:root{
  --primary:#0b63f6;
  --primary-2:#3b82f6;
  --primary-deep:#064bc2;
  --ink:#0f1f3a;
  --text:#334155;
  --muted:#64748b;
  --line:#dbe4f0;
  --soft:#f5f8fc;
  --soft-blue:#edf5ff;
  --white:#fff;
  --success:#10a36a;
  --shadow:0 20px 60px rgba(32,79,135,.14);
  --shadow-sm:0 10px 30px rgba(32,79,135,.09);
  --radius:22px;
  --radius-sm:14px;
  --max:1220px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background:#fff;
  font-family:Inter,"PingFang SC","Microsoft YaHei","Segoe UI",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.menu-open{overflow:hidden}
button,a{font:inherit}
a{color:inherit;text-decoration:none}
button{cursor:pointer}
svg{width:1.2em;height:1.2em;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.container{width:min(calc(100% - 48px),var(--max));margin:auto}
.section-pad{padding:100px 0}
.page-glow{
  position:fixed;inset:0;pointer-events:none;z-index:-2;
  background:
    radial-gradient(520px circle at var(--mx,78%) var(--my,12%),rgba(11,99,246,.09),transparent 68%),
    radial-gradient(460px circle at 10% 42%,rgba(59,130,246,.055),transparent 72%);
}
.noise{
  pointer-events:none;position:fixed;inset:0;z-index:99;opacity:.02;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}
.site-header{
  position:fixed;top:0;left:0;width:100%;z-index:50;
  background:rgba(255,255,255,.74);backdrop-filter:blur(18px) saturate(1.4);
  border-bottom:1px solid transparent;transition:.3s ease;
}
.site-header.scrolled{border-color:rgba(203,213,225,.75);box-shadow:0 8px 30px rgba(15,31,58,.06)}
.nav-wrap{height:72px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;letter-spacing:.2px}
.desktop-nav{display:flex;gap:28px}
.desktop-nav a{
  position:relative;color:#42526b;font-size:14px;font-weight:600;padding:26px 0;
}
.desktop-nav a:after{
  content:"";position:absolute;left:50%;bottom:16px;width:0;height:2px;border-radius:9px;
  background:var(--primary);transform:translateX(-50%);transition:.25s ease;
}
.desktop-nav a:hover,.desktop-nav a.active{color:var(--primary)}
.desktop-nav a:hover:after,.desktop-nav a.active:after{width:18px}
.nav-actions{display:flex;align-items:center;gap:10px}
.text-btn{border:0;background:none;color:var(--primary);font-weight:700;padding:10px}
.menu-btn{display:none;width:44px;height:44px;border:0;background:none;padding:11px}
.menu-btn span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0;transition:.25s}
.mobile-nav{display:none}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border:1px solid transparent;border-radius:12px;font-weight:750;
  padding:13px 20px;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,border .25s ease;
  position:relative;overflow:hidden;
}
.btn:before{
  content:"";position:absolute;inset:-2px;transform:translateX(-120%) skewX(-20deg);
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.26),transparent);
  transition:transform .55s ease;
}
.btn:hover:before{transform:translateX(120%) skewX(-20deg)}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(180deg,#1473ff,var(--primary));color:#fff;box-shadow:0 10px 22px rgba(11,99,246,.24)}
.btn-primary:hover{box-shadow:0 14px 30px rgba(11,99,246,.34)}
.btn-ghost{background:#fff;border-color:#a8c7f6;color:var(--primary)}
.btn-ghost:hover{border-color:var(--primary);box-shadow:var(--shadow-sm)}
.btn-white{background:#fff;color:var(--primary-deep);box-shadow:0 16px 36px rgba(0,33,97,.18)}
.btn-sm{padding:10px 16px;font-size:13px}
.btn-lg{padding:15px 24px;border-radius:13px;font-size:16px}
.full{width:100%}
.magnetic{will-change:transform}

