/* === BRAWL BOX SIMULATOR === */
*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; -webkit-tap-highlight-color:transparent; }

:root {
  --bg:#0a0e1a; --bg2:#131825; --card:#1a2138; --card2:#222b48;
  --primary:#ff4757; --primary2:#ff6b81; --gold:#ffd93d;
  --common:#a0a8b0; --common-bg:#2a2e3c;
  --rare:#4a9eff; --rare-bg:#1a2a4a;
  --epic:#a855f7; --epic-bg:#2a1a4a;
  --legendary:#ffd700; --legendary-bg:#3a3010;
  --text:#e8eef5; --text-dim:#6b7a99; --text-bright:#fff;
  --radius:16px; --shadow:0 4px 20px rgba(0,0,0,.4);
  --transition:.3s cubic-bezier(.4,0,.2,1);
}

html,body { height:100%; }

body {
  font-family:-apple-system,system-ui,"Segoe UI",Roboto,sans-serif;
  background:var(--bg); color:var(--text);
  max-width:480px; margin:0 auto; position:relative;
  min-height:100vh; overflow-x:hidden;
  user-select:none; -webkit-user-select:none;
}

#app { display:flex; flex-direction:column; min-height:100vh; }

/* === LOADING === */
.loading-screen {
  position:fixed; inset:0; z-index:999;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  background:var(--bg); transition:opacity .5s;
}
.loading-screen.hide { opacity:0; pointer-events:none; }
.loader-box { display:flex; gap:6px; margin-bottom:20px; }
.loader-cube {
  width:16px; height:16px; border-radius:4px;
  background:var(--primary); animation:cube-bounce .6s infinite alternate;
}
.loader-cube:nth-child(2) { animation-delay:.2s; background:var(--gold); }
.loader-cube:nth-child(3) { animation-delay:.4s; background:var(--rare); }
@keyframes cube-bounce { from{transform:scaleY(.4) translateY(0)} to{transform:scaleY(1) translateY(-12px)} }
.loader-text { color:var(--text-dim); font-size:14px; letter-spacing:1px; }

/* === HEADER === */
.header {
  display:flex; align-items:center; justify-content:space-between;
  padding:12px 16px; background:var(--bg2);
  border-bottom:1px solid rgba(255,255,255,.06);
  position:sticky; top:0; z-index:50; backdrop-filter:blur(10px);
}
.logo { font-size:20px; font-weight:900; letter-spacing:1px; color:var(--text-bright); }
.logo-accent { color:var(--primary); }
.currency-pill {
  display:flex; align-items:center; gap:6px;
  background:var(--card); border-radius:20px; padding:6px 12px;
  border:1px solid rgba(255,255,255,.08);
}
.currency-icon {
  width:18px; height:18px; border-radius:50%;
  background:radial-gradient(circle at 30% 30%,#ffe66d,#ffd93d 50%,#d4a800);
  box-shadow:0 0 8px rgba(255,217,61,.5); display:inline-block;
}
.box-icon-small {
  width:18px; height:16px; border-radius:3px;
  background:linear-gradient(180deg,#ff6b81,#ff4757);
  box-shadow:0 0 8px rgba(255,71,87,.4); display:inline-block;
  position:relative;
}
.box-icon-small::before {
  content:''; position:absolute; top:2px; left:50%; transform:translateX(-50%);
  width:4px; height:4px; border-radius:50%; background:rgba(255,255,255,.6);
}
.boxes-pill { border-color:rgba(255,71,87,.3); }
.currency-value { font-size:15px; font-weight:700; color:var(--text-bright); }

/* === CONTENT === */
#content { flex:1; padding:16px 16px 90px; }

.tab { display:none; animation:tab-fade .3s; }
.tab.active { display:block; }
@keyframes tab-fade { from{opacity:0; transform:translateY(10px)} to{opacity:1; transform:translateY(0)} }

