:root{--bg:#fff;--alt:#fafafa;--ink:#0a0a0a;--mute:#666;--label:#6b6b6b;--line:#ebebeb;--line2:#dcdcdc;--accent:#0070f3;--link:#0060d6;--hf:'Geist',system-ui,-apple-system,Segoe UI,sans-serif;--mono:'Geist Mono',ui-monospace,Menlo,monospace}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:80px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--hf);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.skip{position:absolute;left:-999px;top:8px;background:#000;color:#fff;padding:10px 16px;z-index:100;border-radius:8px}.skip:focus{left:8px}
.wrap{width:100%;max-width:1200px;margin-inline:auto;padding-inline:24px}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--label);margin:0}
h1,h2,h3,h4{margin:0;font-weight:500}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 20px;border-radius:8px;font:inherit;font-weight:500;font-size:15px;line-height:1.25;text-align:center;border:1px solid transparent;cursor:pointer;transition:background .15s,border-color .15s,color .15s}
.btn.sm{min-height:36px;padding:6px 14px;font-size:14px;white-space:nowrap}.btn.pri{background:var(--ink);color:#fff}.btn.pri:hover{background:#333}.btn.ghost{background:#fff;color:var(--ink);border-color:var(--line2)}.btn.ghost:hover{border-color:var(--ink)}.btn.inv{background:#fff;color:#000}.btn.inv:hover{background:#e6e6e6}
.link{color:var(--link);font-weight:500;display:inline-flex;align-items:center;gap:6px}.link:hover{text-decoration:underline}
.hd{position:fixed;inset:0 0 auto 0;z-index:50;background:rgba(255,255,255,.8);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
.hd-in{max-width:1200px;margin:auto;height:64px;padding-inline:24px;display:flex;align-items:center;justify-content:space-between}
.logo{display:inline-flex;align-items:center;gap:9px;color:var(--ink)}.lg{display:block;width:auto;overflow:visible}.lg .s{fill:none;stroke:currentColor;stroke-width:3.4;stroke-linecap:round;stroke-linejoin:round}.lg .a{fill:none;stroke:var(--accent);stroke-width:3.4;stroke-linecap:round}
.wm{font-size:22px;font-weight:600;letter-spacing:-.05em;line-height:1;color:var(--ink)}.wm span{font-weight:400;color:#707070;margin-left:.3em;letter-spacing:-.035em}
#menu{display:flex;align-items:center;gap:26px}#menu a:not(.btn){font-size:14px;color:#444}#menu a:not(.btn):hover{color:var(--ink)}
.menu-btn{display:none;width:40px;height:40px;border:1px solid var(--line2);border-radius:8px;background:#fff;cursor:pointer;position:relative}.menu-btn span{position:absolute;left:11px;right:11px;height:1.5px;background:var(--ink);transition:transform .2s,top .2s}.menu-btn span:nth-child(1){top:15px}.menu-btn span:nth-child(2){top:23px}.menu-btn[aria-expanded=true] span:nth-child(1){top:19px;transform:rotate(45deg)}.menu-btn[aria-expanded=true] span:nth-child(2){top:19px;transform:rotate(-45deg)}
@media(max-width:900px){.menu-btn{display:block}#menu{position:fixed;inset:64px 0 auto 0;padding:8px 24px 24px;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid var(--line);transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .2s,transform .2s,visibility .2s}#menu.open{opacity:1;transform:none;visibility:visible}#menu a:not(.btn){padding:16px 0;font-size:17px;border-bottom:1px solid var(--line)}#menu .btn{margin-top:16px;min-height:46px}}
.hero,.page-hero{position:relative;overflow:hidden;padding:clamp(120px,14vw,168px) 0 0;text-align:center}.page-hero{text-align:left;padding-bottom:clamp(36px,6vw,64px);border-bottom:1px solid var(--line)}.page-hero>.wrap{position:relative}
.grid-bg{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:72px 72px;mask-image:radial-gradient(ellipse 70% 60% at 50% 0%,#000 20%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 0%,#000 20%,transparent 75%);opacity:.7}
.hero-in{position:relative;display:flex;flex-direction:column;align-items:center}
