/* ============================================================
   Suki Studio · dark theme · v4
   ============================================================ */
:root{
  --bg:#070B14; --bg2:#0B1120; --bg3:#040710;
  --text:#EEF1F8; --text2:#B8C0D4; --muted:#9AA3B8; --faint:#6B7490; --ghost:#4F5870;
  --line:rgba(255,255,255,.1); --line2:rgba(255,255,255,.16);
  --blue:#5B7CFA; --violet:#A78BFA; --violet2:#C4B5FD; --pink:#F0ABFC;
  --ok:#8CF0C0; --no:#F2A6A6;
  --r:20px; --r-sm:12px;
  --wrap:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-size:17px;line-height:1.7;overflow-x:hidden}
body.lang-en{font-family:'Inter Tight','Noto Sans SC',system-ui,sans-serif}
body.lang-zh{font-family:'Noto Sans SC',system-ui,sans-serif}
body.lang-en h1,body.lang-en h2,body.lang-en h3,body.lang-en .disp{letter-spacing:-.035em}
h1,h2,h3{margin:0;color:#fff;font-weight:800;line-height:1.1}
h3{font-weight:700}
p{margin:0}
a{color:var(--text)}
a:hover{color:var(--violet2)}
img,svg{display:block;max-width:100%}
ul,ol,dl{margin:0;padding:0;list-style:none}
dd{margin:0}
button{font:inherit}
.serif{font-family:'Noto Serif SC',Georgia,serif}
.mono{font-family:'Inter Tight',ui-monospace,monospace;letter-spacing:.02em}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 40px}
:focus-visible{outline:2px solid var(--violet);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
.ok{color:var(--ok)} .no{color:var(--no)} .ac{color:var(--violet2)} .dim{color:var(--faint)} .strong{font-weight:600;color:#fff}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:0 24px;border-radius:10px;font-weight:600;font-size:16px;line-height:1;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:background-color .18s,color .18s,border-color .18s,box-shadow .18s,transform .18s}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--text);color:var(--bg);border-color:var(--text)}
.btn-primary:hover{background:#fff;color:var(--bg);box-shadow:0 0 0 1px rgba(167,139,250,.6),0 0 32px rgba(124,140,255,.45)}
.btn-ghost{background:rgba(255,255,255,.04);color:var(--text);border-color:var(--line2)}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-sm{min-height:42px;padding:0 18px;font-size:14px}
.btn[disabled]{opacity:.6;cursor:wait}
.arrow{transition:transform .18s}
.btn:hover .arrow{transform:translateX(4px)}

/* ---- surfaces ---- */
.glass{background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.025));border:1px solid var(--line);box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}
.gborder{position:relative;background:var(--bg2);border-radius:var(--r)}
.gborder::before{content:"";position:absolute;inset:-1px;border-radius:calc(var(--r) + 1px);padding:1px;background:linear-gradient(135deg,rgba(91,124,250,.9),rgba(167,139,250,.6) 50%,rgba(255,255,255,.08));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.band{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.hl{background:linear-gradient(90deg,#8FA8FF 0%,#C4B5FD 55%,#F0ABFC 100%);-webkit-background-clip:text;background-clip:text;color:transparent;display:inline-block;padding-bottom:.06em}
.orb{position:absolute;border-radius:50%;filter:blur(60px);pointer-events:none;z-index:0}
.grid-bg::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 30%,#000 30%,transparent 100%);mask-image:radial-gradient(ellipse 70% 60% at 50% 30%,#000 30%,transparent 100%)}
.noise{position:absolute;inset:0;width:100%;height:100%;opacity:.035;mix-blend-mode:overlay;pointer-events:none}
.label{font-size:13px;font-weight:500;color:var(--violet);margin-bottom:12px}
.pill-tag{display:inline-block;font-size:12px;color:var(--muted);border:1px solid var(--line2);border-radius:999px;padding:3px 12px;margin-bottom:16px}
.k{font-size:11px;color:var(--faint);letter-spacing:.08em;text-transform:uppercase}
.fine{font-size:14px;color:var(--faint)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 12px var(--ok);display:inline-block}

/* ---- header ---- */
.site-header{position:relative;z-index:5;background:var(--bg)}
.site-header>.wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:18px;padding-bottom:18px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text);min-height:44px}
.brand:hover{color:#fff}
.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--blue),var(--violet));box-shadow:0 0 24px rgba(124,140,255,.5);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px;color:var(--bg)}
.brand-name{font-weight:600;font-size:17px}
.nav{display:flex;align-items:center;gap:26px}
.navlink{display:inline-flex;align-items:center;min-height:44px;color:var(--text2);text-decoration:none;font-size:14px;font-weight:500}
.navlink:hover{color:#fff}
.header-tools{display:flex;gap:8px;align-items:center}
.langbtn{min-height:42px;min-width:52px;padding:0 12px;border-radius:10px;border:1px solid var(--line2);background:rgba(255,255,255,.04);color:var(--text);font-family:'Noto Sans SC','Inter Tight',sans-serif;font-weight:600;font-size:14px;cursor:pointer}
.langbtn:hover{background:rgba(255,255,255,.1)}
.icon-btn{width:42px;height:42px;display:none;align-items:center;justify-content:center;border:1px solid var(--line2);border-radius:10px;background:rgba(255,255,255,.04);cursor:pointer;color:var(--text)}
.icon-btn:hover{background:rgba(255,255,255,.1)}
.menu-btn .ic-close{display:none}
.menu-btn[aria-expanded="true"] .ic-open{display:none}
.menu-btn[aria-expanded="true"] .ic-close{display:block}
.mobile-menu{padding:8px 16px 28px;background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.mobile-menu[hidden]{display:none}
.menulink{display:flex;align-items:center;justify-content:space-between;min-height:60px;border-bottom:1px solid var(--line);color:#fff;text-decoration:none;font-size:26px;font-weight:700}
.menulink span:last-child{color:var(--violet)}
.menulink:hover{color:var(--violet2)}
.mobile-menu .btn{margin-top:22px;width:100%}

