:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: #ffffff;
  --surface-muted: #edf2f7;
  --text: #111827;
  --text-muted: #657084;
  --border: rgba(17, 24, 39, 0.11);
  --shadow: 0 20px 54px rgba(21, 32, 54, 0.12);
  --shadow-soft: 0 10px 24px rgba(21, 32, 54, 0.08);
  --accent: #2563eb;
  --accent-2: #0891b2;
  --accent-3: #7c3aed;
  --success: #15803d;
  --warning: #b45309;
  --danger: #dc2626;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 8px;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #101318;
  --surface: rgba(24, 29, 38, 0.88);
  --surface-strong: #1b2230;
  --surface-muted: #222b3a;
  --text: #f8fafc;
  --text-muted: #a2aec2;
  --border: rgba(226, 232, 240, 0.13);
  --shadow: 0 20px 54px rgba(0, 0, 0, 0.32);
  --shadow-soft: 0 10px 24px rgba(0, 0, 0, 0.24);
  --accent: #60a5fa;
  --accent-2: #22d3ee;
  --accent-3: #a78bfa;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface-muted) 50%, transparent), transparent 44%),
    var(--bg);
  color: var(--text);
  letter-spacing: 0;
  transition: background 220ms var(--ease), color 220ms var(--ease);
}

button,
input,
select {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

[hidden] {
  display: none !important;
}

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
  opacity: 0.62;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 800;
}

.brand-mark,
.side-nav span {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  font-size: 0.9rem;
  font-weight: 800;
  box-shadow: 0 10px 22px rgba(37, 99, 235, 0.22);
}

.auth-page {
  min-height: 100vh;
}

.auth-shell {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: var(--space-6) var(--space-4);
}

.auth-brand {
  position: absolute;
  top: var(--space-5);
  left: var(--space-5);
}

.auth-card,
.panel,
.stat-card,
.subject-card,
.document-card,
.task-card,
.calendar-panel,
.upload-zone,
.sidebar-card,
.modal-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

.auth-card {
  width: min(480px, 100%);
  padding: clamp(1.4rem, 4vw, 2.25rem);
}

.auth-heading {
  margin-bottom: var(--space-5);
  text-align: center;
}

.auth-heading h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3rem);
}

.auth-heading p:not(.eyebrow),
.status-line {
  color: var(--text-muted);
  line-height: 1.55;
}

.field {
  position: relative;
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.field span,
.search span {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.field input,
.field select,
.search input,
.toolbar select {
  width: 100%;
  min-height: 3rem;
  padding: 0 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  color: var(--text);
  outline: 0;
  transition: border-color 180ms var(--ease), box-shadow 180ms var(--ease), background 180ms var(--ease);
}

.field input:focus,
.field select:focus,
.search input:focus,
.toolbar select:focus {
  border-color: color-mix(in srgb, var(--accent) 62%, transparent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent);
}

.field small {
  display: none;
  color: var(--danger);
  font-size: 0.78rem;
}

.field.invalid input,
.field.invalid select {
  border-color: color-mix(in srgb, var(--danger) 68%, transparent);
}

.field.invalid small {
  display: block;
}

.password-field input {
  padding-right: 6rem;
}

.ghost-control {
  position: absolute;
  right: 0.55rem;
  top: 1.85rem;
  min-height: 2.15rem;
  padding: 0 0.75rem;
  border: 0;
  border-radius: 999px;
  background: var(--surface-muted);
  color: var(--text-muted);
  cursor: pointer;
}

.auth-actions,
.workspace-actions,
.panel-actions,
.modal-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.button,
.icon-button,
.quick-grid button,
.tabs button,
.calendar-grid button,
.event-delete,
.task-toggle {
  border: 0;
  cursor: pointer;
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease), background 180ms var(--ease), border-color 180ms var(--ease);
}

.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  padding: 0 1.15rem;
  border-radius: 999px;
  font-weight: 700;
  white-space: nowrap;
}

.button:hover,
.icon-button:hover,
.quick-grid button:hover,
.calendar-grid button:hover,
.task-toggle:hover,
.event-delete:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  box-shadow: 0 14px 30px rgba(37, 99, 235, 0.22);
}

.button-secondary {
  background: var(--surface-strong);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

.button.compact {
  min-height: 2.55rem;
  padding-inline: 1rem;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 2.65rem;
  height: 2.65rem;
  border-radius: 50%;
  background: var(--surface-strong);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

