/* ========== Reset & Base ========== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0a0e1a;--bg2:#111827;--bg3:#1a2035;
  --text:#e2e8f0;--text2:#94a3b8;--text3:#64748b;
  --ssr:#fbbf24;--sr:#a78bfa;--r:#60a5fa;--n:#9ca3af;
  --ssr-bg:linear-gradient(135deg,#fbbf24,#f59e0b,#d97706);
  --sr-bg:linear-gradient(135deg,#a78bfa,#8b5cf6,#7c3aed);
  --r-bg:linear-gradient(135deg,#60a5fa,#3b82f6,#2563eb);
  --n-bg:linear-gradient(135deg,#9ca3af,#6b7280,#4b5563);
  --accent:#6366f1;--accent2:#818cf8;
  --danger:#ef4444;
  --radius:12px;--radius-sm:8px;
}
html{font-size:16px}
body{font-family:'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden}
#app{max-width:960px;margin:0 auto;padding:0 16px 60px}

/* ========== Navbar ========== */
.navbar{display:flex;align-items:center;gap:16px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.06);flex-wrap:wrap;position:sticky;top:0;background:var(--bg);z-index:100}
.nav-brand{font-size:1.25rem;font-weight:700;background:linear-gradient(90deg,var(--ssr),var(--sr));-webkit-background-clip:text;-webkit-text-fill-color:transparent;white-space:nowrap}
.nav-links{display:flex;gap:4px}
.nav-btn{background:none;border:none;color:var(--text2);padding:6px 14px;border-radius:20px;cursor:pointer;font-size:.875rem;transition:.2s}
.nav-btn:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-btn.active{color:#fff;background:var(--accent)}
.nav-resources{margin-left:auto;display:flex;gap:12px}
.resource{font-size:.875rem;padding:4px 10px;border-radius:16px;background:var(--bg2)}

/* ========== Pages ========== */
.page{display:none;padding-top:24px}
.page.active{display:block}
.page-title{font-size:1.5rem;font-weight:700;margin-bottom:20px;text-align:center}

/* ========== Draw Page ========== */
.draw-banner{text-align:center;padding:32px 16px;background:linear-gradient(180deg,rgba(99,102,241,.12),transparent);border-radius:var(--radius);border:1px solid rgba(99,102,241,.15);margin-bottom:24px}
.banner-title h1{font-size:2rem;background:linear-gradient(90deg,var(--ssr),#fff,var(--sr));-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:6px}
.banner-title p{color:var(--text2);font-size:.9rem}
.featured-cards{display:flex;justify-content:center;gap:24px;margin-top:24px}
.featured-card{width:140px;padding:16px 8px;border-radius:var(--radius);background:var(--bg2);border:2px solid rgba(251,191,36,.3);text-align:center;position:relative;transition:.3s}
.featured-card:hover{transform:translateY(-4px)}
.ssr-glow{box-shadow:0 0 24px rgba(251,191,36,.15)}
.card-rarity-tag{font-size:.7rem;font-weight:700;padding:2px 8px;border-radius:10px;display:inline-block;margin-bottom:8px}
.card-rarity-tag.ssr{background:var(--ssr-bg);color:#000}
.card-rarity-tag.sr{background:var(--sr-bg);color:#fff}
.card-rarity-tag.r{background:var(--r-bg);color:#fff}
.card-rarity-tag.n{background:var(--n-bg);color:#fff}
.card-avatar{font-size:2.5rem;margin:8px 0}
.featured-card .card-avatar-img{width:100px;height:120px;margin:8px auto;background:rgba(255,255,255,.03)}
.card-avatar-img{width:80px;height:100px;margin:8px auto;border-radius:6px;overflow:hidden;background:rgba(255,255,255,.03)}
.card-avatar-img img{width:100%;height:100%;object-fit:contain;display:block}
.card-name{font-size:.8rem;color:var(--text2)}

