:root {
  --bg: #f3f4f6;
  --panel: #ffffff;
  --ink: #111827;
  --muted: #6b7280;
  --line: #e5e7eb;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --soft: #eff6ff;
  --success: #047857;
  --danger: #b91c1c;
  --radius: 18px;
  --shadow: 0 16px 40px rgba(17,24,39,.08);
}
*{box-sizing:border-box}
body{margin:0;background:linear-gradient(180deg,#eef2ff 0,#f8fafc 280px,var(--bg) 100%);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,input,select{font:inherit}
button{cursor:pointer}
.app-shell{width:min(1280px,calc(100% - 32px));margin:0 auto;padding:38px 0 24px}
.hero{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:22px}
.eyebrow{display:inline-flex;padding:7px 11px;border-radius:999px;background:#dbeafe;color:#1d4ed8;font-size:12px;font-weight:800;letter-spacing:.04em;text-transform:uppercase}
h1{font-size:clamp(32px,5vw,52px);line-height:1;margin:14px 0 10px;letter-spacing:-.04em}
.hero p{margin:0;color:var(--muted);font-size:17px;max-width:720px}
.panel{background:rgba(255,255,255,.96);border:1px solid rgba(229,231,235,.95);border-radius:var(--radius);box-shadow:var(--shadow)}
.upload-panel{padding:16px;margin-bottom:20px}
.drop-zone{min-height:172px;border:2px dashed #93c5fd;border-radius:14px;background:var(--soft);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;transition:.2s}
.drop-zone:hover,.drop-zone.dragover,.drop-zone:focus{border-color:var(--primary);background:#dbeafe;outline:none;transform:translateY(-1px)}
.drop-icon{width:48px;height:48px;border-radius:14px;background:var(--primary);color:#fff;display:grid;place-items:center;font-size:28px;margin-bottom:13px;box-shadow:0 8px 18px rgba(37,99,235,.25)}
.drop-zone strong{font-size:18px}.drop-zone span{font-size:13px;color:var(--muted);margin-top:7px}
.workspace{display:grid;grid-template-columns:350px minmax(0,1fr);gap:20px;align-items:start}
.settings-panel{padding:22px;position:sticky;top:16px}
.results-panel{padding:22px;min-height:650px}
.section-title,.results-head,.label-row{display:flex;align-items:center;justify-content:space-between;gap:14px}
h2{font-size:20px;margin:0}.results-head p{margin:6px 0 0;color:var(--muted);font-size:13px}
.badge{padding:5px 9px;border-radius:999px;background:#f3f4f6;color:#4b5563;font-size:12px;font-weight:700}
.field-group{margin-top:18px}.field-group>label,.label-row label{display:block;font-size:13px;font-weight:800;margin-bottom:8px}
.grid-two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
input[type="number"],input[type="text"],select{width:100%;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);padding:0 12px;outline:none}
input:focus,select:focus{border-color:#60a5fa;box-shadow:0 0 0 3px rgba(96,165,250,.16)}
.input-suffix{position:relative}.input-suffix input{padding-right:42px}.input-suffix span{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:12px;color:var(--muted)}
.segmented{display:grid;grid-template-columns:repeat(3,1fr);padding:4px;border-radius:11px;background:#f3f4f6}.segment{border:0;background:transparent;border-radius:8px;padding:8px 6px;color:#6b7280;font-size:13px;font-weight:700}.segment.active{background:#fff;color:var(--primary);box-shadow:0 2px 6px rgba(17,24,39,.08)}
.check-row{display:flex;gap:9px;align-items:center;margin-top:14px;font-size:13px;color:#374151}.check-row input{width:17px;height:17px;accent-color:var(--primary)}
input[type="range"]{width:100%;accent-color:var(--primary)}output{font-weight:800;color:var(--primary);font-size:13px}.field-group small{display:block;color:var(--muted);font-size:11px;margin-top:6px;line-height:1.45}
.color-row{display:grid;grid-template-columns:48px 1fr;gap:10px;align-items:center;color:var(--muted);font-size:12px}.color-row input{width:48px;height:38px;border:0;padding:0;background:none}
.btn{border:0;border-radius:11px;padding:11px 15px;font-weight:800;transition:.2s;white-space:nowrap}.btn:disabled{cursor:not-allowed;opacity:.48}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark);transform:translateY(-1px)}.btn-secondary{background:#111827;color:#fff}.btn-ghost{background:rgba(255,255,255,.8);border:1px solid var(--line);color:#374151}.btn-full{width:100%;margin-top:22px}
.empty-state{min-height:500px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--muted)}.empty-illustration{width:84px;height:70px;border:2px dashed #cbd5e1;border-radius:16px;display:grid;place-items:center;font-weight:900;color:#94a3b8;margin-bottom:14px}.empty-state h3{margin:0 0 5px;color:#374151}.empty-state p{margin:0}
.file-list{display:grid;gap:12px;margin-top:20px}.file-card{display:grid;grid-template-columns:76px minmax(0,1fr) auto;gap:14px;align-items:center;border:1px solid var(--line);border-radius:14px;padding:12px;background:#fff}.thumb{width:76px;height:62px;border-radius:10px;object-fit:cover;background:#f3f4f6;border:1px solid var(--line)}.file-main{min-width:0}.file-name{font-weight:800;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.meta{display:flex;flex-wrap:wrap;gap:7px 12px;margin-top:6px;color:var(--muted);font-size:12px}.status{font-size:12px;font-weight:800}.status.ready{color:#4b5563}.status.processing{color:#1d4ed8}.status.done{color:var(--success)}.status.error{color:var(--danger)}.file-actions{display:flex;gap:7px}.icon-btn{border:1px solid var(--line);background:#fff;border-radius:9px;padding:8px 10px;font-size:12px;font-weight:800}.icon-btn:hover{background:#f9fafb}.icon-btn.danger{color:var(--danger)}
.progress{height:5px;background:#e5e7eb;border-radius:999px;overflow:hidden;margin-top:9px}.progress>span{display:block;width:0;height:100%;background:var(--primary);transition:.2s}.hidden{display:none!important}
footer{text-align:center;color:var(--muted);font-size:12px;padding:22px 0 0}
@media(max-width:900px){.workspace{grid-template-columns:1fr}.settings-panel{position:static}.results-panel{min-height:420px}.empty-state{min-height:300px}}
@media(max-width:620px){.app-shell{width:min(100% - 20px,1280px);padding-top:20px}.hero{align-items:center}.hero p{font-size:14px}.upload-panel,.settings-panel,.results-panel{padding:14px}.results-head{align-items:flex-start;flex-direction:column}.results-head .btn{width:100%}.file-card{grid-template-columns:58px minmax(0,1fr)}.thumb{width:58px;height:52px}.file-actions{grid-column:1/-1}.file-actions .icon-btn{flex:1}.grid-two{gap:8px}}

.compact-check{margin-top:0}.target-input{margin-top:10px}.target-input input:disabled{background:#f3f4f6;color:#9ca3af}