/* ---- hero ---- */
.hero{position:relative;padding:72px 0 40px;overflow:hidden}
.hero-inner{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;text-align:center}
.orb-1{width:720px;height:720px;left:50%;top:-420px;margin-left:-360px;background:radial-gradient(circle,rgba(91,124,250,.55),rgba(167,139,250,.25) 45%,transparent 70%)}
.orb-2{width:480px;height:480px;right:-160px;top:320px;background:radial-gradient(circle,rgba(240,171,252,.22),transparent 70%)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:500;color:var(--text2);border:1px solid var(--line2);background:rgba(255,255,255,.04);border-radius:999px;padding:6px 14px 6px 8px}
.hero-title{margin-top:28px;font-size:clamp(40px,6.4vw,92px);line-height:1.04;max-width:16em}
.hero-title span{display:block}
.hero-title .hl{display:inline-block}
body.lang-zh .hero-title{font-size:clamp(44px,7.4vw,108px)}
.hero-sub{margin-top:28px;font-size:19px;line-height:1.65;color:var(--text2);max-width:38em}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px;justify-content:center}

.show{position:relative;height:700px;width:100%;margin:72px 0 0}
.show .lines{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.glowdot{filter:drop-shadow(0 0 6px var(--violet))}
.node{position:absolute;width:200px;border-radius:14px;padding:14px 16px;backdrop-filter:blur(12px);text-align:left}
.node .v{font-size:15px;font-weight:600;margin-top:4px}
.node-1{left:2%;top:14%}
.node-2{left:2%;top:64%}
.skel{margin-top:10px;display:grid;gap:5px}
.skel span{display:block;height:5px;background:rgba(255,255,255,.14);border-radius:3px}
.skel-grid{margin-top:10px;display:grid;grid-template-columns:repeat(4,1fr);gap:4px}
.skel-grid span{height:14px;background:rgba(255,255,255,.1);border-radius:3px}
.skel-grid span.dim{background:rgba(255,255,255,.06)}
.core{position:absolute;left:50%;top:50%;width:300px;margin-left:-150px;margin-top:-150px;text-align:left}
.core-card{padding:22px 24px;box-shadow:0 0 80px rgba(124,140,255,.3),0 30px 60px rgba(0,0,0,.6)}
.core-head{display:flex;justify-content:space-between;align-items:center}
.core-head .k{color:var(--violet2)}
.core-title{font-size:22px;font-weight:700;margin-top:8px;line-height:1.25;color:#fff}
.core-list{margin-top:16px;display:grid;gap:8px;font-size:13px;color:var(--text2)}
.core-list li{display:flex;gap:8px;align-items:center}
.ck{width:16px;height:16px;border-radius:50%;border:1px solid currentColor;font-size:10px;display:inline-flex;align-items:center;justify-content:center;flex:none}
.hero-phone{position:absolute;right:0;top:0;transform:rotate(3deg) scale(.88);transform-origin:top right}
.hero-report{position:absolute;left:57%;top:56%;width:245px}
.hero-report .mock-report{transform:scale(.72);transform-origin:top left}
.show figcaption{position:absolute;left:2%;bottom:0;font-size:12px;color:var(--muted);background:rgba(7,11,20,.7);border:1px solid var(--line);border-radius:999px;padding:4px 14px;white-space:nowrap}
.fl1{animation:fl 8s ease-in-out infinite}
.fl2{animation:fl2 7s ease-in-out infinite}
.fl3{animation:fl 9s ease-in-out infinite reverse}
@keyframes fl{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes fl2{0%,100%{transform:rotate(3deg) scale(.88) translateY(0)}50%{transform:rotate(3deg) scale(.88) translateY(-12px)}}

/* ---- marquee ---- */
.mq{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0;color:var(--faint)}
.mq-track{display:flex;width:max-content;animation:mq 50s linear infinite}
.mq:hover .mq-track{animation-play-state:paused}
.mq-track span{display:inline-flex;align-items:center;gap:28px;padding-right:28px;font-size:15px;font-weight:500;white-space:nowrap;letter-spacing:.02em}
.mq-track span::after{content:"";width:4px;height:4px;border-radius:50%;background:var(--violet)}
@keyframes mq{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---- facts ---- */
.facts{padding:56px 0 0}
.facts-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.fact{border-radius:14px;padding:20px 22px}
.fact .v{font-size:19px;font-weight:600;line-height:1.4;margin-top:6px;color:#fff}

/* ---- statement ---- */
.stmt{padding:128px 0 96px}
.stmt .wrap{display:flex;gap:64px;align-items:flex-start}
.stmt .label{flex:0 0 auto;padding-top:12px;margin:0}
.stmt-text{flex:1;font-size:clamp(28px,3.4vw,46px);font-weight:600;line-height:1.38;color:#fff}
.stmt-text .dim{color:var(--faint)}
.hl-link{color:#fff;text-decoration:none;border-bottom:1px solid rgba(167,139,250,.7);padding-bottom:1px}
.hl-link:hover{color:var(--violet2);border-color:var(--violet2)}

