* { box-sizing: border-box; }

:root {
  --bg: #0d0f16;
  --bg2: #141826;
  --card: #1a1f31;
  --line: #262d45;
  --txt: #e8eaf2;
  --dim: #8b93ad;
  --acc: #ff9d2e;
  --acc2: #c8ff00;
  --c1: #b0c3d9;
  --c2: #4b69ff;
  --c3: #8847ff;
  --c4: #d32ce6;
  --c5: #eb4b4b;
  --c6: #ffd70a;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--txt);
  background: radial-gradient(1200px 600px at 70% -10%, #1e2440 0%, var(--bg) 55%);
  font-family: 'JetBrains Mono', Menlo, Consolas, monospace;
}

/* HUD */
.hud {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  padding: 14px 20px;
  background: linear-gradient(180deg, #171c2e, #12162400);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 40; backdrop-filter: blur(6px);
}
.hud__logo { display: flex; flex-direction: column; line-height: 1; }
.hud__logoA { font-size: 22px; font-weight: 700; color: var(--acc); letter-spacing: 2px; }
.hud__logoB { font-size: 10px; color: var(--dim); letter-spacing: 4px; }
.hud__stats { display: flex; gap: 14px; margin-left: auto; align-items: center; flex-wrap: wrap; }
.hud__coin {
  background: #20263c; border: 1px solid var(--line); border-radius: 10px;
  padding: 8px 14px; font-size: 15px;
}
.hud__coin b { color: var(--acc2); }
.hud__stat { font-size: 12px; color: var(--dim); }
.hud__stat b { color: var(--txt); }

/* buttons */
.btn {
  font: inherit; cursor: pointer; color: #0d0f16;
  background: linear-gradient(180deg, var(--acc), #ff7a00);
  border: 0; border-radius: 10px; padding: 10px 18px;
  font-weight: 700; font-size: 14px; letter-spacing: 1px;
  box-shadow: 0 6px 18px rgba(255, 157, 46, .25);
  transition: transform .12s, filter .12s;
}
.btn:hover:not(:disabled) { transform: translateY(-2px); filter: brightness(1.08); }
.btn:active:not(:disabled) { transform: translateY(0); }
.btn:disabled { cursor: not-allowed; background: #2a3049; color: #6d769a; box-shadow: none; }
.btn--big { width: 100%; padding: 16px; font-size: 17px; }
.btn--ghost {
  background: transparent; color: var(--dim);
  border: 1px solid var(--line); box-shadow: none;
}
.btn--ghost:hover { color: var(--txt); border-color: var(--acc); }
.btn--bonus { background: linear-gradient(180deg, var(--acc2), #8fd000); font-size: 12px; padding: 9px 14px; }
.btn--sm { padding: 7px 12px; font-size: 12px; }
.btn--red { background: linear-gradient(180deg, #ff6b6b, #d63c3c); color: #fff; box-shadow: none; }

/* tabs */
.tabs { display: flex; gap: 8px; padding: 16px 20px 0; }
.tab {
  font: inherit; cursor: pointer; background: var(--bg2); color: var(--dim);
  border: 1px solid var(--line); border-bottom: 0; border-radius: 12px 12px 0 0;
  padding: 12px 22px; font-size: 13px; font-weight: 700; letter-spacing: 1px;
}
.tab.is-active { background: var(--card); color: var(--acc); border-color: #333c5e; }
.pill {
  background: #2a3049; border-radius: 20px; padding: 1px 8px;
  font-size: 11px; color: var(--txt); margin-left: 6px;
}
.tab.is-active .pill { background: var(--acc); color: #0d0f16; }

/* page / panels */
.page { padding: 0 20px 40px; }
.panel { display: none; background: var(--card); border: 1px solid #333c5e; border-radius: 0 14px 14px 14px; padding: 20px; }
.panel.is-active { display: block; }
.panel__bar { display: flex; align-items: center; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.panel__title { margin: 0; font-size: 18px; letter-spacing: 1px; }
.panel__sub { font-size: 12px; color: var(--dim); font-weight: 400; margin-left: 10px; }
.panel__bar .btn { margin-left: auto; }
.empty { color: var(--dim); font-size: 13px; text-align: center; padding: 30px 0; }
.hidden { display: none !important; }

