/* Upgrade — a plain wheel, two clean tiles, one button. Site colours only. */
.upg{display:flex;flex-direction:column;align-items:center;gap:26px;padding:22px 4px 130px;max-width:520px;margin:0 auto}
.upg-wheel{position:relative;width:min(76vw,300px);aspect-ratio:1;margin-top:30px}
.upg-wheel svg{width:100%;height:100%;overflow:visible;display:block}
.upg-track{fill:none;stroke:#2a2d34;stroke-width:10}
.upg-zone{fill:none;stroke:#1689ff;stroke-width:10;stroke-linecap:butt;transform-box:fill-box;transform-origin:center}
.upg-pointer{position:absolute;inset:0;pointer-events:none;transform-origin:50% 50%;will-change:transform}
.upg-pointer i{position:absolute;left:50%;top:-13px;width:20px;height:22px;margin-left:-10px;background:#fff;clip-path:polygon(0 0,100% 0,50% 100%)}
.upg-pointer:not(.is-spinning){animation:upg-sway 3.6s ease-in-out infinite}
@keyframes upg-sway{0%,100%{rotate:-3deg}50%{rotate:3deg}}
.upg-core{position:absolute;inset:11%;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  background:#16181c;border:1px solid #2a2d34;transition:border-color .4s}
.upg-core-gift{width:58%;aspect-ratio:1;display:grid;place-items:center}
.upg-core-gift img{width:100%;height:100%;object-fit:contain;display:block}
.upg-core-empty{font-size:64px;font-weight:700;line-height:1;color:#555c68}
.upg-core b{font-size:22px;line-height:1.1;font-weight:700;letter-spacing:-.3px;color:#f2f4f8;transition:color .4s}
.upg-core b:empty,.upg-core small:empty{display:none}
.upg-core small{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#8d95a2;transition:color .4s}
/* Result states: red or green wheel, nothing else */
.upg-wheel.is-lose .upg-zone{stroke:#ff4455}.upg-wheel.is-lose .upg-track{stroke:rgba(255,68,85,.25)}
.upg-wheel.is-lose .upg-core{border-color:#ff4455}.upg-wheel.is-lose .upg-core b,.upg-wheel.is-lose .upg-core small{color:#ff7482}
.upg-wheel.is-win .upg-zone{stroke:#2fe07c}.upg-wheel.is-win .upg-track{stroke:rgba(47,224,124,.25)}
.upg-wheel.is-win .upg-core{border-color:#2fe07c}.upg-wheel.is-win .upg-core b,.upg-wheel.is-win .upg-core small{color:#6dffa8}
.upg-wheel.is-win svg{animation:upg-glow 1.8s ease-in-out infinite}
.upg-wheel.is-win .upg-core-gift img{animation:upg-bob 2.2s ease-in-out infinite}
@keyframes upg-bob{0%,100%{transform:translateY(0) rotate(-3deg) scale(1)}50%{transform:translateY(-5px) rotate(3deg) scale(1.05)}}
@keyframes upg-glow{0%,100%{filter:drop-shadow(0 0 6px rgba(47,224,124,.35))}50%{filter:drop-shadow(0 0 16px rgba(47,224,124,.7))}}
/* Tiles */
.upg-slots{display:grid;grid-template-columns:1fr 1fr;gap:12px;width:100%}
.upg-slot{min-height:92px;padding:14px 12px;border-radius:22px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  text-align:center;color:#eef1f6;background:#1c1e23;border:1px solid #2c3037;min-width:0;cursor:pointer;transition:border-color .2s,background .2s,transform .2s}
.upg-slot:hover:not(:disabled){border-color:#3a3f49;background:#20232a}
.upg-slot:active:not(:disabled){transform:scale(.98)}
.upg-slot:disabled{opacity:.45;cursor:default}
.upg-slot strong{font-size:14px;font-weight:600;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.upg-slot small{display:block;font-size:12px;color:#8d95a2;margin-top:2px}
.upg-plus{display:block;color:#8d95a2;flex:none}
.upg-slot.is-filled{flex-direction:row;justify-content:flex-start;text-align:left;gap:12px;padding:10px 14px}
.upg-thumb{width:52px;height:52px;object-fit:contain;flex:none}
.upg-slot-text{min-width:0;display:flex;flex-direction:column}
.upg-go{width:100%;min-height:56px;border-radius:28px;font-size:17px;font-weight:700;color:#fff;background:#1689ff;border:0;cursor:pointer;
  transition:transform .2s cubic-bezier(.3,1.5,.5,1),filter .2s}
.upg-go:hover:not(:disabled){filter:brightness(1.08)}.upg-go:active:not(:disabled){transform:scale(.98)}
.upg-go:disabled{background:#26303d;color:#6c7684;cursor:default}
.upg-go.is-busy{opacity:.75}
.upg-art{display:block;width:68px;height:68px;border-radius:20px;overflow:hidden;flex:none}
.upg-art img{width:100%;height:100%;object-fit:cover;display:block}
/* Sheets */
.upg-sheet{position:fixed;inset:0;z-index:60;display:flex;align-items:flex-end;justify-content:center;background:rgba(5,8,16,.62);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);opacity:0;transition:opacity .25s}
.upg-sheet.is-open{opacity:1}
.upg-sheet-card{width:100%;max-width:520px;max-height:82dvh;display:flex;flex-direction:column;border-radius:30px 30px 0 0;padding:18px 16px 24px;
