:root {
  --box-bg: rgba(255, 255, 255, 0.72);
  --chip: #1f6b4f;
  --chip-text: #fff;
  --drop-active: rgba(15, 122, 85, 0.16);
}

.page-progress {
  width: min(1400px, calc(100% - 1.5rem));
}

.login-card {
  max-width: 34rem;
}

.progress-error {
  margin: 0.75rem 0 0;
  color: var(--done);
  font-size: 0.9rem;
  font-weight: 600;
}

.progress-error[hidden],
#board-screen[hidden],
#login-screen[hidden] {
  display: none;
}

.progress-toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 0.75rem;
  margin: 0 0 0.85rem;
  align-items: stretch;
}

.progress-panel {
  margin: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.add-student-form {
  min-width: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.add-student-form .sound-controls {
  flex-wrap: wrap;
  margin-top: 0.15rem;
}

.add-student-form #student-name {
  flex: 1 1 10rem;
  max-width: none;
  width: auto;
  min-width: 0;
}

.add-student-form .btn {
  flex: 0 0 auto;
  white-space: nowrap;
}

.progress-sync {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  min-width: 0;
  width: 100%;
  height: 100%;
}

.sync-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 0.85rem;
}

.progress-sync .btn {
  flex: 0 0 auto;
  white-space: nowrap;
}

.progress-sync .saved-notice {
  margin-top: auto;
}

.sync-status {
  margin: 0;
  flex: 1 1 10rem;
  min-width: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 600;
}

.role-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.55rem 0.9rem;
  background: rgba(15, 122, 85, 0.12);
  color: var(--accent-deep);
  font-size: 0.85rem;
  font-weight: 700;
}

.role-badge.is-master {
  background: rgba(180, 35, 24, 0.12);
  color: var(--done);
}

.access-panel {
  margin: 0 0 0.85rem;
}

.access-panel-grid {
  display: grid;
  grid-template-columns: minmax(12rem, 0.9fr) minmax(0, 1.4fr);
  gap: 0.85rem 1rem;
  align-items: start;
}

.access-panel-grid #access-manage {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 0.85rem 1rem;
  align-items: start;
}

.access-panel-grid #access-manage[hidden],
.access-panel-grid #access-login-form[hidden],
.master-access-tools[hidden],
#progress-tools[hidden] {
  display: none;
}

.page-settings .progress-toolbar {
  margin-bottom: 0.85rem;
}

.change-access-form .sound-controls {
  align-items: stretch;
}

.change-access-form .duration-input {
  flex: 1 1 8rem;
  min-width: 0;
}

.page-progress > .saved-notice {
  margin: 0 0 0.75rem;
}

.progress-legend {
  margin: 0 0 0.85rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.45;
}

.progress-board {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(18rem, 20rem);
  gap: 0.75rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scroll-snap-type: x proximity;
  align-items: start;
}

.club-column {
  scroll-snap-align: start;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  box-shadow: var(--shadow);
  padding: 0.8rem;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  align-self: start;
}

.club-column-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-align: center;
}

.club-column-note {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.78rem;
  text-align: center;
}

.club-column-forced {
  border-style: dashed;
  opacity: 0.88;
}

.club-column-forced .club-column-note {
  color: var(--accent-deep);
  font-weight: 600;
}

.progress-box {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  height: auto;
  min-height: 4.25rem;
  border: 1.5px dashed rgba(18, 35, 28, 0.22);
  border-radius: 0.85rem;
  background: var(--box-bg);
  padding: 0.45rem;
  transition:
    border-color 0.15s ease,
    background 0.15s ease,
    min-height 0.15s ease;
}

.progress-box[data-count="0"] {
  min-height: 4.25rem;
}

.progress-box:not([data-count="0"]) {
  min-height: 0;
}

.progress-box.is-drop-target {
  border-color: var(--accent);
  background: var(--drop-active);
}

.progress-box-label {
  margin: 0 0 0.35rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.progress-box-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(5.4rem, 1fr));
  gap: 0.3rem;
  align-content: start;
  flex: 0 0 auto;
  min-height: 0;
}

.progress-box[data-count="0"] .progress-box-list {
  min-height: 2rem;
}

.student-chip {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.2rem;
  width: 100%;
  min-width: 0;
  border: 0;
  border-radius: 0.55rem;
  background: var(--chip);
  color: var(--chip-text);
  padding: 0.28rem 0.2rem 0.28rem 0.45rem;
  font-family: var(--font-body);
  font-size: 0.74rem;
  font-weight: 600;
  line-height: 1.15;
  cursor: grab;
  user-select: none;
  box-shadow: 0 4px 10px rgba(18, 35, 28, 0.1);
}

.student-chip:active {
  cursor: grabbing;
}

.student-chip.is-dragging {
  opacity: 0.45;
}

.student-chip-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
  flex: 1;
}

.student-chip-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.12rem;
  flex: 0 0 auto;
}

.student-chip-undo,
.student-chip-remove {
  appearance: none;
  border: 0;
  border-radius: 999px;
  flex: 0 0 auto;
  width: 1.15rem;
  height: 1.15rem;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  cursor: pointer;
}

.student-chip-undo {
  background: #fff1f0;
  color: var(--done);
}

.student-chip-undo svg {
  width: 0.72rem;
  height: 0.72rem;
  fill: currentColor;
}

.student-chip-remove {
  font-size: 0.85rem;
  line-height: 1;
}

.student-chip-undo:hover {
  background: #ffd9d6;
  color: #931c13;
}

.student-chip-remove:hover {
  background: rgba(255, 255, 255, 0.35);
}

.progress-empty {
  margin: 0;
  color: rgba(42, 66, 55, 0.55);
  font-size: 0.8rem;
  font-style: italic;
}

@media (max-width: 900px) {
  .progress-toolbar,
  .access-panel-grid,
  .access-panel-grid #access-manage {
    grid-template-columns: 1fr;
  }
}