:root{--bg:#090a0e;--panel:#11131a;--ink:#f4f3ed;--muted:#a7a7ad;--line:#292b33;--lime:#e8ff63;--violet:#b3a7ff;--orange:#ff9f6e}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,"Microsoft YaHei",sans-serif;line-height:1.6;overflow-x:hidden}a{color:inherit;text-decoration:none}.grain{position:fixed;inset:0;z-index:20;pointer-events:none;opacity:.045;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}.hero-shell{position:relative;min-height:clamp(40rem,100svh,60rem);margin:1rem;overflow:hidden;border:1px solid #353741;border-radius:1.25rem;background:#11131a;isolation:isolate}.hero-visual{position:absolute;inset:0;z-index:-2}.hero-visual img{width:100%;height:100%;object-fit:cover;object-position:center;opacity:.82}.hero-vignette{position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,10,14,.72) 0%,rgba(9,10,14,.12) 36%,rgba(9,10,14,.78) 100%)}.topbar{position:relative;z-index:3;display:flex;align-items:center;height:4.75rem;padding:0 clamp(1rem,4vw,3.8rem);border-bottom:1px solid rgba(255,255,255,.15);background:rgba(10,11,16,.2);backdrop-filter:blur(12px)}.brand{display:flex;align-items:center;gap:.65rem}.brand-mark{display:grid;place-items:center;width:2.35rem;height:2.35rem;border:1px solid var(--lime);border-radius:50%;color:var(--lime);font-weight:800}.brand b{display:block;font-size:1rem;letter-spacing:.01em}.brand small{display:block;color:#b9bac0;font-size:.55rem;letter-spacing:.16em}.topbar nav{display:flex;gap:1.7rem;margin-left:auto;color:#d3d2d2;font-size:.78rem}.topbar nav a:hover{color:var(--lime)}.nav-cta{margin-left:2rem;border:1px solid rgba(232,255,99,.65);padding:.62rem .9rem;color:var(--lime);font-size:.75rem}.nav-cta span{margin-left:.6rem}.menu{display:none;margin-left:auto;width:2.8rem;height:2.8rem;border:1px solid #555862;background:transparent;color:var(--ink);align-items:center;justify-content:center;flex-direction:column;gap:5px}.menu span{display:block;width:1.05rem;height:1px;background:currentColor}.hero-content{position:relative;z-index:1;display:flex;min-height:calc(clamp(40rem,100svh,60rem) - 4.75rem);padding:clamp(4rem,11vh,8rem) 1.2rem 5rem;flex-direction:column;align-items:center;justify-content:center;text-align:center}.eyebrow,.section-tag{color:var(--lime);font-size:.64rem;letter-spacing:.16em;font-weight:700}.eyebrow i{display:inline-block;width:.45rem;height:.45rem;margin-right:.45rem;border-radius:50%;background:var(--lime);box-shadow:0 0 1rem var(--lime)}.eyebrow span{margin-left:1.2rem;color:#b3b3ba}.hero h1{margin:.9rem 0 0;font-size:clamp(3.6rem,11vw,9.5rem);line-height:.86;letter-spacing:-.055em;font-weight:800;text-shadow:0 .8rem 3rem rgba(0,0,0,.35)}.hero-subtitle{margin:.65rem 0 1.15rem;color:var(--violet);font-size:clamp(1.25rem,2.5vw,2rem);letter-spacing:.08em}.lead{max-width:39rem;margin:0;color:#e1e0de;font-size:clamp(.9rem,1.5vw,1.08rem)}.hero-actions{display:flex;align-items:center;gap:1.5rem;margin:1.8rem 0}.primary{display:inline-flex;align-items:center;gap:1.5rem;min-height:3rem;padding:.78rem 1.1rem;background:var(--lime);color:#0b0d0c;font-size:.78rem;font-weight:800}.primary b{font-size:1rem}.ghost{color:#e5e3dd;font-size:.8rem}.ghost span{margin-left:.4rem;color:var(--lime)}.prompt-strip{display:flex;align-items:center;gap:.9rem;padding:.7rem 1rem;border:1px solid rgba(255,255,255,.22);background:rgba(8,9,13,.55);font-size:.65rem;letter-spacing:.04em}.prompt-strip span,.prompt-strip em{color:#b3b3ba;font-style:normal}.prompt-strip strong{font-weight:500}.hero-footer{position:absolute;z-index:2;bottom:1.7rem;left:clamp(1.2rem,4vw,3.8rem);right:clamp(1.2rem,4vw,3.8rem);display:flex;gap:1.2rem;color:#bbbcc1;font-size:.58rem;letter-spacing:.14em}.scroll-cue{margin-left:auto;color:var(--lime)}.orbit{position:absolute;border:1px