:root{
  --ink:#0B1F2A; --ink-2:#143444; --body:#3A5462; --muted:#556C7A; --faint:#556C7A;
  --line:#DDE5E9; --line-2:#EEF3F5; --paper:#FFFFFF; --mist:#F6F9FA; --mist-2:#EDF4F5;
  --brand:#0F6E78; --brand-ink:#0A4E56; --brand-soft:#E4F1F2; --brand-line:#CFE6E8;
  --cta:#B03D18; --cta-hover:#A53914; --cta-soft:#FDF1EC;
  --ok:#177050; --ok-soft:#E6F4EE;
  --warn:#7E5D05; --warn-soft:#FBF3DF;
  --font-cn:"IBM Plex Sans","Source Han Sans SC","Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Consolas,monospace;
  --r1:4px; --r2:8px; --r3:12px; --r4:20px;
  --sh1:0 1px 2px rgba(11,31,42,.05);
  --sh2:0 6px 18px -6px rgba(11,31,42,.12);
  --sh3:0 24px 56px -20px rgba(11,31,42,.24);
  --max:1200px; --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--body);font-family:var(--font-cn);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
/* 隐藏浏览器滚动条（滚动能力保留：滚轮 / 触摸 / 键盘 / 拖拽） */
html,body,*{scrollbar-width:none;-ms-overflow-style:none}
::-webkit-scrollbar{width:0;height:0;display:none}
::-webkit-scrollbar-track,::-webkit-scrollbar-thumb{background:transparent;border:0}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px;position:relative}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
h1,h2,h3,h4{margin:0}
p{margin:0}

/* NAV */
.nav{position:fixed;top:0;left:0;right:0;z-index:80;backdrop-filter:blur(14px);background:rgba(255,255,255,.78);border-bottom:1px solid transparent;transition:.3s var(--ease)}
.nav.on{border-bottom-color:var(--line);box-shadow:0 4px 20px -14px rgba(11,31,42,.35);background:rgba(255,255,255,.92)}
.nav-in{display:flex;align-items:center;gap:30px;height:66px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);font-size:16.5px;letter-spacing:-.01em;flex:none}
.brand-mark{width:28px;height:28px;flex:none}
.nav-links{display:flex;gap:25px;margin-left:auto;font-size:14.5px;color:var(--body)}
.nav-links a{position:relative;padding:6px 0;transition:color .2s}
.nav-links a:hover{color:var(--brand)}
.nav-links a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1.5px;background:var(--brand);transition:right .28s var(--ease)}
.nav-links a:hover::after{right:0}
.nav-links a.on{color:var(--brand);font-weight:600}
.nav-links a.on::after{right:0}
.nav-cta{display:flex;gap:10px;align-items:center;flex:none}
.burger{display:none;width:38px;height:38px;border:1px solid var(--line);background:#fff;border-radius:var(--r2);cursor:pointer;align-items:center;justify-content:center}

/* BUTTON */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r2);font-size:14.5px;font-weight:600;padding:11px 20px;border:1px solid transparent;cursor:pointer;transition:.22s var(--ease);white-space:nowrap;line-height:1.4}
.btn-solid{background:var(--cta);color:#fff;box-shadow:0 8px 22px -10px rgba(194,70,28,.65)}
.btn-solid:hover{background:var(--cta-hover);transform:translateY(-1px);box-shadow:0 12px 26px -10px rgba(194,70,28,.7)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-lg{padding:14px 26px;font-size:15.5px}
.btn-line{border-color:rgba(255,255,255,.3);color:#fff;background:rgba(255,255,255,.04)}
.btn-line:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.5)}
.arw{width:15px;height:15px;flex:none;transition:transform .22s var(--ease)}
.btn:hover .arw{transform:translateX(3px)}

