:root {
  --bg1: #120906;
  --bg2: #2b1209;
  --card: rgba(28, 13, 8, 0.68);
  --card2: rgba(43, 20, 12, 0.78);
  --text: #fff8ef;
  --muted: rgba(255, 244, 230, 0.78);
  --accent: #f4c07a;
  --accent-strong: #ffddb1;
  --good: #8fd6a7;
  --bad: #f58a97;
  --line: rgba(255, 224, 189, 0.24);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}
* {
  box-sizing: border-box;
}
html,
body {
  min-height: 100%;
}
body {
  margin: 0;
  font-family: Inter, Arial, "Microsoft YaHei", sans-serif;
  color: var(--text);
  min-height: 100vh;
  background:
    linear-gradient(rgba(12, 6, 4, 0.58), rgba(12, 6, 4, 0.74)),
    radial-gradient(
      circle at top left,
      rgba(255, 176, 98, 0.18),
      transparent 35%
    ),
    url("assets/cinema-bg.png") center center / cover no-repeat fixed;
  position: relative;
}
a {
  color: inherit;
  text-decoration: none;
}
.page {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0;
}
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}
.brand {
  font-size: 30px;
  font-weight: 900;
  letter-spacing: 0.6px;
  color: var(--accent-strong);
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}
.subtle {
  color: var(--muted);
}
.card {
  background: linear-gradient(
    180deg,
    rgba(47, 22, 13, 0.78),
    rgba(24, 12, 8, 0.82)
  );
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 22px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}
.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.admin-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 18px;
}
button,
select,
input {
  border: 0;
  border-radius: 16px;
  padding: 12px 14px;
  font-size: 16px;
}
input,
select {
  width: 100%;
  background: rgba(255, 244, 230, 0.93);
  color: #25140d;
  border: 1px solid rgba(91, 55, 29, 0.12);
}
button {
  cursor: pointer;
  font-weight: 800;
  background: linear-gradient(180deg, #ffd59a, #f2ba70);
  color: #29160e;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}
button.secondary {
  background: rgba(255, 244, 230, 0.12);
  color: var(--text);
  border: 1px solid var(--line);
}
button.danger {
  background: linear-gradient(180deg, #fb9aa8, #ef7385);
  color: #fff;
}
button.good {
  background: linear-gradient(180deg, #b6ecc6, #8fd6a7);
  color: #09371a;
}
button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.row {
  display: flex;
  gap: 10px;
  align-items: center;
  margin: 10px 0;
}
.group-row {
  display: grid;
  grid-template-columns: 68px 1fr 90px;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}
.status-pill {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 232, 205, 0.1);
  border: 1px solid var(--line);
  color: var(--accent-strong);
}
.big-title {
  font-size: clamp(42px, 6vw, 86px);
  margin: 14px 0;
  font-weight: 900;
  line-height: 1.05;
  text-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}
.phase {
  font-size: clamp(26px, 3vw, 44px);
  color: var(--accent);
  font-weight: 900;
}
.timer {
  font-size: clamp(60px, 12vw, 156px);
  font-weight: 950;
  letter-spacing: -4px;
  margin: 10px 0;
  color: var(--accent-strong);
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.28);
}
.qr-box {
  background: #fff7ef;
  border-radius: 24px;
  padding: 18px;
  display: inline-block;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
}
.qr-box canvas,
.qr-box img {
  display: block;
}
.screen-layout {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: center;
  padding: 40px;
}
.screen-card {
  background: linear-gradient(
    180deg,
    rgba(37, 17, 11, 0.74),
    rgba(16, 8, 5, 0.82)
  );
  border: 1px solid var(--line);
  border-radius: 36px;
  padding: 36px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}
.vote-panel {
  width: min(560px, calc(100% - 28px));
  margin: 0 auto;
  padding: 26px 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
}
.score-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin: 22px 0;
}
.score-btn {
  aspect-ratio: 1;
  border-radius: 18px;
  font-size: 26px;
  background: linear-gradient(
    180deg,
    rgba(255, 239, 220, 0.96),
    rgba(243, 190, 117, 0.95)
  );
}
.score-btn.selected {
  outline: 4px solid #fff;
  transform: translateY(-2px);
}
.table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 18px;
}
.table th,
.table td {
  padding: 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}
.table th {
  color: var(--accent);
}
.rank-num {
  font-size: 28px;
  font-weight: 900;
  color: var(--accent-strong);
}
.notice {
  padding: 14px;
  border-radius: 16px;
  background: rgba(255, 244, 230, 0.1);
  margin: 12px 0;
  border: 1px solid var(--line);
}
.error {
  background: rgba(245, 138, 151, 0.18);
}
.success {
  background: rgba(143, 214, 167, 0.18);
}
.center-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.08);
  min-width: 180px;
}
.hero-home {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-home .card {
  width: min(760px, calc(100% - 32px));
  text-align: center;
}
@media (max-width: 820px) {
  body {
    background-attachment: scroll;
  }
  .grid,
  .admin-grid,
  .screen-layout {
    grid-template-columns: 1fr;
  }
  .screen-layout {
    padding: 20px;
  }
  .group-row {
    grid-template-columns: 56px 1fr;
  }
  .group-row button {
    grid-column: 1 / -1;
  }
  .vote-panel {
    width: min(100%, calc(100% - 20px));
    padding: 16px 0;
    align-items: stretch;
  }
  .card,
  .screen-card {
    border-radius: 22px;
  }
  .score-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
  }
  .score-btn {
    font-size: 22px;
  }
}

/* ===== Stage redesign: less spreadsheet, more competition. Humanity survives another layout. ===== */
.stage-screen {
  min-height: 100vh;
  padding: clamp(24px, 4vw, 56px);
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, 0.72fr);
  gap: clamp(24px, 4vw, 54px);
  align-items: center;
  position: relative;
  overflow: hidden;
}
.stage-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(
      circle at 72% 48%,
      rgba(255, 207, 138, 0.16),
      transparent 32%
    ),
    linear-gradient(
      90deg,
      rgba(9, 4, 2, 0.36),
      transparent 45%,
      rgba(9, 4, 2, 0.22)
    );
}
.stage-hero,
.countdown-zone {
  position: relative;
  z-index: 1;
}
.stage-kicker {
  display: inline-flex;
  letter-spacing: 0.28em;
  font-weight: 900;
  font-size: clamp(13px, 1.2vw, 18px);
  color: #ffe2b4;
  background: rgba(255, 224, 189, 0.11);
  border: 1px solid rgba(255, 224, 189, 0.24);
  padding: 10px 16px;
  border-radius: 999px;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.25);
}
.stage-title {
  font-size: clamp(64px, 8vw, 132px);
  line-height: 0.95;
  margin: 34px 0 22px;
  color: #fff7ec;
  text-shadow:
    0 4px 0 rgba(95, 43, 15, 0.24),
    0 18px 50px rgba(0, 0, 0, 0.48);
  letter-spacing: -0.05em;
  animation: titleFloat 4.6s ease-in-out infinite;
}
.stage-phase {
  font-size: clamp(30px, 3.6vw, 58px);
  font-weight: 950;
  color: #ffd08a;
  text-shadow: 0 12px 36px rgba(0, 0, 0, 0.38);
}
.stage-hint {
  width: min(780px, 95%);
  font-size: clamp(18px, 1.7vw, 28px);
  color: rgba(255, 246, 232, 0.82);
  margin-top: 22px;
}
.countdown-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}
.ring-wrap {
  width: min(410px, 80vw);
  aspect-ratio: 1;
  position: relative;
  display: grid;
  place-items: center;
  filter: drop-shadow(0 28px 50px rgba(0, 0, 0, 0.38));
}
.timer-ring {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}
.ring-bg {
  fill: rgba(20, 9, 5, 0.58);
  stroke: rgba(255, 231, 198, 0.16);
  stroke-width: 14;
}
.ring-progress {
  fill: transparent;
  stroke: #ffd18d;
  stroke-width: 14;
  stroke-linecap: round;
  stroke-dasharray: 590.619;
  stroke-dashoffset: 590.619;
  transition:
    stroke-dashoffset 0.55s ease,
    stroke 0.35s ease;
  filter: drop-shadow(0 0 12px rgba(255, 196, 113, 0.78));
}
.ring-content {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  text-align: center;
  border-radius: 50%;
}
.ring-time {
  font-size: clamp(58px, 7vw, 104px);
  font-weight: 950;
  color: #fff4df;
  letter-spacing: -0.08em;
  text-shadow: 0 12px 34px rgba(0, 0, 0, 0.42);
}
.ring-label {
  font-size: clamp(13px, 1.3vw, 18px);
  font-weight: 900;
  color: rgba(255, 226, 186, 0.88);
  letter-spacing: 0.22em;
}
.ring-wrap.is-active {
  animation: pulseGlow 1.6s ease-in-out infinite;
}
.ring-wrap.is-ending .ring-progress {
  stroke: #ff8a73;
  filter: drop-shadow(0 0 16px rgba(255, 110, 86, 0.9));
}
.ring-wrap.is-ending {
  animation: urgentPulse 0.75s ease-in-out infinite;
}
.qr-stage {
  width: min(360px, 88vw);
  padding: 22px;
  border-radius: 34px;
  background: linear-gradient(
    180deg,
    rgba(47, 22, 13, 0.78),
    rgba(16, 8, 5, 0.8)
  );
  border: 1px solid rgba(255, 224, 189, 0.24);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  text-align: center;
  backdrop-filter: blur(12px);
}
.qr-stage .qr-box {
  padding: 16px;
  border-radius: 22px;
}
.qr-caption {
  margin-top: 15px;
  font-size: 20px;
  font-weight: 900;
  color: #ffd18d;
}
.vote-url {
  font-size: 12px;
  margin-bottom: 0;
  word-break: break-all;
}

