duke-math.css

/* ---------- 5 Second Rule ---------- */

.fsr-container {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 30px;
  margin-top: 24px;
  margin-bottom: 40px;
}

.fsr-menu {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 20px;
  height: fit-content;
  position: sticky;
  top: 20px;
}

.fsr-menu-title {
  font-size: 24px;
  font-weight: 600;
  margin: 0 0 16px 0;
  color: #000000;
  text-align: center;
}

.fsr-button-container {
  display: flex;
  flex-direction: column;
  gap: 8px;

  max-height: 272px;
  overflow-y: auto;
  padding-right: 6px;
}

.fsr-menu-button {
  background-color: #f5f5f5;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 16px;
  font-weight: 500;
  color: #000000;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.fsr-menu-button:hover {
  background-color: #efefef;
  border-color: #d0d0d0;
}

.fsr-menu-button.fsr-active {
  background-color: #0f1cd5;
  color: #ffffff;
  border-color: #0f1cd5;
}

.fsr-content {
  display: flex;
  flex-direction: column;
}

.fsr-cards {
  width: 100%;
}

.fsr-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 16px;
}

.fsr-card {
  cursor: pointer;
  height: 280px;
  background-color: #ffffff;
  border: 2px solid #e0e0e0;
  border-radius: 30px;
  padding: 20px;
  text-align: center;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.fsr-card:hover {
  border-color: #0f1cd5;
  box-shadow: 0 4px 12px rgba(15, 28, 213, 0.1);
}

.fsr-card-inner {
  width: 100%;
  height: 100%;
  position: relative;
}

.fsr-card-front,
.fsr-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  box-sizing: border-box;
  border-radius: 18px;
  top: 0;
  left: 0;
}

.fsr-card-front {
  background-color: #ffffff;
  color: #000000;
  opacity: 1;
  transition: opacity 0.3s ease;
}

.fsr-card-back {
  background-color: #f5f5f5;
  color: #000000;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.fsr-card.fsr-card-flipped .fsr-card-front {
  opacity: 0;
}

.fsr-card.fsr-card-flipped .fsr-card-back {
  opacity: 1;
}

.fsr-card-front p {
  margin: 0;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.5;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.fsr-card-back p {
  margin: 0;
  font-size: 18px;
  line-height: 1.5;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.fsr-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
}

.fsr-nav button {
  background-color: #0f1cd5;
  color: rgb(255, 255, 255);
  border: none;
  border-radius: 8px;
  padding: 10px 16px;
  cursor: pointer;
}

.fsr-nav span {
  font-size: 16px;
  color: #000000;
}

@media (max-width: 1024px) {
  .fsr-container {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .fsr-menu {
    position: relative;
    top: 0;
    padding: 16px;
  }

  .fsr-button-container {
    display: flex;
    flex-direction: column;
    gap: 8px;

    max-height: 280px;
    overflow-y: auto;
    padding-right: 6px;
  }

  .fsr-button-container::-webkit-scrollbar {
    width: 8px;
  }

  .fsr-button-container::-webkit-scrollbar-track {
    background: #f5f5f5;
    border-radius: 8px;
  }

  .fsr-button-container::-webkit-scrollbar-thumb {
    background: #c8c8c8;
    border-radius: 8px;
  }

  .fsr-button-container::-webkit-scrollbar-thumb:hover {
    background: #999999;
  }

  .fsr-menu-button {
    flex: 1;
    min-width: 120px;
  }
}

@media (max-width: 768px) {
  .fsr-grid {
    grid-template-columns: 1fr;
  }

  .fsr-card {
    height: 240px;
  }

  .fsr-card-front p,
  .fsr-card-back p {
    font-size: 14px;
  }
}

/* ---------- Codenames ---------- */

.cn-container {
  --cn-red: #d64541;
  --cn-blue: #0f1cd5;
  --cn-bystander: #cfcfcf;
  --cn-assassin: #111111;
  margin-top: 24px;
  margin-bottom: 40px;
  max-width: 800px;
}

.cn-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.cn-start {
  background-color: #0f1cd5;
  color: rgb(255, 255, 255);
  border: none;
  border-radius: 8px;
  padding: 10px 16px;
  cursor: pointer;
}

/* next turn takes the color of the team that plays next */
.cn-next-red {
  background-color: var(--cn-red);
}

.cn-next-blue {
  background-color: var(--cn-blue);
}

.cn-start:disabled {
  background-color: #cfcfcf;
  color: #ffffff;
  cursor: not-allowed;
}

.cn-clue {
  width: 56px;
  padding: 8px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 16px;
  text-align: center;
}

.cn-clue:focus {
  outline: none;
  border-color: #0f1cd5;
}

.cn-clue:disabled {
  background-color: #f5f5f5;
}

.cn-status {
  font-size: 16px;
  font-weight: 600;
}

.cn-status-red {
  color: #d64541;
}

.cn-status-blue {
  color: #0f1cd5;
}

.cn-board {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}

.cn-card {
  cursor: pointer;
  height: 90px;
  background-color: #ffffff;
  border: 2px solid #e0e0e0;
  border-radius: 14px;
  padding: 6px;
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.cn-card:hover {
  border-color: #0f1cd5;
  box-shadow: 0 4px 12px rgba(15, 28, 213, 0.1);
}