solid rgba(232,255,99,.2);border-radius:50%;pointer-events:none}.orbit-one{width:26rem;height:26rem;right:-8rem;top:15%;transform:rotate(24deg)}.orbit-two{width:18rem;height:18rem;left:-7rem;bottom:-3rem;border-color:rgba(179,167,255,.18)}.keyword-rail{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:1rem;padding:1.1rem 1.2rem;border-bottom:1px solid var(--line);color:#cac8c3;font-size:.68rem}.keyword-rail i{color:var(--lime)}.section{max-width:76rem;margin:auto;padding:clamp(4.5rem,10vw,8rem) clamp(1.2rem,5vw,3.5rem)}.section-top{display:flex;justify-content:space-between;align-items:end;gap:3rem}.section h2,.download-section h2{margin:.8rem 0 1.2rem;font-size:clamp(2.4rem,6vw,5.2rem);line-height:.98;letter-spacing:-.045em}.section h2 em,.download-section h2 em{color:var(--violet);font-style:normal;font-weight:400}.section-note{max-width:25rem;margin:0;color:var(--muted);font-size:.9rem}.gallery-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr;grid-template-rows:15rem 15rem;gap:.8rem;margin-top:3rem}.tile{position:relative;min-width:0;margin:0;overflow:hidden;background:var(--panel);border:1px solid var(--line)}.tile-feature{grid-row:span 2}.tile-wide{grid-column:2/span 2}.tile img{width:100%;height:100%;display:block;object-fit:cover;transition:transform .6s;filter:saturate(.9)}.tile:hover img{transform:scale(1.045)}.tile:after{content:"";position:absolute;inset:42% 0 0;background:linear-gradient(transparent,rgba(6,7,10,.92))}.tile figcaption{position:absolute;z-index:1;right:1rem;bottom:1rem;left:1rem}.tile figcaption span{display:block;margin-bottom:.2rem;color:var(--lime);font-size:.57rem;letter-spacing:.15em}.tile figcaption b{font-size:.9rem;font-weight:600}.workflow{display:grid;grid-template-columns:.85fr 1.15fr;gap:6rem;max-width:none;padding-left:max(1.2rem,calc((100vw - 69rem)/2));padding-right:max(1.2rem,calc((100vw - 69rem)/2));background:#101218;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.workflow-copy>p:not(.section-tag){max-width:28rem;color:var(--muted);font-size:.9rem}.line-link{display:inline-block;margin-top:1.3rem;padding-bottom:.3rem;border-bottom:1px solid var(--lime);color:var(--lime);font-size:.78rem}.line-link span{margin-left:.5rem}.steps{display:flex;flex-direction:column}.steps article{display:grid;grid-template-columns:3rem 1fr 2rem;gap:1rem;align-items:start;padding:1.35rem 0;border-bottom:1px solid var(--line)}.steps article>b{color:var(--lime);font-size:.8rem}.steps h3{margin:0 0 .3rem;font-size:1.05rem}.steps p{margin:0;color:var(--muted);font-size:.8rem}.steps article>span{color:var(--violet)}.download-section{display:grid;grid-template-columns:1fr 1fr;gap:5rem;max-width:76rem;margin:auto;padding:clamp(4.5rem,9vw,7rem) clamp(1.2rem,5vw,3.5rem)}.download-copy{padding-top:1rem}.download-copy>p{max-width:31rem;color:var(--muted);font-size:.92rem}.download-button{display:inline-flex;justify-content:space-between;align-items:center;min-width:14rem;min-height:3rem;margin:1.1rem 0;background:var(--lime);color:#0b0d0c;padding:.78rem 1.1rem;font-size:.78rem;font-weight:800}.download-button strong{font-size:1rem}.chips{display:flex;flex-wrap:wrap;gap:.45rem}.chips span{padding:.42rem .58rem;border:1px solid var(--line);color:#babac0;font-size:.62rem}.faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:6rem;max-width:none;padding-left:max(1.2rem,calc((100vw - 69rem)/2));padding-right:max(1.2rem,calc((100vw - 69rem)/2));background:#101218;border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line);padding:1.1rem 0}.faq-list summary{display:flex;justify-content:space-between;cursor:pointer;font-size:.95rem}.faq-list summary span{color:var(--lime);font-size:1.1rem}.faq-list p{max-width:43rem;margin:.8rem 0 0;color:var(--muted);font-size:.82rem}footer{display:flex;align-items:center;gap:2rem;flex-wrap:wrap;padding:2rem clamp(1.2rem,5vw,3.5rem);border-top:1px solid var(--line);color:var(--muted);font-size:.7rem}footer p{margin-right:auto}footer>a:last-child{color:var(--lime)}