/* Ranking screen */
.ranking-stage {
  min-height: 100vh;
  padding: clamp(22px, 4vw, 52px);
  display: grid;
  align-items: center;
}
.ranking-card {
  width: min(1180px, calc(100% - 20px));
  margin: 0 auto;
  background: linear-gradient(
    180deg,
    rgba(43, 20, 12, 0.8),
    rgba(14, 7, 5, 0.86)
  );
  border: 1px solid rgba(255, 224, 189, 0.25);
  border-radius: 38px;
  padding: clamp(24px, 4vw, 48px);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.42);
  backdrop-filter: blur(14px);
}
.ranking-title {
  font-size: clamp(44px, 6vw, 88px);
  margin: 0 0 28px;
  color: #ffddb1;
  line-height: 1;
}
.ranking-list {
  display: grid;
  gap: 13px;
}
.rank-row {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr) 160px 110px;
  align-items: center;
  gap: 18px;
  padding: 16px 20px;
  border-radius: 24px;
  background: rgba(255, 244, 230, 0.09);
  border: 1px solid rgba(255, 224, 189, 0.16);
  animation: rankIn 0.6s ease both;
}
.rank-row:nth-child(1) {
  background: linear-gradient(
    90deg,
    rgba(255, 209, 141, 0.26),
    rgba(255, 244, 230, 0.08)
  );
  border-color: rgba(255, 209, 141, 0.45);
}
.rank-row:nth-child(2),
.rank-row:nth-child(3) {
  background: rgba(255, 244, 230, 0.13);
}
.rank-medal {
  font-size: clamp(28px, 3vw, 48px);
  font-weight: 950;
  color: #ffddb1;
}
.rank-name {
  font-size: clamp(20px, 2.2vw, 34px);
  font-weight: 900;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.rank-score {
  font-size: clamp(22px, 2.5vw, 42px);
  font-weight: 950;
  color: #ffd18d;
  text-align: right;
}
.rank-votes {
  color: rgba(255, 246, 232, 0.74);
  text-align: right;
  font-weight: 800;
}

/* Mobile vote redesign */
.mobile-shell {
  min-height: 100vh;
  width: min(620px, calc(100% - 22px));
  margin: 0 auto;
  display: grid;
  place-items: center;
  padding: 18px 0;
}
.mobile-card {
  width: 100%;
  padding: 24px;
  border-radius: 32px;
  background: linear-gradient(
    180deg,
    rgba(44, 20, 12, 0.82),
    rgba(16, 8, 5, 0.88)
  );
  border: 1px solid rgba(255, 224, 189, 0.24);
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.42);
  backdrop-filter: blur(14px);
}
.mobile-topline {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: rgba(255, 226, 186, 0.88);
  font-size: 13px;
  letter-spacing: 0.16em;
  font-weight: 900;
}
.mobile-stage-label {
  margin-top: 24px;
  color: rgba(255, 246, 232, 0.72);
  font-weight: 800;
}
.mobile-group {
  font-size: clamp(38px, 11vw, 64px);
  line-height: 1;
  margin: 10px 0 18px;
  color: #fff4df;
}
.mini-ring-wrap {
  width: 168px;
  aspect-ratio: 1;
  margin: 6px auto 16px;
  position: relative;
  display: grid;
  place-items: center;
}
.mini-ring {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}
.mini-ring-bg {
  fill: rgba(20, 9, 5, 0.42);
  stroke: rgba(255, 231, 198, 0.15);
  stroke-width: 10;
}
.mini-ring-progress {
  fill: transparent;
  stroke: #ffd18d;
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 364.425;
  stroke-dashoffset: 364.425;
  transition:
    stroke-dashoffset 0.55s ease,
    stroke 0.35s ease;
  filter: drop-shadow(0 0 10px rgba(255, 196, 113, 0.62));
}
.mini-ring-content {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}
.mini-time {
  font-size: 34px;
  font-weight: 950;
  letter-spacing: -0.08em;
  color: #fff4df;
}
.mobile-instruction {
  text-align: center;
}
.submit-main {
  width: 100%;
  font-size: 19px;
  padding: 15px 16px;
  border-radius: 20px;
}

@keyframes titleFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}
@keyframes pulseGlow {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.025);
  }
}
@keyframes urgentPulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.045);
  }
}
@keyframes rankIn {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 920px) {
  .stage-screen {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .stage-title {
    font-size: clamp(52px, 13vw, 96px);
  }
  .stage-hint {
    margin-left: auto;
    margin-right: auto;
  }
  .rank-row {
    grid-template-columns: 66px minmax(0, 1fr) 92px;
  }
  .rank-votes {
    display: none;
  }
}
@media (max-width: 520px) {
  .score-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
  }
  .score-btn {
    border-radius: 15px;
    font-size: 20px;
  }
  .mobile-card {
    padding: 20px;
    border-radius: 26px;
  }
}

/* ===== Index-as-big-screen flow ===== */
.welcome-screen,
.performance-screen {
  min-height: 100vh;
  padding: clamp(24px, 4vw, 56px);
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.52fr);
  gap: clamp(24px, 4vw, 54px);
  align-items: center;
  position: relative;
  overflow: hidden;
}
.welcome-screen::before,
.performance-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(
      circle at 22% 30%,
      rgba(255, 214, 158, 0.16),
      transparent 34%
    ),
    radial-gradient(
      circle at 74% 52%,
      rgba(255, 133, 83, 0.1),
      transparent 30%
    ),
    linear-gradient(
      90deg,
      rgba(8, 3, 2, 0.42),
      transparent 52%,
      rgba(8, 3, 2, 0.3)
    );
}
.welcome-card,
.performance-card,
.screen-side-card {
  position: relative;
  z-index: 1;
  background: linear-gradient(
    180deg,
    rgba(37, 17, 11, 0.66),
    rgba(14, 7, 5, 0.78)
  );
  border: 1px solid rgba(255, 224, 189, 0.22);
  border-radius: 42px;
  padding: clamp(30px, 5vw, 62px);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(12px);
}
.welcome-title {
  margin: 34px 0 22px;
  font-size: clamp(76px, 10vw, 158px);
  line-height: 0.9;
  letter-spacing: -0.06em;
  color: #fff5e4;
  text-shadow: 0 16px 60px rgba(0, 0, 0, 0.5);
  animation: titleFloat 4.6s ease-in-out infinite;
}
.welcome-title span {
  color: #ffd18d;
}
.welcome-subtitle {
  margin: 0;
  font-size: clamp(28px, 3vw, 52px);
  font-weight: 950;
  color: #ffddb1;
}
.welcome-en {
  margin: 14px 0 0;
  color: rgba(255, 246, 232, 0.78);
  font-size: clamp(18px, 1.6vw, 26px);
}
.screen-side-card {
  text-align: center;
  padding: 30px;
}
.screen-side-card.small-side {
  padding: 24px;
}
.performance-group {
  margin: 28px 0;
  font-size: clamp(68px, 9vw, 140px);
  line-height: 0.92;
  letter-spacing: -0.06em;
  color: #fff5e4;
  text-shadow: 0 16px 52px rgba(0, 0, 0, 0.44);
}
.performance-meta {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 22px;
  align-items: baseline;
  margin: 20px 0;
  padding: 18px 22px;
  border-radius: 24px;
  background: rgba(255, 244, 230, 0.09);
  border: 1px solid rgba(255, 224, 189, 0.16);
}
.performance-meta span {
  color: rgba(255, 246, 232, 0.7);
  font-weight: 900;
  letter-spacing: 0.12em;
}
.performance-meta b {
  font-size: clamp(26px, 3vw, 46px);
  color: #ffd18d;
}
.performing-badge {
  display: inline-flex;
  margin-top: 26px;
  padding: 14px 26px;
  border-radius: 999px;
  background: rgba(255, 209, 141, 0.18);
  border: 1px solid rgba(255, 209, 141, 0.38);
  font-size: clamp(24px, 2.6vw, 42px);
  font-weight: 950;
  color: #ffddb1;
  animation: pulseGlow 1.9s ease-in-out infinite;
}
.work-line {
  display: inline-flex;
  margin: -8px 0 18px;
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(255, 244, 230, 0.1);
  border: 1px solid rgba(255, 224, 189, 0.18);
  color: #ffd18d;
  font-weight: 900;
  font-size: clamp(18px, 2vw, 30px);
}
.members-line {
  margin-bottom: 18px;
  color: rgba(255, 246, 232, 0.78);
  font-size: clamp(17px, 1.5vw, 24px);
  font-weight: 800;
}
.emergency-dock {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-radius: 999px;
  background: rgba(14, 7, 5, 0.42);
  border: 1px solid rgba(255, 224, 189, 0.14);
  opacity: 0.18;
  transition:
    opacity 0.25s ease,
    transform 0.25s ease;
  backdrop-filter: blur(10px);
}
.emergency-dock:hover {
  opacity: 1;
  transform: translateY(-2px);
}
.emergency-dock a,
.emergency-dock button {
  font-size: 13px;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255, 244, 230, 0.12);
  color: #fff5e4;
  border: 1px solid rgba(255, 224, 189, 0.18);
  box-shadow: none;
}
.emergency-dock span {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  color: #ffd18d;
  font-weight: 900;
}
.group-editor {
  display: grid;
  grid-template-columns: 58px 1fr 1fr 1.2fr 74px;
  gap: 9px;
  align-items: center;
  margin-bottom: 10px;
}
.group-no {
  color: #ffddb1;
  font-weight: 950;
}
@media (max-width: 920px) {
  .welcome-screen,
  .performance-screen {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .performance-meta {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .group-editor {
    grid-template-columns: 54px 1fr;
  }
  .group-editor button,
  .group-editor input:nth-of-type(2),
  .group-editor input:nth-of-type(3) {
    grid-column: 1 / -1;
  }
}

