/* PaperCut 独立站 — 绿色产品站样式（本站专用，与 canon 站无关） */
:root{
  --green:#0b9e55;
  --green-dark:#077a41;
  --green-deep:#063d25;
  --green-soft:#e9f7ef;
  --green-line:#c8e8d6;
  --ink:#10241a;
  --ink-2:#384b41;
  --muted:#6b7c73;
  --line:#e0e9e3;
  --line-2:#cfdcd4;
  --bg:#f7faf8;
  --surface:#fff;
  --amber:#8a5a00;
  --amber-bg:#fff8e7;
  --amber-line:#efd9a7;
  --r:16px;
  --shadow:0 1px 2px rgba(16,36,26,.04),0 18px 44px -30px rgba(16,36,26,.32);
  --shadow-lg:0 34px 80px -44px rgba(6,61,37,.5);
  --max:1120px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.72 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
a{color:var(--green-dark);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
h1,h2,h3{font-weight:750;line-height:1.2;letter-spacing:-.015em;color:var(--ink);margin:0 0 14px;text-wrap:balance}
h1{font-size:clamp(34px,4.6vw,56px);letter-spacing:-.03em;line-height:1.08}
h2{font-size:clamp(25px,2.9vw,34px)}
h3{font-size:19px;letter-spacing:-.01em}
p{margin:10px 0}
ul,ol{margin:0;padding:0;list-style:none}
img,svg,iframe{max-width:100%}
figure{margin:0}
::selection{background:rgba(11,158,85,.18)}
:focus-visible{outline:3px solid rgba(11,158,85,.45);outline-offset:3px;border-radius:4px}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px;top:0;z-index:300;background:var(--ink);color:#fff;padding:10px 18px;border-radius:0 0 8px 0}
.skip:focus{left:0;position:fixed}
.muted{color:var(--muted)}
.small{font-size:13px}
.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}

/* ---------- 页头 ---------- */
header.site{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.95);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:22px;min-height:76px}
.brand{display:flex;align-items:center;gap:11px;flex:none;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand-mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(145deg,var(--green),var(--green-dark));color:#fff;display:grid;place-items:center;box-shadow:0 10px 20px -12px rgba(11,158,85,.9);flex:none}
.brand-mark svg{width:22px;height:22px;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-size:19px;font-weight:800;letter-spacing:-.02em}
.brand-name em{font-style:normal;color:var(--green-dark)}
.brand-sub{font-size:10.5px;font-weight:600;letter-spacing:.14em;color:var(--muted);text-transform:uppercase;margin-top:4px}
nav.main{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-list a{display:block;padding:9px 13px;border-radius:9px;color:var(--ink-2);font-size:14.5px;font-weight:600;white-space:nowrap}
.nav-list a:hover{background:var(--green-soft);color:var(--green-dark);text-decoration:none}
.nav-list a[aria-current="page"]{background:var(--green-soft);color:var(--green-dark)}
.nav-phone{display:none}
.head-cta{display:flex;align-items:center;gap:10px;flex:none}
.phone-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 15px;border:1px solid var(--line-2);border-radius:10px;font-size:14px;font-weight:700;color:var(--ink);background:#fff;white-space:nowrap}
.phone-btn svg{width:15px;height:15px;color:var(--green-dark)}
.phone-btn:hover{border-color:var(--green);color:var(--green-dark);text-decoration:none}
.nav-toggle{display:none;align-items:center;gap:7px;padding:9px 12px;border:1px solid var(--line-2);background:#fff;border-radius:10px;font:inherit;font-size:14px;font-weight:650;color:var(--ink);cursor:pointer}
.nav-toggle svg{width:18px;height:18px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 22px;border-radius:11px;font-size:15px;font-weight:700;line-height:1.2;border:1px solid transparent;transition:transform .15s ease,box-shadow .15s ease,background .15s ease,border-color .15s ease;cursor:pointer;font-family:inherit;text-align:center}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn svg{width:17px;height:17px;flex:none}
.btn-solid{background:var(--green);color:#fff;box-shadow:0 12px 26px -16px rgba(11,158,85,.95)}
.btn-solid:hover{background:var(--green-dark)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line-2)}
.btn-outline:hover{border-color:var(--green);color:var(--green-dark)}
.btn-light{background:#fff;color:var(--green-deep)}
.btn-light:hover{background:var(--green-soft)}
.btn-sm{padding:9px 14px;font-size:13.5px;border-radius:9px}
.btn-block{width:100%}
.arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14.5px;color:var(--green-dark)}
.arrow svg{width:15px;height:15px;transition:transform .15s ease}
.arrow:hover{text-decoration:none}
.arrow:hover svg{transform:translateX(3px)}

