*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#eef1f3;color:#17202a;font-family:Inter,Segoe UI,Arial,sans-serif;line-height:1.55}a{text-decoration:none;color:inherit}button,input,select{font:inherit}.topbar{min-height:78px;padding:0 4vw;display:flex;align-items:center;justify-content:space-between;background:#111820;color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 10px 30px #0b101733}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:42px;height:42px;border:1px solid #91a9ba;border-radius:12px;display:grid;place-items:center;color:#d8e5ec;font-weight:800}.brand b{font-size:17px}.brand small{display:block;color:#9fb0bd;font-weight:400;letter-spacing:1.5px}.topbar nav{display:flex;align-items:center;gap:6px}.nav-link{border:0;background:transparent;color:#c9d3da;padding:10px 13px;border-radius:10px;cursor:pointer}.nav-link:hover,.nav-link.active{background:#eef4f7;color:#162330}.home-link{border-left:1px solid #36434d;margin-left:8px}.mobile-menu{display:none;background:#202c36;border:1px solid #3f4e5a;color:#fff;border-radius:10px;padding:8px 12px}main{max-width:1480px;margin:auto;padding:56px 4vw 90px}.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center;margin-bottom:70px}.eyebrow{font-size:11px;letter-spacing:2.4px;font-weight:800;color:var(--accent)}.hero h1{font:600 clamp(42px,5.6vw,76px)/1.05 Georgia,serif;margin:14px 0 20px;max-width:900px}.hero p,.section-head p{color:#65717b;font-size:18px;max-width:800px}.hero-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.hero-badges span{background:#fff;border:1px solid #d9e0e4;border-radius:999px;padding:7px 11px;font-size:12px;color:#52616d}.hero-visual{min-height:350px;border-radius:30px;padding:30px;background:linear-gradient(145deg,#1a2732,#466075);box-shadow:0 30px 80px #26374635;display:grid;place-items:center}.sample-photo{width:min(100%,540px);aspect-ratio:4/3;background:linear-gradient(135deg,#17202a,#708698);border:10px solid #fff;box-shadow:0 18px 50px #0008;position:relative;overflow:hidden}.sample-photo:before{content:"";position:absolute;inset:12% 17%;border-radius:50%;background:radial-gradient(circle at 40% 35%,#d9e1e6 0 4%,#596b79 5% 18%,#111b23 19% 38%,#3b4d59 39% 42%,#101820 43%);opacity:.8}.sample-main,.sample-tile{position:absolute;color:#fff;left:50%;top:50%;transform:translate(-50%,-50%) rotate(-24deg);font-weight:800;letter-spacing:4px;text-shadow:0 2px 8px #000;font-size:clamp(18px,3vw,36px);white-space:nowrap}.sample-tile{font-size:13px;top:24%;opacity:.55}.sample-tile.t2{top:72%;left:30%}.sample-tile.t3{top:72%;left:72%}.view{display:none}.view.active{display:block}.section-head{margin:0 0 26px}.section-head h2{font:600 clamp(32px,4vw,52px) Georgia,serif;margin:10px 0}.workspace{display:grid;grid-template-columns:minmax(300px,390px) minmax(0,1fr);gap:22px;align-items:start}.panel{background:#fff;border:1px solid #d9e0e4;border-radius:22px;padding:24px;box-shadow:0 18px 55px #1e293b12}.controls-panel{max-height:calc(100vh - 105px);overflow:auto;position:sticky;top:94px}.control-section{border-top:1px solid #e4e8eb;padding-top:18px;margin-top:18px}.control-section h3,.panel h3{margin:0 0 14px}.upload-card{min-height:150px;border:2px dashed #9babb7;border-radius:17px;display:grid;place-content:center;text-align:center;cursor:pointer;padding:20px;background:#f8fafb}.upload-card.large{min-height:220px}.upload-card input{display:none}.upload-card strong{font-size:18px}.upload-card span{color:#73808a;font-size:13px;margin-top:5px}label{display:block;font-size:12px;color:#5e6973;margin:11px 0}input,select{width:100%;padding:11px;border:1px solid #cbd4da;border-radius:10px;margin-top:5px;background:#fff;color:#17202a}.switch-row{display:flex;align-items:center;gap:9px;background:#f5f7f8;padding:10px;border-radius:10px}.switch-row input{width:auto;margin:0}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:10px}.range-pair output{float:right;color:#253b4d;font-weight:700}.preview-panel{min-width:0}.preview-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}.preview-toolbar span{display:block;color:#71808a;font-size:12px}.canvas-stage{min-height:590px;background:repeating-conic-gradient(#eef1f3 0 25%,#e2e7ea 0 50%) 50%/24px 24px;border-radius:18px;display:grid;place-items:center;overflow:auto;padding:22px;position:relative}.canvas-stage canvas{max-width:100%;max-height:72vh;box-shadow:0 15px 40px #17202a44;background:#fff}.empty-preview{text-align:center;color:#77838d}.empty-preview span{display:grid;place-items:center;margin:auto;width:90px;height:90px;border-radius:24px;background:#253746;color:#fff;font:700 36px Georgia}.action-row{display:flex;justify-content:flex-end;margin-top:15px}.btn{border:0;border-radius:11px;padding:12px 17px;cursor:pointer}.btn.primary{background:var(--accent);color:#fff;font-weight:700}.btn.secondary{background:#253746;color:#fff}.btn.ghost{background:#edf1f3;color:#263641}.btn:disabled{opacity:.45;cursor:not-allowed}.full{width:100%;justify-content:center;margin-top:12px}.batch-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:start}.batch-summary,.status-box{padding:13px;border-radius:11px;background:#eff4f6;color:#43535f;margin-top:14px;font-size:13px}.file-list{max-height:390px;overflow:auto;margin-top:12px}.file-item{display:flex;justify-content:space-between;gap:10px;padding:9px 4px;border-bottom:1px solid #e5e9ec;font-size:12px}.file-item span:last-child{color:#75828b}.muted,.hint{color:#74818a;font-size:13px}.progress-wrap{margin-top:16px;display:flex;align-items:center;gap:10px}.progress{height:10px;background:#e4e9ec;border-radius:99px;overflow:hidden;flex:1}.progress i{display:block;width:0;height:100%;background:var(--accent)}.hidden{display:none!important}.batch-log{max-height:230px;overflow:auto;font:12px/1.5 Consolas,monospace;margin-top:12px;color:#53616b}.thumb-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:15px}.thumb{border:1px solid #d8dfe3;border-radius:11px;overflow:hidden;background:#f7f9fa}.thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}.thumb span{display:block;padding:7px;font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.help-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.help-card{background:#fff;border:1px solid #d9e0e4;border-radius:18px;padding:24px}.help-card b{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:#263b4c;color:#fff}.help-card h3{margin:16px 0 7px}.help-card p{color:#68757e}footer{padding:30px 4vw;border-top:1px solid #d7dde1;display:flex;justify-content:space-between;color:#697680;background:#f7f8f9}
@media(max-width:1000px){.workspace,.batch-grid{grid-template-columns:1fr}.controls-panel{position:static;max-height:none}.hero{grid-template-columns:1fr}.hero-visual{min-height:280px}.help-grid{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.topbar{flex-wrap:wrap;padding:14px 4vw}.mobile-menu{display:block}.topbar nav{display:none;width:100%;padding-top:12px;flex-direction:column;align-items:stretch}.topbar nav.open{display:flex}.nav-link{text-align:left}.home-link{border-left:0;margin-left:0;border-top:1px solid #36434d}.hero{margin-bottom:45px}.hero h1{font-size:42px}.hero-visual{min-height:230px;padding:18px}.canvas-stage{min-height:360px;padding:10px}.preview-toolbar{align-items:flex-start}.thumb-grid{grid-template-columns:repeat(2,1fr)}.help-grid{grid-template-columns:1fr}.two-col{grid-template-columns:1fr}footer{flex-direction:column;gap:8px}}