*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #000000;
  --surface: #1c2127;
  --surface-light: #2a3139;
  --text: #ffffff;
  --text-muted: #8b949e;
  --border: #3d444d;
  --exam-border: #f5a623;
  --exam-glow: rgba(245, 166, 35, 0.35);
  --edit-color: #007E65;
  --edit-glow: rgba(0, 126, 101, 0.35);
  --ausfall-color: #E3010F;
  --ausfall-glow: rgba(227, 1, 15, 0.4);
  --accent: #58a6ff;
  --danger: #f85149;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

html, body {
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.3;
  overflow: hidden;
}

body:not(.is-logged-in) .untis-app > :not(.app-top-bar) {
  display: none;
}

body:not(.is-logged-in) #lesson-view,
body:not(.is-logged-in) .modal:not(#login-modal) {
  display: none !important;
}

.untis-app {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100dvh;
  position: relative;
}

.app-top-bar {
  flex-shrink: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0.45rem 1rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  z-index: 30;
}

.login-shell {
  position: relative;
  display: flex;
  justify-content: center;
}

.login-dropdown {
  position: relative;
}

.login-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
  padding: 0.25rem 0.35rem;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-size: 0.92rem;
  cursor: pointer;
  border-radius: 6px;
}

.login-trigger:hover,
.login-trigger:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.login-trigger-name {
  max-width: 14rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.login-trigger-chevron {
  width: 1.1rem;
  height: 1.1rem;
  flex-shrink: 0;
  opacity: 0.85;
}

.login-menu {
  position: absolute;
  top: calc(100% + 0.35rem);
  left: 50%;
  transform: translateX(-50%);
  min-width: 13rem;
  padding: 0.35rem 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
  z-index: 40;
}

.login-menu[hidden] {
  display: none;
}

.login-menu-section {
  padding: 0 0.35rem;
}

.login-menu-label {
  margin: 0.15rem 0.5rem 0.35rem;
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.login-menu-account,
.login-menu-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: calc(100% - 0.7rem);
  margin: 0 0.35rem;
  padding: 0.5rem 0.55rem;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 0.84rem;
  text-align: left;
  cursor: pointer;
}

.login-menu-account:hover,
.login-menu-action:hover {
  background: rgba(255, 255, 255, 0.06);
}

.login-menu-account.is-active {
  background: rgba(255, 255, 255, 0.08);
  cursor: default;
}

.login-menu-account-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.login-menu-account-role {
  font-size: 0.72rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.login-menu-divider {
  margin: 0.35rem 0;
  border-top: 1px solid var(--border);
}

.login-menu-action {
  justify-content: flex-start;
}

.login-menu-action-danger {
  color: #ff8a8f;
}

.btn-compact {
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
}

.mode-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 1rem;
  font-size: 0.82rem;
  flex-shrink: 0;
}

.mode-banner[hidden] {
  display: none;
}

.mode-banner-exam {
  background: #3d2e00;
  color: #ffd866;
}

.mode-banner-edit {
  background: #003d32;
  color: #7dffe0;
}

.mode-banner-ausfall {
  background: #3a0808;
  color: #ff8a8f;
}

.mode-banner-plan {
  background: #2e1065;
  color: #d8b4fe;
}

.mode-banner-homework {
  background: #2a2a2a;
  color: #d1d5db;
}

.mode-banner-cancel {
  background: transparent;
  border: 1px solid currentColor;
  color: inherit;
  border-radius: 6px;
  padding: 0.2rem 0.55rem;
  font: inherit;
  font-size: 0.75rem;
  cursor: pointer;
  flex-shrink: 0;
}

.timetable-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.timetable-scroll {
  flex: 1;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0.5rem 0.2rem 0.5rem;
}

.week-header {
  display: grid;
  grid-template-columns: 3rem repeat(5, minmax(0, 1fr));
  flex-shrink: 0;
  width: 100%;
  padding: 0.15rem 0.25rem 0.35rem;
  gap: 0.25rem;
}

