:root{--navy:#0E1B33;--teal:#19B3A6;--teal-dark:#128C82;--bg:#F5F7FA;--card:#fff;--text:#1B2437;--muted:#6B7280;--border:#E3E7EE;--danger:#C62828;--warn:#B7791F;--ok:#1F8A4C;--radius:10px}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.5}a{color:var(--teal-dark);text-decoration:none}a:hover{text-decoration:underline}h1{font-size:1.5rem;margin:0 0 .5rem}h2{font-size:1.1rem;margin:0 0 .5rem}p{margin:0 0 .75rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.6rem 1rem;border-radius:8px;border:1px solid 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1fr;gap:1rem}@media(max-width:560px){.row2{grid-template-columns:1fr}}.btn.sm{padding:.3rem .6rem;font-size:.82rem}.btn.danger{color:var(--danger)}.link{background:none;border:none;color:var(--teal-dark);cursor:pointer;font:inherit;padding:0}.link:hover{text-decoration:underline}.chk{display:flex;align-items:center;gap:.5rem;font-size:.9rem;color:var(--text);margin:0}.chk input,.toolbar .chk input{width:auto;min-width:0;margin:0}textarea{width:100%;padding:.6rem .75rem;border:1px solid var(--border);border-radius:8px;font:inherit;min-height:70px}.steps{display:flex;gap:.5rem;font-size:.85rem;color:var(--muted);margin-bottom:1rem}.steps .on{color:var(--navy);font-weight:600}.dropzone{border:2px dashed var(--border);border-radius:var(--radius);padding:2.5rem;text-align:center;color:var(--muted);background:#fff}.dropzone.over{border-color:var(--teal);background:#f0fbfa}.preview{max-height:320px;overflow:auto;border:1px solid var(--border);border-radius:var(--radius)}.preview table{border:none;border-radius:0}.bar{height:8px;background:#eef1f5;border-radius:999px;overflow:hidden}.bar i{display:block;height:100%;background:var(--teal)}.bar i.warn{background:var(--warn)}.bar i.over{background:var(--danger)}