.achievement-summary {
  position: relative;
}

.achievement-summary-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.achievement-summary .achievement-summary-head h3 {
  margin-bottom: 12px;
}

.achievement-count {
  color: var(--head);
  font-family: var(--mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: .08em;
}

.achievement-quick-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.achievement-quick-stats > div {
  display: grid;
  gap: 2px;
  padding: 10px 8px 9px 0;
}

.achievement-quick-stats > div + div {
  padding-left: 12px;
  border-left: 1px solid var(--rule);
}

.achievement-quick-stats strong {
  color: var(--ink);
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 400;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.achievement-quick-stats span {
  color: var(--muted);
  font-size: 12px;
}

.achievement-open {
  width: 100%;
  margin-top: 10px;
  padding: 8px 0 4px;
  border: 0;
  color: var(--head);
  background: transparent;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-align: left;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  cursor: pointer;
}

.achievement-open:hover { color: var(--ink); }
.achievement-open:focus-visible,
.achievement-close:focus-visible {
  outline: 2px solid var(--head);
  outline-offset: 3px;
}

.achievement-overlay {
  z-index: 140;
  overflow-y: auto;
  padding: 28px 18px;
}

.overlay-card.achievement-book {
  width: min(94vw, 860px);
  max-width: 860px;
  max-height: min(880px, calc(100vh - 56px));
  overflow-y: auto;
  padding: 28px;
}

.achievement-book-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 16px;
  border-bottom: 3px double var(--rule-strong);
}

.overlay-card .achievement-book-head h2 {
  margin: 0;
}

.achievement-close {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  border: 1px solid var(--rule-strong);
  color: var(--ink);
  background: transparent;
  font: 24px/1 var(--serif);
  cursor: pointer;
}

.achievement-close:hover {
  color: var(--paper);
  background: var(--ink);
}

.achievement-intro {
  margin: 15px 0 18px;
  color: var(--muted);
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.55;
}

.achievement-ledger {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-bottom: 22px;
  border-top: 1px solid var(--rule-strong);
  border-bottom: 1px solid var(--rule-strong);
}

.achievement-ledger-item {
  min-width: 0;
  padding: 11px 10px;
}

.achievement-ledger-item + .achievement-ledger-item {
  border-left: 1px solid var(--rule);
}

.achievement-ledger-item strong {
  display: block;
  overflow: hidden;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 25px;
  font-weight: 400;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  text-overflow: ellipsis;
}

.achievement-ledger-item span {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .04em;
  line-height: 1.3;
  text-transform: uppercase;
}

.achievement-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.achievement-item {
  position: relative;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  gap: 11px;
  min-height: 128px;
  padding: 16px;
  border: 1px solid var(--rule);
  background: rgb(255 255 255 / .16);
}

.achievement-item.is-unlocked {
  border-color: var(--rule-strong);
  background: rgb(255 255 255 / .34);
  box-shadow: inset 4px 0 0 var(--head);
}

.achievement-index {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .06em;
}

.achievement-copy h3 {
  margin: 0 0 5px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1.1;
}

.achievement-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.achievement-state {
  align-self: start;
  padding: 3px 5px;
  border: 1px solid var(--rule);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.achievement-item.is-unlocked .achievement-state {
  border-color: var(--head);
  color: var(--head);
}

.achievement-progress {
  grid-column: 2 / -1;
  align-self: end;
}

.achievement-progress-copy {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 5px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  font-variant-numeric: tabular-nums;
}

.achievement-progress-track {
  height: 4px;
  background: var(--paper-deep);
}

.achievement-progress-fill {
  display: block;
  width: 0;
  height: 100%;
  background: var(--head);
}

.achievement-toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 180;
  min-width: 220px;
  max-width: min(360px, calc(100vw - 32px));
  padding: 14px 18px 15px;
  border: 2px solid var(--ink);
  color: var(--paper);
  background: var(--ink);
  box-shadow: 7px 7px 0 rgb(35 91 154 / .28);
}

.achievement-toast:not([hidden]) {
  animation: achievement-toast-in 420ms var(--motion-expo, cubic-bezier(.16, 1, .3, 1)) both;
}

.achievement-toast-kicker {
  display: block;
  margin-bottom: 4px;
  color: #a8c7eb;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.achievement-toast strong {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
}

@keyframes achievement-toast-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 720px) {
  .overlay-card.achievement-book {
    max-height: calc(100vh - 28px);
    padding: 21px 18px;
  }

  .achievement-ledger {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .achievement-ledger-item:nth-child(n + 3) { border-top: 1px solid var(--rule); }
  .achievement-ledger-item:nth-child(odd) { border-left: 0; }
  .achievement-grid { grid-template-columns: minmax(0, 1fr); }
  .achievement-toast { right: 16px; bottom: 16px; }
}

@media (max-width: 430px) {
  .achievement-overlay { padding: 14px 8px; }
  .achievement-book-head { gap: 12px; }
  .overlay-card .achievement-book-head h2 { font-size: 34px; }
  .achievement-item { grid-template-columns: 28px minmax(0, 1fr); }
  .achievement-state { grid-column: 2; grid-row: 2; justify-self: start; }
  .achievement-progress { grid-column: 1 / -1; }
}

@media (prefers-reduced-motion: reduce) {
  .achievement-toast:not([hidden]) { animation: none; }
}