:root {
  --ink: #17201b;
  --muted: #69746f;
  --soft: #eef2ef;
  --paper: #f7f8f5;
  --panel: #ffffff;
  --line: #dfe6e1;
  --green: #236a45;
  --green-dark: #16482f;
  --mint: #dff1e7;
  --gold: #c9972f;
  --gold-soft: #f5ead0;
  --blue: #315fba;
  --blue-soft: #dfe8ff;
  --red: #ba3f3f;
  --red-soft: #f8dddd;
  --orange: #c46a2e;
  --orange-soft: #f5e0d2;
  --shadow: 0 14px 36px rgba(22, 32, 27, 0.11);
  --radius: 8px;
  --radius-sm: 6px;
  --sidebar: 292px;
  --tap: 44px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--paper);
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(35, 106, 69, 0.07), rgba(247, 248, 245, 0) 340px),
    var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  letter-spacing: 0;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  border: 0;
}

a {
  color: inherit;
}

.app-root {
  min-height: 100vh;
}

.login-screen {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, 0.55fr);
  background: var(--paper);
  overflow-x: clip;
}

.login-visual {
  min-height: 100vh;
  padding: 44px 48px 48px;
  color: #fff;
  background:
    linear-gradient(130deg, rgba(17, 52, 34, 0.94), rgba(35, 106, 69, 0.82)),
    radial-gradient(circle at 72% 28%, rgba(201, 151, 47, 0.34), transparent 34%),
    #173b29;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 24px;
  container-type: inline-size;
  container-name: login-institution;
}

.login-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.login-card {
  width: min(100%, 420px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}

.brand-lockup,
.top-brand {
  display: flex;
  gap: 12px;
  align-items: center;
}

.brand-lockup-official,
.top-brand-official,
.sidebar-brand {
  align-items: center;
}

.login-visual > .brand-lockup,
.login-message,
.login-methodology-panel {
  width: 100%;
  max-width: 1180px;
  margin-inline: auto;
}

.login-visual > .brand-lockup {
  gap: 20px;
}

.institutional-logo {
  width: 150px;
  aspect-ratio: 1;
  display: block;
  flex: 0 0 auto;
  overflow: hidden;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 10px 24px rgba(10, 18, 14, 0.18);
}

.institutional-logo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  margin: 0;
  padding: 0;
  border-radius: 50%;
  transform: scale(1.14);
  transform-origin: center;
}

.institutional-identity {
  min-width: 0;
}

.institutional-name {
  margin: 0;
  color: #fff;
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.25;
}

.institutional-identity .brand-subtitle {
  margin-top: 5px;
}

.brand-logo {
  display: block;
  width: 150px;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: 50%;
}

.brand-logo-light,
.brand-logo-sidebar {
  padding: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 10px 24px rgba(10, 18, 14, 0.18);
}

.brand-logo-sidebar {
  width: 118px;
}

.brand-logo-card {
  width: 108px;
}

.sidebar-brand {
  display: grid;
  gap: 10px;
}

.logo-mark {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, transparent 0 20%, #101713 20% 31%, transparent 31% 100%),
    linear-gradient(180deg, #f9fbf9 0 43%, #236a45 43% 57%, #f9fbf9 57% 100%);
  border: 2px solid rgba(255, 255, 255, 0.74);
  box-shadow: inset 0 0 0 1px rgba(22, 32, 27, 0.22);
  flex: 0 0 auto;
}

.logo-mark.dark {
  border-color: rgba(22, 32, 27, 0.2);
}

.brand-title {
  margin: 0;
  font-size: 1.06rem;
  font-weight: 800;
  line-height: 1.15;
}

.brand-subtitle {
  margin: 3px 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.9rem;
}

.top-brand .brand-subtitle,
.login-card .brand-subtitle {
  color: var(--muted);
}

.login-message {
  display: grid;
  gap: 14px;
}

.login-message h1 {
  max-width: 760px;
  margin: 0;
  font-size: 3.45rem;
  line-height: 1.04;
  letter-spacing: 0;
  text-wrap: balance;
}

