/* Roll call — page-specific (DESIGN.md) */

.rc-page {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: var(--spacing-24);
}

.rc-page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-16);
  margin-bottom: var(--spacing-32);
}

.rc-page-header h1 {
  font-size: var(--text-subheading);
  font-weight: var(--font-weight-w510);
  color: var(--color-paper);
  letter-spacing: var(--tracking-subheading);
  margin-top: var(--spacing-8);
}

.rc-section {
  margin-bottom: var(--spacing-32);
}

.rc-section h2 {
  font-size: var(--text-body-lg);
  font-weight: var(--font-weight-w510);
  color: var(--color-paper);
  margin-bottom: var(--spacing-16);
}

.rc-toast {
  position: fixed;
  top: 72px;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--spacing-12) var(--spacing-24);
  border-radius: var(--radius-pills);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  font-size: var(--text-caption);
  border: 0.5px solid var(--color-graphite);
  box-shadow: var(--shadow-xl);
}

.rc-toast.is-visible {
  opacity: 1;
}

.rc-toast--success {
  background: rgba(39, 166, 68, 0.15);
  color: var(--color-pulse-green);
}

.rc-toast--error {
  background: rgba(235, 87, 87, 0.15);
  color: var(--color-coral-red);
}

.rc-toast--info {
  background: var(--color-carbon);
  color: var(--color-mist);
}

.rc-upload-area {
  border: 1px dashed var(--color-smoke);
  border-radius: var(--radius-cards);
  padding: var(--spacing-48) var(--spacing-24);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  background: rgba(255, 255, 255, 0.02);
}

.rc-upload-area:hover,
.rc-upload-area.is-dragover {
  border-color: var(--color-acid-lime);
  background: rgba(228, 242, 34, 0.04);
}

.rc-upload-icon {
  font-size: 32px;
  margin-bottom: var(--spacing-12);
  color: var(--color-fog);
}

.rc-upload-area p {
  color: var(--color-mist);
  margin-bottom: var(--spacing-4);
}

.rc-upload-hint {
  font-size: var(--text-caption);
  color: var(--color-fog);
}

.rc-file-info {
  margin-top: var(--spacing-16);
}

.rc-file-info.is-hidden,
.rc-column-selection.is-hidden,
.rc-students-preview.is-hidden,
.rc-feedback-buttons.is-hidden {
  display: none;
}

.rc-file-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-12);
  background: var(--color-obsidian);
  border-radius: var(--radius-buttons);
  border: 0.5px solid var(--color-graphite);
}

.rc-file-name {
  color: var(--color-mist);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  max-width: 24rem;
}

.rc-remove-file {
  background: none;
  border: none;
  color: var(--color-coral-red);
  cursor: pointer;
  font-size: 18px;
  padding: var(--spacing-4);
}

.rc-column-selection {
  margin-top: var(--spacing-16);
}

.rc-column-selection label {
  display: block;
  color: var(--color-mist);
  margin-bottom: var(--spacing-8);
  font-size: var(--text-caption);
}

.rc-column-selection select {
  width: 100%;
  padding: var(--spacing-12) 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-inputs);
  background: rgba(255, 255, 255, 0.02);
  color: var(--color-mist);
  font-family: var(--font-inter-variable);
  font-size: 14px;
  margin-bottom: var(--spacing-12);
}

.rc-students-preview h3 {
  font-size: var(--text-caption);
  font-weight: var(--font-weight-w510);
  color: var(--color-mist);
  margin-bottom: var(--spacing-8);
}

.rc-students-list-wrap {
  max-height: 160px;
  overflow-y: auto;
  padding: var(--spacing-12);
  background: var(--color-obsidian);
  border-radius: var(--radius-buttons);
  border: 0.5px solid var(--color-graphite);
}

.rc-students-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-8);
}

.rc-student-tag {
  padding: 4px var(--spacing-12);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-mist);
  border-radius: var(--radius-pills);
  font-size: var(--text-caption);
}

.rc-name-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 240px;
  background: var(--color-obsidian);
  border-radius: var(--radius-cards);
  border: 0.5px solid var(--color-graphite);
  box-shadow: var(--shadow-subtle);
  margin-bottom: var(--spacing-24);
  overflow: hidden;
  position: relative;
}

@media (min-width: 768px) {
  .rc-name-display {
    min-height: 280px;
  }
}

.rc-display-text {
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  font-weight: var(--font-weight-w510);
  color: var(--color-paper);
  text-align: center;
  padding: var(--spacing-24);
  transition: transform 0.1s;
  letter-spacing: -0.02em;
}

.rc-display-hint {
  color: var(--color-fog);
  font-size: var(--text-caption);
  margin-top: var(--spacing-8);
}

.rc-shine-effect {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
  transform: rotate(45deg) translateX(-100%);
  opacity: 0;
  transition: opacity 0.5s, transform 0.5s;
  pointer-events: none;
}

.rc-controls {
  display: flex;
  justify-content: center;
  gap: var(--spacing-16);
  flex-wrap: wrap;
}

.rc-btn-stop {
  border-color: var(--color-coral-red) !important;
  color: var(--color-coral-red) !important;
}