.section-title { font-size:22px; font-weight:800; margin-bottom:16px; color:var(--text-bright); }

/* === BOX ARENA === */
.box-arena {
  display:flex; flex-direction:column; align-items:center;
  padding:20px 0 10px;
}
.box-stage {
  position:relative; width:200px; height:220px;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:12px; cursor:pointer;
}
.box-glow {
  position:absolute; width:160px; height:160px; border-radius:50%;
  background:radial-gradient(circle,rgba(255,71,87,.25) 0%,transparent 70%);
  animation:pulse-glow 2s infinite; top:50%; left:50%;
  transform:translate(-50%,-50%);
}
@keyframes pulse-glow {
  0%,100%{transform:translate(-50%,-50%) scale(1); opacity:.6}
  50%{transform:translate(-50%,-50%) scale(1.2); opacity:1}
}
.box-3d {
  position:relative; width:120px; height:130px;
  transform-style:preserve-3d;
  transition:transform .2s;
  animation:box-float 3s ease-in-out infinite;
}
.box-stage:hover .box-3d { transform:scale(1.05); }
.box-stage:active .box-3d { transform:scale(.95); }
@keyframes box-float {
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-8px)}
}
.box-body {
  position:absolute; bottom:0; left:0; right:0; height:90px;
  background:linear-gradient(180deg,#2a3458 0%,#1a2138 100%);
  border-radius:8px 8px 12px 12px;
  border:2px solid #3a4768;
  box-shadow:inset 0 -8px 0 rgba(0,0,0,.3), 0 8px 20px rgba(0,0,0,.5);
}
.box-body::before {
  content:''; position:absolute; top:0; left:0; right:0; height:3px;
  background:linear-gradient(90deg,transparent,#ff4757,transparent);
  opacity:.6;
}
.box-body::after {
  content:''; position:absolute; bottom:20px; left:50%; transform:translateX(-50%);
  width:40px; height:20px; border-radius:4px;
  background:rgba(255,71,87,.15); border:1px solid rgba(255,71,87,.3);
}
.box-lid {
  position:absolute; top:0; left:-4px; right:-4px; height:30px;
  background:linear-gradient(180deg,#ff6b81 0%,#ff4757 100%);
  border-radius:8px; box-shadow:0 4px 8px rgba(0,0,0,.3);
  transform-origin:bottom; transition:transform .5s cubic-bezier(.4,0,.2,1);
}
.box-lid::before {
  content:''; position:absolute; top:4px; left:50%; transform:translateX(-50%);
  width:12px; height:6px; border-radius:3px;
  background:rgba(255,255,255,.4);
}
.box-lock {
  position:absolute; top:20px; left:50%; transform:translateX(-50%);
  width:16px; height:20px; z-index:3;
  background:linear-gradient(180deg,#ffd93d,#d4a800);
  border-radius:3px 3px 6px 6px;
  box-shadow:0 0 8px rgba(255,217,61,.6);
}
.box-lock::before {
  content:''; position:absolute; top:-6px; left:50%; transform:translateX(-50%);
  width:10px; height:8px; border:2px solid #ffd93d;
  border-bottom:none; border-radius:5px 5px 0 0;
}
.box-shadow {
  position:absolute; bottom:20px; left:50%; transform:translateX(-50%);
  width:100px; height:12px; border-radius:50%;
  background:rgba(0,0,0,.4); filter:blur(6px);
  animation:shadow-pulse 3s ease-in-out infinite;
}
@keyframes shadow-pulse {
  0%,100%{width:100px; opacity:.4}
  50%{width:80px; opacity:.3}
}
.box-3d.opening .box-lid { transform:rotateX(-120deg) translateY(-5px); }
.box-3d.opening .box-lock { opacity:0; transition:opacity .2s; }
.box-3d.opening { animation:box-shake .15s 3; }
@keyframes box-shake {
  0%,100%{transform:translateX(0)}
  25%{transform:translateX(-4px)}
  75%{transform:translateX(4px)}
}

