@import url("/tokens.css");
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
button,
input,
select,
textarea {
  font: inherit;
}
button,
a,
input,
select {
  -webkit-tap-highlight-color: transparent;
}
button {
  cursor: pointer;
  color: inherit;
}
button:disabled {
  cursor: wait;
  opacity: 0.55;
}
a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}
h1,
h2,
h3,
p {
  margin: 0;
}
h1:focus {
  outline: none;
}
svg {
  width: 21px;
  height: 21px;
  flex: none;
}
strong {
  font-weight: 600;
}
[hidden] {
  display: none !important;
}
.muted {
  color: var(--muted);
}
.spacer {
  flex: 1;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}
.skip-link {
  position: fixed;
  top: -80px;
  left: 16px;
  z-index: 100;
  background: var(--surface);
  padding: 14px;
  border-radius: 8px;
}
.skip-link:focus {
  top: 12px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 27px;
  font-weight: 750;
  letter-spacing: -1.2px;
  color: var(--ink);
  width: max-content;
}
.brand:hover {
  text-decoration: none;
}
.brand-dot {
  margin-left: -9px;
  color: var(--accent);
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  background: var(--accent);
  color: var(--on-accent);
  border-radius: 11px;
  font-size: 29px;
  font-weight: 650;
  line-height: 1;
  padding-bottom: 4px;
  letter-spacing: -2px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 44px;
  border: 1px solid transparent;
  border-radius: var(--button-radius);
  padding: 11px 18px;
  font-weight: 600;
  font-size: 13px;
  transition:
    background 0.15s,
    transform 0.15s;
  white-space: nowrap;
}
.button:hover {
  text-decoration: none;
}
.button:active {
  transform: translateY(1px);
}
.button.primary {
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: 0 2px 2px var(--button-shadow);
}
.button.primary:hover {
  background: var(--accent-hover);
}
.button.secondary {
  background: var(--surface);
  border-color: var(--line);
  color: var(--ink);
}
.button.secondary:hover {
  background: var(--canvas);
}
.button.danger {
  background: var(--danger-surface);
  color: var(--danger);
  border-color: var(--danger-border);
}
.button.danger:hover {
  background: var(--danger-hover);
}
.button.small {
  min-height: 38px;
  padding: 8px 13px;
  font-size: 12px;
}
.text-button {
  padding: 0;
  border: 0;
  background: none;
  color: var(--accent);
  font-weight: 600;
  text-underline-offset: 4px;
}
.text-button:hover {
  text-decoration: underline;
}
.icon-button {
  width: 40px;
  height: 40px;
  display: inline-grid;
  place-items: center;
  flex: none;
  border: 0;
  background: transparent;
  border-radius: 8px;
  color: var(--muted);
}
.icon-button:hover {
  background: var(--soft);
  color: var(--accent);
}
.shell {
  min-height: 100dvh;
  display: grid;
  grid-template-columns: 212px minmax(0, 1fr);
}
.sidebar {
  height: 100dvh;
  position: sticky;
  top: 0;
  padding: 24px 12px 12px;
  border-right: 1px solid var(--line);
  background: var(--sidebar);
  display: flex;
  flex-direction: column;
  z-index: 8;
  overflow-y: auto;
}
.sidebar > .brand {
  margin: 0 10px 32px;
  font-size: 21px;
  letter-spacing: -0.9px;
  gap: 7px;
}
.sidebar .brand-mark {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  font-size: 21px;
}
.sidebar .brand-dot {
  margin-left: -7px;
}
.nav {
  display: grid;
  gap: 3px;
}
.nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 36px;
  padding: 8px 10px;
  border-radius: 6px;
  color: var(--nav-ink);
  font-weight: 500;
  font-size: 13px;
}
.nav a:hover {
  text-decoration: none;
  background: var(--nav-hover);
}
.nav a.active {
  color: var(--accent);
  background: var(--soft);
  font-weight: 600;
}
.nav svg {
  width: 18px;
  height: 18px;
}
.sidebar-bottom {
  position: relative;
  margin-top: auto;
  padding-top: 24px;
}
.account-button {
  display: flex;
  width: 100%;
  gap: 9px;
  padding: 9px 8px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  text-align: left;
  align-items: center;
  min-width: 0;
  color: var(--ink);
}
.account-button:hover,
.account-button.active,
.account-button[aria-expanded="true"] {
  background: var(--soft);
}
.account-button .avatar {
  width: 30px;
  height: 30px;
  border: 0;
  font-family: var(--font);
  font-size: 12px;
  font-weight: 600;
}
.account-button > svg {
  margin-left: auto;
  width: 14px;
  height: 14px;
  color: var(--muted);
}
.account-menu {
  position: absolute;
  bottom: calc(100% - 16px);
  left: 0;
  right: 0;
  padding: 5px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: 0 4px 20px var(--popover-shadow);
}
.account-menu a,
.account-menu button {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  min-height: 36px;
  padding: 9px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: var(--ink);
  font-size: 12px;
  text-align: left;
}
.account-menu a:hover,
.account-menu button:hover {
  background: var(--canvas);
  text-decoration: none;
}
.account-menu svg {
  width: 16px;
  height: 16px;
  color: var(--muted);
}
#sidebar-logout,
#sidebar-logout svg {
  color: var(--danger);
}
#sidebar-logout:hover,
#sidebar-logout:focus-visible {
  background: var(--danger-hover);
}
.name {
  min-width: 0;
  font-size: 12px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.name small {
  display: block;
  font-size: 10px;
  font-weight: 400;
  color: var(--muted);
  margin-top: 3px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.avatar {
  width: 37px;
  height: 37px;
  flex: none;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--avatar);
  border: 3px solid var(--avatar-ring);
  color: var(--avatar-ink);
  font-family: Georgia, serif;
  font-size: 16px;
}
.avatar.large {
  width: 66px;
  height: 66px;
  font-size: 30px;
  background: var(--avatar-large);
  border: 4px solid var(--surface);
  box-shadow: 0 2px 8px var(--avatar-shadow);
}
.workspace {
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.page-content {
  width: 100%;
  max-width: 1190px;
  padding: 45px 46px 35px;
  margin: 0 auto;
  flex: 1;
}
.page-content:has(.coming-soon) {
  display: flex;
  flex-direction: column;
}
.coming-soon {
  margin: auto;
  padding: 72px 0 100px;
  max-width: 440px;
  text-align: center;
}
.coming-soon-icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin: 0 auto 28px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  color: var(--accent);
}
.coming-soon-icon svg {
  width: 25px;
  height: 25px;
}
.placeholder-page {
  display: flex;
  flex-direction: column;
  flex: 1;
}
.coming-soon h2 {
  margin-bottom: 24px;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.3;
}
.coming-soon-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
}
.coming-soon-link svg {
  width: 16px;
  height: 16px;
}
.settings-nav {
  display: flex;
  gap: 24px;
  margin: 28px 0;
  border-bottom: 1px solid var(--line);
}
.settings-nav a {
  padding: 0 0 13px;
  margin-bottom: -1px;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  font-size: 13px;
}
.settings-nav a:hover {
  color: var(--ink);
  text-decoration: none;
}
.settings-nav a[aria-current="page"] {
  border-bottom-color: var(--accent);
  color: var(--accent);
  font-weight: 600;
}
.page-heading {
  margin-bottom: 28px;
}
.page-title {
  margin: 0;
  font-family: var(--font);
  font-size: 28px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.8px;
  color: var(--ink);
}
.page-heading,
.settings-heading,
.friends-heading,
.school-years-heading,
.grades-heading,
.cal-heading,
.planner-heading {
  min-height: 44px;
}
.page-heading,
.settings-heading {
  display: flex;
  align-items: center;
}
.profile-hero {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 17px;
  margin-bottom: 28px;
  background: var(--profile-surface);
  border: 1px solid var(--profile-border);
  border-radius: 12px;
  padding: 24px;
}
.profile-hero h2 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.4px;
  overflow-wrap: anywhere;
}
.profile-hero p {
  font-size: 12px;
  color: var(--muted);
  margin-top: 7px;
  overflow-wrap: anywhere;
}
.profile-hero > .pill {
  margin-left: auto;
  background: var(--pill-surface);
}
.profile-hero > div {
  min-width: 0;
}
.profile-picture-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex-basis: 100%;
}
.picture-editor {
  display: grid;
  gap: 10px;
  min-width: 0;
}
.picture-editor[hidden] {
  display: none;
}
.picture-editor canvas {
  display: block;
  width: min(200px, 100%);
  height: auto;
  aspect-ratio: 1;
  border-radius: 50%;
  margin-inline: auto;
  border: 1px solid var(--line);
}
.picture-editor input[type="range"] {
  width: 100%;
  height: 32px;
  padding: 0;
  border: 0;
  box-shadow: none;
  background: transparent;
  accent-color: var(--accent);
}
.picture-dialog .dialog-body {
  gap: 12px;
}
.picture-dialog footer {
  position: sticky;
  bottom: 0;
  z-index: 1;
}
#picture-file {
  max-width: 100%;
  min-width: 0;
}
.pill {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2px;
  border: 1px solid var(--line);
  padding: 6px 10px;
  border-radius: 30px;
  white-space: nowrap;
  color: var(--muted);
  background: var(--canvas);
}
.pill.positive {
  background: var(--soft);
  color: var(--accent);
  border-color: var(--positive-border);
}
.settings-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(240px, 1fr);
  gap: 24px;
  align-items: start;
}
.stack {
  display: grid;
  gap: 23px;
}
.aside-stack {
  display: grid;
  gap: 22px;
}
.appearance-note {
  margin-top: 10px;
  color: var(--muted);
  font-size: 11px;
}
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.panel-header {
  padding: 23px 25px 21px;
  border-bottom: 1px solid var(--line);
}
.panel-header h2 {
  font-size: 14px;
  letter-spacing: -0.2px;
  font-weight: 600;
}
.panel-header p {
  font-size: 11px;
  line-height: 1.65;
  color: var(--muted);
  margin-top: 7px;
}
.panel-body {
  padding: 24px 25px;
  font-size: 12px;
  line-height: 1.7;
}
.panel-body > p {
  margin-top: 9px;
}
.panel-body > .button {
  margin-top: 16px;
}
.plan-label {
  font-family: Georgia, serif;
  font-size: 34px;
  letter-spacing: -1px;
}
.help-card {
  padding: 25px;
  background: var(--help-surface);
  border: 1px solid var(--help-border);
  border-radius: 12px;
}
.help-card > svg {
  color: var(--help-icon);
  margin-bottom: 18px;
  width: 26px;
  height: 26px;
}
.help-card h3 {
  font-family: Georgia, serif;
  font-size: 21px;
  font-weight: 400;
  letter-spacing: -0.6px;
}
.help-card p {
  font-size: 12px;
  line-height: 1.8;
  color: var(--help-ink);
  margin: 11px 0 22px;
}
.help-card a {
  font-size: 11px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.help-card a svg {
  width: 15px;
}
.settings-form {
  padding: 24px 25px;
  display: grid;
  gap: 22px;
}
.field {
  display: grid;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  min-width: 0;
}
.field input,
.field select,
.inline-form input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--input-border);
  border-radius: 8px;
  padding: 11px 13px;
  color: var(--ink);
  min-height: 44px;
  font-size: 13px;
  box-shadow: 0 1px 2px var(--input-shadow);
}
.field input::placeholder,
.inline-form input::placeholder {
  color: var(--placeholder);
}
.field input:hover,
.field select:hover {
  border-color: var(--input-hover);
}
.field small {
  font-size: 10px;
  color: var(--muted);
  font-weight: 400;
  line-height: 1.65;
}
.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.form-footer > span {
  font-size: 10px;
  color: var(--muted);
  line-height: 1.6;
}
.setting-row {
  padding: 20px 25px;
  display: flex;
  align-items: center;
  gap: 20px;
  justify-content: space-between;
  font-size: 12px;
}
.setting-row + .setting-row {
  border-top: 1px solid var(--line);
}
.setting-row > span {
  min-width: 0;
  overflow-wrap: anywhere;
}
.setting-row small {
  display: block;
  font-size: 11px;
  color: var(--muted);
  line-height: 1.7;
  margin-top: 6px;
}
.check-field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  cursor: pointer;
}
.check-field:first-of-type {
  padding-top: 2px;
}
.check-field small {
  display: block;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
  margin-top: 5px;
}
.check-field input {
  appearance: none;
  flex: none;
  margin: 0;
  width: 36px;
  height: 21px;
  border-radius: 20px;
  border: 1px solid var(--switch-border);
  background: var(--switch-track);
  position: relative;
  cursor: pointer;
  transition: background 0.2s;
}
.check-field input:before {
  content: "";
  position: absolute;
  left: 2px;
  top: 2px;
  width: 15px;
  height: 15px;
  background: var(--switch-thumb);
  border-radius: 50%;
  box-shadow: 0 1px 2px #0002;
  transition: transform 0.2s;
}
.check-field input:checked:before {
  background: var(--switch-thumb-checked);
}
.check-field input:checked {
  background: var(--accent);
  border-color: var(--accent);
}
.check-field input:checked:before {
  transform: translateX(15px);
}
.danger-panel {
  border-color: var(--danger-border);
}
.danger-panel strong {
  color: var(--danger);
}
.menu-backdrop,
#mobile-menu {
  display: none;
}
.inline-form {
  display: flex;
  gap: 12px;
  max-width: 540px;
  margin: 8px 0 30px;
}
.segmented {
  display: flex;
  gap: 6px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line);
}
.segmented button {
  border: 0;
  background: none;
  color: var(--muted);
  padding: 14px 20px;
  font-size: 12px;
  font-weight: 500;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.segmented button[aria-selected="true"] {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 650;
