/* =============================================
   FROST DUEL — Frozen-night brand restyle
   (visual only — game logic/IDs unchanged)
   ============================================= */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  overflow: hidden;
  background:
    radial-gradient(1100px 600px at 50% -10%, #163a63, transparent 60%),
    var(--bg, #123254);
  color: var(--cream, #F4FAFF);
  font-family: var(--font-body, 'Nunito', system-ui, sans-serif);
  display: flex;
  flex-direction: column;
}

/* ── TOP BAR ─────────────────────────────────── */
.topbar {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 14px 24px;
  background: rgba(8,28,51,0.86);
  border-bottom: 3px solid var(--ink, #0A1A2F);
}
.topbar-left { display: flex; align-items: center; }

.toolbar-btn {
  background: none; border: none; padding: 6px; cursor: pointer;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  position: relative; z-index: 301; transform: translateX(0);
  transition: transform 0.38s cubic-bezier(0.22,1,0.36,1);
}
.toolbar-btn.is-open { transform: translateX(280px); }
.toolbar-icon {
  font-size: 2.2rem; display: block;
  color: var(--ice, #3DC6F5);
  filter: drop-shadow(0 2px 0 var(--ink, #0A1A2F));
  transition: transform 0.55s cubic-bezier(0.22,1,0.36,1); transform-origin: center;
}
.toolbar-btn.is-open .toolbar-icon { transform: rotate(180deg); }

.topbar-logo {
  display: flex; align-items: center; gap: 10px; text-decoration: none;
  padding: 8px 18px 8px 14px; border-radius: 50px; border: 1px solid transparent;
  transition: background 0.22s, border-color 0.22s, transform 0.22s;
}
.topbar-logo:hover { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.10); transform: translateY(-1px); }
.topbar-logo:active { transform: scale(0.97); }
.topbar-logo-icon { font-size: 1.9rem; color: var(--ice, #3DC6F5); filter: drop-shadow(0 2px 0 var(--ink, #0A1A2F)); }
.topbar-logo-name {
  font-family: var(--font-display, 'Lilita One'), sans-serif;
  font-size: 1.5rem; letter-spacing: 0.5px; color: var(--cream, #F4FAFF);
}

/* ── HUD ── */
.hud-right { text-align: right; }
.hud-label { display: block; font-size: 0.72rem; color: var(--cream-dim, #8ba2bd); letter-spacing: 1.5px; text-transform: uppercase; font-weight: 800; }
.hud-value { font-size: 1.5rem; font-family: var(--font-display, 'Lilita One'), sans-serif; color: var(--gold, #FFC83D); }

/* ── SIDEBAR ─────────────────────────────────── */
.sidebar-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0); z-index: 299; pointer-events: none; transition: background 0.35s ease; }
.sidebar-backdrop.is-open { background: rgba(0,0,0,0.45); pointer-events: auto; }
.sidebar {
  position: fixed; top: 0; left: 0; width: 280px; height: 100vh;
  background: var(--bg-deep, #081C33); border-right: 3px solid var(--ink, #0A1A2F);
  box-shadow: 6px 0 40px rgba(0,0,0,0.6); z-index: 300;
  display: flex; flex-direction: column;
  transform: translateX(-100%); transition: transform 0.38s cubic-bezier(0.22,1,0.36,1); will-change: transform;
}
.sidebar.is-open { transform: translateX(0); }
.sidebar-header { display: flex; align-items: center; padding: 28px 24px 18px; border-bottom: 1px solid rgba(255,255,255,0.11); flex-shrink: 0; }
.sidebar-title { font-family: var(--font-display, 'Lilita One'), sans-serif; font-size: 1rem; letter-spacing: 0.5px; color: var(--ice, #3DC6F5); }
.sidebar-items { display: flex; flex-direction: column; padding: 12px; gap: 6px; overflow-y: auto; }
.td-item {
  display: flex; align-items: center; gap: 14px; padding: 13px 16px; border-radius: 14px;
  text-decoration: none; color: var(--cream-dim, #9fb6cc); font-weight: 800;
  transition: background 0.16s, color 0.16s, transform 0.16s;
}
.td-item:hover { background: var(--panel, #173B63); color: var(--cream, #F4FAFF); transform: translateX(3px); }
.td-item.td-active { background: var(--ice, #3DC6F5); color: var(--ink, #0A1A2F); border: 2.5px solid var(--ink, #0A1A2F); }
.td-icon { font-size: 1.2rem; flex-shrink: 0; }
.td-name { flex: 1; }

/* ── ARENA ──────────────────────────────────── */
.arena-wrap {
  flex: 1; min-height: 0; position: relative;
  background: transparent;
}
#arena { display: block; width: 100%; height: 100%; background: transparent; }

/* ── BOTTOM BAR ─────────────────────────────── */
.bottom-bar {
  flex: 0 0 auto;
  height: 112px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 32px;
  background: var(--bg-deep, #081C33);
  border-top: 3px solid var(--ink, #0A1A2F);
}

.ctrl-divider { width: 2px; height: 50px; background: var(--hairline, rgba(244,250,255,0.12)); margin: 0 28px; flex-shrink: 0; border-radius: 2px; }

.ctrl-group { display: flex; flex-direction: column; align-items: center; gap: 9px; flex-shrink: 0; }
.ctrl-label { font-size: 0.62rem; font-weight: 900; letter-spacing: 2px; text-transform: uppercase; color: var(--cream-dim, #9fb6cc); }