/* HERO */
.hero{position:relative;padding:134px 0 80px;overflow:hidden;background:linear-gradient(180deg,#FFF 0%,var(--mist) 100%)}
.hero-bg{position:absolute;inset:0;pointer-events:none}
.hero-bg i{position:absolute;border-radius:50%;filter:blur(72px);opacity:.55}
.hero-bg i:nth-child(1){width:600px;height:420px;left:-130px;top:-130px;background:#D8EDEF}
.hero-bg i:nth-child(2){width:520px;height:380px;right:-140px;top:-40px;background:#FBE4DA}
.hero-grid-lines{position:absolute;inset:0;background-image:linear-gradient(var(--line-2) 1px,transparent 1px),linear-gradient(90deg,var(--line-2) 1px,transparent 1px);background-size:68px 68px;-webkit-mask-image:radial-gradient(64% 56% at 46% 22%,#000,transparent);mask-image:radial-gradient(64% 56% at 46% 22%,#000,transparent);opacity:.9;pointer-events:none}
.hero-in{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:600;letter-spacing:.1em;color:var(--brand);background:var(--brand-soft);border:1px solid var(--brand-line);padding:6px 13px;border-radius:100px}
.kicker i{width:6px;height:6px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 3px rgba(15,110,120,.18);animation:pl 2.4s infinite}
@keyframes pl{0%,100%{opacity:1}50%{opacity:.35}}
h1{font-size:clamp(33px,4.2vw,52px);line-height:1.15;letter-spacing:-.025em;color:var(--ink);margin:22px 0 0;font-weight:700}
h1 em{font-style:normal;color:var(--cta);background:linear-gradient(transparent 63%,rgba(194,70,28,.17) 63%)}
h1 u{text-decoration:none;color:var(--brand)}
.lede{font-size:17.5px;margin:22px 0 0;max-width:52ch;line-height:1.78}
.lede b{color:var(--ink);font-weight:600}
.hero-cta{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.hero-tag{display:flex;align-items:center;gap:9px;margin-top:26px;font-size:13px;color:var(--muted)}
.hero-tag svg{width:15px;height:15px;stroke:var(--ok);fill:none;stroke-width:2}

/* DASH MOCK */
.dash{background:#fff;border:1px solid var(--line);border-radius:var(--r4);box-shadow:var(--sh3);overflow:hidden;position:relative}
.dash-bar{display:flex;align-items:center;gap:9px;padding:13px 17px;border-bottom:1px solid var(--line-2);background:linear-gradient(180deg,#FCFEFE,#FFF)}
.dash-bar .dots{display:flex;gap:5px}
.dash-bar .dots i{width:8.5px;height:8.5px;border-radius:50%;background:var(--line)}
.dash-bar .tt{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;color:var(--faint);margin-left:5px}
.dash-bar .live{margin-left:auto;font-family:var(--font-mono);font-size:10.5px;color:var(--ok);display:flex;align-items:center;gap:6px}
.dash-bar .live i{width:6px;height:6px;border-radius:50%;background:var(--ok);animation:pl 2s infinite}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-2)}
.kpi{background:#fff;padding:17px 16px}
.kpi .kk{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.1em;color:var(--faint)}
.kpi .kv{font-family:var(--font-mono);font-size:22px;font-weight:600;color:var(--ink);margin-top:8px;letter-spacing:-.02em}
.kpi .kd{font-size:11px;color:var(--muted);margin-top:5px;display:flex;align-items:center;gap:5px}
.kpi .up{color:var(--cta);font-weight:600}
.kpi .dn{color:var(--ok);font-weight:600}
.spark{display:flex;align-items:flex-end;gap:3px;height:26px;margin-top:11px}
.spark i{flex:1;background:var(--brand-soft);border-radius:1.5px;min-height:3px}
.spark i.hi{background:var(--brand);opacity:.75}
.dash-list{padding:15px 17px 17px}
.dl-t{font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;color:var(--faint);margin-bottom:10px}
.dl-row{display:flex;align-items:center;gap:10px;padding:9px 11px;border-radius:var(--r2);background:var(--mist);margin-bottom:7px;font-size:12.5px}
.dl-row.warn{background:var(--warn-soft)}
.dl-row .term{font-family:var(--font-mono);font-size:11.5px;color:var(--ink);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.dl-row .cost{font-family:var(--font-mono);font-size:11.5px;color:var(--muted);flex:none}
.dl-row .cv{font-family:var(--font-mono);font-size:11px;color:var(--cta);flex:none;font-weight:600}
.ai-tip{margin-top:12px;padding:12px 14px;border-radius:var(--r2);background:var(--brand-soft);border:1px solid var(--brand-line);font-size:12.5px;color:var(--brand-ink);line-height:1.6;display:flex;gap:10px}
.ai-tip svg{width:15px;height:15px;stroke:var(--brand);fill:none;stroke-width:1.7;flex:none;margin-top:2px}
.ai-tip b{color:var(--brand-ink)}

