:root {
  --bg: #fff5f8;
  --panel: #ffffff;
  --ink: #352a32;
  --muted: #8f7d88;
  --pink: #ff72a8;
  --pink-dark: #e73f87;
  --blue: #68a3ff;
  --line: #ffd4e4;
  --gold: #ffd36a;
  font-family: "Pretendard", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
}

button,
input,
textarea,
select {
  font: inherit;
}

button,
.file-button {
  border: 0;
  border-radius: 14px;
  padding: 11px 16px;
  color: #fff;
  background: linear-gradient(135deg, var(--pink), var(--pink-dark));
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(231, 63, 135, 0.22);
}

button.danger {
  background: #ff5151;
}

button.gold {
  color: #241400;
  background: #ffbf00;
  box-shadow: 0 8px 18px rgba(255, 191, 0, 0.2);
}

button.secondary {
  background: #6f7280;
}

.control-shell {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 16px;
  padding: 18px;
}

.panel {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 30px rgba(255, 114, 168, 0.12);
}

.wide {
  grid-column: 1 / -1;
}

h1,
h2 {
  margin: 0 0 14px;
}

.field {
  display: grid;
  gap: 7px;
  margin-bottom: 12px;
}

label {
  color: #705d69;
  font-size: 13px;
  font-weight: 800;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 11px 12px;
  color: var(--ink);
  background: #fffaff;
  outline: none;
}

select {
  min-height: 45px;
}

textarea {
  min-height: 150px;
  resize: vertical;
}

.row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.check {
  display: flex;
  gap: 8px;
  align-items: center;
  margin: 10px 0 16px;
}

.check input,
.file-button input {
  width: auto;
}

.file-button {
  display: inline-flex;
  overflow: hidden;
  position: relative;
}

.file-button input {
  position: absolute;
  inset: 0;
  opacity: 0;
}

.status,
.hint {
  color: var(--muted);
  font-size: 13px;
}

.control-alert-status,
.hidden-status {
  display: inline-block;
  margin: 5px 6px 6px 0;
  border: 1px solid rgba(255, 45, 45, 0.28);
  border-radius: 999px;
  padding: 6px 12px;
  color: #ff2d2d;
  background: rgba(255, 45, 45, 0.08);
  font-size: 15px;
  font-weight: 1000;
}

.hidden-status {
  margin-bottom: 12px;
  color: #e9002d;
  background: rgba(255, 45, 45, 0.12);
}

.metric {
  display: flex;
  gap: 8px;
  align-items: baseline;
  margin: 16px 0;
}

.metric strong {
  color: var(--pink-dark);
  font-size: 34px;
}

.board-preview {
  display: grid;
  gap: 8px;
  max-width: min(980px, 100%);
}

.sign-workspace {
  display: grid;
  grid-template-columns: minmax(0, 980px) minmax(260px, 340px);
  gap: 18px;
  align-items: start;
}

.sign-main {
  min-width: 0;
}

.used-sign-panel {
  position: sticky;
  top: 18px;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
  background: #fff8fb;
}

.used-sign-head {
  display: flex;
  gap: 10px;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 10px;
}

.used-sign-head h2 {
  margin: 0;
}

.used-sign-head span {
  color: var(--pink-dark);
  font-weight: 900;
}

.used-sign-list {
  display: grid;
  gap: 8px;
  max-height: 560px;
  overflow-y: auto;
  padding-right: 4px;
}

.used-round {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.used-round summary {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  color: var(--ink);
  font-weight: 900;
  cursor: pointer;
}

.used-round summary::marker {
  color: var(--pink-dark);
}

.used-round summary strong {
  color: var(--pink-dark);
  font-size: 13px;
}

.used-round-signs {
  display: grid;
  gap: 8px;
  padding: 0 8px 8px;
}

.used-sign-item {
  display: grid;
  grid-template-columns: 30px 54px minmax(0, 1fr);
  gap: 9px;
  align-items: center;
  overflow: hidden;
  border: 1px solid #ffe2ec;
  border-radius: 14px;
  padding: 8px;
  background: #fff8fb;
}

