:root {
  --bg1: #2b1055;
  --bg2: #7597de;
  --card: #ffffff;
  --ink: #1d1736;
  --muted: #6d6890;
  --pink: #ff3d7f;
  --yellow: #ffd23f;
  --green: #2ec4b6;
  --line: #ece9f6;
  --radius: 18px;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: linear-gradient(160deg, var(--bg1) 0%, #6a2c91 55%, var(--pink) 130%);
  background-attachment: fixed;
  min-height: 100vh;
  padding: 16px 12px 40px;
}
#app { max-width: 960px; margin: 0 auto; }

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: 0 12px 40px rgba(20, 0, 50, .35);
}
.home { max-width: 420px; margin: 6vh auto 0; text-align: center; }

.logo {
  font-size: 64px; margin: 0; font-weight: 900; letter-spacing: -2px;
  color: var(--pink); transform: rotate(-3deg);
  text-shadow: 3px 3px 0 var(--yellow);
}
.logo span { color: var(--ink); }
.logo.small { font-size: 28px; color: #fff; text-shadow: 2px 2px 0 var(--pink); letter-spacing: -1px; }
.logo.small span { color: var(--yellow); }
.tag { color: var(--muted); margin: 8px 0 22px; }

label { display: block; text-align: left; font-weight: 700; font-size: 14px; margin-bottom: 14px; }
input, textarea, select {
  width: 100%; font: inherit; font-size: 17px; padding: 12px 14px; margin-top: 6px;
  border: 2px solid var(--line); border-radius: 12px; outline: none; background: #faf9ff; color: var(--ink);
}
input:focus, textarea:focus, select:focus { border-color: var(--pink); }
textarea { resize: none; min-height: 90px; }
.code-input { text-transform: uppercase; letter-spacing: 6px; text-align: center; font-weight: 800; margin-top: 0; }

.btn {
  display: inline-block; width: 100%; border: 0; cursor: pointer; font: inherit; font-weight: 800; font-size: 17px;
  padding: 14px 18px; border-radius: 14px; background: #efeafd; color: var(--ink);
  transition: transform .08s ease, opacity .2s;
}
.btn:active { transform: scale(.97); }
.btn.primary { background: var(--pink); color: #fff; box-shadow: 0 4px 0 #c21d58; }
.btn.yellow { background: var(--yellow); box-shadow: 0 4px 0 #d1a514; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.ghost { background: transparent; color: var(--muted); font-weight: 600; font-size: 15px; padding: 8px; }
.row { display: flex; gap: 10px; }
.row .btn { width: auto; }
.or { color: var(--muted); font-size: 14px; margin: 20px 0 10px; }
.err { color: var(--pink); min-height: 1.2em; font-weight: 600; margin: 12px 0 0; }
.notice { background: #fff3cd; padding: 10px; border-radius: 10px; font-size: 14px; }

.top { display: flex; align-items: center; justify-content: space-between; color: #fff; margin-bottom: 14px; gap: 10px; }
.top .room { font-size: 15px; opacity: .9; }
.top .room b { letter-spacing: 2px; font-size: 18px; }
.link { background: none; border: 0; color: #fff; opacity: .8; font: inherit; cursor: pointer; text-decoration: underline; }

.layout { display: grid; grid-template-columns: 1fr 280px; gap: 14px; align-items: start; }
@media (max-width: 760px) { .layout { grid-template-columns: 1fr; } }

.round-label { text-transform: uppercase; font-size: 12px; font-weight: 800; letter-spacing: 1.5px; color: var(--pink); }
.question { font-size: 26px; font-weight: 800; line-height: 1.25; margin: 8px 0 18px; }
@media (max-width: 500px) { .question { font-size: 22px; } }
.muted { color: var(--muted); }
.center { text-align: center; }
.mt { margin-top: 14px; }

.bigcode { font-size: 56px; font-weight: 900; letter-spacing: 10px; color: var(--pink); margin: 4px 0; }
.share { display: flex; gap: 8px; align-items: center; justify-content: center; flex-wrap: wrap; font-size: 14px; }
.share code { background: #f3f0fd; padding: 6px 10px; border-radius: 8px; word-break: break-all; }
.howto { background: #f7f5ff; border-radius: 14px; padding: 14px 18px; margin-top: 18px; font-size: 15px; }
.howto ol { margin: 6px 0 0; padding-left: 20px; }

.locked { background: #e8fbf8; border: 2px dashed var(--green); border-radius: 14px; padding: 16px; }
.locked .ans { font-size: 19px; font-weight: 700; margin-top: 4px; }

.options { display: grid; gap: 10px; }
.option {
  text-align: left; border: 2px solid var(--line); background: #fff; border-radius: 14px; padding: 14px 16px;
  font: inherit; font-size: 18px; font-weight: 600; cursor: pointer; color: var(--ink);
  transition: border-color .15s, transform .08s;
}
.option:hover:not(:disabled) { border-color: var(--pink); }
.option:active:not(:disabled) { transform: scale(.98); }
.option:disabled { cursor: default; }
.option.mine { background: #f7f6fb; color: var(--muted); }
.option.mine small { display: block; font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; }
.option.chosen { border-color: var(--pink); background: #fff0f5; }

.result { border: 2px solid var(--line); border-radius: 14px; padding: 14px 16px; margin-bottom: 10px; animation: pop .35s ease both; }
.result.best { border-color: var(--yellow); background: #fffbea; }
.result .ans { font-size: 18px; font-weight: 700; }
.result .meta { display: flex; justify-content: space-between; align-items: center; margin-top: 6px; font-size: 14px; color: var(--muted); gap: 8px; flex-wrap: wrap; }
.result .pts { font-weight: 900; color: var(--green); font-size: 16px; }
.badge { background: var(--yellow); color: var(--ink); border-radius: 999px; padding: 2px 8px; font-size: 12px; font-weight: 800; }
@keyframes pop { from { opacity: 0; transform: translateY(8px) scale(.98); } to { opacity: 1; transform: none; } }

.players h3 { margin: 0 0 10px; font-size: 15px; text-transform: uppercase; letter-spacing: 1.5px; color: var(--muted); }
.plist { list-style: none; margin: 0; padding: 0; }
.plist li { display: flex; align-items: center; gap: 8px; padding: 9px 0; border-bottom: 1px solid var(--line); }
.plist li:last-child { border-bottom: 0; }
.plist .nm { flex: 1; font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.plist .sc { font-weight: 800; font-variant-numeric: tabular-nums; }
.plist .away { opacity: .4; }
.plist .me .nm::after { content: " (you)"; color: var(--muted); font-weight: 500; }
.dot { width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; flex: none; background: #eee; color: #fff; }
.dot.done { background: var(--green); }
.dot.wait { background: #ddd; animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { opacity: .4; } }

.winner { font-size: 40px; font-weight: 900; color: var(--pink); margin: 6px 0; }
.trophy { font-size: 64px; }
.board li { font-size: 18px; }
.board .rank { width: 28px; font-weight: 900; color: var(--muted); }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--ink); color: #fff;
  padding: 12px 18px; border-radius: 12px; font-weight: 600; box-shadow: 0 8px 24px rgba(0,0,0,.3); z-index: 10; max-width: 90vw;
}