/* ===== Corrected big screen flow: waiting -> performing -> voting -> closed -> ranking ===== */
.bigscreen-shell {
  min-height: 100vh;
  width: 100%;
  position: relative;
  display: grid;
  place-items: center;
  padding: clamp(28px, 5vw, 72px);
  overflow: hidden;
}
.bigscreen-shell::before,
.voting-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      circle at 50% 42%,
      rgba(255, 208, 138, 0.12),
      transparent 32%
    ),
    linear-gradient(
      90deg,
      rgba(8, 4, 3, 0.62),
      rgba(8, 4, 3, 0.22),
      rgba(8, 4, 3, 0.66)
    );
  pointer-events: none;
}
.waiting-screen {
  position: relative;
  z-index: 1;
  width: min(1100px, 92vw);
  text-align: center;
  padding: clamp(36px, 5vw, 72px);
  border-radius: 44px;
  background: linear-gradient(
    180deg,
    rgba(20, 10, 7, 0.56),
    rgba(20, 10, 7, 0.28)
  );
  border: 1px solid rgba(255, 224, 189, 0.2);
  box-shadow: 0 30px 120px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(8px);
}
.waiting-kicker {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 12px 24px;
  border-radius: 999px;
  border: 1px solid rgba(255, 224, 189, 0.32);
  background: rgba(255, 221, 177, 0.1);
  color: #ffddb1;
  letter-spacing: 0.34em;
  font-weight: 950;
  font-size: clamp(13px, 1.3vw, 18px);
}
.waiting-title {
  margin: clamp(30px, 4vw, 52px) 0 20px;
  font-size: clamp(76px, 11vw, 172px);
  line-height: 0.92;
  letter-spacing: -0.06em;
  color: #fff7ec;
  text-shadow:
    0 8px 0 rgba(97, 47, 20, 0.22),
    0 22px 70px rgba(0, 0, 0, 0.48);
}
.waiting-title span {
  color: #ffddb1;
}
.waiting-line {
  margin: 0;
  font-size: clamp(24px, 3vw, 44px);
  font-weight: 900;
  color: rgba(255, 247, 236, 0.95);
}
.waiting-small {
  margin: 18px 0 0;
  font-size: clamp(18px, 1.6vw, 25px);
  color: rgba(255, 246, 232, 0.7);
}
.waiting-status {
  display: inline-flex;
  margin-top: 32px;
  padding: 12px 22px;
  border-radius: 999px;
  background: rgba(255, 209, 141, 0.12);
  border: 1px solid rgba(255, 209, 141, 0.26);
  color: #ffd18d;
  font-weight: 900;
}

/* Performing screen */
.perform-screen,
.closed-screen {
  position: relative;
  z-index: 1;
  width: min(1180px, 92vw);
  text-align: center;
  padding: clamp(38px, 5vw, 76px);
  border-radius: 46px;
  background: linear-gradient(
    180deg,
    rgba(34, 15, 9, 0.72),
    rgba(15, 7, 5, 0.76)
  );
  border: 1px solid rgba(255, 224, 189, 0.24);
  box-shadow: 0 30px 120px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(12px);
}
.perform-kicker {
  display: inline-flex;
  color: #ffddb1;
  letter-spacing: 0.22em;
  font-weight: 950;
  border: 1px solid rgba(255, 224, 189, 0.28);
  background: rgba(255, 221, 177, 0.1);
  border-radius: 999px;
  padding: 12px 22px;
}
.perform-group {
  margin: 34px 0 20px;
  font-size: clamp(62px, 9vw, 134px);
  line-height: 0.98;
  color: #fff7ec;
  text-shadow: 0 22px 64px rgba(0, 0, 0, 0.48);
}
.perform-info {
  width: min(900px, 100%);
  margin: 28px auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.perform-item {
  padding: 20px 24px;
  border-radius: 26px;
  background: rgba(255, 244, 230, 0.09);
  border: 1px solid rgba(255, 224, 189, 0.18);
}
.perform-item span {
  display: block;
  color: rgba(255, 246, 232, 0.68);
  font-weight: 800;
  margin-bottom: 8px;
}
.perform-item b {
  font-size: clamp(22px, 2.5vw, 40px);
  color: #ffddb1;
}
.perform-badge {
  display: inline-flex;
  margin-top: 10px;
  padding: 16px 34px;
  border-radius: 999px;
  font-size: clamp(24px, 3vw, 44px);
  font-weight: 950;
  color: #2b160b;
  background: linear-gradient(180deg, #ffdfae, #f2b96e);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
  animation: pulseGlow 1.8s ease-in-out infinite;
}
.perform-note {
  margin-top: 24px;
  color: rgba(255, 246, 232, 0.72);
  font-size: clamp(18px, 1.7vw, 26px);
}

/* Voting screen with QR only during voting */
.voting-screen {
  min-height: 100vh;
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(390px, 0.72fr);
  align-items: center;
  gap: clamp(28px, 4vw, 62px);
  padding: clamp(32px, 5vw, 72px);
  overflow: hidden;
}
.voting-info,
.voting-action {
  position: relative;
  z-index: 1;
}
.voting-kicker {
  display: inline-flex;
  padding: 12px 22px;
  border-radius: 999px;
  background: rgba(255, 221, 177, 0.1);
  border: 1px solid rgba(255, 224, 189, 0.28);
  color: #ffddb1;
  letter-spacing: 0.28em;
  font-weight: 950;
}
.voting-group {
  margin: 34px 0 12px;
  font-size: clamp(58px, 8vw, 124px);
  line-height: 0.95;
  color: #fff7ec;
  letter-spacing: -0.05em;
  text-shadow: 0 22px 64px rgba(0, 0, 0, 0.48);
}
.voting-work {
  font-size: clamp(26px, 3vw, 48px);
  color: #ffddb1;
  font-weight: 950;
  margin-top: 12px;
}
.voting-members {
  font-size: clamp(18px, 1.7vw, 27px);
  color: rgba(255, 246, 232, 0.75);
  margin: 10px 0 28px;
}
.voting-phase {
  font-size: clamp(32px, 3.8vw, 62px);
  font-weight: 950;
  color: #ffd18d;
}
.voting-hint {
  font-size: clamp(19px, 1.7vw, 28px);
  color: rgba(255, 246, 232, 0.76);
}
.voting-action {
  display: grid;
  justify-items: center;
  gap: 24px;
}
.closed-title {
  margin: 30px 0 14px;
  font-size: clamp(60px, 9vw, 136px);
  color: #fff7ec;
  line-height: 0.96;
}
.closed-line {
  font-size: clamp(34px, 4.5vw, 68px);
  font-weight: 950;
  color: #ffd18d;
  margin: 12px 0;
}

/* Make the emergency dock exist, but stop it acting like the main character. */
.emergency-dock {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-radius: 999px;
  background: rgba(14, 7, 5, 0.22);
  border: 1px solid rgba(255, 224, 189, 0.1);
  opacity: 0.16;
  transition:
    opacity 0.2s ease,
    background 0.2s ease;
}
.emergency-dock:hover {
  opacity: 1;
  background: rgba(14, 7, 5, 0.82);
}
.emergency-dock span {
  color: #ffddb1;
  padding: 0 8px;
  font-weight: 950;
}
.emergency-dock a,
.emergency-dock button {
  display: none;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 13px;
  color: #25140d;
}
.emergency-dock:hover a,
.emergency-dock:hover button {
  display: inline-flex;
}
.connection-error {
  position: relative;
  z-index: 1;
  width: min(760px, 92vw);
  padding: 42px;
  border-radius: 32px;
  background: rgba(28, 13, 8, 0.84);
  border: 1px solid rgba(255, 224, 189, 0.24);
  text-align: center;
}
.connection-error h1 {
  color: #ffddb1;
}
.connection-error a {
  display: inline-flex;
  margin: 10px;
  padding: 12px 18px;
  border-radius: 999px;
  background: #ffd18d;
  color: #25140d;
  font-weight: 900;
}

@media (max-width: 900px) {
  .voting-screen {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .perform-info {
    grid-template-columns: 1fr;
  }
  .waiting-title {
    font-size: clamp(62px, 18vw, 112px);
  }
}

/* ===== UMS green official theme, because the old layout was trying too hard to be a cinema poster. ===== */
body.ums-theme,
body.screen-page {
  background:
    linear-gradient(rgba(0, 72, 54, 0.08), rgba(0, 55, 46, 0.12)),
    url("assets/ums-clean-bg.jpg") center center / cover no-repeat fixed;
  color: #ffffff;
}

body.ums-theme .bigscreen-shell {
  background: url("assets/ums-clean-bg.jpg") center center / cover no-repeat;
  padding: 0;
}

body.ums-theme .bigscreen-shell::before,
body.ums-theme .voting-screen::before {
  background: none;
}