}
.segmented button:hover {
  color: var(--accent);
}
.list-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 25px;
}
.list-row + .list-row {
  border-top: 1px solid var(--line);
}
.row-main {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}
.row-title {
  font-size: 13px;
  font-weight: 600;
}
.row-meta {
  font-size: 11px;
  color: var(--muted);
  margin-top: 5px;
}
.empty-state {
  padding: 58px 24px 66px;
  text-align: center;
  display: flex;
  align-items: center;
  flex-direction: column;
}
.empty-icon {
  width: 68px;
  height: 68px;
  display: grid;
  place-items: center;
  border-radius: 24px;
  background: var(--soft);
  color: var(--accent);
  margin-bottom: 23px;
  transform: rotate(-6deg);
}
.empty-icon svg {
  width: 29px;
  height: 29px;
  transform: rotate(6deg);
}
.empty-state h3 {
  font-family: Georgia, serif;
  font-size: 25px;
  font-weight: 400;
  letter-spacing: -0.6px;
}
.empty-state p {
  margin-top: 13px;
  max-width: 300px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.8;
}
.load-more {
  display: flex;
  margin: 22px auto;
}
.banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 18px;
  border: 1px solid var(--warning-border);
  background: var(--warning-surface);
  color: var(--warning-ink);
  border-radius: 9px;
  font-size: 12px;
  line-height: 1.6;
  margin-bottom: 20px;
}
.banner .text-button {
  flex: none;
}
.form-error {
  font-size: 12px;
  line-height: 1.65;
  padding: 12px 14px;
  border-radius: 8px;
  color: var(--danger);
  background: var(--danger-surface);
}
.loading-skeleton {
  width: 100%;
  visibility: hidden;
  animation: skeleton-reveal 0s 500ms forwards;
}
.skeleton-content {
  display: grid;
  gap: 16px;
}
.skeleton-item {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 88px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.skeleton-shape,
.skeleton-line {
  display: block;
  border-radius: 8px;
  background: var(--skeleton);
}
.skeleton-shape {
  flex: none;
  width: 40px;
  height: 40px;
}
.skeleton-copy {
  display: grid;
  gap: 12px;
  flex: 1;
  min-width: 0;
}
.skeleton-line {
  height: 12px;
  width: 65%;
}
.skeleton-line + .skeleton-line {
  height: 10px;
  width: 40%;
}
.skeleton-cards .skeleton-content {
  grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
}
.skeleton-cards .skeleton-item {
  align-items: stretch;
  flex-direction: column;
  min-height: 164px;
  gap: 24px;
}
.skeleton-calendar .skeleton-content {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}
.skeleton-calendar .skeleton-item {
  flex-direction: column;
  align-items: stretch;
  min-height: 300px;
  padding: 16px;
}
.skeleton-calendar .skeleton-shape {
  width: 65%;
  height: 12px;
}
.skeleton-calendar .skeleton-copy {
  display: block;
}
.skeleton-calendar .skeleton-line {
  width: 100%;
  height: 58px;
  margin-top: 24px;
}
.skeleton-calendar .skeleton-line + .skeleton-line {
  width: 80%;
  margin-top: 48px;
}
.skeleton-compact .skeleton-item {
  border: 0;
  padding: 12px 0;
  min-height: 68px;
}
.friends-list > .loading-skeleton {
  padding: 20px;
}
.boot-skeleton {
  max-width: 300px;
  margin: 24px;
}
@keyframes skeleton-reveal {
  to {
    visibility: visible;
  }
}
@media (max-width: 600px) {
  .skeleton-calendar .skeleton-content {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .skeleton-calendar .skeleton-item:nth-child(n + 4) {
    display: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  /* This is a timed visibility switch, not motion. Preserve the 500 ms wait. */
  .loading-skeleton {
    animation: skeleton-reveal 0s 500ms forwards !important;
  }
}
.auth-page {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}
.auth-wrap {
  width: 100%;
  max-width: 375px;
}
.auth-wrap > .brand {
  margin-bottom: 48px;
}
.auth-wrap h1 {
  font-family: Georgia, serif;
  font-size: 37px;
  font-weight: 400;
  letter-spacing: -1.2px;
  line-height: 1.2;
}
.auth-description {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.8;
  margin-top: 14px;
  margin-bottom: 28px;
  overflow-wrap: anywhere;
}
.auth-form {
  display: grid;
  gap: 21px;
  margin-top: 29px;
}
.auth-form .field input:focus-visible {
  outline-offset: 1px;
}
.auth-form .button {
  width: 100%;
  margin-top: 5px;
}
.auth-form .forgot {
  justify-self: end;
  font-size: 11px;
  margin-top: -10px;
}
.auth-switch {
  text-align: center;
  margin-top: 26px;
  font-size: 11px;
  line-height: 1.8;
  color: var(--muted);
}
@font-face {
  font-family: "Google Sans";
  src: url("/fonts/google-sans-medium.woff2") format("woff2");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
}
.social-auth {
  display: grid;
  gap: 16px;
  margin-top: 28px;
  width: 100%;
  min-width: 0;
}
.social-auth:empty {
  display: none;
}
.provider-button {
  --provider-font-size: calc(var(--auth-button-height) * 0.43);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: var(--auth-button-height);
  min-width: 0;
  padding: 0 max(12px, 8%);
  border: 0;
  border-radius: var(--button-radius);
  background: #fff;
  color: #1f1f1f;
  font:
    500 var(--provider-font-size) / calc(var(--provider-font-size) * 20 / 14)
      "Google Sans",
    sans-serif;
  white-space: nowrap;
}
.provider-button::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid #747775;
  border-radius: inherit;
  pointer-events: none;
}
.provider-button img {
  display: block;
  flex: none;
  width: auto;
}
/* Scale Google's reference typography, logo and spacing together. */
.google-signin {
  padding-inline: calc(var(--provider-font-size) * 12 / 14);
}
.google-signin img {
  height: calc(var(--provider-font-size) * 18 / 14);
  margin-right: calc(var(--provider-font-size) * 10 / 14);
}
.apple-signin {
  color: #000;
}
.apple-signin img {
  /* Unmodified medium artwork includes its own logo/title spacing. */
  height: 100%;
}
:root[data-theme="dark"] .apple-signin::after {
  border-color: transparent;
}
.provider-button:disabled {
  opacity: 1;
  cursor: wait;
}
.provider-button:hover::after {
  box-shadow: 0 0 0 1px #747775;
}
.verification-code {
  display: grid;
  gap: var(--space-4);
  min-width: 0;
}
.code-control {
  position: relative;
}
.code-input {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  min-width: 0;
  border: 0;
  padding: 0;
  border-radius: 10px;
  font-size: 24px;
  /* The native field stays focusable and available to AutoFill and AT. */
  background: transparent;
  color: transparent;
  -webkit-text-fill-color: transparent;
  caret-color: transparent;
  cursor: text;
}
.code-input:focus-visible {
  outline: none;
}
.code-input::selection {
  background: transparent;
}
.code-slots {
  position: relative;
  z-index: 2;
  pointer-events: none;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: var(--space-2);
}
.code-slot {
  display: grid;
  place-items: center;
  height: 60px;
  border: 1px solid var(--code-border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--ink);
  font-size: 26px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  box-shadow: 0 1px 2px var(--code-shadow);
}
.code-slot.is-filled {
  border-color: var(--code-hover);
  background: var(--code-filled);
}
.code-input:hover + .code-slots .code-slot {
  border-color: var(--code-hover);
}
.code-input:focus + .code-slots .is-active {
  border-color: var(--accent);
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  background: var(--surface);
}
.code-input:focus + .code-slots .is-active:empty::after {
  content: "";
  height: 24px;
  width: 2px;
  background: var(--accent);
}
.code-input[aria-invalid="true"] + .code-slots .code-slot {
  border-color: var(--danger);
}
.code-input[readonly] + .code-slots {
  opacity: 0.6;
}
.code-help {
  font-size: 13px;
  line-height: 20px;
  color: var(--muted);
}
/* One owner per gap: description → field → help at 16px, actions at 24px. */
.auth-verify .auth-description {
  margin: var(--space-3) 0 var(--space-4);
  font-size: 13px;
  line-height: 20px;
}
.auth-verify .auth-form {
  margin-top: 0;
  gap: var(--space-6);
}
.auth-verify .auth-form .button {
  margin-top: 0;
}
.auth-verify .auth-switch {
  margin-top: var(--space-6);
}
@media (forced-colors: active) {
  .code-input:focus + .code-slots .is-active {
    outline-color: Highlight;
  }
  .code-input:focus + .code-slots .is-active:empty::after {
    background: CanvasText;
  }
}
.auth-split {
  padding: 22px;
  display: grid;
  grid-template-columns: minmax(350px, 0.95fr) minmax(420px, 1.05fr);
  gap: 30px;
  align-items: stretch;
  background: var(--canvas);
}
.auth-main {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 55px 25px;
}
.auth-story {
  background: var(--auth-story);
  border-radius: 18px;
  min-height: 720px;
}
.boot {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}
dialog {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0;
  width: min(480px, calc(100% - 32px));
  max-height: calc(100dvh - 40px);
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 30px 100px var(--dialog-shadow);
}
dialog.wide {
  width: min(640px, calc(100% - 32px));
}
dialog::backdrop {
  background: var(--backdrop);
  backdrop-filter: blur(3px);
}
dialog header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid var(--line);
}
dialog h2 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.4px;
}
.dialog-body {
  padding: 25px;
  display: grid;
  gap: 20px;
  font-size: 13px;
  line-height: 1.8;
}
dialog footer {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  padding: 18px 24px;
  border-top: 1px solid var(--line);
  background: var(--surface);
}
#toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translate(-50%, 20px);
  opacity: 0;
  pointer-events: none;
  background: var(--ink);
  color: var(--on-toast);
  padding: 14px 21px;
  box-shadow: 0 5px 25px #0002;
  border-radius: 10px;
  max-width: calc(100% - 32px);
  font-size: 12px;
  line-height: 1.6;
  z-index: 40;
  transition:
    opacity 0.2s,
    transform 0.2s;
}
#toast.visible {
  opacity: 1;
  transform: translate(-50%, 0);
}
@media (max-width: 1120px) {
  .settings-grid {
    grid-template-columns: 1fr;
  }
  .aside-stack {
    grid-template-columns: 1fr 1fr;
  }
  .page-content {
    padding: 36px 32px;
  }
  .auth-split {
    grid-template-columns: minmax(300px, 0.9fr) minmax(380px, 1.1fr);
    gap: 10px;
  }
}
@media (max-width: 760px) {
  .shell {
    display: block;
  }
  .sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: min(240px, calc(100vw - 56px));
    transform: translateX(-100%);
    visibility: hidden;
    transition:
      transform 0.2s,
      visibility 0.2s;
  }
  .shell.menu-open .sidebar {
    transform: translateX(0);
    visibility: visible;
  }
  .menu-backdrop {
    position: fixed;
    inset: 0;
    background: var(--menu-backdrop);
    border: 0;
    border-radius: 0;
    z-index: 7;
  }
  .shell.menu-open .menu-backdrop {
    display: block;
  }
  #mobile-menu {
    display: grid;
    margin-bottom: 20px;
  }
  .page-content {
    padding: 30px 21px;
  }
  .coming-soon {
    padding: 48px 0 72px;
  }
  .settings-nav {
    gap: 20px;
  }
  .nav a {
    min-height: 40px;
  }
  .workspace {
    min-height: 100dvh;
  }
  .settings-grid,
  .aside-stack {
    grid-template-columns: 1fr;
  }
  .profile-hero {
    padding: 20px 16px;
    gap: 12px;
    flex-wrap: wrap;
  }
  .profile-hero h2 {
    font-size: 16px;
  }
  .profile-hero > .pill {
    font-size: 9px;
  }
  .avatar.large {
    width: 53px;
    height: 53px;
    font-size: 25px;
  }
  .panel-header {
    padding: 21px;
  }
  .settings-form {
    padding: 21px;
    gap: 20px;
  }
  .panel-body {
    padding: 22px;
  }
  .setting-row {
    padding: 20px;
    gap: 15px;
  }
  .check-field {
    gap: 16px;
  }
  .auth-split {
    display: flex;
    padding: 36px 24px;
    min-height: 100dvh;
  }
  .auth-story {
    display: none;
  }
  .auth-main {
    padding: 0;
    flex: 1;
    max-width: 400px;
  }
  .auth-wrap > .brand {
    margin-bottom: 42px;
  }
  .auth-wrap h1 {
    font-size: 35px;
  }
  .auth-description {
    font-size: 13px;
  }
  .auth-form .field {
    font-size: 13px;
  }
  .auth-form .field input {
    font-size: 16px;
  }
  .auth-switch {
    font-size: 12px;
  }
  .inline-form {
    gap: 8px;
  }
  .inline-form input {
    min-width: 0;
    font-size: 12px;
  }
  .inline-form .button {
    padding: 10px 12px;
    font-size: 12px;
  }
  .segmented {
    overflow-x: auto;
    gap: 0;
  }
  .segmented button {
    padding: 13px 17px;
    flex: none;
  }
  .empty-state {
    padding: 50px 23px;
  }
  .empty-state h3 {
    font-size: 23px;
  }
  .list-row {
    padding: 18px 16px;
    gap: 12px;
  }
  .list-row .icon-button {
    width: 32px;
  }
  .list-row .button {
    font-size: 11px;
    padding: 7px 10px;
  }
  dialog footer .button {
    font-size: 12px;
  }
  .banner {
    flex-wrap: wrap;
  }
}
@media (max-width: 390px) {
  .field-grid {
    grid-template-columns: 1fr;
  }
  .form-footer {
    align-items: flex-start;
    flex-direction: column;
  }
  .form-footer .button {
    width: 100%;
  }
  .setting-row {
    flex-wrap: wrap;
  }
  .profile-hero > .pill {
    margin-left: 65px;
  }
  .segmented button {
    padding: 13px 14px;
  }
  .page-content {
    padding-left: 16px;
    padding-right: 16px;
  }
  .list-row {
    flex-wrap: wrap;
  }
  .auth-page {
    padding-left: 21px;
    padding-right: 21px;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *:before,
  *:after {
    animation: none !important;
    transition: none !important;
  }
}

