/* ROLL — modern-arcade dice game. Huge type, big touch targets, bold color,
   no image assets (dice are drawn with CSS pips, avatars are initials). */

:root {
  --bg: #161c3f;
  --bg-deep: #0b0f26;
  --blue: #3d7bff;
  --pink: #ff5fb0;
  --gold: #ffd43b;
  --gold-deep: #e0ab00;
  --ink: #10142b;
  --paper: #ffffff;
  --cream: #eef1ff;
  --go: #1fcf8f;
  --stop: #ff4a3d;
  --line: 3px;
  --app-h: 100dvh;
  --st: env(safe-area-inset-top, 0px);
  --sb: env(safe-area-inset-bottom, 0px);
  --sl: env(safe-area-inset-left, 0px);
  --sr: env(safe-area-inset-right, 0px);
  --font: 'Baloo 2', ui-rounded, system-ui, sans-serif;
  --mono: 'Space Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  overscroll-behavior: none;
  background: var(--bg-deep);
  color: #fff;
  font-family: var(--font);
  font-weight: 600;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}
body {
  position: fixed;
  inset: 0;
  background-image: radial-gradient(ellipse at 50% -10%, var(--bg) 0%, var(--bg-deep) 70%);
}
button, input { font: inherit; color: inherit; }
button { -webkit-user-select: none; user-select: none; cursor: pointer; }
h1, h2, h3, p { margin: 0; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

/* ── Accessibility: invert colors ── */
html.a11y-invert { filter: invert(1) hue-rotate(180deg); }
.a11y-btn[aria-pressed="true"] { background: var(--gold); color: var(--ink); }
.a11y-btn[aria-pressed="true"] svg { filter: invert(1); }

.sr-only {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

#app { position: fixed; inset: 0; height: var(--app-h); }

.screen {
  position: absolute;
  inset: 0;
  padding: calc(var(--st) + 16px) calc(var(--sr) + 16px) calc(var(--sb) + 16px) calc(var(--sl) + 16px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow-y: auto;
}

/* ── Buttons ─────────────────────────────────────────────── */

.btn {
  border: none;
  border-radius: 16px;
  padding: 16px 22px;
  font-weight: 700;
  font-size: 1.1rem;
  font-family: var(--font);
  box-shadow: 0 4px 0 rgba(0,0,0,.35);
  transition: transform .06s;
}
.btn:active { transform: translateY(3px); box-shadow: 0 1px 0 rgba(0,0,0,.35); }
.btn:disabled { opacity: .4; cursor: default; }
.btn:focus-visible { outline: 3px solid #fff; outline-offset: 2px; }
.btn.big { padding: 20px 24px; font-size: 1.35rem; width: 100%; min-height: 64px; }
.btn.blue { background: var(--blue); color: #fff; }
.btn.pink { background: var(--pink); color: #fff; }
.btn.gold { background: var(--gold); color: var(--ink); }
.btn.green { background: var(--go); color: var(--ink); }
.btn.stop { background: var(--stop); color: #fff; }
.btn.ghost { background: rgba(255,255,255,.12); color: #fff; box-shadow: none; }
.btn.small { padding: 10px 16px; font-size: .95rem; }
.btn.big, .btn.gold, .btn.blue, .btn.pink { text-transform: uppercase; letter-spacing: .02em; }
.btn.icon { width: 50px; height: 50px; padding: 0; display: grid; place-items: center; border-radius: 14px; }
.btn.icon svg { width: 26px; height: 26px; }
.btn.icon.mini { width: 44px; height: 44px; }
.btn.icon.back { position: absolute; top: calc(var(--st) + 14px); left: calc(var(--sl) + 14px); background: rgba(255,255,255,.12); z-index: 2; }

/* ── Home ────────────────────────────────────────────────── */

.home { justify-content: space-between; align-items: center; text-align: center; }
.home-mid { display: flex; flex-direction: column; align-items: center; gap: 18px; margin: auto 0; }
.logo { font-size: clamp(3rem, 15vw, 5.5rem); font-weight: 800; letter-spacing: .02em; }
.logo.small { font-size: 1.6rem; text-align: center; }
.tag { font-family: var(--mono); font-size: 1.1rem; opacity: .8; letter-spacing: .08em; margin-top: -12px; }
.home-actions { display: grid; gap: 14px; width: min(100%, 380px); margin-top: 10px; }