.arena-hint { color:var(--text-dim); font-size:14px; margin-bottom:16px; }

/* === BUTTONS === */
.btn-open {
  display:flex; align-items:center; justify-content:center; gap:10px;
  width:100%; max-width:260px; padding:16px 24px;
  background:linear-gradient(135deg,#ff4757,#ff6b81);
  color:#fff; border:none; border-radius:14px;
  font-size:17px; font-weight:700; cursor:pointer;
  box-shadow:0 4px 16px rgba(255,71,87,.4);
  transition:var(--transition); position:relative; overflow:hidden;
}
.btn-open::before {
  content:''; position:absolute; top:0; left:-100%; width:100%; height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);
  transition:left .5s;
}
.btn-open:hover::before { left:100%; }
.btn-open:active { transform:scale(.97); }
.btn-open:disabled { opacity:.5; cursor:not-allowed; }
.btn-open-icon {
  width:20px; height:18px; border-radius:3px;
  background:rgba(255,255,255,.3); display:inline-block;
  position:relative;
}
.btn-open-icon::after {
  content:''; position:absolute; top:-4px; left:50%; transform:translateX(-50%);
  width:10px; height:4px; border-radius:2px 2px 0 0;
  background:rgba(255,255,255,.3);
}

/* === STATS BAR === */
.stats-bar {
  display:flex; gap:10px; margin-top:20px;
  padding:14px; background:var(--card); border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.06);
}
.stat-chip { flex:1; text-align:center; }
.stat-label { display:block; font-size:11px; color:var(--text-dim); margin-bottom:4px; }
.stat-value { font-size:20px; font-weight:800; color:var(--text-bright); }

/* === ROULETTE === */
.roulette-overlay {
  position:fixed; inset:0; z-index:100;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
}
.roulette-overlay.hidden { display:none; }
.roulette-bg {
  position:absolute; inset:0;
  background:rgba(10,14,26,.92); backdrop-filter:blur(10px);
}
.roulette-container {
  position:relative; width:100%; max-width:400px; height:100px;
  overflow:hidden; border-radius:12px;
  border:2px solid rgba(255,255,255,.1);
  background:var(--bg2);
}
.roulette-pointer {
  position:absolute; top:0; left:50%; transform:translateX(-50%);
  width:4px; height:100%; z-index:5;
  background:linear-gradient(180deg,var(--gold),transparent);
  box-shadow:0 0 12px var(--gold);
}
.roulette-pointer::after {
  content:''; position:absolute; top:0; left:50%; transform:translateX(-50%);
  width:0; height:0; border-left:8px solid transparent;
  border-right:8px solid transparent; border-top:10px solid var(--gold);
}
.roulette-track {
  display:flex; gap:4px; padding:8px; height:100%;
  align-items:center; will-change:transform;
}
.roulette-item {
  flex-shrink:0; width:80px; height:80px; border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  font-size:32px; position:relative;
}
.roulette-item.common { background:var(--common-bg); border:2px solid var(--common); }
.roulette-item.rare { background:var(--rare-bg); border:2px solid var(--rare); }
.roulette-item.epic { background:var(--epic-bg); border:2px solid var(--epic); }
.roulette-item.legendary { background:var(--legendary-bg); border:2px solid var(--legendary); box-shadow:0 0 12px rgba(255,215,0,.4); }
.roulette-glow {
  position:absolute; top:0; left:50%; transform:translateX(-50%);
  width:60px; height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.08),transparent);
  pointer-events:none; z-index:3;
}
.roulette-text {
  position:relative; margin-top:20px;
  font-size:16px; font-weight:600; color:var(--gold);
  text-shadow:0 0 10px rgba(255,217,61,.4);
}

