:root{
  --bg:#05070c;
  --bg-2:#080d16;
  --surface:#0c131f;
  --surface-2:#111a29;
  --light:#f3f6fa;
  --light-2:#e9eff6;
  --ink:#0b1220;
  --text:#edf3ff;
  --muted:#94a3b8;
  --muted-2:#6b7a90;
  --line:rgba(255,255,255,.10);
  --line-dark:rgba(11,18,32,.12);
  --mint:#7cf7c4;
  --mint-2:#36d6a0;
  --blue:#5b8cff;
  --amber:#ffc46b;
  --red:#ff6b6b;
  --radius:22px;
  --ease:cubic-bezier(.22,1,.36,1);
  --font:"Inter","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{
  margin:0;background:var(--bg);color:var(--text);font-family:var(--font);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden;
}
body.modal-open,body.menu-open{overflow:hidden}
::selection{background:var(--mint);color:#04110b}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{color:inherit}
img{max-width:100%;display:block}
.container{width:min(1240px,calc(100% - 56px));margin:0 auto}
.section{position:relative;padding:132px 0;overflow:hidden}
.light{background:var(--light);color:var(--ink)}
.dark{background:var(--bg);color:var(--text)}
h1,h2,h3,p{margin:0}
h2{font-size:clamp(2.5rem,4.6vw,4.9rem);line-height:1.04;letter-spacing:-.055em;font-weight:800}
h2 em{font-style:normal;color:var(--blue)}
.light h2 em{color:#2f5fd0}
.eyebrow{display:flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.2em;font-weight:750;color:var(--mint);text-transform:uppercase}
.eyebrow.dark{color:#2f5fd0;background:transparent}
.eyebrow .pulse-dot,.pulse-dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 0 rgba(124,247,196,.5);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(124,247,196,.45)}70%{box-shadow:0 0 0 10px rgba(124,247,196,0)}100%{box-shadow:0 0 0 0 rgba(124,247,196,0)}}

/* loader */
.loader{position:fixed;inset:0;z-index:9999;background:#05070c;display:grid;place-items:center;transition:opacity .7s var(--ease),visibility .7s}
.loader.is-done{opacity:0;visibility:hidden}
.loader-inner{width:min(360px,72vw)}
.loader-brand{display:flex;align-items:center;gap:13px;font-weight:800;font-size:22px;letter-spacing:.02em}
.loader-line{height:1px;background:rgba(255,255,255,.16);margin:30px 0 12px;overflow:hidden}
.loader-line i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--mint),var(--blue));transition:width .2s}
.loader-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;letter-spacing:.18em}
.brand-mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(145deg,var(--mint),#2ec7ba 55%,#4d7dff);display:grid;place-items:center;flex:0 0 auto;box-shadow:0 0 24px rgba(124,247,196,.18)}
.brand-mark svg{width:22px;height:22px;fill:#06121a}
.brand-mark.small{width:30px;height:30px;border-radius:9px}
.brand-mark.small svg{width:18px;height:18px}

/* page transition */
.page-transition{position:fixed;inset:0;z-index:9000;background:#05070c;transform:translateY(100%);transition:transform .55s var(--ease);pointer-events:none}
.page-transition.is-active{transform:translateY(0)}
.pt-logo{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:12px;font-weight:800;font-size:20px;letter-spacing:.04em}

/* cursor */
.cursor-dot,.cursor-ring{position:fixed;top:0;left:0;z-index:8000;pointer-events:none;border-radius:50%;opacity:0;transition:opacity .2s}
.cursor-dot{width:5px;height:5px;background:var(--mint);transform:translate(-50%,-50%)}
.cursor-ring{width:34px;height:34px;border:1px solid rgba(124,247,196,.45);transform:translate(-50%,-50%);transition:width .25s,height .25s,border-color .25s,background .25s,opacity .2s}
.cursor-ring.is-hover{width:58px;height:58px;border-color:rgba(124,247,196,.8);background:rgba(124,247,196,.06)}
@media (pointer:fine){body:hover .cursor-dot,body:hover .cursor-ring{opacity:1}}
@media (pointer:coarse){.cursor-dot,.cursor-ring{display:none}}

/* progress */
.scroll-progress{position:fixed;top:0;left:0;width:100%;height:2px;z-index:7000;background:transparent}
.scroll-progress i{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--mint),var(--blue),var(--amber))}

