.page-header,
.home-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
}
.eyebrow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--text-3);
  font-size: 9px;
  font-weight: 550;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
}
.eyebrow-line {
  height: 1px;
  width: 16px;
  background: var(--border-strong);
}
.page-description {
  color: var(--text-2);
  font-size: 12px;
  margin-top: 10px;
}
.button {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  border: 1px solid transparent;
}
.button .icon {
  width: 17px;
  height: 17px;
}
.primary {
  background: var(--accent);
  color: var(--accent-ink);
}
.secondary {
  background: var(--surface-2);
  border-color: var(--border-strong);
}
.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 10px;
  color: var(--text-2);
}
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  min-width: 0;
}
.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px 12px;
}
.section-heading h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}
.count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 6px;
  min-width: 20px;
  height: 20px;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-3);
  font-size: 10px;
  font-weight: 400;
  font-family: var(--mono);
}
.text-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  color: var(--text-2);
  white-space: nowrap;
  margin: -10px 0;
}
.text-link .icon {
  width: 13px;
  height: 13px;
}
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  text-align: center;
  gap: 8px;
}
.empty-icon {
  width: 44px;
  height: 44px;
  background: var(--surface-2);
  color: var(--accent);
  border-radius: 12px;
  display: grid;
  place-items: center;
  margin-bottom: 4px;
}
.empty-state p {
  max-width: 300px;
  font-size: 12px;
  color: var(--text-3);
}
.row-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--text-3);
  font-size: 10px;
}
.course-flag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-2);
  font-family: var(--mono);
  font-size: 10px;
}
.course-flag i {
  width: 5px;
  height: 5px;
  background: var(--course);
  border-radius: 50%;
  flex-shrink: 0;
}
.task-list {
  padding: 0 16px 4px;
}
.task-row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.task-row:last-child {
  border-bottom: 0;
}
.task-check {
  min-width: 44px;
  width: 44px;
  min-height: 44px;
  padding: 11px;
  position: relative;
  display: grid;
  place-items: center;
  margin-left: -8px;
  color: transparent;
  flex-shrink: 0;
}
.task-check::before {
  content: "";
  width: 19px;
  height: 19px;
  border: 1.5px solid #64736e;
  border-radius: 6px;
  position: absolute;
}
.task-check .icon {
  width: 14px;
  height: 14px;
  position: relative;
  z-index: 1;
}
.is-done .task-check {
  color: var(--accent-ink);
}
.is-done .task-check::before {
  background: var(--accent);
  border-color: var(--accent);
}
.task-body {
  min-width: 0;
  flex: 1;
}
.task-title {
  font-size: 12px;
  font-weight: 450;
  overflow-wrap: anywhere;
  line-height: 1.55;
}
.task-body .row-meta {
  margin-top: 5px;
}
.is-done .task-title {
  text-decoration: line-through;
  color: var(--text-3);
}
.due {
  border-radius: 5px;
  padding: 3px 6px;
  font-size: 9px;
  white-space: nowrap;
  flex-shrink: 0;
  color: var(--text-3);
}
.danger {
  color: var(--danger);
  background: var(--danger-soft);
}
.warning {
  color: var(--warning);
  background: var(--warning-soft);
}
.success {
  color: var(--success);
}
.course-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  min-width: 0;
}
.course-symbol {
  display: grid;
  place-items: center;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 44px;
  height: 48px;
  flex-shrink: 0;
  color: var(--course, var(--accent));
}
.course-body {
  min-width: 0;
  flex: 1;
}
.course-code {
  font: 10px var(--mono);
  color: var(--text-3);
  letter-spacing: 0.4px;
  margin-bottom: 6px;
}
.course-card h3 {
  font-size: 15px;
}
.course-english {
  color: var(--text-3);
  font-size: 11px;
  margin-top: 6px;
  min-height: 34px;
}
.course-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--text-3);
  font-size: 10px;
  margin-top: 12px;
}
.course-stats span + span::before {
  content: "·";
  margin-right: 12px;
  color: var(--border-strong);
}
.course-arrow {
  color: var(--text-3);
}
.course-arrow .icon {
  width: 14px;
  height: 14px;
}
.course-card.compact {
  border: 0;
  border-radius: 0;
  padding: 12px 0;
  gap: 10px;
  border-bottom: 1px solid var(--border);
  background: transparent;
}
.course-card.compact:last-child {
  border-bottom: 0;
}
.compact .course-symbol {
  width: 32px;
  height: 36px;
  border-radius: 8px;
}
.compact .course-symbol .icon {
  width: 17px;
  height: 17px;
}
.compact .course-code {
  font-size: 9px;
  margin-bottom: 3px;
}
.compact h3 {
  font-size: 12px;
}
.compact .course-stats {
  margin-top: 4px;
  font-size: 9px;
}
.session-list {
  padding: 0 20px;
}
.session-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--border);
  min-width: 0;
}
.session-row:last-child {
  border-bottom: 0;
}
.date-block {
  min-width: 40px;
  padding: 7px 4px;
  border-radius: 8px;