/* Pity */
.pity-info{display:flex;gap:24px;margin-bottom:24px;flex-wrap:wrap}
.pity-item{flex:1;min-width:200px}
.pity-label{font-size:.8rem;color:var(--text2);display:block;margin-bottom:6px}
.pity-bar{height:8px;background:var(--bg3);border-radius:4px;overflow:hidden}
.pity-fill{height:100%;background:var(--ssr-bg);border-radius:4px;transition:width .5s ease}
.pity-fill.sr{background:var(--sr-bg)}
.pity-count{font-size:.75rem;color:var(--text3);display:block;margin-top:4px;text-align:right}

/* Draw Buttons */
.draw-buttons{display:flex;gap:16px;justify-content:center;padding:16px 0}
.draw-btn{display:flex;flex-direction:column;align-items:center;gap:4px;padding:20px 36px;border:none;border-radius:var(--radius);cursor:pointer;font-size:1rem;color:#fff;transition:.2s;position:relative;overflow:hidden}
.draw-btn.single{background:linear-gradient(135deg,var(--accent),#4f46e5)}
.draw-btn.multi{background:linear-gradient(135deg,var(--ssr),#d97706);color:#000}
.draw-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.3)}
.draw-btn:active{transform:scale(.97)}
.btn-icon{font-size:1.5rem}
.btn-text{font-weight:600}
.btn-cost{font-size:.75rem;opacity:.8}

/* ========== Pool Page ========== */
.pool-tabs{display:flex;gap:8px;justify-content:center;margin-bottom:20px;flex-wrap:wrap}
.pool-tab{padding:6px 18px;border:1px solid rgba(255,255,255,.1);border-radius:20px;background:none;color:var(--text2);cursor:pointer;font-size:.85rem;transition:.2s}
.pool-tab:hover{border-color:var(--accent);color:var(--text)}
.pool-tab.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.pool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px;margin-bottom:32px}
.pool-card{background:var(--bg2);border-radius:var(--radius-sm);padding:14px 8px;text-align:center;border:1px solid rgba(255,255,255,.05);transition:.2s;cursor:default}
.pool-card:hover{transform:translateY(-2px);border-color:rgba(255,255,255,.12)}
.pool-card .card-avatar{font-size:2rem}
.pool-card .card-avatar-img{width:90px;height:110px;margin:6px auto;background:rgba(255,255,255,.03)}
.pool-card .card-avatar-img img{object-fit:contain}
.pool-card .card-name{font-size:.78rem;margin-top:4px}
.pool-rates{background:var(--bg2);border-radius:var(--radius);padding:20px;border:1px solid rgba(255,255,255,.06)}
.pool-rates h3{font-size:1rem;margin-bottom:12px;color:var(--text)}
.rate-list{display:flex;flex-direction:column;gap:8px}
.rate-item{display:flex;align-items:center;gap:12px;font-size:.875rem}
.rate-rarity{font-weight:700;width:40px}
.rate-rarity.ssr{color:var(--ssr)}
.rate-rarity.sr{color:var(--sr)}
.rate-rarity.r{color:var(--r)}
.rate-rarity.n{color:var(--n)}
.rate-val{font-weight:600;width:60px}
.rate-note{color:var(--text3);font-size:.78rem}
.rate-note-text{color:var(--text3);font-size:.78rem;margin-top:12px}

/* ========== Collection Page ========== */
.collection-stats{display:flex;gap:16px;justify-content:center;margin-bottom:20px;flex-wrap:wrap}
.stat-badge{padding:6px 16px;border-radius:20px;font-size:.85rem;background:var(--bg2);border:1px solid rgba(255,255,255,.06)}
.stat-badge .count{font-weight:700;margin-left:4px}
.stat-badge .count.ssr-c{color:var(--ssr)}
.stat-badge .count.sr-c{color:var(--sr)}
.collection-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px}
.collection-card{background:var(--bg2);border-radius:var(--radius-sm);padding:14px 8px;text-align:center;border:1px solid rgba(255,255,255,.05);position:relative;transition:.2s}
.collection-card:hover{transform:translateY(-2px)}
.collection-card .dup-count{position:absolute;top:6px;right:8px;font-size:.7rem;color:var(--text3)}

