/* ============ Reset & base ============ */
* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html, body { height: 100%; }
body {
  font-family: 'Fredoka', system-ui, -apple-system, sans-serif;
  background:
    radial-gradient(at 20% 10%, #ff6cab 0%, transparent 50%),
    radial-gradient(at 80% 0%, #7873f5 0%, transparent 50%),
    radial-gradient(at 90% 80%, #ff9b54 0%, transparent 50%),
    radial-gradient(at 10% 90%, #00d4ff 0%, transparent 50%),
    linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  background-attachment: fixed;
  color: #fff;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
button, input, select { font-family: inherit; color: inherit; }
button { cursor: pointer; border: none; background: none; }
input, select { border: none; outline: none; }
ol, ul { list-style: none; }

#app {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 24px 80px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ============ Screen system ============ */
.screen { display: none; flex-direction: column; gap: 24px; flex: 1; animation: fadeUp .35s ease-out; }
.screen.active { display: flex; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* ============ Welcome ============ */
.hero { text-align: center; padding: 40px 0 20px; }
.title {
  font-family: 'Bungee', sans-serif;
  font-size: clamp(2.2rem, 6vw, 3.6rem);
  line-height: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  letter-spacing: 0.04em;
  text-shadow: 0 4px 0 rgba(0,0,0,.2);
}
.title .ten {
  color: #ffd93d;
  font-size: clamp(4rem, 14vw, 7rem);
  margin: -6px 0;
}
.subtitle { opacity: .8; margin-top: 12px; font-size: 1.1rem; }

.card {
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 28px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field span { font-size: .85rem; opacity: .7; text-transform: uppercase; letter-spacing: .08em; font-weight: 600; }
.field input {
  background: rgba(255,255,255,.12);
  border: 2px solid transparent;
  border-radius: 14px;
  padding: 14px 16px;
  font-size: 1.1rem;
  font-weight: 500;
  transition: border-color .2s, background .2s;
}
.field input::placeholder { color: rgba(255,255,255,.4); }
.field input:focus { border-color: #ffd93d; background: rgba(255,255,255,.18); }
.vs {
  align-self: center;
  font-family: 'Bungee', sans-serif;
  font-size: 1.4rem;
  color: #ffd93d;
  letter-spacing: .15em;
  margin: -4px 0;
}
.settings { display: flex; gap: 12px; }
.setting { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.setting span { font-size: .85rem; opacity: .7; text-transform: uppercase; letter-spacing: .08em; font-weight: 600; }
.setting select {
  background: rgba(255,255,255,.12);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 1rem;
  font-weight: 500;
  appearance: none;
  cursor: pointer;
}

/* ============ Buttons ============ */
.big-btn {
  padding: 16px 24px;
  border-radius: 18px;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .02em;
  transition: transform .15s ease, box-shadow .15s ease, background .2s;
  text-transform: uppercase;
}
.big-btn:active { transform: scale(.97); }
.big-btn.primary {
  background: linear-gradient(135deg, #ffd93d 0%, #ff9b54 100%);
  color: #1a1a2e;
  box-shadow: 0 6px 0 #c47a1f, 0 12px 30px rgba(255,155,84,.4);
}
.big-btn.primary:hover { box-shadow: 0 8px 0 #c47a1f, 0 16px 36px rgba(255,155,84,.5); transform: translateY(-2px); }
.big-btn.primary:active { box-shadow: 0 2px 0 #c47a1f, 0 6px 12px rgba(255,155,84,.3); transform: translateY(2px); }
.big-btn.ghost {
  background: rgba(255,255,255,.08);
  color: #fff;
  border: 2px solid rgba(255,255,255,.2);
}
.big-btn.ghost:hover { background: rgba(255,255,255,.14); }