/* header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:6000;transition:background .35s,border-color .35s,backdrop-filter .35s}
.site-header::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:transparent;transition:background .35s}
.site-header.is-scrolled{background:rgba(5,7,12,.72);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-inner{width:min(1240px,calc(100% - 56px));height:78px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:11px}
.brand-text b{display:block;font-size:17px;letter-spacing:.02em;line-height:1.1;color:#fff}
.brand-text small{display:block;font-size:7px;letter-spacing:.22em;color:var(--muted);margin-top:4px}
.nav{display:flex;align-items:center;gap:29px}
.nav a{position:relative;font-size:12px;color:rgba(237,243,255,.66);transition:color .2s;padding:6px 0}
.nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--mint);transition:width .3s var(--ease)}
.nav a:hover,.nav a.active{color:#fff}
.nav a.active::after,.nav a:hover::after{width:100%}
.header-actions{display:flex;align-items:center;gap:9px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;border-radius:999px;padding:13px 22px;font-size:12px;font-weight:650;letter-spacing:.01em;cursor:pointer;transition:transform .25s var(--ease),background .25s,border-color .25s,box-shadow .25s;white-space:nowrap}
.btn-small{padding:10px 17px;font-size:11px}
.btn-primary{background:var(--mint);color:#04120c;box-shadow:0 0 0 0 rgba(124,247,196,.2)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(124,247,196,.18)}
.btn-ghost{border-color:rgba(255,255,255,.18);color:#fff;background:rgba(255,255,255,.03)}
.btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.32)}
.btn-line{border-color:rgba(255,255,255,.22);color:#fff;background:transparent}
.btn-line:hover{background:rgba(255,255,255,.07)}
.btn-glow{position:relative;overflow:hidden}
.btn-glow::after{content:"";position:absolute;top:0;left:-80%;width:50%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.6),transparent);transform:skewX(-20deg);transition:left .55s var(--ease)}
.btn-glow:hover::after{left:130%}
.btn-arrow{font-size:13px;line-height:1}
.menu-toggle{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:50%;background:transparent;position:relative}
.menu-toggle span{position:absolute;left:11px;right:11px;height:1px;background:#fff;transition:transform .25s,top .25s}
.menu-toggle span:first-child{top:16px}.menu-toggle span:last-child{top:23px}
.menu-toggle.is-open span:first-child{top:20px;transform:rotate(45deg)}
.menu-toggle.is-open span:last-child{top:20px;transform:rotate(-45deg)}

