F5F9;color:var(--muted)}
.pill.amber{background:var(--warn-l);color:var(--warn)}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(160deg,#0B2E5C 0%,#0B63CE 58%,#0E9F6E 130%);color:#fff;padding:56px 0 48px;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;inset:0;background:radial-gradient(700px 320px at 84% -10%,rgba(255,255,255,.22),transparent 70%);pointer-events:none}
.hero-in{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
@media(max-width:940px){.hero-in{grid-template-columns:1fr;gap:28px}}
.hero h1{font-size:34px;line-height:1.28;margin:14px 0 14px}
.hero .lead{color:rgba(255,255,255,.86);font-size:15.5px;max-width:520px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.hero-tags span{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);padding:5px 12px;border-radius:999px;font-size:12.5px}
.hero .eyebrow{color:#A9D4FF}
@media(max-width:940px){.hero h1{font-size:27px}}

/* 计算卡 */
.calc{background:#fff;border-radius:16px;padding:24px;box-shadow:var(--shadow-lg);color:var(--ink)}
.calc-title{font-weight:700;font-size:16px;display:flex;align-items:center;gap:8px;margin-bottom:4px}
.calc-sub{font-size:12.5px;color:var(--muted);margin-bottom:16px}
.mode{display:inline-flex;background:#F1F5F9;border-radius:9px;padding:3px;margin-bottom:14px}
.mode button{border:0;background:transparent;padding:6px 14px;border-radius:7px;font-size:13px;color:var(--muted);font-weight:600}
.mode button.on{background:#fff;color:var(--primary);box-shadow:0 1px 3px rgba(16,24,40,.12)}
.field{display:block;margin-bottom:12px}
.field span{display:block;font-size:12.5px;font-weight:600;color:var(--ink2);margin-bottom:6px}
.suffix{display:flex;align-items:center;border:1.5px solid var(--line);border-radius:10px;overflow:hidden;background:#fff;transition:border-color .15s}
.suffix:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(11,99,206,.12)}
.suffix input{flex:1;border:0;outline:0;padding:12px 14px;font-size:18px;font-weight:700;min-width:0;background:transparent}
.suffix .u{padding:0 14px;color:var(--muted);font-size:13px;font-weight:600;border-left:1px solid var(--line);background:#FAFCFE;align-self:stretch;display:flex;align-items:center}
.btn{border:0;border-radius:10px;padding:13px 18px;font-weight:700;font-size:15px;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.15s}
.btn-primary{background:var(--primary);color:#fff;width:100%}
.btn-primary:hover{background:var(--primary-d)}
.btn-primary:disabled{opacity:.6;cursor:wait}
.quick{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px;align-items:center}
.quick i{font-style:normal;font-size:12px;color:var(--muted)}
.chip{border:1px solid var(--line);background:#fff;color:var(--ink2);border-radius:999px;padding:4px 11px;font-size:12.5px}
.chip:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-l)}
.calc-err{color:var(--danger);font-size:13px;margin-top:10px;min-height:0}

/* ---------- 结果 ---------- */
#result{display:none}
#result.on{display:block}
.res-head{display:flex;flex-wrap:wrap;align-items:flex-end;gap:16px;justify-content:space-between;margin-bottom:20px}
.res-head h2{font-size:26px}
.big-num{font-size:38px;font-weight:800;letter-spacing:-.02em;line-height:1.1}
.big-num em{font-style:normal;font-size:15px;font-weight:600;color:var(--muted);margin-left:6px}
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:1.35fr 1fr}
@media(max-width:900px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:1fr}.g2{grid-template-columns:1fr}}
@media(max-width:520px){.g4{grid-template-columns:1fr}}
.kpi{padding:18px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
.kpi .lb{font-size:12.5px;color:var(--muted);font-weight:600;margin-bottom:8px}
.kpi .vl{font-size:22px;font-weight:800;letter-spacing:-.01em}
.kpi .vl small{font-size:12.5px;font-weight:600;color:var(--muted);margin-left:4px}
.kpi .ft{font-size:12px;color:var(--muted);margin-top:6px}
.kpi.hi{background:linear-gradient(160deg,#0B2E5C,#0B63CE);border-color:transparent;color:#fff}
.kpi.hi .lb,.kpi.hi .ft,.kpi.hi .vl small{color:rgba(255,255,255,.78)}

.block{margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.block-head{padding:15px 20px;border-bottom:1px solid var(--line2);display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.block-head h3{font-size:15.5px}
.block-head .sp{margin-left:auto;font-size:12.5px;color:var(--muted)}
.block-body{padding:18px 20px}

