.achievement-home-layer {
  position: relative;
  z-index: 5;
  width: 100%;
  min-height: 34px;
  margin: 0 auto 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.achievement-home-layer:empty { display: none; }

.achievement-ribbon {
  position: relative;
  min-width: 150px;
  max-width: min(260px, 66vw);
  padding: 5px 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  color: #fff7d6;
  background: #35bfc1;
  border: 3px solid #1d1d1d;
  border-radius: 5px;
  box-shadow: 3px 3px 0 rgba(29, 29, 29, .28);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 2px;
  animation: achievementRibbonFloat 3.4s ease-in-out infinite;
}

/* 侧翼燕尾：底层纯黑剪影（clip-path 多边形描边，不依赖阴影） */
.achievement-ribbon::before,
.achievement-ribbon::after {
  content: '';
  position: absolute;
  top: 5px;
  z-index: -2;
  width: 26px;
  height: calc(100% + 2px);
  background: #1d1d1d;
}
.achievement-ribbon::before {
  left: -17px;
  -webkit-clip-path: polygon(100% 0, 0 0, 27% 50%, 0 100%, 100% 100%);
  clip-path: polygon(100% 0, 0 0, 27% 50%, 0 100%, 100% 100%);
  transform: rotate(-5deg);
}
.achievement-ribbon::after {
  right: -17px;
  -webkit-clip-path: polygon(0 0, 100% 0, 73% 50%, 100% 100%, 0 100%);
  clip-path: polygon(0 0, 100% 0, 73% 50%, 100% 100%, 0 100%);
  transform: rotate(5deg);
}
.achievement-ribbon span { color: #ffd93d; font-size: 12px; }
/* 侧翼内层青色：与黑色剪影同形内缩，合成粗黑描边燕尾 */
.achievement-ribbon-fold {
  position: absolute;
  top: 8px;
  z-index: -1;
  width: 20px;
  height: calc(100% - 4px);
  background: #249ea5;
  pointer-events: none;
}
.achievement-ribbon-fold.fold-left {
  left: -14px;
  -webkit-clip-path: polygon(100% 0, 0 0, 27% 50%, 0 100%, 100% 100%);
  clip-path: polygon(100% 0, 0 0, 27% 50%, 0 100%, 100% 100%);
  transform: rotate(-5deg);
}
.achievement-ribbon-fold.fold-right {
  right: -14px;
  -webkit-clip-path: polygon(0 0, 100% 0, 73% 50%, 100% 100%, 0 100%);
  clip-path: polygon(0 0, 100% 0, 73% 50%, 100% 100%, 0 100%);
  transform: rotate(5deg);
}

@keyframes achievementRibbonFloat {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-3px) rotate(1deg); }
}

@media (max-width: 560px) {
  .achievement-home-layer { min-height: 28px; margin-bottom: 1px; }
  .achievement-ribbon { min-width: 128px; padding: 4px 18px; font-size: 12px; }
}

.achievement-grid { grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }
.achievement-card {
  min-height: 190px;
  padding: 18px;
  background: #fffdf6;
  border: 4px solid #1d1d1d;
  border-radius: 22px;
  box-shadow: 6px 6px 0 #a8c8f0;
}
.achievement-card.is-locked {
  opacity: 1;
  filter: none;
  background: #e6eef1;
  color: #64727a;
}

.achievement-card.is-locked > :not(.achievement-challenge) {
  opacity: .72;
  filter: grayscale(.2);
}

.achievement-card.is-locked .achievement-challenge {
  opacity: 1;
  filter: none;
  background: #fff;
  color: #1d1d1d;
}
.achievement-card h2 { font-size: 24px; }
.achievement-card p { margin-top: 8px; min-height: 42px; font-size: 13px; font-weight: 800; color: #6f685c; }
.achievement-progress { margin-top: 15px; height: 14px; overflow: hidden; border: 3px solid #1d1d1d; border-radius: 999px; background: #eee9df; }
.achievement-progress i { display: block; height: 100%; background: #39c5bb; }
.achievement-status { display: flex; justify-content: space-between; margin-top: 6px; font-size: 12px; font-weight: 900; }
.achievement-equip { width: 100%; margin-top: 14px; padding: 10px; border: 3px solid #1d1d1d; border-radius: 999px; background: #ffd93d; font-family: inherit; font-size: 14px; font-weight: 900; cursor: pointer; }
.achievement-equip[disabled] { background: #e6e2da; color: #8f8b82; cursor: default; }
.achievement-challenge {
  width: 100%;
  margin-top: 8px;
  padding: 9px;
  display: block;
  border: 3px solid #1d1d1d;
  border-radius: 999px;
  color: #1d1d1d;
  background: #fff;
  font-size: 14px;
  font-weight: 900;
  text-align: center;
  text-decoration: none;
}

.achievement-grant-modal[hidden] { display: none; }
.achievement-grant-modal { position: fixed; top: 0; right: 0; bottom: 0; left: 0; inset: 0; z-index: 12000; display: grid; place-items: center; padding: 18px; }
.achievement-grant-backdrop { position: absolute; top: 0; right: 0; bottom: 0; left: 0; inset: 0; background: rgba(20, 29, 38, .7); }
.achievement-grant-dialog {
  position: relative;
  width: min(480px, 92vw);
  padding: 28px 26px 24px;
  border: 4px solid #1d1d1d;
  border-radius: 28px;
  background: #fff9ec;
  box-shadow: 10px 10px 0 rgba(29, 29, 29, .45);
  text-align: center;
}
.achievement-grant-kicker { margin: 0 auto 9px; color: #d9513b; font-size: 13px; font-weight: 1000; letter-spacing: 2px; }
.achievement-grant-dialog h2 { margin: 0; font-size: clamp(24px, 6vw, 34px); }
.achievement-grant-copy { margin: 15px 0 10px; color: #4d4840; font-size: 16px; font-weight: 800; line-height: 1.7; }
.achievement-grant-note { margin: 0 0 18px; color: #837768; font-size: 14px; font-weight: 800; }
.achievement-grant-close { min-width: 150px; padding: 11px 24px; border: 3px solid #1d1d1d; border-radius: 999px; background: #ffd93d; font: 900 16px/1 inherit; cursor: pointer; }