:root { color-scheme: light dark; --bg: #f6f4ef; --card: #fff; --ink: #24262b; --soft: #6c6f78; --line: #dcd8cf; --accent: #9a6b2f; --bad: #b3261e; }
@media (prefers-color-scheme: dark) { :root { --bg: #1b1c20; --card: #24262b; --ink: #f2efe9; --soft: #9a9da6; --line: #3c3f47; --accent: #d9b77e; --bad: #f2b8b5; } }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.45 system-ui, sans-serif; }
main { max-width: 920px; margin: 0 auto; padding: 24px 16px 60px; }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 0 0 12px; }
p { margin: 0 0 12px; }
.soft { color: var(--soft); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin-top: 16px; }
.row { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; }
label { display: grid; gap: 4px; font-size: 13px; color: var(--soft); }
input { font: inherit; color: inherit; background: transparent; border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; min-width: 0; }
input[type=number] { width: 110px; }
button { font: inherit; color: inherit; background: transparent; border: 1px solid var(--line); border-radius: 8px; padding: 8px 14px; cursor: pointer; }
button.main { background: var(--accent); border-color: var(--accent); color: #fff; }
@media (prefers-color-scheme: dark) { button.main { color: #1b1c20; } }
button:disabled { opacity: .5; cursor: default; }
.scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { font-weight: 600; color: var(--soft); font-size: 12px; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
code { font: 14px ui-monospace, monospace; letter-spacing: .04em; }
.off { color: var(--soft); text-decoration: line-through; }
.msg { margin-top: 10px; min-height: 1.4em; }
.msg.bad { color: var(--bad); }
[hidden] { display: none !important; }