.theme-toggle .moon,
[data-theme="dark"] .theme-toggle .sun {
  display: none;
}

[data-theme="dark"] .theme-toggle .moon {
  display: inline;
}

[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  right: 50%;
  bottom: calc(100% + 0.55rem);
  z-index: 60;
  width: max-content;
  max-width: 12rem;
  padding: 0.42rem 0.62rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--text);
  color: var(--bg);
  box-shadow: var(--shadow-soft);
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.2;
  opacity: 0;
  pointer-events: none;
  transform: translate(50%, 4px);
  transition: opacity 160ms var(--ease), transform 160ms var(--ease);
}

[data-tooltip]:hover::after,
[data-tooltip]:focus-visible::after {
  opacity: 1;
  transform: translate(50%, 0);
}

.app-shell {
  display: grid;
  grid-template-columns: 292px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: var(--space-5);
  border-right: 1px solid var(--border);
  background: var(--surface);
  backdrop-filter: blur(22px);
}

.sidebar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.side-nav {
  display: grid;
  gap: var(--space-2);
}

.side-nav a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 3rem;
  padding: 0.45rem 0.6rem;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-weight: 700;
  transition: background 180ms var(--ease), color 180ms var(--ease), transform 180ms var(--ease);
}

.side-nav a:hover,
.side-nav a.active {
  background: var(--surface-strong);
  color: var(--text);
  transform: translateX(3px);
}

.side-nav span {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-md);
  font-size: 0.78rem;
}

.sidebar-card {
  margin-top: var(--space-7);
  padding: var(--space-4);
  background: var(--surface-strong);
}

.sidebar-card p {
  color: var(--text-muted);
  line-height: 1.45;
}

.workspace {
  min-width: 0;
  padding: var(--space-5);
}

.workspace-top {
  position: sticky;
  top: var(--space-4);
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(20px);
}

.workspace-title {
  min-width: 180px;
}

.workspace-actions {
  display: grid;
  grid-template-columns: minmax(260px, 420px) auto auto;
  align-items: end;
}

.workspace-top h1 {
  margin: 0;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
}

.eyebrow {
  margin: 0 0 var(--space-2);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.search {
  display: grid;
  gap: 0.35rem;
  width: min(280px, 36vw);
}

.search.wide {
  width: min(520px, 100%);
}

.global-search {
  width: 100%;
}

.view {
  display: none;
}

.view.active {
  display: grid;
  gap: var(--space-5);
}

.stats-grid,
.card-grid,
.document-grid,
.settings-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
}

.stat-card,
.panel,
.subject-card,
.document-card,
.task-card,
.calendar-panel,
.upload-zone {
  padding: var(--space-5);
}

.stat-card span {
  color: var(--text-muted);
  font-weight: 700;
}

.stat-card strong {
  display: block;
  margin: var(--space-2) 0;
  font-size: 2.25rem;
}

.stat-card small,
.panel p,
.panel small,
.subject-card span,
.document-card span,
.task-card span {
  color: var(--text-muted);
}

.content-grid,
.calendar-layout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-5);
}

.span-2 {
  grid-column: span 2;
}

.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

.panel h2,
.panel-head h2 {
  margin: 0;
  font-size: 1.05rem;
}

.panel-head a {
  color: var(--accent);
  font-weight: 800;
}

.subject-row-list,
.compact-list,
.task-list,
.event-list {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.subject-row,
.document-row,
.event-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
}

button.subject-row {
  width: 100%;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.clickable-card {
  cursor: pointer;
}

.clickable-row:hover,
.clickable-card:hover,
.clickable-card:focus-visible {
  border-color: color-mix(in srgb, var(--accent) 34%, transparent);
  outline: none;
}

.subject-dot {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--subject-color, var(--accent)), var(--accent-2));
}

.subject-dot.large {
  width: 4.25rem;
  height: 4.25rem;
}

.subject-row h3,
.document-row h3,
.event-row h3 {
  margin: 0 0 0.25rem;
  font-size: 0.98rem;
}

.subject-row p,
.document-row p,
.event-row p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.86rem;
}

.quick-grid,
.quick-link-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.quick-grid button {
  min-height: 92px;
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  color: var(--text);
  border: 1px solid var(--border);
  font-weight: 800;
  text-align: left;
}

.quick-link-card {
  min-height: 112px;
  display: grid;
  align-content: start;
  gap: 0.35rem;
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  box-shadow: var(--shadow-soft);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease), box-shadow 180ms var(--ease);
}

.quick-link-card:hover,
.quick-link-card:focus-visible {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 30%, transparent);
  box-shadow: var(--shadow);
  outline: none;
}

.quick-link-card span {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  font-weight: 900;
}

