/* AC/DC — dark/gold aesthetic matching the platformvv hub. */

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

:root {
  --bg: #0a0a0a;
  --bg-surface: #141414;
  --bg-elev: #1c1c1c;
  --text-primary: #e8e0d0;
  --text-secondary: #888;
  --text-dim: #555;
  --accent: #d4a843;
  --accent-soft: #b8902f;
  --accent-glow: rgba(212, 168, 67, 0.3);
  --attack: #e76b5a;
  --defend: #5aa6e7;
  --good: #6ec47a;
  --bad: #e76b5a;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --radius: 8px;
  --radius-lg: 12px;
}

html, body { height: 100%; }
html { background: var(--bg); }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: radial-gradient(ellipse at center, #1a1a1a 0%, #0a0a0a 70%);
  color: var(--text-primary);
  min-height: 100%;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

#app {
  width: 100%;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

/* ── Screen container ─────────────────────────────────────── */
.screen {
  display: none;
  flex: 1 1 auto;
  flex-direction: column;
  width: 100%;
  min-height: 100dvh;
  padding: 1.5rem 1.1rem;
  padding-top: max(1.5rem, env(safe-area-inset-top));
  padding-bottom: max(1.5rem, env(safe-area-inset-bottom));
  padding-left: max(1.1rem, env(safe-area-inset-left));
  padding-right: max(1.1rem, env(safe-area-inset-right));
}
.screen.active { display: flex; }

/* Hub-back button — top-left, lifts above iOS notch. */
.btn-home {
  position: fixed;
  top: max(0.75rem, env(safe-area-inset-top));
  left: max(0.75rem, env(safe-area-inset-left));
  z-index: 10;
  padding: 0.45rem 0.85rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  background: rgba(10, 10, 10, 0.7);
  border: 1px solid var(--border);
  border-radius: 999px;
  text-decoration: none;
  cursor: pointer;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: color 0.15s, border-color 0.15s;
}
.btn-home:hover, .btn-home:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
  outline: none;
}

/* ── Buttons / inputs ─────────────────────────────────────── */
.btn {
  font: inherit;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.12s, background 0.15s, border-color 0.15s, color 0.15s;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-primary {
  background: var(--accent);
  color: #1a1408;
  border-color: var(--accent);
}
.btn-primary:hover:not(:disabled),
.btn-primary:focus-visible:not(:disabled) {
  background: #e3b550;
  outline: none;
}

.btn-secondary {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.btn-secondary:hover:not(:disabled),
.btn-secondary:focus-visible:not(:disabled) {
  background: rgba(212, 168, 67, 0.08);
  outline: none;
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-strong);
  font-weight: 500;
  letter-spacing: 0.06em;
}
.btn-ghost:hover:not(:disabled),
.btn-ghost:focus-visible:not(:disabled) {
  color: var(--accent);
  border-color: var(--accent);
  outline: none;
}

/* Small "?" info button — top-right of the game screen. */
.btn-info {
  position: fixed;
  top: max(0.75rem, env(safe-area-inset-top));
  right: max(0.75rem, env(safe-area-inset-right));
  z-index: 10;
  width: 2.1rem;
  height: 2.1rem;
  padding: 0;
  font: inherit;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
  background: rgba(10, 10, 10, 0.7);
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: color 0.15s, border-color 0.15s;
}
.btn-info:hover, .btn-info:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
  outline: none;
}

.input {
  font: inherit;
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.15s;
}
.input:focus { border-color: var(--accent); }
.input::placeholder { color: var(--text-dim); }

.input-code {
  text-align: center;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  font-weight: 700;
  font-size: 1.1rem;
  padding-right: 0.5rem;
}

/* ── Landing ──────────────────────────────────────────────── */
.landing-inner {
  width: 100%;
  max-width: 360px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.landing-header { text-align: center; }
.game-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--accent);
}
.game-title .slash { color: var(--text-dim); margin: 0 0.05em; }
.game-subtitle {
  margin-top: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
}
.form-stack { display: flex; flex-direction: column; gap: 0.75rem; }

.divider {
  position: relative;
  text-align: center;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-transform: uppercase;
  margin: 0.25rem 0;
}
.divider::before, .divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 30%;
  height: 1px;
  background: var(--border);
}
.divider::before { left: 0; }
.divider::after { right: 0; }

.join-row { display: flex; gap: 0.5rem; }
.join-row .input { flex: 1 1 auto; }
.join-row .btn { flex: 0 0 auto; }

.error-text {
  min-height: 1.1em;
  font-size: 0.78rem;
  color: var(--bad);
  text-align: center;
}

/* ── Lobby ────────────────────────────────────────────────── */
.lobby-inner {
  width: 100%;
  max-width: 360px;
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.muted { color: var(--text-secondary); }
.small { font-size: 0.72rem; }
.caps  { letter-spacing: 0.12em; text-transform: uppercase; }