/* Authentication uses one spacing rhythm for forms, link states, and recovery. */
.auth-page {
  --muted: var(--auth-muted);
}
.auth-wrap:not(.auth-verify) > .auth-description {
  margin: var(--space-3) 0 var(--space-6);
  font-size: 14px;
  line-height: 1.6;
}
.auth-wrap:not(.auth-verify) > .auth-description + .auth-form {
  margin-top: 0;
}
.auth-form {
  gap: var(--space-4);
}
.auth-form .field {
  font-size: 14px;
}
.auth-form .field small {
  font-size: 13px;
  line-height: 1.5;
}
.auth-form .field input {
  min-height: 48px;
  font-size: 16px;
}
.auth-form .button {
  min-height: var(--auth-button-height);
  height: var(--auth-button-height);
  font-size: 14px;
}
.auth-actions {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.auth-actions .button {
  min-height: 48px;
}
.auth-footnote {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
  margin-top: var(--space-4);
}
.auth-switch {
  font-size: 13px;
}
.password-control {
  position: relative;
}
.password-control input {
  padding-right: 44px;
}
.password-toggle {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--accent);
}
.password-toggle svg {
  width: 18px;
  height: 18px;
}
.password-toggle:hover {
  background: var(--soft);
}
.password-toggle:focus-visible {
  outline-offset: -2px;
}
.auth-form input[aria-invalid="true"] {
  border-color: var(--danger);
}
.auth-form .form-error {
  margin: 0;
  padding: 12px 14px;
  border-radius: 9px;
  background: var(--danger-surface);
  line-height: 1.6;
}
@media (prefers-reduced-motion: reduce) {
  .auth-page *,
  .auth-page *::before,
  .auth-page *::after {
    transition: none;
    animation: none;
  }
}