.badge{display:inline-flex;align-items:center;gap:10px;border:1px solid var(--line2);background:#fff;padding:6px 14px;border-radius:99px;font-size:13px;color:#444}.badge i{width:7px;height:7px;border-radius:50%;background:var(--accent)}.badge:hover{border-color:var(--ink)}
.hero h1{font-size:clamp(2.5rem,6.6vw,5.2rem);line-height:1.03;letter-spacing:-.055em;font-weight:500;margin:26px 0 0;max-width:16ch}.hero h1 span,.sh h2 span{color:#8a8a8a}
.lead{font-size:clamp(1.05rem,1.8vw,1.25rem);color:var(--mute);max-width:54ch;margin:22px 0 0}.cta{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:32px}.page-hero .cta{justify-content:flex-start}
.page-hero h1{font-size:clamp(2.2rem,5vw,3.8rem);line-height:1.05;letter-spacing:-.05em;margin:20px 0 0}.page-hero .lead{margin-left:0}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--label)}.crumbs a:hover{color:var(--ink)}
.stage{position:relative;width:100%;max-width:1080px;margin:clamp(48px,7vw,80px) auto 0;height:clamp(260px,44vw,500px)}
.stage::after{content:"";position:absolute;inset:auto 0 0 0;height:30%;background:linear-gradient(transparent,#fff);pointer-events:none;z-index:5}
.win{position:absolute;background:#fff;border:1px solid var(--line2);border-radius:12px;overflow:hidden;box-shadow:0 1px 2px rgba(0,0,0,.04),0 30px 70px -20px rgba(0,0,0,.22);text-align:left}
.win .bar{display:flex;align-items:center;gap:6px;height:32px;padding:0 12px;background:#fafafa;border-bottom:1px solid var(--line)}.win .bar i{width:9px;height:9px;border-radius:50%;background:#dcdcdc}.win .bar span{margin-left:10px;font-size:11px;color:#8a8a8a;font-family:var(--mono)}
.w2{left:50%;top:0;width:62%;transform:translateX(-50%);z-index:3}.w1{left:0;top:9%;width:44%;z-index:2}.w3{right:0;top:9%;width:44%;z-index:2}
@media(max-width:760px){.w1,.w3{display:none}.w2{width:100%}.stage{height:clamp(230px,62vw,340px)}}
.thumb{display:block;position:relative;aspect-ratio:16/10;overflow:hidden;background:#f4f4f4;pointer-events:none}.thumb iframe{position:absolute;left:0;top:0;width:1280px;height:800px;border:0;transform:scale(var(--s,.28));transform-origin:0 0;background:#fff}
.strip{overflow:hidden;border-block:1px solid var(--line);padding:18px 0;background:#fff}.strip-in{display:flex;gap:56px;width:max-content;animation:tick 45s linear infinite}.strip span{font-size:15px;color:#8a8a8a;white-space:nowrap}@keyframes tick{to{transform:translateX(-50%)}}
.sec{padding:clamp(64px,9vw,128px) 0}.sec.tight{padding:clamp(32px,5vw,56px) 0 clamp(64px,8vw,110px)}.alt{background:var(--alt);border-block:1px solid var(--line)}.dark{background:#000;color:#fff}.dark .mono{color:#9a9a9a}
.sh{margin-bottom:clamp(32px,5vw,56px)}.two .sh{margin-bottom:0}.sh h2{font-size:clamp(2rem,4.6vw,3.4rem);line-height:1.05;letter-spacing:-.045em;margin-top:14px}.sh .sub,.sub{color:var(--mute);max-width:58ch;margin:18px 0 0;font-size:1.05rem}.sub.flush{margin-top:0}.dark .sh h2 span{color:#7d7d7d}
.card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:border-color .2s,box-shadow .2s,transform .2s}.card:hover{border-color:var(--line2);box-shadow:0 12px 32px -12px rgba(0,0,0,.18);transform:translateY(-2px)}
.card .thumb{border-bottom:1px solid var(--line)}.meta{display:grid;gap:3px;padding:16px 18px 6px}.meta b{font-weight:500;font-size:16px;letter-spacing:-.01em}.meta small{color:var(--mute);font-size:14px;line-height:1.45}.meta i{font-style:normal;font-family:var(--mono);font-size:11.5px;letter-spacing:.04em;text-transform:uppercase;color:var(--label);margin-bottom:4px}
.go{display:inline-flex;align-items:center;gap:6px;padding:8px 18px 16px;font-size:14px;font-weight:500;color:var(--link);margin-top:auto}.card:hover .go svg{transform:translateX(3px)}.go svg{transition:transform .2s}
.ind-grid{display:grid;gap:16px;grid-template-columns:1fr}@media(min-width:640px){.ind-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:1000px){.ind-grid{grid-template-columns:repeat(3,1fr)}}