/* cases */
.cases { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 16px; }
.case {
  position: relative; overflow: hidden; cursor: pointer;
  background: linear-gradient(160deg, #20273e, #161b2c);
  border: 1px solid var(--line); border-radius: 14px;
  padding: 16px; text-align: center;
  transition: transform .15s, border-color .15s, box-shadow .15s;
}
.case:hover { transform: translateY(-5px); border-color: var(--acc); box-shadow: 0 12px 30px rgba(0,0,0,.45); }
.case__art { font-size: 54px; line-height: 1; filter: drop-shadow(0 8px 14px rgba(0,0,0,.5)); }
.case__name { margin: 10px 0 4px; font-size: 14px; font-weight: 700; letter-spacing: 1px; }
.case__desc { font-size: 11px; color: var(--dim); min-height: 30px; }
.case__price {
  margin-top: 12px; display: inline-block; padding: 8px 16px; border-radius: 9px;
  background: #0f1320; border: 1px solid var(--line); color: var(--acc2); font-weight: 700; font-size: 14px;
}
.case__tag {
  position: absolute; top: 10px; right: -30px; transform: rotate(45deg);
  background: var(--acc); color: #0d0f16; font-size: 9px; font-weight: 700;
  padding: 3px 34px; letter-spacing: 1px;
}

/* cards (skins) */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; }
.cards--small { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; }
.card {
  position: relative; border-radius: 12px; overflow: hidden; cursor: pointer;
  background: var(--bg2); border: 1px solid var(--line);
  padding: 12px; text-align: center;
  transition: transform .13s, border-color .13s;
}
.card:hover { transform: translateY(-3px); }
.card.is-sel { border-color: var(--acc2); box-shadow: 0 0 0 2px rgba(200,255,0,.35); }
.card__r { position: absolute; left: 0; top: 0; bottom: 0; width: 5px; }
.card__art { height: 76px; display: flex; align-items: center; justify-content: center; }
.cards--small .card__art { height: 54px; }
.card__art svg { width: 100%; height: 100%; }
.card__name { font-size: 12px; font-weight: 700; margin-top: 8px; }
.card__skin { font-size: 11px; margin-top: 2px; }
.card__wear { font-size: 9px; color: var(--dim); margin-top: 3px; letter-spacing: 1px; }
.card__price { font-size: 13px; color: var(--acc2); font-weight: 700; margin-top: 7px; }
.card__acts { display: flex; gap: 6px; margin-top: 10px; }
.card__acts .btn { flex: 1; }
.card--legend { box-shadow: inset 0 0 40px rgba(255, 215, 10, .12); }

/* rarity tints */
.r0 { background: var(--c1); } .r1 { background: var(--c2); } .r2 { background: var(--c3); }
.r3 { background: var(--c4); } .r4 { background: var(--c5); } .r5 { background: var(--c6); }
.t0 { color: var(--c1); } .t1 { color: var(--c2); } .t2 { color: var(--c3); }
.t3 { color: var(--c4); } .t4 { color: var(--c5); } .t5 { color: var(--c6); }
.card--r0 { border-color: #38435c; } .card--r1 { border-color: #2c3f8f; }
.card--r2 { border-color: #4d2b8f; } .card--r3 { border-color: #7c1f83; }
.card--r4 { border-color: #8f2b2b; } .card--r5 { border-color: #8f7a1f; }

/* upgrade */
.upg { display: grid; grid-template-columns: 340px 1fr; gap: 18px; }
@media (max-width: 860px) { .upg { grid-template-columns: 1fr; } }
.upg__list, .upg__stage {
  background: var(--bg2); border: 1px solid var(--line); border-radius: 14px; padding: 16px;
}
.upg__listHead { font-size: 13px; font-weight: 700; color: var(--dim); margin-bottom: 12px; }
.upg__list .cards { max-height: 460px; overflow-y: auto; padding-right: 4px; }
.upg__duel { display: flex; align-items: center; gap: 12px; justify-content: center; }
.upg__slot {
  flex: 1; min-height: 150px; border-radius: 14px; border: 2px dashed var(--line);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 12px; text-align: center; background: #10141f;
}
.upg__slot--to { border-color: #3a4470; }
.upg__slot .card { width: 100%; pointer-events: none; cursor: default; }
.upg__hint { color: var(--dim); font-size: 12px; }
.upg__arrow { font-size: 34px; color: var(--acc); animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { transform: scale(1.25); opacity: .6; } }