.invite-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-block: 0;
  align-items: center;
}
.friend-qr {
  display: block;
  width: min(280px, 100%);
  height: auto;
  margin: 0 auto;
  border-radius: 12px;
}
.friend-scanner {
  display: block;
  width: 100%;
  max-height: 320px;
  object-fit: contain;
  border-radius: 12px;
  margin-bottom: 16px;
}
.friend-scanner[hidden] {
  display: none;
}
.friend-invite-avatar {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 50%;
}

/* Friends stays a quiet account surface; connection tools live in dialogs. */
.friends-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}
.friends-heading .page-heading {
  margin: 0;
}
.friends-heading > .button {
  flex: none;
}
.friends-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  margin-bottom: 20px;
}
.friend-navigation {
  display: flex;
  gap: 26px;
}
.friend-navigation button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 2px;
  margin-bottom: -1px;
  color: var(--muted);
  border: 0;
  border-bottom: 2px solid transparent;
  background: none;
  font-size: 13px;
  font-weight: 500;
}
.friend-navigation button[aria-pressed="true"] {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
}
.friend-filters {
  display: flex;
  gap: 6px;
  margin-bottom: 20px;
}
.friend-filters button {
  padding: 8px 14px;
  min-height: 40px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
}
.friend-filters button[aria-pressed="true"] {
  background: var(--surface);
  border-color: var(--line);
  color: var(--ink);
  font-weight: 600;
}
.friend-section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}
.friend-section-heading h2 {
  font-size: 14px;
  font-weight: 600;
}
.friends-list .list-row {
  padding: 18px 22px;
  min-height: 82px;
}
.friends-list .avatar {
  width: 40px;
  height: 40px;
  border-width: 0;
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
}
.friends-list .icon-button {
  width: 44px;
  height: 44px;
  flex: none;
}
.friend-methods {
  display: grid;
  gap: 8px;
}
.friend-method {
  display: flex;
  align-items: center;
  text-align: left;
  gap: 14px;
  width: 100%;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  color: var(--ink);
  line-height: 1.5;
}
.friend-method:hover {
  background: var(--canvas);
  border-color: var(--accent);
  text-decoration: none;
}
.friend-method > svg {
  width: 22px;
  height: 22px;
  flex: none;
  color: var(--accent);
}
.friend-method > svg:last-child {
  width: 16px;
  height: 16px;
  color: var(--muted);
}
.friend-method > span {
  flex: 1;
  min-width: 0;
}
.friend-method strong {
  display: block;
  font-size: 13px;
  font-weight: 600;
}
.friend-method small {
  display: block;
  margin-top: 3px;
  font-size: 11px;
  color: var(--muted);
}