.used-sign-rank {
  color: var(--pink-dark);
  font-weight: 1000;
  text-align: right;
}

.used-sign-item img,
.used-sign-empty {
  width: 54px;
  height: 40px;
  border-radius: 9px;
  object-fit: cover;
  background: #ffeaf3;
}

.used-sign-item strong,
.used-sign-item span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.used-sign-item strong {
  color: var(--pink-dark);
  font-size: 14px;
}

.used-sign-item span {
  color: var(--muted);
  font-size: 12px;
}

.empty-used-signs {
  margin: 10px 0;
}

.slot-editor {
  display: grid;
  grid-template-columns: minmax(180px, 0.8fr) minmax(260px, 1.2fr) auto;
  gap: 12px;
  align-items: end;
  max-width: min(980px, 100%);
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px;
  background: #fff8fb;
}

.slot-editor h2,
.slot-editor .field {
  margin: 0;
}

.slot-label-field {
  grid-template-columns: 1fr;
}

.hidden-check {
  margin: 0;
  color: var(--pink-dark);
  font-size: 13px;
  font-weight: 900;
}

.hidden-check input {
  width: auto;
}

.sound-grid {
  display: grid;
  gap: 10px;
}

.sound-picker {
  display: grid;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px;
  background: #fff8fb;
}

.sound-picker strong {
  color: var(--pink-dark);
}

.sound-picker span {
  overflow: hidden;
  color: var(--muted);
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.board-chip {
  display: grid;
  gap: 3px;
  overflow: hidden;
  position: relative;
  min-height: 86px;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 10px;
  background: #fff8fb;
}

.board-chip img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
}

.board-chip strong {
  position: relative;
  color: var(--pink-dark);
}

.board-chip span {
  position: relative;
  overflow: hidden;
  color: var(--muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.board-preview {
  margin: 14px 0;
}

.board-chip.claimed {
  border-color: var(--pink);
  background: #ffeaf3;
}

.board-chip.selected {
  border-color: #2f7cff;
  box-shadow: 0 0 0 3px rgba(47, 124, 255, 0.22);
}

.board-chip em {
  position: relative;
  color: var(--pink-dark);
  font-size: 12px;
  font-style: normal;
  font-weight: 900;
}

.donation-list {
  display: grid;
  gap: 8px;
}

.donation-row {
  display: grid;
  grid-template-columns: 90px 1.2fr 1fr 180px;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px;
  background: #fffaff;
}

.donation-row .amount {
  color: var(--pink-dark);
  font-size: 22px;
  font-weight: 900;
}

.donation-row span,
.donation-row time {
  color: var(--muted);
}

.overlay-body {
  overflow: hidden;
  background: transparent;
}

.overlay-shell {
  width: min(1760px, calc(100vw - 72px));
  margin: 28px auto;
}

.overlay-header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: start;
  gap: 10px;
  margin-bottom: 18px;
  padding: 0 8px;
  color: #fff;
  text-align: center;
  text-shadow: 0 3px 10px rgba(26, 32, 52, 0.38);
}

.overlay-header > div:nth-child(2) {
  justify-self: center;
}

.overlay-header h1 {
  margin: 0;
  border: 3px solid rgba(255, 255, 255, 0.72);
  border-radius: 18px;
  padding: 10px 34px 12px;
  color: #fff;
  background: linear-gradient(135deg, #2f7cff, #62b5ff);
  font-size: 48px;
  font-weight: 1000;
  line-height: 1.08;
  box-shadow: 0 10px 28px rgba(47, 124, 255, 0.36), 0 0 22px rgba(255, 255, 255, 0.42);
}

.title-stage {
  color: #ffd34d;
  text-shadow: 0 2px 6px rgba(80, 42, 0, 0.45), 0 0 12px rgba(255, 211, 77, 0.45);
}

.overlay-header p {
  display: inline-block;
  margin: 8px 0 0;
  border: 2px solid rgba(255, 255, 255, 0.66);
  border-radius: 999px;
  padding: 10px 30px;
  color: #fff;
  background: rgba(231, 63, 135, 0.88);
  font-size: 30px;
  font-weight: 1000;
  box-shadow: 0 8px 24px rgba(231, 63, 135, 0.34);
}