/* ========== History Page ========== */
.history-controls{display:flex;gap:8px;justify-content:center;margin-bottom:16px;flex-wrap:wrap}
.history-filter{padding:5px 14px;border:1px solid rgba(255,255,255,.1);border-radius:16px;background:none;color:var(--text2);cursor:pointer;font-size:.8rem;transition:.2s}
.history-filter:hover{border-color:var(--accent)}
.history-filter.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.history-list{display:flex;flex-direction:column;gap:6px;max-height:500px;overflow-y:auto}
.history-item{display:flex;align-items:center;gap:12px;padding:10px 14px;background:var(--bg2);border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.04)}
.history-item .h-avatar{font-size:1.4rem}
.history-item .h-info{flex:1}
.history-item .h-name{font-size:.875rem;font-weight:500}
.history-item .h-time{font-size:.7rem;color:var(--text3)}
.history-item .h-rarity{font-size:.7rem;font-weight:700;padding:2px 10px;border-radius:10px}
.h-rarity.ssr{background:var(--ssr-bg);color:#000}
.h-rarity.sr{background:var(--sr-bg);color:#fff}
.h-rarity.r{background:var(--r-bg);color:#fff}
.h-rarity.n{background:var(--n-bg);color:#fff}
.clear-btn{margin-top:16px;padding:8px 20px;background:none;border:1px solid var(--danger);color:var(--danger);border-radius:var(--radius-sm);cursor:pointer;font-size:.8rem;transition:.2s}
.clear-btn:hover{background:var(--danger);color:#fff}
.empty-state{text-align:center;color:var(--text3);padding:48px 0;font-size:.9rem;grid-column:1/-1}

/* ========== Draw Overlay & Animation ========== */
.draw-overlay{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:1000;display:flex;flex-direction:column;align-items:center;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:20px 0}
.draw-overlay.hidden{display:none}
.draw-animation{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100%;flex-shrink:0}
.card-reveal-container{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;max-width:800px;padding:16px}
.reveal-card{width:120px;perspective:800px;cursor:pointer}
.reveal-card.ssr-card{width:160px}
.reveal-card-inner{width:100%;height:170px;position:relative;transform-style:preserve-3d;transition:transform .6s ease;border-radius:var(--radius)}
.reveal-card.ssr-card .reveal-card-inner{height:230px}
.reveal-card.flipped .reveal-card-inner{transform:rotateY(180deg)}
.reveal-card-front,.reveal-card-back{position:absolute;inset:0;backface-visibility:hidden;border-radius:var(--radius);display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden}
.reveal-card-front{background:linear-gradient(135deg,#1e293b,#334155);border:2px solid rgba(255,255,255,.1)}
.reveal-card-front::after{content:'?';font-size:2.5rem;color:rgba(255,255,255,.2)}
.reveal-card-front-img{position:absolute;inset:0}
.reveal-card-front-img img{width:100%;height:100%;object-fit:contain}
.reveal-card-back{transform:rotateY(180deg);border:2px solid rgba(255,255,255,.15);padding:12px 8px}
.reveal-card-back-img{position:absolute;inset:0}
.reveal-card-back-img img{width:100%;height:100%;object-fit:contain}
.reveal-card-back.ssr{background:linear-gradient(135deg,#451a03,#78350f);border-color:var(--ssr);box-shadow:0 0 30px rgba(251,191,36,.3)}
.reveal-card-back.sr{background:linear-gradient(135deg,#2e1065,#4c1d95);border-color:var(--sr);box-shadow:0 0 20px rgba(167,139,250,.2)}
.reveal-card-back.r{background:linear-gradient(135deg,#172554,#1e3a5f);border-color:var(--r)}
.reveal-card-back.n{background:var(--bg3);border-color:rgba(255,255,255,.1)}
.reveal-card-back .rc-rarity{font-size:.65rem;font-weight:700;padding:2px 8px;border-radius:8px;margin-bottom:6px}
.reveal-card-back .rc-rarity.ssr{background:var(--ssr-bg);color:#000}
.reveal-card-back .rc-rarity.sr{background:var(--sr-bg);color:#fff}
.reveal-card-back .rc-rarity.r{background:var(--r-bg);color:#fff}
.reveal-card-back .rc-rarity.n{background:var(--n-bg);color:#fff}
.reveal-card-back .rc-avatar{font-size:2.2rem;margin:4px 0}
.reveal-card-back .rc-name{font-size:.75rem;color:var(--text);margin-top:4px}