/* ---------- 首页英雄区 ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:
  radial-gradient(920px 430px at 84% -8%,rgba(11,158,85,.16),transparent 62%),
  radial-gradient(620px 360px at 8% 110%,rgba(11,158,85,.07),transparent 65%),
  linear-gradient(180deg,#f0faf5 0%,#fbfdfc 62%,#fff 100%);}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;background-image:radial-gradient(rgba(6,61,37,.085) 1px,transparent 1px);background-size:22px 22px;mask-image:linear-gradient(180deg,#000,transparent 72%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 72%)}
.hero-grid{position:relative;display:grid;grid-template-columns:1.04fr .96fr;gap:64px;align-items:center;padding-top:76px;padding-bottom:84px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:750;letter-spacing:.13em;text-transform:uppercase;color:var(--green-dark);margin:0 0 18px}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(11,158,85,.14)}
.hero h1{margin-bottom:20px}
.hero .lead{font-size:18px;line-height:1.78;color:var(--ink-2);max-width:56ch;margin:0 0 26px}
.hero-points{display:grid;gap:13px;margin:0 0 30px;max-width:600px}
.hero-points li{display:grid;grid-template-columns:22px 1fr;gap:12px;align-items:start;font-size:15px;line-height:1.65;color:var(--ink-2)}
.hero-points strong{color:var(--ink);font-weight:750}
.check{width:20px;height:20px;border-radius:50%;background:var(--green-soft);color:var(--green-dark);display:grid;place-items:center;flex:none;margin-top:2px}
.check svg{width:12px;height:12px;stroke-width:3}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.hero-note{font-size:12.5px;color:var(--muted);margin-top:14px}
.hero-visual{position:relative;min-width:0}
.hero-visual::before{content:"";position:absolute;inset:8% -6% -10% 6%;background:radial-gradient(closest-side,rgba(11,158,85,.2),transparent 72%);filter:blur(26px);z-index:0}
.mock{position:relative;z-index:1;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow-lg);overflow:hidden;transform:rotate(.35deg)}
.mock-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 22px;background:linear-gradient(135deg,var(--green-deep),#0a6b3f);color:#fff}
.mock-top .m-label{font-size:11px;font-weight:750;letter-spacing:.14em;text-transform:uppercase;color:#b8e6cc}
.mock-top .m-device{font-size:12.5px;color:#e4f6ec;margin-top:3px;font-weight:600}
.mock-pill{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;background:rgba(255,255,255,.14);font-size:11px;font-weight:700;color:#fff;white-space:nowrap;border:1px solid rgba(255,255,255,.2)}
.mock-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:#6ff0a8}
.mock-body{padding:20px 22px 22px}
.mock-user{display:flex;align-items:center;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--green-soft);color:var(--green-dark);display:grid;place-items:center;font-weight:800;font-size:14px;flex:none}
.mock-user .u-name{font-size:14.5px;font-weight:750;line-height:1.3}
.mock-user .u-role{font-size:12px;color:var(--muted)}
.job-list{margin:0;padding:0}
.job{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}
.job:last-child{border-bottom:0}
.job-icon{width:32px;height:38px;border-radius:5px;border:1px solid var(--line-2);background:#fbfdfc;display:grid;place-items:center;flex:none;font-size:9px;font-weight:800;color:var(--muted);letter-spacing:.04em}
.job-main{min-width:0;flex:1}
.job-name{font-size:13.5px;font-weight:700;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.job-meta{font-size:11.5px;color:var(--muted);margin-top:2px}
.job-tag{font-size:10.5px;font-weight:750;color:var(--green-dark);background:var(--green-soft);border:1px solid var(--green-line);padding:3px 8px;border-radius:999px;white-space:nowrap;flex:none}
.mock-foot{display:flex;align-items:flex-start;gap:8px;margin:16px 0 0;font-size:11.5px;line-height:1.55;color:var(--muted)}
.mock-foot svg{width:13px;height:13px;color:var(--green-dark);flex:none;margin-top:2px}
.mock-action{margin-top:14px;display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--green);color:#fff;border-radius:11px;padding:13px 16px;font-size:14px;font-weight:750;box-shadow:0 12px 24px -18px rgba(11,158,85,.9)}
.mock-action svg{width:17px;height:17px}
.mock-float{position:absolute;z-index:2;right:-10px;bottom:26px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 13px;box-shadow:0 18px 40px -26px rgba(16,36,26,.5);display:flex;align-items:center;gap:9px;font-size:12px;font-weight:700}
.mock-float .dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(11,158,85,.14)}

/* ---------- 通用区块 ---------- */
.section{padding:78px 0}
.section.tight{padding:56px 0}
.section.white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:680px;margin-bottom:38px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head .eyebrow{margin-bottom:12px}
.section-head p{color:var(--ink-2);font-size:16.5px;margin:0}
.section-head h2{margin-bottom:12px}
.section-more{margin:24px 0 0}

/* 四张能力卡 */
.cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.card{position:relative;display:flex;flex-direction:column;padding:28px 28px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;min-width:0}
.card:hover{transform:translateY(-3px);border-color:var(--green-line);box-shadow:0 24px 50px -34px rgba(6,61,37,.4);text-decoration:none}
.card .num{font-size:11px;font-weight:800;letter-spacing:.16em;color:var(--green-dark);margin-bottom:16px}
.card h3{margin-bottom:8px;font-size:21px}
.card p{color:var(--ink-2);font-size:14.8px;margin:0 0 20px}
.card .arrow{margin-top:auto}

/* 三类角色 */
.roles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.role{padding:26px;background:#fff;border:1px solid var(--line);border-radius:var(--r);min-width:0}
.role .role-pill{display:inline-flex;align-items:center;gap:7px;padding:5px 11px;border-radius:999px;background:var(--green-soft);border:1px solid var(--green-line);color:var(--green-dark);font-size:12px;font-weight:750;margin-bottom:16px}
.role .role-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--green)}
.role p{color:var(--ink-2);font-size:14.5px;margin:0}

/* 深绿横幅 */
.band{position:relative;overflow:hidden;background:linear-gradient(135deg,#063d25 0%,#075a35 58%,#087a46 100%);color:#fff;border-radius:22px;padding:48px 50px}
.band::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(rgba(255,255,255,.12) 1px,transparent 1px);background-size:20px 20px;mask-image:radial-gradient(600px 260px at 88% 8%,#000,transparent 70%);-webkit-mask-image:radial-gradient(600px 260px at 88% 8%,#000,transparent 70%)}
.band-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.band .eyebrow{color:#9be5bb}
.band .eyebrow::before{background:#5fe39a;box-shadow:0 0 0 4px rgba(95,227,154,.18)}
.band h2{color:#fff;margin-bottom:12px}
.band p{color:#c9e5d6;font-size:16px;max-width:52ch}
.band .brand-chips{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0}
.brand-chip{padding:7px 13px;border-radius:999px;border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.07);font-size:13px;font-weight:650;color:#e9f8ef}
.band .band-cta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:6px}
.band .band-note{font-size:12px;color:#9fc8b1;margin:12px 0 0}
.band-side{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:16px;padding:22px;backdrop-filter:blur(4px)}
.band-side .bs-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:13.5px;color:#d9efe2}
.band-side .bs-row:last-child{border-bottom:0;padding-bottom:0}
.band-side .bs-row:first-child{padding-top:0}
.band-side .bs-k{color:#fff;font-weight:700}
.band-side .bs-v{font-size:12px;color:#a9d7bd;text-align:right}

/* 部署方式预告 */
.mode-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.mode{padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);min-width:0}
.mode .tag{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--green-dark);background:var(--green-soft);border:1px solid var(--green-line);padding:5px 10px;border-radius:999px;margin-bottom:16px}
.mode h3{font-size:20px;margin-bottom:8px}
.mode p{color:var(--ink-2);font-size:14.8px;margin:0}

/* 本地交付 CTA */
.local{position:relative;overflow:hidden;background:
  radial-gradient(640px 260px at 88% 10%,rgba(11,158,85,.13),transparent 66%),
  linear-gradient(135deg,#f0faf5,#fff 70%);
  border:1px solid var(--green-line);border-radius:22px;padding:44px 46px;display:grid;grid-template-columns:1.25fr .75fr;gap:34px;align-items:center}
.local h2{margin-bottom:12px}
.local p{color:var(--ink-2);margin:0 0 10px;max-width:62ch}
.local .local-note{font-size:12.5px;color:var(--muted);margin-top:14px}
.local-cta{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.local-cta .btn{width:100%}