/* ---- section heads ---- */
.sec-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px 48px;margin-bottom:56px}
.sec-head h2{font-size:clamp(36px,5vw,64px);line-height:1.02;max-width:12em}
.sec-note{max-width:440px;font-size:16px;color:var(--muted)}

/* ---- services ---- */
.services{padding:0 0 128px}
.svc-list{display:flex;flex-direction:column;gap:16px}
.svc{border-radius:var(--r);padding:36px 40px;display:flex;flex-wrap:wrap;gap:32px 48px;align-items:center}
.svc.rev{flex-direction:row-reverse}
.svc-text{flex:1 1 380px;min-width:0}
.svc-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--muted)}
.svc-meta .no{color:var(--violet)}
.svc-meta i{height:1px;width:32px;background:rgba(167,139,250,.5)}
.svc h3{margin-top:14px;font-size:32px;line-height:1.15}
.svc-dl{margin-top:24px;display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px 24px;font-size:15px;line-height:1.6;color:var(--text2)}
.svc-dl dt{font-size:12px;color:var(--faint);text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px}
.svc-dl dt.ok{color:var(--ok)} .svc-dl dt.no{color:var(--no)}
.svc-ui{flex:0 1 380px;min-width:0;border-radius:14px;border:1px solid var(--line);background:linear-gradient(180deg,rgba(11,17,32,.95),rgba(7,11,20,.95));padding:16px 18px;box-shadow:0 20px 50px rgba(0,0,0,.45);font-size:12px;color:var(--text2);transition:transform .25s,border-color .25s}
.svc:hover .svc-ui{transform:translateY(-4px);border-color:rgba(167,139,250,.45)}
.svc-ui .head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.svc-ui .head b{color:#fff;font-weight:600}
.svc-ui .head .tag{font-size:10px;color:var(--faint);border:1px solid var(--line);border-radius:999px;padding:2px 8px}
.svc-ui .row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:8px 0;border-top:1px solid rgba(255,255,255,.07)}
.svc-ui .row b{font-weight:500;text-align:right;color:#fff}
.svc-ui .row b.ok,.step-ui .row b.ok{color:var(--ok)} .svc-ui .row b.no,.step-ui .row b.no{color:var(--no)} .svc-ui .row b.ac,.step-ui .row b.ac{color:var(--violet2)}
.svc-ui .bar{margin-top:12px;display:flex;gap:8px}
.svc-ui .bar i{height:6px;border-radius:3px;background:rgba(255,255,255,.08);flex:1}
.svc-ui .bar i.g{background:linear-gradient(90deg,var(--blue),var(--violet))}

/* ---- pricing ---- */
.pricing{padding:112px 0;position:relative;overflow:hidden}
.pricing .wrap{position:relative;z-index:1}
.orb-3{width:600px;height:600px;left:-200px;top:0;background:radial-gradient(circle,rgba(91,124,250,.25),transparent 70%)}
.price-grid{display:flex;flex-wrap:wrap;gap:20px;align-items:stretch}
.price-main{flex:1.4 1 480px;min-width:0;padding:40px;display:flex;flex-direction:column;gap:22px;box-shadow:0 0 80px rgba(124,140,255,.18)}
.price-main .k{color:var(--violet2)}
.price-main h3{margin-top:8px;font-size:30px;line-height:1.2}
.price{font-size:clamp(40px,4.4vw,60px);font-weight:800;line-height:1}
.price-note{font-size:14px;color:var(--muted);margin-top:10px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips li{border:1px solid var(--line2);background:rgba(255,255,255,.04);border-radius:999px;padding:6px 14px;font-size:14px;color:var(--text2)}
.price-cta{margin-top:auto}
.price-side{flex:1 1 320px;min-width:0;display:flex;flex-direction:column;gap:20px}
.price-card{flex:1;border-radius:var(--r);padding:30px 32px}
.price-card h3{font-size:22px;line-height:1.3}
.price-sm{font-size:30px;font-weight:700;margin:10px 0 8px;letter-spacing:-.02em;color:#fff}
.price-card p{font-size:14px;color:var(--muted)}
.pricing .fine{margin-top:24px;max-width:62em}