.rule-keyword {
  color: #ffe35c;
  background: transparent;
  font-weight: 1000;
  text-shadow: 0 2px 7px rgba(95, 52, 0, 0.42), 0 0 10px rgba(255, 231, 92, 0.36);
}

.timer {
  justify-self: start;
  margin-top: 24px;
  border-radius: 999px;
  min-width: 142px;
  padding: 10px 20px;
  color: #fff6fb;
  background: rgba(231, 63, 135, 0.9);
  font-size: 34px;
  font-weight: 1000;
  text-align: center;
  box-shadow: 0 0 26px rgba(255, 114, 168, 0.7);
}

.overlay-board {
  display: grid;
  gap: 14px;
}

.overlay-cover {
  display: grid;
  min-height: min(66vh, 720px);
  place-items: center;
  border: 4px solid rgba(255, 255, 255, 0.72);
  border-radius: 28px;
  background: rgba(255, 245, 248, 0.92);
  box-shadow: 0 14px 36px rgba(60, 20, 40, 0.2);
}

.overlay-cover[hidden] {
  display: none;
}

.overlay-cover div {
  color: var(--pink-dark);
  font-size: 72px;
  font-weight: 1000;
  text-shadow: 0 2px 0 #fff;
}

.round-intro {
  display: grid;
  min-height: min(58vh, 620px);
  place-items: center;
}

.round-intro[hidden] {
  display: none;
}

.round-intro > div {
  display: grid;
  justify-items: center;
  gap: 10px;
  border: 4px solid rgba(255, 255, 255, 0.82);
  border-radius: 34px;
  padding: 28px 58px 32px;
  color: #fff;
  background: linear-gradient(135deg, rgba(231, 63, 135, 0.96), rgba(255, 114, 168, 0.94));
  box-shadow: 0 16px 44px rgba(231, 63, 135, 0.42), 0 0 34px rgba(255, 255, 255, 0.32);
  text-align: center;
  animation: roundIntroSlide 1.8s cubic-bezier(0.2, 0.82, 0.22, 1) both;
}

.round-intro span,
.round-intro em {
  font-style: normal;
  font-size: 42px;
  font-weight: 1000;
  line-height: 1.04;
  text-shadow: 0 3px 10px rgba(60, 15, 36, 0.42);
}

.round-intro strong {
  max-width: min(1180px, calc(100vw - 220px));
  color: #fff;
  font-size: 56px;
  font-weight: 1000;
  line-height: 1.08;
  text-shadow: 0 4px 14px rgba(60, 15, 36, 0.45);
}

.round-intro .rule-keyword {
  color: #ffe35c;
  text-shadow: 0 2px 7px rgba(95, 52, 0, 0.48), 0 0 13px rgba(255, 231, 92, 0.5);
}

@keyframes roundIntroSlide {
  0% {
    opacity: 0;
    transform: translateX(-90px) scale(0.94);
  }
  18% {
    opacity: 1;
    transform: translateX(0) scale(1.02);
  }
  72% {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateX(96px) scale(0.96);
  }
}

.overlay-visibility {
  margin-top: 10px;
}

.weflab-watch-actions {
  margin-top: 10px;
}

.overlay-card {
  overflow: hidden;
  position: relative;
  aspect-ratio: 16 / 9;
  min-height: 0;
  border: 4px solid #ffd1e2;
  border-radius: 28px;
  background: rgba(80, 62, 75, 0.7);
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.45), 0 12px 28px rgba(60, 20, 40, 0.18);
}

.overlay-card.deal-in {
  animation: cardDealIn 560ms ease-out both;
  animation-delay: calc(var(--card-index, 0) * 65ms);
}

.overlay-card.filled {
  background: #fff;
}

.overlay-card.claimed {
  border-color: var(--gold);
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.65), 0 0 30px rgba(255, 211, 106, 0.55);
}

.overlay-card.just-claimed {
  animation: claimImpact 980ms cubic-bezier(0.18, 0.88, 0.24, 1.18) both;
  z-index: 8;
}