/* SSR special animation */
@keyframes ssrBurst{
  0%{box-shadow:0 0 0 rgba(251,191,36,0)}
  50%{box-shadow:0 0 60px rgba(251,191,36,.5),0 0 120px rgba(251,191,36,.2)}
  100%{box-shadow:0 0 30px rgba(251,191,36,.3)}
}
@keyframes ssrShake{
  0%,100%{transform:rotateY(180deg) translateX(0)}
  25%{transform:rotateY(180deg) translateX(-3px) rotate(1deg)}
  75%{transform:rotateY(180deg) translateX(3px) rotate(-1deg)}
}
.reveal-card-back.ssr{animation:ssrBurst 1.5s ease forwards}
.reveal-card.flipped.ssr-pulse .reveal-card-inner{animation:ssrShake .4s ease 2}

.skip-btn{margin-top:24px;padding:8px 24px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:var(--text2);border-radius:20px;cursor:pointer;font-size:.85rem;transition:.2s;position:sticky;bottom:16px}
.skip-btn:hover{background:rgba(255,255,255,.15);color:#fff}

/* ========== Scrollbar ========== */
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--bg3);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--text3)}

/* ========== Checkin Page ========== */
.checkin-desc{text-align:center;color:var(--text2);margin-bottom:24px;font-size:.95rem}
.checkin-desc .highlight{color:var(--ssr);font-weight:700}
.checkin-progress{margin-bottom:24px;text-align:center}
.checkin-progress span{font-size:.9rem;color:var(--text2)}
.checkin-progress strong{color:var(--ssr)}
.checkin-progress-bar{height:10px;background:var(--bg3);border-radius:5px;overflow:hidden;margin-top:8px;max-width:400px;margin-left:auto;margin-right:auto}
.checkin-progress-fill{height:100%;background:var(--ssr-bg);border-radius:5px;transition:width .5s ease}

.checkin-grid{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:24px}
.checkin-day{width:80px;height:80px;border-radius:var(--radius-sm);background:var(--bg2);border:2px solid rgba(255,255,255,.06);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;transition:.2s}
.checkin-day.done{border-color:var(--ssr);background:rgba(251,191,36,.08)}
.checkin-day.pending{border-color:var(--sr);background:rgba(167,139,250,.08)}
.checkin-day-num{font-size:.7rem;color:var(--text3)}
.checkin-day.done .checkin-day-num{color:var(--ssr)}
.checkin-day-icon{font-size:1.2rem}
.checkin-day.done .checkin-day-icon{color:var(--ssr)}

.checkin-upload{background:var(--bg2);border-radius:var(--radius);padding:24px;text-align:center;border:1px solid rgba(255,255,255,.06)}
.checkin-upload h3{font-size:1rem;margin-bottom:8px}
.upload-hint{color:var(--text3);font-size:.85rem;margin-bottom:16px}
.upload-btn{padding:12px 32px;background:linear-gradient(135deg,var(--accent),#4f46e5);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;font-size:.9rem;transition:.2s}
.upload-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(99,102,241,.3)}
.upload-preview{margin-top:16px}
.upload-preview img{max-width:100%;max-height:200px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.1);margin-bottom:12px}
.submit-btn{padding:10px 28px;background:linear-gradient(135deg,#10b981,#059669);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;font-size:.9rem;transition:.2s}
.submit-btn:hover{transform:translateY(-1px)}

.checkin-status{margin-top:16px;text-align:center}
.checkin-complete{color:var(--ssr);font-weight:600;font-size:1rem;padding:16px}
.checkin-waiting{color:var(--sr);font-size:.9rem;padding:12px}