.link-btn {
  background: none;
  color: rgba(255,255,255,.7);
  padding: 10px;
  font-size: .95rem;
  text-decoration: underline;
  text-underline-offset: 3px;
  align-self: center;
}
.link-btn:hover { color: #fff; }
.link-btn.danger { color: rgba(255,200,200,.7); }
.link-btn.danger:hover { color: #ff8a8a; }

.actions { display: flex; gap: 12px; }
.actions .big-btn { flex: 1; }

/* ============ Category reveal ============ */
.round-pill {
  align-self: center;
  background: rgba(255,255,255,.15);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.category-card {
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 28px;
  padding: 40px 28px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.category-tag, .tag {
  display: inline-block;
  background: #ffd93d;
  color: #1a1a2e;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.category-prompt {
  font-family: 'Fredoka', sans-serif;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 600;
  line-height: 1.2;
}
.category-hint, .hint { margin-top: 12px; opacity: .7; font-size: 1rem; font-style: italic; }

/* ============ Handoff ============ */
.handoff-card {
  margin: auto;
  text-align: center;
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 28px;
  padding: 50px 30px;
  width: 100%;
  max-width: 460px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.handoff-card h2 { font-size: 1.4rem; opacity: .8; font-weight: 500; }
.big-name {
  font-family: 'Bungee', sans-serif;
  font-size: clamp(2.5rem, 8vw, 4rem);
  color: #ffd93d;
  word-break: break-word;
}
.muted { opacity: .6; font-size: .95rem; }

/* ============ Turn screen ============ */
.turn-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 20px;
  padding: 14px 20px;
  backdrop-filter: blur(10px);
}
.turn-player { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 1.05rem; }
.dot { width: 12px; height: 12px; border-radius: 50%; background: #ffd93d; box-shadow: 0 0 12px #ffd93d; }
.turn-timer {
  font-family: 'Bungee', sans-serif;
  font-size: 1.6rem;
  color: #ffd93d;
  min-width: 50px;
  text-align: center;
}
.turn-timer.warn { color: #ff9b54; animation: pulse 1s infinite; }
.turn-timer.crit { color: #ff5a5a; animation: pulse .5s infinite; }
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.12); } }
.turn-score { font-weight: 700; font-size: 1.1rem; opacity: .85; }
.turn-score span:first-child { color: #6dffac; }

.turn-prompt {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 20px;
  padding: 20px 22px;
  text-align: center;
}
.turn-prompt h3 { font-size: 1.3rem; font-weight: 500; line-height: 1.3; }

.answer-form input {
  width: 100%;
  background: rgba(255,255,255,.12);
  border: 2px solid rgba(255,255,255,.18);
  border-radius: 16px;
  padding: 18px 20px;
  font-size: 1.2rem;
  font-weight: 500;
  transition: border-color .2s, background .2s;
}
.answer-form input::placeholder { color: rgba(255,255,255,.4); }
.answer-form input:focus { border-color: #ffd93d; background: rgba(255,255,255,.18); }
.answer-form input.shake { animation: shake .4s; border-color: #ff5a5a; }
.answer-form input.flash-good { animation: flashGood .5s; }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-8px); }
  75% { transform: translateX(8px); }
}
@keyframes flashGood {
  0% { border-color: #6dffac; background: rgba(109,255,172,.2); }
  100% { border-color: rgba(255,255,255,.18); background: rgba(255,255,255,.12); }
}

.feedback {
  min-height: 28px;
  text-align: center;
  font-size: 1rem;
  font-weight: 600;
  transition: opacity .2s;
}
.feedback.good { color: #6dffac; }
.feedback.bad { color: #ff8a8a; }