/* Waiting page uses the full designed poster image, so do not add duplicate title text. */
.ums-welcome {
  width: 100vw;
  height: 100vh;
  max-width: none;
  padding: 0;
  border: none;
  border-radius: 0;
  background: url("assets/ums-welcome-bg.jpg") center center / cover no-repeat;
  box-shadow: none;
  backdrop-filter: none;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.ums-welcome .waiting-status {
  margin-bottom: clamp(34px, 5vh, 72px);
  padding: 14px 34px;
  border-radius: 999px;
  background: rgba(0, 66, 54, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.34);
  color: #ffffff;
  font-size: clamp(18px, 1.6vw, 28px);
  letter-spacing: 0.08em;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(8px);
}

/* Shared official card style */
.perform-screen,
.closed-screen,
.ranking-card {
  background: rgba(0, 86, 72, 0.58);
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: 0 30px 90px rgba(0, 45, 38, 0.28);
  backdrop-filter: blur(10px);
}

.perform-kicker,
.voting-kicker,
.waiting-kicker,
.stage-kicker {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.34);
}

.perform-group,
.closed-title,
.voting-group,
.ranking-title {
  color: #ffffff;
  text-shadow: 0 10px 32px rgba(0, 54, 48, 0.32);
}

.perform-item {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.22);
}

.perform-item b,
.voting-work,
.voting-phase,
.rank-score,
.rank-medal {
  color: #eaffff;
}

.perform-badge {
  color: #005141;
  background: linear-gradient(180deg, #ffffff, #b8f7ea);
  box-shadow: 0 16px 42px rgba(0, 68, 57, 0.22);
}

/* Voting screen */
.voting-screen {
  background: url("assets/ums-clean-bg.jpg") center center / cover no-repeat;
  grid-template-columns: minmax(0, 1.05fr) minmax(390px, 0.72fr);
}

.voting-info {
  padding: clamp(32px, 4vw, 60px);
  border-radius: 36px;
  background: rgba(0, 76, 64, 0.38);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(7px);
}

.voting-hint,
.voting-members,
.perform-note,
.waiting-small {
  color: rgba(255, 255, 255, 0.84);
}

/* Ring switches from warm gold to UMS cyan-white */
.ring-bg {
  fill: rgba(0, 76, 64, 0.34);
  stroke: rgba(255, 255, 255, 0.18);
}

.ring-progress {
  stroke: #ffffff;
  filter: drop-shadow(0 0 14px rgba(143, 245, 234, 0.78));
}

.ring-wrap.is-ending .ring-progress {
  stroke: #fff2a8;
  filter: drop-shadow(0 0 18px rgba(255, 242, 168, 0.95));
}

.ring-time {
  color: #ffffff;
}

.ring-label {
  color: rgba(255, 255, 255, 0.86);
}

.qr-stage {
  background: rgba(0, 76, 64, 0.56);
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: 0 24px 70px rgba(0, 45, 38, 0.28);
}

.qr-caption {
  color: #ffffff;
}

/* Closed screen */
.closed-line {
  color: #ffffff;
}

/* Ranking */
.ranking-stage {
  background: url("assets/ums-clean-bg.jpg") center center / cover no-repeat;
}

.rank-row {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.rank-row:nth-child(1) {
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.28),
    rgba(255, 255, 255, 0.1)
  );
  border-color: rgba(255, 255, 255, 0.42);
}

.rank-name,
.rank-votes {
  color: #ffffff;
}

/* Emergency dock hidden harder */
.emergency-dock {
  background: rgba(0, 67, 55, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.12);
  opacity: 0.08;
}

.emergency-dock:hover {
  background: rgba(0, 67, 55, 0.78);
  opacity: 1;
}

.emergency-dock span {
  color: #ffffff;
}

/* Mobile still borrows the UMS green style */
body.vote-page {
  background:
    linear-gradient(rgba(0, 75, 63, 0.36), rgba(0, 58, 48, 0.52)),
    url("assets/ums-clean-bg.jpg") center center / cover no-repeat fixed;
}

.mobile-card {
  background: rgba(0, 82, 68, 0.68);
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: 0 26px 80px rgba(0, 45, 38, 0.32);
}

.mobile-topline,
.mobile-stage-label {
  color: rgba(255, 255, 255, 0.82);
}

.mobile-group {
  color: #ffffff;
}

.mini-ring-bg {
  fill: rgba(0, 76, 64, 0.34);
  stroke: rgba(255, 255, 255, 0.18);
}

.mini-ring-progress {
  stroke: #ffffff;
  filter: drop-shadow(0 0 10px rgba(143, 245, 234, 0.7));
}

.score-btn {
  color: #005141;
  background: linear-gradient(180deg, #ffffff, #b8f7ea);
}

button,
.submit-main {
  color: #005141;
  background: linear-gradient(180deg, #ffffff, #b8f7ea);
}

button.secondary {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.notice {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
}

@media (max-width: 900px) {
  .ums-welcome {
    background-position: center center;
  }
}

/* ===== Homepage navigation redesign ===== */
/* First image is the homepage itself. Stop decorating it like a confused Christmas tree. */
body.ums-theme .home-only-screen,
body.screen-page .home-only-screen {
  width: 100vw;
  height: 100vh;
  min-height: 100vh;
  padding: 0;
  display: block;
  overflow: hidden;
  background: url("assets/ums-welcome-bg.jpg") center center / cover no-repeat;
}

body.ums-theme .home-only-screen::before {
  display: none;
}

body.ums-theme .home-only-screen .ums-welcome {
  width: 100vw;
  height: 100vh;
  background: transparent;
  display: block;
  border: none;
  box-shadow: none;
  backdrop-filter: none;
}

/* Hidden nav: almost invisible until needed */
.hidden-nav {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 80;
  font-family: Inter, Arial, "Microsoft YaHei", sans-serif;
}

.hidden-nav-toggle {
  width: 46px;
  height: 46px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(0, 72, 60, 0.18);
  color: rgba(255, 255, 255, 0.52);
  font-size: 22px;
  font-weight: 900;
  display: grid;
  place-items: center;
  padding: 0;
  cursor: pointer;
  backdrop-filter: blur(6px);
  box-shadow: none;
  opacity: 0.28;
  transition:
    opacity 0.22s ease,
    background 0.22s ease,
    transform 0.22s ease;
}

.hidden-nav:hover .hidden-nav-toggle,
.hidden-nav.open .hidden-nav-toggle {
  opacity: 1;
  background: rgba(0, 93, 78, 0.78);
  color: #fff;
  transform: scale(1.02);
}

.hidden-nav-panel {
  position: absolute;
  right: 0;
  bottom: 58px;
  min-width: 170px;
  padding: 10px;
  border-radius: 20px;
  background: rgba(0, 73, 61, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.26);
  box-shadow: 0 18px 50px rgba(0, 35, 30, 0.3);
  backdrop-filter: blur(12px);
  display: none;
  grid-template-columns: 1fr;
  gap: 8px;
}

.hidden-nav:hover .hidden-nav-panel,
.hidden-nav.open .hidden-nav-panel {
  display: grid;
}

.hidden-nav-panel a,
.hidden-nav-panel button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 9px 12px;
  border-radius: 14px;
  color: #005141;
  background: rgba(255, 255, 255, 0.92);
  border: 0;
  font-size: 14px;
  font-weight: 900;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

.hidden-nav-panel a:hover,
.hidden-nav-panel button:hover {
  background: #ffffff;
}

/* Remove old emergency dock if old markup appears somewhere. */
.emergency-dock {
  display: none !important;
}

@media (max-width: 768px) {
  body.ums-theme .home-only-screen,
  body.screen-page .home-only-screen {
    background-position: center center;
  }
  .hidden-nav {
    right: 14px;
    bottom: 14px;
  }
  .hidden-nav-toggle {
    width: 42px;
    height: 42px;
  }
}

/* ===== Competition control navigation and pages ===== */
body.ums-theme,
body.screen-page {
  background: url("assets/ums-clean-bg.jpg") center center / cover no-repeat
    fixed;
}
.home-only-screen {
  width: 100vw;
  height: 100vh;
  min-height: 100vh;
  padding: 0 !important;
  display: block !important;
  overflow: hidden;
  background: url("assets/ums-welcome-bg.jpg") center center / cover no-repeat !important;
}
.home-only-screen::before {
  display: none !important;
}
.home-only-screen .ums-welcome {
  width: 100vw;
  height: 100vh;
  max-width: none;
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent !important;
  box-shadow: none;
  backdrop-filter: none;
}

/* Hidden nav */
.hidden-nav {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 100;
}
.hidden-nav-toggle {
  width: 58px;
  height: 58px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(0, 74, 61, 0.32);
  color: rgba(255, 255, 255, 0.76);
  font-size: 28px;
  font-weight: 950;
  display: grid;
  place-items: center;
  padding: 0;
  cursor: pointer;
  opacity: 0.46;
  backdrop-filter: blur(8px);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    background 0.2s ease;
}
.hidden-nav:hover .hidden-nav-toggle,
.hidden-nav.open .hidden-nav-toggle {
  opacity: 1;
  transform: scale(1.03);
  background: rgba(0, 84, 70, 0.88);
}
.hidden-nav-panel {
  position: absolute;
  right: 0;
  bottom: 72px;
  width: 275px;
  padding: 16px;
  border-radius: 26px;
  background: rgba(0, 67, 55, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.24);
  box-shadow: 0 24px 80px rgba(0, 35, 30, 0.34);
  backdrop-filter: blur(14px);
  display: none;
  gap: 14px;
}
.hidden-nav:hover .hidden-nav-panel,
.hidden-nav.open .hidden-nav-panel {
  display: grid;
}
.hidden-nav-panel button,
.hidden-nav-panel a {
  min-height: 54px;
  border-radius: 18px;
  font-size: 22px;
  font-weight: 950;
  color: #005141;
  background: rgba(255, 255, 255, 0.94);
  border: 0;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  display: grid;
  place-items: center;
}