/* ---------- 内页头部 ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:
  radial-gradient(760px 320px at 88% -20%,rgba(11,158,85,.15),transparent 64%),
  linear-gradient(180deg,#f1faf5,#fbfdfc 78%,#fff)}
.page-hero::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(rgba(6,61,37,.07) 1px,transparent 1px);background-size:22px 22px;mask-image:linear-gradient(180deg,#000,transparent 78%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 78%)}
.page-hero .wrap{position:relative;padding-top:52px;padding-bottom:48px}
.crumbs{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--green-dark)}
.crumbs span{color:var(--line-2)}
.crumbs .current{color:var(--ink-2)}
.page-hero h1{max-width:24ch}
.page-hero .lead{font-size:17.5px;line-height:1.78;color:var(--ink-2);max-width:66ch;margin:0}
.page-hero .page-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.meta-chip{font-size:12px;font-weight:650;color:var(--green-dark);background:#fff;border:1px solid var(--green-line);border-radius:999px;padding:5px 11px}

/* ---------- MF 页 ---------- */
.anchor-nav{position:sticky;top:76px;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.anchor-list{display:flex;gap:4px;overflow-x:auto;padding:10px 0;scrollbar-width:none}
.anchor-list::-webkit-scrollbar{display:none}
.anchor-list a{flex:none;padding:8px 13px;border-radius:9px;font-size:13.5px;font-weight:650;color:var(--ink-2);white-space:nowrap}
.anchor-list a:hover{background:var(--green-soft);color:var(--green-dark);text-decoration:none}
.anchor-list a.is-active{background:var(--green);color:#fff}
.features{padding:0}
.feature{display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;padding:62px 0;border-bottom:1px solid var(--line);scroll-margin-top:150px;min-width:0}
.feature:last-child{border-bottom:0}
.feature:nth-child(even) .feature-copy{order:2}
.feature:nth-child(even) .visual{order:1}
.feature-copy{min-width:0}
.feature-num{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.16em;color:var(--green-dark);margin-bottom:12px}
.feature h2{font-size:clamp(24px,2.7vw,31px);margin-bottom:12px}
.feature p{color:var(--ink-2);font-size:16px;line-height:1.8;margin:0 0 20px;max-width:56ch}
.point-chips{display:flex;flex-wrap:wrap;gap:8px}
.point-chips li{font-size:12.5px;font-weight:650;color:var(--ink-2);background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px 11px}
.visual{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:20px;min-width:0}
.visual-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:6px}
.visual-head .v-title{font-size:13px;font-weight:750;color:var(--ink)}
.visual-head .v-dots{display:flex;gap:4px}
.visual-head .v-dots i{width:6px;height:6px;border-radius:50%;background:var(--line-2);display:block}
.v-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.v-row:last-of-type{border-bottom:0}
.v-row .v-k{font-size:13px;font-weight:650;color:var(--ink);min-width:0;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.v-row .v-v{font-size:11.5px;color:var(--muted);flex:none}
.v-row .v-tag{font-size:10px;font-weight:750;color:var(--green-dark);background:var(--green-soft);border:1px solid var(--green-line);border-radius:999px;padding:2px 7px;white-space:nowrap;flex:none}
.visual-foot{font-size:11.5px;line-height:1.55;color:var(--muted);margin:14px 0 0;padding-top:12px;border-top:1px solid var(--line)}
.bars{display:grid;gap:14px;padding:10px 0 4px}
.bar-row .bar-top{display:flex;justify-content:space-between;gap:10px;font-size:12px;font-weight:650;color:var(--ink-2);margin-bottom:6px}
.bar-track{height:8px;border-radius:999px;background:#eef4f0;overflow:hidden}
.bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--green),#43c98a)}
.v-table{width:100%;border-collapse:collapse;font-size:11.5px}
.v-table th{text-align:left;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:750;padding:8px 6px;border-bottom:1px solid var(--line)}
.v-table td{padding:10px 6px;border-bottom:1px solid var(--line);color:var(--ink-2)}
.v-table tr:last-child td{border-bottom:0}
.v-table td:first-child{color:var(--ink);font-weight:650}

/* ---------- 设备页 ---------- */
.devices-main{padding:44px 0 70px}
.brand-picker{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:18px 18px 20px;margin-bottom:18px;min-width:0}
.picker-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.picker-head h2{font-size:17px}
.picker-head p{font-size:12px;color:var(--muted);margin:0}
.brand-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
.brand-card{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:6px;min-width:0;padding:12px 8px 10px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;font-family:inherit;color:var(--ink-2);transition:border-color .15s ease,background .15s ease,box-shadow .15s ease,transform .15s ease}
.brand-card:hover{border-color:var(--green-line);background:var(--green-soft);transform:translateY(-1px)}
.brand-card .bc-logo{display:flex;align-items:center;justify-content:center;width:100%;height:44px}
.brand-card img{display:block;max-width:92%;max-height:42px;width:auto;height:auto;margin:0 auto}
.brand-card .bc-name{font-size:13px;font-weight:750;line-height:1.25;text-align:center;color:var(--ink);word-break:break-word}
.brand-card .bc-en{font-size:9.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);text-align:center;line-height:1.2;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.brand-card:hover .bc-name,.brand-card:hover .bc-en{color:var(--green-dark)}
.brand-card[aria-selected="true"]{border-color:var(--green);background:var(--green-soft);box-shadow:0 10px 22px -16px rgba(11,158,85,.75)}
.brand-card[aria-selected="true"] .bc-name{color:var(--green-dark)}
.brand-card:focus-visible{outline:2px solid var(--green);outline-offset:2px}
.frame-card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:12px;min-width:0}
.frame-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:4px 6px 12px;flex-wrap:wrap}
.frame-live{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);min-width:0}
.frame-live strong{color:var(--ink);font-weight:750}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(11,158,85,.13);flex:none}
.frame-actions{display:flex;align-items:center;gap:8px}
.frame-box{position:relative;height:900px;border:1px solid var(--line-2);border-radius:14px;overflow:hidden;background:#fff}
.frame-box iframe{display:block;width:100%;height:100%;border:0;background:#fff}
.frame-hint{display:flex;align-items:center;gap:7px;font-size:11.5px;color:var(--muted);margin:10px 4px 0}
.frame-hint svg{width:13px;height:13px;flex:none;color:var(--green-dark)}
.frame-card.is-fullscreen{position:fixed;inset:0;z-index:1000;border-radius:0;border:0;padding:10px;display:flex;flex-direction:column;background:#fff;box-shadow:none;height:100dvh}
.frame-card.is-fullscreen .frame-head{flex:none;padding:4px 6px 10px}
.frame-card.is-fullscreen .frame-box{flex:1;height:auto;min-height:0}
.frame-card.is-fullscreen .frame-hint{display:none}
.frame-card.is-fullscreen .frame-actions .btn{background:var(--green);color:#fff;border-color:var(--green)}
body.no-scroll{overflow:hidden}
.notice{display:flex;align-items:flex-start;gap:11px;margin:18px 0 0;padding:14px 16px;background:var(--amber-bg);border:1px solid var(--amber-line);border-radius:12px;color:#5f4300;font-size:13.5px;line-height:1.65}
.notice svg{width:16px;height:16px;flex:none;margin-top:2px;color:var(--amber)}
.source-line{font-size:11.5px;color:var(--muted);margin:16px 0 0;padding-top:14px;border-top:1px solid var(--line)}
.source-line strong{font-weight:700;color:var(--ink-2)}
.source-line.brand-credit{margin-top:6px;padding-top:0;border-top:0;font-size:11px}
.device-notes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px}
.device-note{padding:22px;background:#fff;border:1px solid var(--line);border-radius:14px;min-width:0}
.device-note h3{font-size:15.5px;margin-bottom:6px}
.device-note p{font-size:13.5px;color:var(--ink-2);margin:0}
.device-help{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:24px;padding:26px 28px;background:var(--green-soft);border:1px solid var(--green-line);border-radius:16px;flex-wrap:wrap}
.device-help h3{font-size:18px;margin-bottom:4px}
.device-help p{font-size:13.5px;color:var(--ink-2);margin:0;max-width:62ch}