.found-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-top: 4px;
}
.found-list li {
  background: rgba(109,255,172,.15);
  border: 1px solid rgba(109,255,172,.3);
  border-radius: 12px;
  padding: 10px 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
  animation: popIn .3s ease-out;
}
.found-list li .rank-chip {
  background: #6dffac;
  color: #1a1a2e;
  font-weight: 700;
  font-size: .75rem;
  padding: 2px 7px;
  border-radius: 999px;
  min-width: 26px;
  text-align: center;
}
@keyframes popIn {
  from { opacity: 0; transform: scale(.85) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* ============ Results ============ */
.results-title {
  font-family: 'Bungee', sans-serif;
  font-size: 2rem;
  text-align: center;
  color: #ffd93d;
}
.results-scores {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.player-result {
  background: rgba(255,255,255,.08);
  border: 2px solid rgba(255,255,255,.15);
  border-radius: 18px;
  padding: 18px;
  text-align: center;
}
.player-result.winner {
  border-color: #ffd93d;
  background: linear-gradient(135deg, rgba(255,217,61,.2), rgba(255,155,84,.15));
  box-shadow: 0 0 30px rgba(255,217,61,.3);
}
.player-result .pname { font-weight: 700; font-size: 1.05rem; margin-bottom: 6px; }
.player-result .ppts { font-family: 'Bungee', sans-serif; font-size: 2.4rem; color: #ffd93d; }
.player-result .psub { font-size: .85rem; opacity: .7; }

.answer-reveal {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 20px;
  padding: 20px 22px;
}
.answer-reveal h3 { font-size: 1.05rem; font-weight: 500; opacity: .8; margin-bottom: 14px; text-align: center; }
.reveal-list { display: flex; flex-direction: column; gap: 6px; }
.reveal-list li {
  display: grid;
  grid-template-columns: 36px 1fr auto auto;
  gap: 10px;
  align-items: center;
  padding: 10px 14px;
  background: rgba(255,255,255,.05);
  border-radius: 12px;
  font-weight: 500;
}
.reveal-list li .rank { font-family: 'Bungee', sans-serif; color: #ffd93d; }
.reveal-list li .name { font-weight: 500; }
.reveal-list .badge {
  font-size: .7rem;
  padding: 3px 8px;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: .04em;
}
.reveal-list .badge.p1 { background: #ff6cab; color: #fff; }
.reveal-list .badge.p2 { background: #00d4ff; color: #1a1a2e; }
.reveal-list .badge.both {
  background: linear-gradient(90deg, #ff6cab, #00d4ff);
  color: #fff;
}

/* ============ Scoreboard ============ */
.scoreboard {
  background: rgba(255,255,255,.06);
  border-radius: 20px;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 16px;
}
.scoreboard.mini { padding: 12px 18px; }
.score-cell { text-align: center; flex: 1; }
.score-cell .pname { font-weight: 600; opacity: .8; font-size: .9rem; }
.score-cell .ppts { font-family: 'Bungee', sans-serif; font-size: 1.8rem; }
.score-cell.p1 .ppts { color: #ff6cab; }
.score-cell.p2 .ppts { color: #00d4ff; }
.scoreboard .divider {
  width: 1px; align-self: stretch;
  background: rgba(255,255,255,.15);
}

/* ============ Final screen ============ */
.final-title {
  font-family: 'Bungee', sans-serif;
  font-size: clamp(2rem, 6vw, 2.8rem);
  text-align: center;
  margin-top: 20px;
}
.winner-text {
  text-align: center;
  font-size: 1.4rem;
  font-weight: 600;
  color: #ffd93d;
}
.final-scores {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.final-history {
  background: rgba(255,255,255,.06);
  border-radius: 20px;
  padding: 18px 22px;
  max-height: 260px;
  overflow-y: auto;
}
.final-history h4 { font-weight: 500; margin-bottom: 12px; opacity: .7; font-size: .9rem; text-transform: uppercase; letter-spacing: .08em; }
.history-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,.07);
  font-size: .95rem;
}
.history-row:last-child { border-bottom: none; }
.history-row .scores { font-weight: 700; font-family: monospace; }
.history-row .p1-score { color: #ff6cab; }
.history-row .p2-score { color: #00d4ff; }