/* ---- industries ---- */
.industries{padding:112px 0}
.tabs{display:flex;flex-wrap:wrap;gap:8px}
.tab{min-height:44px;padding:0 20px;border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--text2);font-size:15px;font-weight:500;cursor:pointer;transition:background-color .15s,color .15s}
.tab:hover{color:#fff;background:rgba(255,255,255,.08)}
.tab[aria-selected="true"]{background:var(--text);color:var(--bg);border-color:var(--text)}
.ind-body{display:flex;flex-wrap:wrap;gap:32px 56px;align-items:center}
.ind-text{flex:1 1 340px;min-width:0}
.ind-text h3{font-size:28px;line-height:1.3;margin-bottom:20px}
.ind-dl{display:grid;gap:16px;font-size:15px;color:var(--text2)}
.ind-dl>div{border-top:1px solid var(--line);padding-top:10px}
.ind-dl dt{font-size:12px;color:var(--faint);text-transform:uppercase;letter-spacing:.08em}
.ind-dl dt.ok{color:var(--ok)} .ind-dl dt.no{color:var(--no)}
.ind-dl dd{margin-top:4px}
.ind-dl dd.strong{font-size:17px}
.ind-mock{flex:1.5 1 540px;min-width:0}
.browser{border-radius:16px;overflow:hidden;border:1px solid var(--line2);box-shadow:0 0 60px rgba(124,140,255,.18),0 30px 60px rgba(0,0,0,.5);background:#fff}
.browser-bar{display:flex;align-items:center;gap:8px;padding:10px 14px;border-bottom:1px solid var(--line);background:var(--bg2)}
.browser-bar>span{width:11px;height:11px;border-radius:50%;background:rgba(255,255,255,.18)}
.browser-bar .url{width:auto;height:auto;border-radius:999px;margin-left:10px;font-size:12px;background:rgba(255,255,255,.05);border:1px solid var(--line);padding:2px 12px;color:var(--muted)}
.site{padding:28px 32px 0;transition:background-color .3s}
.site-nav{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px}
.site-name{font-size:20px;font-weight:900}
.site-links{display:flex;gap:16px;flex-wrap:wrap}
.site-hero{display:flex;flex-wrap:wrap;gap:20px;align-items:flex-end;padding-top:36px}
.site-copy{flex:1 1 220px;padding-bottom:28px}
.site-h{font-size:30px;line-height:1.25;font-weight:900}
.site-tag{font-size:14px;opacity:.85;margin-top:8px}
.site-cta{display:inline-block;margin-top:18px;color:#12191F;font-size:14px;font-weight:700;padding:9px 18px;border-radius:999px}
.site-img{flex:1 1 200px;height:160px;border-radius:12px 12px 0 0;background:repeating-linear-gradient(135deg,rgba(255,255,255,.16) 0 10px,rgba(255,255,255,.06) 10px 20px);border:1.5px dashed rgba(255,255,255,.5);border-bottom:none;display:flex;align-items:center;justify-content:center;font-size:12px;text-align:center;padding:0 12px}
.site-blocks{display:grid;grid-template-columns:repeat(3,1fr);font-size:13px;color:#12191F;background:#fff}
.site-blocks>div{padding:16px 18px;border-right:1px solid #E6DFD2}
.site-blocks b{display:block;font-weight:700;margin-bottom:6px}
.site-blocks i{display:block;height:6px;background:#E6DFD2;border-radius:3px;width:90%}
.site-blocks i+i{width:65%;margin-top:6px}

/* ---- process ---- */
.process{padding:128px 0;position:relative;overflow:hidden}
.process .wrap{position:relative;z-index:1}
.orb-4{width:700px;height:700px;right:-300px;top:100px;background:radial-gradient(circle,rgba(167,139,250,.2),transparent 70%)}
.steps{position:relative}
.steps::before{content:"";position:absolute;left:23px;top:24px;bottom:24px;width:1px;background:linear-gradient(180deg,rgba(91,124,250,0),rgba(91,124,250,.8) 10%,rgba(167,139,250,.8) 90%,rgba(167,139,250,0))}
.step{display:flex;flex-wrap:wrap;gap:24px 48px;align-items:center;padding:28px 0}
.step-text{flex:1 1 420px;min-width:0;display:flex;gap:28px;align-items:flex-start}
.step-no{flex:none;width:48px;height:48px;border-radius:50%;background:var(--bg2);border:1px solid rgba(167,139,250,.6);box-shadow:0 0 24px rgba(124,140,255,.35);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;color:var(--violet2)}
.step h3{margin:4px 0 8px;font-size:26px;line-height:1.25}
.step p{font-size:16px;color:var(--muted)}
.step-ui{flex:0 1 380px;min-width:0;border-radius:14px;padding:16px 18px;font-size:13px;color:var(--text2);margin-left:76px}
.step-ui .head{font-weight:600;color:#fff;margin-bottom:10px;display:flex;justify-content:space-between}
.step-ui .head small{font-size:11px;color:var(--faint);font-weight:400}
.step-ui .row{display:flex;justify-content:space-between;gap:12px;padding:6px 0;border-top:1px solid rgba(255,255,255,.07)}
.step-ui .row b{font-weight:500;color:#fff}

/* ---- why ---- */
.why{padding:112px 0}
.why-title{font-size:clamp(40px,5.6vw,80px);line-height:1.04;max-width:14em;margin-bottom:64px}
.why-title span{display:block}
body.lang-zh .why-title{font-size:clamp(44px,6.4vw,92px)}
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:12px}
.why-grid li{border-radius:16px;padding:24px 26px;display:flex;gap:18px}
.why-grid .no{color:var(--violet);font-size:13px;padding-top:4px}
.why-grid b{display:block;font-size:19px;font-weight:600;color:#fff;line-height:1.35}
.why-grid p{font-size:15px;color:var(--muted);margin-top:6px}

