/* ===== TODAY Layout ===== */
.today-layout {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 24px;
  margin-bottom: 20px;
}

.today-main {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.today-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

/* ===== Section Labels ===== */
.section-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  line-height: 1;
}

.section-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  min-width: 0;
}

/* ===== Header Row ===== */
.today-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
  flex-wrap: wrap;
}

.today-date-block {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.today-date-main {
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--color-text);
}

.today-date-sub {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.today-clock {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  line-height: 1;
}

.today-clock .seconds {
  color: var(--color-text-tertiary);
  font-size: var(--text-sm);
}

/* ===== Status Block ===== */
.today-status {
  padding: 0;
  border-left: 2px solid var(--color-border);
  padding-left: 16px;
  transition: border-color var(--transition-fast);
  min-width: 0;
}

.today-status.accent-primary { border-left-color: var(--color-primary); }
.today-status.accent-warning { border-left-color: var(--color-warning); }
.today-status.accent-success { border-left-color: var(--color-success); }
.today-status.accent-muted { border-left-color: var(--color-text-tertiary); }
.today-status.accent-before { border-left-color: var(--color-text-tertiary); }
.today-status.accent-info { border-left-color: var(--color-primary); }

@keyframes statusSwap {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.status-main {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.status-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1;
  padding: 0;
  margin-bottom: 2px;
}

.status-tag.accent-primary { color: var(--color-primary); }
.status-tag.accent-warning { color: var(--color-warning); }
.status-tag.accent-success { color: var(--color-success); }
.status-tag.accent-muted { color: var(--color-text-tertiary); }
.status-tag.accent-before { color: var(--color-text-tertiary); }
.status-tag.accent-info { color: var(--color-primary); }

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.status-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.status-title:active { opacity: 0.8; }

.status-title.muted {
  color: var(--color-text-secondary);
  font-weight: 600;
}

.status-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: var(--text-base);
  color: var(--color-text-secondary);
}

.dot-sep {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--color-text-tertiary);
  flex-shrink: 0;
}

.status-section {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  margin-top: 1px;
}

.status-countdown {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.countdown-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

.countdown-value {
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  transition: color var(--transition-fast);
}

.countdown-sec {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.accent-primary .countdown-value { color: var(--color-primary); }

.status-progress-mini {
  height: 2px;
  background: var(--color-border-light);
  border-radius: 1px;
  overflow: hidden;
  margin-top: 3px;
}

.status-progress-mini-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 1px;
  transition: width 1s linear;
}

.status-sub {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

/* Current free time display in status */
.status-freetime-now {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--color-border-light);
  font-size: var(--text-sm);
}

.ft-now-label {
  color: var(--color-text-tertiary);
  font-size: var(--text-xs);
}

.ft-now-value {
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--color-primary);
}

.ft-now-sub {
  color: var(--color-text-tertiary);
  font-size: var(--text-xs);
}

/* Remaining courses */
.status-remaining {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.status-remaining .mono {
  color: var(--color-text);
  font-weight: 600;
}

/* Next course preview in status */
.status-next {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--color-border-light);
  font-size: var(--text-sm);
}

.next-prefix {
  color: var(--color-text-tertiary);
  font-weight: 500;
  flex-shrink: 0;
  font-size: var(--text-xs);
}

.next-name {
  color: var(--color-text);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  min-width: 0;
}

.next-time {
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

/* Next free time in status */
.status-next-free {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}

.nf-label {
  color: var(--color-text-tertiary);
}

.nf-value {
  font-weight: 600;
  color: var(--color-text);
}

.nf-time {
  color: var(--color-text-tertiary);
  margin-left: auto;
}

/* ===== Stats Row ===== */
.today-stats-row {
  display: flex;
  gap: 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 8px 0;
  min-width: 0;
}

.stat-inline {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 12px;
  border-right: 1px solid var(--color-border-light);
  min-width: 0;
}

.stat-inline:first-child { padding-left: 0; }
.stat-inline:last-child {
  border-right: none;
  padding-right: 0;
}

.stat-inline-label {
  font-size: 9px;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-inline-value {
  font-size: var(--text-body);
  font-weight: 700;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* ===== Semester Progress ===== */
.today-semester {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.semester-week {
  display: flex;
  align-items: baseline;
  gap: 4px;
  flex-wrap: wrap;
  min-width: 0;
}

.semester-week-num {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.semester-week-divider {
  color: var(--color-text-tertiary);
  font-size: var(--text-sm);
}

.semester-week-total {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  font-variant-numeric: tabular-nums;
}

.semester-percent {
  margin-left: auto;
  font-size: 10px;
  color: var(--color-text-tertiary);
  font-weight: 500;
}

.semester-bar {
  height: 3px;
  background: var(--color-border-light);
  border-radius: 2px;
  overflow: hidden;
}

.semester-bar-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width var(--transition-slow);
}

.semester-date {
  font-size: 10px;
  color: var(--color-text-tertiary);
  font-family: var(--font-mono);
}

