* { box-sizing: border-box; }
:root {
  --page: #071A14;
  --court: #08251C;
  --panel: #0B2E21;
  --paddle: #C7E87A;
  --ball: #FFF2AE;
  --ink: #F2FFD8;
  --muted: #B9D99A;
}
body { background: radial-gradient(circle at 20% 0%, #0E3B28 0, var(--page) 55%); color: var(--ink); }
.foliage { display: block; position: absolute; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.leaf { position: absolute; width: 120px; height: 44px; border-radius: 100% 0 100% 0; background: rgba(46, 125, 74, .35); transform: rotate(-24deg); }
.leaf-1 { top: 18px; left: 4%; } .leaf-2 { top: 64px; right: 6%; transform: rotate(28deg); } .leaf-3 { bottom: 42px; left: 8%; transform: rotate(18deg); } .leaf-4 { bottom: 90px; right: 10%; } .leaf-5 { top: 38%; left: -24px; } .leaf-6 { top: 52%; right: -18px; transform: rotate(36deg); }
body { margin: 0; font-family: Arial, Helvetica, sans-serif; }
.shell { min-height: 100vh; display: grid; place-items: center; padding: 24px; position: relative; overflow: hidden; }
.card { width: min(880px, 100%); background: var(--panel); border: 1px solid rgba(255,255,255,.14); border-radius: 18px; padding: 24px; position: relative; z-index: 1; box-shadow: 0 18px 50px rgba(0,0,0,.35); }
.meta { color: var(--muted); letter-spacing: .12em; font-size: 12px; margin: 0 0 8px; }
h1 { margin: 0; font-size: 40px; }
#tagline { color: var(--muted); margin: 6px 0 18px; }
.scoreboard { display: flex; justify-content: space-between; gap: 12px; align-items: center; margin-bottom: 12px; }
canvas { display: block; width: 100%; height: auto; background: var(--court); border: 2px solid rgba(255,255,255,.2); border-radius: 10px; }
.controls, .pads { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.pads { justify-content: space-between; }
.pads p { margin: 0 0 6px; color: var(--muted); }
button { border: 1px solid rgba(255,255,255,.25); background: #223140; color: var(--ink); border-radius: 999px; padding: 9px 14px; cursor: pointer; }
button:disabled { opacity: .45; cursor: not-allowed; }
.help { color: var(--muted); line-height: 1.45; }
.main-menu { border: 1px solid rgba(255,255,255,.16); border-radius: 12px; padding: 14px; margin-bottom: 14px; background: rgba(0,0,0,.18); }
.main-menu[hidden] { display: none; }
.main-menu h2 { margin: 0 0 6px; }
.menu-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; margin: 10px 0; }
.menu-row select { background: #0b1620; color: var(--ink); border: 1px solid rgba(255,255,255,.25); border-radius: 8px; padding: 8px; }
.save-slots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.slot { border: 1px solid rgba(255,255,255,.14); border-radius: 10px; padding: 10px; display: grid; gap: 6px; }
.slot-meta { color: var(--muted); font-size: 13px; min-height: 2em; }
.slot-actions { display: flex; gap: 6px; flex-wrap: wrap; }
@media (max-width: 560px) { .save-slots { grid-template-columns: 1fr; } }
body[data-theme="classic"] { --page: #0d1319; --court: #101a22; --panel: #16222c; --paddle: #f4f7f5; --ball: #ffffff; --ink: #eef4f2; --muted: #aebbc2; }
body[data-theme="jungle"] { --page: #071A14; --court: #08251C; --panel: #0B2E21; --paddle: #C7E87A; --ball: #FFF2AE; --ink: #F2FFD8; --muted: #B9D99A; }
body[data-theme="arcade"] { --page: #12002b; --court: #1d0442; --panel: #26065c; --paddle: #ff3df2; --ball: #ffe74a; --ink: #fdf7ff; --muted: #c4a6ff; }
body[data-theme="tron"] { --page: #010812; --court: #021426; --panel: #03203a; --paddle: #37e6ff; --ball: #ffb347; --ink: #e8fbff; --muted: #8fd8ef; }
body[data-theme="medieval"] { --page: #171006; --court: #241708; --panel: #31200d; --paddle: #e7c46a; --ball: #fff3c4; --ink: #fdf3d8; --muted: #cbb27f; }
@media (max-width: 480px) { .card { padding: 16px; } h1 { font-size: 32px; } .scoreboard { font-size: 14px; } }