.achievement-page{padding:0 16px 80px}.achievement-top-bar{position:sticky;top:0;z-index:30;margin:0 -16px;padding:12px 16px;background:hsla(0,0%,100%,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--gc-border);gap:12px}.achievement-top-bar,.back-btn{display:flex;align-items:center}.back-btn{width:40px;height:40px;border-radius:50%;background:var(--gc-muted);justify-content:center;cursor:pointer;border:none;flex-shrink:0;transition:transform .1s}.back-btn:active{transform:scale(.9)}.achievement-top-title{flex:1;min-width:0}.achievement-top-title h1{font-size:18px;font-weight:700;line-height:1.2}.achievement-count-pill{display:flex;align-items:center;gap:6px;background:rgba(79,140,255,.1);padding:6px 12px;border-radius:999px;flex-shrink:0}.achievement-count-pill .num{font-size:14px;font-weight:700;color:var(--gc-primary)}.ach-tabs{display:grid;grid-template-columns:repeat(5,1fr);gap:4px;background:var(--gc-card);border-radius:12px;padding:6px;box-shadow:0 2px 8px rgba(0,0,0,.04);margin-top:20px}.ach-tab{padding:10px 4px;border-radius:12px;font-size:13px;font-weight:600;color:var(--gc-muted-foreground);background:none;border:none;cursor:pointer;position:relative;display:flex;align-items:center;justify-content:center;gap:6px;transition:color .2s}.ach-tab.active{color:var(--gc-primary);font-weight:700}.ach-tab-bar{position:absolute;bottom:-1px;left:50%;transform:translateX(-50%) scaleX(0);width:60%;height:3px;border-radius:3px;background:var(--gc-primary);transition:transform .28s cubic-bezier(.34,1.56,.64,1)}.ach-tab.active .ach-tab-bar{transform:translateX(-50%) scaleX(1)}.ach-panel{display:none;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:20px}.ach-panel.active{display:grid;animation:panel-fade .3s ease}@keyframes panel-fade{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.achievement-card{position:relative;overflow:hidden;border-radius:var(--gc-radius-lg);padding:16px;display:flex;flex-direction:column;align-items:center;text-align:center;cursor:pointer;transition:transform .15s}.achievement-card:active{transform:scale(.96)}.achievement-card.unlocked{box-shadow:var(--gc-shadow-md);color:#fff}.achievement-card.unlocked:before{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,hsla(0,0%,100%,.35) 50%,transparent 70%);background-size:220% 100%;animation:card-shimmer 3.2s linear infinite;pointer-events:none;z-index:1}@keyframes card-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.achievement-card.locked{background:var(--gc-muted);border:1px dashed var(--gc-border)}.ach-card-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:10px;position:relative;z-index:2}.achievement-card.unlocked .ach-card-icon{background:hsla(0,0%,100%,.25)}.achievement-card.locked .ach-card-icon{background:var(--gc-muted);color:var(--gc-muted-foreground);opacity:.6}.ach-card-name{font-size:14px;font-weight:700;position:relative;z-index:2}.achievement-card.locked .ach-card-name{color:var(--gc-muted-foreground);opacity:.7}.ach-card-desc{font-size:11px;opacity:.85;margin-top:4px;line-height:1.2;position:relative;z-index:2}.achievement-card.locked .ach-card-desc{color:var(--gc-muted-foreground);opacity:1}.ach-card-badge{display:inline-flex;align-items:center;gap:4px;margin-top:8px;padding:2px 8px;border-radius:999px;font-size:10px;font-weight:600;position:relative;z-index:2}.achievement-card.unlocked .ach-card-badge{background:hsla(0,0%,100%,.25);color:#fff}.achievement-card.locked .ach-card-badge{background:var(--gc-muted);color:var(--gc-muted-foreground)}.ach-rules-card{margin-top:24px;padding:16px;border-radius:12px;background:var(--gc-card);box-shadow:0 2px 8px rgba(0,0,0,.04);border:1.5px solid rgba(0,0,0,.04)}.ach-rules-header{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--gc-foreground);margin-bottom:14px;padding-bottom:10px;border-bottom:1px dashed var(--gc-border)}.ach-rules-body{display:flex;flex-direction:column;gap:14px}.ach-rule-item{display:flex;gap:12px;align-items:flex-start}.ach-rule-icon{flex-shrink:0;width:36px;height:36px;border-radius:12px;background:rgba(79,140,255,.08);display:flex;align-items:center;justify-content:center;font-size:18px}.ach-rule-text{flex:1;min-width:0}.ach-rule-title{font-size:13px;font-weight:700;color:var(--gc-foreground);margin-bottom:2px}.ach-rule-desc{font-size:12px;color:var(--gc-muted-foreground);line-height:1.5}@media (min-width:768px){.ach-panel{grid-template-columns:repeat(3,1fr);gap:14px}}@media (min-width:1024px){.ach-panel{grid-template-columns:repeat(4,1fr)}}