.invite-actions [hidden] {
  display: none;
}
#invite-status:empty,
#scan-status:empty {
  display: none;
}

.invite-meta {
  color: var(--muted);
  font-size: 12px;
}
@media (max-width: 600px) {
  .friends-heading {
    gap: 12px;
  }
  .friends-heading > .button {
    padding: 10px 12px;
    font-size: 12px;
  }
  .friends-list .list-row {
    padding: 15px 14px;
    gap: 10px;
    flex-wrap: nowrap;
  }
  .friends-list .list-row .button {
    min-height: 40px;
  }
  .friend-method {
    padding: 13px;
    gap: 10px;
  }
}

/* Temporary waits are status feedback, not invalid user input. */
.form-error.rate-limit {
  color: var(--ink);
  background: var(--soft);
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}

/* School years share the account shell and remain usable on narrow screens. */
.school-years-page {
  max-width: 1100px;
}
.school-years-heading {
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.school-years-heading .page-heading {
  margin-bottom: 0;
}
.school-years-empty {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
}
.school-years-empty-icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--soft);
}
.school-years-empty h2 {
  font-size: 19px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.35px;
}
.school-years-empty p {
  max-width: 52ch;
  margin: 10px 0 24px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}
.year-source-picker,
.year-source-fields {
  border: 0;
  padding: 0;
  margin: 0;
  min-width: 0;
}
.year-source-picker legend {
  padding: 0;
  margin-bottom: 10px;
  font-weight: 500;
}
.year-source-options {
  display: flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--soft);
}
.year-source-options label {
  position: relative;
  flex: 1;
  cursor: pointer;
}
.year-source-options span {
  display: grid;
  place-items: center;
  min-height: 44px;
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--muted);
  font-weight: 500;
}
.year-source-options input:checked + span {
  color: var(--ink);
  background: var(--surface);
  box-shadow: 0 1px 3px var(--dialog-shadow);
}
.year-source-options input:focus-visible + span {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}
.year-source-options input:disabled + span {
  opacity: 0.5;
  cursor: not-allowed;
}
.year-source-fields {
  display: grid;
  gap: 20px;
}
.school-years-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
  gap: 16px;
  margin: 20px 0;
}
.school-year-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.school-year-card-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.school-year-card h2 {
  font-size: 24px;
  margin: 0;
  overflow-wrap: anywhere;
}
.school-year-badges,
.school-year-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.school-year-dates {
  font-variant-numeric: tabular-nums;
  margin: 12px 0;
}
.school-year-context {
  line-height: 1.6;
  overflow-wrap: anywhere;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 24px;
}
.school-year-actions {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.school-year-preview {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-top: 16px;
}
.school-year-preview p:last-child {
  margin-bottom: 0;
}
.education-country {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0 0 16px;
}
.school-years-error {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px;
  border: 1px solid var(--danger-border);
  border-radius: 12px;
  background: var(--danger-surface);
  color: var(--danger);
}
@media (max-width: 760px) {
  .school-years-empty {
    flex-direction: column;
    gap: 16px;
    padding: 24px;
  }
}
@media (max-width: 600px) {
  .school-year-card {
    padding: 20px;
  }
  .school-year-actions .button {
    min-height: 44px;
  }
}

/* Keep the email-first options visible on short mobile login/signup pages. */
@media (max-width: 700px) and (max-height: 700px) {
  .auth-split:has(#social-auth:not(:empty)) {
    padding-block: 16px;
  }
  .auth-wrap:has(#social-auth:not(:empty)) > .brand {
    margin-bottom: 20px;
  }
  .auth-wrap:has(#social-auth:not(:empty)) .auth-form {
    margin-top: 20px;
  }
  #social-auth {
    margin-top: 20px;
    gap: 12px;
  }
  .auth-wrap:has(#social-auth:not(:empty)) .auth-switch {
    margin-top: 18px;
  }
}

/* Preserve the scaled Google clear space on the narrowest phone layouts. */
@media (max-width: 360px) {
  .auth-page:has(#social-auth:not(:empty)) {
    padding-inline: 16px;
  }
}

/* School-year subjects and timetables */
.planner {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
}
.planner-heading,
.planner-toolbar,
.planner-plan {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.planner-heading {
  margin-bottom: 28px;
}
.planner-plan p {
  margin: 4px 0;
}
.planner-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.planner-toolbar {
  margin: 20px 0;
}
.planner-toolbar .field {
  margin: 0;
  min-width: 170px;
}
.planner-toolbar [aria-pressed="true"] {
  background: var(--soft);
  color: var(--accent);
  border-color: var(--accent);
}
.subject-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(260px, 100%), 1fr));
  gap: 18px;
}
.subject-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 4px solid var(--subject-color);
  border-radius: 16px;
  padding: 24px;
  min-width: 0;
  overflow-wrap: anywhere;
}
.subject-card h2 {
  font-size: 20px;
  margin: 0 0 12px;
}
.subject-card p {
  margin: 8px 0;
}
.subject-card .planner-actions {
  margin-top: 20px;
}
.planner-empty {
  padding: 48px 24px;
  background: var(--surface);
  border: 1px dashed var(--line);
  border-radius: 20px;
  text-align: center;
}
.planner-empty h2 {
  font-size: 24px;
  margin: 0 0 12px;
}
.planner-empty p {
  margin: 0 0 24px;
  color: var(--muted);
}
.planner-notice {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  margin: 16px 0;
}
.planner-notice p {
  margin-top: 0;
}
.planner-week {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(172px, 1fr);
  gap: 12px;
  overflow-x: auto;
  padding: 4px 0 16px;
}
.planner-week.single-day {
  grid-auto-flow: row;
  grid-template-columns: minmax(0, 560px);
}
.planner-day {
  min-width: 0;
}
.planner-day-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 4px;
}
.planner-day h2 {
  margin: 0;
  font-size: 15px;
}
.planner-day h2 small {
  display: block;
  color: var(--muted);
  font-size: 13px;
  font-weight: 400;
  margin-top: 5px;
}
.lesson-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--subject-color);
  border-radius: 12px;
  padding: 16px 12px;
  margin-bottom: 10px;
  overflow-wrap: anywhere;
}
.lesson-card h3 {
  font-size: 16px;
  margin: 10px 0 8px;
}
.lesson-card p {
  font-size: 13px;
  margin: 5px 0;
}
.lesson-card .lesson-time {
  font-size: 12px;
  font-weight: 600;
}
.lesson-card.cancelled h3 {
  text-decoration: line-through;
}
.lesson-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 14px;
}
.lesson-actions .button {
  min-height: 34px;
  font-size: 11px;
  padding: 6px 8px;
}
.planner-badge {
  display: inline-block;
  border-radius: 6px;
  background: var(--soft);
  padding: 4px 7px;
  font-size: 11px;
}
.planner-overlap {
  color: var(--danger);
  font-weight: 600;
}
.planner-free {
  color: var(--muted);
  font-size: 13px;
  padding: 24px 4px;
}
.planner-plans {
  border-top: 1px solid var(--line);
  margin-top: 24px;
  padding: 24px 0;
}
.planner-plans summary {
  cursor: pointer;
  font-weight: 600;
}
.planner-plan {
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}
.planner-rules {
  flex-basis: 100%;
  font-size: 13px;
}
.planner-rule {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
}
.planner-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.planner-form-grid .field {
  margin: 0;
}
.planner-check {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  line-height: 1.5;
  font-size: 14px;
}
.planner-check input[type="checkbox"] {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}
.import-row,
#import-plan {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  margin: 20px 0;
}
.import-row legend {
  padding: 0 8px;
  font-weight: 600;
}
.planner-form-grid input[type="color"] {
  height: 44px;
  padding: 4px;
}
@media (max-width: 640px) {
  .planner-heading {
    align-items: stretch;
  }
  .planner-heading .planner-actions {
    width: 100%;
  }
  .planner-toolbar {
    align-items: stretch;
  }
  .planner-toolbar .field {
    min-width: 140px;
    flex: 1;
  }
  .planner-form-grid {
    grid-template-columns: 1fr;
  }
  .planner-week {
    grid-auto-flow: row;
    grid-template-columns: 1fr;
  }
  .planner-week.single-day {
    grid-template-columns: 1fr;
  }
  .planner-day {
    border-top: 1px solid var(--line);
    padding: 12px 0;
  }
  .lesson-actions .button {
    min-height: 40px;
  }
  .planner-rule {
    flex-wrap: wrap;
  }
}
.planner-slots {
  margin-top: 20px;
}
.planner-slots summary {
  cursor: pointer;
  font-weight: 600;
}
.planner-slot-days {
  display: flex;
  flex-wrap: wrap;
  column-gap: 16px;
  margin: 12px 0;
}