/* ---- demos ---- */
.demos{padding:128px 0}
.demo{border-radius:var(--r);overflow:hidden;position:relative}
.demo-1{padding:48px;display:flex;flex-wrap:wrap;gap:40px 64px;align-items:center;margin-bottom:20px}
.orb-5{width:400px;height:400px;left:-100px;top:-100px;background:radial-gradient(circle,rgba(91,124,250,.3),transparent 70%)}
.demo-1 .demo-visual{flex:0 0 auto;margin:0 auto;position:relative;z-index:1}
.demo-text{flex:1 1 420px;min-width:0;position:relative;z-index:1}
.demo h3{font-size:32px;line-height:1.15;margin-bottom:24px}
.demo-1 h3{font-size:40px;line-height:1.1}
.demo-dl{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px 28px;font-size:15px;line-height:1.6;color:var(--text2);margin-bottom:28px}
.demo-dl.one{grid-template-columns:1fr;gap:14px}
.demo-dl>div{border-top:1px solid var(--line);padding-top:8px}
.demo-dl dt{font-size:12px;color:var(--faint);text-transform:uppercase;letter-spacing:.08em}
.demo-dl dt.ok{color:var(--ok)} .demo-dl dt.no{color:var(--no)}
.demo-dl dd{margin-top:4px}
.demo-row{display:flex;flex-wrap:wrap;gap:20px;align-items:stretch}
.demo-2{flex:1.4 1 540px;min-width:0;padding:40px}
.demo-3{flex:1 1 360px;min-width:0;padding:40px}
.demo-visual.scroll-x{overflow-x:auto;margin:0 -8px 28px;padding:8px}
.demo-visual.center{display:flex;justify-content:center;margin-bottom:28px}
.demo-link[hidden]{display:none}

/* ---- boundary ---- */
.boundary{padding:0 0 128px}
.bd-box{border-radius:var(--r);border:1px solid rgba(242,166,166,.35);background:linear-gradient(180deg,rgba(242,166,166,.06),rgba(242,166,166,.02));padding:48px;display:flex;flex-wrap:wrap;gap:40px 64px;position:relative}
.bd-tag{position:absolute;top:-16px;left:40px;background:var(--bg);color:var(--no);font-size:13px;font-weight:600;padding:6px 16px;border-radius:999px;border:1px solid rgba(242,166,166,.5)}
.bd-text{flex:1 1 400px;min-width:0}
.bd-text h2{font-size:clamp(24px,2.8vw,36px);line-height:1.3;font-weight:700;margin-bottom:20px}
.bd-text p{font-size:16px;color:var(--muted);margin-bottom:28px}
.bd-list{flex:1.3 1 520px;min-width:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:0 40px}
.bd-list li{display:flex;gap:14px;align-items:baseline;padding:14px 0;border-bottom:1px solid var(--line);font-size:17px;font-weight:500;line-height:1.4}
.bd-list li::before{content:"!";color:var(--no);font-size:18px}

/* ---- about ---- */
.about{padding:112px 0}
.about-grid{display:flex;flex-wrap:wrap;gap:48px 80px;align-items:flex-start}
.about-side{flex:0 1 320px;min-width:0}
.photo{aspect-ratio:4/5;border-radius:var(--r);display:flex;align-items:flex-end;padding:18px;font-size:13px;color:var(--faint);background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 14px,transparent 14px 28px)}
.about-dl{margin-top:20px;display:grid;grid-template-columns:auto 1fr;gap:8px 18px;font-size:14px;color:var(--text2)}
.about-dl dt{color:var(--faint)}
.about-main{flex:1 1 560px;min-width:0}
.about-text{font-size:clamp(24px,2.8vw,38px);line-height:1.42;font-weight:600;color:#fff}

/* ---- faq ---- */
.faq-sec{padding:112px 0}
.faq-grid{display:flex;flex-wrap:wrap;gap:32px 80px}
.faq-grid h2{flex:0 1 320px;font-size:clamp(34px,4vw,52px);line-height:1.05}
.faq{flex:1 1 560px;min-width:0;border-top:1px solid var(--line2)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:24px;min-height:68px;padding:16px 0;font-size:19px;font-weight:600;color:var(--text)}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--violet2)}
.faq .pm{flex:none;width:32px;height:32px;border-radius:50%;border:1px solid rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;font-size:18px;line-height:1;transition:transform .2s,background-color .2s}
.faq details[open] .pm{transform:rotate(45deg);background:var(--text);color:var(--bg)}
.faq details p{margin:0 0 22px;color:var(--muted);max-width:40em}