.login-message p {
  max-width: 680px;
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.1rem;
  line-height: 1.55;
}

.login-methodology-panel {
  display: grid;
  gap: 18px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
}

.login-methodology-head {
  display: grid;
  gap: 6px;
}

.login-methodology-kicker {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.76rem;
  font-weight: 800;
  line-height: 1.3;
  text-transform: uppercase;
}

.login-methodology-head h2 {
  margin: 0;
  color: #fff;
  font-size: 1.35rem;
  line-height: 1.25;
  text-wrap: balance;
}

.login-methodology-quote {
  max-width: 980px;
  margin: 0;
  padding: 4px 0 4px 16px;
  border-left: 3px solid rgba(255, 255, 255, 0.46);
}

.login-methodology-quote p {
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.96rem;
  line-height: 1.62;
}

.login-methodology-quote footer {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.4;
}

.login-methodology-quote footer span,
.login-methodology-quote footer small {
  display: block;
}

.login-methodology-quote footer small {
  margin-top: 2px;
  font-size: 0.72rem;
  font-weight: 500;
}

.login-methodology-quote cite {
  font-style: italic;
}

.login-emblem-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: stretch;
  gap: 12px;
}

.login-emblem-card {
  flex: 0 1 calc((100% - 48px) / 5);
  min-width: 0;
  min-height: 210px;
  display: grid;
  grid-template-rows: 52px minmax(0, 1fr);
  justify-items: center;
  align-content: start;
  gap: 12px;
  padding: 18px 14px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  text-align: center;
}

.login-emblem-card .badge-symbol.small {
  width: 52px;
  height: 52px;
  margin: 0;
}

.login-emblem-copy {
  min-width: 0;
  display: grid;
  align-content: start;
  justify-items: center;
}

.login-emblem-card strong,
.login-emblem-card span {
  display: block;
  max-width: 100%;
  word-break: normal;
  overflow-wrap: break-word;
  hyphens: none;
}

.login-emblem-card strong {
  min-height: 2.5em;
  display: grid;
  place-items: center;
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1.25;
  text-transform: uppercase;
}

.login-emblem-card span {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.78rem;
  line-height: 1.45;
}

@container login-institution (max-width: 900px) {
  .login-emblem-card {
    flex-basis: calc((100% - 24px) / 3);
  }
}

.mini-avatar {
  width: 36px;
  height: 36px;
  font-size: 0.78rem;
}

.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-width: 170px;
}

.danger-text {
  color: var(--red);
  border-color: var(--red-soft);
}

.permission-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
  margin-top: 8px;
}

.permission-group {
  margin: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fbfcfb;
}

.permission-group legend {
  padding: 0 6px;
  font-weight: 800;
  color: var(--green-dark);
}

.compact-check {
  min-height: 30px;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.86rem;
}

.form-hint {
  margin: 4px 0 8px;
  font-size: 0.86rem;
}

.danger-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  background: var(--gold-soft);
}

.danger-summary.critical {
  border-color: var(--red);
  background: var(--red-soft);
}

.danger-summary span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
}

.danger-summary strong {
  display: block;
  margin-top: 2px;
}

.warning-copy {
  margin: 12px 0 0;
  color: var(--ink);
  line-height: 1.5;
}

.compact-head {
  margin-bottom: 10px;
}

.audit-list,
.rule-list,
.flow-list {
  display: grid;
  gap: 10px;
}

.audit-item,
.rule-list > div,
.flow-list > li {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fbfcfb;
}

.audit-item span {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.84rem;
}

.audit-item p {
  margin: 6px 0 0;
  color: var(--muted);
}

.permission-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.permission-card {
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fbfcfb;
}

.permission-card h3,
.permission-card p {
  margin: 0;
}

.permission-card p {
  color: var(--muted);
}

.permission-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.backend-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 12px;
}