.bento{grid-auto-flow:dense;grid-auto-rows:240px}.bento .card.ind{min-height:0}.bento .thumb{aspect-ratio:auto;flex:1;min-height:0}.bento .meta{padding:14px 16px}.bento .meta small,.bento .meta .go{display:none}
.bento .card.big .meta small{display:block}.bento .card.big .meta .go{display:inline-flex;padding:10px 0 0;margin:0}.bento .card.big .meta b{font-size:24px;letter-spacing:-.03em}.bento .card.big .meta{padding:18px 22px 20px}
.bento .cta-card{justify-content:flex-end}.bento .cta-card .meta small{display:block}.bento .cta-card .meta .go{display:inline-flex;padding:10px 0 0;margin:0}.bento .card:hover{transform:none}
@media(max-width:639px){.bento .card.big .meta small,.bento .card.big .meta .go{display:none}.bento .card.big .meta b{font-size:16px;letter-spacing:-.01em}.bento .card.big .meta{padding:14px 16px}}
@media(min-width:640px){.bento{grid-template-columns:repeat(2,1fr);grid-auto-rows:260px}.bento .card.big{grid-column:1/span 2;grid-row:1/span 2}}
@media(min-width:1000px){.bento{grid-template-columns:repeat(4,1fr);grid-auto-rows:280px}}
.ck{position:fixed;left:16px;bottom:16px;right:90px;max-width:440px;z-index:70;background:#fff;border:1px solid #e5e5e5;border-radius:12px;padding:14px 16px;display:flex;gap:12px;align-items:center;justify-content:space-between;box-shadow:0 8px 30px rgba(0,0,0,.12);font-size:13px;line-height:1.45}.ck p{margin:0;color:#444}.ck div{display:flex;gap:8px;flex:none}.ck button{font:inherit;font-weight:500;padding:8px 12px;border-radius:8px;border:1px solid #d4d4d4;background:#fff;color:#111;cursor:pointer}.ck .y{background:#000;color:#fff;border-color:#000}@media(max-width:520px){.ck{flex-direction:column;align-items:stretch}.ck div{justify-content:flex-end}}
.lang{display:inline-flex;align-items:center;gap:2px;border:1px solid #e5e5e5;border-radius:8px;padding:2px}.lang a{padding:4px 8px;border-radius:6px;font-size:12px;line-height:1.2;color:#666}.hd .lang a[aria-current]{background:#0a0a0a;color:#fff}.hd .lang a{color:#666}.hd .lang a[aria-current]{color:#fff!important}.lang.m{display:none}@media(max-width:900px){.lang.d{display:none}.lang.m{display:inline-flex}.lang a{padding:5px 7px}}html[lang^=zh] body{font-family:var(--hf),'PingFang SC','Noto Sans SC','Microsoft YaHei',sans-serif}html[lang^=zh] h1{font-size:clamp(2rem,5vw,3.6rem)!important;line-height:1.25!important}html[lang^=zh] h2{line-height:1.3!important}html[lang^=zh] .page-hero h1{font-size:clamp(2rem,4.4vw,3.2rem)!important}html[lang^=zh] h1,html[lang^=zh] h2,html[lang^=zh] h3,html[lang^=zh] .lead,html[lang^=zh] .price{letter-spacing:0!important}
.cta-card{background:#000;color:#fff;border-color:#000;justify-content:flex-end;min-height:260px}.cta-card .meta small{color:#a8a8a8}.cta-card .meta i{color:#8a8a8a}.cta-card .go{color:#fff}.cta-card:hover{border-color:#000}
.grid3{display:grid;gap:16px;grid-template-columns:1fr}@media(min-width:640px){.grid3{grid-template-columns:repeat(2,1fr)}}@media(min-width:1000px){.grid3{grid-template-columns:repeat(3,1fr)}}.grid3[hidden],.card[hidden]{display:none}
.soon{border-style:dashed;background:var(--alt);justify-content:space-between}.soon-in{display:grid;gap:6px;padding:28px 22px;min-height:200px;align-content:center}.soon-in i{font-style:normal;font-family:var(--mono);font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--label)}.soon-in b{font-size:20px;font-weight:500;letter-spacing:-.02em}.soon-in small{color:var(--mute);font-size:14px}
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}.tabs button{font:inherit;font-size:14px;font-weight:500;height:38px;padding:0 16px;border-radius:99px;border:1px solid var(--line2);background:#fff;color:#444;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:border-color .15s,background .15s,color .15s}.tabs button i{font-style:normal;font-family:var(--mono);font-size:11px;color:var(--label)}
.tabs button:hover{border-color:var(--ink)}.tabs button.on{background:var(--ink);border-color:var(--ink);color:#fff}.tabs button.on i{color:#bbb}