.kw-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.35rem 0.15rem;
  font-size: 0.65rem;
  color: var(--text-muted);
  line-height: 1.2;
}

.kw-label {
  font-size: 0.6rem;
}

.kw-num {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
}

.kw-month {
  font-size: 0.6rem;
}

.day-headers {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  grid-column: 2 / -1;
}

.day-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.35rem 0;
}

.day-header-today .day-num {
  background: var(--text);
  color: var(--bg);
  border-radius: 50%;
  width: 1.35rem;
  height: 1.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.day-name {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.day-num {
  font-size: 0.95rem;
  font-weight: 600;
}

.timetable {
  position: relative;
  display: grid;
  grid-template-columns: 3rem repeat(5, minmax(0, 1fr));
  width: 100%;
  gap: 0.25rem;
  padding: 0.15rem 0.25rem 0.5rem;
}

.veranstaltung-overlay-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 25;
}

.veranstaltung-overlay-layer .lesson-card {
  position: absolute;
  pointer-events: auto;
  margin: 0;
  height: auto;
  min-height: 2.2rem;
  z-index: 1;
}

.lesson-card-veranstaltung-overlay {
  overflow: hidden;
  box-shadow: inset 0 0 0 1px var(--edit-color), 0 0 12px var(--edit-glow);
}

.time-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 0.12rem;
  padding: 0.35rem 0.15rem;
  font-size: 0.62rem;
  color: var(--text-muted);
  min-height: 5.5rem;
  line-height: 1.15;
}

.time-start,
.time-end {
  font-size: 0.58rem;
}

.time-fill {
  flex: 1;
  min-height: 0.2rem;
}

.time-period {
  font-size: 0.78rem;
  color: var(--text);
  font-weight: 600;
}

.time-period-2 {
  margin-top: 0.08rem;
}

.day-cell {
  padding: 0;
  min-height: 5.5rem;
  background: transparent;
  overflow: visible;
}

.day-cell-split {
  display: flex;
  gap: 0.25rem;
  padding: 0;
  overflow: visible;
}

.day-cell-v-start {
  position: relative;
  overflow: visible;
  z-index: 30;
  pointer-events: none;
}

.day-cell-v-start .lesson-split-right,
.day-cell-v-start .lesson-card {
  pointer-events: auto;
}

.day-cell-v-covered {
  overflow: visible;
  z-index: 1;
  pointer-events: none;
}

.day-cell-v-covered .lesson-split-right {
  pointer-events: auto;
}

.day-cell-v-covered .lesson-split-left-v-covered {
  pointer-events: auto;
  cursor: pointer;
}

.lesson-split-left-v-spacer {
  flex: 1 1 calc(50% - 0.125rem);
  min-width: 0;
  min-height: 5.5rem;
  pointer-events: none;
}

.lesson-split-left-v-spacer .lesson-card {
  pointer-events: auto;
}

.lesson-split-left-v-covered {
  flex: 1 1 calc(50% - 0.125rem);
  min-width: 0;
  min-height: 5.5rem;
}

.lesson-card-veranstaltung {
  background: rgba(0, 126, 101, 0.2);
  box-shadow: inset 0 0 0 1px var(--edit-color), 0 0 12px var(--edit-glow);
}

.lesson-card-veranstaltung::before {
  background: var(--edit-color);
}

.lesson-card-veranstaltung-span::before {
  top: 0.45rem;
  bottom: 0.45rem;
  background: var(--edit-color);
}

.lesson-card-veranstaltung-compact {
  min-height: 0;
  padding: 0.15rem 1.4rem 0.15rem 0.55rem;
  justify-content: center;
  overflow: hidden;
  gap: 0;
}

.lesson-card-veranstaltung-compact .lesson-subject {
  color: var(--text);
  font-size: 0.76rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
}

.lesson-split-left .lesson-card-veranstaltung-split {
  width: 100%;
  min-height: 5.5rem;
  height: 100%;
}

