.jd-landing{--ink:#0D1117;--paper:#F4F5F9;--indigo:#3D5AFE;--navy:#1A2340;--silver:#C5CAD6;--white:#FFFFFF;--line:#E4E6EE;--muted:#5B6478;--indigo-soft:#EBEEFF;--ok:#15803d;--maxw:1200px}.jd-landing *{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}.jd-landing{background:var(--paper);color:var(--ink);font-family:var(--font-dm),system-ui,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden;min-height:100dvh}.jd-landing .disp,.jd-landing h1,.jd-landing h2,.jd-landing h3,.jd-landing h4{font-family:var(--font-inter),system-ui,sans-serif;letter-spacing:-.035em;line-height:.98}.jd-landing a{color:inherit;text-decoration:none}.jd-landing .wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}.jd-landing .accent{color:var(--indigo)}.jd-landing .logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-inter);font-weight:800;font-size:21px;letter-spacing:-.04em;color:var(--ink)}.jd-landing .logo .mark{color:var(--indigo);display:flex}.jd-landing .logo .mark svg{width:27px;height:27px}.jd-landing .logo .wm{display:inline-flex;align-items:baseline}.jd-landing .logo .lock-o{width:.72em;height:.72em;transform:translateY(.04em);color:var(--indigo)}.jd-landing .logo.mono .lock-o,.jd-landing .logo.mono .mark{color:currentColor}.jd-landing nav{position:sticky;top:0;z-index:60;background:rgba(244,245,249,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.jd-landing .nav-in{display:flex;align-items:center;justify-content:space-between;height:70px}.jd-landing .nav-links{display:flex;gap:30px;align-items:center}.jd-landing .nav-links a:not(.btn){color:var(--muted);font-size:15px;font-weight:500;transition:color .15s}.jd-landing .nav-links a:not(.btn):hover{color:var(--ink)}.jd-landing .btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-inter);font-weight:600;font-size:15px;border-radius:12px;padding:13px 22px;transition:transform .12s,background .18s,box-shadow .2s,color .18s;cursor:pointer;border:2px solid transparent;white-space:nowrap}.jd-landing .btn-primary{background:var(--ink);color:var(--white)}.jd-landing .btn-primary:hover{background:var(--indigo);box-shadow:0 12px 30px rgba(61,90,254,.35)}.jd-landing .btn-primary:active{transform:translateY(1px)}.jd-landing .btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}.jd-landing .btn-ghost:hover{background:var(--ink);color:var(--white)}.jd-landing .btn-white{background:#fff;color:var(--navy);border-color:#fff}.jd-landing .btn-white:hover{background:var(--paper);box-shadow:0 12px 30px rgba(0,0,0,.3)}.jd-landing .btn-lg{font-size:17px;padding:17px 30px;border-radius:14px}.jd-landing .hero{padding:66px 0 26px}.jd-landing .hero h1{font-size:clamp(52px,10vw,134px);font-weight:900;letter-spacing:-.05em}.jd-landing .hero h1 .stroke{-webkit-text-stroke:2px var(--ink);color:transparent}.jd-landing .hero-sub-row{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:end;margin-top:26px}.jd-landing .hero p.sub{font-size:clamp(18px,2.4vw,23px);max-width:36ch;color:var(--muted);font-weight:500}.jd-landing .hero-cta{display:flex;gap:14px;flex-wrap:wrap}.jd-landing .stage{margin-top:44px;background:var(--white);border:1px solid var(--line);border-radius:28px;padding:14px;box-shadow:0 40px 90px -50px rgba(13,17,23,.4)}.jd-landing .stage-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:14px}.jd-landing .launch{border-radius:20px;background:var(--indigo);color:var(--white);padding:34px;position:relative;overflow:hidden;display:flex;flex-direction:column;min-height:360px}.jd-landing .launch .lead{font-family:var(--font-inter);font-weight:800;font-size:30px;letter-spacing:-.03em}.jd-landing .launch .desc{margin-top:8px;color:rgba(255,255,255,.85);font-size:15.5px;max-width:32ch}.jd-landing .launch .actions{margin-top:auto;display:flex;flex-direction:column;gap:14px}.jd-landing .create{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:#fff;color:var(--indigo);font-family:var(--font-inter);font-weight:700;font-size:17px;border:none;border-radius:14px;padding:16px 22px;cursor:pointer;transition:transform .12s,box-shadow .2s}.jd-landing .create:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(0,0,0,.28)}.jd-landing .create:active{transform:translateY(0)}.jd-landing .create svg{width:20px;height:20px}.jd-landing .or{display:flex;align-items:center;gap:12px;color:rgba(255,255,255,.55);font-size:12.5px;font-family:var(--font-inter);font-weight:600;letter-spacing:.04em;text-transform:uppercase}.jd-landing .or:after,.jd-landing .or:before{content:"";height:1px;flex:1;background:rgba(255,255,255,.22)}.jd-landing .joinrow{display:flex;gap:10px}.jd-landing .joininp{flex:1;min-width:0;border:none;border-radius:12px;padding:14px 16px;font-family:var(--font-dm);font-size:14.5px;background:rgba(255,255,255,.16);color:#fff}.jd-landing .joininp::placeholder{color:rgba(255,255,255,.7)}.jd-landing .joininp:focus{outline:2px solid rgba(255,255,255,.55)}.jd-landing .joinbtn{background:rgba(255,255,255,.16);border:none;color:#fff;border-radius:12px;padding:0 18px;cursor:pointer;display:flex;align-items:center;transition:background .15s}.jd-landing .joinbtn:hover{background:rgba(255,255,255,.3)}.jd-landing .joinbtn svg{width:20px;height:20px}.jd-landing .enter{margin-top:14px;text-decoration:none}.jd-landing .create.done{background:rgba(255,255,255,.18);color:#fff;cursor:default}.jd-landing .create.done:hover{transform:none;box-shadow:none}.jd-landing .roomlive{display:none}.jd-landing .roomlive.on{display:block;animation:jd-pop .35s ease}@keyframes jd-pop{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:none}}.jd-landing .roomcode{display:flex;align-items:center;gap:12px;background:rgba(0,0,0,.22);border-radius:14px;padding:16px 18px}.jd-landing .roomcode .lbl{font-size:11px;text-transform:uppercase;letter-spacing:.14em;color:rgba(255,255,255,.6)}.jd-landing .roomcode .c{font-family:var(--font-inter);font-weight:800;font-size:23px;letter-spacing:.01em;word-break:break-all}.jd-landing .roomcode .copy{margin-left:auto;background:rgba(255,255,255,.16);border:none;color:#fff;font-family:var(--font-inter);font-weight:600;font-size:13px;padding:9px 13px;border-radius:9px;cursor:pointer}.jd-landing .roomcode .copy:hover{background:rgba(255,255,255,.26)}.jd-landing .waiting{margin-top:12px;display:flex;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.82)}.jd-landing .waiting .pdot{width:8px;height:8px;border-radius:50%;background:#fff;animation:jd-blink 1.4s infinite}@keyframes jd-blink{0%,to{opacity:1}50%{opacity:.3}}.jd-landing .sidecol{display:flex;flex-direction:column}.jd-landing .feed{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:20px;flex:1;display:flex;flex-direction:column}.jd-landing .feed .fh{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.jd-landing .feed .fh .t{font-family:var(--font-inter);font-weight:700;font-size:15px;display:flex;align-items:center;gap:8px}.jd-landing .feed .fh .t .gi,.jd-landing .feed .live{color:var(--indigo);display:flex}.jd-landing .feed .live{font-size:11.5px;font-family:var(--font-inter);font-weight:600;align-items:center;gap:6px}.jd-landing .feed .live .pdot{width:7px;height:7px;border-radius:50%;background:var(--indigo);animation:jd-blink 1.4s infinite}.jd-landing .item{display:flex;align-items:center;gap:11px;padding:11px 0;border-bottom:1px solid var(--line)}.jd-landing .item:last-of-type{border-bottom:none}.jd-landing .item .ic{width:36px;height:36px;border-radius:10px;background:var(--indigo-soft);color:var(--indigo);display:flex;align-items:center;justify-content:center;flex-shrink:0}.jd-landing .item .ic svg{width:18px;height:18px}.jd-landing .item .meta{flex:1;min-width:0}.jd-landing .item .meta .n{font-size:13.5px;font-weight:600;font-family:var(--font-inter);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.jd-landing .item .meta .s{font-size:12px;color:var(--muted)}.jd-landing .item .tag{font-size:11px;font-family:var(--font-inter);font-weight:600;padding:4px 9px;border-radius:7px;white-space:nowrap}.jd-landing .tag.sealed{color:var(--ok);background:#e7f5ec}.jd-landing .tag.livev{color:var(--indigo);background:var(--indigo-soft)}.jd-landing .wave{display:flex;align-items:center;gap:2px;height:16px}.jd-landing .wave i{width:2px;border-radius:2px;background:var(--indigo);opacity:.55}.jd-landing .mobile-note{margin-top:14px;display:flex;gap:9px;align-items:flex-start;background:var(--ink);color:#fff;border-radius:12px;padding:12px 14px}.jd-landing .mobile-note svg{flex-shrink:0;color:var(--indigo);margin-top:1px}.jd-landing .mobile-note span{font-size:12.5px;color:var(--silver);line-height:1.45}.jd-landing .mobile-note b{color:#fff;font-family:var(--font-inter);font-weight:600}.jd-landing .marquee{margin-top:42px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0;overflow:hidden;-webkit-mask:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}.jd-landing .track{gap:14px;animation:jd-scroll 34s linear infinite;white-space:nowrap}.jd-landing .pill,.jd-landing .track{display:inline-flex;align-items:center}.jd-landing .pill{gap:10px;border:1px solid var(--line);background:var(--white);border-radius:100px;padding:11px 18px;font-family:var(--font-inter);font-weight:600;font-size:15px;color:var(--ink)}.jd-landing .pill svg{width:18px;height:18px;color:var(--indigo)}@keyframes jd-scroll{to{transform:translateX(-50%)}}.jd-landing section.block{padding:96px 0}.jd-landing .head{max-width:62ch}.jd-landing .head.center{margin:0 auto;text-align:center}.jd-landing .eyebrow{font-family:var(--font-inter);font-weight:700;font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--indigo);margin-bottom:18px}.jd-landing h2.sec{font-size:clamp(34px,5vw,58px);font-weight:800;letter-spacing:-.04em}.jd-landing .lead2{font-size:19px;color:var(--muted);margin-top:18px;max-width:52ch}.jd-landing .head.center .lead2{margin-left:auto;margin-right:auto}.jd-landing .split{display:grid;grid-template-columns:1fr 1fr;margin-top:56px;border:1px solid var(--line);border-radius:24px;overflow:hidden;background:var(--white)}.jd-landing .sp{padding:44px}.jd-landing .sp+.sp{border-left:1px solid var(--line)}.jd-landing .sp .n{font-size:15px;color:var(--indigo);margin-bottom:18px}.jd-landing .sp .n,.jd-landing .sp h3{font-family:var(--font-inter);font-weight:800}.jd-landing .sp h3{font-size:26px;letter-spacing:-.02em;margin-bottom:12px}.jd-landing .sp p{color:var(--muted);font-size:16px;max-width:40ch}.jd-landing .sp ul{list-style:none;margin-top:20px;display:flex;flex-direction:column;gap:12px}.jd-landing .sp li{display:flex;gap:11px;font-size:15px;font-weight:500}.jd-landing .sp li svg{color:var(--indigo);flex-shrink:0;margin-top:2px;width:20px;height:20px}.jd-landing .grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:56px}.jd-landing .icard{border:1px solid var(--line);background:var(--white);border-radius:16px;padding:28px;transition:transform .2s,border-color .2s,box-shadow .2s}.jd-landing .icard:hover{transform:translateY(-4px);border-color:var(--indigo);box-shadow:0 22px 48px -30px rgba(61,90,254,.5)}.jd-landing .icard .ic{width:46px;height:46px;border-radius:12px;background:var(--indigo-soft);color:var(--indigo);display:flex;align-items:center;justify-content:center;margin-bottom:18px}.jd-landing .icard .ic svg{width:23px;height:23px}.jd-landing .icard h3{font-family:var(--font-inter);font-weight:700;font-size:19px;margin-bottom:9px}.jd-landing .icard p{color:var(--muted);font-size:14.5px}.jd-landing .cmp{margin-top:54px;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--white)}.jd-landing