/* ── Simple form screens (create / join) ──────────────────── */

.simple { align-items: center; text-align: center; justify-content: center; gap: 16px; }
.title { font-size: clamp(1.6rem, 7vw, 2.2rem); font-weight: 800; }
.label { font-size: .95rem; opacity: .8; margin-top: 4px; }
.label .optional { opacity: .6; font-weight: 500; }
.name-input, .code-input {
  padding: 16px 18px; border-radius: 14px; border: none;
  background: var(--cream); color: var(--ink); font-size: 1.2rem; font-weight: 700;
  width: min(100%, 360px); text-align: center; font-family: var(--font);
}
.code-input { letter-spacing: .18em; text-transform: uppercase; width: min(100%, 300px); font-family: var(--mono); }
.err { color: #ffb3ab; font-weight: 700; min-height: 1.2em; }

.swatches { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; max-width: 320px; }
.swatch {
  width: 44px; height: 44px; border-radius: 50%; border: 3px solid transparent;
  display: grid; place-items: center; font-size: 1.1rem;
}
.swatch[aria-checked="true"] { border-color: #fff; box-shadow: 0 0 0 3px rgba(255,255,255,.35); }
.swatch::after { content: ''; }
.swatch[aria-checked="true"]::after { content: '✓'; color: #fff; font-weight: 800; text-shadow: 0 1px 2px rgba(0,0,0,.4); }

/* ── Lobby ───────────────────────────────────────────────── */

.lobby { align-items: center; text-align: center; gap: 12px; }
.codebox {
  background: rgba(255,255,255,.08); border-radius: 20px; padding: 16px 20px;
  display: flex; flex-direction: column; align-items: center; gap: 10px; width: min(100%, 420px);
}
.codebox-label { font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; opacity: .7; }
.codebox-code { font-family: var(--mono); font-size: clamp(2rem, 10vw, 2.8rem); font-weight: 700; letter-spacing: .1em; color: var(--gold); }
.codebox-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }

.section-label { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; opacity: .7; margin-top: 6px; }
.codebox-label { text-transform: uppercase; letter-spacing: .08em; }
.turn-banner, .big-title, .title, .over-winner { text-transform: uppercase; letter-spacing: .02em; }

.players { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; width: min(100%, 420px); }
.player-row {
  display: flex; align-items: center; gap: 12px; background: rgba(255,255,255,.06);
  border-radius: 16px; padding: 10px 14px; text-align: left;
}
.avatar {
  width: 46px; height: 46px; border-radius: 50%; flex: none;
  display: grid; place-items: center; font-weight: 800; font-size: 1.1rem; color: #fff;
  box-shadow: 0 3px 0 rgba(0,0,0,.3);
}
.player-row .pname { flex: 1; font-weight: 700; display: flex; align-items: center; gap: 8px; min-width: 0; }
.player-row .pname .n { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.host-badge { font-size: .65rem; font-weight: 800; text-transform: uppercase; background: var(--gold); color: var(--ink); padding: 2px 8px; border-radius: 8px; letter-spacing: .05em; }
.away-dot { opacity: .5; font-size: .8rem; }
.btn-kick { background: rgba(255,255,255,.14); border-radius: 10px; width: 34px; height: 34px; display: grid; place-items: center; flex: none; }
.btn-kick svg { width: 16px; height: 16px; }

.lobby-count { font-weight: 700; opacity: .85; }
.lobby-status { opacity: .85; min-height: 1.3em; }

/* ── Game screen ─────────────────────────────────────────── */

.game { padding-left: calc(var(--sl) + 12px); padding-right: calc(var(--sr) + 12px); gap: 10px; }

.hud { display: flex; align-items: center; gap: 10px; padding: 2px 2px 4px; }
.hud-round { flex: 1; font-family: var(--mono); font-size: 1.05rem; opacity: .9; }
.hud-btns { display: flex; gap: 6px; }