.cn-card-inner {
  width: 100%;
  height: 100%;
  position: relative;
}

.cn-card-front,
.cn-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4px;
  box-sizing: border-box;
  border-radius: 9px;
  top: 0;
  left: 0;
  transition: opacity 0.3s ease;
}

.cn-card-front {
  background-color: #ffffff;
  color: #000000;
  opacity: 1;
}

.cn-card-back {
  opacity: 0;
}

.cn-card.cn-card-flipped .cn-card-front {
  opacity: 0;
}

.cn-card.cn-card-flipped .cn-card-back {
  opacity: 1;
}

.cn-card-front p,
.cn-card-back p {
  margin: 0;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.3;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.cn-label {
  margin-top: 2px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cn-red .cn-card-back       { background-color: var(--cn-red); color: #ffffff; }
.cn-blue .cn-card-back      { background-color: var(--cn-blue); color: #ffffff; }
.cn-bystander .cn-card-back { background-color: var(--cn-bystander); color: #000000; }
.cn-assassin .cn-card-back  { background-color: var(--cn-assassin); color: #ffffff; }

.cn-board.cn-frozen .cn-card {
  cursor: default;
}

.cn-board.cn-frozen .cn-card:not(.cn-card-flipped):hover {
  border-color: #e0e0e0;
  box-shadow: none;
}

.cn-card.cn-card-flipped {
  cursor: default;
  box-shadow: none;
}

.cn-red.cn-card-flipped       { border-color: var(--cn-red); }
.cn-blue.cn-card-flipped      { border-color: var(--cn-blue); }
.cn-bystander.cn-card-flipped { border-color: var(--cn-bystander); }
.cn-assassin.cn-card-flipped  { border-color: var(--cn-assassin); }

.cn-key-controls {
  display: flex;
  justify-content: center;
  margin-top: 16px;
}

.cn-key {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
  width: 240px;
  aspect-ratio: 1;
  padding: 10px;
  margin: 12px auto 0;
  background-color: #ffffff;
  border: 6px solid #e0e0e0;
  border-radius: 14px;
  box-sizing: border-box;
}

.cn-key[hidden] {
  display: none;
}

.cn-key-red  { border-color: var(--cn-red); }
.cn-key-blue { border-color: var(--cn-blue); }

.cn-key-cell {
  border-radius: 4px;
}

.cn-key-cell.cn-red       { background-color: var(--cn-red); }
.cn-key-cell.cn-blue      { background-color: var(--cn-blue); }
.cn-key-cell.cn-bystander { background-color: var(--cn-bystander); }
.cn-key-cell.cn-assassin  { background-color: var(--cn-assassin); }

@media (max-width: 768px) {
  .cn-board {
    gap: 6px;
  }

  .cn-card {
    height: 64px;
    padding: 3px;
    border-radius: 10px;
  }

  .cn-card-front,
  .cn-card-back {
    padding: 2px;
    border-radius: 7px;
  }

  .cn-card-front p,
  .cn-card-back p {
    font-size: 12px;
  }

  .cn-label {
    font-size: 8px;
  }

  .cn-key {
    width: 180px;
    padding: 8px;
    gap: 3px;
  }
}

/* ---------- mini-colloquia ---------- */

.mc-section {
  margin-top: 12px;
  margin-bottom: 40px;
}

.mc-list {
  display: grid;
  gap: 12px;
}

.mc-item {
  width: 100%;
  background: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 16px 20px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: box-shadow 0.22s ease, border-color 0.22s ease;
  color: #000000;
  overflow: hidden;
}

.mc-item:hover,
.mc-item:focus-within,
.mc-item.mc-open {
  box-shadow: 0 6px 18px rgba(0,0,0,0.06);
  border-color: #d0d0d0;
}

.mc-summary {
  display: flex;
  flex-direction: column;
  gap: 2px;

  align-items: flex-start;
}

.mc-date {
  font-weight: 600;
  font-size: 15px;
  color: #000000;
  margin: 0;
}

.mc-title {
  font-size: 15px;
  margin: 0;
  color: #000000;
}

.mc-details {
  grid-column: 1 / -1;
  max-height: 0;
  overflow: hidden;
  transition: max-height 240ms ease;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  padding-top: 0;
}

.mc-item:hover .mc-details,
.mc-item:focus-within .mc-details,
.mc-item.mc-open .mc-details {
  max-height: 200px;
  padding-top: 8px;
}

.mc-presenter,
.mc-keywords {
  font-size: 14px;
  margin: 0;
  color: #000000;
}

.mc-keywords span {
  font-style: italic;
}

@media (max-width: 780px) {
  .mc-item {
    grid-template-columns: 1fr;
  }
  .mc-details {
    grid-template-columns: 1fr;
  }
}

/* ---------- math tea flyer ---------- */

.tea-flyer {
  display: block;
  width: 100%;
  max-width: 320px;
  height: auto;
  margin: 18px auto 40px 18px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
}