/* Confetti */
.confetti-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
}
.confetti-piece {
  position: absolute;
  width: 10px;
  height: 14px;
  top: -20px;
  border-radius: 2px;
  animation: confetti-fall linear forwards;
}
@keyframes confetti-fall {
  to { transform: translateY(110vh) rotate(720deg); opacity: 0; }
}

/* ============ Mode picker ============ */
.hero.compact { padding: 24px 0 8px; }
.hero-h2 {
  font-family: 'Bungee', sans-serif;
  font-size: clamp(1.4rem, 4vw, 2rem);
  letter-spacing: .03em;
  text-align: center;
}
.mode-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.mode-card {
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 24px;
  padding: 28px 18px;
  text-align: center;
  color: #fff;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  cursor: pointer;
  transition: transform .15s, background .2s, box-shadow .2s;
  min-height: 200px;
}
.mode-card:hover {
  background: rgba(255,255,255,.14);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0,0,0,.3);
}
.mode-card:active { transform: translateY(0); }
.mode-emoji { font-size: 3.4rem; line-height: 1; margin-bottom: 6px; }
.mode-title { font-size: 1.3rem; font-weight: 700; }
.mode-desc { font-size: .9rem; opacity: .7; line-height: 1.35; }

.back-row { display: flex; align-items: center; }
.link-btn.back { padding: 6px 0; font-size: .95rem; align-self: flex-start; }

/* ============ Online entry ============ */
.online-options {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  align-items: stretch;
}
.online-block {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: rgba(255,255,255,.04);
  border-radius: 18px;
  padding: 20px 18px;
}
.block-title { font-size: 1.05rem; font-weight: 700; }
.block-sub { font-size: .85rem; opacity: .65; margin-bottom: 4px; }
.online-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.4);
  font-weight: 600;
  font-size: .85rem;
  position: relative;
}
.online-divider span {
  background: rgba(255,255,255,.04);
  border-radius: 999px;
  padding: 4px 10px;
}

.code-input {
  background: rgba(255,255,255,.12);
  border: 2px solid transparent;
  border-radius: 14px;
  padding: 14px 16px;
  font-family: 'Bungee', sans-serif;
  font-size: 1.6rem;
  letter-spacing: .4em;
  text-align: center;
  text-transform: uppercase;
  width: 100%;
}
.code-input:focus { border-color: #ffd93d; background: rgba(255,255,255,.18); outline: none; }
.code-input::placeholder { color: rgba(255,255,255,.3); letter-spacing: .4em; }

.online-error {
  background: rgba(255,90,90,.15);
  border: 1px solid rgba(255,90,90,.4);
  color: #ffb8b8;
  padding: 12px 16px;
  border-radius: 12px;
  font-size: .95rem;
  text-align: center;
}

/* ============ Lobby ============ */
.lobby-code-card {
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 28px;
  padding: 28px 24px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.lobby-label { font-size: .85rem; opacity: .7; text-transform: uppercase; letter-spacing: .1em; font-weight: 600; margin-bottom: 12px; }
.lobby-code {
  font-family: 'Bungee', sans-serif;
  font-size: clamp(3rem, 11vw, 5rem);
  letter-spacing: .25em;
  color: #ffd93d;
  margin-bottom: 18px;
  text-shadow: 0 4px 0 rgba(0,0,0,.2);
}
.lobby-link-row {
  display: flex;
  gap: 8px;
  align-items: center;
}
.lobby-link-row input {
  flex: 1;
  background: rgba(0,0,0,.25);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: .9rem;
  color: rgba(255,255,255,.85);
  font-family: monospace;
  cursor: text;
}
.small-btn {
  background: #ffd93d;
  color: #1a1a2e;
  border-radius: 10px;
  padding: 10px 14px;
  font-weight: 700;
  font-size: .85rem;
  cursor: pointer;
}
.small-btn:hover { background: #ffe566; }
.small-btn.copied { background: #6dffac; }