  background: var(--surface-2);
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.2;
}
.date-block span {
  color: var(--text-3);
  font-size: 9px;
}
.date-block strong {
  font-size: 20px;
  font-weight: 500;
  margin-top: 4px;
}
.session-body {
  flex: 1;
  min-width: 0;
}
.session-body h3 {
  font-size: 12px;
  font-weight: 450;
  margin: 5px 0;
  overflow-wrap: anywhere;
}
.session-row > .icon {
  width: 14px;
  height: 14px;
  color: var(--text-3);
}
.resource-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 9px;
  color: var(--text-3);
}
.resource-tags span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.resource-tags .icon {
  width: 11px;
  height: 11px;
}
.tabs {
  display: flex;
  gap: 4px;
  min-width: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
.tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 48px;
  padding: 10px 14px;
  color: var(--text-3);
  font-size: 12px;
  border-bottom: 2px solid transparent;
}
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.tab > span {
  font-size: 10px;
  color: var(--text-3);
}
.tab .icon {
  width: 16px;
  height: 16px;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-2);
  font-size: 11px;
  min-height: 44px;
  margin: -10px 0 16px;
}
.back-link .icon {
  width: 16px;
  height: 16px;
}
.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 8px;
  background: var(--surface-2);
  border-radius: 6px;
  font-size: 10px;
  white-space: nowrap;
}
.material-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
}
.material-row {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  min-width: 0;
}
.material-row > .icon {
  color: var(--text-2);
}
.material-row > div {
  flex: 1;
  min-width: 0;
}
.material-row strong {
  font-size: 12px;
  font-weight: 500;
  display: block;
  overflow-wrap: anywhere;
}
.material-row div > span {
  font-size: 10px;
  color: var(--text-3);
  display: block;
  margin-top: 4px;
}
.prose {
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.9;
  overflow-wrap: anywhere;
}
.prose ul {
  padding-left: 18px;
  margin: 12px 0;
}
.prose li + li {
  margin-top: 6px;
}
.note-content {
  padding: 8px 20px 20px;
}
.note-content h3 {
  color: var(--text-2);
  font-size: 12px;
}
.note-card .prose {
  padding: 0 20px 12px;
}
dialog {
  background: var(--surface);
  color: var(--text);
  width: calc(100% - 32px);
  max-width: 480px;
  max-height: calc(100dvh - 32px);
  overflow: auto;
  border: 1px solid var(--border-strong);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 24px 80px #0008;
}
dialog::backdrop {
  background: #060a0cbf;
}
.dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}
.dialog-header h2 {
  font-size: 22px;
}
.dialog-header .eyebrow {
  font-size: 8px;
  margin-bottom: 8px;
}
form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 12px;
  color: var(--text-2);
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.form-grid > label {
  min-width: 0;
}
.sheet {
  margin: auto 0 0;
  width: 100%;
  max-width: none;
  border-radius: 22px 22px 0 0;
  padding: 20px 24px max(24px, env(safe-area-inset-bottom));
}
.sheet-handle {
  width: 32px;
  height: 4px;
  border-radius: 4px;
  background: var(--border-strong);
  margin: -8px auto 20px;
}
.sheet .nav-link {
  min-height: 56px;
}
.toast {
  position: fixed;
  z-index: 100;
  bottom: calc(var(--bottom-height) + env(safe-area-inset-bottom) + 16px);
  left: 50%;
  transform: translate(-50%, 8px);
  max-width: calc(100% - 32px);
  width: max-content;
  padding: 12px 18px;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  background: #2a3830;
  color: var(--text);
  font-size: 12px;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 150ms,
    transform 150ms;
  box-shadow: 0 6px 24px #0004;
}
.toast.visible {
  opacity: 1;
  transform: translate(-50%, 0);
}
@media (hover: hover) and (pointer: fine) {
  .nav-link:hover,
  .bottom-item:hover,
  .icon-button:hover {
    background: var(--surface-hover);
    color: var(--text);
  }
  .button:hover {
    filter: brightness(1.08);
  }
  .course-card:hover,
  .search-result:hover,
  .session-row:hover,
  .agenda-item:hover,
  .map-node:hover {
    background: var(--surface-2);
  }
  .text-link:hover,
  .back-link:hover,
  .topbar-search:hover {
    color: var(--accent);
  }
  .task-check:hover::before {
    border-color: var(--accent);
  }
}
@media (min-width: 700px) {
  .toast {
    bottom: 24px;
  }
  .sheet {
    width: 420px;
    margin: auto;
    border-radius: 20px;
  }
}
@media (max-width: 499px) {
  h1 {
    font-size: 28px;
  }
  .page-header,
  .home-header {
    align-items: flex-start;
    gap: 12px;
  }
  .home-header {
    flex-wrap: wrap;
  }
  .home-header .eyebrow {
    font-size: 8px;
    letter-spacing: 0.8px;
  }
  .home-header .button {
    min-height: 40px;
    padding: 9px 12px;
    font-size: 11px;
  }
  .section-heading {
    padding: 16px 16px 10px;
  }
  .task-list {
    padding: 0 12px 4px;
  }
  .task-row {
    gap: 6px;
  }
  .session-list {
    padding: 0 16px;
  }
  .tab {
    padding: 10px 12px;
  }
  .task-title {
    font-size: 12px;
  }
}