/* hero */
.hero{min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding:122px 0 58px;background:var(--bg)}
#heroCanvas{position:absolute;inset:0;width:100%;height:100%;z-index:0;opacity:.72}
.hero-noise{position:absolute;inset:0;z-index:1;pointer-events:none;opacity:.23;background-image:radial-gradient(rgba(255,255,255,.2) .6px,transparent .6px);background-size:4px 4px;mix-blend-mode:soft-light}
.hero-glow{position:absolute;border-radius:50%;filter:blur(90px);pointer-events:none;z-index:0}
.glow-a{width:580px;height:580px;right:-180px;top:6%;background:rgba(67,115,255,.15)}
.glow-b{width:460px;height:460px;left:-160px;bottom:-10%;background:rgba(124,247,196,.09)}
.hero-inner{position:relative;z-index:3;display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
.hero-copy{max-width:680px}
.hero-eyebrow{opacity:0;transform:translateY(14px);animation:heroIn .8s .2s var(--ease) forwards}
.hero-title{font-size:clamp(3.5rem,7.3vw,7.4rem);line-height:.98;letter-spacing:-.065em;font-weight:850;margin:20px 0 24px;color:#f5f8ff}
.title-line{display:block;overflow:hidden}
.title-line{opacity:0;transform:translateY(105%);animation:titleIn 1s var(--ease) forwards}
.title-line:nth-child(1){animation-delay:.32s}
.title-line:nth-child(2){animation-delay:.44s}
.title-line:nth-child(3){animation-delay:.56s}
.title-line.accent{background:linear-gradient(95deg,var(--mint) 0%,#8ad9ff 45%,#7d9cff 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
@keyframes titleIn{to{opacity:1;transform:translateY(0)}}
@keyframes heroIn{to{opacity:1;transform:translateY(0)}}
.hero-sub{max-width:520px;color:#aab7c9;font-size:15px;line-height:1.9;opacity:0;animation:heroIn .8s .7s var(--ease) forwards}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:32px;opacity:0;animation:heroIn .8s .82s var(--ease) forwards}
.hero-foot{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-top:34px;color:var(--muted);font-size:10px;letter-spacing:.06em;opacity:0;animation:heroIn .8s .95s var(--ease) forwards}
.hero-location{display:flex;align-items:center;gap:8px;color:#c5d2e4}
.dot-live{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 12px rgba(124,247,196,.8)}
.hero-tags{display:flex;gap:8px;flex-wrap:wrap}
.hero-tags span{border:1px solid var(--line);border-radius:999px;padding:5px 9px;font-size:9px;color:#93a2b7}
.hero-visual{position:relative;min-height:530px;display:flex;align-items:center;justify-content:center}
.visual-card{position:relative;width:min(100%,560px);border:1px solid rgba(255,255,255,.16);border-radius:24px;background:linear-gradient(160deg,rgba(22,33,52,.92),rgba(7,11,19,.96));padding:13px;box-shadow:0 40px 100px rgba(0,0,0,.48),inset 0 1px 0 rgba(255,255,255,.08);transform-style:preserve-3d;will-change:transform}
.visual-topline{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:2px 3px 11px;font-size:8px;letter-spacing:.16em;color:#708198}
.live-badge{display:flex;align-items:center;gap:5px;color:#85e7c5;font-size:7px;letter-spacing:.1em}
.live-badge i{width:5px;height:5px;border-radius:50%;background:var(--mint);box-shadow:0 0 8px var(--mint)}
.visual-image{position:relative;border-radius:15px;overflow:hidden;background:#f4f7fb;aspect-ratio:1.55/1}
.visual-image img{width:100%;height:100%;object-fit:cover;transform:scale(1.02)}
.visual-overlay{position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(4,9,15,.05),transparent 30%,rgba(4,9,15,.26));border-radius:15px}
.visual-caption{display:flex;justify-content:space-between;gap:12px;padding:10px 4px 2px;font-size:8px;letter-spacing:.1em;color:#7f90a8}
.float-chip{position:absolute;z-index:3;border:1px solid rgba(255,255,255,.16);background:rgba(8,14,24,.78);backdrop-filter:blur(14px);border-radius:13px;padding:10px 12px;min-width:92px;box-shadow:0 18px 40px rgba(0,0,0,.35);animation:float 5s ease-in-out infinite}
.float-chip b{display:flex;align-items:baseline;gap:2px;font-size:21px;letter-spacing:-.04em;color:#fff;line-height:1}
.float-chip b span{font-size:8px;font-weight:500;color:var(--mint);letter-spacing:0}
.float-chip small{display:block;color:#8999ad;font-size:8px;margin-top:5px;white-space:nowrap}
.chip-1{left:-22px;top:24%;animation-delay:.4s}
.chip-2{right:-18px;top:44%;animation-delay:1.1s}
.chip-3{left:10%;bottom:-16px;animation-delay:1.8s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.visual-note{position:absolute;right:-10px;bottom:-38px;color:#708198;font-size:10px;line-height:1.7;text-align:right;letter-spacing:.05em}
.visual-orbit{position:absolute;border:1px solid rgba(124,247,196,.12);border-radius:50%;pointer-events:none}
.orbit-a{width:620px;height:620px;animation:spin 28s linear infinite}
.orbit-b{width:720px;height:720px;border-color:rgba(91,140,255,.09);animation:spin 40s linear infinite reverse}
.orbit-a::before,.orbit-b::before{content:"";position:absolute;top:50%;left:-3px;width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 14px var(--mint)}
@keyframes spin{to{transform:rotate(360deg)}}
.hero-stats{position:relative;z-index:3;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:66px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat{padding:20px 22px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:flex;align-items:baseline;gap:3px;font-size:28px;letter-spacing:-.04em;font-weight:800;line-height:1}
.stat b small{font-size:10px;color:var(--mint);font-weight:500}
.stat>span{display:block;margin-top:7px;font-size:9px;color:#77879b;letter-spacing:.08em}
.scroll-cue{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:10px;color:#5e6d82;font-size:7px;letter-spacing:.24em;z-index:4}
.scroll-cue i{width:1px;height:30px;background:linear-gradient(180deg,var(--mint),transparent);animation:cue 2s infinite}
@keyframes cue{0%,100%{opacity:.25;transform:scaleY(.6)}50%{opacity:1;transform:scaleY(1)}}