.hero{
  min-height:760px;padding-top:150px;position:relative;display:flex;align-items:center;
  background:
    linear-gradient(180deg,rgba(239,246,255,.88),rgba(255,255,255,.86)),
    radial-gradient(circle at 50% 0,#fff 0,transparent 48%);
  overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:.92fr 1.08fr;align-items:center;gap:72px;position:relative;z-index:2}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;padding:8px 12px;border:1px solid #cfe0f8;border-radius:999px;
  color:#37587f;background:rgba(255,255,255,.8);font-size:13px;font-weight:700;margin-bottom:24px;
}
.live-dot{width:8px;height:8px;background:#20c77a;border-radius:50%;box-shadow:0 0 0 6px rgba(32,199,122,.12);animation:pulseDot 2.2s infinite}
@keyframes pulseDot{50%{box-shadow:0 0 0 11px rgba(32,199,122,0)}}
.hero h1{font-size:clamp(48px,5.2vw,76px);line-height:1.06;margin:0 0 26px;letter-spacing:-2.6px}
.hero h1 span{
  color:var(--primary);
  background:linear-gradient(120deg,#0b63f6 10%,#2a7fff 55%,#5ca6ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:18px;line-height:1.9;color:#41526c;margin:0 0 30px;max-width:650px}
.hero-cta{display:flex;gap:13px;flex-wrap:wrap}
.hero-meta{display:flex;gap:20px;align-items:center;flex-wrap:wrap;margin-top:30px;color:#5d6f88;font-size:13px}
.hero-meta span,.hero-meta a{display:flex;align-items:center;gap:7px}
.meta-icon{display:inline-block;width:15px;height:15px}
.windows{background:
  linear-gradient(90deg,transparent 46%,#2e7df6 46% 54%,transparent 54%),
  linear-gradient(transparent 46%,#2e7df6 46% 54%,transparent 54%);
  box-shadow:inset 0 0 0 1px #2e7df6;
}
.tag{border:2px solid #2e7df6;border-radius:3px;transform:rotate(45deg) scale(.75)}
.link{border:2px solid #2e7df6;border-radius:999px;position:relative}
.link:after{content:"";position:absolute;width:8px;height:2px;background:#2e7df6;right:-5px;bottom:-2px;transform:rotate(-45deg)}

.hero-visual{position:relative;perspective:1200px}
.app-window{
  background:rgba(255,255,255,.97);border:1px solid #cfd9e6;border-radius:15px;
  box-shadow:0 30px 80px rgba(32,79,135,.18),0 8px 28px rgba(15,31,58,.10);overflow:hidden;
}
.hero-app{transform:rotateY(-3deg) rotateX(1deg);transition:transform .25s ease}
.app-titlebar{
  height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;
  border-bottom:1px solid #e7edf5;background:linear-gradient(#fdfefe,#f6f8fb);font-size:12px;
}
.app-title-left{display:flex;align-items:center;gap:8px}
.window-controls{display:flex;gap:18px;color:#6b7b91}
.app-toolbar{
  display:grid;grid-template-columns:auto auto 1fr 30px 1fr;align-items:center;gap:9px;padding:11px;
  border-bottom:1px solid #e7edf5;background:#fbfcfe;
}
.app-toolbar button,.lang-select{
  height:34px;border:1px solid #d6e0ec;background:#fff;border-radius:8px;padding:0 10px;font-size:11px;color:#44536b;
}
.app-toolbar button{cursor:default}
.lang-select{display:flex;align-items:center;justify-content:space-between;min-width:0}
.arrow-pulse{text-align:center;color:var(--primary);animation:arrow 1.6s ease-in-out infinite}
@keyframes arrow{50%{transform:translateX(4px)}}
.app-body{display:grid;grid-template-columns:1fr 1.15fr 1.05fr;min-height:300px}
.file-panel,.text-panel{padding:14px;border-right:1px solid #e4ebf4}
.result-panel{border-right:0}
.panel-label{font-size:12px;font-weight:800;color:#3d4e68;margin-bottom:12px;display:flex;justify-content:space-between}
.panel-label span{color:#8292aa}
.file-item{
  display:flex;align-items:center;gap:7px;font-size:11px;color:#596a83;padding:8px;border-radius:7px;
}
.file-item.selected{background:#edf5ff;color:#145bc1}
.file-item input{accent-color:var(--primary)}
.file-count{font-size:10px;color:#8a99ad;margin-top:28px}
.code-lines{display:grid;gap:12px}
.code-lines p{font:600 10px/1.35 ui-monospace,SFMono-Regular,Menlo,monospace;color:#40516a;margin:0;white-space:nowrap}
.translated p{font-family:inherit}
.app-footer{
  height:56px;border-top:1px solid #e7edf5;display:flex;align-items:center;justify-content:space-between;padding:0 14px;background:#fbfcfe;
}
.settings-btn{border:0;background:transparent;color:#55667e}
.run-btn{border:0;color:#fff;background:linear-gradient(180deg,#1474ff,#0b63f6);padding:11px 15px;border-radius:8px;font-weight:800;font-size:11px;position:relative;overflow:hidden}
.run-glow{position:absolute;inset:-20px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:sweep 2.4s infinite}
@keyframes sweep{from{transform:translateX(-100%)}to{transform:translateX(100%)}}
.floating-chip{
  position:absolute;background:rgba(255,255,255,.9);border:1px solid #d5e2f2;box-shadow:var(--shadow-sm);
  backdrop-filter:blur(10px);padding:9px 12px;border-radius:12px;font-size:12px;font-weight:800;color:#164f9a;
  animation:float 5s ease-in-out infinite;
}
.floating-chip span{color:var(--success);margin-left:4px}
.chip-one{left:-25px;bottom:48px}
.chip-two{right:-20px;top:50px;animation-delay:-2.5s}
@keyframes float{50%{transform:translateY(-10px)}}
.orb{position:absolute;border-radius:50%;filter:blur(1px);pointer-events:none}
.orb-a{width:190px;height:190px;background:rgba(55,138,255,.15);right:-60px;top:-60px;filter:blur(35px)}
.orb-b{width:160px;height:160px;background:rgba(45,196,255,.11);left:-60px;bottom:-30px;filter:blur(38px)}
.hero-grid-lines{
  position:absolute;inset:auto 0 0;height:240px;opacity:.38;pointer-events:none;
  background-image:linear-gradient(rgba(11,99,246,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(11,99,246,.08) 1px,transparent 1px);
  background-size:36px 36px;mask-image:linear-gradient(transparent,#000 50%,transparent);
}