/* ---- contact ---- */
.contact{padding:128px 0;position:relative;overflow:hidden;border-top:1px solid var(--line)}
.orb-6{width:900px;height:900px;left:50%;margin-left:-450px;bottom:-600px;background:radial-gradient(circle,rgba(91,124,250,.5),rgba(167,139,250,.25) 40%,transparent 70%)}
.contact-grid{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:56px 72px;align-items:flex-start}
.contact-text{flex:1 1 420px;min-width:0}
.contact-text h2{font-size:clamp(36px,4.6vw,64px);line-height:1.02;margin-bottom:28px}
.contact-text h2 span{display:block}
.contact-sub{font-size:17px;max-width:28em;color:var(--text2);margin-bottom:32px}
.contact-dl{font-size:15px;display:grid;gap:8px;border-top:1px solid var(--line2);padding-top:18px;max-width:28em;color:var(--text2)}
.contact-dl div{display:flex;gap:16px}
.contact-dl dt{color:#fff;font-weight:600;min-width:7em}
.contact-dl a{text-decoration:none;border-bottom:1px solid rgba(167,139,250,.5)}
.form-card{flex:1.2 1 500px;min-width:0;padding:36px;box-shadow:0 0 80px rgba(124,140,255,.2),0 30px 60px rgba(0,0,0,.5)}
.form-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-bottom:26px}
.form-head h3{font-size:22px}
.badge{font-size:12px;color:var(--violet2);background:rgba(167,139,250,.12);border:1px solid rgba(167,139,250,.35);padding:4px 12px;border-radius:999px}
.badge.live{color:var(--ok);background:rgba(140,240,192,.1);border-color:rgba(140,240,192,.35)}
form{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.full{grid-column:1/-1}
label,legend{font-size:14px;font-weight:500;color:var(--text2)}
.req{color:var(--no)}
input,select,textarea{width:100%;min-height:48px;border:1px solid var(--line2);border-radius:10px;background:rgba(255,255,255,.04);padding:12px 14px;font:inherit;font-size:16px;color:var(--text)}
input::placeholder,textarea::placeholder{color:var(--faint)}
input:hover,select:hover,textarea:hover{border-color:rgba(255,255,255,.28)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--violet);box-shadow:0 0 0 3px rgba(167,139,250,.25)}
input[aria-invalid="true"],textarea[aria-invalid="true"]{border-color:var(--no);box-shadow:0 0 0 3px rgba(242,166,166,.2)}
select option{background:var(--bg2)}
textarea{min-height:120px;resize:vertical;line-height:1.6}
fieldset{border:none;padding:0;margin:0}
legend{padding:0;margin-bottom:10px}
.err{font-size:13px;color:var(--no)}
.chips-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;min-height:42px;padding:0 16px;border:1px solid var(--line2);border-radius:999px;background:rgba(255,255,255,.03);font-size:14px;color:var(--text);cursor:pointer;position:relative}
.chip:hover{border-color:rgba(255,255,255,.3)}
.chip:has(input:checked){background:var(--text);color:var(--bg);border-color:var(--text)}
.chip:has(input:focus-visible){outline:2px solid var(--violet);outline-offset:3px}
.chip input{position:absolute;opacity:0;width:1px;height:1px}
.form-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;padding-top:4px}
.form-actions .fine{max-width:30em;font-size:13px}
.form-result{border-radius:14px;padding:28px}
.form-result.ok-state{border-color:rgba(140,240,192,.4)}
.form-result.err-state{border-color:rgba(242,166,166,.4)}
.form-result strong{display:block;font-size:20px;font-weight:700;color:#fff;margin-bottom:8px}
.form-result p{font-size:15px;color:var(--text2);margin-bottom:18px}
.form-result[hidden]{display:none}

/* ---- footer ---- */
.site-footer{background:var(--bg3);color:var(--muted);padding:64px 0 40px;border-top:1px solid var(--line);overflow:hidden}
.foot-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px 48px;padding-bottom:32px;font-size:14px}
.foot-info a{color:var(--muted);text-decoration:none}
.foot-info a:hover{color:#fff}
.foot-nav{display:flex;flex-wrap:wrap;gap:0 28px}
.foot-nav a{color:var(--muted);text-decoration:none;font-size:14px;display:inline-flex;min-height:44px;align-items:center}
.foot-nav a:hover{color:#fff}
.wordmark{font-size:clamp(48px,11.6vw,168px);line-height:.9;font-weight:800;letter-spacing:-.05em;white-space:nowrap;background:linear-gradient(180deg,rgba(255,255,255,.22),rgba(255,255,255,.03));-webkit-background-clip:text;background-clip:text;color:transparent}
.disclaimer{margin-top:40px;font-size:13px;line-height:1.8;color:var(--faint);max-width:62em;border-top:1px solid var(--line);padding-top:24px}
.copy{margin-top:14px;font-size:12px;color:var(--ghost)}