/* SECTION */
.sec{padding:98px 0;position:relative}
.sec.alt{background:var(--mist)}
.sec-head{max-width:740px}
.sec-no{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:var(--brand)}
h2{font-size:clamp(26px,3vw,38px);line-height:1.22;letter-spacing:-.022em;color:var(--ink);margin:14px 0 0;font-weight:700}
h2 em{font-style:normal;color:var(--brand)}
.sec-sub{font-size:16.5px;color:var(--muted);margin:16px 0 0;max-width:60ch}
.sec-sub b{color:var(--ink);font-weight:600}

/* PAINS */
.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:52px}
.pain{background:#fff;border:1px solid var(--line);border-radius:var(--r3);padding:26px 24px 24px;position:relative;overflow:hidden;transition:.3s var(--ease)}
.pain:hover{transform:translateY(-3px);box-shadow:var(--sh2);border-color:#CBDCE0}
.pain::after{content:"";position:absolute;left:0;top:0;width:100%;height:2.5px;background:linear-gradient(90deg,var(--cta),transparent);opacity:.75}
.pain .no{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.14em;color:var(--cta);font-weight:600}
.pain h3{font-size:18.5px;color:var(--ink);margin:13px 0 0;letter-spacing:-.01em;font-weight:650}
.pain p{font-size:14.5px;margin:11px 0 0;line-height:1.72}
.fig{margin-top:18px;padding-top:15px;border-top:1px solid var(--line-2);display:flex;align-items:baseline;gap:9px}
.fig .n{font-family:var(--font-mono);font-size:21px;font-weight:600;color:var(--cta);letter-spacing:-.02em}
.fig .t{font-size:12.5px;color:var(--muted);line-height:1.5}

/* MODULES */
.mod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:52px}
.mod{background:#fff;border:1px solid var(--line);border-radius:var(--r3);padding:0;overflow:hidden;transition:.3s var(--ease);display:flex;flex-direction:column}
.mod:hover{transform:translateY(-3px);box-shadow:var(--sh3);border-color:#C9DDE1}
.mod-top{padding:24px 24px 20px;border-bottom:1px solid var(--line-2);position:relative}
.mod-code{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.13em;color:var(--brand);background:var(--brand-soft);border:1px solid var(--brand-line);border-radius:100px;padding:3px 10px;display:inline-block}
.mod-top h3{font-size:19px;color:var(--ink);margin:15px 0 0;font-weight:650;letter-spacing:-.015em}
.mod-top p{font-size:13.5px;margin:11px 0 0;line-height:1.7;color:var(--body)}
.mod-art{height:112px;background:var(--mist);border-bottom:1px solid var(--line-2);position:relative;overflow:hidden}
.mod-artsvg{width:100%;height:100%}
.mod-list{padding:18px 24px 22px;display:flex;flex-wrap:wrap;gap:7px}
.mod-list span{font-size:12px;color:var(--ink-2);background:var(--mist);border:1px solid var(--line);border-radius:100px;padding:4px 11px}
.bar-a,.bar-b,.bar-c,.bar-d{transform-box:fill-box;transform-origin:bottom;transform:scaleY(.45);animation:gr 2.8s ease-in-out infinite}
.bar-b{animation-delay:.25s}
.bar-c{animation-delay:.5s}
.bar-d{animation-delay:.75s}
@keyframes gr{0%,100%{transform:scaleY(.45)}50%{transform:scaleY(1)}}
.line-draw{stroke-dasharray:220;stroke-dashoffset:220;animation:ld 3.6s ease-in-out infinite}
@keyframes ld{0%{stroke-dashoffset:220}55%{stroke-dashoffset:0}100%{stroke-dashoffset:-220}}
.dot-p{animation:pl 2.2s ease-in-out infinite}
.ring-s{transform-origin:center;animation:rr 12s linear infinite}
@keyframes rr{to{transform:rotate(360deg)}}