/* marquee */
.marquee{background:var(--mint);color:#04120c;overflow:hidden;padding:13px 0;transform:rotate(-.6deg) scale(1.02);position:relative;z-index:5}
.marquee-track{display:flex;align-items:center;gap:28px;width:max-content;animation:marquee 28s linear infinite;white-space:nowrap;font-size:10px;font-weight:800;letter-spacing:.16em}
.marquee-track i{font-style:normal;font-size:9px;opacity:.55}
@keyframes marquee{to{transform:translateX(-50%)}}

/* section head */
.section-head{display:grid;grid-template-columns:1.22fr .78fr;gap:50px;align-items:end;margin-bottom:54px}
.section-head p{color:var(--muted);font-size:14px;line-height:1.9;max-width:380px;justify-self:end}
.light .section-head p{color:#5f6e82}
.section-head h2{margin-top:14px}
.light .eyebrow{color:#2f5fd0}

/* product */
.product{background:var(--light)}
.product-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}
.phone-stage{position:relative;display:flex;flex-direction:column;align-items:center;min-height:690px;justify-content:center}
.phone-glow{position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(91,140,255,.18),transparent 68%);filter:blur(20px)}
.phone-shell{position:relative;width:332px;height:672px;border-radius:47px;background:#0b1019;border:1px solid rgba(255,255,255,.16);padding:9px;box-shadow:0 45px 80px rgba(19,32,53,.28),inset 0 0 0 1px rgba(255,255,255,.05);z-index:2;transition:transform .3s var(--ease)}
.phone-notch{position:absolute;top:17px;left:50%;transform:translateX(-50%);width:98px;height:23px;border-radius:20px;background:#070a0f;z-index:4}
.phone-screen{position:relative;width:100%;height:100%;border-radius:39px;overflow:hidden;background:#eef2f7}
.phone-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transform:scale(1.04);transition:opacity .6s var(--ease),transform 1s var(--ease)}
.phone-img.active{opacity:1;transform:scale(1)}
.phone-homebar{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);width:105px;height:4px;border-radius:99px;background:rgba(0,0,0,.35);z-index:4}
.screen-tabs{display:flex;gap:7px;margin-top:22px;z-index:2}
.screen-tab{border:1px solid var(--line-dark);background:rgba(255,255,255,.55);color:#637085;border-radius:999px;padding:7px 13px;font-size:9px;cursor:pointer;transition:.2s}
.screen-tab.active{background:var(--ink);border-color:var(--ink);color:#fff}
.product-copy{min-width:0}
.feature-list{border-top:1px solid var(--line-dark)}
.feature{display:grid;grid-template-columns:44px 1fr;gap:16px;padding:24px 0;border-bottom:1px solid var(--line-dark)}
.feature-num{font-size:10px;color:#8290a2;letter-spacing:.12em;padding-top:4px}
.feature h3{font-size:19px;letter-spacing:-.02em;margin-bottom:7px}
.feature p{font-size:12px;line-height:1.85;color:#637085;max-width:440px}
.qr-card{display:flex;align-items:center;gap:17px;margin-top:26px;padding:14px;border:1px solid var(--line-dark);border-radius:18px;background:rgba(255,255,255,.62)}
.qr-mini{width:90px;height:90px;border-radius:12px;overflow:hidden;background:#fff;flex:0 0 auto;border:1px solid var(--line-dark)}
.qr-mini img{width:100%;height:100%;object-fit:cover}
.qr-card b{display:block;font-size:13px;letter-spacing:-.01em}
.qr-card p{font-size:10px;line-height:1.7;color:#6a788b;margin:6px 0 8px}
.qr-card a{font-size:12px;font-weight:800;color:#1e4eb5}
.qr-card a span{font-size:10px}