/* ============================================================
   MOCKUPS
   ============================================================ */
/* phone */
.phone{width:280px;height:560px;background:#12191F;border-radius:40px;padding:10px;font-family:'Inter Tight','Noto Sans SC',sans-serif;color:#12191F;box-shadow:0 24px 48px rgba(0,0,0,.5)}
.phone-screen{width:100%;height:100%;background:#FFF6EC;border-radius:31px;overflow:hidden;display:flex;flex-direction:column;position:relative}
.phone-notch{position:absolute;top:8px;left:50%;margin-left:-40px;width:80px;height:20px;background:#12191F;border-radius:999px}
.ph-head{background:#7A2E1D;color:#FFF6EC;padding:40px 18px 18px}
.ph-bar{display:flex;justify-content:space-between;align-items:center;font-size:10px}
.ph-name{font-size:14px;font-weight:900}
.ph-pill{border:1px solid rgba(255,246,236,.6);border-radius:999px;padding:2px 8px}
.ph-h{font-size:22px;line-height:1.25;font-weight:900;margin-top:18px}
.ph-h span{display:block}
.ph-open{font-size:10px;margin-top:8px;opacity:.85}
.ph-photo{height:110px;background:repeating-linear-gradient(135deg,#E9D4BE 0 10px,#F3E3D0 10px 20px);display:flex;align-items:center;justify-content:center;font-size:10px;color:#6B4A33}
.ph-menu{padding:14px 18px;flex:1;display:flex;flex-direction:column;gap:10px;font-size:12px}
.ph-sig{font-weight:900;font-size:13px}
.ph-row{display:flex;justify-content:space-between;border-bottom:1px dashed #D9C3AB;padding-bottom:6px}
.ph-addr{font-size:10px;color:#6B4A33}
.ph-ctas{padding:0 18px 22px;display:flex;gap:8px}
.ph-ctas span{flex:1;text-align:center;border-radius:999px;padding:9px 0;font-size:12px;font-weight:700}
.ph-ctas .dark{background:#12191F;color:#fff}
.ph-ctas .gold{background:#F4D9A6}
/* dark glass panels */
.panel{border-radius:16px;background:linear-gradient(180deg,rgba(20,27,45,.92),rgba(10,14,26,.96));border:1px solid rgba(255,255,255,.12);box-shadow:0 30px 80px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.08);font-family:'Inter Tight','Noto Sans SC',sans-serif;color:var(--text);overflow:hidden}
.panel .k{font-size:10px}
.panel .big{font-size:22px;font-weight:700;letter-spacing:-.02em;color:#fff}
.inv{width:620px;height:400px;display:flex;flex-direction:column}
.panel-bar{display:flex;align-items:center;gap:8px;padding:10px 14px;border-bottom:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03)}
.panel-bar>span{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.18)}
.panel-bar .url{width:auto;height:auto;border-radius:999px;margin-left:10px;font-size:11px;color:var(--muted);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);padding:3px 12px}
.panel-bar .live{width:auto;height:auto;background:none;margin-left:auto;font-size:10px;color:var(--ok);display:inline-flex;align-items:center;gap:6px}
.panel-bar .live i{width:6px;height:6px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok)}
.inv-body{flex:1;display:flex;min-height:0}
.inv-side{width:160px;padding:14px 12px;border-right:1px solid rgba(255,255,255,.08);font-size:12px;display:flex;flex-direction:column;gap:4px;color:var(--muted)}
.inv-side .k{margin-bottom:4px}
.inv-side>div{padding:7px 10px}
.inv-side .sel{background:linear-gradient(90deg,rgba(91,124,250,.35),rgba(167,139,250,.25));border:1px solid rgba(140,160,255,.4);border-radius:8px;font-weight:600;color:#fff}
.inv-side .newitem{margin-top:auto;border:1px dashed rgba(255,255,255,.2);border-radius:8px;text-align:center}
.inv-main{flex:1;padding:16px 18px;display:flex;flex-direction:column;gap:12px;min-width:0}
.inv-top{display:flex;justify-content:space-between;align-items:flex-end}
.bal{background:rgba(140,240,192,.1);border:1px solid rgba(140,240,192,.3);border-radius:10px;padding:6px 14px;text-align:right}
.bal .k{color:var(--ok)}
.tbl{border:1px solid rgba(255,255,255,.1);border-radius:10px;overflow:hidden;font-size:12px;background:rgba(255,255,255,.02)}
.tr{display:grid;grid-template-columns:70px 60px 50px 1fr;padding:7px 12px;border-top:1px solid rgba(255,255,255,.06)}
.tr.th{background:rgba(255,255,255,.05);color:var(--muted);font-size:11px;border-top:none}
.inv-btns{display:flex;gap:8px;margin-top:auto}
.inv-btns span{border-radius:8px;padding:7px 14px;font-size:12px;font-weight:600}
.inv-btns .b1{background:var(--text);color:var(--bg)}
.inv-btns .b2{border:1px solid rgba(255,255,255,.18)}
.rep{width:340px;height:420px;padding:20px 22px 18px;display:flex;flex-direction:column;gap:14px}
.rep-head{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:12px}
.rep-head .big{font-size:17px}
.fict{font-size:9px;font-weight:600;color:var(--violet2);background:rgba(167,139,250,.14);border:1px solid rgba(167,139,250,.35);padding:3px 8px;border-radius:999px}
.rep-kpis{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.kpi{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:8px 10px}
.kpi.ac{background:linear-gradient(135deg,rgba(91,124,250,.25),rgba(167,139,250,.2));border-color:rgba(140,160,255,.35)}
.kpi.ac .k{color:var(--violet2)}
.kpi .num{font-size:26px;font-weight:700;line-height:1.1;letter-spacing:-.02em;color:#fff}
.kpi .num.sm{font-size:20px;line-height:1.35}
.rep-chart .k{margin-bottom:8px;color:var(--muted);font-size:11px;text-transform:none;letter-spacing:0}
.bars{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;align-items:end;height:90px;border-bottom:1px solid rgba(255,255,255,.12)}
.bars i{display:block;background:rgba(140,160,255,.45);border-radius:3px 3px 0 0}
.bars i.top{background:linear-gradient(180deg,var(--violet),var(--blue));box-shadow:0 0 18px rgba(124,140,255,.6)}
.days{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;font-size:9px;text-align:center;margin-top:4px;color:var(--faint)}
.rep-cat{font-size:11px;display:flex;flex-direction:column;gap:6px}
.rep-cat .k{color:var(--muted);font-size:11px;text-transform:none;letter-spacing:0}
.cat{display:flex;align-items:center;gap:8px}
.cat span{width:48px}
.cat i{display:block;height:6px;border-radius:3px;background:rgba(140,160,255,.5)}
.cat i.g{background:linear-gradient(90deg,var(--blue),var(--violet))}
.cat i.dim{background:rgba(140,160,255,.35)}
.rep-foot{margin-top:auto;font-size:9px;color:var(--faint);border-top:1px dashed rgba(255,255,255,.12);padding-top:8px}