.strip { display: flex; gap: 8px; overflow-x: auto; padding: 2px; scrollbar-width: none; }
.strip::-webkit-scrollbar { display: none; }
.strip-item {
  flex: none; display: flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.07); border-radius: 14px; padding: 8px 12px;
  border: 2px solid transparent; min-width: 96px;
}
.strip-item.active { border-color: var(--gold); background: rgba(255,212,59,.14); }
.strip-item .avatar { width: 32px; height: 32px; font-size: .85rem; }
.strip-item .sinfo { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; }
.strip-item .sname { font-size: .8rem; font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 12ch; }
.strip-item .stotal { font-family: var(--mono); font-size: .95rem; color: var(--gold); }
.strip-item .away { opacity: .45; }

.turn-banner {
  text-align: center; font-size: 1.15rem; font-weight: 800; min-height: 1.4em;
}
.turn-banner.you { color: var(--gold); }

.dice-area { display: flex; justify-content: center; padding: 6px 0; }
.dice { display: flex; gap: clamp(6px, 2vw, 14px); justify-content: center; }

.die {
  width: clamp(52px, 16vw, 78px); height: clamp(52px, 16vw, 78px);
  min-width: 0; min-height: 0; flex: none;
  background: var(--paper); border-radius: 22%;
  box-shadow: 0 5px 0 rgba(0,0,0,.35), inset 0 0 0 2px rgba(0,0,0,.05);
  display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(3, 1fr);
  /* NOT a percentage: padding-% resolves against the containing block's
     width, not the die's own - on a die this small that overflowed the
     box entirely (see DECISIONS.md). */
  padding: clamp(7px, 2.2vw, 11px);
  transition: transform .15s ease, box-shadow .15s ease;
  position: relative;
}
.die .pip {
  grid-column: var(--c); grid-row: var(--r);
  width: clamp(9px, 3.2vw, 15px); height: clamp(9px, 3.2vw, 15px);
  border-radius: 50%; background: var(--ink); place-self: center;
}
.die.empty { background: rgba(255,255,255,.15); box-shadow: 0 5px 0 rgba(0,0,0,.2); }
.die.held { transform: translateY(-14px); box-shadow: 0 0 0 4px var(--gold), 0 8px 14px rgba(255,212,59,.4); }
.die.held::after {
  content: 'HELD'; position: absolute; bottom: -20px; left: 50%; transform: translateX(-50%);
  font-size: .6rem; font-weight: 800; letter-spacing: .06em; color: var(--gold);
}
.die.shaking { animation: shake .5s ease; }
.die.disabled { pointer-events: none; }
@keyframes shake {
  0%, 100% { transform: rotate(0deg); }
  20% { transform: rotate(-14deg) translateX(-3px); }
  40% { transform: rotate(11deg) translateX(3px); }
  60% { transform: rotate(-9deg) translateX(-2px); }
  80% { transform: rotate(6deg) translateX(2px); }
}
.die.held.shaking { animation: none; } /* held dice never move on a re-roll */

.roll-row { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.roll-row .btn { width: min(100%, 420px); }
.roll-count { font-family: var(--mono); opacity: .85; font-size: .95rem; }

.scorecard { background: rgba(255,255,255,.05); border-radius: 18px; padding: 12px 14px calc(var(--sb) + 12px); }
.score-rows { display: flex; flex-direction: column; gap: 8px; }
.score-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 16px 18px; border-radius: 14px; background: transparent;
  border: none; width: 100%; text-align: left; font-family: var(--font);
  min-height: 60px;
}
.score-row.section-total { opacity: .75; font-size: .95rem; min-height: 0; padding: 10px 18px; }
.score-row .cat-label { font-weight: 700; font-size: 1.15rem; }
.score-row .cat-hint { font-size: .82rem; opacity: .65; font-weight: 500; }
.score-row .cat-score { font-family: var(--mono); font-weight: 700; font-size: 1.5rem; }
.score-row.filled { opacity: .55; }
.score-row.available {
  background: rgba(31,207,143,.16); box-shadow: inset 0 0 0 3px var(--go);
  animation: glow 1.6s ease-in-out infinite;
}
@keyframes glow { 50% { box-shadow: inset 0 0 0 3px var(--go), 0 0 14px rgba(31,207,143,.55); } }
.score-row.available .cat-score { color: var(--go); }
.total-row { border-top: 2px solid rgba(255,255,255,.15); margin-top: 6px; padding-top: 16px; font-size: 1.3rem; font-weight: 800; }
.total-row .cat-score { color: var(--gold); font-size: 1.6rem; }