.backend-grid > div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fbfcfb;
}

.backend-grid strong,
.backend-grid span {
  display: block;
}

.backend-grid span {
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.45;
}

.field {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

.field label,
.field-label {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.field input,
.field select,
.field textarea,
.toolbar input,
.toolbar select,
.control-input {
  width: 100%;
  min-height: var(--tap);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--ink);
  padding: 10px 12px;
  outline: none;
}

.field textarea {
  min-height: 96px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus,
.toolbar input:focus,
.toolbar select:focus,
.control-input:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(35, 106, 69, 0.13);
}

.segmented {
  display: flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
}

.segmented button {
  min-height: 38px;
  flex: 1;
  border-radius: var(--radius-sm);
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-weight: 750;
}

.segmented button.active {
  color: var(--ink);
  background: var(--panel);
  box-shadow: 0 1px 2px rgba(22, 32, 27, 0.08);
}

.login-links {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.87rem;
}

.login-install-button {
  width: 100%;
  margin-top: 10px;
  color: var(--green-dark);
  background: var(--mint);
  border-color: #c7dfd0;
}

.login-install-button .icon {
  background: rgba(35, 106, 69, 0.12);
}

.link-button {
  min-height: 28px;
  color: var(--green);
  background: transparent;
  cursor: pointer;
  font-weight: 750;
  padding: 0;
}

.auth-status {
  margin-top: 18px;
  padding: 12px;
  border: 1px solid #c7dfd0;
  border-radius: var(--radius-sm);
  color: var(--green-dark);
  background: var(--mint);
  font-size: 0.9rem;
  line-height: 1.45;
}

.auth-status.error {
  color: #7d2424;
  background: var(--red-soft);
  border-color: #efc3c3;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.check-row input {
  width: 18px;
  min-height: 18px;
  accent-color: var(--green);
}

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

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 22px;
  color: #fff;
  background: #14231b;
  overflow: auto;
}

.sidebar .brand-subtitle {
  color: rgba(255, 255, 255, 0.62);
}

.sidebar-brand .brand-subtitle {
  margin-left: 2px;
}

.role-box {
  margin-top: 24px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
}

.role-box label {
  display: block;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.78rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.role-box strong {
  display: block;
  color: #fff;
  font-size: 0.98rem;
}

.role-box span {
  display: block;
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.82rem;
  word-break: break-word;
}

.role-box select {
  width: 100%;
  min-height: 42px;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius-sm);
  background: #20362a;
  padding: 8px 10px;
}

.nav-list {
  display: grid;
  gap: 6px;
  margin-top: 22px;
}

.nav-button,
.bottom-nav button {
  min-height: var(--tap);
  display: flex;
  align-items: center;
  gap: 10px;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 760;
}

.nav-button {
  width: 100%;
  justify-content: flex-start;
  padding: 10px 12px;
  color: rgba(255, 255, 255, 0.72);
  background: transparent;
}

.nav-button.active {
  color: #fff;
  background: var(--green);
}

.nav-icon {
  width: 24px;
  height: 24px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.1);
  font-weight: 900;
}

.sidebar-foot {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  color: rgba(255, 255, 255, 0.56);
  font-size: 0.82rem;
  line-height: 1.55;
}

.main-area {
  min-width: 0;
  padding-bottom: 32px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  min-height: 76px;
  padding: 14px 28px;
  background: rgba(247, 248, 245, 0.88);
  border-bottom: 1px solid rgba(223, 230, 225, 0.8);
  backdrop-filter: blur(14px);
}

.topbar h1 {
  margin: 0;
  font-size: 1.35rem;
}

.topbar p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.content {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 24px 28px 40px;
}

.view-stack {
  display: grid;
  gap: 22px;
}

.view-stack > * {
  min-width: 0;
  max-width: 100%;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 14px;
}

