.sb-game {
  max-width: 520px;
  margin: 0 auto;
  color: var(--cg-ink);
  font-family: Inter, Arial, sans-serif;
}

.sb-topbar {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 44px auto;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
}

.sb-icon-btn,
.sb-btn,
.sb-found-head,
.sb-close {
  min-height: 44px;
  border: 1px solid var(--cg-line);
  border-radius: 8px;
  background: var(--cg-panel);
  color: var(--cg-ink);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.12s ease, border-color 0.12s ease, background 0.12s ease, box-shadow 0.12s ease;
}

.sb-icon-btn:hover,
.sb-btn:hover,
.sb-found-head:hover,
.sb-close:hover {
  border-color: rgba(18, 122, 137, 0.45);
  transform: translateY(-1px);
}

.sb-icon-btn:focus-visible,
.sb-btn:focus-visible,
.sb-found-head:focus-visible,
.sb-close:focus-visible,
.sb-hex:focus-visible {
  outline: 3px solid rgba(49, 95, 157, 0.32);
  outline-offset: 3px;
}

.sb-icon-btn {
  display: inline-grid;
  place-items: center;
  padding: 0 10px;
}

.sb-icon-btn svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sb-icon-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.sb-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 4px;
  min-width: 0;
}

.sb-stats span {
  display: grid;
  justify-items: center;
  gap: 1px;
  min-width: 0;
  padding: 6px 4px;
  border: 1px solid var(--cg-line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
}

.sb-stats b {
  font-size: 15px;
  line-height: 1;
}

.sb-stats small {
  color: var(--cg-muted);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.sb-scorecard {
  padding: 14px;
  border: 1px solid var(--cg-line);
  border-radius: 8px;
  background: var(--cg-panel);
  box-shadow: var(--cg-shadow);
}

.sb-scorecard > div:first-child {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.sb-scorecard span {
  color: var(--cg-green);
  font-size: 15px;
  font-weight: 900;
}

.sb-scorecard strong {
  font-size: 20px;
}

.sb-progress {
  position: relative;
  height: 12px;
  border-radius: 999px;
  background: #edf0ea;
  overflow: visible;
}

.sb-progress > span {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cg-teal), var(--cg-green));
  transition: width 0.28s ease;
}

.sb-rank-dot {
  position: absolute;
  top: 50%;
  width: 10px;
  height: 10px;
  border: 2px solid var(--cg-panel);
  border-radius: 50%;
  background: var(--cg-line);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 1px rgba(30, 37, 40, 0.1);
}

.sb-rank-dot.sb-is-hit {
  background: var(--cg-green);
}

.sb-entry {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2px;
  min-height: 58px;
  margin: 14px 0 4px;
  font-size: 30px;
  font-weight: 900;
  letter-spacing: 0;
  text-align: center;
}

.sb-entry span {
  display: inline-block;
}

.sb-entry .sb-placeholder {
  color: var(--cg-muted);
  font-size: 15px;
  font-weight: 800;
}

.sb-center-letter {
  color: var(--cg-amber);
}

.sb-pop {
  min-height: 26px;
  color: var(--cg-green);
  font-weight: 900;
  text-align: center;
  opacity: 0;
  transform: translateY(8px) scale(0.96);
}

.sb-pop.sb-is-showing {
  animation: sb-pop 0.8s ease forwards;
}

.sb-board-wrap {
  display: grid;
  justify-items: center;
  gap: 16px;
  padding: 12px 0 18px;
}

.sb-hive {
  position: relative;
  width: min(88vw, 320px);
  height: min(76vw, 278px);
  margin: 0 auto;
}

.sb-hex {
  position: absolute;
  left: 50%;
  top: 50%;
  display: grid;
  place-items: center;
  width: clamp(68px, 20vw, 88px);
  height: clamp(60px, 17.5vw, 76px);
  border: 0;
  clip-path: polygon(25% 3%, 75% 3%, 100% 50%, 75% 97%, 25% 97%, 0 50%);
  background: var(--cg-panel);
  color: var(--cg-ink);
  font-size: 24px;
  font-weight: 900;
  box-shadow: 0 8px 18px rgba(33, 43, 40, 0.12);
  cursor: pointer;
  transition: transform 0.12s ease, background 0.12s ease, box-shadow 0.12s ease;
}

.sb-hex:hover {
  box-shadow: 0 10px 24px rgba(33, 43, 40, 0.16);
}

.sb-hex:active {
  transform: translate(-50%, -50%) scale(0.94);
}

.sb-hex-center {
  background: var(--cg-amber);
  color: #fff;
  transform: translate(-50%, -50%);
  z-index: 2;
}