.room-code {
  font: inherit;
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: 0.4em;
  padding: 0.6rem 1.5rem 0.6rem 1.9rem;
  background: var(--bg-surface);
  color: var(--accent);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: border-color 0.15s, transform 0.12s;
}
.room-code:hover, .room-code:focus-visible {
  border-color: var(--accent);
  outline: none;
}
.room-code:active { transform: scale(0.98); }
.room-code.copied { border-color: var(--good); color: var(--good); }

.players-list {
  width: 100%;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 0.5rem 0 0;
}
.players-list li {
  padding: 0.7rem 0.9rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.players-list .name { font-weight: 600; letter-spacing: 0.04em; }
.players-list .tag {
  font-size: 0.65rem;
  padding: 0.18rem 0.5rem;
  border-radius: 999px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.tag-host { background: rgba(212, 168, 67, 0.15); color: var(--accent); }
.tag-you  { background: rgba(255, 255, 255, 0.08); color: var(--text-primary); }

#start-btn { width: 100%; margin-top: 0.5rem; }
.rules-btn { width: 100%; margin-top: 0.25rem; }

/* ── Game screen ──────────────────────────────────────────── */
.game-inner {
  width: 100%;
  max-width: 460px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.scoreboard {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: stretch;
  gap: 0.6rem;
}
.score-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0.75rem 0.6rem;
  text-align: center;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.25rem;
  transition: border-color 0.18s, background 0.18s;
}
.score-card.attacking {
  border-color: var(--attack);
  background: rgba(231, 107, 90, 0.06);
}
.score-card.defending {
  border-color: var(--defend);
  background: rgba(90, 166, 231, 0.06);
}
.score-card.scored {
  animation: score-pulse 0.6s ease-out;
}
@keyframes score-pulse {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.06); box-shadow: 0 0 24px var(--accent-glow); }
  100% { transform: scale(1); }
}
.score-name {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.score-value {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.score-role {
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
}
.score-role.attack { color: var(--attack); }
.score-role.defend { color: var(--defend); }

.score-divider {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.1rem;
  padding: 0 0.4rem;
}
.turn-label {
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.turn-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}
.turn-suffix {
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-transform: uppercase;
}

/* ── Pick area ─────────────────────────────────────────── */
.phase-area {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  align-items: center;
}
.phase-headline {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-align: center;
}
.phase-headline.attack { color: var(--attack); }
.phase-headline.defend { color: var(--defend); }
.phase-sub { font-size: 0.78rem; text-align: center; }

.timer {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.timer-bar {
  flex: 1 1 auto;
  height: 6px;
  background: var(--bg-surface);
  border-radius: 3px;
  overflow: hidden;
}
.timer-fill {
  height: 100%;
  width: 100%;
  background: var(--accent);
  border-radius: 3px;
  transform-origin: left center;
  transition: width 0.25s linear, background 0.2s;
}
.timer-fill.warn { background: var(--bad); }
.timer-value {
  flex: 0 0 auto;
  font-variant-numeric: tabular-nums;
  font-size: 0.85rem;
  color: var(--text-secondary);
  min-width: 2ch;
  text-align: right;
}

.picks {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
  width: 100%;
}
.pick-btn {
  font: inherit;
  font-size: 1.6rem;
  font-weight: 800;
  aspect-ratio: 1 / 1;
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: transform 0.12s, border-color 0.15s, background 0.15s, color 0.15s;
}
.pick-btn:hover:not(:disabled),
.pick-btn:focus-visible:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent);
  outline: none;
}
.pick-btn:active:not(:disabled) { transform: translateY(1px); }
.pick-btn.selected {
  background: var(--accent);
  color: #1a1408;
  border-color: var(--accent);
}
.pick-btn:disabled { opacity: 0.45; cursor: not-allowed; }

.pick-status {
  font-size: 0.82rem;
  text-align: center;
  min-height: 1.2em;
}
.pick-status.locked { color: var(--accent); }

/* ── Reveal area ──────────────────────────────────────── */
/* Full-screen overlay shown for ~3 seconds after every pick round.
   Sits above the game UI so the picks + outcome are unmistakable. */
.reveal-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  padding-top: max(1rem, env(safe-area-inset-top));
  padding-bottom: max(1rem, env(safe-area-inset-bottom));
}
.reveal-overlay[hidden] { display: none; }

.reveal-overlay-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  animation: backdrop-in 0.2s ease-out;
}
@keyframes backdrop-in { from { opacity: 0; } to { opacity: 1; } }