/* ============================================================
   REVEAL
   ============================================================ */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}
.no-js .rv{opacity:1;transform:none}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1100px){
  .nav{display:none}
  .icon-btn{display:flex}
  .show{height:auto;display:flex;flex-wrap:wrap;gap:24px;justify-content:center;align-items:flex-start;margin-top:56px}
  .show .lines{display:none}
  .node,.core,.hero-phone,.hero-report{position:static;margin:0;transform:none;animation:none}
  .core{width:300px}
  .hero-report{width:265px;height:328px}
  .show figcaption{position:static;transform:none;margin-top:8px;white-space:normal;text-align:center}
  .facts-grid{grid-template-columns:repeat(2,1fr)}
  .stmt .wrap{flex-direction:column;gap:16px}
  .step-ui{margin-left:76px}
}
@media (max-width:720px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .site-header>.wrap{padding-top:14px;padding-bottom:14px}
  .brand-name{font-size:15px;line-height:1.2}
  .hero{padding:40px 0 0}
  .hero-inner{align-items:flex-start;text-align:left}
  .hero-title{font-size:clamp(38px,11.5vw,52px);max-width:none}
  body.lang-zh .hero-title{font-size:clamp(44px,13vw,60px)}
  .hero-sub{font-size:16px}
  .hero-ctas{flex-direction:column;width:100%;justify-content:flex-start}
  .hero-ctas .btn{width:100%}
  .show{margin-top:40px;gap:16px}
  .node{width:calc(50% - 8px)}
  .hero-phone{display:none}
  .hero-report{width:100%;height:auto;display:flex;justify-content:center}
  .hero-report .mock-report{transform:none}
  .mq{padding:14px 0}
  .mq-track span{font-size:14px;gap:18px;padding-right:18px}
  .facts{padding-top:40px}
  .facts-grid{gap:10px}
  .fact{padding:14px 16px}
  .fact .v{font-size:15px}
  .stmt{padding:72px 0 56px}
  .stmt-text{font-size:25px;line-height:1.42}
  .sec-head{margin-bottom:32px}
  .sec-head h2{font-size:38px}
  .services{padding-bottom:72px}
  .svc,.svc.rev{flex-direction:column;padding:24px 18px;gap:20px}
  .svc h3{font-size:24px}
  .svc-ui{flex:none;width:100%}
  .pricing{padding:64px 0}
  .price-main{padding:26px 22px}
  .price-main h3{font-size:24px}
  .price{font-size:38px}
  .price-card{padding:18px 16px}
  .price-card h3{font-size:16px}
  .price-sm{font-size:20px}
  .industries{padding:64px 0}
  .tabs{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;margin:0 -16px;padding-left:16px;padding-right:16px;scrollbar-width:none}
  .tabs::-webkit-scrollbar{display:none}
  .tab{flex:none}
  .ind-body{flex-direction:column-reverse;gap:24px}
  .ind-text h3{font-size:20px}
  .site{padding:18px 18px 0}
  .site-h{font-size:22px}
  .site-img{height:90px}
  .site-blocks{grid-template-columns:1fr 1fr 1fr;font-size:11px}
  .site-blocks>div{padding:12px 10px}
  .process{padding:72px 0}
  .steps::before{left:19px}
  .step{padding:14px 0 22px;gap:12px}
  .step-text{gap:16px}
  .step-no{width:40px;height:40px;font-size:14px}
  .step h3{font-size:20px}
  .step p{font-size:14px}
  .step-ui{margin-left:56px;flex:none;width:calc(100% - 56px)}
  .why{padding:64px 0}
  .why-title{font-size:34px;margin-bottom:28px}
  body.lang-zh .why-title{font-size:38px}
  .why-grid li{padding:14px 16px}
  .why-grid b{font-size:16px}
  .why-grid p{display:none}
  .demos{padding:72px 0}
  .demo-1,.demo-2,.demo-3{padding:22px 18px}
  .demo h3,.demo-1 h3{font-size:24px;margin-bottom:16px}
  .demo-1{gap:20px}
  .demo-1 .demo-visual{transform:scale(.7);height:392px;width:196px;transform-origin:top center;margin:0 auto}
  .demo-1 .demo-visual .phone{transform:none}
  .demo-dl{grid-template-columns:1fr;gap:10px;margin-bottom:18px}
  .demo-visual.scroll-x{margin:0 -18px 18px;padding:8px 18px}
  .demo-visual.center .mock-report{transform:scale(.85);transform-origin:top center;margin-bottom:-60px}
  .demo-link{width:100%}
  .boundary{padding-bottom:72px}
  .bd-box{padding:34px 18px 22px;gap:18px}
  .bd-tag{left:18px;top:-14px;font-size:12px}
  .bd-text h2{font-size:20px}
  .bd-list li{font-size:15px;padding:10px 0}
  .bd-text .btn{width:100%}
  .about{padding:64px 0}
  .about-grid{flex-direction:column-reverse;gap:24px}
  .about-side{display:flex;gap:14px;align-items:center}
  .photo{width:80px;height:100px;aspect-ratio:auto;flex:none;border-radius:12px;padding:0}
  .photo span{display:none}
  .about-dl{margin:0;gap:4px 12px;font-size:13px}
  .about-text{font-size:21px;line-height:1.55}
  .faq-sec{padding:56px 0}
  .faq-grid{gap:14px}
  .faq-grid h2{font-size:32px;flex:none}
  .faq summary{font-size:17px;min-height:60px;padding:12px 0}
  .contact{padding:64px 0}
  .contact-text h2{font-size:42px}
  .contact-sub{font-size:15px}
  .contact-dl div{flex-direction:column;gap:2px}
  .form-card{padding:22px 18px}
  form{grid-template-columns:1fr;gap:14px}
  .form-actions .btn{width:100%}
  .site-footer{padding:44px 0 32px}
  .wordmark{white-space:normal;font-size:60px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
}