/* solution */
.solution{background:radial-gradient(1000px 600px at 80% 10%,rgba(91,140,255,.12),transparent 55%),var(--bg)}
.light-head p{color:#9aa9bd}
.solution-stage{display:grid;grid-template-columns:1.42fr .58fr;gap:34px;align-items:stretch}
.solution-image-wrap{position:relative;border:1px solid var(--line);border-radius:24px;overflow:hidden;background:#f4f7fb;min-height:470px}
.solution-image-wrap img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.image-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,8,14,.02),rgba(3,8,14,.12));pointer-events:none}
.image-label{position:absolute;left:18px;right:18px;bottom:14px;display:flex;justify-content:space-between;gap:10px;color:#253248;font-size:8px;letter-spacing:.14em;font-weight:700;mix-blend-mode:multiply}
.hotspot{position:absolute;z-index:2;display:flex;align-items:center;gap:8px;transform:translate(-50%,-50%)}
.hotspot i{width:13px;height:13px;border-radius:50%;background:var(--mint);border:2px solid #fff;box-shadow:0 0 0 6px rgba(124,247,196,.25),0 0 22px rgba(124,247,196,.5);flex:0 0 auto}
.hotspot span{background:rgba(5,10,18,.86);color:#fff;border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:5px 8px;font-size:8px;white-space:nowrap;backdrop-filter:blur(8px)}
.hs-1{left:56%;top:43%}.hs-2{left:27%;top:72%}.hs-3{left:72%;top:75%}
.solution-side{display:flex;flex-direction:column;justify-content:center;gap:18px;padding:8px 2px}
.mini-stat{display:flex;align-items:baseline;gap:10px;padding-bottom:13px;border-bottom:1px solid var(--line)}
.mini-stat b{font-size:27px;letter-spacing:-.05em;color:#fff;min-width:86px}
.mini-stat b span{font-size:10px;color:var(--mint);margin-left:2px}
.mini-stat small{color:#8a99ad;font-size:9px;letter-spacing:.05em}
.solution-note{font-size:13px;line-height:1.9;color:#aab8c9;margin-top:4px;border-left:1px solid var(--mint);padding-left:13px}
.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--mint);font-size:10px;letter-spacing:.06em;margin-top:4px}
.text-link span{font-size:11px}
.solution-features{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:26px}
.glass-card{border:1px solid var(--line);background:rgba(255,255,255,.035);border-radius:18px;padding:20px;transition:background .3s,transform .3s,border-color .3s}
.glass-card:hover{background:rgba(255,255,255,.065);transform:translateY(-4px);border-color:rgba(124,247,196,.25)}
.card-index{display:block;font-size:8px;letter-spacing:.18em;color:var(--mint);margin-bottom:24px}
.glass-card h3{font-size:16px;letter-spacing:-.02em;margin-bottom:8px}
.glass-card p{font-size:10.5px;line-height:1.8;color:#8d9caf}

/* safety */
.safety{background:var(--light-2);color:var(--ink)}
.safety-bg{position:absolute;inset:0;background:radial-gradient(800px 500px at 8% 0%,rgba(47,95,208,.10),transparent 60%),radial-gradient(700px 500px at 100% 100%,rgba(54,214,160,.08),transparent 60%)}
.safety .container{position:relative;z-index:2}
.safety-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.safety-card{position:relative;background:rgba(255,255,255,.7);border:1px solid rgba(11,18,32,.08);border-radius:18px;padding:22px;min-height:235px;transition:transform .3s var(--ease),box-shadow .3s}
.safety-card:hover{transform:translateY(-5px);box-shadow:0 25px 55px rgba(18,35,64,.08)}
.safety-no{font-size:8px;letter-spacing:.16em;color:#8a97a8}
.safety-icon{font-size:25px;color:#2f5fd0;margin:23px 0 18px}
.safety-card h3{font-size:16px;letter-spacing:-.02em;margin-bottom:8px}
.safety-card p{font-size:10.5px;line-height:1.8;color:#637085}
.safety-process{background:var(--ink);color:#fff;border-radius:22px;padding:24px 26px;margin-top:26px;overflow:hidden}
.process-head{display:flex;justify-content:space-between;gap:10px;font-size:8px;letter-spacing:.16em;color:#7c8ba1;margin-bottom:20px}
.process-line{height:1px;background:rgba(255,255,255,.15);position:relative;margin-bottom:22px}
.process-line i{display:block;height:100%;width:18%;background:var(--mint);box-shadow:0 0 15px rgba(124,247,196,.5);transition:width 1.4s var(--ease)}
.safety-process.in .process-line i{width:100%}
.process-steps{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.process-steps div{display:flex;flex-direction:column;gap:6px}
.process-steps b{font-size:8px;color:var(--mint);letter-spacing:.14em}
.process-steps span{font-size:14px;font-weight:700}
.process-steps small{font-size:8px;color:#8291a5}
.safety-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:26px;border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark)}
.safety-stats div{padding:18px 16px;border-right:1px solid var(--line-dark)}
.safety-stats div:last-child{border-right:0}
.safety-stats b{font-size:25px;letter-spacing:-.04em;display:block}
.safety-stats b span{font-size:9px;color:#2f5fd0;margin-left:2px}
.safety-stats span{display:block;font-size:9px;color:#6f7f93;margin-top:4px}