/* UPGRADE (差异化) */
.up-box{margin-top:52px;background:var(--ink);border-radius:var(--r4);padding:46px 44px;color:#fff;position:relative;overflow:hidden;display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.up-box::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:68px 68px;-webkit-mask-image:radial-gradient(70% 70% at 20% 30%,#000,transparent);mask-image:radial-gradient(70% 70% at 20% 30%,#000,transparent)}
.up-left{position:relative}
.up-kicker{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;color:#8FD6DC}
.up-box h3{font-size:clamp(22px,2.4vw,30px);line-height:1.3;margin:15px 0 0;letter-spacing:-.02em;font-weight:700}
.up-box h3 em{font-style:normal;color:#8FD6DC}
.up-box .upp{font-size:15px;color:rgba(255,255,255,.7);margin-top:17px;line-height:1.78}
.up-box .upp b{color:#fff;font-weight:600}
.up-right{position:relative;display:flex;flex-direction:column;gap:11px}
.up-step{display:flex;align-items:center;gap:13px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--r3);padding:14px 16px}
.up-step .ui{width:26px;height:26px;flex:none;border-radius:var(--r2);background:rgba(143,214,220,.15);border:1px solid rgba(143,214,220,.3);display:flex;align-items:center;justify-content:center}
.up-step .ui svg{width:13px;height:13px;stroke:#8FD6DC;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.up-step .ut{font-size:13.5px;color:rgba(255,255,255,.9);line-height:1.55}
.up-step .ut s{display:block;text-decoration:none;font-size:11.5px;color:rgba(255,255,255,.45);font-family:var(--font-mono);margin-top:3px}
.up-foot{display:flex;gap:26px;margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);flex-wrap:wrap}
.up-foot div{display:flex;flex-direction:column;gap:3px}
.up-foot .uv{font-family:var(--font-mono);font-size:20px;font-weight:600;color:#8FD6DC;letter-spacing:-.02em}
.up-foot .uk{font-size:11.5px;color:rgba(255,255,255,.55)}

/* DEMO CHAT */
.demo{margin-top:52px;background:#fff;border:1px solid var(--line);border-radius:var(--r4);overflow:hidden;box-shadow:var(--sh2)}
.demo-bar{display:flex;align-items:center;gap:9px;padding:14px 18px;border-bottom:1px solid var(--line-2);background:var(--mist)}
.demo-bar .dots{display:flex;gap:5px}
.demo-bar .dots i{width:9px;height:9px;border-radius:50%;background:var(--line)}
.demo-bar .tt{font-size:12.5px;color:var(--muted);margin-left:5px;font-weight:600}
.demo-bar .model{margin-left:auto;font-family:var(--font-mono);font-size:10.5px;color:var(--faint)}
.chat{padding:26px 26px 24px;display:flex;flex-direction:column;gap:18px}
.msg{display:flex;gap:12px;max-width:88%}
.msg.me{align-self:flex-end;flex-direction:row-reverse}
.msg .av{width:30px;height:30px;flex:none;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;border:1px solid var(--line);background:var(--mist);color:var(--muted)}
.msg.me .av{background:var(--ink);color:#fff;border-color:var(--ink)}
.msg .bub{background:var(--mist);border:1px solid var(--line);border-radius:var(--r3);padding:13px 16px;font-size:14px;line-height:1.7;color:var(--ink-2)}
.msg.me .bub{background:var(--brand);border-color:var(--brand);color:#fff}
.msg .bub .hl{color:var(--brand-ink);font-weight:600}
.msg .bub table{width:100%;border-collapse:collapse;margin-top:10px;font-size:13px}
.msg .bub td{padding:6px 0;border-bottom:1px dashed var(--line-2)}
.msg .bub td:last-child{text-align:right;font-family:var(--font-mono);font-weight:600;color:var(--ink)}
.msg .bub td:last-child.bad{color:var(--cta)}
.msg .bub .pillrow{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}
.msg .bub .pillrow span{font-family:var(--font-mono);font-size:11.5px;background:var(--warn-soft);border:1px solid #EBD9A8;color:#6B5004;border-radius:100px;padding:4px 11px}
.confirm{margin-top:12px;display:flex;gap:9px;align-items:center}
.confirm button{border-radius:var(--r2);font-size:12.5px;font-weight:600;padding:7px 15px;cursor:pointer;border:1px solid transparent}
.confirm .yes{background:var(--cta);color:#fff}
.confirm .no{background:#fff;border-color:var(--line);color:var(--muted)}
.confirm .hint{font-size:11.5px;color:var(--faint);margin-left:auto;font-family:var(--font-mono)}