/* Unified calendar: independent sources, personal visibility, shared plans. */
.calendar-workspace {
  width: 100%;
  max-width: 1800px;
  margin-inline: auto;
}
.cal-heading {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 28px;
}
.cal-heading-actions,
.cal-manage-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.cal-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}
.cal-sidebar {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px 12px;
  background: var(--surface);
}
.cal-sidebar-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-left: 8px;
}
.cal-sidebar-heading h2 {
  font-size: 15px;
  margin: 0;
}
.cal-sidebar-hint {
  color: var(--muted);
  font-size: 12px;
  margin: 4px 8px 24px;
  line-height: 1.5;
}
.cal-group {
  margin-top: 24px;
}
.cal-group h3 {
  padding: 0 8px;
  color: var(--muted);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  display: flex;
  justify-content: space-between;
}
.cal-group h3 span {
  font-variant-numeric: tabular-nums;
}
.cal-row {
  display: flex;
  gap: 2px;
  align-items: center;
  border-radius: 8px;
  min-height: 42px;
}
.cal-row:hover {
  background: color-mix(in srgb, var(--muted) 6%, transparent);
}
.cal-row .icon-button {
  width: 28px;
  height: 30px;
  flex: 0 0 28px;
}
.cal-toggle {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px;
  flex: 1;
  min-width: 0;
  cursor: pointer;
  font-size: 12px;
}
.cal-toggle input {
  width: 15px;
  height: 15px;
  flex: 0 0 15px;
  margin: 0;
}
.cal-toggle > span:last-child {
  min-width: 0;
  overflow-wrap: anywhere;
}
.cal-toggle .cal-color {
  display: none;
}
.cal-toggle small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  margin-top: 3px;
}
.cal-sidebar-actions {
  display: grid;
  gap: 8px;
  margin-top: 24px;
  padding: 0 6px;
}
.cal-sidebar-actions .button {
  font-size: 11px;
  justify-content: center;
}
.cal-tip {
  margin: 24px 8px 0;
  display: flex;
  gap: 8px;
  align-items: start;
  color: var(--muted);
}
.cal-tip svg {
  width: 15px;
  flex: 0 0 15px;
  margin-top: 3px;
}
.cal-tip p {
  font-size: 11px;
  line-height: 1.6;
  margin: 0;
}
.cal-main {
  min-width: 0;
}
.cal-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.cal-date-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.cal-date-nav h2 {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.5px;
  margin: 0 5px;
  white-space: nowrap;
}
.cal-date-nav [data-cal="previous"] svg {
  transform: rotate(180deg);
}
.cal-date-nav .button {
  font-size: 11px;
  min-height: 30px;
  padding: 6px 12px;
  margin-left: 8px;
}
.cal-modes {
  display: flex;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}
.cal-modes button {
  border: 0;
  border-radius: 5px;
  padding: 7px 11px;
  font-size: 11px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}
.cal-modes button[aria-pressed="true"] {
  color: var(--ink);
  background: color-mix(in srgb, var(--muted) 12%, transparent);
  font-weight: 600;
}
.cal-meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--muted);
  margin: 17px 0;
  font-size: 10px;
}
.cal-meta button {
  padding: 0;
  background: none;
  border: none;
  color: inherit;
  font: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}
.cal-day {
  min-width: 0;
  border-right: 1px solid var(--line);
}
.cal-day:nth-child(7n) {
  border-right: 0;
}
.cal-day header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 16px 5px;
  border-bottom: 1px solid var(--line);
}
.cal-day header > span {
  font-size: 10px;
  color: var(--muted);
}
.cal-day header button {
  width: 31px;
  height: 31px;
  border: 0;
  border-radius: 50%;
  background: none;
  color: inherit;
  font: inherit;
  font-size: 18px;
  cursor: pointer;
}
.cal-day.is-today header button {
  background: #6366f1;
  color: white;
}
.cal-day.is-today {
  background: color-mix(in srgb, #6366f1 2%, var(--surface));
}
.cal-day-events {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px 7px;
}
.cal-week .cal-day-events {
  min-height: 410px;
}
.cal-event {
  text-align: left;
  width: 100%;
  min-width: 0;
  border: 1px solid color-mix(in srgb, var(--event-color) 18%, transparent);
  border-left: 3px solid var(--event-color);
  border-radius: 6px;
  padding: 10px 8px;
  color: var(--ink);
  background: color-mix(in srgb, var(--event-color) 10%, var(--surface));
  cursor: pointer;
  font: inherit;
  display: flex;
  flex-direction: column;
  gap: 5px;
  overflow-wrap: anywhere;
}
.cal-event:hover {
  background: color-mix(in srgb, var(--event-color) 17%, var(--surface));
}
.cal-event strong {
  font-size: 11px;
  font-weight: 650;
  line-height: 1.4;
}
.cal-event-time {
  font-size: 9px;
  opacity: 0.75;
}
.cal-event-location {
  font-size: 9px;
  color: var(--muted);
}
.cal-event.all-day {
  border-left-width: 1px;
  padding-block: 8px;
}
.cal-event.compact {
  padding: 5px;
  gap: 2px;
}
.cal-event.compact strong {
  font-size: 10px;
}
.cal-free {
  font-size: 10px;
  color: var(--muted);
  opacity: 0.65;
  padding: 14px 0;
  text-align: center;
}
.cal-month .cal-day {
  min-height: 130px;
  border-bottom: 1px solid var(--line);
}
.cal-month .cal-day header {
  flex-direction: row;
  justify-content: space-between;
  padding: 6px;
  border: 0;
}
.cal-month .cal-day header button {
  font-size: 13px;
  width: 25px;
  height: 25px;
}
.cal-month .cal-day-events {
  gap: 4px;
  padding: 3px 5px 8px;
}
.cal-month .outside-month {
  opacity: 0.48;
}
.cal-footer {
  display: flex;
  gap: 6px;
  align-items: center;
  font-size: 10px;
  color: var(--muted);
  margin-top: 18px;
  line-height: 1.6;
  flex-wrap: wrap;
}
.cal-color {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex: 0 0 7px;
}
.cal-footer a {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
}
.cal-footer svg {
  width: 13px;
  height: 13px;
}
.cal-notice {
  border: 1px solid #d6a74a;
  background: color-mix(in srgb, #d6a74a 8%, var(--surface));
  border-radius: 9px;
  padding: 13px;
  font-size: 12px;
  line-height: 1.6;
  margin-bottom: 14px;
}
.cal-empty {
  min-height: 300px;
  display: grid;
  place-content: center;
  text-align: center;
  color: var(--muted);
}
.cal-agenda {
  display: grid;
  gap: 22px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  padding: 24px;
}
.cal-agenda section h3 {
  font-size: 13px;
  margin: 0 0 12px;
}
.cal-agenda section > div {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
}
.cal-form-grid,
.cal-conflict {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.cal-form-grid .field {
  min-width: 0;
}
.cal-read-field {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 13px;
  padding-top: 5px;
}
.cal-read-field span {
  color: var(--muted);
}
.cal-check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 20px 0;
  font-size: 13px;
}
.cal-check input {
  width: 16px;
  height: 16px;
  margin: 0;
}
.cal-description {
  white-space: pre-wrap;
}
.cal-manage-actions {
  margin: 18px 0;
}
.cal-holiday-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 20px 0;
}
.cal-holiday-option {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: inherit;
  text-align: left;
  padding: 13px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  font: inherit;
  font-size: 12px;
}
.cal-holiday-option small,
.cal-share-list small {
  display: block;
  color: var(--muted);
  margin-top: 5px;
  font-size: 10px;
}
.cal-holiday-option > span:last-child {
  font-size: 10px;
  white-space: nowrap;
  color: var(--muted);
}
.cal-providers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 24px 0;
}
.cal-provider {
  display: flex;
  flex-direction: column;
  align-items: start;
  gap: 14px;
  padding: 20px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  background: var(--surface);
  text-align: left;
  font: inherit;
  cursor: pointer;
}
.cal-provider:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.cal-provider strong {
  font-size: 12px;
}
.cal-provider small {
  font-size: 10px;
  color: var(--muted);
}
.cal-provider-mark {
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  height: 32px;
  width: 32px;
  color: #6366f1;
  font-weight: 700;
}
.cal-connections {
  display: grid;
  gap: 12px;
}
.cal-connections > section {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px;
}
.cal-connections > section > div:first-child {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}
.cal-connections p,
.cal-status {
  font-size: 11px;
  color: var(--muted);
}
.cal-status {
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 3px 8px;
}
.cal-share-list > div {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.cal-conflict {
  margin: 24px 0;
}
.cal-conflict section {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow-wrap: anywhere;
}
.cal-conflict h3 {
  font-size: 12px;
  color: var(--muted);
}
@media (max-width: 1200px) {
  .cal-layout {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 16px;
  }
  .cal-toolbar {
    align-items: start;
    flex-direction: column;
  }
  .cal-date-nav h2 {
    font-size: 17px;
  }
}
@media (max-width: 850px) {
  .cal-heading {
    align-items: start;
    flex-direction: column;
    gap: 18px;
  }
  .cal-layout {
    grid-template-columns: 1fr;
  }
  .cal-sidebar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 12px;
  }
  .cal-sidebar-heading,
  .cal-sidebar-hint,
  .cal-sidebar-actions {
    grid-column: 1 / -1;
  }
  .cal-sidebar-hint {
    margin-bottom: 0;
  }
  .cal-group {
    margin-top: 10px;
  }
  .cal-sidebar-actions {
    grid-template-columns: 1fr 1fr;
    margin-top: 12px;
  }
  .cal-tip {
    display: none;
  }
  .cal-week {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
  }
  .cal-week .cal-day {
    min-width: 160px;
    flex: 1 0 160px;
    scroll-snap-align: start;
  }
  .cal-week .cal-day-events {
    min-height: 280px;
  }
  .cal-month .cal-day {
    min-height: 90px;
  }
  .cal-month .cal-day header > span {
    display: none;
  }
  .cal-month .cal-event strong {
    font-size: 8px;
  }
  .cal-month .cal-event-time {
    display: none;
  }
  .cal-meta {
    font-size: 9px;
  }
  .cal-holiday-list {
    grid-template-columns: 1fr;
  }
  .cal-form-grid,
  .cal-conflict {
    grid-template-columns: 1fr;
  }
  .cal-providers {
    grid-template-columns: 1fr;
  }
  .cal-provider {
    flex-direction: row;
    align-items: center;
    padding: 12px;
  }
  .cal-provider small {
    margin-left: auto;
  }
}