.reveal-overlay-card {
  position: relative;
  width: 100%;
  max-width: 460px;
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
  animation: overlay-in 0.28s cubic-bezier(0.2, 0.8, 0.4, 1);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.55);
}
@keyframes overlay-in {
  from { opacity: 0; transform: translateY(12px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.reveal-turn { text-align: center; }

.reveal-cards {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0.6rem;
  width: 100%;
}
.reveal-card {
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 1.1rem 0.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-width: 0;
}
.reveal-card.attack { border-color: var(--attack); background: rgba(231, 107, 90, 0.10); }
.reveal-card.defend { border-color: var(--defend); background: rgba(90, 166, 231, 0.10); }
.reveal-card-name {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.reveal-card-role {
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
}
.reveal-card-role.attack { color: var(--attack); }
.reveal-card-role.defend { color: var(--defend); }
.reveal-card-value {
  font-size: 3.6rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  animation: reveal-pop 0.4s cubic-bezier(0.2, 0.8, 0.3, 1.2);
}
@keyframes reveal-pop {
  0%   { transform: scale(0.5); opacity: 0; }
  55%  { transform: scale(1.18); opacity: 1; }
  100% { transform: scale(1); }
}
.reveal-vs {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.reveal-result {
  text-align: center;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  min-height: 1.4em;
  animation: result-in 0.35s ease-out 0.15s both;
}
@keyframes result-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.reveal-result.blocked { color: var(--defend); }
.reveal-result.scored  { color: var(--attack); }

.reveal-swap {
  text-align: center;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 0.7rem 0.8rem;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  animation: result-in 0.35s ease-out 0.4s both;
}
.reveal-swap[hidden] { display: none; }
.reveal-swap.attack { color: var(--attack); border-color: rgba(231, 107, 90, 0.5); background: rgba(231, 107, 90, 0.1); }
.reveal-swap.defend { color: var(--defend); border-color: rgba(90, 166, 231, 0.5); background: rgba(90, 166, 231, 0.1); }

/* ── Game over ───────────────────────────────────────── */
.over-inner {
  width: 100%;
  max-width: 360px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}
.over-headline {
  font-size: 1.6rem;
  letter-spacing: 0.06em;
  text-align: center;
}
.over-headline.win  { color: var(--good); }
.over-headline.loss { color: var(--bad); }
.over-reason { font-size: 0.85rem; text-align: center; }

.final-scoreboard {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 0.5rem 0 1rem;
}
.final-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.final-row.winner { border-color: var(--accent); background: rgba(212, 168, 67, 0.08); }
.final-name { font-weight: 600; letter-spacing: 0.04em; }
.final-value { font-weight: 800; font-size: 1.2rem; color: var(--accent); }

#play-again-btn { width: 100%; }

/* ── Rules modal ─────────────────────────────────────── */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  padding-top: max(1rem, env(safe-area-inset-top));
  padding-bottom: max(1rem, env(safe-area-inset-bottom));
}
.modal[hidden] { display: none; }

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.modal-card {
  position: relative;
  width: 100%;
  max-width: 440px;
  max-height: 100%;
  overflow-y: auto;
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.4rem 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  animation: modal-in 0.2s ease-out;
}
@keyframes modal-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.modal-close {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  width: 2rem;
  height: 2rem;
  background: transparent;
  border: none;
  font: inherit;
  font-size: 1.4rem;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 999px;
  transition: color 0.15s, background 0.15s;
}
.modal-close:hover, .modal-close:focus-visible {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
  outline: none;
}

.modal-title {
  font-size: 1.2rem;
  letter-spacing: 0.06em;
  color: var(--accent);
  padding-right: 2rem; /* leave room for the close × */
}
.modal-title .slash { color: var(--text-dim); margin: 0 0.05em; }

.rules-body { display: flex; flex-direction: column; gap: 0.95rem; }
.rules-section h3 {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}
.rules-section p,
.rules-section li {
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--text-primary);
}
.rules-section ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.rules-section li {
  padding-left: 1rem;
  position: relative;
}
.rules-section li::before {
  content: '·';
  position: absolute;
  left: 0.25rem;
  color: var(--accent);
  font-weight: 700;
}
.r-attack { color: var(--attack); }
.r-defend { color: var(--defend); }

.modal-cta { width: 100%; margin-top: 0.4rem; }

/* ── Toast ───────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: max(1.25rem, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  max-width: calc(100% - 2rem);
  padding: 0.7rem 1rem;
  background: rgba(20, 20, 20, 0.95);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 0.85rem;
  z-index: 100;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

/* ── Wider viewport ──────────────────────────────────── */
@media (min-width: 600px) {
  .game-title { font-size: 2.4rem; }
  .game-inner { max-width: 540px; }
  .pick-btn { font-size: 2rem; }
  .reveal-card-value { font-size: 4.2rem; }
  .reveal-overlay-card { padding: 1.6rem 1.5rem 1.7rem; }
}