/* VS */
.vs{margin-top:48px;border:1px solid var(--line);border-radius:var(--r3);overflow:hidden;background:#fff}
.vs-head{display:grid;grid-template-columns:150px 1fr 1.12fr;background:var(--mist);border-bottom:1px solid var(--line)}
.vs-head>div{padding:15px 18px;font-size:13px;font-weight:600;color:var(--muted)}
.vs-head .us{background:var(--brand-soft);color:var(--brand-ink);border-left:1px solid var(--brand-line);border-right:1px solid var(--brand-line);position:relative}
.vs-head .us::after{content:"我们";position:absolute;right:14px;top:50%;transform:translateY(-50%);font-size:10.5px;background:var(--brand);color:#fff;border-radius:100px;padding:2px 9px}
.vs-row{display:grid;grid-template-columns:150px 1fr 1.12fr;border-bottom:1px solid var(--line-2)}
.vs-row:last-child{border-bottom:0}
.vs-row>*{padding:15px 18px;font-size:13.5px;line-height:1.6}
.vs-row .dim{color:var(--ink);font-weight:600;font-size:13px}
.vs-row .dim small{display:block;font-family:var(--font-mono);font-size:10px;color:var(--faint);font-weight:400;letter-spacing:.1em;margin-top:3px}
.vs-row .o{color:var(--muted)}
.vs-row .n{color:var(--ink-2);background:#FAFCFD;border-left:1px solid var(--brand-line);border-right:1px solid var(--brand-line);font-weight:500}
.vs-row .n b{color:var(--brand-ink)}
.vs-row:hover{background:#FBFDFD}

/* FAQ */
.faq{margin-top:48px;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.qa{background:#fff;border:1px solid var(--line);border-radius:var(--r3);padding:24px 24px 22px;transition:.28s var(--ease)}
.qa:hover{border-color:#C9DDE1;box-shadow:var(--sh2)}
.qa .qn{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;color:var(--faint)}
.qa h4{font-size:16px;color:var(--ink);margin:12px 0 0;font-weight:650;letter-spacing:-.01em}
.qa p{font-size:13.5px;margin:11px 0 0;line-height:1.75}
.qa p b{color:var(--ink);font-weight:600}

/* CTA */
.cta-box{background:linear-gradient(135deg,var(--ink) 0%,#103642 62%,#0A4E56 100%);border-radius:var(--r4);padding:56px 52px;color:#fff;position:relative;overflow:hidden;display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.cta-box::before{content:"";position:absolute;right:-120px;top:-120px;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(79,179,189,.24),transparent 68%)}
.cta-box h2{color:#fff;margin:0}
.cta-box h2 em{color:#8FD6DC}
.cta-box .cp{font-size:15.5px;color:rgba(255,255,255,.72);margin-top:16px;line-height:1.75;max-width:46ch}
.cta-acts{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
.gift{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);border-radius:var(--r3);padding:24px;position:relative;z-index:2}
.gift .gt{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;color:#8FD6DC}
.gift .gv{font-size:21px;font-weight:700;margin-top:11px;letter-spacing:-.015em}
.gift ul{margin:16px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:9px}
.gift li{font-size:13px;color:rgba(255,255,255,.75);display:flex;gap:9px;align-items:flex-start;line-height:1.6}
.gift li svg{width:13px;height:13px;stroke:#8FD6DC;fill:none;stroke-width:2.2;flex:none;margin-top:4px}
.gift .gnote{font-size:12px;color:rgba(255,255,255,.5);margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.12);line-height:1.6}