.ans{display:grid;gap:clamp(36px,5vw,64px)}.ans-g h2{font-size:clamp(1.4rem,2.6vw,1.9rem);letter-spacing:-.03em;margin:0 0 16px}.facts{display:grid;gap:0;margin:28px 0 0;border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden}.facts div{display:grid;gap:2px;padding:14px 18px;border-bottom:1px solid var(--line)}.facts div:last-child{border-bottom:0}.facts dt{font:11.5px/1.2 var(--mono);text-transform:uppercase;letter-spacing:.04em;color:var(--label)}.facts dd{margin:0;font-size:15px;color:#222}@media(min-width:700px){.facts div{grid-template-columns:200px 1fr;align-items:baseline;gap:16px}}
.more{margin:32px 0 0}.note-box{margin-top:36px;padding:20px 24px;border:1px solid var(--line);border-radius:12px;background:var(--alt);color:var(--mute)}.note-box b{color:var(--ink);font-weight:500}
.cells{display:grid;border:1px solid var(--line);border-radius:12px;overflow:hidden;grid-template-columns:1fr;background:#fff}@media(min-width:700px){.cells{grid-template-columns:repeat(2,1fr)}}@media(min-width:1000px){.cells{grid-template-columns:repeat(3,1fr)}}
.cell{padding:32px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);margin:0 -1px -1px 0}.cell h3{font-size:18px;letter-spacing:-.02em;margin:20px 0 8px}.cell p{margin:0;color:var(--mute);font-size:15px}
.ticks{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:12px}.ticks li{padding-left:28px;position:relative;color:#333}.ticks li::before{content:"";position:absolute;left:3px;top:.55em;width:10px;height:5px;border-left:1.6px solid var(--accent);border-bottom:1.6px solid var(--accent);transform:rotate(-45deg)}
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));border-top:1px solid #262626}.steps li{padding:28px 24px 0 0;position:relative}.steps li::before{content:"";position:absolute;top:-4px;left:0;width:7px;height:7px;border-radius:50%;background:#fff}.steps h3{font-size:20px;letter-spacing:-.02em;margin:14px 0 6px}.steps p{margin:0;color:#a8a8a8;font-size:15px}.steps .mono{color:#8a8a8a}
.plans{display:grid;gap:16px}@media(min-width:800px){.plans{grid-template-columns:1fr 1fr}}.plan{border:1px solid var(--line);border-radius:12px;padding:clamp(24px,3.5vw,36px)}.plan.hot{background:#000;color:#fff;border-color:#000}.plan.hot .mono{color:#9a9a9a}.plan h3{font-size:26px;letter-spacing:-.03em;margin:10px 0 6px}.price{font-size:clamp(1.8rem,3.4vw,2.4rem);letter-spacing:-.04em;font-weight:500;line-height:1.1;margin:0 0 24px}.price small{font-size:14px;font-weight:400;letter-spacing:0;color:var(--mute)}.plan.hot .price small{color:#a8a8a8}
.plan ul{list-style:none;margin:0 0 28px;padding:0;display:grid;gap:12px}.plan li{padding-left:26px;position:relative;font-size:15px}.plan li::before{content:"";position:absolute;left:2px;top:.55em;width:10px;height:5px;border-left:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(-45deg)}
.note{margin:20px 0 0;color:var(--label);font-size:14px}
.two{display:grid;gap:40px}@media(min-width:900px){.two{grid-template-columns:.8fr 1.2fr;gap:80px;align-items:start}}
.faq details{border-bottom:1px solid var(--line2)}.faq summary{list-style:none;cursor:pointer;padding:20px 40px 20px 0;font-weight:500;font-size:17px;letter-spacing:-.01em;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";position:absolute;right:2px;top:50%;transform:translateY(-50%);font-size:24px;font-weight:300;transition:transform .2s}.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}.faq p{margin:0 0 20px;color:var(--mute);max-width:62ch}
.cta-band{background:#000;color:#fff;text-align:center;padding:clamp(72px,10vw,140px) 0}.cta-band h2{font-size:clamp(2.2rem,5.6vw,4.2rem);line-height:1.03;letter-spacing:-.05em;max-width:16ch;margin:0 auto}.cta-band p{color:#a8a8a8;margin:18px 0 30px}
