:root { --bg: #0f1115; --card: #181b22; --fg: #e8eaed; --muted: #9aa0a6; --accent: #4f8cff; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 15px/1.5 system-ui, sans-serif; }
.wrap { max-width: 640px; margin: 0 auto; padding: 48px 20px; }
h1 { margin: 0 0 4px; font-size: 28px; }
.sub { color: var(--muted); margin: 0 0 28px; }
form { background: var(--card); border: 1px solid #262a33; border-radius: 12px; padding: 24px; display: grid; gap: 18px; }
.file { display: block; border: 1px dashed #3a3f4b; border-radius: 8px; padding: 22px; text-align: center; cursor: pointer; color: var(--muted); }
.file input { display: none; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
select, input[type="range"] { width: 100%; }
select { background: #0f1115; color: var(--fg); border: 1px solid #3a3f4b; border-radius: 6px; padding: 8px; }
.check { display: flex; flex-direction: row; align-items: center; gap: 8px; color: var(--fg); }
button { background: var(--accent); color: #fff; border: 0; border-radius: 8px; padding: 12px; font-size: 15px; font-weight: 600; cursor: pointer; }
button:hover { filter: brightness(1.1); }
.status { margin-top: 22px; min-height: 24px; color: var(--fg); }
.status a { color: var(--accent); }
.sub .docs { color: var(--accent); text-decoration: none; white-space: nowrap; margin-left: 6px; }
.sub .docs:hover { text-decoration: underline; }
.foot { margin-top: 32px; text-align: center; font-size: 13px; color: var(--muted); }
.foot a { color: var(--muted); text-decoration: none; }
.foot a:hover { color: var(--accent); }