:root { --bg: #f6f6f7; --card: #fff; --text: #1d1d20; --muted: #6b6b73; --line: #e2e2e6; --accent: #e60012; --error: #b00020; color-scheme: light; }
@media (prefers-color-scheme: dark) { :root { --bg: #141416; --card: #1f1f23; --text: #ececf0; --muted: #a0a0aa; --line: #34343a; --accent: #ff4d5a; --error: #ff7a8a; color-scheme: dark; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.5 system-ui, "Segoe UI", Arial, sans-serif; }
header { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 16px; background: var(--card); border-bottom: 1px solid var(--line); }
h1 { font-size: 1.15rem; margin: 0; }
h2 { font-size: 1rem; margin: 0 0 12px; }
main { max-width: 860px; margin: 0 auto; padding: 16px; }
section { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin-bottom: 16px; overflow-x: auto; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; }
.cards div { display: flex; flex-direction: column; padding: 10px; border: 1px solid var(--line); border-radius: 10px; }
.cards b { font-size: 1.4rem; }
.cards span, #email { color: var(--muted); font-size: .85rem; }
form { display: grid; gap: 12px; }
label { display: grid; gap: 4px; font-size: .9rem; }
input, textarea, select { font: inherit; color: inherit; background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; }
button { font: inherit; cursor: pointer; border: 0; border-radius: 8px; padding: 10px 16px; background: var(--accent); color: #fff; }
button.secondary { background: transparent; color: var(--text); border: 1px solid var(--line); }
button.link { background: none; color: var(--accent); padding: 0; }
button:disabled { opacity: .5; cursor: default; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: start; padding: 6px 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 500; }
.error { color: var(--error); }
#result { margin: 0; min-height: 1.5em; }
fieldset { border: 1px solid var(--line); border-radius: 8px; display: grid; gap: 8px; padding: 10px 12px; }
legend { font-size: .9rem; padding: 0 4px; }
label.choice { display: flex; gap: 8px; align-items: center; }
form > button[type=submit] { justify-self: start; }