:root{--ink:#111827;--muted:#5b6673;--paper:#f5f6f2;--card:#fff;--line:#d7ddd8;--accent:#f2542d;--night:#102a2e}*{box-sizing:border-box}body{color:var(--ink);background:var(--paper);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,select{font:inherit}.app-shell{min-height:100vh}.app-header{justify-content:space-between;align-items:center;max-width:1120px;margin:auto;padding:24px;display:flex}.app-brand{color:var(--night);letter-spacing:-.02em;font-size:1.05rem;font-weight:900;text-decoration:none}.account{align-items:center;gap:12px;display:flex}.account a{color:var(--night);font-weight:750}.dashboard{max-width:1000px;margin:auto;padding:56px 24px 100px}.kicker{color:#c53b1b;letter-spacing:.12em;text-transform:uppercase;margin:0 0 12px;font-size:.78rem;font-weight:900}.dashboard h1{max-width:760px;color:var(--night);letter-spacing:-.05em;margin:0;font-size:clamp(2.6rem,7vw,5.5rem);line-height:1}.intro{max-width:690px;color:var(--muted);margin:22px 0 38px;font-size:1.15rem;line-height:1.65}.panel{border:1px solid var(--line);background:var(--card);border-radius:18px;padding:34px;box-shadow:10px 10px #dce3dd}.field-row{grid-template-columns:1fr 1fr;gap:18px;margin-bottom:24px;display:grid}label{color:var(--night);gap:8px;font-size:.9rem;font-weight:800;display:grid}select{background:#fff;border:1px solid #aeb9b1;border-radius:8px;width:100%;min-height:46px;padding:0 12px}.dropzone{text-align:center;cursor:pointer;background:#f8faf8;border:2px dashed #819188;border-radius:14px;place-items:center;min-height:235px;padding:30px;display:grid}.dropzone.dragging{border-color:var(--accent);background:#fff4ef}.dropzone input{opacity:0;width:1px;height:1px;position:absolute}.dropzone strong{color:var(--night);font-size:1.2rem;display:block}.dropzone span{color:var(--muted);margin-top:8px;display:block}.file-meta,.status{color:var(--muted);margin:18px 0 0;font-size:.92rem}.error{color:#8c1d0d;background:#fff1ed;border:1px solid #efb5a9;border-radius:8px;margin-top:18px;padding:13px 15px}.preview{margin-top:26px;overflow:auto}.preview-head{justify-content:space-between;gap:20px;margin-bottom:12px;display:flex}.preview-head h2{color:var(--night);margin:0;font-size:1.15rem}.preview-head span{color:var(--muted)}table{border-collapse:collapse;width:100%;font-size:.9rem}th,td{border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;padding:10px 12px}th{color:var(--muted);letter-spacing:.07em;text-transform:uppercase;font-size:.74rem}.run-row{justify-content:space-between;align-items:center;gap:20px;margin-top:28px;display:flex}.run-row p{color:var(--muted);margin:0;font-size:.9rem}.run{color:#fff;background:var(--accent);min-height:50px;box-shadow:4px 4px 0 var(--night);cursor:pointer;border:0;border-radius:8px;padding:0 24px;font-weight:900}.run:disabled{cursor:not-allowed;opacity:.55}@media (max-width:650px){.dashboard{padding-top:34px}.panel{padding:22px}.field-row{grid-template-columns:1fr}.run-row{flex-direction:column;align-items:stretch}.run{width:100%}}