.upg__barwrap { margin-top: 18px; }
.upg__bar {
  position: relative; height: 34px; border-radius: 10px; overflow: hidden;
  background: linear-gradient(90deg, #e34a4a 0%, #e34a4a 55%, #3fcf6b 55%, #3fcf6b 100%);
  border: 1px solid var(--line);
}
.upg__zone { position: absolute; top: 0; bottom: 0; left: 0; background: rgba(255,255,255,.14); transition: width .4s ease; }
.upg__needle {
  position: absolute; top: -3px; bottom: -3px; left: 0; width: 4px;
  background: #fff; box-shadow: 0 0 10px #fff; border-radius: 3px;
}
.upg__labels { display: flex; justify-content: space-between; font-size: 10px; margin-top: 6px; color: var(--dim); }
.upg__win { color: #3fcf6b; } .upg__lose { color: #e34a4a; }

.mults { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; }
.mult {
  font: inherit; cursor: pointer; padding: 9px 16px; border-radius: 9px;
  background: #171c2e; border: 1px solid var(--line); color: var(--dim);
  font-weight: 700; font-size: 14px;
}
.mult.is-on { background: var(--acc); color: #0d0f16; border-color: var(--acc); }
.upg__info {
  display: flex; gap: 22px; margin: 16px 0; font-size: 13px; color: var(--dim); flex-wrap: wrap;
}
.upg__info b { color: var(--acc2); }

/* spin overlay */
.spin {
  position: fixed; inset: 0; z-index: 60; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 22px;
  background: rgba(6, 8, 14, .94); backdrop-filter: blur(4px);
}
.spin__case { font-size: 26px; font-weight: 700; letter-spacing: 3px; color: var(--acc); }
.spin__window {
  position: relative; width: min(920px, 94vw); height: 170px; overflow: hidden;
  border: 2px solid var(--line); border-radius: 14px; background: #0f1320;
}
.spin__strip {
  position: absolute; top: 8px; left: 0; height: 152px;
  display: flex; gap: 10px; will-change: transform;
}
.spin__item {
  width: 150px; height: 152px; flex: 0 0 150px; border-radius: 10px;
  background: var(--bg2); display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 6px; padding: 6px;
  border-bottom: 5px solid;
}
.spin__item svg { width: 90%; height: 60px; }
.spin__item span { font-size: 10px; text-align: center; font-weight: 700; }
.spin__marker {
  position: absolute; left: 50%; top: 0; bottom: 0; width: 3px;
  background: var(--acc); transform: translateX(-50%); z-index: 2;
  box-shadow: 0 0 14px var(--acc);
}
.spin__marker::before, .spin__marker::after {
  content: ''; position: absolute; left: 50%; transform: translateX(-50%);
  border: 8px solid transparent;
}
.spin__marker::before { top: 0; border-top-color: var(--acc); }
.spin__marker::after { bottom: 0; border-bottom-color: var(--acc); }

/* modal */
.modal {
  position: fixed; inset: 0; z-index: 70; display: flex; align-items: center;
  justify-content: center; background: rgba(6, 8, 14, .8); padding: 20px;
}
.modal__box {
  width: min(420px, 100%); background: var(--card); border: 1px solid #333c5e;
  border-radius: 16px; padding: 24px; text-align: center;
  animation: pop .25s ease;
}
@keyframes pop { from { transform: scale(.85); opacity: 0; } }
.modal__flash { font-size: 58px; line-height: 1; }
.modal__rar { font-size: 12px; letter-spacing: 3px; margin-top: 12px; font-weight: 700; }
.modal__name { font-size: 20px; font-weight: 700; margin-top: 4px; }
.modal__skin { font-size: 15px; margin-top: 2px; color: var(--dim); }
.modal__price { font-size: 17px; color: var(--acc2); font-weight: 700; margin-top: 12px; }
.modal__text { font-size: 14px; margin: 6px 0 16px; }
.modal__text b { color: var(--acc2); }
.modal__acts { display: flex; gap: 10px; }
.modal__acts .btn { flex: 1; }

/* toasts */
.toasts { position: fixed; right: 16px; bottom: 16px; z-index: 90; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: #1c2237; border: 1px solid var(--line); border-left: 4px solid var(--acc);
  padding: 10px 16px; border-radius: 8px; font-size: 13px;
  animation: slideIn .25s ease;
}
.toast--good { border-left-color: var(--acc2); }
.toast--bad { border-left-color: #e34a4a; }
@keyframes slideIn { from { transform: translateX(40px); opacity: 0; } }

@media (max-width: 640px) {
  .hud { gap: 10px; padding: 10px 12px; }
  .tabs { padding: 12px 12px 0; overflow-x: auto; }
  .page { padding: 0 12px 30px; }
  .panel { padding: 14px; }
  .upg__duel { flex-direction: column; }
  .upg__arrow { transform: rotate(90deg); }
}