.modal-slot-label {
  margin: -0.35rem 0 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.lesson-split-left,
.lesson-split-right {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.lesson-split-left {
  flex: 1 1 calc(50% - 0.125rem);
}

.lesson-split-right {
  flex: 1 1 calc(50% - 0.125rem);
}

.lesson-split-right-empty {
  min-height: 5.5rem;
  pointer-events: none;
}

.lesson-split-left .lesson-card,
.lesson-split-right .lesson-card {
  min-height: 5.5rem;
  height: 100%;
}

.lesson-card-alternativ {
  box-shadow: inset 0 0 0 1px var(--edit-color), 0 0 8px var(--edit-glow);
}

.lesson-card-zusatzstunde {
  background: rgba(0, 126, 101, 0.2);
  box-shadow: inset 0 0 0 1px var(--edit-color), 0 0 12px var(--edit-glow);
}

.lesson-card-zusatzstunde::before {
  background: var(--edit-color);
}

.lesson-card-alternativ.lesson-card-veranstaltung {
  background: rgba(0, 126, 101, 0.2);
  box-shadow: inset 0 0 0 1px var(--edit-color), 0 0 12px var(--edit-glow);
}

.lesson-card-alternativ.lesson-card-exam {
  box-shadow: inset 0 0 0 1px var(--exam-border), 0 0 12px var(--exam-glow);
}

.lesson-card-ausfall-slot {
  box-shadow: inset 0 0 0 1px var(--ausfall-color), 0 0 8px var(--ausfall-glow);
}

.pruefung-tag[hidden] {
  display: none;
}

.alt-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
  line-height: 1.2;
  flex-shrink: 0;
}

.alt-tag[hidden] {
  display: none;
}

.alt-tag-stunde,
.alt-tag-veranstaltung {
  background: #5a6068;
}

.break-row {
  grid-column: 1 / -1;
  height: 0.45rem;
}

.lesson-card {
  width: 100%;
  height: 100%;
  min-height: 5.5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 0.1rem;
  padding: 0.4rem 0.45rem 1.1rem 0.55rem;
  background: var(--surface-light);
  border: none;
  border-radius: 10px;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  position: relative;
  font: inherit;
  transition: box-shadow 0.15s, transform 0.15s;
  overflow: visible;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.lesson-card::before {
  content: "";
  position: absolute;
  left: 0.2rem;
  top: 0.3rem;
  bottom: 0.3rem;
  width: 0.22rem;
  border-radius: 999px;
  background: transparent;
}

.lesson-card-exam {
  box-shadow: inset 0 0 0 1px var(--exam-border), 0 0 12px var(--exam-glow);
}

.lesson-card-exam-edit::before {
  background: var(--edit-color);
}

.lesson-card-exam.lesson-card-exam-edit {
  box-shadow: inset 0 0 0 1px var(--exam-border), 0 0 12px var(--exam-glow);
}

.lesson-card-edit {
  box-shadow: inset 0 0 0 1px var(--edit-color), 0 0 10px var(--edit-glow);
}

.lesson-card-edit::before {
  background: #8b949e;
}

.lesson-card-ausfall-ganz {
  box-shadow: inset 0 0 0 1px var(--ausfall-color), 0 0 10px var(--ausfall-glow);
}

.lesson-card-ausfall-ganz::before {
  background: #8b949e;
}

.lesson-card-ausfall-teil {
  box-shadow: inset 0 0 0 1px var(--edit-color), 0 0 10px var(--edit-glow);
}

.lesson-card-ausfall-teil::before {
  background: #8b949e;
}

.lesson-badge {
  display: inline-block;
  padding: 0.12rem 0.35rem;
  background: var(--edit-color);
  color: #000;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.2;
  margin-bottom: 0.05rem;
}

.lesson-ausfall-block {
  display: inline-block;
  padding: 0.12rem 0.35rem;
  background: var(--edit-color);
  margin-bottom: 0.05rem;
}