/* FOOTER */
.foot{background:#fff;border-top:1px solid var(--line);padding:52px 0 34px}
.foot-in{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.foot .fbrand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);font-size:16px}
.foot .fdesc{font-size:13px;color:var(--muted);margin-top:14px;line-height:1.7;max-width:34ch}
.fcol-t{font-size:13px;font-weight:650;color:var(--ink);margin-bottom:14px}
.fcol-l{display:flex;flex-direction:column;gap:9px}
.fcol-l a{font-size:13.5px;color:var(--muted);transition:color .2s;width:fit-content}
.fcol-l a:hover{color:var(--brand)}
.foot-bot{margin-top:40px;padding-top:22px;border-top:1px solid var(--line-2);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--faint)}
.foot-bot .disc{max-width:64ch;line-height:1.7}

/* MODAL */
.modal{position:fixed;inset:0;z-index:120;display:none;align-items:center;justify-content:center;padding:24px}
.modal.open{display:flex}
.modal-bg{position:absolute;inset:0;background:rgba(11,31,42,.62);backdrop-filter:blur(4px);animation:fi .25s var(--ease)}
@keyframes fi{from{opacity:0}to{opacity:1}}
.modal-card{position:relative;background:#fff;border-radius:var(--r4);width:100%;max-width:400px;padding:34px 30px 28px;box-shadow:0 40px 90px -30px rgba(0,0,0,.5);animation:pop .32s var(--ease)}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}
.modal-x{position:absolute;right:14px;top:14px;width:32px;height:32px;border-radius:var(--r2);border:1px solid var(--line);background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s}
.modal-x:hover{border-color:var(--cta);color:var(--cta)}
.modal-card h3{font-size:20px;color:var(--ink);letter-spacing:-.015em}
.modal-card .mp{font-size:13.5px;color:var(--muted);margin-top:10px;line-height:1.7}
.qr-box{margin-top:22px;display:flex;gap:18px;align-items:center;padding:18px;border:1px dashed var(--line);border-radius:var(--r3);background:var(--mist)}
.qr-ph{width:96px;height:96px;flex:none;border-radius:var(--r2);background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;text-align:center;font-size:10.5px;color:var(--faint);line-height:1.5;padding:8px}
.qr-id .lab{font-size:11.5px;color:var(--muted)}
.qr-id .idv{font-family:var(--font-mono);font-size:17px;color:var(--ink);font-weight:600;margin-top:6px}
.qr-id .cpb{margin-top:11px;font-size:12px;border:1px solid var(--line);background:#fff;border-radius:var(--r2);padding:6px 13px;cursor:pointer;color:var(--ink-2);transition:.2s}
.qr-id .cpb:hover{border-color:var(--brand);color:var(--brand)}
.modal-note{font-size:12px;color:var(--faint);margin-top:16px;line-height:1.65;text-align:center}
.toast{position:fixed;left:50%;bottom:38px;transform:translate(-50%,20px);background:var(--ink);color:#fff;font-size:13.5px;padding:11px 20px;border-radius:100px;z-index:200;opacity:0;pointer-events:none;transition:.3s var(--ease);box-shadow:var(--sh3)}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* REVEAL */
[data-rv]{opacity:0;transform:translateY(16px);transition:opacity .68s var(--ease),transform .68s var(--ease);transition-delay:var(--rd,0s)}
[data-rv].in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){[data-rv]{opacity:1;transform:none}*{animation:none!important}}

@media(max-width:1080px){
  .hero-in{grid-template-columns:1fr;gap:46px}
  .pain-grid,.mod-grid{grid-template-columns:1fr;gap:18px}
  .up-box{grid-template-columns:1fr;gap:32px;padding:36px 28px}
  .faq{grid-template-columns:1fr}
  .cta-box{grid-template-columns:1fr;gap:32px;padding:44px 34px}
  .foot-in{grid-template-columns:1fr 1fr;gap:30px}
  .nav-links{display:none}
  .burger{display:flex}
}
@media(max-width:720px){
  .wrap{padding:0 20px}
  .sec{padding:70px 0}
  .hero{padding:110px 0 58px}
  .kpis{grid-template-columns:1fr 1fr}
  .msg{max-width:100%}
  .vs{overflow-x:auto}
  .vs-head,.vs-row{min-width:600px}
  .chat{padding:20px 18px}
  .foot-in{grid-template-columns:1fr}
  .cta-box{padding:34px 24px}
}