.section-head h2,
.panel-title {
  margin: 0;
  font-size: 1.12rem;
}

.section-head p {
  margin: 4px 0 0;
  color: var(--muted);
}

.button {
  min-height: var(--tap);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--ink);
  background: var(--panel);
  border: 1px solid var(--line);
  cursor: pointer;
  font-weight: 800;
  white-space: nowrap;
}

.button.primary {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
}

.button.dark {
  color: #fff;
  background: #16201b;
  border-color: #16201b;
}

.button.gold {
  color: #241b08;
  background: var(--gold-soft);
  border-color: #e6c877;
}

.button.danger {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
}

.button.ghost {
  background: transparent;
}

.button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.icon-only {
  width: var(--tap);
  min-width: var(--tap);
  padding: 0;
}

.icon {
  width: 22px;
  height: 22px;
  display: inline-grid;
  place-items: center;
  border-radius: 5px;
  background: rgba(22, 32, 27, 0.07);
  font-weight: 900;
}

.button.primary .icon,
.button.dark .icon,
.button.danger .icon {
  background: rgba(255, 255, 255, 0.18);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.metric-card,
.panel,
.student-card,
.class-card,
.lesson-item,
.timeline-item,
.report-card,
.badge-card,
.task-card,
.table-shell,
.empty-state {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 1px 0 rgba(22, 32, 27, 0.03);
}

.metric-card {
  min-height: 132px;
  padding: 16px;
  display: grid;
  align-content: space-between;
  gap: 12px;
}

.metric-kicker {
  color: var(--muted);
  font-size: 0.83rem;
  font-weight: 800;
}

.metric-value {
  font-size: 2rem;
  line-height: 1;
  font-weight: 880;
}

.metric-note {
  color: var(--muted);
  font-size: 0.85rem;
}

.metric-card.good {
  border-color: #bfdbc8;
  background: linear-gradient(180deg, #ffffff, #f0f8f3);
}

.metric-card.warn {
  border-color: #ead19a;
  background: linear-gradient(180deg, #ffffff, #fff8e8);
}

.metric-card.risk {
  border-color: #e8b2b2;
  background: linear-gradient(180deg, #ffffff, #fff0f0);
}

.grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 18px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.panel {
  padding: 18px;
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) repeat(3, minmax(140px, 180px)) auto;
  gap: 10px;
  align-items: end;
  margin-bottom: 14px;
}

.toolbar > *,
.grid-2 > *,
.grid-3 > *,
.metric-grid > *,
.class-grid > *,
.badge-grid > *,
.task-grid > *,
.report-grid > *,
.summary-grid > *,
.student-layout > *,
.attendance-layout > * {
  min-width: 0;
}

.toolbar.compact {
  grid-template-columns: minmax(220px, 1fr) repeat(2, minmax(140px, 190px)) auto;
}

.search-wrap {
  position: relative;
}

.search-wrap input {
  padding-left: 42px;
}

.search-wrap .search-symbol {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-weight: 900;
}

.student-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(0, 1.35fr);
  gap: 18px;
  align-items: start;
}

.student-list {
  display: grid;
  gap: 10px;
}

.student-card {
  min-height: 116px;
  padding: 14px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  cursor: pointer;
  text-align: left;
}

.student-card.active {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(35, 106, 69, 0.12);
}

.avatar {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0)),
    var(--green);
  font-weight: 900;
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px var(--line);
}

.avatar.gold {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0)),
    var(--gold);
}

.avatar.blue {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0)),
    var(--blue);
}

.avatar.red {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0)),
    var(--red);
}

.student-main {
  min-width: 0;
}

.student-name {
  margin: 0;
  font-size: 1rem;
  font-weight: 850;
}

.student-meta,
.muted {
  color: var(--muted);
}

.student-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 4px;
  font-size: 0.86rem;
}

.pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 9px;
}

.pill {
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 4px 9px;
  background: var(--soft);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.pill.green {
  color: var(--green-dark);
  background: var(--mint);
}