/* Shared clean screen pages */
.menu-screen,
.participants-screen,
.performing-screen,
.closed-screen-page,
.results-screen {
  min-height: 100vh;
  padding: clamp(28px, 4vw, 62px);
  background: url("assets/ums-clean-bg.jpg") center center / cover no-repeat;
  display: grid;
  place-items: center;
  position: relative;
}
.menu-screen::before,
.participants-screen::before,
.performing-screen::before,
.closed-screen-page::before,
.results-screen::before,
.voting-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 68, 56, 0.08);
  pointer-events: none;
}
.menu-card,
.participants-card,
.performing-card,
.closed-card,
.results-card {
  position: relative;
  z-index: 1;
  width: min(1180px, 94vw);
  padding: clamp(28px, 4vw, 58px);
  border-radius: 40px;
  background: rgba(0, 78, 65, 0.54);
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: 0 28px 90px rgba(0, 42, 36, 0.28);
  backdrop-filter: blur(10px);
}
.screen-kicker {
  display: inline-flex;
  padding: 10px 22px;
  border-radius: 999px;
  color: #fff;
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-size: clamp(14px, 1.2vw, 18px);
  font-weight: 950;
  letter-spacing: 0.22em;
}
.menu-title,
.participants-title,
.perform-title,
.results-title,
.closed-title {
  margin: 24px 0 14px;
  font-size: clamp(52px, 7vw, 104px);
  line-height: 1;
  color: #fff;
  text-shadow: 0 12px 36px rgba(0, 54, 48, 0.32);
}
.menu-subtitle {
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(20px, 2vw, 30px);
  margin-bottom: 28px;
}
.group-button-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.group-entry-btn {
  min-height: 116px;
  border-radius: 26px;
  padding: 18px;
  display: grid;
  place-items: center;
  gap: 6px;
  color: #005141;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 18px 48px rgba(0, 45, 38, 0.22);
}
.group-entry-btn b {
  font-size: clamp(25px, 2.3vw, 38px);
}
.group-entry-btn span {
  font-size: clamp(16px, 1.4vw, 22px);
  opacity: 0.82;
}

/* Participants */
.participants-card {
  text-align: center;
}
.participants-grid {
  margin: 34px auto;
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 12px;
}
.participants-grid span {
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: clamp(15px, 1.15vw, 19px);
  font-weight: 800;
}
.participants-footer {
  font-family: "STKaiti", "Kaiti SC", "KaiTi", "Noto Serif SC", serif;
  color: #fff;
  font-size: clamp(22px, 2.2vw, 34px);
  font-weight: 950;
  margin: 22px 0 0;
}

/* Performing */
.performing-card,
.closed-card {
  text-align: center;
}
.perform-title {
  font-size: clamp(70px, 9vw, 136px);
}
.perform-work {
  color: #eaffff;
  font-size: clamp(34px, 4vw, 66px);
  font-weight: 950;
  margin: 12px 0 18px;
}
.perform-members {
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(22px, 2vw, 34px);
  margin: 14px auto 30px;
  max-width: 960px;
}
.performing-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 42px;
  border-radius: 999px;
  background: #fff;
  color: #005141;
  font-size: clamp(28px, 3vw, 46px);
  font-weight: 950;
  box-shadow: 0 18px 48px rgba(0, 45, 38, 0.22);
  animation: pulseGlow 1.8s ease-in-out infinite;
}
.stage-controls {
  margin-top: 32px;
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.stage-controls button {
  border-radius: 999px;
  min-height: 54px;
  padding: 12px 26px;
  font-size: 20px;
  font-weight: 950;
}

/* Voting screen */
.voting-screen {
  min-height: 100vh;
  background: url("assets/ums-clean-bg.jpg") center center / cover no-repeat !important;
  grid-template-columns: minmax(0, 1.05fr) minmax(390px, 0.72fr);
}
.voting-info {
  background: rgba(0, 78, 65, 0.44);
  border: 1px solid rgba(255, 255, 255, 0.24);
  backdrop-filter: blur(8px);
}
.voting-group,
.voting-work,
.voting-phase,
.ring-time,
.ring-label {
  color: #fff;
}
.voting-work {
  font-size: clamp(30px, 3vw, 50px);
}
.voting-members {
  color: rgba(255, 255, 255, 0.84);
}
.ring-progress {
  stroke: #fff !important;
  filter: drop-shadow(0 0 14px rgba(143, 245, 234, 0.78));
}
.ring-bg {
  fill: rgba(0, 76, 64, 0.32);
  stroke: rgba(255, 255, 255, 0.18);
}
.qr-stage {
  background: rgba(0, 78, 65, 0.56);
  border: 1px solid rgba(255, 255, 255, 0.26);
}
.qr-caption {
  color: #fff;
  font-size: 22px;
}

/* Results bar chart */
.bar-list {
  display: grid;
  gap: 15px;
  margin-top: 28px;
}
.bar-row {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) 110px;
  gap: 18px;
  align-items: center;
  padding: 15px 18px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  animation: rankIn 0.55s ease both;
}
.bar-rank {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 999px;
  color: #005141;
  background: #fff;
  font-size: 24px;
  font-weight: 950;
}
.bar-label {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: #fff;
  font-size: clamp(18px, 1.6vw, 26px);
  margin-bottom: 8px;
}
.bar-label b {
  font-weight: 950;
}
.bar-label span {
  opacity: 0.9;
}
.bar-track {
  height: 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #fff, #a8fff0);
  box-shadow: 0 0 18px rgba(168, 255, 240, 0.55);
}
.bar-score {
  color: #fff;
  font-size: clamp(24px, 2.4vw, 42px);
  font-weight: 950;
  text-align: right;
}

@media (max-width: 980px) {
  .group-button-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .participants-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .voting-screen {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

/* ===== Final visual polish: clear text over clean background, not blurry baked-in poster text. ===== */
.home-code-screen {
  min-height: 100vh;
  width: 100vw;
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
  background:
    radial-gradient(
      circle at 48% 45%,
      rgba(255, 255, 255, 0.08),
      transparent 30%
    ),
    linear-gradient(rgba(0, 104, 86, 0.05), rgba(0, 71, 60, 0.12)),
    url("assets/ums-clean-bg.jpg") center center / cover no-repeat;
}
.home-code-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0, 120, 96, 0.08), rgba(0, 72, 60, 0.1)),
    radial-gradient(
      circle at 80% 75%,
      rgba(255, 255, 255, 0.1),
      transparent 30%
    );
  pointer-events: none;
}
.home-code-card {
  width: min(1320px, 92vw);
  position: relative;
  z-index: 1;
  text-align: center;
  padding: clamp(44px, 5vw, 82px) clamp(28px, 4vw, 70px);
}
.home-logo-text {
  position: absolute;
  left: clamp(10px, 1vw, 20px);
  top: clamp(4px, 1vw, 14px);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(54px, 6vw, 104px);
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 8px 24px rgba(0, 67, 55, 0.25);
}
.home-kicker {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 12px 30px;
  border-radius: 999px;
  color: #fff;
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.34);
  font-size: clamp(15px, 1.35vw, 22px);
  font-weight: 950;
  letter-spacing: 0.24em;
  backdrop-filter: blur(8px);
  animation: softFadeDown 0.8s ease both;
}
.home-main-title {
  margin: clamp(38px, 5vw, 72px) 0 18px;
  color: #fff;
  font-size: clamp(58px, 6.4vw, 118px);
  line-height: 1.18;
  font-weight: 950;
  letter-spacing: 0.02em;
  text-shadow:
    0 4px 0 rgba(0, 80, 65, 0.22),
    0 16px 42px rgba(0, 54, 48, 0.34);
  animation: titleRise 0.9s ease 0.12s both;
}
.home-main-title span {
  font-size: 1.08em;
}
.home-subtitle {
  margin: 0;
  font-size: clamp(26px, 2.4vw, 44px);
  color: rgba(255, 255, 255, 0.9);
  font-weight: 900;
  letter-spacing: 0.18em;
  animation: softFadeUp 0.9s ease 0.25s both;
}
.home-status-pill {
  margin-top: clamp(34px, 4vw, 58px);
  display: inline-flex;
  padding: 14px 36px;
  border-radius: 999px;
  color: #005141;
  background: rgba(255, 255, 255, 0.94);
  font-size: clamp(20px, 1.7vw, 30px);
  font-weight: 950;
  box-shadow: 0 18px 54px rgba(0, 65, 54, 0.22);
  animation: breathingPill 2.2s ease-in-out infinite;
}

/* Competition entry slight refinement */
.menu-card {
  padding: clamp(34px, 4.2vw, 66px);
}
.group-button-grid {
  gap: 22px;
}
.group-entry-btn {
  border-radius: 30px;
  min-height: 126px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.98),
    rgba(235, 255, 251, 0.94)
  );
  border: 1px solid rgba(255, 255, 255, 0.56);
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    background 0.18s ease;
}
.group-entry-btn:hover {
  transform: translateY(-5px);
  box-shadow: 0 24px 64px rgba(0, 45, 38, 0.3);
  background: #fff;
}