/* === RESULT === */
.result-overlay {
  position:fixed; inset:0; z-index:200;
  display:flex; align-items:center; justify-content:center;
}
.result-overlay.hidden { display:none; }
.result-backdrop {
  position:absolute; inset:0;
  background:rgba(10,14,26,.9); backdrop-filter:blur(8px);
}
.result-card {
  position:relative; width:90%; max-width:340px;
  background:var(--card); border-radius:24px; padding:32px 24px 24px;
  text-align:center; z-index:2;
  animation:result-pop .4s cubic-bezier(.34,1.56,.64,1);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:0 20px 60px rgba(0,0,0,.6);
}
@keyframes result-pop {
  0%{transform:scale(.3); opacity:0}
  100%{transform:scale(1); opacity:1}
}
.result-rays {
  position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  width:300px; height:300px; z-index:-1; opacity:.3;
  background:conic-gradient(from 0deg,transparent 0deg,rgba(255,215,0,.15) 15deg,transparent 30deg,rgba(255,215,0,.15) 45deg,transparent 60deg,rgba(255,215,0,.15) 75deg,transparent 90deg,rgba(255,215,0,.15) 105deg,transparent 120deg,rgba(255,215,0,.15) 135deg,transparent 150deg,rgba(255,215,0,.15) 165deg,transparent 180deg,rgba(255,215,0,.15) 195deg,transparent 210deg,rgba(255,215,0,.15) 225deg,transparent 240deg,rgba(255,215,0,.15) 255deg,transparent 270deg,rgba(255,215,0,.15) 285deg,transparent 300deg,rgba(255,215,0,.15) 315deg,transparent 330deg,rgba(255,215,0,.15) 345deg,transparent 360deg);
  animation:rays-spin 8s linear infinite;
  display:none;
}
.result-card.legendary .result-rays { display:block; }
@keyframes rays-spin { to{transform:translate(-50%,-50%) rotate(360deg)} }

.result-rarity-bar {
  display:inline-block; padding:4px 16px; border-radius:20px;
  font-size:12px; font-weight:700; text-transform:uppercase;
  letter-spacing:1px; margin-bottom:16px;
}
.result-rarity-bar.common { background:var(--common-bg); color:var(--common); border:1px solid var(--common); }
.result-rarity-bar.rare { background:var(--rare-bg); color:var(--rare); border:1px solid var(--rare); }
.result-rarity-bar.epic { background:var(--epic-bg); color:var(--epic); border:1px solid var(--epic); }
.result-rarity-bar.legendary { background:var(--legendary-bg); color:var(--legendary); border:1px solid var(--legendary); box-shadow:0 0 16px rgba(255,215,0,.3); }

.result-icon {
  width:100px; height:100px; margin:0 auto 16px;
  border-radius:20px; display:flex; align-items:center; justify-content:center;
  font-size:48px; position:relative;
  background:var(--bg2); border:2px solid rgba(255,255,255,.1);
}
.result-card.common .result-icon { border-color:var(--common); background:linear-gradient(135deg,var(--common-bg),var(--bg2)); }
.result-card.rare .result-icon { border-color:var(--rare); background:linear-gradient(135deg,var(--rare-bg),var(--bg2)); box-shadow:0 0 20px rgba(74,158,255,.2); }
.result-card.epic .result-icon { border-color:var(--epic); background:linear-gradient(135deg,var(--epic-bg),var(--bg2)); box-shadow:0 0 20px rgba(168,85,247,.2); }
.result-card.legendary .result-icon { border-color:var(--legendary); background:linear-gradient(135deg,var(--legendary-bg),var(--bg2)); box-shadow:0 0 30px rgba(255,215,0,.3); animation:legendary-glow 2s infinite; }
@keyframes legendary-glow {
  0%,100%{box-shadow:0 0 20px rgba(255,215,0,.3)}
  50%{box-shadow:0 0 40px rgba(255,215,0,.5)}
}