.section-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:42px}
.section-kicker{font-size:11px;letter-spacing:.16em;color:var(--primary);font-weight:900}
.section-head h2,.mini-heading h2,.privacy-copy h2,.faq-intro h2,.download-inner h2{
  font-size:clamp(30px,3vw,44px);letter-spacing:-1.3px;margin:8px 0 8px;
}
.section-head p,.mini-heading p,.faq-intro p{margin:0;color:var(--muted);line-height:1.7}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feature-card{
  border:1px solid #dbe4ef;border-radius:18px;padding:28px;background:linear-gradient(145deg,#fff,#fbfdff);
  position:relative;overflow:hidden;min-height:210px;transition:.3s ease;transform-style:preserve-3d;
}
.feature-card:before{content:"";position:absolute;inset:0;background:radial-gradient(350px circle at var(--cx,50%) var(--cy,50%),rgba(11,99,246,.10),transparent 55%);opacity:0;transition:.3s}
.feature-card:hover{border-color:#afcaef;box-shadow:var(--shadow-sm);transform:translateY(-4px)}
.feature-card:hover:before{opacity:1}
.icon-box{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:var(--soft-blue);color:var(--primary);margin-bottom:28px;position:relative;z-index:1;
}
.icon-box svg{width:24px;height:24px}
.feature-card h3{font-size:18px;margin:0 0 9px;position:relative;z-index:1}
.feature-card p{font-size:14px;color:var(--muted);line-height:1.75;margin:0;position:relative;z-index:1}
.card-line{position:absolute;left:28px;bottom:0;width:0;height:3px;background:var(--primary);transition:.35s}
.feature-card:hover .card-line{width:48px}

