:root { --bg: #f7f7f5; --fg: #1d1d1b; --muted: #6b6b66; --line: #ddddd8; --accent: #2f5d50; --danger: #a33b2b; color-scheme: light; }
@media (prefers-color-scheme: dark) { :root { --bg: #161615; --fg: #ececea; --muted: #9a9a94; --line: #34342f; --accent: #7fb8a6; --danger: #e07a6a; color-scheme: dark; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 15px/1.6 system-ui, -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif; }
main { max-width: 860px; margin: 0 auto; padding: 24px 16px 64px; }
h1 { font-size: 1.5rem; margin: 0 0 8px; }
h2 { font-size: 1.1rem; margin: 32px 0 8px; }
h3 { font-size: 1rem; margin: 20px 0 8px; }
.where { padding: 10px 12px; border-left: 3px solid var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent); }
.warn, .hint { color: var(--muted); font-size: 0.9rem; }
.error { color: var(--danger); }
.scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { font-weight: 600; color: var(--muted); font-size: 0.85rem; }
.row { display: flex; flex-wrap: wrap; gap: 8px; }
button, .button { font: inherit; padding: 8px 14px; border: 1px solid var(--line); background: transparent; color: var(--fg); border-radius: 6px; cursor: pointer; }
button:hover, .button:hover { border-color: var(--accent); }
.danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, var(--line)); }
.confirm { margin-top: 12px; padding: 12px; border: 1px solid var(--danger); border-radius: 6px; }
input[type=text] { font: inherit; padding: 6px 8px; border: 1px solid var(--line); border-radius: 6px; background: transparent; color: var(--fg); margin-left: 4px; }
button:disabled { opacity: .5; cursor: default; }
input[type=text], input[type=file], button, .button { min-height: 44px; }
input[type=file] { padding: 8px 0; max-width: 100%; }