table{width:100%;border-collapse:collapse}.jd-landing thead th{background:var(--navy);color:var(--white);font-family:var(--font-inter);font-weight:600;font-size:15px;padding:18px 22px;text-align:left}.jd-landing thead th:not(:first-child){text-align:center;width:22%}.jd-landing thead th.us{background:var(--indigo)}.jd-landing tbody td{padding:16px 22px;border-top:1px solid var(--line);font-size:15px}.jd-landing tbody td:first-child{font-weight:500}.jd-landing tbody td:not(:first-child){text-align:center}.jd-landing tbody tr:nth-child(2n){background:var(--paper)}.jd-landing .yes{color:var(--ok);font-weight:600;font-family:var(--font-inter)}.jd-landing .no{color:#aeb4c2}.jd-landing td.usc{background:var(--indigo-soft);font-weight:600;color:var(--navy)}.jd-landing .faq{margin-top:48px;max-width:820px;margin-left:auto;margin-right:auto;display:flex;flex-direction:column;gap:12px}.jd-landing .qa{border:1px solid var(--line);background:var(--white);border-radius:14px;overflow:hidden}.jd-landing .qa summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;font-family:var(--font-inter);font-weight:600;font-size:17px;color:var(--ink)}.jd-landing .qa summary::-webkit-details-marker{display:none}.jd-landing .qa .qa-i{color:var(--indigo);display:flex;flex-shrink:0;transition:transform .2s}.jd-landing .qa[open] .qa-i{transform:rotate(45deg)}.jd-landing .qa .qa-a{padding:0 24px 22px;color:var(--muted);font-size:15.5px;line-height:1.6;max-width:64ch}.jd-landing .ent{background:var(--ink);color:#fff;border-radius:32px;padding:72px 64px;overflow:hidden}.jd-landing .ent .eyebrow{color:#8ea0ff}.jd-landing .ent h2{font-size:clamp(32px,4.6vw,52px);font-weight:800;letter-spacing:-.04em;max-width:20ch}.jd-landing .ent .lead2{color:var(--silver)}.jd-landing .ent-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;margin-top:14px}.jd-landing .ent-feats{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:36px}.jd-landing .ef{display:flex;gap:12px}.jd-landing .ef .ic{color:var(--indigo);flex-shrink:0;margin-top:2px}.jd-landing .ef h4{font-family:var(--font-inter);font-weight:600;font-size:16px;margin-bottom:4px}.jd-landing .ef p{color:var(--silver);font-size:13.5px}.jd-landing .brandcard{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:26px}.jd-landing .brandcard .bh{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:var(--silver);font-family:var(--font-inter);font-weight:600;margin-bottom:20px}.jd-landing .swatchrow{display:flex;flex-direction:column;gap:12px}.jd-landing .swt{display:flex;align-items:center;justify-content:center;height:74px;border-radius:12px;border:1px solid rgba(255,255,255,.1)}.jd-landing .swt.light{background:var(--paper)}.jd-landing .swt.dark{background:var(--navy)}.jd-landing .swt.ind{background:var(--indigo)}.jd-landing .desk{display:grid;grid-template-columns:1fr .9fr;gap:50px;align-items:center}.jd-landing .soon{display:inline-flex;align-items:center;gap:8px;background:var(--indigo-soft);color:var(--indigo);font-family:var(--font-inter);font-weight:700;font-size:12.5px;letter-spacing:.04em;padding:6px 13px;border-radius:100px;margin-bottom:18px;text-transform:uppercase}.jd-landing .wait{display:flex;gap:10px;margin-top:26px;max-width:440px}.jd-landing .wait input{flex:1;border:2px solid var(--line);border-radius:12px;padding:14px 16px;font-family:var(--font-dm);font-size:15px;background:#fff;color:var(--ink)}.jd-landing .wait input:focus{outline:none;border-color:var(--indigo)}.jd-landing .wait .ok{color:var(--ok);font-weight:600;font-family:var(--font-inter);font-size:14px;display:none;align-items:center;gap:8px;margin-top:14px}.jd-landing .wait .ok.on{display:flex}.jd-landing .desk-vis{display:flex;justify-content:center}.jd-landing .win{width:280px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 40px 80px -40px rgba(13,17,23,.4);overflow:hidden}.jd-landing .win .tb{background:var(--navy);padding:10px 13px;display:flex;align-items:center;gap:8px}.jd-landing .win .tb .lg{color:#fff;font-family:var(--font-inter);font-weight:700;font-size:13px;display:flex;align-items:center;gap:7px}.jd-landing .win .tb .lg .mark{color:#fff;display:flex}.jd-landing .win .tb .lg .mark svg{width:16px;height:16px}.jd-landing .win .tb .code{margin-left:auto;font-family:var(--font-inter);font-weight:600;font-size:11px;color:var(--silver);letter-spacing:.1em}.jd-landing .win .body{padding:18px}.jd-landing .win .mini{border:1.5px dashed var(--line);border-radius:11px;padding:26px 12px;text-align:center;color:var(--muted);font-size:12.5px}.jd-landing .win .team{display:flex;align-items:center;gap:0;margin-top:14px;font-size:11.5px;color:var(--muted)}.jd-landing .av{width:25px;height:25px;border-radius:50%;background:var(--indigo);color:#fff;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;font-family:var(--font-inter);margin-left:-7px;border:2px solid #fff}.jd-landing .av:first-child{margin-left:0}.jd-landing .av.g{background:var(--navy)}.jd-landing .cta-final{text-align:center;padding:120px 0}.jd-landing .cta-final h2{font-size:clamp(46px,8vw,108px);font-weight:900;letter-spacing:-.05em}.jd-landing .cta-final p{font-size:21px;color:var(--muted);margin-top:18px}.jd-landing .cta-final .hero-cta{justify-content:center;margin-top:34px}.jd-landing footer{background:var(--ink);color:var(--silver);padding:56px 0 64px}.jd-landing .foot-grid{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}.jd-landing footer .logo{color:#fff}.jd-landing .foot-links{display:flex;gap:60px;flex-wrap:wrap}.jd-landing .foot-col h5{color:#fff;font-family:var(--font-inter);font-weight:700;font-size:13px;margin-bottom:14px}.jd-landing .foot-col a{display:block;color:var(--silver);margin-bottom:10px;font-size:14px}.jd-landing .foot-col a:hover{color:#fff}.jd-landing footer p{max-width:30ch;margin-top:14px;font-size:14px;color:var(--silver)}.jd-landing .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}.jd-landing .reveal.in{opacity:1;transform:none}.jd-landing :focus-visible{outline:2px solid var(--indigo);outline-offset:2px;border-radius:8px}.jd-landing .btn:focus-visible{outline-offset:3px}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.jd-landing *,.jd-landing :after,.jd-landing :before{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}.jd-landing .reveal{opacity:1;transform:none}.jd-landing .track{animation:none}}@media(max-width:880px){.jd-landing .desk,.jd-landing .ent-feats,.jd-landing .ent-grid,.jd-landing .grid4,.jd-landing .hero-sub-row,.jd-landing .split,.jd-landing .stage-grid{grid-template-columns:1fr}.jd-landing .grid4{grid-template-columns:1fr 1fr}.jd-landing .sp+.sp{border-left:none;border-top:1px solid var(--line)}.jd-landing .nav-links a:not(.btn){display:none}.jd-landing #navCta{padding:11px 17px;font-size:14px}.jd-landing .ent{padding:48px 28px}.jd-landing .cmp{overflow-x:auto}.jd-landing table{min-width:580px}}@media(max-width:560px){.jd-landing .wrap{padding:0 18px}.jd-landing .hero{padding:48px 0 18px}.jd-landing .hero h1{font-size:clamp(42px,13vw,64px)}.jd-landing .hero-sub-row{margin-top:22px;gap:24px}.jd-landing .hero-cta{width:100%}.jd-landing .hero-cta .btn{flex:1;justify-content:center}.jd-landing .stage{padding:10px;border-radius:22px;margin-top:30px}.jd-landing .launch{padding:24px;min-height:0}.jd-landing .launch .lead{font-size:25px}.jd-landing section.block{padding:56px 0}.jd-landing .grid4{grid-template-columns:1fr}.jd-landing .sp{padding:28px}.jd-landing .ent{padding:36px 22px;border-radius:24px}.jd-landing .ent-feats{gap:18px}.jd-landing .cta-final{padding:72px 0}.jd-landing .foot-grid{flex-direction:column;gap:30px}.jd-landing .foot-links{gap:36px}.jd-landing .btn-lg{font-size:16px;padding:15px 24px}}