/* 流程 */
.flow{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.flow .st{background:var(--primary-l);color:var(--primary-d);border:1px solid #CFE0FA;border-radius:9px;padding:8px 13px;font-size:13px;font-weight:600}
.flow .ar{color:#B7C6D8;font-weight:700}

/* 表 */
table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{padding:9px 10px;text-align:left;border-bottom:1px solid var(--line2);vertical-align:top}
th{background:#FAFCFE;color:var(--ink2);font-weight:600;font-size:12.5px;white-space:nowrap;position:sticky;top:0}
td.num,th.num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
tbody tr:hover{background:#FBFDFF}
.tbl-scroll{max-height:460px;overflow:auto}
tfoot td{background:#FAFCFE;font-weight:700;border-top:2px solid var(--line);border-bottom:0}
.cat{font-size:11.5px;padding:2px 7px;border-radius:5px;font-weight:600;white-space:nowrap}
.cat.required{background:var(--primary-l);color:var(--primary-d)}
.cat.optional{background:var(--accent-l);color:#0A7D55}
.cat.self{background:#F1F5F9;color:var(--muted)}
.warn-tag{display:block;font-size:11.5px;color:var(--warn);margin-top:3px}

/* 提示 */
.notice{background:var(--warn-l);border:1px solid var(--warn-line);color:var(--warn);border-radius:var(--radius-s);padding:12px 15px;font-size:13px}
.notice ul{margin:6px 0 0;padding-left:18px}
.notice li{margin:3px 0}
.notice.info{background:#F1F7FF;border-color:#CFE0FA;color:#1E4E8C}
.notice.warn{background:#FFF7ED;border-color:#FCD9A8;color:#92400E}
.notice.warn b{color:#7C2D12}
.notice.warn span{color:#B45309;font-weight:600}

/* 自采项提示 */
.pill.warn{background:#FEF3C7;color:#B45309}
.kpi.self-kpi{background:#FFFBEB;border-color:#FCD9A8}
.kpi.self-kpi .vl{color:#B45309}
.kpi.self-kpi .lb,.kpi.self-kpi .ft{color:#92400E}
.scope-note{padding:14px 18px;border-top:1px solid var(--line2);background:#FFFBEB}
.scope-note .sn-t{font-size:13px;font-weight:700;color:#92400E;margin-bottom:6px}
.scope-note .sn-b{font-size:12.5px;color:#78350F;line-height:1.8}
.scope-note ul{margin:6px 0 0;padding-left:18px}
.scope-note li{margin:3px 0}
.tpl .self-tag{display:inline-block;font-size:11.5px;font-weight:600;color:#B45309;background:#FEF3C7;border-radius:5px;padding:2px 7px}

/* 方案卡 */
.tpl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:900px){.tpl-grid{grid-template-columns:1fr}}
.tpl{padding:20px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;gap:10px;transition:.18s}
.tpl:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#C9DCF6}
.tpl h3{font-size:16px}
.tpl .rng{font-size:12.5px;color:var(--muted)}
.tpl .amt{font-size:23px;font-weight:800;color:var(--primary-d)}
.tpl .amt small{font-size:12.5px;font-weight:600;color:var(--muted);margin-left:4px}
.tpl .route{font-size:12.5px;color:var(--ink2);background:#F8FAFD;border:1px dashed var(--line);border-radius:8px;padding:7px 10px}
.tpl .go{margin-top:auto;border:1px solid var(--line);background:#fff;border-radius:9px;padding:8px;font-size:13px;font-weight:600;color:var(--primary);width:100%}
.tpl .go:hover{background:var(--primary-l);border-color:#C9DCF6}

/* 知识库 */
.kb-layout{display:grid;grid-template-columns:230px 1fr;gap:24px;align-items:start}
@media(max-width:900px){.kb-layout{grid-template-columns:1fr}}
.kb-nav{position:sticky;top:84px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:10px;display:flex;flex-direction:column;gap:2px}
@media(max-width:900px){.kb-nav{position:static;flex-direction:row;flex-wrap:wrap}}
.kb-nav button,.kb-nav a{border:0;background:transparent;text-align:left;padding:9px 12px;border-radius:8px;font-size:13.5px;color:var(--ink2);font-weight:500;display:block}
.kb-nav button:hover,.kb-nav a:hover{background:var(--line2)}
.kb-nav button.on,.kb-nav a.on{background:var(--primary-l);color:var(--primary-d);font-weight:700}
.kb-search{display:flex;align-items:center;gap:8px;border:1.5px solid var(--line);background:#fff;border-radius:10px;padding:0 14px;margin-bottom:18px}
.kb-search input{flex:1;border:0;outline:0;padding:12px 0;font-size:14.5px;background:transparent}
.kb-search .ico{color:var(--muted)}