.overlay-card.just-claimed::before,
.overlay-card.just-claimed::after {
  animation: claimSlashPop 680ms ease-out both;
}

.overlay-card.just-claimed.has-label::before {
  animation: claimCirclePop 760ms ease-out both;
}

.overlay-card.just-claimed.has-label::after {
  content: "O";
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 5;
  color: #fff;
  font-size: 58px;
  font-weight: 1000;
  text-shadow: 0 3px 10px rgba(0, 0, 0, 0.42), 0 0 16px rgba(30, 225, 125, 0.8);
  transform: translate(-50%, -50%);
  animation: claimTextPop 760ms ease-out both;
}

.overlay-card.just-claimed::marker {
  content: "";
}

.claim-flash {
  position: absolute;
  inset: -16%;
  z-index: 6;
  pointer-events: none;
  background:
    radial-gradient(circle at center, rgba(255, 239, 130, 0.95) 0 16%, rgba(255, 211, 77, 0.52) 30%, transparent 62%),
    linear-gradient(110deg, transparent 0 35%, rgba(255, 255, 255, 0.92) 48%, transparent 62% 100%);
  mix-blend-mode: screen;
  animation: claimFlashSweep 980ms ease-out both;
}

.claim-pop {
  display: grid;
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 7;
  width: 124px;
  height: 124px;
  place-items: center;
  border-radius: 999px;
  color: #fff;
  font-size: 68px;
  font-weight: 1000;
  line-height: 1;
  transform: translate(-50%, -50%);
  animation: claimPopCenter 980ms ease-out both;
}

.claim-pop.win {
  border: 10px solid rgba(30, 225, 125, 0.98);
  background: rgba(10, 92, 52, 0.48);
  box-shadow: 0 0 28px rgba(30, 225, 125, 0.88), inset 0 0 18px rgba(255, 255, 255, 0.38);
  text-shadow: 0 3px 10px rgba(0, 0, 0, 0.48), 0 0 18px rgba(30, 225, 125, 0.95);
}

.claim-pop.miss {
  border: 10px solid rgba(255, 46, 46, 0.98);
  background: rgba(115, 0, 0, 0.46);
  box-shadow: 0 0 30px rgba(255, 46, 46, 0.85), inset 0 0 18px rgba(255, 255, 255, 0.32);
  text-shadow: 0 3px 10px rgba(0, 0, 0, 0.5), 0 0 18px rgba(255, 46, 46, 0.9);
}

.claim-pop.hidden {
  border: 10px solid rgba(255, 211, 106, 1);
  background: rgba(118, 28, 70, 0.54);
  box-shadow: 0 0 30px rgba(255, 79, 163, 0.95), 0 0 48px rgba(255, 211, 106, 0.72), inset 0 0 20px rgba(255, 255, 255, 0.38);
  text-shadow: 0 3px 10px rgba(0, 0, 0, 0.5), 0 0 20px rgba(255, 138, 194, 0.95);
}

.overlay-card.hidden-prize {
  border-color: #ffd36a;
  box-shadow:
    inset 0 0 0 2px rgba(255, 255, 255, 0.78),
    0 0 20px rgba(255, 79, 163, 0.9),
    0 0 42px rgba(255, 211, 106, 0.65),
    0 0 70px rgba(255, 138, 194, 0.42);
  animation: hiddenGoldPulse 1.25s ease-in-out infinite;
}

.overlay-card.hidden-prize .sign-name {
  background: linear-gradient(135deg, rgba(255, 211, 106, 0.96), rgba(255, 95, 174, 0.94));
  color: #3a2300;
  text-shadow: none;
  box-shadow: 0 0 20px rgba(255, 95, 174, 0.48), 0 0 18px rgba(255, 211, 77, 0.42);
}

.hidden-banner {
  display: grid;
  position: absolute;
  left: 50%;
  top: 18px;
  z-index: 7;
  min-width: min(72%, 360px);
  justify-items: center;
  gap: 2px;
  border: 3px solid rgba(255, 255, 255, 0.78);
  border-radius: 999px;
  padding: 8px 22px;
  color: #3a2300;
  background: linear-gradient(135deg, #ffe76b, #ff8ac2);
  font-weight: 1000;
  box-shadow: 0 0 28px rgba(255, 79, 163, 0.7), 0 0 34px rgba(255, 211, 77, 0.58);
  transform: translateX(-50%);
}