/* numbers */
.numbers{background:radial-gradient(800px 500px at 20% 0%,rgba(124,247,196,.07),transparent 60%),var(--bg)}
.numbers-head{display:grid;grid-template-columns:1fr .7fr;gap:40px;align-items:end;margin-bottom:48px}
.numbers-head p{color:#8b9bb0;font-size:13px;line-height:1.9;max-width:360px;justify-self:end}
.number-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.number-cell{padding:30px 24px 28px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;min-height:165px}
.number-cell b{font-size:clamp(2.6rem,4.5vw,4.2rem);letter-spacing:-.06em;line-height:1;display:block;color:#fff}
.number-cell b span{font-size:inherit}
.number-cell>span{display:block;font-size:12px;color:var(--mint);margin-top:10px}
.number-cell small{display:block;font-size:8px;color:#748398;margin-top:5px;letter-spacing:.05em}
.ops-strip{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;padding:17px 20px;border:1px solid var(--line);border-radius:14px;margin-top:24px;color:#b6c3d4;font-size:10px}
.ops-strip i{width:4px;height:4px;border-radius:50%;background:var(--mint);opacity:.55}
.data-note{margin-top:16px;color:#5f6e82;font-size:9px;letter-spacing:.03em}

/* about */
.about{background:var(--light)}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.about-intro h2{margin:16px 0 24px}
.about-lead{font-size:16px;line-height:1.9;color:#334155;max-width:500px}
.about-body{font-size:12px;line-height:1.9;color:#637085;max-width:470px;margin-top:16px}
.about-sign{margin-top:38px;display:flex;flex-direction:column;gap:4px;font-weight:800;font-size:14px}
.about-sign small{font-size:8px;letter-spacing:.16em;color:#8b97a8;font-weight:600}
.about-values{border-top:1px solid var(--line-dark)}
.value-row{display:grid;grid-template-columns:36px 1fr;gap:12px;padding:20px 0;border-bottom:1px solid var(--line-dark)}
.value-row>span{font-size:9px;color:#8a97a8;letter-spacing:.12em;padding-top:2px}
.value-row h3{font-size:16px;margin-bottom:5px;letter-spacing:-.02em}
.value-row p{font-size:11px;line-height:1.75;color:#637085}
.about-timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:24px;background:var(--line-dark);border:1px solid var(--line-dark)}
.about-timeline div{background:var(--light);padding:14px 12px}
.about-timeline b{display:block;font-size:9px;color:#2f5fd0;letter-spacing:.06em}
.about-timeline span{display:block;font-size:9px;color:#59677a;margin-top:5px;line-height:1.5}

/* contact */
.contact{background:radial-gradient(900px 500px at 50% 0%,rgba(91,140,255,.12),transparent 65%),var(--bg);padding-bottom:110px}
.contact-glow{position:absolute;left:50%;top:16%;width:600px;height:600px;transform:translateX(-50%);border-radius:50%;background:radial-gradient(circle,rgba(124,247,196,.08),transparent 65%);filter:blur(30px);pointer-events:none}
.contact-head{position:relative;z-index:2;margin-bottom:42px}
.contact-head h2{margin-top:14px}
.contact-grid{position:relative;z-index:2;display:grid;grid-template-columns:.9fr .8fr 1.3fr;gap:16px;align-items:stretch}
.contact-card,.qr-large,.contact-form{border:1px solid var(--line);background:rgba(255,255,255,.035);border-radius:20px;padding:22px}
.contact-card{display:flex;flex-direction:column;justify-content:space-between;min-height:310px}
.contact-person{display:flex;align-items:center;gap:12px}
.avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--mint),#4f86ff);color:#05120c;font-weight:850;font-size:16px}
.contact-person span{display:block;font-size:8px;color:#8797ab;letter-spacing:.04em;margin-bottom:4px}
.contact-person b{font-size:15px}
.contact-phone{display:block;font-size:clamp(1.5rem,2.6vw,2.3rem);font-weight:800;letter-spacing:-.04em;color:#fff;margin:20px 0 8px}
.contact-phone span{font-size:13px;color:var(--mint);vertical-align:middle}
.contact-card p{font-size:9.5px;color:#8797ab;line-height:1.7}
.contact-meta{display:flex;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding-top:10px;margin-top:10px;font-size:9px;color:#7e8ea3}
.contact-meta b{color:#c6d2e2;font-weight:600}
.qr-large{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:11px;text-align:center}
.qr-large img{width:155px;height:155px;border-radius:12px;background:#fff;border:1px solid rgba(255,255,255,.12)}
.qr-large b{font-size:11px}
.qr-large p{font-size:8.5px;color:#7f8fa4;line-height:1.7}
.contact-form{display:flex;flex-direction:column;gap:11px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.contact-form label{display:flex;flex-direction:column;gap:6px;font-size:8px;color:#8291a6;letter-spacing:.04em}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:1px solid rgba(255,255,255,.12);background:rgba(0,0,0,.18);color:#fff;border-radius:9px;padding:10px 11px;font-size:11px;outline:none;transition:border-color .2s,background .2s}
.contact-form input::placeholder,.contact-form textarea::placeholder{color:#536176}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:rgba(124,247,196,.6);background:rgba(0,0,0,.28)}
.contact-form select option{color:#111}
.contact-form textarea{resize:vertical;min-height:70px}
.contact-form .btn{margin-top:2px;padding:11px 16px;font-size:11px}
.form-note{font-size:9px;color:var(--mint);min-height:14px;line-height:1.5}
.form-note.error{color:#ff9d9d}
.footer{border-top:1px solid var(--line);padding:52px 0 22px;background:#04060a}
.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .8fr 1.1fr;gap:30px}
.footer-brand p{font-size:10px;line-height:1.8;color:#748398;margin-top:14px}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links b,.footer-icp b{font-size:8px;letter-spacing:.14em;color:#5f6d81;margin-bottom:4px;font-weight:700}
.footer-links a,.footer-icp a,.footer-icp span{font-size:10px;color:#8c9bae;line-height:1.7}
.footer-links a:hover,.footer-icp a:hover{color:#fff}
.footer-icp{display:flex;flex-direction:column;gap:6px}
.footer-icp span{font-size:8.5px;color:#5f6d81}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--line);margin-top:36px;padding-top:16px;color:#536176;font-size:8px;letter-spacing:.04em}