.qa{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;overflow:hidden}
.qa-q{padding:16px 20px;display:flex;gap:12px;align-items:flex-start;font-size:15px;font-weight:700;line-height:1.5}
.qa-q .mk{width:24px;height:24px;border-radius:7px;background:var(--primary);color:#fff;font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center;flex:0 0 auto;margin-top:2px}
.qa-a{padding:0 20px 16px 56px}
.qa-a p{font-size:14px;color:var(--ink2);background:#F8FAFD;border-left:3px solid var(--accent);border-radius:0 8px 8px 0;padding:12px 14px;white-space:pre-wrap}
.qa-a .copy{margin-top:8px;border:1px solid var(--line);background:#fff;border-radius:7px;padding:4px 12px;font-size:12.5px;color:var(--ink2)}
.qa-a .copy:hover{border-color:var(--accent);color:var(--accent)}
.qa-tag{font-size:11.5px;color:var(--muted);background:#F1F5F9;padding:2px 8px;border-radius:5px;font-weight:600}

.grp{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:14px;overflow:hidden}
.grp-h{padding:15px 20px;border-bottom:1px solid var(--line2);display:flex;gap:12px;align-items:center}
.grp-h .no{width:26px;height:26px;border-radius:8px;background:var(--accent);color:#fff;font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center}
.grp-h h4{font-size:15px}
.grp-b{padding:14px 20px 18px}
.grp-b ul{margin:0;padding-left:18px}
.grp-b li{font-size:13.8px;color:var(--ink2);margin:6px 0}
.grp-note{margin-top:12px;font-size:13px;color:var(--warn);background:var(--warn-l);border:1px solid var(--warn-line);border-radius:8px;padding:10px 13px}

/* 测算器 */
.tool{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:820px){.tool{grid-template-columns:1fr}}
.tool .field span{font-size:12.5px}
.tool input,.tool select{width:100%;border:1.5px solid var(--line);border-radius:9px;padding:10px 12px;font-size:15px;font-weight:600;background:#fff;outline:0}
.tool input:focus,.tool select:focus{border-color:var(--primary)}
.tool-out{margin-top:16px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media(max-width:900px){.tool-out{grid-template-columns:repeat(2,1fr)}}
.tool-out .k{background:#F8FAFD;border:1px solid var(--line);border-radius:10px;padding:13px}
.tool-out .k b{display:block;font-size:19px;font-weight:800;color:var(--primary-d)}
.tool-out .k i{font-style:normal;font-size:12px;color:var(--muted)}

/* 表单 */
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(max-width:680px){.form-grid{grid-template-columns:1fr}}
.form-grid .full{grid-column:1/-1}
.f-in{width:100%;border:1.5px solid var(--line);border-radius:9px;padding:10px 12px;font-size:14px;background:#fff;outline:0}
.f-in:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(11,99,206,.1)}
textarea.f-in{resize:vertical;min-height:74px}
label.lb{display:block;font-size:12.5px;font-weight:600;color:var(--ink2);margin-bottom:5px}

/* 弹层 */
.modal{position:fixed;inset:0;background:rgba(15,23,42,.5);display:none;align-items:flex-start;justify-content:center;padding:40px 16px;overflow:auto;z-index:80}
.modal.on{display:flex}
.modal-box{background:#fff;border-radius:16px;max-width:560px;width:100%;box-shadow:var(--shadow-lg);overflow:hidden}
.modal-h{padding:18px 22px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px}
.modal-h h3{font-size:16.5px;flex:1}
.modal-b{padding:20px 22px}
.modal-x{border:0;background:#F1F5F9;width:30px;height:30px;border-radius:8px;font-size:16px;color:var(--muted);line-height:1}
.modal-x:hover{background:#E2E8F0;color:var(--ink)}

/* toast */
#toast{position:fixed;left:50%;bottom:36px;transform:translate(-50%,20px);background:#0F172A;color:#fff;padding:11px 20px;border-radius:10px;font-size:13.5px;opacity:0;pointer-events:none;transition:.25s;z-index:99}
#toast.on{opacity:1;transform:translate(-50%,0)}