/* Participants redesign */
.participants-screen {
  align-items: stretch;
}
.participants-card {
  min-height: calc(100vh - 96px);
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  align-items: center;
  overflow: hidden;
}
.participants-title {
  font-size: clamp(54px, 6.2vw, 108px);
  margin-bottom: 26px;
}
.participants-grid {
  align-self: center;
  width: min(1080px, 94%);
  margin: 18px auto 26px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 16px;
}
.participants-grid span {
  min-width: 108px;
  padding: 11px 18px;
  border-radius: 999px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.2),
    rgba(255, 255, 255, 0.1)
  );
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: #ffffff;
  font-size: clamp(16px, 1.18vw, 21px);
  font-weight: 950;
  box-shadow: 0 10px 26px rgba(0, 44, 38, 0.14);
  backdrop-filter: blur(5px);
}
.participants-grid span:nth-child(3n + 1) {
  background: rgba(255, 255, 255, 0.18);
}
.participants-grid span:nth-child(3n + 2) {
  background: rgba(185, 255, 237, 0.14);
}
.participants-footer {
  width: min(1080px, 94%);
  justify-self: center;
  padding: 18px 26px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: #fff;
  font-size: clamp(23px, 2.1vw, 38px);
  font-weight: 950;
}

/* Results redesign: no flashing, top 3 featured */
.premium-results-card {
  width: min(1240px, 94vw);
}
.podium-wrap {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  margin: 22px 0 30px;
  align-items: stretch;
}
.podium-card {
  position: relative;
  padding: 24px 20px;
  border-radius: 34px;
  text-align: center;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 20px 60px rgba(0, 43, 36, 0.22);
  overflow: hidden;
  animation: podiumIn 0.7s ease both;
}
.podium-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 50% 0%,
    rgba(255, 255, 255, 0.26),
    transparent 42%
  );
  pointer-events: none;
}
.podium-1 {
  transform: scale(1.04);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.3),
    rgba(187, 255, 239, 0.16)
  );
  border-color: rgba(255, 255, 255, 0.56);
}
.podium-icon {
  font-size: clamp(42px, 4vw, 72px);
  line-height: 1;
}
.podium-medal {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.86);
  font-weight: 950;
  letter-spacing: 0.18em;
}
.podium-name {
  margin-top: 12px;
  font-size: clamp(28px, 3vw, 52px);
  color: #fff;
  font-weight: 950;
}
.podium-work {
  margin-top: 8px;
  font-size: clamp(18px, 1.7vw, 28px);
  color: rgba(255, 255, 255, 0.82);
  font-weight: 850;
}
.podium-score {
  margin-top: 16px;
  font-size: clamp(34px, 4vw, 68px);
  color: #fff;
  font-weight: 950;
  text-shadow: 0 10px 30px rgba(0, 70, 58, 0.3);
}
.refined-bar-list {
  gap: 12px;
}
.refined-bar-row {
  animation: none !important;
  transform: none !important;
  opacity: 1 !important;
}
.refined-bar-row .bar-track {
  height: 18px;
}
.refined-bar-row .bar-fill {
  transition: width 0.6s ease;
}

@keyframes titleRise {
  from {
    opacity: 0;
    transform: translateY(26px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
@keyframes softFadeDown {
  from {
    opacity: 0;
    transform: translateY(-16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes softFadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes breathingPill {
  0%,
  100% {
    transform: scale(1);
    box-shadow: 0 18px 54px rgba(0, 65, 54, 0.22);
  }
  50% {
    transform: scale(1.035);
    box-shadow: 0 24px 68px rgba(0, 65, 54, 0.32);
  }
}
@keyframes podiumIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 980px) {
  .home-logo-text {
    position: static;
    margin-bottom: 18px;
  }
  .home-main-title {
    font-size: clamp(42px, 10vw, 76px);
  }
  .podium-wrap {
    grid-template-columns: 1fr;
  }
  .podium-1 {
    transform: none;
  }
}

/* ===== Group video cover images ===== */
/* 放封面，但不让封面抢戏。终于不是把所有东西都挤成一锅了。 */

.performing-card {
  width: min(1280px, 94vw);
}

.perform-cover {
  width: min(560px, 70vw);
  aspect-ratio: 16 / 9;
  margin: 18px auto 24px;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.34);
  box-shadow: 0 24px 70px rgba(0, 40, 34, 0.3);
  background: rgba(255, 255, 255, 0.1);
}

.perform-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 演绎页封面较大，投票页封面较小。投票页主角是二维码和倒计时，封面别篡位。 */
.voting-cover {
  width: min(360px, 48vw);
  aspect-ratio: 16 / 9;
  margin: 18px 0 22px;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: 0 16px 46px rgba(0, 40, 34, 0.24);
  background: rgba(255, 255, 255, 0.1);
}

.voting-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 如果左侧信息太满，让它更像展示卡，而不是堆字仓库。 */
.voting-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.voting-screen .voting-group {
  margin-bottom: 8px;
}

.voting-screen .voting-work {
  margin-top: 4px;
}

.voting-screen .voting-members {
  margin-top: 2px;
  margin-bottom: 22px;
}

/* 大屏宽度足够时，演绎页用左右布局：左文字，右封面，更像节目介绍页。 */
@media (min-width: 1100px) {
  .performing-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(420px, 0.72fr);
    column-gap: 38px;
    align-items: center;
    text-align: left;
  }

  .performing-card .screen-kicker,
  .performing-card .perform-title,
  .performing-card .perform-work,
  .performing-card .perform-members,
  .performing-card .performing-label,
  .performing-card .stage-controls {
    grid-column: 1;
  }

  .performing-card .perform-cover {
    grid-column: 2;
    grid-row: 1 / span 6;
    width: 100%;
    margin: 0;
  }

  .performing-card .stage-controls {
    justify-content: flex-start;
  }
}

@media (max-width: 980px) {
  .voting-cover {
    margin-left: auto;
    margin-right: auto;
    width: min(460px, 82vw);
  }
}

/* ===== Mobile vote page group cover ===== */
.mobile-cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  margin: 14px 0 18px;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.26);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 16px 44px rgba(0, 43, 36, 0.22);
}

.mobile-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 手机端标题有封面后稍微收一点，不然页面像在堆砖。 */
.mobile-group {
  margin-bottom: 10px !important;
}

.mini-ring-wrap {
  margin-top: 4px !important;
}

/* 小屏手机避免封面太高，把内容压出屏幕。 */
@media (max-width: 430px) {
  .mobile-cover {
    border-radius: 18px;
    margin: 10px 0 14px;
  }
  .mini-ring-wrap {
    width: 148px;
  }
}

/* ===== Participants page clean redesign ===== */
.participants-wall-screen {
  min-height: 100vh;
  padding: clamp(34px, 4.4vw, 70px);
  background:
    linear-gradient(rgba(0, 104, 86, 0.04), rgba(0, 70, 58, 0.1)),
    url("assets/bg-without.jpg") center center / cover no-repeat !important;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.participants-wall-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      circle at 50% 35%,
      rgba(255, 255, 255, 0.1),
      transparent 30%
    ),
    radial-gradient(
      circle at 15% 80%,
      rgba(160, 255, 230, 0.08),
      transparent 26%
    );
  pointer-events: none;
}
.participants-wall {
  position: relative;
  z-index: 1;
  width: min(1320px, 94vw);
  min-height: calc(100vh - 96px);
  padding: clamp(26px, 3.4vw, 52px);
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  align-items: center;
  text-align: center;
  border-radius: 0;
  background: transparent;
  border: none;
  box-shadow: none;
  backdrop-filter: none;
}

.participants-kicker {
  justify-self: center;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.11);
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: none;
}
.participants-wall .participants-title {
  margin: clamp(18px, 2vw, 34px) 0 clamp(18px, 2vw, 30px);
  font-size: clamp(36px, 6.8vw, 116px);
  line-height: 1;
  color: #fff;
  letter-spacing: 0.02em;
  text-shadow: none;
}
.participants-name-wall {
  /* align-self: center;
  width: min(1180px, 96%);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-content: center;
  gap: 12px 18px; */
  display: grid !important;
  grid-template-columns: repeat(8, 1fr);
  gap: 14px 18px;
  width: min(1180px, 94%);
  margin: 0 auto;
}
.participants-name-wall span {
  font-family: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 96px;
  min-height: 40px;
  padding: 7px 14px;
  color: #e7dd90 !important;
  font-size: clamp(36px, 1.25vw, 30px);
  font-weight: 850;

  letter-spacing: 0.06em;
  box-shadow: none !important;
  text-shadow: none !important;
  animation: nameFadeIn 0.5s ease both;
  animation-delay: calc(var(--i) * 0.012s);
  width: 100%;
  min-width: 0;
  height: 42px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;

  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  backdrop-filter: none !important;
}
.participants-wall .participants-footer {
  justify-self: center;
  width: auto;
  max-width: 1120px;
  margin: clamp(22px, 2.4vw, 38px) auto 0;
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: rgba(255, 255, 255, 0.94);
  font-size: clamp(24px, 2.2vw, 38px);
  font-weight: 950;
  letter-spacing: 0.04em;
  text-shadow: none;
}
@keyframes nameFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@media (max-width: 980px) {
  .participants-wall {
    /* padding-top: 28px !important; */
    align-items: start !important;
  }

  .participants-kicker {
    margin-top: 0 !important;
  }

  .participants-wall .participants-title {
    /* margin-top: 16px !important; */
    margin-bottom: 28px !important;
    /* font-size: clamp(62px, 6.4vw, 108px) !important; */
  }

  .participants-name-wall {
    gap: 9px 10px;
  }
  .participants-name-wall span {
    min-width: auto;
    font-size: 16px;
    padding: 7px 12px;
  }
  .participants-wall .participants-title {
    font-family: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
    /* font-size: clamp(36px, 10vw, 78px); */
  }
}
/* 参赛名单：防止四个字姓名换行 */
.participants-name-wall {
  grid-template-columns: repeat(7, 1fr) !important;
  column-gap: 28px !important;
  row-gap: 18px !important;
}