.workflow-section{background:#f8fbff;border-top:1px solid #eef3f8;border-bottom:1px solid #eef3f8}
.workflow-track{
  display:grid;grid-template-columns:repeat(4,1fr);position:relative;padding:34px 0 12px;
}
.flow-progress{
  position:absolute;left:12%;right:12%;top:70px;height:2px;background:linear-gradient(90deg,#2a7fff,#a7c9f9);
  transform-origin:left;transform:scaleX(0);transition:transform 1.2s cubic-bezier(.2,.9,.3,1);
}
.workflow-track.in-view .flow-progress{transform:scaleX(1)}
.flow-step{text-align:center;position:relative;z-index:1;padding:0 16px}
.step-num{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;background:#fff;border:1px solid #b8d1f2;
  color:var(--primary);font-size:12px;font-weight:900;box-shadow:0 5px 16px rgba(11,99,246,.09);
}
.step-icon{
  margin:23px auto 13px;width:64px;height:64px;border-radius:18px;display:grid;place-items:center;
  background:#fff;border:1px solid #dce7f4;color:var(--primary);font-size:25px;font-weight:900;box-shadow:var(--shadow-sm);
}
.flow-step h3{margin:0 0 7px;font-size:17px}
.flow-step p{margin:0;color:var(--muted);font-size:13px}

.split-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px}
.mini-heading{margin-bottom:24px}
.compare-card{
  display:grid;grid-template-columns:1fr 46px 1fr;align-items:stretch;border:1px solid #dce6f2;border-radius:18px;overflow:hidden;background:#fff;
}
.compare-side{padding:20px;background:#fbfcfe;display:flex;flex-direction:column;gap:9px;min-width:0}
.translated-side{background:#f8fbff}
.compare-label{font-size:12px;color:#62728a;font-weight:800;margin-bottom:4px}
.compare-side code{font-size:11px;color:#2d3e56;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.compare-side mark{background:#e7f1ff;color:#0b63f6;border-radius:4px;padding:2px 3px}
.compare-arrow{display:grid;place-items:center;color:var(--primary);font-size:23px;background:#fff}
.success-strip{margin-top:12px;padding:12px 14px;border-radius:10px;background:#ebf9f2;color:#167f54;font-size:13px}
.screen-tabs{display:flex;gap:8px;margin-bottom:12px}
.screen-tab{
  border:1px solid #d9e3ef;background:#fff;color:#66758b;border-radius:999px;padding:9px 13px;font-size:12px;font-weight:750;
}
.screen-tab.active{background:#0b63f6;color:#fff;border-color:#0b63f6}
.screen-stage{
  min-height:325px;border-radius:20px;border:1px solid #d6e2f0;background:#f7faff;position:relative;overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.screen-panel{position:absolute;inset:0;padding:24px;opacity:0;transform:translateY(14px) scale(.985);transition:.35s ease;pointer-events:none}
.screen-panel.active{opacity:1;transform:none;pointer-events:auto}
.mini-app{height:100%;border:1px solid #cad7e7;border-radius:12px;background:#fff;overflow:hidden}
.mini-top{height:42px;display:flex;justify-content:space-between;align-items:center;padding:0 14px;border-bottom:1px solid #e5ebf3;font-size:12px;font-weight:800}
.mini-grid{display:grid;grid-template-columns:.85fr 1.5fr;height:calc(100% - 42px)}
.mini-files,.mini-center{padding:16px;display:flex;flex-direction:column;gap:12px}
.mini-files{border-right:1px solid #e8eef5}
.mini-files i,.mini-center i{font-size:11px;font-style:normal;color:#65758c;padding:8px;border-radius:7px;background:#f6f9fc}
.mini-center button{margin-top:auto;align-self:flex-end;border:0;background:var(--primary);color:#fff;border-radius:8px;padding:10px 14px}
.cad-canvas{height:100%;border-radius:12px;background:#0b1624;position:relative;overflow:hidden;background-image:linear-gradient(rgba(44,215,169,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(44,215,169,.08) 1px,transparent 1px);background-size:22px 22px}
.cad-canvas span{position:absolute;color:#b8f3df;font:10px ui-monospace,monospace}
.cad-crosshair{position:absolute;left:50%;top:50%;width:70%;height:70%;transform:translate(-50%,-50%);border:1px dashed rgba(100,255,208,.3)}
.cad-crosshair:before,.cad-crosshair:after{content:"";position:absolute;background:rgba(100,255,208,.18)}
.cad-crosshair:before{left:50%;top:-20%;bottom:-20%;width:1px}
.cad-crosshair:after{top:50%;left:-15%;right:-15%;height:1px}
.cad-shape{position:absolute;border:1px solid #4bd8ac}
.shape-a{width:180px;height:95px;right:13%;top:24%;transform:skew(-10deg)}
.shape-b{width:110px;height:110px;left:16%;bottom:14%;border-radius:50%}
.result-ui{height:100%;display:grid;grid-template-columns:1fr 42px 1fr;gap:12px;align-items:center}
.result-ui>div:not(.result-arrow){background:#fff;border:1px solid #dce6f2;border-radius:12px;padding:18px;min-height:220px}
.result-ui small{color:#7b8aa0}
.result-ui p{font-size:12px;color:#41516a;padding:9px;border-bottom:1px dashed #e2e8f0}
.result-arrow{color:var(--primary);font-size:24px;text-align:center}