.lesson-ausfall-block-text {
  text-decoration: line-through;
  color: #000;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.lesson-line-struck {
  text-decoration: line-through;
  color: var(--text-muted);
}

.lesson-card-ausfall-ganz .lesson-teacher,
.lesson-card-ausfall-ganz .lesson-subject,
.lesson-card-ausfall-ganz .lesson-room {
  text-decoration: line-through;
  color: var(--text-muted);
}

.lesson-view-ausfall-banner {
  display: block;
  margin: 0.35rem 0 0.5rem;
  padding: 0.45rem 0.75rem;
  background: var(--ausfall-color);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-align: center;
}

.lesson-view-ausfall-banner[hidden] {
  display: none;
}

.lesson-view-ausfall-block {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  background: var(--edit-color);
}

.lesson-view-ausfall-block-text {
  text-decoration: line-through;
  color: #000;
  font-weight: 600;
}

.select-mode .lesson-card,
.homework-mode .lesson-card,
.edit-mode .lesson-card,
.ausfall-mode .lesson-card,
.plan-mode .lesson-card {
  cursor: pointer;
}

.select-mode .lesson-card:hover,
.select-mode .lesson-card:focus-visible,
.homework-mode .lesson-card:hover,
.homework-mode .lesson-card:focus-visible,
.edit-mode .lesson-card:hover,
.edit-mode .lesson-card:focus-visible,
.ausfall-mode .lesson-card:hover,
.ausfall-mode .lesson-card:focus-visible {
  outline: none;
}

.select-mode .lesson-card:hover,
.select-mode .lesson-card:focus-visible {
  box-shadow: inset 0 0 0 1px var(--exam-border), 0 0 12px var(--exam-glow);
}

.homework-mode .lesson-card:hover,
.homework-mode .lesson-card:focus-visible {
  box-shadow: inset 0 0 0 1px #9ca3af, 0 0 12px rgba(156, 163, 175, 0.35);
}

.edit-mode .lesson-card:hover,
.edit-mode .lesson-card:focus-visible {
  box-shadow: inset 0 0 0 1px var(--edit-color), 0 0 10px var(--edit-glow);
}

.ausfall-mode .lesson-card:hover,
.ausfall-mode .lesson-card:focus-visible {
  box-shadow: inset 0 0 0 1px var(--ausfall-color), 0 0 10px var(--ausfall-glow);
}

.plan-mode .lesson-card-empty-slot {
  min-height: 5.5rem;
  width: 100%;
  border: 2px dashed #7c3aed;
  background: rgba(168, 85, 247, 0.08);
  color: #d8b4fe;
  font-size: 0.82rem;
  font-weight: 600;
  justify-content: center;
  align-items: center;
}

.plan-mode .lesson-card:hover,
.plan-mode .lesson-card:focus-visible {
  box-shadow: inset 0 0 0 1px #a855f7, 0 0 12px rgba(168, 85, 247, 0.35);
}

.lesson-time-range {
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-bottom: 0.15rem;
}

.lesson-teacher {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.lesson-subject {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.pruefung-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.55rem;
  background: #5a6068;
  border-radius: 999px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
  line-height: 1.2;
  flex-shrink: 0;
}

.lesson-room {
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-top: auto;
}

.lesson-info {
  position: absolute;
  right: 0.3rem;
  bottom: 0.25rem;
  width: 0.95rem;
  height: 0.95rem;
  border: 1px solid var(--text-muted);
  border-radius: 50%;
  font-size: 0.55rem;
  font-style: italic;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
}

.fab-group {
  position: fixed;
  right: 1rem;
  bottom: calc(var(--safe-bottom) + 1rem);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  z-index: 20;
}

.fab-plan-db {
  position: fixed;
  left: 1rem;
  bottom: calc(var(--safe-bottom) + 1rem);
  z-index: 20;
  background: #a855f7;
  color: #fff;
}