.participants-name-wall span {
  white-space: nowrap !important;
  min-width: 120px !important;
  font-size: clamp(20px, 1.45vw, 26px) !important;
  letter-spacing: 0.03em !important;
}
/* 参赛名单标题位置调整 */

.participants-wall {
  transform: translateY(-35px) !important;
}
/* 参赛名单页：logo 和标题同一行 */
.participants-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
  margin-bottom: 34px;
}

/* 校徽缩小 */
.participants-logo {
  width: 220px;
  height: auto;
  flex-shrink: 0;
}

/* 标题不要再自己占满一整行 */
.participants-header .participants-title {
  margin: 0 !important;
  font-size: clamp(58px, 5.8vw, 104px) !important;
  line-height: 1.05 !important;
}
/* 首页主标题：第一行不换行 */
.home-main-title {
  font-size: clamp(52px, 5.4vw, 96px) !important;
  line-height: 1.18 !important;
  white-space: nowrap !important;
}

.home-main-title span {
  display: block;
  font-size: 1.08em !important;
  white-space: nowrap !important;
}
/* 结果页：领奖台布局 */
.podium-wrap {
  display: grid !important;
  grid-template-columns: 1fr 1.18fr 1fr !important;
  align-items: end !important;
  gap: 26px !important;
  margin-top: 28px !important;
  margin-bottom: 34px !important;
}

/* 三个奖项基础样式 */
.podium-card {
  min-height: 300px;
  border-radius: 36px !important;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.22),
    rgba(255, 255, 255, 0.1)
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.34) !important;
  box-shadow: 0 22px 60px rgba(0, 45, 38, 0.28) !important;
}

/* 冠军：中间，放大，更亮 */
.podium-rank-1 {
  min-height: 360px !important;
  transform: scale(1.08) translateY(-18px) !important;
  background:
    radial-gradient(
      circle at 50% 0%,
      rgba(255, 255, 255, 0.55),
      transparent 42%
    ),
    linear-gradient(
      180deg,
      rgba(255, 232, 142, 0.42),
      rgba(255, 255, 255, 0.16)
    ) !important;
  border: 2px solid rgba(255, 238, 170, 0.85) !important;
  box-shadow:
    0 0 38px rgba(255, 225, 120, 0.36),
    0 28px 80px rgba(0, 45, 38, 0.34) !important;
}

/* 亚军 */
.podium-rank-2 {
  min-height: 315px !important;
  background:
    radial-gradient(
      circle at 50% 0%,
      rgba(255, 255, 255, 0.36),
      transparent 40%
    ),
    linear-gradient(
      180deg,
      rgba(220, 240, 245, 0.34),
      rgba(255, 255, 255, 0.12)
    ) !important;
}

/* 季军 */
.podium-rank-3 {
  min-height: 300px !important;
  background:
    radial-gradient(
      circle at 50% 0%,
      rgba(255, 220, 180, 0.34),
      transparent 40%
    ),
    linear-gradient(180deg, rgba(220, 150, 80, 0.26), rgba(255, 255, 255, 0.1)) !important;
}

/* 奖牌图标更大 */
.podium-icon {
  font-size: clamp(58px, 5vw, 88px) !important;
}

/* 冠军名字更突出 */
.podium-rank-1 .podium-name {
  font-size: clamp(38px, 4vw, 68px) !important;
}

.podium-rank-1 .podium-score {
  font-size: clamp(46px, 5vw, 82px) !important;
}

/* 让结果页更喜庆一点 */
.results-title {
  color: #fff8d8 !important;
  text-shadow:
    0 0 18px rgba(255, 236, 160, 0.35),
    0 10px 28px rgba(0, 60, 50, 0.35) !important;
}
/* 结果页：左右大范围持续礼花 */
.side-fireworks {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  overflow: hidden;
}

.firework {
  position: absolute;
  top: 46%;
  width: 360px;
  height: 620px;
  transform: translateY(-50%);
}

.firework.left {
  left: -40px;
}

.firework.right {
  right: -40px;
}

.firework span {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 14px;
  height: 14px;
  border-radius: 999px;
  opacity: 0;
  background: #fff4b8;
  animation: sideBurstBig 2.25s ease-out infinite;
}

/* 偶数变成长条彩纸 */
.firework span:nth-child(even) {
  width: 10px;
  height: 28px;
  border-radius: 4px;
}

/* 左边向右大范围喷 */
.firework.left span:nth-child(1) {
  --x: 130px;
  --y: -250px;
  animation-delay: 0s;
  background: #fff4b8;
}
.firework.left span:nth-child(2) {
  --x: 210px;
  --y: -220px;
  animation-delay: 0.08s;
  background: #ffffff;
}
.firework.left span:nth-child(3) {
  --x: 290px;
  --y: -180px;
  animation-delay: 0.16s;
  background: #a8fff0;
}
.firework.left span:nth-child(4) {
  --x: 350px;
  --y: -130px;
  animation-delay: 0.24s;
  background: #ffd36b;
}
.firework.left span:nth-child(5) {
  --x: 390px;
  --y: -70px;
  animation-delay: 0.32s;
  background: #ffffff;
}
.firework.left span:nth-child(6) {
  --x: 420px;
  --y: 0px;
  animation-delay: 0.4s;
  background: #b8f7ea;
}
.firework.left span:nth-child(7) {
  --x: 380px;
  --y: 70px;
  animation-delay: 0.48s;
  background: #fff4b8;
}
.firework.left span:nth-child(8) {
  --x: 330px;
  --y: 140px;
  animation-delay: 0.56s;
  background: #ffffff;
}
.firework.left span:nth-child(9) {
  --x: 260px;
  --y: 210px;
  animation-delay: 0.64s;
  background: #ffd36b;
}
.firework.left span:nth-child(10) {
  --x: 180px;
  --y: 260px;
  animation-delay: 0.72s;
  background: #a8fff0;
}

.firework.left span:nth-child(11) {
  --x: 470px;
  --y: -230px;
  animation-delay: 0.18s;
  background: #fff4b8;
}
.firework.left span:nth-child(12) {
  --x: 520px;
  --y: -140px;
  animation-delay: 0.34s;
  background: #ffffff;
}
.firework.left span:nth-child(13) {
  --x: 500px;
  --y: -20px;
  animation-delay: 0.5s;
  background: #ffd36b;
}
.firework.left span:nth-child(14) {
  --x: 520px;
  --y: 110px;
  animation-delay: 0.66s;
  background: #b8f7ea;
}
.firework.left span:nth-child(15) {
  --x: 450px;
  --y: 230px;
  animation-delay: 0.82s;
  background: #ffffff;
}
.firework.left span:nth-child(16) {
  --x: 300px;
  --y: -290px;
  animation-delay: 1s;
  background: #a8fff0;
}
.firework.left span:nth-child(17) {
  --x: 570px;
  --y: -40px;
  animation-delay: 1.16s;
  background: #fff4b8;
}
.firework.left span:nth-child(18) {
  --x: 560px;
  --y: 190px;
  animation-delay: 1.32s;
  background: #ffd36b;
}
.firework.left span:nth-child(19) {
  --x: 410px;
  --y: 300px;
  animation-delay: 1.48s;
  background: #ffffff;
}
.firework.left span:nth-child(20) {
  --x: 230px;
  --y: 320px;
  animation-delay: 1.64s;
  background: #b8f7ea;
}

/* 右边向左大范围喷 */
.firework.right span:nth-child(1) {
  --x: -130px;
  --y: -250px;
  animation-delay: 0s;
  background: #fff4b8;
}
.firework.right span:nth-child(2) {
  --x: -210px;
  --y: -220px;
  animation-delay: 0.08s;
  background: #ffffff;
}
.firework.right span:nth-child(3) {
  --x: -290px;
  --y: -180px;
  animation-delay: 0.16s;
  background: #a8fff0;
}
.firework.right span:nth-child(4) {
  --x: -350px;
  --y: -130px;
  animation-delay: 0.24s;
  background: #ffd36b;
}
.firework.right span:nth-child(5) {
  --x: -390px;
  --y: -70px;
  animation-delay: 0.32s;
  background: #ffffff;
}
.firework.right span:nth-child(6) {
  --x: -420px;
  --y: 0px;
  animation-delay: 0.4s;
  background: #b8f7ea;
}
.firework.right span:nth-child(7) {
  --x: -380px;
  --y: 70px;
  animation-delay: 0.48s;
  background: #fff4b8;
}
.firework.right span:nth-child(8) {
  --x: -330px;
  --y: 140px;
  animation-delay: 0.56s;
  background: #ffffff;
}
.firework.right span:nth-child(9) {
  --x: -260px;
  --y: 210px;
  animation-delay: 0.64s;
  background: #ffd36b;
}
.firework.right span:nth-child(10) {
  --x: -180px;
  --y: 260px;
  animation-delay: 0.72s;
  background: #a8fff0;
}