.quick-link-card strong {
  margin-top: 0.35rem;
}

.quick-link-card small {
  color: var(--text-muted);
  line-height: 1.35;
}

.progress {
  width: 100%;
  height: 0.55rem;
  overflow: hidden;
  border-radius: 999px;
  background: var(--surface-muted);
}

.progress span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.toolbar select {
  width: auto;
  min-width: 180px;
}

.subject-card,
.document-card,
.task-card {
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease), border-color 180ms var(--ease);
}

.subject-card:hover,
.document-card:hover,
.task-card:hover,
.stat-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 26%, transparent);
  box-shadow: var(--shadow);
}

.subject-card header,
.document-card header,
.task-card header {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.subject-icon,
.file-icon {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--subject-color, var(--accent)) 15%, var(--surface-strong));
  color: var(--subject-color, var(--accent));
  font-weight: 900;
}

.subject-card h2,
.document-card h2,
.task-card h2 {
  margin: 0;
  font-size: 1.1rem;
}

.subject-meta,
.document-meta,
.task-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
  color: var(--text-muted);
  font-size: 0.84rem;
}

.document-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.upload-zone {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  border-style: dashed;
}

.upload-zone p {
  margin: 0;
  color: var(--text-muted);
}

.tabs {
  display: flex;
  gap: var(--space-2);
  padding: 0.35rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-strong);
}

.tabs button {
  min-height: 2.35rem;
  padding: 0 1rem;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  font-weight: 800;
}

.tabs button.active {
  background: var(--text);
  color: var(--bg);
}

.task-list {
  margin-top: 0;
}

.task-card {
  display: grid;
  gap: var(--space-3);
}

.task-priority,
.scope-pill,
.empty-pill {
  width: max-content;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
}

.priority-high {
  background: color-mix(in srgb, var(--danger) 14%, transparent);
  color: var(--danger);
}

.priority-medium {
  background: color-mix(in srgb, var(--warning) 16%, transparent);
  color: var(--warning);
}

.priority-low {
  background: color-mix(in srgb, var(--success) 14%, transparent);
  color: var(--success);
}

.task-toggle,
.event-delete {
  min-height: 2.35rem;
  padding: 0 0.85rem;
  border-radius: 999px;
  background: var(--surface-strong);
  color: var(--text);
  border: 1px solid var(--border);
  font-weight: 800;
}

.task-card[data-status="done"] {
  opacity: 0.72;
}

.task-note {
  margin: 0;
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  color: var(--text);
}

.task-note-field {
  display: grid;
  gap: var(--space-2);
}

.task-note-field span {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.task-note-field textarea {
  min-height: 92px;
  resize: vertical;
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  color: var(--text);
  font: inherit;
  outline: 0;
}

.task-note-field textarea:focus {
  border-color: color-mix(in srgb, var(--accent) 62%, transparent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent);
}

.subject-count {
  width: max-content;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
}

.grade-score {
  margin-top: var(--space-5);
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 900;
}

.grade-list,
.grade-subject-grid {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.grade-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
}

.grade-row span,
.grade-row p {
  color: var(--text-muted);
}

.grade-row h3,
.grade-row p {
  margin: 0;
}

.grade-row strong {
  font-size: 1.6rem;
}

.grade-subject-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.muted-text {
  color: var(--text-muted);
}

.resource-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.subject-detail-hero {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--subject-color, var(--accent)) 12%, transparent), transparent 60%),
    var(--surface);
}

.subject-detail-hero h2 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
}

.resource-card {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.resource-card span {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.resource-card h2 {
  margin: 0;
  font-size: 1.12rem;
}

.resource-card p {
  margin: 0;
  color: var(--text-muted);
}

.resource-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.calendar-layout {
  grid-template-columns: minmax(340px, 0.95fr) minmax(0, 1.5fr);
}

.calendar-panel-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--space-3);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.segmented {
  display: flex;
  gap: var(--space-2);
}

.calendar-grid span {
  color: var(--text-muted);
  font-size: 0.78rem;
  text-align: center;
}

.calendar-grid button {
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  color: var(--text);
  border: 1px solid var(--border);
  position: relative;
}

.calendar-grid .muted {
  opacity: 0.4;
}

.calendar-grid .today {
  background: var(--accent);
  color: white;
}

.calendar-grid .busy {
  border-color: var(--accent-2);
}

.calendar-grid .busy::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0.35rem;
  width: 0.38rem;
  height: 0.38rem;
  border-radius: 50%;
  background: currentColor;
  transform: translateX(-50%);
}

.week-grid,
.year-grid {
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.year-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.week-grid button,
.year-grid button {
  aspect-ratio: auto;
  min-height: 92px;
  display: grid;
  gap: 0.25rem;
  place-items: center;
}