@media(max-width:800px){.hero-shell{margin:.5rem;border-radius:.85rem;min-height:43rem}.topbar{height:4.25rem;padding:0 1rem}.brand small{font-size:.48rem}.topbar nav{display:none;position:absolute;top:4.25rem;left:0;right:0;flex-direction:column;gap:0;margin:0;padding:.6rem 1rem;background:rgba(10,11,15,.96);border-bottom:1px solid var(--line)}.topbar nav.open{display:flex}.topbar nav a{padding:.75rem 0;border-bottom:1px solid rgba(255,255,255,.08)}.nav-cta{display:none}.menu{display:flex}.hero-content{min-height:calc(43rem - 4.25rem);padding:4rem 1rem 5.5rem}.hero h1{font-size:clamp(3.5rem,17vw,6rem)}.hero-subtitle{font-size:1.15rem}.lead{font-size:.9rem}.hero-actions{gap:1rem;flex-wrap:wrap;justify-content:center}.prompt-strip{max-width:100%;flex-wrap:wrap;justify-content:center;line-height:1.3}.hero-footer{left:1rem;right:1rem;bottom:1rem;gap:.75rem;font-size:.5rem;flex-wrap:wrap}.scroll-cue{width:100%;margin-left:0}.orbit-one{width:16rem;height:16rem;right:-8rem;top:18%}.section-top{display:block}.section-note{margin-top:1.5rem}.gallery-grid{grid-template-columns:1fr 1fr;grid-template-rows:13rem 13rem 13rem}.tile-feature{grid-row:span 2}.tile-wide{grid-column:1/span 2}.workflow,.download-section,.faq{grid-template-columns:1fr;gap:2.7rem}.workflow{padding-left:1.2rem;padding-right:1.2rem}.download-section,.faq{padding-left:1.2rem;padding-right:1.2rem}.faq{gap:2rem}.keyword-rail{gap:.6rem;font-size:.58rem}}
@media(max-width:420px){.brand b{font-size:.9rem}.hero h1{font-size:clamp(3.3rem,16vw,5rem)}.eyebrow{font-size:.56rem}.eyebrow span{margin-left:.45rem}.gallery-grid{grid-template-rows:11rem 11rem 11rem}.tile figcaption b{font-size:.78rem}.hero-footer span:not(.scroll-cue){letter-spacing:.08em}}

/* Product-led visual hierarchy: make the product name unmistakable and turn CTAs into creative-tool controls. */
.hero h1{font-size:clamp(5rem,14vw,12.5rem);font-weight:900;letter-spacing:-.065em;text-shadow:0 .55rem 2.5rem rgba(0,0,0,.48)}
.hero-subtitle{font-size:clamp(1.35rem,2.8vw,2.25rem);font-weight:500}
.primary,.download-button{position:relative;overflow:hidden;gap:.75rem;clip-path:polygon(0 0,calc(100% - 1rem) 0,100% 1rem,100% 100%,1rem 100%,0 calc(100% - 1rem));transition:transform .25s,background .25s,box-shadow .25s}
.primary i,.download-button i{font-style:normal;font-size:1.05rem;line-height:1;color:#10140c}
.primary:hover,.download-button:hover{transform:translateY(-3px);background:#f2ff93;box-shadow:0 .8rem 1.6rem rgba(232,255,99,.16)}
.primary b,.download-button strong{margin-left:.45rem}
.download-button{min-width:17rem}
.tile img{filter:saturate(1.08) contrast(1.04)}
@media(max-width:800px){.hero h1{font-size:clamp(4.7rem,21vw,7.2rem)}.hero-subtitle{font-size:1.2rem}.primary,.download-button{min-height:3.2rem}.download-button{min-width:16rem}}
@media(max-width:420px){.hero h1{font-size:clamp(4.3rem,20vw,6.2rem)}}

.hero-content h1{font-size:clamp(5rem,14vw,12.5rem);font-weight:900;line-height:.86;letter-spacing:-.065em;text-shadow:0 .55rem 2.5rem rgba(0,0,0,.48)}
@media(max-width:800px){.hero-content h1{font-size:clamp(4.7rem,21vw,7.2rem)}}
@media(max-width:420px){.hero-content h1{font-size:clamp(4.3rem,20vw,6.2rem)}}