.lobby-players {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 12px;
  align-items: center;
}
.lobby-player {
  background: rgba(255,255,255,.08);
  border: 2px solid rgba(255,255,255,.15);
  border-radius: 20px;
  padding: 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
}
.lobby-player.connected { border-color: #6dffac; box-shadow: 0 0 24px rgba(109,255,172,.2); }
.lobby-player.waiting { opacity: .55; border-style: dashed; }
.lobby-dot { width: 14px; height: 14px; border-radius: 50%; }
.lobby-dot.p1 { background: #ff6cab; box-shadow: 0 0 12px #ff6cab; }
.lobby-dot.p2 { background: #00d4ff; box-shadow: 0 0 12px #00d4ff; }
.lobby-pname { font-weight: 700; font-size: 1.1rem; }
.lobby-prole { font-size: .75rem; opacity: .6; text-transform: uppercase; letter-spacing: .1em; }
.lobby-vs { font-family: 'Bungee', sans-serif; color: #ffd93d; font-size: 1rem; letter-spacing: .15em; }

/* ============ Online turn extras ============ */
.opponent-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: rgba(0,212,255,.1);
  border: 1px solid rgba(0,212,255,.3);
  border-radius: 14px;
  padding: 10px 16px;
  font-size: .95rem;
}
.opp-label { font-weight: 500; opacity: .85; }
.opp-label #opp-name { font-weight: 700; color: #00d4ff; }
.opp-count { font-weight: 700; }
.opp-status {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.1);
  font-weight: 600;
}
.opp-status.done { background: rgba(109,255,172,.2); color: #6dffac; }

/* ============ Waiting screen ============ */
.waiting-card {
  margin: auto;
  text-align: center;
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 28px;
  padding: 40px 30px;
  width: 100%;
  max-width: 460px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
}
.waiting-card h2 { font-family: 'Bungee', sans-serif; font-size: 1.6rem; color: #6dffac; }
.waiting-card .big { font-family: 'Bungee', sans-serif; color: #ffd93d; font-size: 1.6rem; }
.spinner {
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 4px solid rgba(255,255,255,.15);
  border-top-color: #ffd93d;
  animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.opp-progress {
  width: 100%;
  margin-top: 12px;
}
.opp-progress-bar {
  width: 100%;
  height: 12px;
  background: rgba(255,255,255,.1);
  border-radius: 999px;
  overflow: hidden;
}
.opp-progress-bar > div {
  height: 100%;
  background: linear-gradient(90deg, #00d4ff, #6dffac);
  border-radius: 999px;
  transition: width .3s;
}
.opp-progress-label { margin-top: 6px; font-size: .9rem; opacity: .7; }

.waiting-banner {
  background: rgba(255,217,61,.12);
  border: 1px solid rgba(255,217,61,.3);
  border-radius: 14px;
  padding: 14px 18px;
  text-align: center;
  font-weight: 600;
  color: #ffd93d;
}

/* ============ Net banner ============ */
.net-banner {
  position: fixed;
  top: 16px; left: 50%;
  transform: translateX(-50%);
  background: rgba(255,90,90,.95);
  color: #fff;
  padding: 12px 18px;
  border-radius: 14px;
  display: flex;
  gap: 14px;
  align-items: center;
  font-weight: 600;
  z-index: 200;
  box-shadow: 0 10px 30px rgba(0,0,0,.4);
}
.net-banner .small-btn { background: #fff; color: #1a1a2e; }

/* Small screens */
@media (max-width: 600px) {
  #app { padding: 20px 16px 60px; }
  .actions { flex-direction: column; }
  .found-list { grid-template-columns: 1fr; }
  .results-scores, .final-scores { grid-template-columns: 1fr; }
  .mode-grid { grid-template-columns: 1fr; }
  .online-options { grid-template-columns: 1fr; }
  .online-divider { padding: 4px 0; }
  .lobby-players { grid-template-columns: 1fr; }
  .lobby-vs { margin: 0 auto; }
}