.hidden-banner strong {
  font-size: 24px;
  line-height: 1.05;
}

.hidden-banner span {
  max-width: 100%;
  overflow: hidden;
  font-size: 15px;
  line-height: 1.08;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.overlay-card.claimed img {
  filter: grayscale(1) brightness(0.62);
}

.overlay-card.claimed::before,
.overlay-card.claimed::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 2;
  width: 112%;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 35, 35, 0.9);
  box-shadow: 0 0 16px rgba(255, 35, 35, 0.65);
  transform-origin: center;
}

.overlay-card.claimed.has-label::before,
.overlay-card.claimed.has-label::after {
  content: none;
}

.overlay-card.claimed.has-label::before {
  content: "";
  display: grid;
  place-items: center;
  left: 50%;
  top: 50%;
  z-index: 4;
  width: 116px;
  height: 116px;
  border: 9px solid rgba(30, 225, 125, 0.95);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.18);
  box-shadow: 0 0 22px rgba(30, 225, 125, 0.72), inset 0 0 18px rgba(255, 255, 255, 0.28);
  transform: translate(-50%, -50%);
}

.overlay-card.just-claimed.has-label::after {
  content: "O";
}

.overlay-card.claimed::before {
  transform: translate(-50%, -50%) rotate(24deg);
}

.overlay-card.claimed::after {
  transform: translate(-50%, -50%) rotate(-24deg);
}

.overlay-card.hidden-prize::after {
  content: "";
  position: absolute;
  inset: -6px;
  left: auto;
  top: auto;
  z-index: 6;
  width: auto;
  height: auto;
  border: 6px solid transparent;
  border-radius: 31px;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.95), transparent) border-box,
    conic-gradient(#ff4fa3, #fff2a6, #ffd36a, #ff8ac2, #ff4fa3) border-box;
  box-shadow: 0 0 30px rgba(255, 79, 163, 0.82), 0 0 38px rgba(255, 211, 106, 0.58), inset 0 0 18px rgba(255, 245, 180, 0.4);
  -webkit-mask:
    linear-gradient(#000 0 0) padding-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.95;
  transform: none;
  animation: hiddenBorderGlow 1.15s ease-in-out infinite;
}

.overlay-card.claimed .card-content {
  grid-template-areas:
    "viewer"
    "amount"
    "name"
    "id"
    "time";
  align-content: center;
}

@keyframes cardDealIn {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes claimImpact {
  0% {
    transform: scale(1);
    box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.65), 0 0 0 rgba(255, 211, 106, 0);
  }
  34% {
    transform: scale(1.12);
    box-shadow: inset 0 0 0 5px rgba(255, 255, 255, 0.92), 0 0 58px rgba(255, 211, 106, 0.98), 0 0 0 14px rgba(255, 211, 106, 0.28);
  }
  58% {
    transform: scale(1.04);
  }
  100% {
    transform: scale(1);
    box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.65), 0 0 30px rgba(255, 211, 106, 0.55);
  }
}

@keyframes claimFlashSweep {
  0% {
    opacity: 0;
    transform: translateX(-18%) scale(0.82) rotate(-8deg);
  }
  24% {
    opacity: 1;
  }
  58% {
    opacity: 0.78;
    transform: translateX(10%) scale(1.08) rotate(-8deg);
  }
  100% {
    opacity: 0;
    transform: translateX(18%) scale(1.16) rotate(-8deg);
  }
}

@keyframes claimPopCenter {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.36) rotate(-10deg);
  }
  32% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.22) rotate(3deg);
  }
  62% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(0.96) rotate(0deg);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(1.08) rotate(0deg);
  }
}