/* Personal grades */
.grades-page {
  max-width: 1180px;
  margin: 0 auto;
}
.grades-heading,
.grade-detail-heading,
.grade-editor-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.grades-heading {
  margin-bottom: 28px;
}
.grade-setup {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--sidebar);
}
.grade-setup-icon {
  display: grid;
  place-items: center;
  flex: 0 0 52px;
  height: 52px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  color: var(--ink);
}
.grade-setup-icon svg {
  width: 24px;
  height: 24px;
}
.grade-setup-content {
  min-width: 0;
}
.grade-setup h2 {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.5px;
}
.grade-setup p {
  max-width: 48ch;
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}
.grade-setup .button {
  margin-top: 24px;
  gap: 16px;
  box-shadow: none;
}
.grade-setup .button svg {
  width: 16px;
  height: 16px;
}
@media (max-width: 540px) {
  .grade-setup {
    flex-direction: column;
    gap: 20px;
    padding: 24px;
  }
  .grade-setup-icon {
    width: 48px;
    height: 48px;
    flex-basis: auto;
  }
  .grade-setup h2 {
    font-size: 20px;
  }
}
.grade-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 12px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}
.grade-toolbar .field {
  flex: 1 1 180px;
  margin: 0;
}
.grade-toolbar button {
  margin-bottom: 0;
}
.grade-layout {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 28px;
}
.grade-subjects {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: stretch;
}
.grade-subjects button {
  display: flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 13px 12px;
  color: var(--muted);
  text-align: left;
  font: inherit;
  cursor: pointer;
  overflow-wrap: anywhere;
}
.grade-subjects button:hover {
  background: var(--nav-hover);
}
.grade-subjects button[aria-pressed="true"] {
  background: var(--soft);
  color: var(--ink);
  border-color: var(--positive-border);
  font-weight: 600;
}
.grade-subject-dot {
  height: 9px;
  width: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}
.grade-detail {
  min-width: 0;
}
.grade-detail-heading {
  margin-bottom: 16px;
}
.grade-detail-heading h2,
.grade-detail-heading h3 {
  margin: 0;
}
.grade-summary {
  display: grid;
  grid-template-columns: minmax(120px, 0.65fr) 1.35fr;
  gap: 24px;
  padding: 24px;
  border-radius: 16px;
  border: 1px solid var(--profile-border);
  background: var(--profile-surface);
  margin-bottom: 20px;
}
.grade-summary > div:first-child {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.grade-summary strong {
  font-size: 46px;
  letter-spacing: -0.04em;
  font-weight: 550;
  line-height: 1.2;
  overflow-wrap: anywhere;
}
.grade-summary strong small {
  font-size: 20px;
  margin-left: 3px;
}
.grade-summary p {
  line-height: 1.6;
  margin: 0 0 12px;
}
.grade-calculation {
  margin: 0 0 24px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  font-size: 13px;
}
.grade-calculation summary {
  cursor: pointer;
}
.grade-calculation li {
  margin: 8px 0;
  overflow-wrap: anywhere;
}
.grade-list {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--surface);
  margin-bottom: 18px;
}
.grade-row {
  display: flex;
  align-items: start;
  gap: 18px;
  padding: 20px;
}
.grade-row + .grade-row {
  border-top: 1px solid var(--line);
}
.grade-result {
  min-width: 64px;
  max-width: 160px;
  background: var(--soft);
  border-radius: 10px;
  padding: 10px;
  text-align: center;
  font-size: 18px;
  font-weight: 600;
  overflow-wrap: anywhere;
}
.grade-row-copy {
  flex: 1;
  min-width: 0;
}
.grade-row-copy h3 {
  margin: 0 0 6px;
  font-size: 15px;
  overflow-wrap: anywhere;
}
.grade-row-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}
.grade-row-copy .grade-note {
  margin-top: 8px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.grade-row-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}
.grade-entry-fields {
  padding: 0;
  margin: 0;
  border: 0;
  min-width: 0;
}
.grade-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.grade-form-grid .field {
  margin: 0;
}
.grade-form-grid [data-scale-numbers] {
  display: grid;
  gap: 12px;
}
.grade-form-grid [hidden] {
  display: none;
}
.grade-form-grid .grade-span {
  grid-column: 1 / -1;
}
.grade-editor-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 100px auto;
  align-items: end;
  gap: 12px;
  margin-bottom: 12px;
}
.grade-editor-row .field,
.grade-period-row .field {
  margin: 0;
}
.grade-period-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 140px 140px auto;
  align-items: end;
  gap: 10px;
  margin-bottom: 16px;
}
.grade-forecast {
  margin-top: 20px;
  padding: 20px;
  border-radius: 12px;
  background: var(--soft);
  line-height: 1.6;
}
.grade-forecast strong {
  font-size: 20px;
}
.grade-file-row {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}
.grade-file-row > div {
  flex: 1;
  min-width: 0;
}
.grade-file-row strong {
  display: block;
  overflow-wrap: anywhere;
}
.grade-file-row small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
}
.grade-image-preview {
  display: block;
  max-width: 100%;
  max-height: 500px;
  object-fit: contain;
  margin: 18px auto;
  border-radius: 10px;
}
.storage-header {
  padding: 24px 24px 0;
}
.storage-header h2 {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.2px;
}
.storage-header p {
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}
.storage-body {
  padding: 24px;
}
.storage-amount {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  font-variant-numeric: tabular-nums;
}
.storage-amount strong {
  font-size: 28px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -1px;
}
.storage-amount span {
  font-size: 12px;
  color: var(--muted);
}
.storage-usage progress {
  appearance: none;
  display: block;
  width: 100%;
  height: 6px;
  margin: 16px 0 10px;
  overflow: hidden;
  border: 0;
  border-radius: 999px;
  background: var(--soft);
  color: var(--accent);
  accent-color: var(--accent);
}
.storage-usage progress::-webkit-progress-bar {
  background: var(--soft);
  border-radius: 999px;
}
.storage-usage progress::-webkit-progress-value {
  background: var(--accent);
  border-radius: 999px;
}
.storage-usage progress::-moz-progress-bar {
  background: var(--accent);
  border-radius: 999px;
}
.storage-limit,
.storage-cleanup,
.storage-status {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}
.storage-cleanup {
  margin-top: 8px;
}
.storage-action {
  width: 100%;
  justify-content: space-between;
  margin-top: 24px;
  white-space: normal;
  text-align: left;
}
.storage-action svg {
  width: 16px;
  height: 16px;
}
@media (max-width: 760px) {
  .grades-heading {
    align-items: start;
    flex-direction: column;
  }
  .grade-layout {
    display: block;
  }
  .grade-subjects {
    flex-direction: row;
    overflow-x: auto;
    margin-bottom: 24px;
    padding-bottom: 6px;
  }
  .grade-subjects button {
    flex-shrink: 0;
  }
  .grade-summary {
    padding: 20px;
    gap: 18px;
  }
  .grade-row {
    flex-wrap: wrap;
    padding: 16px;
    gap: 12px;
  }
  .grade-row-actions {
    width: 100%;
    justify-content: flex-end;
  }
  .grade-form-grid {
    grid-template-columns: 1fr;
  }
  .grade-period-row {
    grid-template-columns: 1fr 1fr;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--line);
  }
  .grade-period-row > .field:first-child {
    grid-column: 1 / -1;
  }
  .grade-file-row {
    flex-wrap: wrap;
  }
  .grade-file-row > div {
    flex-basis: 100%;
  }
}
@media (max-width: 400px) {
  .grade-summary {
    grid-template-columns: 1fr;
  }
  .grade-editor-row {
    grid-template-columns: minmax(0, 1fr) 90px;
  }
}