/* qr modal */
.qr-modal{position:fixed;inset:0;z-index:9500;display:grid;place-items:center;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
.qr-modal.is-open{opacity:1;visibility:visible}
.qr-modal-backdrop{position:absolute;inset:0;background:rgba(2,5,10,.72);backdrop-filter:blur(10px)}
.qr-modal-panel{position:relative;width:min(360px,calc(100% - 36px));background:#f7f9fc;color:var(--ink);border-radius:22px;padding:25px;text-align:center;transform:translateY(18px) scale(.97);transition:transform .35s var(--ease);box-shadow:0 30px 80px rgba(0,0,0,.4)}
.qr-modal.is-open .qr-modal-panel{transform:translateY(0) scale(1)}
.modal-close{position:absolute;right:12px;top:10px;width:30px;height:30px;border:0;background:transparent;font-size:23px;line-height:1;color:#64748b;cursor:pointer}
.qr-modal-panel h3{font-size:18px;letter-spacing:-.02em;margin:12px 0 16px}
.qr-modal-code{width:210px;height:210px;margin:0 auto 14px;border:1px solid var(--line-dark);border-radius:14px;overflow:hidden;background:#fff}
.qr-modal-code img{width:100%;height:100%;object-fit:cover}
.qr-modal-panel p{font-size:10px;color:#64748b;line-height:1.8}
.qr-modal-panel p a{color:#1e4eb5;font-weight:700}

/* reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.08s}
.reveal[data-delay="2"]{transition-delay:.16s}
.reveal[data-delay="3"]{transition-delay:.24s}