.sb-pos-0 {
  transform: translate(-50%, calc(-50% - 78px));
}

.sb-pos-1 {
  transform: translate(calc(-50% + 70px), calc(-50% - 39px));
}

.sb-pos-2 {
  transform: translate(calc(-50% + 70px), calc(-50% + 39px));
}

.sb-pos-3 {
  transform: translate(-50%, calc(-50% + 78px));
}

.sb-pos-4 {
  transform: translate(calc(-50% - 70px), calc(-50% + 39px));
}

.sb-pos-5 {
  transform: translate(calc(-50% - 70px), calc(-50% - 39px));
}

.sb-pos-0:active {
  transform: translate(-50%, calc(-50% - 78px)) scale(0.94);
}

.sb-pos-1:active {
  transform: translate(calc(-50% + 70px), calc(-50% - 39px)) scale(0.94);
}

.sb-pos-2:active {
  transform: translate(calc(-50% + 70px), calc(-50% + 39px)) scale(0.94);
}

.sb-pos-3:active {
  transform: translate(-50%, calc(-50% + 78px)) scale(0.94);
}

.sb-pos-4:active {
  transform: translate(calc(-50% - 70px), calc(-50% + 39px)) scale(0.94);
}

.sb-pos-5:active {
  transform: translate(calc(-50% - 70px), calc(-50% - 39px)) scale(0.94);
}

.sb-hive.sb-is-shuffling .sb-hex-outer {
  animation: sb-wiggle 0.24s ease;
}

.sb-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  width: 100%;
}

.sb-btn {
  padding: 0 12px;
}

.sb-btn-primary {
  border-color: rgba(29, 127, 98, 0.5);
  background: var(--cg-green);
  color: #fff;
}

.sb-found {
  margin-top: 4px;
  border: 1px solid var(--cg-line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--cg-panel);
}

.sb-found-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  width: 100%;
  border: 0;
  border-radius: 0;
  padding: 12px;
  text-align: left;
}

.sb-found-head strong {
  color: var(--cg-teal);
}

.sb-found-list {
  display: none;
  grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
  gap: 7px;
  padding: 0 12px 12px;
}

.sb-found-list.sb-is-open {
  display: grid;
}

.sb-found-list span,
.sb-found-list em {
  padding: 7px 8px;
  border: 1px solid var(--cg-line);
  border-radius: 6px;
  background: #fbfcf8;
  font-size: 13px;
}

.sb-found-list .sb-is-pangram {
  border-color: rgba(196, 122, 23, 0.45);
  color: var(--cg-amber);
  font-weight: 900;
}

.sb-finish {
  display: grid;
  gap: 3px;
  margin-top: 12px;
  padding: 12px;
  border: 1px solid rgba(29, 127, 98, 0.28);
  border-radius: 8px;
  background: rgba(29, 127, 98, 0.08);
}

.sb-finish strong {
  color: var(--cg-green);
}

.sb-finish span {
  color: var(--cg-muted);
  font-size: 14px;
}

.sb-overlay {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(30, 37, 40, 0.38);
  z-index: 50;
}

.sb-overlay[hidden],
.sb-finish[hidden] {
  display: none;
}

.sb-dialog {
  position: relative;
  width: min(100%, 440px);
  padding: 22px;
  border: 1px solid var(--cg-line);
  border-radius: 8px;
  background: var(--cg-panel);
  box-shadow: var(--cg-shadow);
}

.sb-dialog h2 {
  margin: 0 0 12px;
  font-size: 24px;
}

.sb-dialog p {
  margin: 0 0 10px;
  color: var(--cg-muted);
  line-height: 1.45;
}

.sb-close {
  position: absolute;
  right: 10px;
  top: 10px;
  width: 44px;
  padding: 0;
}

@keyframes sb-pop {
  0% {
    opacity: 0;
    transform: translateY(8px) scale(0.96);
  }
  18% {
    opacity: 1;
    transform: translateY(0) scale(1.04);
  }
  70% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateY(-8px) scale(0.98);
  }
}

@keyframes sb-wiggle {
  0% {
    filter: brightness(1);
  }
  50% {
    filter: brightness(0.96);
  }
  100% {
    filter: brightness(1);
  }
}

@media (max-width: 420px) {
  .sb-topbar {
    grid-template-columns: 44px 1fr 44px;
  }

  .sb-topbar .sb-icon-btn:last-child {
    grid-column: 1 / -1;
  }

  .sb-stats b {
    font-size: 14px;
  }

  .sb-entry {
    font-size: 26px;
  }

  .sb-pos-0 {
    transform: translate(-50%, calc(-50% - 66px));
  }

  .sb-pos-1 {
    transform: translate(calc(-50% + 60px), calc(-50% - 33px));
  }

  .sb-pos-2 {
    transform: translate(calc(-50% + 60px), calc(-50% + 33px));
  }

  .sb-pos-3 {
    transform: translate(-50%, calc(-50% + 66px));
  }

  .sb-pos-4 {
    transform: translate(calc(-50% - 60px), calc(-50% + 33px));
  }

  .sb-pos-5 {
    transform: translate(calc(-50% - 60px), calc(-50% - 33px));
  }
}