.scenes-section{background:linear-gradient(#fff,#f8fbff)}
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.scene-card{
  min-height:200px;border-top:1px solid #d9e4f1;border-bottom:1px solid #d9e4f1;padding:25px 18px;
  transition:.3s ease;position:relative;overflow:hidden;
}
.scene-card:after{content:"";position:absolute;left:0;bottom:0;width:100%;height:0;background:linear-gradient(180deg,rgba(11,99,246,0),rgba(11,99,246,.08));transition:.3s}
.scene-card:hover{transform:translateY(-6px);border-color:#aac8f2}
.scene-card:hover:after{height:100%}
.scene-num{font:900 11px ui-monospace,monospace;color:var(--primary)}
.scene-card h3{margin:54px 0 10px;font-size:18px;position:relative;z-index:1}
.scene-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.75;position:relative;z-index:1}

.pricing-section{background:#f7faff}
.pricing-head{align-items:center}
.billing-toggle{display:flex;padding:5px;background:#eaf1f9;border-radius:999px}
.billing-toggle button{border:0;background:transparent;color:#63738a;padding:9px 14px;border-radius:999px;font-size:12px;font-weight:800}
.billing-toggle button.active{background:#fff;color:var(--primary);box-shadow:0 3px 12px rgba(61,93,132,.12)}
.billing-toggle span{font-size:10px;margin-left:4px;color:#15915d}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
.price-card{
  background:#fff;border:1px solid #d8e3f0;border-radius:20px;padding:28px;position:relative;transition:.3s ease;
}
.price-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm)}
.price-card.featured{border:2px solid var(--primary);box-shadow:0 18px 50px rgba(11,99,246,.14)}
.recommended{position:absolute;top:16px;right:16px;background:var(--primary);color:#fff;font-size:10px;font-weight:900;padding:6px 8px;border-radius:7px}
.price-name{font-size:16px;font-weight:850}
.price{display:flex;align-items:baseline;gap:5px;margin:15px 0 8px}
.price span{font-size:17px;font-weight:800}
.price b{font-size:42px;letter-spacing:-1px}
.price small{color:#728198}
.price-top p{color:var(--muted);font-size:13px;min-height:40px}
.price-card ul{list-style:none;padding:8px 0 18px;margin:0;display:grid;gap:11px;min-height:250px}
.price-card li{font-size:13px;color:#42526b}
.price-card li:before{content:"✓";color:var(--primary);font-weight:900;margin-right:8px}
.member-value{
  margin-top:56px;background:#fff;border:1px solid #d8e3ef;border-radius:22px;padding:34px;display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;
}
.value-intro h3{font-size:27px;letter-spacing:-.7px;margin:9px 0}
.value-intro p{color:var(--muted);line-height:1.7}
.value-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.value-list>div{display:flex;gap:12px;padding:16px;border-radius:14px;background:#f7faff}
.value-list b{color:#82aee8;font:900 11px ui-monospace,monospace}
.value-list span{font-size:12px;color:#6a7a91;line-height:1.55}
.value-list strong{display:block;color:#1f3049;font-size:13px;margin-bottom:4px}