.pill.gold {
  color: #6f4d0a;
  background: var(--gold-soft);
}

.pill.red {
  color: #812c2c;
  background: var(--red-soft);
}

.pill.blue {
  color: #24498d;
  background: var(--blue-soft);
}

.pill.orange {
  color: #814111;
  background: var(--orange-soft);
}

.profile-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
}

.profile-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 16px;
  padding: 18px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #fff, #f7faf7);
}

.profile-head h2 {
  margin: 0;
  font-size: 1.4rem;
}

.profile-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}

.tabs button {
  min-height: 38px;
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-weight: 820;
  white-space: nowrap;
}

.tabs button.active {
  color: var(--green-dark);
  background: var(--mint);
}

.catalog-tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 12px;
  margin-bottom: 12px;
}

.catalog-tabs button {
  min-height: 38px;
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  color: var(--muted);
  background: var(--soft);
  cursor: pointer;
  font-weight: 820;
  white-space: nowrap;
}

.catalog-tabs button.active {
  color: var(--green-dark);
  background: var(--mint);
}

.profile-body {
  padding: 18px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.summary-cell {
  min-height: 92px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fbfcfb;
}

.summary-cell strong {
  display: block;
  margin-top: 6px;
  font-size: 1.25rem;
}

.progress-row {
  display: grid;
  grid-template-columns: minmax(130px, 180px) minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  margin-top: 12px;
}

.bar {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: #e7ece8;
}

.bar > span {
  display: block;
  height: 100%;
  width: var(--value, 0%);
  border-radius: inherit;
  background: var(--green);
}

.bar.gold > span {
  background: var(--gold);
}

.bar.red > span {
  background: var(--red);
}

.bar.blue > span {
  background: var(--blue);
}

.table-shell {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

th,
td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  background: #fbfcfb;
  font-size: 0.78rem;
  text-transform: uppercase;
  font-weight: 900;
}

td {
  font-size: 0.92rem;
}

tr:last-child td {
  border-bottom: 0;
}

.class-grid,
.badge-grid,
.task-grid,
.report-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.class-card,
.badge-card,
.task-card,
.report-card {
  padding: 16px;
}

.class-detail-line {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 12px 0 10px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.class-detail-line span {
  min-height: 26px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 8px;
  background: #fbfcfb;
}

.class-manager-table table {
  min-width: 980px;
}

.people-table table {
  min-width: 920px;
}

.people-tabs {
  justify-content: flex-start;
  margin: 0;
}

.calendar-list,
.notification-list {
  display: grid;
  gap: 10px;
}

.calendar-item,
.notification-item {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 14px;
}

.notification-item {
  grid-template-columns: minmax(0, 1fr) auto;
}

.notification-item.unread {
  border-color: #ead19a;
  background: #fffaf0;
}

.notification-item h3,
.calendar-item h3 {
  margin: 8px 0 4px;
  font-size: 1rem;
}

.notification-item p,
.calendar-item p {
  margin: 0;
}

.calendar-date {
  display: grid;
  place-items: center;
  gap: 2px;
  min-height: 70px;
  border-radius: var(--radius);
  background: var(--soft);
  color: var(--ink);
  text-align: center;
}

.calendar-date strong {
  font-size: 1.05rem;
}

.calendar-date span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
}

.methodology-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1.1fr);
  gap: 16px;
  align-items: start;
  background: linear-gradient(180deg, #ffffff, #f3f8f4);
}

.methodology-panel h2 {
  margin: 0;
  font-size: 1.14rem;
}

.methodology-panel p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.methodology-steps {
  display: grid;
  gap: 10px;
}

.methodology-badge-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.methodology-badge-strip span {
  display: inline-flex;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
}

.methodology-steps > div {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
}

.methodology-steps strong {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--green);
}

.methodology-steps span {
  color: var(--ink);
  font-weight: 700;
}

.class-card h3,
.badge-card h3,
.task-card h3,
.report-card h3 {
  margin: 0;
  font-size: 1rem;
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.belt {
  min-width: 78px;
  min-height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0 9px;
  border: 1px solid rgba(22, 32, 27, 0.18);
  color: var(--belt-text, #111);
  background: var(--belt, #fff);
  font-size: 0.73rem;
  font-weight: 900;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.72);
}