/* ---------- 部署页 ---------- */
.deploy-main{padding:54px 0 76px}
.deploy-modes{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.deploy-mode{position:relative;padding:30px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);min-width:0}
.deploy-mode .tag{display:inline-block;font-size:10.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--green-dark);background:var(--green-soft);border:1px solid var(--green-line);padding:5px 10px;border-radius:999px;margin-bottom:16px}
.deploy-mode h2{font-size:clamp(21px,2.2vw,25px);margin-bottom:10px}
.deploy-mode p{color:var(--ink-2);font-size:14.8px;margin:0 0 18px}
.fit-list{display:grid;gap:8px}
.fit-list li{display:flex;align-items:flex-start;gap:8px;font-size:13.5px;color:var(--ink-2)}
.fit-list .check{margin-top:3px;width:18px;height:18px}
.fit-list .check svg{width:11px;height:11px}
.mix-note{display:flex;align-items:flex-start;gap:10px;margin-top:18px;padding:16px 18px;background:#fff;border:1px solid var(--green-line);border-radius:12px;font-size:13.5px;color:var(--ink-2)}
.mix-note svg{width:17px;height:17px;color:var(--green-dark);flex:none;margin-top:2px}
.block{margin-top:64px;scroll-margin-top:110px}
.block-head{max-width:720px;margin-bottom:26px}
.block-head h2{font-size:clamp(23px,2.6vw,30px);margin-bottom:8px}
.block-head p{color:var(--ink-2);font-size:15.5px;margin:0}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:var(--shadow)}
table.req{width:100%;border-collapse:collapse;min-width:680px;font-size:14px}
table.req th{text-align:left;background:#f2f8f5;color:var(--ink-2);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;padding:13px 18px;border-bottom:1px solid var(--line);font-weight:750}
table.req td{padding:15px 18px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--ink-2);line-height:1.6}
table.req tr:last-child td{border-bottom:0}
table.req td:first-child{font-weight:750;color:var(--ink);white-space:nowrap;width:118px}
table.req td:nth-child(2){font-weight:600;color:var(--ink);width:36%}
table.req td:last-child{font-size:13px;color:var(--muted)}
.timeline{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.timeline::before{content:"";position:absolute;left:8%;right:8%;top:19px;height:2px;background:linear-gradient(90deg,var(--green-line),var(--green-line));z-index:0}
.step{position:relative;z-index:1;padding:0 2px;min-width:0}
.step-num{width:40px;height:40px;border-radius:50%;background:#fff;border:2px solid var(--green);color:var(--green-dark);display:grid;place-items:center;font-size:12px;font-weight:800;margin-bottom:14px;box-shadow:0 0 0 5px var(--bg)}
.step h3{font-size:15px;margin-bottom:4px}
.step .time{display:inline-block;font-size:10.5px;font-weight:750;color:var(--green-dark);background:var(--green-soft);border-radius:999px;padding:2px 8px;margin-bottom:8px}
.step p{font-size:12.8px;line-height:1.6;color:var(--muted);margin:0}
.timeline-note{display:flex;align-items:flex-start;gap:8px;margin-top:22px;font-size:13px;color:var(--ink-2);background:#fff;border:1px solid var(--line);border-radius:10px;padding:13px 15px}
.timeline-note svg{width:15px;height:15px;flex:none;color:var(--green-dark);margin-top:2px}
.prep-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:40px;align-items:start}
.prep-intro{position:sticky;top:110px}
.prep-intro p{color:var(--ink-2);font-size:15.5px}
.checklist{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.checklist li{display:flex;align-items:flex-start;gap:9px;padding:13px 14px;background:#fff;border:1px solid var(--line);border-radius:11px;font-size:13.5px;color:var(--ink-2);line-height:1.55}
.checklist .check{margin-top:2px;width:18px;height:18px}
.checklist .check svg{width:11px;height:11px}
.faq{display:grid;gap:10px;max-width:860px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0;overflow:hidden}
.faq summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 18px;font-size:15px;font-weight:700;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary svg{width:17px;height:17px;flex:none;color:var(--green-dark);transition:transform .18s ease}
.faq details[open] summary svg{transform:rotate(45deg)}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq .faq-body{padding:14px 18px 17px;font-size:14px;color:var(--ink-2);line-height:1.7}
.cta-panel{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;margin-top:64px;padding:32px 36px;background:linear-gradient(135deg,var(--green-deep),#087a46);border-radius:18px;color:#fff}
.cta-panel h2{color:#fff;font-size:clamp(22px,2.4vw,28px);margin-bottom:6px}
.cta-panel p{color:#c9e5d6;margin:0;font-size:14.5px;max-width:64ch}

