/* Sofia's Arcade — shared theme. Lots of purple. Portrait-first. */

:root {
  --bg-0:   #0b0417;   /* deepest night */
  --bg-1:   #160a2e;
  --bg-2:   #241152;
  --violet: #7c3aed;
  --violet-lt: #a855f7;
  --magenta: #d946ef;
  --pink:   #f472b6;
  --neon:   #c084fc;
  --cyan:   #22d3ee;   /* sparing accent */
  --ink:    #f3e8ff;   /* near-white lavender text */
  --ink-dim:#c4b5fd;
  --ink-mut:#8b7bb8;
  --panel:  rgba(32, 16, 64, 0.72);
  --panel-brd: rgba(168, 85, 247, 0.35);
  --glow:   0 0 24px rgba(168, 85, 247, 0.55);
  --radius: 18px;
  --font: "Trebuchet MS", "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  /* Deliberately NOT scroll-behavior:smooth (per brief). */
  background: var(--bg-0);
  color: var(--ink);
  font-family: var(--font);
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  min-height: 100svh;
  background:
    radial-gradient(1200px 800px at 15% -10%, rgba(124, 58, 237, 0.35), transparent 60%),
    radial-gradient(1000px 700px at 110% 10%, rgba(217, 70, 239, 0.28), transparent 55%),
    radial-gradient(900px 900px at 50% 120%, rgba(34, 211, 238, 0.10), transparent 60%),
    linear-gradient(160deg, var(--bg-1), var(--bg-0) 70%);
  background-attachment: fixed;
}

a { color: var(--neon); text-decoration: none; }
a:hover { color: var(--pink); }

h1, h2, h3 { line-height: 1.1; margin: 0 0 .5em; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  font: inherit; font-weight: 700; letter-spacing: .3px;
  color: #fff; cursor: pointer;
  padding: .85em 1.4em; border-radius: 999px; border: 0;
  background: linear-gradient(135deg, var(--violet), var(--magenta));
  box-shadow: 0 6px 20px rgba(124, 58, 237, 0.5), inset 0 1px 0 rgba(255,255,255,0.25);
  transition: transform .12s ease, box-shadow .2s ease, filter .2s ease;
  touch-action: manipulation;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(217, 70, 239, 0.6); }
.btn:active { transform: translateY(0) scale(0.98); }
.btn.ghost {
  background: rgba(168, 85, 247, 0.12);
  border: 1.5px solid var(--panel-brd);
  box-shadow: none;
}
.btn.ghost:hover { background: rgba(168, 85, 247, 0.22); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; filter: grayscale(.3); }
.btn.big { font-size: 1.15rem; padding: 1em 1.8em; }

/* ---- Panels ---- */
.panel {
  background: var(--panel);
  border: 1.5px solid var(--panel-brd);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.06);
}

/* ---- Inputs ---- */
input.field {
  font: inherit; font-weight: 700; letter-spacing: 2px; text-align: center;
  color: var(--ink); background: rgba(11,4,23,0.6);
  border: 1.5px solid var(--panel-brd); border-radius: 12px;
  padding: .75em .9em; width: 100%;
  text-transform: uppercase;
}
input.field::placeholder { color: var(--ink-mut); letter-spacing: 1px; }
input.field:focus { outline: none; border-color: var(--magenta); box-shadow: var(--glow); }

/* ---- Leaderboard table ---- */
.board { width: 100%; border-collapse: collapse; }
.board th { text-align: left; color: var(--ink-dim); font-size: .8rem; text-transform: uppercase; letter-spacing: 1px; padding: .3em .4em; }
.board td { padding: .4em .4em; border-top: 1px solid rgba(168,85,247,0.15); }
.board td.rank { color: var(--neon); font-weight: 800; width: 2.2em; }
.board td.score { text-align: right; font-weight: 800; color: #fff; }
.board tr.me td { color: var(--pink); }
.board .empty { color: var(--ink-mut); font-style: italic; }

/* gold / silver / bronze */
.board tr:nth-child(1) td.rank { color: #ffd54a; }
.board tr:nth-child(2) td.rank { color: #d7d7ff; }
.board tr:nth-child(3) td.rank { color: #ffac6b; }

/* ---- Screen-reader only ---- */
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }