.signin-modal[hidden]{display:none!important}
.signin-modal{position:fixed;inset:0;z-index:1200;display:flex;align-items:center;justify-content:center;padding:20px}
.signin-modal-mask{position:absolute;inset:0;background:rgba(15,23,42,.45);backdrop-filter:blur(2px)}
.signin-modal-card{
  position:relative;z-index:1;width:min(420px,100%);
  background:var(--surface,#fff);border:1px solid var(--line,#e5e7eb);
  border-radius:18px;box-shadow:0 20px 50px rgba(15,23,42,.18);
  padding:22px 22px 18px;color:var(--text,#0f172a);
}
.signin-modal-x{
  position:absolute;top:12px;right:12px;width:32px;height:32px;border:0;border-radius:10px;
  background:transparent;color:var(--muted,#64748b);cursor:pointer;display:grid;place-items:center;
}
.signin-modal-x:hover{background:var(--chip,#f1f5f9);color:var(--text,#0f172a)}
.signin-modal-head h3{margin:0 0 6px;font-size:20px;font-weight:800}
.signin-modal-sub{margin:0;font-size:13px;color:var(--muted,#64748b);font-weight:550}
.signin-modal-body{margin:18px 0 16px}
.signin-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.signin-stat{
  padding:12px;border-radius:12px;background:var(--chip,#f8fafc);border:1px solid var(--line,#e5e7eb);
}
.signin-stat b{display:block;font-size:22px;font-weight:800;line-height:1.2;margin-bottom:4px}
.signin-stat span{font-size:12px;color:var(--muted,#64748b);font-weight:650}
.signin-reward{
  padding:12px 14px;border-radius:12px;background:linear-gradient(135deg,#ecfdf5,#f0f9ff);
  border:1px solid #bbf7d0;font-size:13px;font-weight:650;line-height:1.5;margin-bottom:14px;
}
.signin-tiers{
  display:flex;flex-direction:row;flex-wrap:nowrap;gap:10px;
  overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;
  scroll-snap-type:x mandatory;padding:2px 2px 4px;margin:0 -2px;
  scrollbar-width:none;-ms-overflow-style:none;
  cursor:grab;touch-action:pan-x;user-select:none;
}
.signin-tiers.is-dragging{cursor:grabbing;scroll-snap-type:none}
.signin-tiers::-webkit-scrollbar{display:none;width:0;height:0}
.signin-tier{
  flex:0 0 auto;scroll-snap-align:start;
  width:108px;min-height:108px;padding:12px 10px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;
  border-radius:14px;border:1px solid var(--line,#e5e7eb);background:var(--chip,#f8fafc);
  box-sizing:border-box;
}
.signin-tier.is-on{border-color:#34d399;background:#ecfdf5;box-shadow:inset 0 0 0 1px rgba(52,211,153,.25)}
.signin-tier.is-current{border-color:#16a34a;background:linear-gradient(180deg,#dcfce7,#ecfdf5)}
.signin-tier-day{font-style:normal;font-size:13px;font-weight:800;color:var(--text,#0f172a);line-height:1.2}
.signin-tier-gift{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line,#e5e7eb);color:#ca8a04;font-size:18px;
}
.signin-tier.is-on .signin-tier-gift{border-color:#86efac;color:#16a34a;background:#f0fdf4}
.signin-tier-award{font-size:12px;font-weight:700;color:var(--muted,#64748b);line-height:1.35;word-break:break-word}
.signin-tier.is-on .signin-tier-award{color:#15803d}
.signin-loading,.signin-empty{text-align:center;padding:24px 8px;color:var(--muted,#64748b);font-size:13px}
.signin-modal-foot{display:flex;justify-content:stretch}
.signin-check-btn{
  width:100%;height:44px;border:0;border-radius:12px;cursor:pointer;
  background:var(--accent,#22c55e);color:var(--accent-ink,#052e16);
  font-size:15px;font-weight:800;
}
.signin-check-btn:disabled{opacity:.55;cursor:not-allowed}
.signin-check-btn.is-done{background:#e2e8f0;color:#64748b}

/* PC 顶栏：已签到透明绿；严禁写入文案溢出 */
.bar-signin-btn{
  overflow:hidden;flex:0 0 auto;min-width:38px;max-width:38px;
  white-space:nowrap;text-indent:0;font-size:0;line-height:0;
}
.bar-signin-btn i{font-size:18px;line-height:1}
.bar-signin-btn.is-signed{
  color:#16a34a;border-color:rgba(22,163,74,.35);background:rgba(22,163,74,.12);
}
.bar-signin-btn.is-signed i{color:#16a34a}
.bar-signin-btn.is-signed:hover{
  border-color:rgba(22,163,74,.5);color:#15803d;background:rgba(22,163,74,.18);
}

/* 侧栏芯片：已签透明绿底 */
.mnav-chip.js-signin-open.is-signed{
  color:#15803d;
  background:rgba(22,163,74,.14);
  border-color:rgba(22,163,74,.28);
}
.mnav-chip.js-signin-open.is-signed i{color:#16a34a}

/* 首页右侧：每日签到卡片（阶梯奖励 + 今日人数） */
.si-aside-signin{
  position:relative;
  overflow:hidden;
  isolation:isolate;
  border-radius:var(--radius,20px);
  padding:0!important;
  border:0!important;
  background:linear-gradient(152deg,color-mix(in srgb,var(--accent) 10%,var(--card,#fff)) 0%,color-mix(in srgb,var(--accent-soft) 20%,var(--card,#fff)) 36%,var(--card,#fff) 100%);
}
.si-aside-signin::before,
.si-aside-signin::after{
  content:"";
  position:absolute;
  pointer-events:none;
  z-index:0;
  border-radius:50%;
}
/* 右上角装饰（收敛在卡片内） */
.si-aside-signin::before{
  top:-36px;right:-20px;
  width:min(160px,70%);
  height:100px;
  background:radial-gradient(
    ellipse at 50% 55%,
    color-mix(in srgb,var(--accent) 22%,transparent) 0%,
    color-mix(in srgb,var(--brand-lite,var(--accent)) 9%,transparent) 48%,
    transparent 74%
  );
  opacity:.55;
}
/* 左下角装饰（收敛在卡片内） */
.si-aside-signin::after{
  bottom:-40px;left:-24px;
  width:min(150px,65%);
  height:96px;
  background:radial-gradient(
    ellipse at 55% 50%,
    color-mix(in srgb,var(--accent) 14%,transparent) 0%,
    color-mix(in srgb,var(--accent-soft) 40%,transparent) 50%,
    transparent 74%
  );
  opacity:.5;
}
.si-aside-head{
  position:relative;z-index:1;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:14px 16px 8px;background:transparent;border:0;
  border-top:1px solid color-mix(in srgb,var(--line,#e2e8f0) 80%,transparent);
}
.si-aside-faces{
  display:flex;align-items:center;flex:0 0 auto;padding-left:4px;
}
.si-aside-faces.is-empty{display:none}
.si-aside-face{
  position:relative;display:inline-flex;width:28px;height:28px;margin-left:-10px;
  border-radius:50%;overflow:hidden;flex:0 0 auto;
  border:2px solid var(--card,#fff);
  background:var(--chip,#e2e8f0);
  box-sizing:border-box;text-decoration:none;color:inherit;
}
.si-aside-faces .si-aside-face:first-child{margin-left:0}
.si-aside-face img{
  width:100%;height:100%;object-fit:cover;display:block;
}
.si-aside-face.is-more{
  align-items:center;justify-content:center;
  background:var(--chip,#eef2f7);color:var(--muted,#64748b);
  font-size:14px;border-style:solid;
}
.si-aside-face.is-more i{line-height:1}
.si-aside-member{
  position:relative;z-index:1;padding:16px 16px 12px;
}
.si-aside-member .aside-author-name{
  flex-wrap:wrap;overflow:visible;row-gap:4px;
}
.si-aside-member .aside-author-name > a{
  max-width:min(100%,9em);
}
.si-aside-member .aside-author-name .badge-icons,
.si-aside-member .aside-author-name .badge-icons-sm{
  max-width:110px;
}
.si-aside-member .aside-author-stats{margin-top:12px}
.si-aside-member .aside-author-stat{text-decoration:none;color:inherit}
.si-aside-actions{
  display:flex;align-items:stretch;gap:8px;margin-top:12px;
}
.si-aside-actions .btn{
  flex:1 1 0;min-width:0;width:auto!important;
  height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;font-size:13px;font-weight:750;
}
.si-aside-actions .si-aside-cta{
  height:40px;padding:0 12px;border-radius:12px;
  box-shadow:none;white-space:nowrap;
}
.si-aside-actions .si-aside-cta.is-signed{
  background:var(--accent-soft);color:var(--accent);
  border:1px solid color-mix(in srgb,var(--accent) 28%,transparent);
}
.si-aside-meta-sub{
  display:block;margin-top:4px;font-size:12px;font-weight:600;
  color:var(--muted,#64748b);line-height:1.4;
}
.si-aside-group{
  display:inline;font-style:normal;font-size:12px;font-weight:400;
  color:var(--muted,#64748b);background:none;border:0;padding:0;border-radius:0;height:auto;
}
.si-aside-account{
  display:inline;font-style:normal;font-size:12px;font-weight:500;
  color:var(--muted,#64748b);
}
.si-aside-avatar-placeholder{
  width:56px;height:56px;border-radius:50%;flex:0 0 auto;
  display:grid;place-items:center;font-size:24px;color:var(--muted,#64748b);
  background:var(--chip,#f1f5f9);border:1px dashed color-mix(in srgb,var(--accent) 18%,#cbd5e1);
}
.si-aside-signin.is-guest .aside-author-stat b,
.si-aside-signin.is-guest .si-aside-assets b{
  color:var(--muted,#94a3b8);font-weight:700;
}
.si-aside-assets{
  display:flex;gap:8px;margin-top:12px;
}
.si-aside-assets span{
  flex:1;display:inline-flex;align-items:center;justify-content:center;gap:4px;
  padding:8px 6px;border-radius:12px;background:var(--chip,#f8fafc);
  font-size:12px;font-weight:650;color:var(--text-soft,#475569);
}
.si-aside-assets i{font-size:14px;color:var(--muted,#64748b)}
.si-aside-assets b{color:var(--text,#0f172a);font-weight:800;font-variant-numeric:tabular-nums}
.si-aside-head-main{position:relative;z-index:1;min-width:0}
.si-aside-title{margin:0 0 6px;font-size:16px;font-weight:800;color:var(--text,#0f172a);letter-spacing:.01em}
.si-aside-sub{
  margin:0;font-size:12px;font-weight:600;color:var(--muted,#64748b);line-height:1.45;
}
.si-aside-sub b{color:var(--accent);font-weight:800;font-variant-numeric:tabular-nums}
.si-aside-streak{color:var(--muted,#94a3b8);font-weight:600}
.si-aside-cta{
  cursor:pointer;
}
.si-aside-tiers{
  position:relative;z-index:1;
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;
  padding:8px 14px 16px;
}
.si-aside-tier{
  min-height:86px;padding:10px 6px 8px;border-radius:12px;text-align:center;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  background:var(--chip,#f8fafc);
  border:1px dashed color-mix(in srgb,var(--accent) 14%,#cbd5e1);
  box-sizing:border-box;
}
.si-aside-tier.is-future{
  background:var(--card,#fff);
  border-style:dashed;
  border-color:color-mix(in srgb,var(--accent) 14%,#cbd5e1);
}
.si-aside-tier.is-on{
  background:var(--accent-soft);
  border-style:solid;
  border-color:color-mix(in srgb,var(--accent) 22%,#cbd5e1);
}
.si-aside-tier.is-current{
  background:var(--card,#fff);
  border:2px solid var(--accent);
  box-shadow:0 0 0 3px var(--accent-soft);
}
.si-aside-tier-day{
  font-style:normal;font-size:12px;font-weight:750;color:var(--muted,#94a3b8);line-height:1.2;
}
.si-aside-tier.is-current .si-aside-tier-day{color:var(--accent)}
.si-aside-tier.is-on .si-aside-tier-day{color:var(--text-soft,#64748b)}
.si-aside-tier-icon{
  width:28px;height:28px;border-radius:50%;display:grid;place-items:center;
  background:var(--chip,#e2e8f0);color:var(--muted,#94a3b8);font-size:14px;
}
.si-aside-tier.is-future .si-aside-tier-icon{
  background:transparent;color:var(--muted,#94a3b8);
  border:1px solid color-mix(in srgb,var(--accent) 14%,#cbd5e1);
}
.si-aside-tier.is-on .si-aside-tier-icon{
  background:var(--accent-soft);color:var(--accent);border:0;
}
.si-aside-tier.is-current .si-aside-tier-icon{
  background:var(--accent);color:var(--accent-ink,#fff);border:0;
}
.si-aside-tier-award{
  font-size:11px;font-weight:700;color:var(--muted,#64748b);line-height:1.25;word-break:break-word;
}
.si-aside-tier.is-current .si-aside-tier-award{color:var(--accent)}
.si-aside-tiers-empty{
  grid-column:1/-1;text-align:center;padding:18px 8px;color:var(--muted,#64748b);font-size:12px;
}
@media (max-width:420px){
  .si-aside-tiers{grid-template-columns:repeat(3,minmax(0,1fr))}
}