/* responsive */
@media(max-width:1100px){
  .hero-inner{grid-template-columns:1fr;gap:60px}
  .hero-copy{max-width:760px}
  .hero-visual{min-height:480px;justify-content:flex-start;padding-left:4%}
  .visual-card{width:min(100%,520px)}
  .visual-note{right:4%;bottom:-30px}
  .section-head,.numbers-head{grid-template-columns:1fr;gap:20px}
  .section-head p,.numbers-head p{justify-self:start}
  .product-grid{gap:38px}
  .solution-stage{grid-template-columns:1fr}
  .solution-side{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;align-items:start}
  .solution-note,.text-link{grid-column:1/-1}
  .solution-features,.safety-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr 1fr}
  .contact-form{grid-column:1/-1}
}
@media(max-width:860px){
  .container{width:calc(100% - 36px)}
  .section{padding:96px 0}
  .header-inner{height:70px;width:calc(100% - 36px)}
  .nav{position:fixed;left:18px;right:18px;top:82px;background:rgba(8,13,22,.97);border:1px solid var(--line);border-radius:18px;padding:16px;flex-direction:column;align-items:flex-start;gap:15px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:.3s;backdrop-filter:blur(18px)}
  .nav.is-open{opacity:1;visibility:visible;transform:none}
  .nav a{font-size:14px;width:100%}
  .header-actions{display:none}
  .menu-toggle{display:block}
  .hero{padding-top:105px}
  .hero-title{font-size:clamp(3rem,13vw,5.4rem)}
  .hero-sub{font-size:14px}
  .hero-visual{min-height:420px;padding-left:0;justify-content:center}
  .visual-card{width:100%}
  .float-chip{transform:scale(.86);transform-origin:center}
  .chip-1{left:-8px}.chip-2{right:-8px}
  .hero-stats{grid-template-columns:repeat(2,1fr);margin-top:38px}
  .stat:nth-child(2){border-right:0}
  .stat{border-bottom:1px solid var(--line)}
  .scroll-cue{display:none}
  .marquee{margin-top:0}
  .product-grid{grid-template-columns:1fr}
  .phone-stage{min-height:640px;order:2}
  .product-copy{order:1}
  .solution-features,.safety-grid{grid-template-columns:1fr 1fr}
  .number-grid{grid-template-columns:repeat(2,1fr)}
  .numbers-head{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr;gap:38px}
  .contact-grid{grid-template-columns:1fr}
  .contact-form{grid-column:auto}
  .qr-large{flex-direction:row;text-align:left;justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column}
}
@media(max-width:560px){
  .section{padding:76px 0}
  .hero{padding-top:96px}
  .hero-title{font-size:clamp(2.7rem,12.8vw,4.2rem)}
  .hero-actions .btn{width:100%}
  .hero-foot{gap:13px}
  .hero-tags span{font-size:8px}
  .hero-visual{min-height:340px}
  .visual-card{padding:9px;border-radius:18px}
  .visual-topline{font-size:7px}
  .float-chip{transform:scale(.74);padding:8px 9px;min-width:80px}
  .chip-1{left:-16px;top:18%}.chip-2{right:-18px;top:40%}.chip-3{bottom:-10px;left:4%}
  .visual-note{display:none}
  .hero-stats{margin-top:26px}
  .stat{padding:14px 12px}
  .stat b{font-size:23px}
  .section-head h2{font-size:clamp(2.2rem,10vw,3.4rem)}
  .phone-shell{width:290px;height:590px;border-radius:42px}
  .phone-screen{border-radius:34px}
  .phone-stage{min-height:570px}
  .feature{grid-template-columns:32px 1fr;gap:10px;padding:19px 0}
  .feature h3{font-size:17px}
  .qr-card{align-items:flex-start}
  .qr-mini{width:76px;height:76px}
  .solution-image-wrap{min-height:300px}
  .hotspot span{font-size:7px;padding:4px 6px}
  .hotspot i{width:10px;height:10px}
  .solution-features,.safety-grid{grid-template-columns:1fr}
  .safety-card{min-height:auto}
  .process-steps{grid-template-columns:repeat(3,1fr);row-gap:16px}
  .safety-stats{grid-template-columns:repeat(2,1fr)}
  .safety-stats div:nth-child(2){border-right:0}
  .safety-stats div{border-bottom:1px solid var(--line-dark)}
  .number-grid{grid-template-columns:1fr 1fr}
  .number-cell{min-height:135px;padding:22px 16px}
  .about-timeline{grid-template-columns:1fr}
  .qr-large{flex-direction:column;text-align:center}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
}


/* section dots */
.section-dots{position:fixed;right:20px;top:50%;transform:translateY(-50%);z-index:5000;display:flex;flex-direction:column;gap:11px;align-items:flex-end}
.section-dots button{display:flex;align-items:center;gap:7px;border:0;background:transparent;padding:0;cursor:pointer;color:#718096;opacity:.55;transition:opacity .25s}
.section-dots button span{font-size:7px;letter-spacing:.08em;opacity:0;transform:translateX(5px);transition:.25s}
.section-dots button i{display:block;width:6px;height:6px;border-radius:50%;background:#718096;transition:.25s}
.section-dots button:hover,.section-dots button.active{opacity:1}
.section-dots button:hover span,.section-dots button.active span{opacity:1;transform:none}
.section-dots button.active i{width:16px;border-radius:99px;background:var(--mint);box-shadow:0 0 12px rgba(124,247,196,.55)}
@media(max-width:860px){.section-dots{display:none}}



/* reduced motion */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .hero-eyebrow,.hero-sub,.hero-actions,.hero-foot,.title-line{opacity:1;transform:none}
}