.privacy-section{background:#fff}
.privacy-card{
  padding:44px;border-radius:26px;background:
    radial-gradient(700px circle at 80% 0,rgba(43,127,255,.16),transparent 60%),
    linear-gradient(135deg,#0d2749,#0b1e37);
  color:#fff;display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;box-shadow:0 30px 80px rgba(8,35,71,.18);
}
.privacy-copy .section-kicker{color:#8fc1ff}
.privacy-copy p{color:#b9c8d9;line-height:1.8}
.privacy-note{display:inline-flex;padding:10px 12px;border-radius:9px;background:rgba(28,201,126,.13);color:#9be2bf;font-size:12px;margin-top:10px}
.privacy-flow{display:grid;grid-template-columns:1fr 28px 1fr 28px 1fr 28px 1fr;align-items:center;gap:7px}
.privacy-flow>div{
  min-height:130px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);border-radius:16px;padding:18px;
  display:flex;flex-direction:column;justify-content:flex-end;transition:.3s;
}
.privacy-flow>div:hover{transform:translateY(-4px);background:rgba(255,255,255,.1)}
.privacy-flow span{color:#6ba9ff;font:900 10px ui-monospace,monospace;margin-bottom:auto}
.privacy-flow b{font-size:13px;margin-bottom:5px}
.privacy-flow small{font-size:11px;color:#9eb0c4}
.privacy-flow i{text-align:center;color:#6ba9ff;font-style:normal}

.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}
.faq-intro{position:sticky;top:120px;align-self:start}
.faq-intro p{max-width:360px}
.inline-link{display:inline-block;color:var(--primary);font-weight:800;font-size:13px;margin-top:24px}
.faq-list{border-top:1px solid #dbe4ef}
.faq-item{border-bottom:1px solid #dbe4ef}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;border:0;background:transparent;
  padding:22px 0;font-size:15px;font-weight:800;color:#1d2e46;text-align:left;
}
.faq-q i{font-style:normal;color:var(--primary);font-size:20px;transition:.25s}
.faq-q[aria-expanded="true"] i{transform:rotate(45deg)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .35s ease}
.faq-a p{overflow:hidden;margin:0;color:var(--muted);line-height:1.8;font-size:13px;padding-right:24px}
.faq-item.open .faq-a{grid-template-rows:1fr}
.faq-item.open .faq-a p{padding-bottom:20px}

.download-section{
  position:relative;overflow:hidden;background:linear-gradient(120deg,#0b63f6,#176fe9 55%,#3b82f6);color:#fff;padding:68px 0;
}
.download-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;position:relative;z-index:2}
.section-kicker.light{color:#d7e9ff}
.download-inner h2{margin-top:7px}
.download-inner p{margin:0;color:#dbeaff}
.download-action{display:flex;flex-direction:column;align-items:center;gap:10px}
.download-action small{color:#dbeaff}
.download-beams{position:absolute;inset:0;background:linear-gradient(115deg,transparent 10%,rgba(255,255,255,.12) 11%,transparent 12%,transparent 45%,rgba(255,255,255,.08) 46%,transparent 47%);background-size:300px 100%;animation:beams 7s linear infinite}
@keyframes beams{to{background-position:600px 0}}

.site-footer{padding:46px 0;background:#fff}
.footer-grid{display:grid;grid-template-columns:1fr 1.4fr .7fr;gap:30px;align-items:start}
.footer-brand{font-size:18px}
.site-footer p,.site-footer a{font-size:12px;color:#687890}
.site-footer p{margin:11px 0 7px}
.footer-links{display:flex;gap:22px;flex-wrap:wrap;padding-top:5px}
.footer-links a:hover{color:var(--primary)}
.footer-copy{text-align:right;color:#52627a;font-size:12px;line-height:1.7}
.footer-copy span{color:#8a99ad}

.toast{
  position:fixed;left:50%;bottom:26px;transform:translate(-50%,20px);z-index:100;
  background:#10233d;color:#fff;padding:12px 16px;border-radius:10px;font-size:13px;opacity:0;pointer-events:none;transition:.25s;
  box-shadow:0 14px 38px rgba(0,0,0,.18);
}
.toast.show{opacity:1;transform:translate(-50%,0)}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1)}
.reveal.in-view{opacity:1;transform:none}
.reveal-delay-1{transition-delay:.09s}.reveal-delay-2{transition-delay:.18s}.reveal-delay-3{transition-delay:.27s}