/* ---------- 联系页 ---------- */
.contact-main{padding:54px 0 76px}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:start}
.contact-cards{display:grid;gap:12px}
.contact-card{padding:22px 24px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
.contact-card .k{font-size:11px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.contact-card .v{font-size:clamp(22px,2.6vw,28px);font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1.2}
.contact-card a.v{display:inline-block;color:var(--ink)}
.contact-card a.v:hover{color:var(--green-dark);text-decoration:none}
.contact-card .note{font-size:12.5px;color:var(--muted);margin:7px 0 0}
.contact-card .v .unit{font-size:13px;font-weight:600;color:var(--muted);letter-spacing:0;margin-left:4px}
.copy-btn{margin-top:9px;display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid var(--line-2);border-radius:8px;background:#fff;font:inherit;font-size:12px;font-weight:650;color:var(--ink-2);cursor:pointer}
.copy-btn:hover{border-color:var(--green);color:var(--green-dark)}
.copy-btn svg{width:13px;height:13px}
.form-card{padding:30px 32px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
.form-card h2{font-size:24px;margin-bottom:6px}
.form-card .form-intro{font-size:13.5px;color:var(--muted);margin:0 0 22px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field.full{grid-column:1/-1}
.field label{font-size:12.5px;font-weight:700;color:var(--ink-2)}
.field label .req{color:#c0392b;margin-left:2px}
.field input,.field select,.field textarea{width:100%;padding:11px 13px;border:1px solid var(--line-2);border-radius:9px;background:#fbfdfc;font:inherit;font-size:14px;color:var(--ink);transition:border-color .15s ease,box-shadow .15s ease}
.field input::placeholder,.field textarea::placeholder{color:#9aa9a0}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(11,158,85,.13);background:#fff}
.field textarea{resize:vertical;min-height:96px}
.form-actions{margin-top:18px}
.form-note{display:flex;align-items:flex-start;gap:8px;margin-top:14px;font-size:12px;line-height:1.6;color:var(--muted)}
.form-note svg{width:14px;height:14px;flex:none;color:var(--green-dark);margin-top:2px}
.form-status{margin-top:14px;padding:12px 14px;border-radius:10px;background:var(--green-soft);border:1px solid var(--green-line);color:var(--green-dark);font-size:13px;line-height:1.6}
.form-status[hidden]{display:none}
.contact-faq{margin-top:54px}

/* ---------- 页脚 ---------- */
footer.site{background:#0a1b13;color:#b9c9c0;padding:56px 0 26px;border-top:1px solid #173327}
.foot-grid{display:grid;grid-template-columns:1.3fr .7fr 1fr;gap:44px}
.foot-brand .brand-name{color:#fff;font-size:21px}
.foot-brand .brand-name em{color:#6fe3a4}
.foot-brand .brand-sub{color:#7f9a8b}
.foot-brand .brand-mark{box-shadow:none}
.foot-tag{font-size:13px;color:#9fb3a8;margin:14px 0 0;max-width:34ch;line-height:1.7}
.foot-title{font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:#7f9a8b;margin:0 0 14px}
.foot-nav{display:grid;gap:8px}
.foot-nav a{color:#c6d6cc;font-size:13.5px}
.foot-nav a:hover{color:#fff;text-decoration:none}
.foot-contact{display:grid;gap:10px}
.foot-contact p{margin:0;font-size:13px;color:#9fb3a8;display:flex;flex-direction:column;gap:2px}
.foot-contact .k{font-size:10.5px;font-weight:750;letter-spacing:.1em;text-transform:uppercase;color:#6f8a7b}
.foot-contact a{color:#fff;font-size:17px;font-weight:750;letter-spacing:-.01em}
.foot-contact a:hover{color:#7ee2a8;text-decoration:none}
.foot-contact .site-host{font-size:12.5px;color:#b9c9c0;font-weight:600}
.foot-legal{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 28px;margin-top:40px;padding-top:20px;border-top:1px solid #1c362a;font-size:11.5px;color:#7f9a8b;line-height:1.7}
.foot-legal p{margin:0}
.foot-legal a{color:#9fb3a8}
.foot-legal a:hover{color:#fff}
.foot-legal .trademark{max-width:62ch}
.foot-legal .brand-icons{flex-basis:100%;color:#6f8a7b}

/* ---------- 动效 ---------- */
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.hero-copy,.hero-visual{animation:rise .6s ease both}
.hero-visual{animation-delay:.08s}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* ---------- v0.24 集成 / 运维模块页 ---------- */

/* 产品页首屏：左文案 + 右 CSS 示意图 */
.p-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:
  radial-gradient(820px 360px at 88% -18%,rgba(11,158,85,.15),transparent 64%),
  linear-gradient(180deg,#f1faf5,#fbfdfc 78%,#fff)}
.p-hero::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(rgba(6,61,37,.07) 1px,transparent 1px);background-size:22px 22px;mask-image:linear-gradient(180deg,#000,transparent 78%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 78%)}
.p-hero .wrap{position:relative;padding-top:44px;padding-bottom:52px}
.p-hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:52px;align-items:center;min-width:0}
.p-hero-grid.no-visual{grid-template-columns:1fr}
.p-hero-copy{min-width:0}
.p-hero-copy h1{max-width:22ch;margin-bottom:16px}
.p-hero-copy .lead{font-size:17px;line-height:1.78;color:var(--ink-2);max-width:58ch;margin:0}
.p-hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.p-hero-visual{position:relative;min-width:0}
.p-hero-visual::before{content:"";position:absolute;inset:6% -4% -8% 8%;background:radial-gradient(closest-side,rgba(11,158,85,.18),transparent 72%);filter:blur(24px);z-index:0}
.vi{position:relative;z-index:1;min-width:0}
.vi-badge{position:absolute;z-index:3;top:10px;right:10px;padding:3px 8px;border-radius:999px;background:rgba(16,36,26,.72);color:#eaf7f0;font-size:10px;font-weight:750;letter-spacing:.06em}

/* 健康状态面板（示意图） */
.board{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);overflow:hidden}
.board-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 78px 15px 20px;background:linear-gradient(135deg,var(--green-deep),#0a6b3f);color:#fff}
.board-top .b-label{font-size:12.5px;font-weight:750}
.board-top .b-site{font-size:11px;color:#bfe7d2;margin-top:2px}
.b-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 9px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);font-size:10.5px;font-weight:700;color:#fff;white-space:nowrap}
.b-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:#6ff0a8}
.board-body{padding:6px 20px 4px}
.board-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid var(--line);font-size:13px}
.board-row:last-child{border-bottom:0}
.board-row .br-k{font-weight:650;color:var(--ink);min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.board-foot{font-size:11px;color:var(--muted);margin:0;padding:10px 20px 14px;border-top:1px solid var(--line);line-height:1.6}
.spill{flex:none;font-size:10.5px;font-weight:750;padding:3px 9px;border-radius:999px;border:1px solid transparent;white-space:nowrap}
.spill-ok{background:var(--green-soft);color:var(--green-dark);border-color:var(--green-line)}
.spill-warn{background:var(--amber-bg);color:var(--amber);border-color:var(--amber-line)}
.spill-bad{background:#fdecea;color:#a02a20;border-color:#f2c7c1}
.spill-off{background:#f1f4f2;color:var(--muted);border-color:var(--line-2)}