.firework.right span:nth-child(11) {
  --x: -470px;
  --y: -230px;
  animation-delay: 0.18s;
  background: #fff4b8;
}
.firework.right span:nth-child(12) {
  --x: -520px;
  --y: -140px;
  animation-delay: 0.34s;
  background: #ffffff;
}
.firework.right span:nth-child(13) {
  --x: -500px;
  --y: -20px;
  animation-delay: 0.5s;
  background: #ffd36b;
}
.firework.right span:nth-child(14) {
  --x: -520px;
  --y: 110px;
  animation-delay: 0.66s;
  background: #b8f7ea;
}
.firework.right span:nth-child(15) {
  --x: -450px;
  --y: 230px;
  animation-delay: 0.82s;
  background: #ffffff;
}
.firework.right span:nth-child(16) {
  --x: -300px;
  --y: -290px;
  animation-delay: 1s;
  background: #a8fff0;
}
.firework.right span:nth-child(17) {
  --x: -570px;
  --y: -40px;
  animation-delay: 1.16s;
  background: #fff4b8;
}
.firework.right span:nth-child(18) {
  --x: -560px;
  --y: 190px;
  animation-delay: 1.32s;
  background: #ffd36b;
}
.firework.right span:nth-child(19) {
  --x: -410px;
  --y: 300px;
  animation-delay: 1.48s;
  background: #ffffff;
}
.firework.right span:nth-child(20) {
  --x: -230px;
  --y: 320px;
  animation-delay: 1.64s;
  background: #b8f7ea;
}

@keyframes sideBurstBig {
  0% {
    opacity: 0;
    transform: translate(0, 0) rotate(0deg) scale(0.3);
  }

  12% {
    opacity: 1;
  }

  70% {
    opacity: 0.95;
  }

  100% {
    opacity: 0;
    transform: translate(var(--x), var(--y)) rotate(540deg) scale(1.25);
  }
}

/* 首页：不同电脑上保持整体居中 */
.home-code-screen {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  overflow: hidden !important;
}

.home-code-card {
  width: 100vw !important;
  height: 100vh !important;
  padding: 0 !important;

  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;

  text-align: center !important;
  transform: translateY(-10px) !important;
}

.home-main-title {
  margin: 0 !important;
  max-width: 94vw !important;
  font-size: clamp(46px, 5.2vw, 92px) !important;
  line-height: 1.2 !important;
  white-space: nowrap !important;
}

.home-main-title span {
  display: block !important;
  white-space: nowrap !important;
  font-size: 1.05em !important;
}

.home-subtitle {
  margin-top: 34px !important;
}

.home-status-pill {
  margin-top: 46px !important;
}
/* 参赛名单：禁止滚动，压缩整体高度 */
.participants-wall-screen {
  height: 100vh !important;
  min-height: 100vh !important;
  overflow: hidden !important;
  padding: 0 !important;
}

.participants-wall {
  height: 100vh !important;
  min-height: 0 !important;
  padding: 24px 60px 28px !important;
  transform: translateY(-18px) !important;

  display: grid !important;
  grid-template-rows: auto auto 1fr auto !important;
}
/* 参赛名单标题压缩 */
.participants-wall .participants-title {
  font-size: clamp(50px, 5vw, 86px) !important;
  line-height: 1 !important;
  margin: 8px 0 20px !important;
}

.participants-kicker {
  margin-bottom: 0 !important;
}

.participants-wall .participants-footer {
  font-size: clamp(20px, 1.8vw, 32px) !important;
  margin-top: 16px !important;
}
/* 投票阶段标题标签 */
.voting-kicker {
  width: fit-content !important;
  min-width: 280px !important;
  justify-content: center !important;
  padding: 12px 28px !important;
  border-radius: 999px !important;
  font-size: clamp(18px, 1.4vw, 24px) !important;
  font-weight: 900 !important;
  letter-spacing: 0.16em !important;
  color: #ffffff !important;
  background: rgba(255, 255, 255, 0.14) !important;
  border: 1px solid rgba(255, 255, 255, 0.35) !important;
}
/* 最后10秒警示色 */
.ring-wrap.is-ending .ring-progress {
  stroke: #ff4d4f !important;
  filter: drop-shadow(0 0 18px rgba(255, 77, 79, 0.9)) !important;
}

.ring-wrap.is-ending .ring-time {
  color: #ffefef !important;
  text-shadow:
    0 0 18px rgba(255, 77, 79, 0.9),
    0 8px 28px rgba(0, 0, 0, 0.35) !important;
}

.ring-wrap.is-ending {
  animation: warningPulse 0.65s ease-in-out infinite !important;
}

@keyframes warningPulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.045);
  }
}

/* ===== Admin emergency dashboard ===== */
.admin-page {
  min-height: 100vh;
  padding: 34px;
  background:
    linear-gradient(rgba(0, 96, 80, 0.16), rgba(0, 66, 56, 0.22)),
    url("assets/ums-clean-bg.jpg") center center / cover no-repeat fixed;
  color: #fff;
}

.admin-card {
  width: min(1280px, 96vw);
  margin: 0 auto;
  padding: 34px;
  border-radius: 32px;
  background: rgba(0, 74, 62, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.24);
  box-shadow: 0 24px 80px rgba(0, 42, 36, 0.28);
  backdrop-filter: blur(10px);
}

.admin-header {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-start;
}

.admin-header h1 {
  margin: 0;
  font-size: clamp(34px, 3vw, 52px);
}

.admin-header p,
.admin-note {
  color: rgba(255, 255, 255, 0.82);
  font-size: 16px;
}

.admin-actions,
.admin-reset-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.admin-card h2 {
  margin: 30px 0 16px;
  font-size: 26px;
}

.admin-status {
  margin-top: 20px;
  padding: 14px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.admin-table-wrap {
  overflow-x: auto;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(255, 255, 255, 0.08);
}

.admin-table th,
.admin-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
  white-space: nowrap;
}

.admin-table th {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-weight: 900;
}

.admin-table td {
  color: rgba(255, 255, 255, 0.92);
}

.admin-op-cell {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.admin-reset-panel {
  padding: 22px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.admin-reset-panel label {
  display: block;
  margin-bottom: 10px;
  font-weight: 900;
}

.admin-reset-panel select {
  width: min(520px, 100%);
  padding: 14px 16px;
  border-radius: 16px;
  border: none;
  margin-bottom: 16px;
  font-size: 18px;
  color: #005141;
}

.admin-card button {
  min-height: 42px;
  padding: 10px 18px;
  border-radius: 999px;
  border: none;
  background: #fff;
  color: #005141;
  font-weight: 900;
  cursor: pointer;
}

.admin-card button.secondary {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.admin-card button.danger {
  background: #ffefe8;
  color: #b42318;
}

.admin-card button.small {
  min-height: 34px;
  padding: 7px 12px;
  font-size: 14px;
}

.manual-score-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 260px));
  gap: 16px;
  margin: 12px 0 18px;
}

.manual-score-grid label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-weight: 900;
}

.manual-score-grid input {
  padding: 14px 16px;
  border-radius: 16px;
  border: none;
  font-size: 18px;
  color: #005141;
}

.emergency-score-panel {
  border-color: rgba(255, 232, 142, 0.42);
}
/* 手机端 Logo：浮动显示，不占页面高度 */
.mobile-logo-wrap {
  /* position: fixed !important; */
  top: 10px !important;
  left: 10px !important;
  z-index: 50 !important;
  width: auto !important;
  height: auto !important;
  margin: 0 !important;
  padding: 0 !important;
}

.mobile-school-logo {
  width: 88px !important;
  height: auto !important;
  max-width: 88px !important;
  display: block !important;
  object-fit: contain !important;
  margin: 0 !important;
  padding: 0 !important;
  filter: drop-shadow(0 3px 8px rgba(0, 0, 0, 0.25));
}
/* 结果页：大量随机 emoji 礼花 */
.emoji-confetti-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 4;
}

.emoji-confetti-layer span {
  position: absolute;
  display: inline-block;
  opacity: 0;
  animation-name: emojiFloat;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.25));
}

@keyframes emojiFloat {
  0% {
    opacity: 0;
    transform: translate(0, 40px) rotate(0deg) scale(0.4);
  }

  15% {
    opacity: 1;
  }

  50% {
    opacity: 0.95;
    transform: translate(var(--drift), -40px) rotate(calc(var(--rotate) / 2))
      scale(1.1);
  }

  100% {
    opacity: 0;
    transform: translate(calc(var(--drift) * 1.5), -140px) rotate(var(--rotate))
      scale(0.8);
  }
}
/* 结果页：大量随机 emoji 礼花 */
.emoji-confetti-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 4;
}

.emoji-confetti-layer span {
  position: absolute;
  display: inline-block;
  opacity: 0;
  animation-name: emojiFloat;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.25));
}

@keyframes emojiFloat {
  0% {
    opacity: 0;
    transform: translate(0, 40px) rotate(0deg) scale(0.4);
  }

  15% {
    opacity: 1;
  }

  50% {
    opacity: 0.95;
    transform: translate(var(--drift), -40px) rotate(calc(var(--rotate) / 2))
      scale(1.1);
  }

  100% {
    opacity: 0;
    transform: translate(calc(var(--drift) * 1.5), -140px) rotate(var(--rotate))
      scale(0.8);
  }
}
.results-card {
  position: relative;
  z-index: 5;
}
/* 手机端：已选择分数的强对比样式 */
.score-btn.selected {
  background: linear-gradient(135deg, #ffb000, #ff5a1f) !important;
  color: #ffffff !important;
  border: 3px solid #ffffff !important;

  transform: scale(1.12) !important;
  box-shadow:
    0 0 0 4px rgba(255, 176, 0, 0.35),
    0 10px 24px rgba(255, 90, 31, 0.45) !important;

  font-weight: 900 !important;
}

/* 没选中的按钮弱一点，让选中的更明显 */
.score-btn:not(.selected) {
  background: rgba(255, 255, 255, 0.16) !important;
  color: rgba(255, 255, 255, 0.88) !important;
  border: 1px solid rgba(255, 255, 255, 0.25) !important;
}

/* 点按时有反馈 */
.score-btn:active {
  transform: scale(0.96) !important;
}