.week-grid button strong,
.year-grid button strong {
  font-size: 0.92rem;
}

.week-grid button small,
.year-grid button small {
  color: var(--text-muted);
}

.event-row {
  align-items: start;
}

.scope-pill.global {
  background: color-mix(in srgb, var(--accent-3) 16%, transparent);
  color: var(--accent-3);
}

.scope-pill.private {
  background: color-mix(in srgb, var(--accent-2) 16%, transparent);
  color: var(--accent-2);
}

.settings-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
}

.settings-list {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.search-results {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.search-result {
  display: grid;
  grid-template-columns: minmax(110px, 0.35fr) minmax(0, 0.8fr) minmax(0, 1.4fr);
  gap: var(--space-3);
  align-items: center;
  min-height: 64px;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.search-result:hover,
.search-result:focus-visible {
  border-color: color-mix(in srgb, var(--accent) 34%, transparent);
  transform: translateY(-2px);
  outline: none;
}

.search-result span {
  width: max-content;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
}

.search-result small {
  color: var(--text-muted);
}

.placeholder-panel {
  min-height: 260px;
}

.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--border);
}

.setting-row:last-child {
  border-bottom: 0;
}

.setting-row span {
  display: grid;
  gap: 0.2rem;
}

.setting-row small {
  color: var(--text-muted);
}

input[type="checkbox"] {
  position: relative;
  width: 3rem;
  height: 1.65rem;
  appearance: none;
  border-radius: 999px;
  background: var(--surface-muted);
  border: 1px solid var(--border);
  cursor: pointer;
}

input[type="checkbox"]::after {
  content: "";
  position: absolute;
  top: 0.22rem;
  left: 0.22rem;
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 50%;
  background: var(--surface-strong);
  box-shadow: var(--shadow-soft);
  transition: transform 180ms var(--ease);
}

input[type="checkbox"]:checked {
  background: var(--accent);
}

input[type="checkbox"]:checked::after {
  transform: translateX(1.35rem);
}

.modal {
  width: min(560px, calc(100% - 32px));
  padding: 0;
  border: 0;
  border-radius: var(--radius-lg);
  background: transparent;
}

.modal::backdrop {
  background: rgba(15, 23, 42, 0.48);
  backdrop-filter: blur(10px);
}

.modal-card {
  padding: var(--space-5);
  background: var(--surface-strong);
  box-shadow: var(--shadow);
}

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

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.empty-state {
  padding: var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  color: var(--text-muted);
}

.mobile-close,
.hamburger,
.mobile-overlay {
  display: none;
}

@media (max-width: 1080px) {
  .stats-grid,
  .card-grid,
  .document-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .content-grid,
  .calendar-layout,
  .admin-grid,
  .resource-grid,
  .grade-subject-grid {
    grid-template-columns: 1fr;
  }

  .span-2 {
    grid-column: auto;
  }

  .workspace-actions {
    grid-template-columns: minmax(220px, 1fr) auto auto;
  }
}

@media (max-width: 860px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 50;
    width: min(320px, 88vw);
    transform: translateX(-105%);
    transition: transform 240ms var(--ease);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .mobile-overlay.open {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 45;
    background: rgba(15, 23, 42, 0.44);
    backdrop-filter: blur(6px);
  }

  .hamburger,
  .mobile-close {
    display: inline-grid;
  }

  .workspace {
    padding: var(--space-3);
  }

  .workspace-top {
    top: var(--space-3);
    align-items: flex-start;
  }

  .workspace-actions {
    margin-left: auto;
    grid-template-columns: auto auto;
  }

  .workspace-actions .global-search {
    display: none;
  }

  .settings-grid {
    grid-template-columns: 1fr;
  }

  .calendar-panel-controls {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .auth-brand {
    position: static;
    margin-bottom: var(--space-5);
  }

  .auth-shell {
    align-content: start;
  }

  .auth-actions,
  .toolbar,
  .panel-head,
  .workspace-top,
  .workspace-actions,
  .modal-actions {
    flex-wrap: wrap;
  }

  .auth-actions .button,
  .toolbar .button,
  .toolbar select,
  .search.wide {
    width: 100%;
  }

  .stats-grid,
  .card-grid,
  .document-grid,
  .quick-grid,
  .quick-link-grid,
  .year-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .subject-row,
  .document-row,
  .event-row,
  .search-result,
  .grade-row {
    grid-template-columns: auto 1fr;
  }

  .subject-row .progress,
  .event-row .event-delete,
  .event-row .scope-pill,
  .search-result small,
  .grade-row .button {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}