:root { --bg: #faf9f6; --text: #22252a; --muted: #70757e; --line: #e2dfd8; --accent: #1f7a4d; --warn: #b3541e; }
@media (prefers-color-scheme: dark) { :root { --bg: #17191c; --text: #e6e6e3; --muted: #9096a0; --line: #30343a; --accent: #4fb783; --warn: #e0935a; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 18px/1.6 Georgia, "Times New Roman", serif; }
main { max-width: 720px; margin: 0 auto; padding: 24px 16px 96px; }
h1 { font-size: 30px; line-height: 1.25; margin: 16px 0; }
h2 { font-size: 22px; margin: 32px 0 8px; }
a { color: inherit; }
.muted { color: var(--muted); font-size: 15px; }
.lead { font-size: 20px; color: var(--muted); }
article img { max-width: 100%; height: auto; border-radius: 8px; margin: 16px 0; display: block; }
article table { border-collapse: collapse; width: 100%; font-size: 16px; display: block; overflow-x: auto; }
article td, article th { border: 1px solid var(--line); padding: 6px 10px; text-align: left; }
.list { list-style: none; padding: 0; }
.list li { padding: 14px 0; border-bottom: 1px solid var(--line); }
.list.done li { color: var(--muted); }
.notice { padding: 12px 16px; border: 1px solid var(--line); border-radius: 8px; }
.notice.ok { border-color: var(--accent); }
.error { color: var(--warn); }
.decide { margin-top: 40px; padding-top: 24px; border-top: 2px solid var(--line); font-family: system-ui, sans-serif; }
.buttons { display: flex; gap: 12px; flex-wrap: wrap; }
button { font: 600 17px system-ui, sans-serif; padding: 14px 22px; border-radius: 8px; border: 1px solid var(--line); background: transparent; color: var(--text); cursor: pointer; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
label { display: block; margin: 20px 0 6px; font: 15px system-ui, sans-serif; color: var(--muted); }
textarea, input { width: 100%; font: 17px system-ui, sans-serif; padding: 12px; border: 1px solid var(--line); border-radius: 8px; background: transparent; color: var(--text); margin-bottom: 12px; }
.login { max-width: 360px; font-family: system-ui, sans-serif; }
.look { display: inline-block; font: 600 17px system-ui, sans-serif; padding: 12px 18px; border: 1px solid var(--accent); border-radius: 8px; color: var(--accent); text-decoration: none; }
.about { margin: 12px 0 20px; }
.about ul { padding-left: 22px; }