.ft{border-top:1px solid var(--line);padding:56px 0 64px;background:#fff}.ft-in{display:grid;gap:36px;grid-template-columns:1fr 1fr}@media(min-width:900px){.ft-in{grid-template-columns:1.6fr 1fr 1fr 1fr}}.ft-brand{grid-column:1/-1}@media(min-width:900px){.ft-brand{grid-column:auto}}
.ft p{margin:12px 0 0;color:var(--mute);font-size:14px}.ft .fine{color:var(--label);font-size:13px}.ft .fh{font-size:13px;font-weight:500;margin:0 0 12px;color:var(--ink)}.ft ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}.ft li a{color:var(--mute);font-size:14px}.ft li a:hover{color:var(--ink)}
.wa-float{position:fixed;right:16px;bottom:16px;z-index:60;width:54px;height:54px;border-radius:50%;background:#0d7a3e;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.28);transition:transform .2s}.wa-float:hover{transform:scale(1.06)}
.hd-ctl{order:3;display:flex;align-items:center;gap:8px;margin-left:16px}#menu{margin-left:auto}@media(max-width:900px){.hd-ctl{margin-left:auto}}.theme-btn{width:40px;height:40px;border:1px solid var(--line2);border-radius:8px;background:#fff;cursor:pointer;display:inline-grid;place-items:center;color:var(--ink);padding:0}.theme-btn svg{width:18px;height:18px}.theme-btn .sun{display:none}html[data-theme=dark] .theme-btn .sun{display:block}html[data-theme=dark] .theme-btn .moon{display:none}
html[data-theme=dark]{color-scheme:dark;--bg:#0a0a0a;--alt:#111;--ink:#f2f2f2;--mute:#a3a3a3;--label:#8c8c8c;--line:#242424;--line2:#333;--accent:#3291ff;--link:#5aaaff}
html[data-theme=dark] .hd{background:rgba(10,10,10,.82)}html[data-theme=dark] .theme-btn,html[data-theme=dark] .menu-btn{background:#111}@media(max-width:900px){html[data-theme=dark] #menu{background:#0a0a0a}}html[data-theme=dark] #menu a:not(.btn){color:#cfcfcf}html[data-theme=dark] #menu a:not(.btn):hover{color:#fff}html[data-theme=dark] .wm span{color:#8a8a8a}html[data-theme=dark] .hero h1 span,html[data-theme=dark] .sh h2 span{color:#7a7a7a}html[data-theme=dark] .btn.pri{background:#f2f2f2;color:#0a0a0a}html[data-theme=dark] .btn.pri:hover{background:#d9d9d9}html[data-theme=dark] .btn.ghost{background:#111;color:var(--ink)}html[data-theme=dark] .badge{background:#111;color:#bdbdbd}html[data-theme=dark] .stage::after{background:linear-gradient(transparent,#0a0a0a)}html[data-theme=dark] .win{background:#111;box-shadow:0 1px 2px rgba(0,0,0,.4),0 30px 70px -20px rgba(0,0,0,.7)}html[data-theme=dark] .win .bar{background:#161616}html[data-theme=dark] .win .bar i{background:#333}html[data-theme=dark] .strip{background:#0a0a0a}html[data-theme=dark] .strip span{color:#7a7a7a}html[data-theme=dark] .thumb{background:#161616}html[data-theme=dark] .card{background:#111}html[data-theme=dark] .card:hover{box-shadow:0 12px 32px -12px rgba(0,0,0,.7)}html[data-theme=dark] .cta-card{background:#000;border-color:#2a2a2a}html[data-theme=dark] .soon{background:#111}html[data-theme=dark] .tabs button{background:#111;color:#cfcfcf}html[data-theme=dark] .tabs button.on{background:#f2f2f2;border-color:#f2f2f2;color:#0a0a0a}html[data-theme=dark] .tabs button.on i{color:#555}html[data-theme=dark] .facts,html[data-theme=dark] .cells{background:#111}html[data-theme=dark] .facts dd,html[data-theme=dark] .ticks li{color:#dcdcdc}html[data-theme=dark] .dark{border-block:1px solid #242424}html[data-theme=dark] .plan.hot{background:#171717;border-color:#2e2e2e}html[data-theme=dark] .cta-band{border-top:1px solid #242424}html[data-theme=dark] .ft{background:#0a0a0a}html[data-theme=dark] .ck{background:#111;border-color:#2a2a2a}html[data-theme=dark] .ck p{color:#cfcfcf}html[data-theme=dark] .ck button{background:#1a1a1a;color:#eee;border-color:#333}html[data-theme=dark] .ck .y{background:#f2f2f2;color:#0a0a0a;border-color:#f2f2f2}html[data-theme=dark] .lang{border-color:#2a2a2a}html[data-theme=dark] .hd .lang a{color:#aaa}html[data-theme=dark] .hd .lang a[aria-current]{background:#f2f2f2;color:#0a0a0a!important}
@media(max-width:700px){.ft{padding-bottom:96px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}