/* ── Game over ───────────────────────────────────────────── */

.over { align-items: center; text-align: center; gap: 10px; }
.big-title { font-size: clamp(2rem, 9vw, 3rem); font-weight: 800; }
.over-trophy { font-size: clamp(4rem, 20vw, 6rem); animation: pop-in .4s cubic-bezier(.3,1.5,.6,1); }
.over-winner { font-size: clamp(1.8rem, 8vw, 2.6rem); font-weight: 800; color: var(--gold); }
.over-points { font-family: var(--mono); font-size: 1.2rem; opacity: .9; }
@keyframes pop-in { from { transform: scale(.4); opacity: 0; } }
.over-scores { display: flex; flex-direction: column; gap: 6px; width: min(100%, 420px); }
.over-score-row {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  background: rgba(255,255,255,.06); border-radius: 14px; padding: 10px 16px; font-weight: 700;
}
.over-score-row.winner { background: rgba(255,212,59,.16); box-shadow: inset 0 0 0 2px var(--gold); }
.over-score-row .n { display: flex; align-items: center; gap: 8px; }
.over-score-row .v { font-family: var(--mono); color: var(--gold); }
.over-actions { display: flex; flex-direction: column; gap: 10px; width: min(100%, 380px); margin-top: 8px; }

/* ── Overlays ────────────────────────────────────────────── */

.ov {
  position: fixed; inset: 0; z-index: 30;
  background: rgba(0,0,0,.6);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.ov-card {
  position: relative;
  background: var(--bg); border: 2px solid rgba(255,255,255,.12);
  border-radius: 22px; padding: 24px; max-width: 440px; width: 100%;
  max-height: 82vh; overflow-y: auto;
  display: flex; flex-direction: column; gap: 14px;
}
.ov-card.small { max-width: 320px; text-align: center; }
.ov-actions { display: flex; gap: 10px; }
.ov-actions .btn { flex: 1; }
.help-body { display: flex; flex-direction: column; gap: 10px; font-size: .95rem; line-height: 1.5; text-align: left; }
.help-body b { color: var(--gold); }

/* toast banner */
.banner {
  position: fixed; left: 50%; bottom: calc(var(--sb) + 18px); transform: translateX(-50%);
  background: rgba(0,0,0,.85); color: #fff; font-weight: 700; font-size: .9rem;
  padding: 10px 18px; border-radius: 14px; z-index: 25; max-width: 90vw; text-align: center;
  box-shadow: 0 4px 14px rgba(0,0,0,.4);
}

/* ── Focus visibility ────────────────────────────────────── */
a:focus-visible, input:focus-visible, [role="button"]:focus-visible, .swatch:focus-visible, .score-row:focus-visible, .die:focus-visible {
  outline: 3px solid #fff; outline-offset: 2px;
}

/* ── Desktop: use the extra space, don't just stretch mobile ── */
@media (min-width: 860px) {
  .screen { align-items: center; }
  .simple, .lobby { padding-top: 40px; }
  #scr-game { display: grid; grid-template-columns: minmax(0, 1fr) 340px; grid-template-rows: auto auto 1fr; gap: 16px 24px; max-width: 1100px; margin: 0 auto; align-content: start; }
  #scr-game .hud { grid-column: 1 / -1; }
  #scr-game .strip { grid-column: 1 / -1; }
  #scr-game .turn-banner { grid-column: 1; }
  #scr-game .dice-area { grid-column: 1; }
  #scr-game .roll-row { grid-column: 1; }
  #scr-game .scorecard { grid-column: 2; grid-row: 3 / span 3; max-height: calc(100dvh - 220px); overflow-y: auto; }
  .die { width: 84px; height: 84px; }
}

@media (max-width: 380px) {
  .die { width: clamp(46px, 15vw, 60px); height: clamp(46px, 15vw, 60px); }
}