.rc-feedback-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-16);
  margin-top: var(--spacing-24);
  flex-wrap: wrap;
}

.rc-btn-correct {
  border: 1px solid var(--color-pulse-green);
  color: var(--color-pulse-green);
  background: rgba(39, 166, 68, 0.08);
}

.rc-btn-effort {
  border: 1px solid var(--color-smoke);
  color: var(--color-mist);
  background: transparent;
}

.rc-history-list {
  max-height: 320px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-12);
}

.rc-history-empty {
  text-align: center;
  color: var(--color-fog);
  padding: var(--spacing-48) var(--spacing-24);
}

.rc-history-item {
  padding: var(--spacing-12) var(--spacing-16);
  border-radius: var(--radius-buttons);
  border: 0.5px solid var(--color-graphite);
  background: var(--color-obsidian);
  animation: rc-fade-in 0.3s ease;
}

.rc-history-item--correct {
  border-color: rgba(39, 166, 68, 0.4);
}

.rc-history-item--effort {
  border-color: rgba(235, 87, 87, 0.3);
}

.rc-history-item.is-latest {
  box-shadow: 0 0 0 1px var(--color-acid-lime);
}

.rc-history-item__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--spacing-12);
}

.rc-history-item__name {
  font-weight: var(--font-weight-w510);
  color: var(--color-paper);
}

.rc-history-item__msg {
  font-size: var(--text-caption);
  color: var(--color-fog);
  margin-top: var(--spacing-4);
}

.rc-history-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--spacing-8);
  border-radius: var(--radius-badges);
  font-size: 11px;
  white-space: nowrap;
}

.rc-history-badge--correct {
  background: rgba(39, 166, 68, 0.15);
  color: var(--color-pulse-green);
}

.rc-history-badge--effort {
  background: rgba(235, 87, 87, 0.12);
  color: var(--color-coral-red);
}

.rc-history-time {
  font-size: 11px;
  color: var(--color-fog);
  margin-top: var(--spacing-4);
  text-align: right;
}

.rc-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(8, 9, 10, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 150;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  padding: var(--spacing-16);
}

.rc-modal-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

.rc-modal {
  background: var(--color-carbon);
  border-radius: var(--radius-cards);
  border: 0.5px solid var(--color-graphite);
  box-shadow: var(--shadow-xl);
  padding: var(--spacing-32);
  max-width: 28rem;
  width: 100%;
  transform: scale(0.95);
  transition: transform 0.3s;
}

.rc-modal-overlay.is-open .rc-modal {
  transform: scale(1);
}

.rc-modal--wide {
  max-width: 32rem;
  max-height: 90vh;
  overflow-y: auto;
}

.rc-modal__icon {
  font-size: 48px;
  text-align: center;
  margin-bottom: var(--spacing-16);
}

.rc-modal__icon--success {
  color: var(--color-pulse-green);
}

.rc-modal__icon--effort {
  color: var(--color-coral-red);
}

.rc-modal__title {
  font-size: var(--text-body-lg);
  font-weight: var(--font-weight-w510);
  color: var(--color-paper);
  text-align: center;
  margin-bottom: var(--spacing-8);
}

.rc-modal__message {
  font-size: var(--text-body-sm);
  color: var(--color-fog);
  text-align: center;
  margin-bottom: var(--spacing-24);
  line-height: 1.6;
}

.rc-modal__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-20);
}

.rc-modal__head h3 {
  font-size: var(--text-body-lg);
  font-weight: var(--font-weight-w510);
  color: var(--color-paper);
}

.rc-modal-close {
  background: none;
  border: none;
  color: var(--color-fog);
  font-size: 20px;
  cursor: pointer;
  padding: var(--spacing-4);
}

.rc-settings-group {
  margin-bottom: var(--spacing-24);
}

.rc-settings-group h4 {
  font-size: var(--text-caption);
  font-weight: var(--font-weight-w510);
  color: var(--color-mist);
  margin-bottom: var(--spacing-8);
}

.rc-settings-group textarea {
  width: 100%;
  min-height: 120px;
  padding: var(--spacing-12);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-inputs);
  background: rgba(255, 255, 255, 0.02);
  color: var(--color-mist);
  font-family: var(--font-inter-variable);
  font-size: 14px;
  resize: vertical;
}

.rc-settings-hint {
  font-size: 11px;
  color: var(--color-fog);
  margin-top: var(--spacing-4);
}

.rc-modal-actions {
  display: flex;
  justify-content: center;
  gap: var(--spacing-12);
}

.rc-modal-actions .btn-full {
  width: 100%;
}

#animation-container {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 140;
  overflow: hidden;
}

@keyframes rc-fade-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes rc-float-up {
  0% { transform: translateY(100vh); opacity: 1; }
  100% { transform: translateY(-100vh); opacity: 0; }
}

@keyframes rc-confetti {
  0% { transform: translateY(0) rotate(0deg); opacity: 1; }
  100% { transform: translateY(100vh) rotate(360deg); opacity: 0; }
}

@keyframes rc-pop {
  0% { transform: scale(0.5); opacity: 0; }
  70% { transform: scale(1.05); }
  100% { transform: scale(1); opacity: 1; }
}

.rc-particle {
  position: absolute;
  pointer-events: none;
}