.result-name { font-size:20px; font-weight:800; color:var(--text-bright); margin-bottom:4px; }
.result-type { font-size:13px; color:var(--text-dim); margin-bottom:8px; }
.result-desc { font-size:14px; color:var(--text); line-height:1.5; margin-bottom:16px; }

.result-dup {
  display:flex; align-items:center; justify-content:center; gap:10px;
  margin-bottom:16px; padding:8px 16px; border-radius:12px;
  background:rgba(255,71,87,.1); border:1px solid rgba(255,71,87,.2);
}
.result-dup.hidden { display:none; }
.dup-badge { font-size:11px; font-weight:700; color:var(--primary); letter-spacing:1px; }
.dup-reward { font-size:14px; color:var(--gold); font-weight:600; }

.result-actions { display:flex; gap:10px; }
.btn-share, .btn-again {
  flex:1; padding:12px; border-radius:12px; font-size:15px;
  font-weight:600; border:none; cursor:pointer; transition:var(--transition);
}
.btn-share { background:var(--card2); color:var(--text); border:1px solid rgba(255,255,255,.1); }
.btn-share:active { transform:scale(.97); }
.btn-again { background:linear-gradient(135deg,var(--primary),var(--primary2)); color:#fff; }
.btn-again:active { transform:scale(.97); }

/* === COLLECTION === */
.rarity-filter {
  display:flex; gap:8px; margin-bottom:16px; overflow-x:auto;
  padding-bottom:4px; -webkit-overflow-scrolling:touch;
}
.rarity-filter::-webkit-scrollbar { height:2px; }
.filter-btn {
  flex-shrink:0; padding:6px 14px; border-radius:20px;
  background:var(--card); border:1px solid rgba(255,255,255,.08);
  color:var(--text-dim); font-size:13px; font-weight:600; cursor:pointer;
  transition:var(--transition);
}
.filter-btn.active { background:var(--primary); color:#fff; border-color:var(--primary); }

.collection-grid {
  display:grid; grid-template-columns:repeat(3,1fr); gap:10px;
}
.empty-state {
  grid-column:1/-1; text-align:center; padding:40px 20px; color:var(--text-dim);
}
.empty-icon {
  width:60px; height:60px; margin:0 auto 16px; border-radius:16px;
  background:var(--card); border:2px dashed rgba(255,255,255,.1);
  display:flex; align-items:center; justify-content:center; font-size:24px;
}
.empty-state p { font-size:14px; }

.coll-item {
  border-radius:14px; padding:12px 8px; text-align:center;
  background:var(--card); border:1px solid rgba(255,255,255,.06);
  transition:var(--transition); position:relative;
}
.coll-item:active { transform:scale(.95); }
.coll-item.rarity-common { border-color:rgba(160,168,176,.3); }
.coll-item.rarity-rare { border-color:rgba(74,158,255,.3); box-shadow:0 0 8px rgba(74,158,255,.1); }
.coll-item.rarity-epic { border-color:rgba(168,85,247,.3); box-shadow:0 0 8px rgba(168,85,247,.1); }
.coll-item.rarity-legendary { border-color:rgba(255,215,0,.3); box-shadow:0 0 12px rgba(255,215,0,.15); }
.coll-img {
  width:52px; height:52px; margin:0 auto 8px; border-radius:10px;
  background:var(--bg2); display:flex; align-items:center; justify-content:center;
  font-size:24px;
}
.coll-name { font-size:11px; font-weight:600; color:var(--text); line-height:1.3; }
.coll-count {
  position:absolute; top:4px; right:6px; font-size:10px; font-weight:700;
  background:var(--bg2); padding:2px 6px; border-radius:10px; color:var(--text-dim);
}

/* === LEADERBOARD === */
.lb-tabs {
  display:flex; gap:8px; margin-bottom:16px;
}
.lb-tab {
  flex:1; padding:10px; border-radius:12px;
  background:var(--card); border:1px solid rgba(255,255,255,.08);
  color:var(--text-dim); font-size:13px; font-weight:600; cursor:pointer;
  transition:var(--transition);
}
.lb-tab.active { background:var(--primary); color:#fff; border-color:var(--primary); }