/* ── SIDE BUTTONS ────────────────────────────── */
.side-row { display: flex; gap: 10px; }
.side-btn {
  padding: 10px 28px; border-radius: var(--r-btn, 14px);
  border: 3px solid var(--ink, #0A1A2F);
  font-family: var(--font-display, 'Lilita One'), sans-serif;
  font-size: 0.98rem; cursor: pointer; letter-spacing: 0.4px;
  transition: transform 0.14s, box-shadow 0.14s, filter 0.14s;
}
.side-btn:disabled { opacity: 0.35; cursor: not-allowed; }

.side-red   { background: #b8324a; color: #ffd7de; box-shadow: 0 4px 0 #8e2438; }
.side-green { background: #119e7c; color: #d4fff0; box-shadow: 0 4px 0 #0b7259; }
.side-btn:not(.selected):not(:disabled):hover { transform: translateY(-2px); }

.side-red.selected {
  background: #d2374b; color: #fff;
  box-shadow: 0 4px 0 #8e2438, 0 0 0 3px var(--ice, #3DC6F5);
  transform: translateY(-2px);
}
.side-green.selected {
  background: #16c79a; color: var(--ink, #0A1A2F);
  box-shadow: 0 4px 0 #0b7259, 0 0 0 3px var(--ice, #3DC6F5);
  transform: translateY(-2px);
}

/* ── BET CONTROLS ────────────────────────────── */
.bet-row { display: flex; align-items: center; gap: 8px; }
.bet-adj {
  width: 44px; height: 44px; border-radius: 12px;
  border: 2.5px solid var(--ink, #0A1A2F);
  background: var(--panel, #173B63);
  color: var(--cream, #F4FAFF);
  font-family: var(--font-display, 'Lilita One'), sans-serif;
  font-size: 0.92rem; cursor: pointer;
  transition: background 0.14s, border-color 0.14s, transform 0.14s;
  flex-shrink: 0;
}
.bet-adj:hover:not(:disabled) { background: var(--panel-2, #1E4C7E); border-color: var(--ice, #3DC6F5); transform: translateY(-1px); }
.bet-adj:disabled { opacity: 0.3; cursor: not-allowed; }

.bet-field {
  display: flex; align-items: center; gap: 4px;
  background: rgba(8,28,51,0.6);
  border: 2.5px solid var(--ink, #0A1A2F);
  border-radius: 12px; padding: 0 14px;
}
.bet-field:focus-within { border-color: var(--ice, #3DC6F5); box-shadow: 0 0 0 3px rgba(61,198,245,0.18); }
.bet-sign { font-size: 1.05rem; font-weight: 800; color: var(--ice, #3DC6F5); }

#bet-input {
  width: 68px; background: transparent; border: none; outline: none;
  font-size: 1.2rem; font-weight: 800; color: var(--cream, #F4FAFF);
  padding: 9px 0; font-family: inherit; -moz-appearance: textfield; appearance: textfield;
}
#bet-input::-webkit-outer-spin-button,
#bet-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
#bet-input:disabled { opacity: 0.3; }

/* ── START BUTTON ────────────────────────────── */
.btn-start {
  padding: 14px 48px; border-radius: var(--r-btn, 16px);
  border: 3.5px solid var(--ink, #0A1A2F);
  background: var(--gold, #FFC83D); color: var(--ink, #0A1A2F);
  font-family: var(--font-display, 'Lilita One'), sans-serif;
  font-size: 1.1rem; letter-spacing: 1px; text-transform: uppercase; cursor: pointer;
  transition: transform 0.14s, box-shadow 0.14s;
  box-shadow: inset 0 3px 0 rgba(255,255,255,0.5), inset 0 -5px 0 rgba(0,0,0,0.16), 0 6px 0 0 var(--gold-deep, #E0A21F), 0 12px 18px rgba(5,16,30,0.4);
}
.btn-start:hover:not(:disabled) { transform: translateY(-2px) scale(1.02); }
.btn-start:active:not(:disabled) { transform: translateY(4px); box-shadow: inset 0 3px 0 rgba(255,255,255,0.5), 0 2px 0 0 var(--gold-deep, #E0A21F); }
.btn-start:disabled { opacity: 0.4; cursor: not-allowed; box-shadow: 0 6px 0 0 var(--gold-deep, #E0A21F); }

/* ── FIRE RATE BUTTONS ───────────────────────── */
.speed-row { display: flex; gap: 7px; }
.speed-btn {
  width: 46px; height: 44px; border-radius: 12px;
  border: 2.5px solid var(--ink, #0A1A2F);
  background: var(--panel, #173B63);
  color: var(--cream-dim, #9fb6cc);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background 0.16s, border-color 0.16s, color 0.16s; appearance: none; -webkit-appearance: none;
}
.speed-btn:hover { background: var(--panel-2, #1E4C7E); color: var(--cream, #F4FAFF); }
.speed-btn.active {
  background: var(--ice, #3DC6F5); border-color: var(--ink, #0A1A2F); color: var(--ink, #0A1A2F);
}

/* ── DOT ICONS (fire rate buttons) ───────────── */
.dot-icon { display: flex; align-items: center; gap: 3px; pointer-events: none; }
.dot-icon span { display: block; width: 5px; height: 5px; border-radius: 50%; background: currentColor; flex-shrink: 0; }

/* ── RESPONSIVE ──────────────────────────────── */
@media (max-width: 680px) {
  .bottom-bar { padding: 0 14px; height: 116px; }
  .ctrl-divider { margin: 0 14px; }
  .side-btn { padding: 8px 16px; font-size: 0.9rem; }
  .bet-adj { width: 38px; height: 40px; font-size: 0.84rem; }
  .btn-start { padding: 12px 26px; font-size: 0.95rem; }
  .speed-btn { width: 40px; height: 40px; }
  #countdown-text { font-size: 5rem; }
}