@keyframes hiddenGoldPulse {
  0%, 100% {
    box-shadow:
      inset 0 0 0 2px rgba(255, 255, 255, 0.72),
      0 0 20px rgba(255, 79, 163, 0.78),
      0 0 42px rgba(255, 211, 106, 0.58),
      0 0 0 0 rgba(255, 138, 194, 0.18);
  }
  50% {
    box-shadow:
      inset 0 0 0 4px rgba(255, 255, 255, 0.9),
      0 0 34px rgba(255, 79, 163, 1),
      0 0 68px rgba(255, 211, 106, 0.85),
      0 0 96px rgba(255, 138, 194, 0.58),
      0 0 0 10px rgba(255, 79, 163, 0.2);
  }
}

@keyframes hiddenBorderGlow {
  0%, 100% {
    opacity: 0.72;
    filter: saturate(1.1) brightness(1);
  }
  50% {
    opacity: 1;
    filter: saturate(1.45) brightness(1.28);
  }
}

@keyframes claimSlashPop {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(24deg) scaleX(0.2);
  }
  45% {
    opacity: 1;
    transform: translate(-50%, -50%) rotate(24deg) scaleX(1.08);
  }
  100% {
    opacity: 1;
  }
}

@keyframes claimCirclePop {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.45);
  }
  48% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.16);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

@keyframes claimTextPop {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.5);
  }
  45% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.18);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

.overlay-card.claimed .viewer {
  grid-area: viewer;
  align-self: start;
  margin-bottom: 8px;
  color: #ff2b2b;
  font-size: 42px;
  line-height: 1.05;
  text-shadow: 0 3px 10px rgba(0, 0, 0, 0.82), 0 0 12px rgba(255, 255, 255, 0.5), 0 0 14px rgba(255, 43, 43, 0.5);
}

.overlay-card.claimed .gift-count {
  grid-area: amount;
}

.overlay-card.claimed .sign-name {
  grid-area: name;
}

.overlay-card.claimed .viewer-id {
  grid-area: id;
}

.overlay-card.claimed .card-content time {
  grid-area: time;
}

.overlay-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(40, 16, 30, 0.08), rgba(40, 16, 30, 0.78));
}

.card-content {
  display: grid;
  position: absolute;
  inset: 0;
  z-index: 3;
  align-content: end;
  justify-items: center;
  padding: 14px;
  color: #fff;
  text-align: center;
  text-shadow: 0 3px 8px rgba(0, 0, 0, 0.4);
}

.gift-count {
  color: var(--gold);
  font-size: 46px;
  font-weight: 1000;
  line-height: 0.95;
}

.sign-name {
  max-width: 100%;
  overflow: hidden;
  font-size: 19px;
  font-weight: 900;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.overlay-card .sign-name {
  max-width: 96%;
  border-radius: 14px;
  padding: 5px 12px;
  color: #fff;
  background: rgba(231, 63, 135, 0.9);
  font-size: 30px;
  line-height: 1.08;
  text-shadow: 0 3px 8px rgba(0, 0, 0, 0.52);
}

.overlay-card.claimed.has-label .sign-name {
  background: rgba(30, 190, 110, 0.92);
  font-size: 34px;
  box-shadow: 0 0 18px rgba(30, 225, 125, 0.45);
}

.overlay-card.hidden-prize .sign-name {
  background: linear-gradient(135deg, rgba(255, 211, 106, 0.96), rgba(255, 95, 174, 0.94));
  color: #3a2300;
  text-shadow: none;
  box-shadow: 0 0 20px rgba(255, 95, 174, 0.48), 0 0 18px rgba(255, 211, 77, 0.42);
}

.viewer {
  max-width: 100%;
  overflow: hidden;
  font-size: 18px;
  font-weight: 900;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.viewer-id,
.card-content time {
  font-size: 13px;
  font-weight: 800;
  opacity: 0.9;
}

.empty-number {
  display: grid;
  height: 100%;
  place-items: center;
  color: rgba(255, 255, 255, 0.58);
  font-size: 44px;
  font-weight: 1000;
}

@media (max-width: 900px) {
  .control-shell {
    grid-template-columns: 1fr;
  }

  .sign-workspace {
    grid-template-columns: 1fr;
  }

  .used-sign-panel {
    position: static;
  }

  .row,
  .donation-row,
  .slot-editor,
  .sound-grid {
    grid-template-columns: 1fr;
  }
}