:root{--bg:#eef3fa;--card:#fff;--blue:#153fe4;--blue-dark:#07329d;--text:#151b28;--muted:#64738b;--border:#dce5f1;--green:#157a43;--green-bg:#eaf8ef;--yellow:#936500;--yellow-bg:#fff6d9;--red:#b42318;--red-bg:#fff0ef}*{box-sizing:border-box}html,body{min-height:100%;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif}button,input{font:inherit}.page{padding:32px 18px 70px}.container{width:min(1320px,100%);margin:0 auto}.header{margin-bottom:25px}.kicker{color:var(--blue);letter-spacing:.08em;margin-bottom:8px;font-size:13px;font-weight:900}h1{color:var(--blue-dark);letter-spacing:-.04em;margin:0;font-size:clamp(38px,5vw,60px);line-height:1}.subtitle{max-width:800px;color:var(--muted);margin:13px 0 0;font-size:16px;line-height:1.55}.models-card{border:1px solid var(--border);background:#fff;border-radius:24px;margin-bottom:25px;padding:22px;box-shadow:0 15px 45px #14285a0f}.models-title{margin-bottom:17px}.models-title h2{color:var(--blue-dark);margin:0 0 5px;font-size:25px}.models-title p{color:var(--muted);margin:0;font-size:14px}.models-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;display:grid}.model-card{cursor:pointer;background:#fff;border:2px solid #e0e7f3;border-radius:17px;padding:8px;transition:transform .15s,border-color .15s,box-shadow .15s;position:relative;overflow:hidden}.model-card:hover{border-color:#b4c5ef;transform:translateY(-2px)}.model-card.selected{border-color:var(--blue);box-shadow:0 10px 30px #153fe42e}.model-image{aspect-ratio:1;background:#eef3fa;border-radius:12px;width:100%;overflow:hidden}.model-image img{object-fit:cover;width:100%;height:100%}.model-name{color:var(--text);text-align:center;padding:9px 4px 3px;font-size:13px;font-weight:900}.model-check{background:var(--blue);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;font-size:15px;font-weight:900;display:none;position:absolute;top:14px;right:14px;box-shadow:0 4px 12px #0000002e}.model-card.selected .model-check{display:flex}.workspace{grid-template-columns:minmax(0,850px) minmax(320px,390px);align-items:start;gap:26px;display:grid}.card{background:var(--card);border:1px solid var(--border);border-radius:25px;box-shadow:0 15px 45px #14285a12}.preview{padding:14px}.canvas-wrap{background:#dce5ef;border-radius:19px;width:100%;overflow:hidden}#canvas{width:100%;height:auto;display:block}.panel{padding:25px}.panel h2{color:var(--blue-dark);margin:0;font-size:29px}.description{color:var(--muted);margin:10px 0 20px;font-size:15px;line-height:1.5}.status{background:var(--green-bg);color:var(--green);border-radius:14px;margin-bottom:18px;padding:15px;font-size:13px;font-weight:800;line-height:1.5}.status.warning{background:var(--yellow-bg);color:var(--yellow)}.status.error{background:var(--red-bg);color:var(--red)}.upload{background:var(--blue);color:#fff;cursor:pointer;border-radius:14px;justify-content:center;align-items:center;width:100%;min-height:58px;padding:15px;font-size:17px;font-weight:900;display:flex}.upload input{display:none}.actions{gap:12px;margin-top:14px;display:grid}button{cursor:pointer;border-radius:14px;width:100%;min-height:56px;padding:14px;font-size:17px;font-weight:900}.primary{background:var(--blue);color:#fff;border:0}button:disabled{opacity:.45;cursor:not-allowed}.current-model{border:1px solid var(--border);background:#f7f9fd;border-radius:13px;margin-top:18px;padding:13px}.current-model small{color:var(--muted);text-transform:uppercase;margin-bottom:4px;font-size:10px;font-weight:900;display:block}.current-model strong{color:var(--blue-dark);font-size:14px}.internal-tools{display:none!important}@media (width<=1100px){.models-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.workspace{grid-template-columns:1fr}}@media (width<=700px){.page{padding:18px 9px 50px}.models-card{padding:15px}.models-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.preview{padding:7px}.panel{padding:19px}}