/* Custom dropdowns shared with the support UI. */
.select-trigger {
  display: flex;
  width: 100%;
  min-width: 0;
  min-height: 44px;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--input-border);
  border-radius: 9px;
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  font-size: 13px;
  font-weight: 400;
  text-align: left;
  transition:
    border-color 120ms ease,
    background 120ms ease,
    box-shadow 120ms ease;
}
.select-trigger:hover:not(:disabled) {
  border-color: var(--muted);
  background: var(--canvas);
}
.select-trigger[aria-expanded="true"] {
  border-color: var(--ink);
  box-shadow: 0 0 0 3px var(--soft);
}
.select-trigger:focus-visible {
  outline-offset: 2px;
}
.select-trigger:disabled {
  cursor: not-allowed;
  background: var(--soft);
  opacity: 0.55;
}
.select-value {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.select-trigger > svg,
.select-option > svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.select-trigger > svg {
  color: var(--muted);
  transition: transform 140ms ease;
}
.select-trigger[aria-expanded="true"] > svg {
  transform: rotate(180deg);
}
.select-menu {
  position: fixed;
  inset: auto;
  margin: 0;
  padding: 5px;
  max-height: 260px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 12px 32px var(--popover-shadow);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.4;
}
.select-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 36px;
  padding: 8px 10px;
  border-radius: 7px;
  cursor: pointer;
  user-select: none;
}
.select-option[hidden] {
  display: none;
}
.select-option > span {
  overflow-wrap: anywhere;
}
.select-option > svg {
  opacity: 0;
}
.select-option[aria-selected="true"] {
  font-weight: 550;
}
.select-option[aria-selected="true"] > svg {
  opacity: 1;
}
.select-option.is-active {
  background: var(--soft);
}
.select-option[aria-disabled="true"] {
  color: var(--muted);
  cursor: not-allowed;
  opacity: 0.5;
}
@media (pointer: coarse) {
  .select-trigger,
  .select-option {
    min-height: 44px;
  }
}

.select-trigger[aria-invalid="true"] {
  border-color: var(--danger);
}
.select-group-label {
  padding: 8px 10px 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
}
@media (prefers-reduced-motion: reduce) {
  .select-trigger,
  .select-trigger > svg {
    transition: none;
  }
}

/* Device information describes one signed-in session, including older clients. */
.session-card {
  padding: 24px;
}
.session-card + .session-card {
  border-top: 1px solid var(--line);
}
.session-heading {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 22px;
}
.session-device-icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--soft);
}
.session-device-icon svg {
  width: 22px;
  height: 22px;
}
.session-title {
  min-width: 0;
  flex: 1;
  overflow-wrap: anywhere;
}
.session-title h3 {
  font-size: 14px;
  line-height: 1.5;
  font-weight: 600;
}
.session-title p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 12px;
}
.session-heading > .button,
.session-heading > .pill {
  flex: none;
}
.session-details {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px 24px;
  margin: 0;
}
.session-details dt {
  color: var(--muted);
  font-size: 11px;
  margin-bottom: 5px;
}
.session-details dd {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}
.session-details small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  margin-top: 3px;
}
.session-ip {
  font-variant-numeric: tabular-nums;
}
@media (max-width: 600px) {
  .session-card { padding: 20px; }
  .session-details { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 16px; }
  .session-heading { flex-wrap: wrap; gap: 10px; }
  .session-title { flex-basis: calc(100% - 52px); }
  .session-heading > .button, .session-heading > .pill { margin-left: 52px; }
}