/* 会话卡片（示意图） */
.chat{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);overflow:hidden}
.chat-head{display:flex;align-items:center;gap:10px;padding:13px 78px 13px 18px;border-bottom:1px solid var(--line);background:#fbfdfc}
.chat-app{font-size:12.5px;font-weight:800;color:var(--ink)}
.chat-sub{font-size:11px;color:var(--muted)}
.chat-body{display:grid;gap:9px;padding:16px 16px 14px;background:linear-gradient(180deg,#f6faf8,#fff)}
.bubble{max-width:86%;padding:10px 12px;border-radius:12px;font-size:12.5px;line-height:1.55;border:1px solid var(--line);background:#fff;color:var(--ink-2)}
.bubble.me{margin-left:auto;background:var(--green);border-color:transparent;color:#fff}
.bubble-meta{display:block;font-size:10.5px;color:#d6f0e0;margin-top:3px}
.card-msg{padding:0;overflow:hidden;max-width:94%}
.cm-title{padding:11px 13px 0;font-size:12.5px;font-weight:750;color:var(--ink)}
.cm-meta{padding:3px 13px 11px;font-size:11px;color:var(--muted)}
.cm-actions{display:flex;gap:8px;padding:0 13px 12px}
.cm-btn{flex:1;text-align:center;padding:7px 8px;border-radius:8px;background:var(--green-soft);border:1px solid var(--green-line);color:var(--green-dark);font-size:11.5px;font-weight:750}
.cm-btn.ghost{background:#fff;border-color:var(--line-2);color:var(--ink-2)}
.chat-sys{text-align:center;font-size:10.5px;color:var(--muted);padding:2px 0}
.chat-foot{font-size:11px;color:var(--muted);margin:0;padding:10px 16px 14px;border-top:1px solid var(--line);line-height:1.6}

/* 渠道总览（示意图） */
.channels{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);padding:18px}
.ch-head{font-size:12.5px;font-weight:750;color:var(--ink);margin-bottom:12px}
.ch-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.ch-tile{display:flex;flex-direction:column;gap:3px;padding:12px;border:1px solid var(--line);border-radius:11px;background:#fbfdfc;position:relative}
.ch-dot{width:7px;height:7px;border-radius:50%;background:var(--green);position:absolute;top:12px;right:12px}
.ch-dot.warn{background:#d9a300}
.ch-dot.bad{background:#c0392b}
.ch-dot.off{background:#c3d0c8}
.ch-k{font-size:12.5px;font-weight:750;color:var(--ink)}
.ch-v{font-size:10.5px;color:var(--muted)}
.ch-bar{margin-top:9px;padding:11px 12px;border-radius:11px;background:var(--green-soft);border:1px solid var(--green-line);display:flex;align-items:center;gap:8px;position:relative}
.ch-bar .ch-dot{position:static;flex:none}
.ch-bar .ch-k{color:var(--green-deep)}
.ch-bar .ch-v{margin-left:auto;color:var(--green-dark);font-weight:650;text-align:right}
.ch-foot{font-size:11px;color:var(--muted);margin:12px 0 0;line-height:1.6}

/* 中文后台（示意图） */
.adminmock{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);overflow:hidden}
.am-top{padding:13px 78px 13px 18px;border-bottom:1px solid var(--line);background:#fbfdfc;font-size:12.5px;font-weight:750}
.am-body{display:grid;grid-template-columns:104px 1fr;min-width:0}
.am-nav{display:grid;gap:2px;padding:12px 10px;background:#f5f9f6;border-right:1px solid var(--line);align-content:start}
.am-item{padding:7px 9px;border-radius:7px;font-size:11px;font-weight:650;color:var(--ink-2);white-space:nowrap}
.am-item.on{background:var(--green);color:#fff}
.am-main{padding:12px;min-width:0;overflow-x:auto}
.am-table{width:100%;border-collapse:collapse;font-size:11px;min-width:300px}
.am-table th{text-align:left;font-size:9.5px;letter-spacing:.04em;color:var(--muted);font-weight:750;padding:6px 5px;border-bottom:1px solid var(--line)}
.am-table td{padding:8px 5px;border-bottom:1px solid var(--line);color:var(--ink-2);white-space:nowrap}
.am-table td:first-child{font-weight:750;color:var(--ink)}
.am-foot{font-size:11px;color:var(--muted);margin:0;padding:10px 16px 14px;border-top:1px solid var(--line);line-height:1.6}

/* 模块页正文 */
.module-main{padding:10px 0 76px}
.module-main .block:first-child{margin-top:44px}
.para-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.para-grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.para-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.para{padding:22px 22px 20px;background:#fff;border:1px solid var(--line);border-radius:14px;min-width:0}
.para-idx{display:block;font-size:11px;font-weight:800;letter-spacing:.14em;color:var(--green-dark);margin-bottom:10px}
.para h3{font-size:16.5px;margin-bottom:6px}
.para p{font-size:13.8px;color:var(--ink-2);margin:0}
.cards.cols-3{grid-template-columns:repeat(3,1fr)}
.card-static{background:#fff}
.card-static h3{font-size:18.5px}
.card-static p{margin-bottom:14px}
.card-static .point-chips{margin-top:auto}
.timeline.flow-3{grid-template-columns:repeat(3,1fr);gap:18px}
.timeline.flow-3::before{left:10%;right:10%}
.timeline.flow-3 .step p{font-size:13.2px;color:var(--ink-2)}
.table-note{font-size:12px;color:var(--muted);margin:12px 0 0;line-height:1.65}
table.req.cols4 td:first-child{width:56px}
table.req.cols4 td:nth-child(2){width:26%}
table.req.spec td:first-child{width:132px}
.notice-lg{padding:18px 20px;border-radius:14px;font-size:14px;line-height:1.7}
.notice-lg .notice-title{display:block;font-size:15px;color:#5f4300;margin-bottom:4px}
.notice-lg svg{margin-top:3px}

/* 使用前提折叠区 */
.prereq{background:#fff;border:1px solid var(--line-2);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.prereq summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;padding:20px 22px;flex-wrap:wrap}
.prereq summary::-webkit-details-marker{display:none}
.pr-sum-main{display:inline-flex;align-items:center;gap:9px;flex:none}
.pr-sum-main svg{width:18px;height:18px;color:var(--green-dark)}
.pr-sum-main strong{font-size:16.5px;color:var(--ink)}
.pr-sum-hint{flex:1;min-width:0;font-size:12.5px;color:var(--muted);line-height:1.55}
.pr-plus{flex:none;display:grid;place-items:center;width:26px;height:26px;border-radius:8px;background:var(--green-soft);color:var(--green-dark)}
.pr-plus svg{width:15px;height:15px;transition:transform .18s ease}
.prereq[open] .pr-plus svg{transform:rotate(45deg)}
.prereq[open] summary{border-bottom:1px solid var(--line)}
.pr-body{display:grid;gap:20px;padding:20px 22px 22px;background:#fbfdfc}
.pr-group{min-width:0}
.pr-title{display:flex;align-items:center;gap:8px;font-size:13.5px;font-weight:750;color:var(--ink);margin:0 0 10px}
.pr-title svg{width:15px;height:15px;color:var(--green-dark);flex:none}
.pr-list{display:grid;gap:8px}
.pr-list li{display:flex;align-items:flex-start;gap:9px;font-size:13.6px;line-height:1.65;color:var(--ink-2)}
.pr-dot{width:6px;height:6px;border-radius:50%;background:var(--green);flex:none;margin-top:8px}
.pr-list.warn .pr-dot{background:#d9a300}
.pr-list.warn li{color:#5b4300}