/* 页脚 */
.foot{background:#0F172A;color:#94A3B8;padding:36px 0;font-size:13px;margin-top:0}
.foot-in{display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;align-items:center}
.foot b{color:#fff}
.foot a{color:#94A3B8}
.foot a:hover{color:#fff}

/* 打印 */
@media print{
  .nav,.hero,.foot,.no-print,.sec:not(#result-sec){display:none!important}
  body{background:#fff}
  .card,.block,.kpi{box-shadow:none;border-color:#ccc}
  .tbl-scroll{max-height:none;overflow:visible}
}

/* =========================================================
   首页（SEO 知识库）与授权码门禁
   ========================================================= */
.nav-links a.cta{background:var(--primary);color:#fff;margin-left:8px;font-weight:700}
.nav-links a.cta:hover{background:var(--primary-d);color:#fff}
.nav-links a.on{background:var(--primary-l);color:var(--primary-d);font-weight:700}
@media(max-width:820px){.nav-links a.cta{display:inline-flex!important;padding:7px 12px;font-size:13px}}

.sec-tight{padding:34px 0}

/* Hero（知识库首页） */
.hero-kb{padding:56px 0 52px}
.hero-kb h1{font-size:33px;line-height:1.3;margin:12px 0 14px}
.hero-kb .lead{font-size:15.5px;max-width:560px;line-height:1.85}
.hero-cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-note{margin-top:14px;font-size:12.5px;color:rgba(255,255,255,.72)}
.btn-light{background:#fff;color:var(--primary-d);padding:12px 22px;border-radius:10px;font-weight:700;box-shadow:0 6px 18px -8px rgba(0,0,0,.35)}
.btn-light:hover{background:#EAF2FE}
.btn-ghost2{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.35);padding:12px 20px;border-radius:10px;font-weight:600}
.btn-ghost2:hover{background:rgba(255,255,255,.2)}
.btn-line{border:1px solid var(--line);background:#fff;color:var(--ink);padding:12px 20px;border-radius:10px;font-weight:600}
.btn-line:hover{border-color:var(--primary);color:var(--primary)}
.hero-card{padding:22px;align-self:stretch}
.hero-card h2{font-size:17px;margin-bottom:12px}
.hero-card .tick{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.hero-card .tick li{position:relative;padding-left:24px;font-size:13.6px;color:var(--ink2);line-height:1.65}
.hero-card .tick li:before{content:"✓";position:absolute;left:0;top:0;color:var(--accent);font-weight:800}
.hero-card .tick b{color:var(--ink)}
.hero-card-ft{margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--muted)}

/* 定义列表 */
.dl{margin:0;display:grid;grid-template-columns:76px 1fr;gap:11px 10px;font-size:14px}
.dl dt{color:var(--muted)}
.dl dd{margin:0;font-weight:600;word-break:break-all}

/* FAQ 工具条 */
.faq-bar{margin-bottom:22px;display:grid;gap:12px}
.faq-jump{display:flex;flex-wrap:wrap;gap:7px}
.faq-jump .chip{text-decoration:none}
.faq-cat{margin-bottom:26px;scroll-margin-top:84px}
.faq-cat-h{font-size:16px;margin-bottom:12px;padding-left:11px;border-left:4px solid var(--primary);display:flex;align-items:center;gap:10px}
.faq-cat-h span{font-size:12px;font-weight:500;color:var(--muted);background:#F1F5F9;padding:2px 9px;border-radius:999px}

/* 锁定卡片 */
.tpl-lock{position:relative}
.tpl-lock .lock-line{margin-top:auto;font-size:12.5px;color:var(--warn);background:var(--warn-l);border:1px solid var(--warn-line);border-radius:8px;padding:7px 10px}
.tpl-lock .lock-line span{margin-right:5px}
.tpl-lock .go{display:block;text-align:center;text-decoration:none}

/* 知识库分组（首页） */
.kb-group{scroll-margin-top:84px;margin-bottom:8px}

/* 授权码门禁 */
.gate-hero{padding:50px 0 40px}
.gate-hero h1{font-size:30px;margin:12px 0 14px}
.gate-hero .lead{max-width:680px;font-size:15px}
.gate-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:860px){.gate-grid{grid-template-columns:1fr}}
.gate-card{padding:24px}
.gate-card h2{font-size:18px;margin-bottom:6px}

@media(max-width:940px){
  .hero-kb h1{font-size:25px}
  .gate-hero h1{font-size:23px}
}