:root { color-scheme: dark; font-family: Inter, ui-sans-serif, system-ui, sans-serif; background: #101418; color: #f5f0e8; }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 50% -10%, #263943, #101418 52%); }
.shell { width: min(900px, calc(100% - 32px)); margin: 0 auto; padding: 9vh 0 6vh; }
.site-footer { color: #697875; font-size: .78rem; margin-top: 42px; text-align: center; }
.screen { display: none; animation: rise .25s ease-out; }
.screen.active { display: block; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.eyebrow { color: #e2ad4d; font-size: .72rem; font-weight: 800; letter-spacing: .18em; margin: 0 0 12px; }
h1 { font-size: clamp(3.5rem, 12vw, 7.2rem); letter-spacing: -.08em; line-height: .85; margin: 0; }
h1 span { color: #e2ad4d; }
h2 { font-size: clamp(1.7rem, 4vw, 2.6rem); letter-spacing: -.04em; margin: 0; }
h3 { margin: 0; }
.intro { color: #c3cbc9; font-size: 1.15rem; line-height: 1.5; max-width: 520px; margin: 30px 0 34px; }
.hint, .message { color: #9daaa8; font-size: .9rem; }
.panel { background: rgba(28, 37, 40, .92); border: 1px solid #344449; border-radius: 18px; padding: 24px; box-shadow: 0 18px 50px rgba(0,0,0,.2); }
.home-leaderboard { margin-top: 34px; }
.home-leaderboard .leaderboard-head { align-items: start; }
.home-leaderboard .eyebrow { margin-bottom: 8px; }
.board-mode-switch { display: flex; gap: 5px; padding: 4px; border: 1px solid #405054; border-radius: 10px; background: #11191c; }
.board-tab { border-radius: 7px; color: #9daaa8; background: transparent; padding: 8px 13px; }
.board-tab:hover, .board-tab.active { color: #171716; background: #e2ad4d; }
.home-leaderboard > .message { margin: 14px 0 0; min-height: 1.4em; }
label { display: block; color: #c3cbc9; font-size: .82rem; font-weight: 700; margin-bottom: 8px; }
input { width: 100%; border: 1px solid #526266; border-radius: 10px; background: #11191c; color: #fff; font: inherit; font-size: 1.15rem; padding: 13px 14px; outline: none; }
input:focus { border-color: #e2ad4d; box-shadow: 0 0 0 3px rgba(226,173,77,.16); }
.mode-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 22px; }
button { cursor: pointer; border: 0; font: inherit; }
.mode-card { text-align: left; border: 1px solid #4b5b5d; border-radius: 13px; color: #f5f0e8; background: #263338; padding: 18px; transition: transform .15s, border-color .15s, background .15s; }
.mode-card:hover { transform: translateY(-3px); border-color: #e2ad4d; background: #314146; }
.mode-card.accent { background: #3e3321; }
.mode-card strong, .mode-card small { display: block; }
.mode-card strong { font-size: 1.15rem; margin-bottom: 5px; }
.mode-card small { color: #b9c2bf; }
.game-topline { display: flex; justify-content: space-between; align-items: end; margin-bottom: 20px; }
.timer { color: #e2ad4d; font-variant-numeric: tabular-nums; font-size: clamp(1.7rem, 5vw, 2.7rem); font-weight: 800; }
.previous-total { width: fit-content; margin: 18px auto 0; padding: 9px 15px; border: 1px solid #526266; border-radius: 999px; color: #c3cbc9; font-size: .9rem; }
.previous-total strong { color: #e2ad4d; font-size: 1.1rem; margin-left: 5px; }
.target-wrap { display: grid; place-items: center; background: #d9d0bf; border-radius: 18px; padding: clamp(8px, 4vw, 30px); }
.target-wrap img { width: min(100%, 640px); height: auto; display: block; }
.answer-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto; align-items: end; gap: 12px; margin-top: 22px; }
.answer-row.outdoor { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.25fr) auto; }
.entry-group label { margin-bottom: 8px; }
.entry-group label span { color: #84918f; font-weight: 500; }
.primary { background: #e2ad4d; color: #171716; border-radius: 9px; font-weight: 800; padding: 14px 22px; }
.primary:hover { background: #f0c66d; }
.message { min-height: 1.4em; margin: 12px 0 0; }
.message.bad { color: #f28c7d; }
.message.good { color: #9fdb9c; }
.score-preview { margin: 24px 0 18px; padding: 20px 24px; border: 1px solid #705a32; border-radius: 16px; background: linear-gradient(135deg, rgba(61, 51, 33, .9), rgba(28, 37, 40, .9)); }
.score-preview-label { color: #e2ad4d; font-size: .72rem; font-weight: 800; letter-spacing: .18em; margin: 0; }
.final-time { color: #e2ad4d; font-size: clamp(3.5rem, 12vw, 6.5rem); font-variant-numeric: tabular-nums; font-weight: 800; letter-spacing: -.08em; margin: 8px 0 0; }
.score-preview-note { color: #c3cbc9; font-size: .9rem; margin: 0; }
.result-actions { display: flex; gap: 12px; margin: 24px 0 36px; }
.score-actions { display: flex; align-items: center; gap: 12px; margin-top: 14px; }
.quiet { background: transparent; color: #c3cbc9; padding: 12px 6px; }
.quiet:hover { color: #fff; }
.leaderboard-head { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #344449; padding-bottom: 14px; }
ol { padding: 0; margin: 0; list-style: none; }
li { display: grid; grid-template-columns: 35px 1fr auto; gap: 10px; padding: 13px 0; border-bottom: 1px solid #2d393d; font-variant-numeric: tabular-nums; }
li:last-child { border: 0; }
li .place { color: #889593; }
li .score { color: #e2ad4d; font-weight: 800; }
@media (max-width: 600px) {
  .shell { padding-top: 3vh; }
  .game-topline { align-items: start; margin-bottom: 8px; }
  .target-wrap { padding: 5px; }
  .target-wrap img { width: min(100%, 45vh); max-width: 260px; }
  .previous-total { margin-top: 9px; }
  .mode-grid { grid-template-columns: 1fr; }
  .home-leaderboard .leaderboard-head { display: block; }
  .board-mode-switch { width: fit-content; margin-top: 18px; }
  .answer-row, .answer-row.outdoor { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-top: 12px; }
  .answer-row .entry-group { min-width: 0; }
  .answer-row label { min-height: 2.1em; font-size: .72rem; line-height: 1.2; }
  .answer-row input { padding: 10px 8px; font-size: 1rem; }
  .answer-row button { grid-column: 1 / -1; width: 100%; padding: 11px 16px; }
}