/* 集成总览 */
.integ-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.integ-card{display:flex;flex-direction:column;padding:26px 26px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);min-width:0;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.integ-card:hover{transform:translateY(-3px);border-color:var(--green-line);box-shadow:0 24px 50px -34px rgba(6,61,37,.4);text-decoration:none}
.ic-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.ic-num{font-size:11px;font-weight:800;letter-spacing:.16em;color:var(--green-dark)}
.ic-tag{font-size:10.5px;font-weight:750;color:var(--green-dark);background:var(--green-soft);border:1px solid var(--green-line);padding:3px 9px;border-radius:999px}
.integ-card h3{font-size:18px;margin-bottom:8px}
.integ-card p{font-size:14px;color:var(--ink-2);margin:0 0 14px}
.integ-card .point-chips{margin-bottom:16px}
.integ-card .arrow{margin-top:auto}
.health-entry{position:relative;overflow:hidden;display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center;padding:38px 40px;border-radius:22px;color:#fff;background:linear-gradient(135deg,#063d25 0%,#075a35 58%,#087a46 100%)}
.health-entry::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(rgba(255,255,255,.12) 1px,transparent 1px);background-size:20px 20px;mask-image:radial-gradient(560px 240px at 90% 6%,#000,transparent 72%);-webkit-mask-image:radial-gradient(560px 240px at 90% 6%,#000,transparent 72%)}
.he-copy{position:relative;min-width:0}
.he-copy .eyebrow{color:#9be5bb}
.he-copy .eyebrow::before{background:#5fe39a;box-shadow:0 0 0 4px rgba(95,227,154,.18)}
.he-copy h2{color:#fff;margin-bottom:10px}
.he-copy p{color:#c9e5d6;font-size:15px;margin:0 0 14px;max-width:52ch}
.he-points{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 20px}
.he-points li{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:650;color:#e9f8ef;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:5px 11px}
.he-points .check{background:transparent;color:#7ee2a8;width:14px;height:14px;margin:0}
.he-points .check svg{width:11px;height:11px}
.he-board{position:relative;min-width:0}
.he-board .vi-badge{top:8px;right:8px}

/* 首页「集成与运维」 */
.teaser-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}
.teaser{display:flex;flex-direction:column;gap:5px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:13px;min-width:0;transition:border-color .15s ease,transform .15s ease}
.teaser:hover{border-color:var(--green-line);transform:translateY(-2px);text-decoration:none}
.teaser-k{font-size:14.5px;font-weight:750;color:var(--ink)}
.teaser-v{font-size:12px;color:var(--muted);line-height:1.5}
.teaser svg{width:15px;height:15px;color:var(--green-dark);margin-top:6px}
.health-teaser{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 22px;border:1px solid var(--green-line);border-radius:14px;background:linear-gradient(135deg,#f0faf5,#fff 70%)}
.ht-k{font-size:14.5px;font-weight:750;color:var(--ink);margin:0 0 3px}
.ht-v{font-size:12.5px;color:var(--ink-2);margin:0;max-width:64ch}

/* 地域页（v0.26）：529 个城市/区县页 + /cities/ 总览 */
.city-intro{font-size:15.5px;line-height:1.9;color:var(--ink-2);max-width:74ch;margin:0}
.city-links{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}
.city-links li{margin:0}
.city-links a{display:inline-flex;align-items:baseline;gap:6px;padding:7px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:13.5px;font-weight:650;color:var(--ink);transition:border-color .15s ease,color .15s ease}
.city-links a:hover{border-color:var(--green-line);color:var(--green-dark);text-decoration:none}
.city-links a span{font-size:11px;font-weight:600;color:var(--muted)}
.province-nav{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:34px}
.province-nav a{display:inline-flex;align-items:baseline;gap:6px;padding:6px 11px;border-radius:999px;border:1px solid var(--green-line);background:var(--green-soft);font-size:12.5px;font-weight:700;color:var(--green-dark)}
.province-nav a:hover{text-decoration:none;background:#fff}
.province-nav a span{font-size:11px;font-weight:600;color:var(--muted)}
.province-list{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.province{padding:22px 24px;background:#fff;border:1px solid var(--line);border-radius:16px;scroll-margin-top:110px;min-width:0}
.province h3{display:flex;align-items:baseline;flex-wrap:wrap;gap:10px;font-size:19px;margin:0 0 14px}
.province .count{font-size:12px;font-weight:600;color:var(--muted)}
.req td:first-child{white-space:nowrap;font-weight:700;color:var(--ink)}

@media (max-width:1040px){
  .teaser-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .p-hero-grid{grid-template-columns:1fr;gap:34px}
  .p-hero-visual{max-width:540px}
  .cards.cols-3{grid-template-columns:1fr 1fr}
  .timeline.flow-3{grid-template-columns:1fr}
  .health-entry{grid-template-columns:1fr;padding:28px 24px;gap:24px}
  .integ-grid{grid-template-columns:1fr}
  .para-grid.cols-2,.para-grid.cols-3{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .p-hero .wrap{padding-top:32px;padding-bottom:38px}
  .p-hero-copy .lead{font-size:16px}
  .p-hero-copy h1{max-width:none}
  .cards.cols-3{grid-template-columns:1fr}
  .para-grid.cols-2,.para-grid.cols-3{grid-template-columns:1fr}
  .health-teaser{flex-direction:column;align-items:flex-start}
  .health-teaser .btn{width:100%}
  .prereq summary{padding:16px}
  .pr-sum-hint{flex-basis:100%;order:3;padding-left:27px}
  .pr-body{padding:16px}
  .module-main{padding-bottom:56px}
  .am-body{grid-template-columns:88px 1fr}
  .board-top{padding:13px 64px 13px 16px;flex-wrap:wrap}
  .board-body{padding:4px 16px 2px}
  .board-foot{padding:9px 16px 12px}
  .integ-card{padding:22px}
  .p-hero-ctas .btn{flex:1 1 auto}
}
@media (max-width:480px){
  .teaser-grid{grid-template-columns:1fr}
  .ch-grid{grid-template-columns:1fr}
  .am-body{grid-template-columns:1fr}
  .am-nav{display:none}
  .chat-body{padding:12px}
  .health-entry{padding:22px 18px}
}