/* ========== Admin Apply Page ========== */
.admin-apply-btn{padding:5px 12px;background:rgba(251,191,36,.1);border:1px solid rgba(251,191,36,.3);color:var(--ssr);border-radius:14px;cursor:pointer;font-size:.75rem;transition:.2s;white-space:nowrap}
.admin-apply-btn:hover{background:rgba(251,191,36,.2)}
.admin-apply-box{max-width:400px;margin:0 auto;background:var(--bg2);border-radius:var(--radius);padding:32px 24px;text-align:center;border:1px solid rgba(255,255,255,.06)}
.admin-desc{color:var(--text2);font-size:.875rem;margin-bottom:20px}
.admin-input{width:100%;padding:12px 16px;background:var(--bg3);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-sm);color:var(--text);font-size:.9rem;outline:none;margin-bottom:16px}
.admin-input:focus{border-color:var(--accent)}
.admin-submit-btn{padding:10px 32px;background:linear-gradient(135deg,var(--accent),#4f46e5);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;font-size:.9rem;transition:.2s}
.admin-submit-btn:hover{transform:translateY(-1px)}
.admin-error{color:var(--danger);font-size:.85rem;margin-top:12px}

/* ========== Admin Review Page ========== */
.admin-toolbar{display:flex;align-items:center;justify-content:center;gap:16px;margin-bottom:24px}
.admin-badge{padding:6px 16px;background:rgba(251,191,36,.1);border:1px solid rgba(251,191,36,.3);color:var(--ssr);border-radius:20px;font-size:.85rem;font-weight:600}
.admin-logout-btn{padding:6px 16px;background:none;border:1px solid var(--danger);color:var(--danger);border-radius:20px;cursor:pointer;font-size:.8rem;transition:.2s}
.admin-logout-btn:hover{background:var(--danger);color:#fff}
.admin-review-list{display:flex;flex-direction:column;gap:16px}
.admin-review-item{background:var(--bg2);border-radius:var(--radius);padding:20px;border:1px solid rgba(255,255,255,.06)}
.review-info{display:flex;gap:16px;margin-bottom:12px}
.review-date{color:var(--text2);font-size:.85rem}
.review-day{color:var(--accent);font-size:.85rem;font-weight:600}
.review-img{margin-bottom:16px}
.review-img img{max-width:100%;max-height:300px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.1)}
.review-actions{display:flex;gap:12px}
.review-btn{padding:8px 20px;border:none;border-radius:var(--radius-sm);cursor:pointer;font-size:.85rem;transition:.2s}
.review-btn.approve{background:linear-gradient(135deg,#10b981,#059669);color:#fff}
.review-btn.reject{background:linear-gradient(135deg,var(--danger),#dc2626);color:#fff}
.review-btn:hover{transform:translateY(-1px)}
.cloud-filter-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.cloud-filter-tab{padding:6px 14px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.15);background:transparent;color:var(--text2);font-size:.8rem;cursor:pointer;transition:.2s}
.cloud-filter-tab.active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}
.review-status{font-size:.85rem;font-weight:600;padding:4px 0}
.review-status.approved{color:#10b981}
.review-status.rejected{color:var(--danger)}

/* ========== Responsive ========== */
@media(max-width:600px){
  .navbar{gap:8px}
  .nav-resources{margin-left:0;width:100%;justify-content:center}
  .banner-title h1{font-size:1.5rem}
  .featured-cards{gap:12px}
  .featured-card{width:120px;padding:12px 6px}
  .draw-buttons{flex-direction:column;align-items:center}
  .draw-btn{width:80%;max-width:280px}
  .pity-info{flex-direction:column;gap:12px}
}

/* 上传处理进度 */
.upload-progress{margin-top:14px;padding:14px;border:1px solid rgba(99,102,241,.35);border-radius:10px;background:rgba(99,102,241,.08)}
.upload-progress-info{display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--text2);margin-bottom:10px}
.upload-progress-spinner{width:14px;height:14px;flex-shrink:0;border:2px solid rgba(129,140,248,.3);border-top-color:var(--accent2);border-radius:50%;animation:progress-spin .8s linear infinite}
@keyframes progress-spin{to{transform:rotate(360deg)}}
.upload-progress-bar{height:6px;border-radius:3px;background:rgba(148,163,184,.15);overflow:hidden}
.upload-progress-fill{height:100%;width:0;border-radius:3px;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .3s ease}