.fab-plan-db[hidden] {
  display: none;
}

.fab-plan-db:hover,
.fab-plan-db:focus-visible {
  background: #9333ea;
}

.fab {
  width: 3.25rem;
  height: 3.25rem;
  padding: 0;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
  transition: transform 0.15s, background 0.15s, box-shadow 0.15s;
}

.fab-icon {
  width: 1.55rem;
  height: 1.55rem;
}

.fab-ausfall {
  background: var(--ausfall-color);
  color: #fff;
}

.fab-edit {
  background: var(--edit-color);
  color: #fff;
}

.fab-homework {
  background: #6b7280;
  color: #fff;
}

.fab-exam {
  background: var(--exam-border);
  color: #1a1a1a;
}

.fab-active {
  transform: scale(1.06);
}

.fab-exam.fab-active {
  box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.35);
}

.fab-edit.fab-active {
  box-shadow: 0 0 0 3px var(--edit-glow);
}

.fab-homework.fab-active {
  box-shadow: 0 0 0 3px rgba(156, 163, 175, 0.45);
}

.fab-ausfall.fab-active {
  box-shadow: 0 0 0 3px var(--ausfall-glow);
}

.fab-plan-db.fab-active {
  box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.45);
}

.fab-admin {
  background: #2563eb;
  color: #fff;
}

.fab-admin:hover,
.fab-admin:focus-visible {
  background: #1d4ed8;
}

.fab[hidden] {
  display: none;
}

.lesson-view {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  overflow: auto;
}

.lesson-view[hidden] {
  display: none;
}

.lesson-view-header {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 1rem 0.5rem;
  padding-top: calc(0.85rem + env(safe-area-inset-top, 0px));
  flex-shrink: 0;
}

.lesson-back {
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.75rem;
  line-height: 1;
  padding: 0;
  cursor: pointer;
  margin-top: 0.15rem;
}

.lesson-view-meta {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.lesson-view-body {
  padding: 0.5rem 1.25rem 2rem;
}

.lesson-view-course {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  line-height: 1.35;
  word-break: break-word;
}

.lesson-view-subject-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.lesson-view-subject {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0;
}

.lesson-view-room,
.lesson-view-teacher {
  font-size: 0.95rem;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.lesson-view-divider {
  margin: 0.85rem 0 1rem;
  border-top: 1px solid var(--border);
}

.lesson-view-info-head {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.35rem;
}

.lesson-view-info-icon {
  width: 1.35rem;
  height: 1.35rem;
  border: 1px solid var(--text-muted);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-style: italic;
  font-weight: 600;
  color: var(--text-muted);
  flex-shrink: 0;
}

.lesson-view-info-title {
  font-size: 0.95rem;
  font-weight: 600;
}

.lesson-view-info-text {
  font-size: 0.88rem;
  color: var(--text-muted);
  padding-left: 2rem;
  white-space: pre-wrap;
}

.lesson-view-info-text[hidden] {
  display: none;
}

.lesson-view-pruefung {
  margin-top: 0.85rem;
}

.lesson-view-pruefung[hidden] {
  display: none;
}

.lesson-view-homework {
  margin-top: 0.85rem;
  width: 100%;
  text-align: left;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: inherit;
  font: inherit;
  padding: 0.35rem 0.25rem;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.lesson-view-homework:hover,
.lesson-view-homework:focus-visible {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border);
  outline: none;
}

.lesson-view-homework-icon {
  width: 1.35rem;
  height: 1.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #9ca3af;
  flex-shrink: 0;
}

.lesson-view-homework-icon svg {
  width: 1.35rem;
  height: 1.35rem;
}

.lesson-view-homework-empty .lesson-view-info-text {
  color: var(--text-muted);
}

.lesson-view-exam-icon {
  width: 1.35rem;
  height: 1.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #fff;
}

.lesson-view-exam-icon svg {
  width: 1.35rem;
  height: 1.35rem;
}

.exam-modal-name {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.homework-list-section {
  margin-bottom: 1.1rem;
}