/* v0.26 加了第 8 项导航（城市）：850–900 区间原断点放不下（实测 850 宽溢出），
   把移动端菜单断点从 840 提到 900；手机号按钮保留（比整块隐藏更实用），
   锚点导航的 top 沿用 76px。 */
@media (max-width:900px){
  nav.main{display:none}
  nav.main.open{display:block;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 24px 40px -30px rgba(16,36,26,.4);padding:10px 18px 16px}
  nav.main.open .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  nav.main.open .nav-list a{padding:12px;font-size:15px}
  nav.main.open .nav-phone{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:10px;padding:12px 14px;border-radius:10px;background:var(--green);color:#fff;font-size:15px;font-weight:750}
  nav.main.open .nav-phone:hover{background:var(--green-dark);text-decoration:none}
  nav.main.open .nav-phone svg{width:16px;height:16px}
  .nav-toggle{display:inline-flex;margin-left:auto}
}

/* ---------- 响应式 ---------- */
@media (max-width:1040px){
  .hero-grid{gap:40px}
  .hero h1{font-size:clamp(32px,4.4vw,48px)}
  .nav-list a{padding:9px 10px;font-size:14px}
  .brand-sub{display:none}
  .brand-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:44px;padding-top:56px;padding-bottom:64px}
  .hero-visual{max-width:560px}
  .roles{grid-template-columns:1fr}
  .band-grid{grid-template-columns:1fr;gap:28px}
  .local{grid-template-columns:1fr;gap:24px;padding:34px 30px}
  .feature{grid-template-columns:1fr;gap:30px;padding:48px 0}
  .feature:nth-child(even) .feature-copy{order:0}
  .feature:nth-child(even) .visual{order:0}
  .timeline{grid-template-columns:1fr 1fr;gap:22px 18px}
  .timeline::before{display:none}
  .step-num{margin-bottom:10px}
  .prep-grid{grid-template-columns:1fr;gap:24px}
  .prep-intro{position:static}
  .contact-grid{grid-template-columns:1fr}
  .contact-cards{grid-template-columns:1fr 1fr}
  .contact-card:last-child{grid-column:1/-1}
  .device-notes{grid-template-columns:1fr}
  .frame-box{height:700px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:34px}
  .foot-brand{grid-column:1/-1}
}
@media (max-width:760px){
  .bar{min-height:66px;gap:12px}
  nav.main{display:none}
  nav.main.open{display:block;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 24px 40px -30px rgba(16,36,26,.4);padding:10px 18px 16px}
  nav.main.open .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  nav.main.open .nav-list a{padding:12px 12px;font-size:15px}
  nav.main.open .nav-phone{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:10px;padding:12px 14px;border-radius:10px;background:var(--green);color:#fff;font-size:15px;font-weight:750}
  nav.main.open .nav-phone:hover{background:var(--green-dark);text-decoration:none}
  nav.main.open .nav-phone svg{width:16px;height:16px}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .head-cta .phone-btn{display:none}
  header.site{position:sticky}
  .anchor-nav{top:66px}
  .anchor-list{padding:8px 0}
  .anchor-list a{font-size:13px;padding:7px 11px}
  .wrap{padding:0 18px}
  .section{padding:54px 0}
  .section.tight{padding:40px 0}
  .hero .lead{font-size:16.5px}
  .hero-ctas .btn{flex:1 1 auto}
  .cards{grid-template-columns:1fr}
  .mode-grid,.deploy-modes{grid-template-columns:1fr}
  .band{padding:34px 24px;border-radius:18px}
  .band-side{display:none}
  .local{padding:28px 22px;border-radius:18px}
  .page-hero .wrap{padding-top:36px;padding-bottom:36px}
  .page-hero h1{max-width:none}
  .page-hero .lead{font-size:16px}
  .frame-box{height:640px}
  .frame-head{padding:2px 2px 10px}
  .frame-live{font-size:12px}
  .brand-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
  .brand-picker{padding:14px}
  .picker-head h2{font-size:16px}
  .device-help{padding:22px}
  .checklist{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .step{display:grid;grid-template-columns:40px 1fr;gap:0 14px;align-items:start}
  .step-num{grid-row:1/4;margin:0}
  .step .time{margin-top:2px;justify-self:start}
  .step h3{margin:0 0 2px}
  .step p{grid-column:2}
  .cta-panel{padding:26px 22px;margin-top:44px}
  .contact-cards{grid-template-columns:1fr}
  .form-card{padding:24px 20px}
  .form-grid{grid-template-columns:1fr}
  .contact-faq{margin-top:40px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-legal{flex-direction:column;gap:8px;margin-top:30px}
  .block{margin-top:48px}
  .cta-panel .btn{width:100%}
  h1{font-size:clamp(30px,8vw,40px)}
  h2{font-size:clamp(23px,6vw,30px)}
}
@media (max-width:480px){
  .wrap{padding:0 16px}
  .brand-name{font-size:17px}
  .hero-grid{padding-top:42px;padding-bottom:52px}
  .hero-ctas{flex-direction:column;align-items:stretch}
  .hero-ctas .btn{width:100%}
  .hero-points li{font-size:14.5px}
  .mock-body{padding:16px}
  .mock-top{padding:14px 16px}
  .mock-float{right:-4px;bottom:12px;font-size:11px}
  .card{padding:22px}
  .role{padding:22px}
  .mode{padding:22px}
  .brand-card{padding:10px 5px 8px;gap:5px}
  .brand-card .bc-name{font-size:12px}
  .brand-card .bc-en{display:none}
  .brand-card .bc-logo{height:34px}
  .brand-card img{max-height:32px}
  .picker-head p{font-size:11.5px}
  .frame-card{padding:8px;border-radius:14px}
  .frame-box{height:640px;border-radius:10px}
  .frame-head{flex-direction:column;align-items:flex-start;gap:8px}
  .frame-actions{width:100%;justify-content:space-between}
  .frame-actions .btn{width:100%}
  .device-help .btn{width:100%}
  .deploy-mode{padding:22px}
  .cta-panel{padding:22px 18px}
  .contact-card{padding:18px 20px}
  .form-card{padding:20px 16px}
  .foot-contact a{font-size:16px}
  .foot-legal{font-size:11px}
}
@media (max-width:380px){
  .brand-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

/* 地域页响应式 */
@media (max-width:1040px){
  .province-list{grid-template-columns:1fr}
}
@media (max-width:480px){
  .province{padding:18px}
  .city-links a{padding:6px 10px;font-size:12.5px}
  .province-nav a{font-size:12px}
  .req td:first-child{white-space:normal}
}