/* ===== Free Time ===== */
.today-freetime {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.freetime-row {
  display: flex;
  gap: 16px;
  min-width: 0;
}

.freetime-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.freetime-label {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.freetime-value {
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* ===== Next class day (no class today) ===== */
.today-next-day {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.next-day-date {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1;
}

.next-day-info {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.next-day-first {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  padding-top: 6px;
  border-top: 1px solid var(--color-border-light);
  font-size: var(--text-sm);
}

.next-day-first-time {
  color: var(--color-primary);
  font-weight: 600;
  flex-shrink: 0;
}

.next-day-first-name {
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  min-width: 0;
}

/* ===== Empty day section ===== */
.today-empty-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  text-align: center;
  gap: 10px;
  border-top: 1px solid var(--color-border-light);
  margin-top: 8px;
}

.empty-day-icon {
  width: 40px;
  height: 40px;
  color: var(--color-text-tertiary);
  opacity: 0.5;
}

.empty-day-icon svg {
  width: 100%;
  height: 100%;
}

.empty-day-title {
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--color-text-secondary);
}

.empty-day-sub {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

/* ===== Timeline ===== */
.today-timeline-section {
  margin-top: 4px;
  min-width: 0;
}

.today-timeline {
  display: flex;
  flex-direction: column;
  position: relative;
  min-width: 0;
}

.tl-empty {
  padding: 32px 0;
  text-align: center;
  color: var(--color-text-tertiary);
  font-size: var(--text-body);
}

.tl-item {
  display: flex;
  align-items: stretch;
  gap: 12px;
  padding: 8px 0;
  cursor: pointer;
  transition: background var(--transition-fast);
  border-radius: var(--radius-sm);
  position: relative;
  min-width: 0;
}

.tl-item:active {
  background: var(--color-surface-subtle);
}

.tl-item:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.tl-time {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  width: 46px;
  flex-shrink: 0;
  padding-top: 2px;
  gap: 1px;
}

.tl-start {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.tl-end {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.tl-marker {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border);
  border: 2px solid var(--color-surface);
  flex-shrink: 0;
  margin-top: 4px;
  position: relative;
  z-index: 1;
  transition: background var(--transition-fast), box-shadow var(--transition-fast);
}

.tl-marker.active {
  background: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
  animation: tlPulse 2s ease-in-out infinite;
}

@keyframes tlPulse {
  0%, 100% { box-shadow: 0 0 0 3px var(--color-primary-light); }
  50% { box-shadow: 0 0 0 6px rgba(37, 99, 235, 0.1); }
}

.tl-content {
  flex: 1;
  min-width: 0;
  padding-bottom: 0;
}

.tl-name {
  font-size: var(--text-body);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
  transition: color var(--transition-fast);
}

.tl-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
  margin-top: 2px;
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}

.tl-section {
  color: var(--color-text);
  font-weight: 500;
}

.tl-loc {
  color: var(--color-text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 160px;
}

.tl-teacher {
  color: var(--color-text-tertiary);
}

/* Past / Finished state */
.tl-item.tl-finished {
  opacity: 0.4;
}

.tl-item.tl-finished .tl-marker {
  background: var(--color-text-tertiary);
}

/* Current / In-progress state */
.tl-item.tl-in-progress .tl-name {
  color: var(--color-primary);
}

/* Next state highlight */
.tl-item.tl-next .tl-marker {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
}

/* Timeline connector line */
.tl-item::after {
  content: '';
  position: absolute;
  left: 54px;
  top: 15px;
  bottom: -7px;
  width: 1px;
  background: var(--color-border-light);
  z-index: 0;
}

.tl-item:last-child::after {
  display: none;
}

/* Gap between courses */
.tl-gap {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 3px 0 3px 58px;
  position: relative;
}

.tl-gap-line {
  flex: 1;
  height: 1px;
  background: var(--color-border-light);
  min-width: 0;
}

.tl-gap-text {
  font-size: 9px;
  color: var(--color-text-tertiary);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 6px;
  font-variant-numeric: tabular-nums;
}

.tl-gap-now {
  color: var(--color-primary);
  font-weight: 600;
}

.tl-gap.now .tl-gap-line {
  background: var(--color-primary-light);
}

.tl-gap.lunch .tl-gap-text {
  color: var(--color-warning);
}

.tl-gap.lunch .tl-gap-line {
  background: var(--color-warning-light);
}

/* End of day */
.tl-end {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 0 0 0;
  position: relative;
}

.tl-end-marker {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-text-tertiary);
  margin-left: 54px;
  flex-shrink: 0;
  transition: background var(--transition-fast);
}

.tl-end.done .tl-end-marker {
  background: var(--color-success);
}

.tl-end-text {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

.tl-end-time {
  color: var(--color-text-tertiary);
  font-size: var(--text-xs);
}

/* Badge */
.badge-muted {
  background: var(--color-surface-subtle);
  color: var(--color-text-tertiary);
  font-size: 10px;
  padding: 2px 6px;
}