@media (max-width:1050px){
  .desktop-nav{display:none}
  .menu-btn{display:block}
  .nav-actions>.btn,.nav-actions>.text-btn{display:none}
  .mobile-nav{
    display:grid;position:fixed;top:72px;left:18px;right:18px;background:rgba(255,255,255,.97);
    backdrop-filter:blur(18px);border:1px solid #d8e3ef;border-radius:18px;box-shadow:var(--shadow);
    padding:12px;opacity:0;transform:translateY(-10px) scale(.985);pointer-events:none;transition:.25s;
  }
  .mobile-nav.open{opacity:1;transform:none;pointer-events:auto}
  .mobile-nav a{padding:13px 14px;border-radius:10px;font-weight:750;color:#41516a}
  .mobile-nav a:hover{background:#f0f6ff;color:var(--primary)}
  .hero-grid{grid-template-columns:1fr;gap:52px}
  .hero{padding-top:130px}
  .hero-copy{text-align:center}
  .hero-lead{margin-left:auto;margin-right:auto}
  .hero-cta,.hero-meta{justify-content:center}
  .hero-visual{max-width:780px;margin:auto}
  .feature-grid{grid-template-columns:1fr 1fr}
  .scene-grid{grid-template-columns:1fr 1fr}
  .pricing-grid{grid-template-columns:1fr;max-width:720px;margin:auto}
  .price-card ul{min-height:0}
  .member-value{grid-template-columns:1fr}
  .privacy-card{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr;gap:34px}
  .faq-intro{position:static}
}
@media (max-width:760px){
  .container{width:min(calc(100% - 28px),var(--max))}
  .section-pad{padding:76px 0}
  .hero{padding-top:112px;min-height:auto}
  .hero h1{font-size:46px;letter-spacing:-1.8px}
  .hero-lead{font-size:16px;line-height:1.8}
  .hero-meta{font-size:12px;gap:14px}
  .app-toolbar{grid-template-columns:1fr 1fr}
  .app-toolbar .lang-select,.app-toolbar .arrow-pulse{display:none}
  .app-body{grid-template-columns:.78fr 1.22fr}
  .result-panel{display:none}
  .app-title-left strong{max-width:220px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .feature-grid,.split-grid,.scene-grid,.value-list{grid-template-columns:1fr}
  .workflow-track{grid-template-columns:1fr;gap:18px;padding-top:10px}
  .flow-progress{display:none}
  .flow-step{text-align:left;display:grid;grid-template-columns:46px 64px 1fr;gap:12px;align-items:center;padding:0}
  .step-num{grid-row:1}
  .step-icon{margin:0}
  .flow-step h3{margin:0}
  .flow-step p{grid-column:3;margin-top:-18px}
  .compare-card{grid-template-columns:1fr}
  .compare-arrow{height:44px;transform:rotate(90deg)}
  .privacy-card{padding:28px 22px}
  .privacy-flow{grid-template-columns:1fr}
  .privacy-flow i{transform:rotate(90deg)}
  .privacy-flow>div{min-height:100px}
  .pricing-head{align-items:flex-start;gap:20px;flex-direction:column}
  .member-value{padding:26px}
  .download-inner{flex-direction:column;text-align:center}
  .footer-grid{grid-template-columns:1fr;text-align:center}
  .footer-links{justify-content:center}
  .footer-copy{text-align:center}
  .floating-chip{display:none}
}
@media (max-width:480px){
  .nav-wrap{height:64px}
  .site-header .brand{font-size:18px}
  .mobile-nav{top:66px}
  .hero h1{font-size:40px}
  .hero-cta{display:grid}
  .hero-cta .btn{width:100%}
  .hero-meta{display:grid;justify-items:center}
  .hero-app{transform:none}
  .app-body{grid-template-columns:1fr}
  .file-panel{display:none}
  .text-panel{border:0}
  .screen-tabs{overflow:auto;padding-bottom:4px}
  .screen-tab{white-space:nowrap}
  .section-head h2,.mini-heading h2,.privacy-copy h2,.faq-intro h2,.download-inner h2{font-size:32px}
}
@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

.legal-page{padding-top:140px;padding-bottom:90px;max-width:880px}
.legal-page h1{font-size:44px;letter-spacing:-1.3px;margin:0 0 10px}
.legal-note{color:#7a8aa0;margin-bottom:42px}
.legal-page section{padding:24px 0;border-top:1px solid #dce5ef}
.legal-page h2{font-size:20px;margin:0 0 10px}
.legal-page p{color:#5f6f86;line-height:1.85}