.homework-list-heading {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin: 0 0 0.5rem;
}

.homework-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.homework-list-item {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  background: rgba(255, 255, 255, 0.02);
}

.homework-list-item-done .homework-list-item-text {
  color: var(--text-muted);
  text-decoration: line-through;
}

.homework-list-item-text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.45;
  white-space: pre-wrap;
}

.homework-list-item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.55rem;
}

.homework-list-action-btn {
  border: none;
  background: transparent;
  color: var(--edit-color);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
}

.homework-list-action-btn-danger {
  color: #f87171;
}

.homework-list-empty {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.homework-list-empty[hidden] {
  display: none;
}

#homework-form textarea {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  margin-bottom: 1rem;
  resize: vertical;
  min-height: 6rem;
}

.exam-modal-actions {
  justify-content: flex-end;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.modal[hidden] {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
}

.modal-sheet {
  position: relative;
  width: 100%;
  max-width: 480px;
  background: var(--surface);
  border-radius: 16px 16px 0 0;
  padding: 1.25rem 1.25rem calc(1.25rem + var(--safe-bottom));
  z-index: 1;
}

.modal-sheet h3 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.modal-lesson {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  padding: 0.5rem 0.65rem;
  background: var(--surface-light);
  border-radius: 8px;
}

.modal-sheet label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.modal-sheet input[type="text"] {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  margin-bottom: 1rem;
}

#alternativ-form label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

#alternativ-form input[type="text"] {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  margin-bottom: 1rem;
}

#alternativ-form input[type="time"] {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  margin-bottom: 1rem;
}

#alternativ-form .btn-inline {
  width: 100%;
  margin-bottom: 1rem;
}

.modal-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin: -0.5rem 0 1rem;
}

.modal-sheet input:focus {
  outline: none;
  border-color: var(--accent);
}

.modal-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
}

.btn {
  padding: 0.55rem 1rem;
  border: none;
  border-radius: 8px;
  font: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-secondary {
  background: var(--surface-light);
  color: var(--text);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-edit {
  background: var(--edit-color);
  color: #fff;
}

.choice-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.choice-actions .btn {
  width: 100%;
  text-align: center;
}

.modal-sheet select {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  margin-bottom: 1rem;
}

.modal-sheet select:focus {
  outline: none;
  border-color: var(--accent);
}

.modal-sheet-wide {
  max-width: 28rem;
}

.user-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.user-modal-head h3 {
  margin: 0;
}

.user-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  max-height: min(50vh, 22rem);
  overflow-y: auto;
  margin-bottom: 1rem;
}

.user-list-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.user-list-group-title {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.user-list-empty {
  color: var(--text-muted);
  font-size: 0.875rem;
  padding: 0.5rem 0;
}

.user-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
}

.user-list-meta {
  min-width: 0;
  flex: 1;
}

.user-list-name {
  font-weight: 600;
  font-size: 0.9rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-list-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-list-actions {
  display: flex;
  gap: 0.35rem;
  flex-shrink: 0;
}

.user-list-actions .btn {
  padding: 0.35rem 0.55rem;
  font-size: 0.75rem;
}

.user-form-hint {
  margin: -0.35rem 0 0.75rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.user-form-hint[hidden] {
  display: none;
}

#user-form-panel[hidden],
#user-list-panel[hidden] {
  display: none;
}

.modal-sheet input[type="password"] {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  margin-bottom: 0.75rem;
}

.modal-sheet input[type="password"]:focus {
  outline: none;
  border-color: var(--accent);
}

@media (min-width: 600px) {
  .modal {
    align-items: center;
    padding: 1rem;
  }

  .modal-sheet {
    border-radius: 16px;
    padding-bottom: 1.25rem;
  }
}

.load-error {
  grid-column: 1 / -1;
  padding: 2rem 1rem;
  text-align: center;
  color: var(--danger);
}