:root {
  --bg: #0c1017;
  --bg-2: #151b26;
  --panel: #1a2130;
  --line: #2b3548;
  --text: #eef1f6;
  --muted: #98a3b8;
  --red: #e03a3e;
  --red-deep: #9e1e24;
  --blue: #2f76e8;
  --blue-deep: #1a4396;
  --gold: #f4c542;
  --display: 'Anton', Impact, 'Arial Narrow Bold', sans-serif;
  --body: 'Barlow', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 17px;
}

body {
  background:
    radial-gradient(ellipse 70% 45% at 50% 0%, rgba(244, 197, 66, 0.10), transparent 70%),
    var(--bg);
  min-height: 100vh;
}

#app { min-height: 100vh; display: flex; }

.screen { display: none; flex: 1; align-items: center; justify-content: center; padding: 24px 16px; }
.screen.active { display: flex; }
#fight.active { flex-direction: column; gap: 12px; padding-top: 12px; }

.poster {
  position: relative;
  width: 100%;
  max-width: 480px;
  padding: 36px 32px 28px;
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
}

.corner { position: absolute; top: 0; width: 50%; height: 6px; }
.corner-red { left: 0; background: var(--red); }
.corner-blue { right: 0; background: var(--blue); }

h1, h2 {
  font-family: var(--display);
  font-weight: 400;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  line-height: 0.95;
  margin: 0;
}

h1 { font-size: clamp(56px, 14vw, 88px); color: var(--text); }
h2 { font-size: 34px; }

.tagline { color: var(--muted); margin: 12px 0 28px; line-height: 1.45; }

.field { display: flex; flex-direction: column; gap: 6px; flex: 1; }
.field span { font-weight: 600; font-size: 14px; color: var(--muted); }

input {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 14px;
  width: 100%;
  min-width: 0;
}
input:focus { outline: 2px solid var(--gold); outline-offset: 1px; border-color: transparent; }
#code { text-transform: uppercase; letter-spacing: 0.25em; font-weight: 700; }

.actions { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.actions .btn { flex: 1 1 160px; }

.btn {
  font: inherit;
  font-weight: 700;
  color: var(--text);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 18px;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, transform 0.05s;
}
.btn:hover { border-color: #43506a; background: #1e2636; }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.btn-primary { background: var(--red); border-color: var(--red); color: #fff; }
.btn-primary:hover { background: #ef4a4e; border-color: #ef4a4e; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn:disabled { opacity: 0.5; cursor: default; }

.join { display: flex; gap: 10px; align-items: flex-end; margin-top: 22px; }
.join .btn { flex: 0 0 auto; }

.error { color: #ff7b7f; min-height: 1.2em; margin: 12px 0 0; font-weight: 600; }

.howto { margin-top: 14px; border-top: 1px solid var(--line); padding-top: 14px; }
.howto summary { cursor: pointer; font-weight: 700; }
.howto p { color: var(--muted); line-height: 1.5; font-size: 15px; }

.more-games { display: inline-block; margin-top: 16px; color: var(--muted); font-size: 14px; font-weight: 600; }
.more-games:hover, .more-games:focus-visible { color: var(--text); }
.keys { display: grid; grid-template-columns: auto 1fr; gap: 8px 16px; margin: 14px 0; font-size: 15px; }
.keys dt { font-weight: 700; }
.keys dd { margin: 0; color: var(--muted); }

kbd {
  font-family: var(--body);
  font-weight: 700;
  font-size: 13px;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 4px;
  padding: 1px 6px;
}

/* Waiting room */
#waiting .poster { text-align: center; }
.share p { color: var(--muted); margin: 18px 0 8px; }
.code {
  font-family: var(--display);
  font-size: 72px;
  letter-spacing: 0.12em;
  color: var(--gold);
}
.share-row { display: flex; gap: 8px; margin-top: 10px; }
.share-row input { font-size: 14px; }
.spinner {
  width: 34px; height: 34px; margin: 26px auto 10px;
  border: 3px solid var(--line); border-top-color: var(--red);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Fight */
.stage { position: relative; width: 100%; max-width: 1100px; }
canvas {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
  background: #07090d;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  touch-action: none;
}

.result, .notice {
  position: absolute;
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%);
  width: min(440px, calc(100% - 32px));
  background: rgba(16, 21, 31, 0.96);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 24px;
  text-align: center;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}
.result[hidden], .notice[hidden] { display: none; }
.result h2 { font-size: 40px; margin-bottom: 14px; }
.stats { width: 100%; border-collapse: collapse; font-size: 15px; }
.stats th, .stats td { padding: 6px 8px; border-bottom: 1px solid var(--line); }
.stats th { font-weight: 700; }
.stats td:first-child { text-align: left; color: var(--muted); }
.stats th:nth-child(2) { color: var(--red); }
.stats th:nth-child(3) { color: #6fa2ff; }
.note { color: var(--gold); min-height: 1.2em; margin: 12px 0 0; }

.hint { color: var(--muted); font-size: 14px; margin: 0; text-align: center; }

.touch { display: none; width: 100%; max-width: 1100px; justify-content: space-between; gap: 12px; }
.pad { display: flex; gap: 8px; flex-wrap: wrap; }
.touch button {
  font: inherit; font-weight: 700; color: var(--text);
  background: var(--panel); border: 1px solid var(--line); border-radius: 8px;
  min-width: 64px; height: 58px; padding: 0 10px;
  touch-action: none; user-select: none; -webkit-user-select: none;
}
.touch button.on { background: var(--red-deep); border-color: var(--red); }

@media (pointer: coarse) {
  .touch { display: flex; }
  .hint { display: none; }
}

@media (max-width: 520px) {
  .poster { padding: 28px 20px 22px; }
  .join { flex-direction: column; align-items: stretch; }
  .touch button { min-width: 52px; height: 52px; font-size: 14px; }
}