  color:#eef4ff;background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02)),rgba(24,25,29,.9);border:1px solid rgba(255,255,255,.14);
  box-shadow:0 -20px 70px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.3);
  -webkit-backdrop-filter:blur(40px) saturate(1.3);backdrop-filter:blur(40px) saturate(1.3);
  transform:translateY(40px);transition:transform .35s cubic-bezier(.2,.9,.3,1.1)}
.upg-sheet.is-open .upg-sheet-card{transform:none}
@media(min-width:650px){.upg-sheet{align-items:center}.upg-sheet-card{border-radius:30px}}
.upg-sheet-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.upg-sheet-head h2{margin:0;font-size:20px}
.upg-close{width:34px;height:34px;border-radius:50%;font-size:24px;line-height:1;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);color:#cfe0f7}
.upg-sheet-body{overflow:auto;-webkit-overflow-scrolling:touch}
.upg-collections{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.upg-collection{display:flex;flex-direction:column;align-items:center;gap:6px;padding:8px 4px;border-radius:20px;color:#dbe8fb;font-size:11px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);min-width:0}
.upg-collection img{width:100%;aspect-ratio:1;object-fit:contain;border-radius:14px}
.upg-collection span{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.upg-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.upg-card{position:relative;display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 8px;border-radius:22px;color:#eaf2ff;min-width:0;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12)}
.upg-card .upg-art{width:86px;height:86px}
.upg-card strong{font-size:13px;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.upg-card small{font-size:11px;color:#9bb0cc}
.upg-card em{font-style:normal;font-weight:800;font-size:13px;color:#1689ff}
.upg-src{position:absolute;top:8px;left:8px;font-size:9px;font-weight:700;padding:3px 7px;border-radius:10px;background:rgba(255,255,255,.18);color:#e6f1ff}
.upg-loading,.upg-empty{text-align:center;color:#9bb0cc;padding:34px 10px;font-size:14px}
.upg-result{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;padding:6px 0}
.upg-result .upg-art{width:130px;height:130px}
.upg-result.is-win .upg-art{box-shadow:0 0 60px rgba(22,137,255,.7),inset 0 0 0 1px rgba(255,255,255,.3);animation:upg-pop .6s cubic-bezier(.2,1.4,.4,1)}
.upg-result h3{margin:6px 0 0;font-size:20px}.upg-result p{margin:0 0 10px;color:#9bb0cc;font-size:13px}
.upg-result.is-lose h3{color:#ffb0b8}
@keyframes upg-pop{from{transform:scale(.6);opacity:0}to{transform:none;opacity:1}}
.crafter-upgrade-emblem svg{width:64px;height:64px;color:#1689ff;filter:drop-shadow(0 6px 18px rgba(22,137,255,.7))}
@media(prefers-reduced-motion:reduce){.upg-wheel.is-win svg,.upg-wheel.is-win .upg-core-gift img{animation:none}.upg-pointer:not(.is-spinning){animation:none}.upg-wheel.is-armed .upg-track,.upg-result.is-win .upg-art{animation:none}}

.upg-tools{display:flex;gap:8px;margin-bottom:12px;position:sticky;top:0;z-index:2}
.upg-search{flex:1;min-width:0;display:flex;align-items:center;gap:8px;padding:0 13px;height:40px;border-radius:20px;color:#8e98a8;
  background:#1a1b1f;border:1px solid #303030}
.upg-search:focus-within{border-color:#1689ff;color:#6db6ff}
.upg-search input{flex:1;min-width:0;height:100%;background:none;border:0;outline:0;color:#f2f5fa;font-size:14px}
.upg-sort{flex:none;height:40px;padding:0 13px;border-radius:20px;font-size:12px;font-weight:700;color:#cfe3ff;white-space:nowrap;
  background:#1a1b1f;border:1px solid #303030}
.upg-collection[hidden]{display:none}

/* Collection tiles: readable names, Crafter-market badge */
.upg-collection{position:relative;padding:10px 6px 9px}
.upg-collection span{max-width:100%;white-space:normal;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  text-align:center;font-size:13px;font-weight:700;line-height:1.2;letter-spacing:-.1px;color:#eef3fb;min-height:2.4em}
.upg-collection img{width:82%}
.upg-collection.has-crafter{border-color:rgba(22,137,255,.55);background:rgba(22,137,255,.1)}
.upg-badge{position:absolute;top:6px;right:6px;min-width:20px;height:20px;padding:0 6px;border-radius:10px;display:grid;place-items:center;
  font-style:normal;font-size:11px;font-weight:800;color:#fff;background:#1689ff;box-shadow:0 2px 8px rgba(22,137,255,.5)}
.upg-card strong{font-size:14px;font-weight:700;white-space:normal;line-height:1.2;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.upg-card small{font-size:12px}