.leaderboard-list { display:flex; flex-direction:column; gap:8px; }
.lb-item {
  display:flex; align-items:center; gap:12px; padding:14px 16px;
  background:var(--card); border-radius:12px;
  border:1px solid rgba(255,255,255,.06);
}
.lb-rank {
  width:32px; height:32px; border-radius:8px; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  font-size:14px; font-weight:800; background:var(--bg2); color:var(--text-dim);
}
.lb-rank.gold { background:linear-gradient(135deg,#ffd93d,#d4a800); color:#1a1a1a; }
.lb-rank.silver { background:linear-gradient(135deg,#c0c0c0,#808080); color:#1a1a1a; }
.lb-rank.bronze { background:linear-gradient(135deg,#cd7f32,#a0522d); color:#fff; }
.lb-name { flex:1; font-size:15px; font-weight:600; }
.lb-value { font-size:14px; font-weight:700; color:var(--gold); }

/* === FRIENDS === */
.friends-hero {
  text-align:center; padding:20px; margin-bottom:16px;
  background:var(--card); border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.06);
}
.friends-art {
  width:80px; height:80px; margin:0 auto 12px; border-radius:20px;
  background:linear-gradient(135deg,var(--primary),var(--primary2));
  display:flex; align-items:center; justify-content:center;
  font-size:36px; box-shadow:0 8px 20px rgba(255,71,87,.2);
}
.friends-desc { font-size:15px; color:var(--text); }
.friends-desc b { color:var(--gold); }

.ref-link-box {
  display:flex; gap:8px; margin-bottom:16px;
}
.ref-link {
  flex:1; padding:12px 16px; border-radius:12px;
  background:var(--card); border:1px solid rgba(255,255,255,.08);
  color:var(--text); font-size:13px; outline:none;
}
.btn-copy {
  padding:12px 20px; border-radius:12px;
  background:var(--card2); color:var(--text); border:1px solid rgba(255,255,255,.1);
  font-size:14px; font-weight:600; cursor:pointer; transition:var(--transition);
}
.btn-copy:active { transform:scale(.95); }

.ref-stats { display:flex; gap:10px; margin-bottom:16px; }
.ref-stat-card {
  flex:1; text-align:center; padding:16px 12px;
  background:var(--card); border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.06);
}
.ref-num { display:block; font-size:28px; font-weight:800; color:var(--gold); margin-bottom:4px; }
.ref-label { font-size:12px; color:var(--text-dim); }

.btn-share-ref {
  width:100%; padding:14px; border-radius:14px;
  background:linear-gradient(135deg,var(--primary),var(--primary2));
  color:#fff; border:none; font-size:16px; font-weight:700; cursor:pointer;
  box-shadow:0 4px 16px rgba(255,71,87,.3); transition:var(--transition);
}
.btn-share-ref:active { transform:scale(.97); }

/* === BOTTOM NAV === */
.bottom-nav {
  position:fixed; bottom:0; left:50%; transform:translateX(-50%);
  width:100%; max-width:480px; z-index:50;
  display:flex; background:var(--bg2);
  border-top:1px solid rgba(255,255,255,.08);
  backdrop-filter:blur(10px); padding-bottom:env(safe-area-inset-bottom);
}
.nav-btn {
  flex:1; display:flex; flex-direction:column; align-items:center; gap:3px;
  padding:10px 4px; background:none; border:none;
  color:var(--text-dim); cursor:pointer; transition:var(--transition);
}
.nav-btn.active { color:var(--primary); }
.nav-icon { width:22px; height:22px; }
.nav-btn span { font-size:10px; font-weight:600; }

/* === UTILITIES === */
.hidden { display:none !important; }