.belt-label {
  position: relative;
  z-index: 1;
  line-height: 1.1;
}

.belt.split {
  background: linear-gradient(90deg, var(--belt, #fff) 0 50%, var(--belt-tip, var(--belt, #fff)) 50% 100%);
}

.belt.black,
.belt[style*="#1d3f91"],
.belt[style*="#236a45"],
.belt[style*="#6b4bb7"],
.belt[style*="#7a4a2a"],
.belt[style*="#7a1f2b"] {
  color: #fff;
  text-shadow: 0 1px 1px rgba(17, 24, 20, 0.6);
}

.belt.split {
  color: #111;
  text-shadow: none;
}

.belt.split .belt-label {
  padding: 2px 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.5);
}

.belt-sample {
  width: 164px;
  min-width: 164px;
  height: 30px;
  display: inline-block;
  border-radius: 999px;
  border: 1px solid rgba(17, 17, 17, 0.26);
  background: var(--belt, #fff);
  box-shadow:
    inset 0 3px 0 rgba(255, 255, 255, 0.22),
    inset 0 -4px 0 rgba(17, 17, 17, 0.12);
}

.belt-sample.split {
  background: linear-gradient(90deg, var(--belt, #fff) 0 50%, var(--belt-tip, var(--belt, #fff)) 50% 100%);
}

.belt-sample.light {
  border-color: rgba(17, 17, 17, 0.42);
}

.graduation-list {
  display: grid;
  gap: 10px;
}

.graduation-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 8px 18px rgba(22, 32, 27, 0.05);
  overflow: hidden;
}

.graduation-item[open] {
  border-color: rgba(113, 185, 87, 0.7);
  box-shadow: 0 12px 24px rgba(35, 106, 69, 0.1);
}

.graduation-item summary {
  min-height: 74px;
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 14px;
  cursor: pointer;
  list-style: none;
}

.graduation-item summary::-webkit-details-marker {
  display: none;
}

.graduation-order {
  color: var(--green-dark);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.graduation-visual {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.graduation-visual strong,
.graduation-visual .muted {
  display: block;
}

.graduation-visual strong {
  font-size: 0.98rem;
}

.graduation-open {
  min-width: 76px;
  min-height: 34px;
  display: inline-grid;
  place-items: center;
  border: 1px solid rgba(35, 106, 69, 0.22);
  border-radius: 999px;
  color: var(--green-dark);
  font-size: 0.78rem;
  font-weight: 900;
  background: var(--mint);
}

.graduation-item[open] .graduation-open {
  color: #fff;
  background: var(--green-dark);
}

.graduation-detail {
  padding: 0 14px 14px 102px;
  color: var(--muted);
}

.graduation-detail strong {
  color: var(--ink);
}

.graduation-detail ul {
  margin: 8px 0 0;
  padding-left: 18px;
}

.badge-heading,
.catalog-badge-name {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.badge-symbol {
  width: 54px;
  height: 54px;
  flex: 0 0 auto;
  border-radius: 50%;
  object-fit: contain;
  display: inline-grid;
  place-items: center;
  color: #fff;
  background: var(--badge-color, var(--green));
  font-weight: 900;
}

.badge-symbol.small {
  width: 34px;
  height: 34px;
}

.badge-color-strip {
  height: 6px;
  border-radius: 999px;
  margin: 14px 0;
  background: var(--badge-color, var(--green));
}

.badge-mini-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
  margin-top: 14px;
}

.badge-mini {
  min-height: 48px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--muted);
  font-weight: 800;
}

.badge-mini.earned {
  color: var(--green-dark);
  border-color: rgba(35, 106, 69, 0.28);
  background: var(--mint);
}

.belt.white {
  background: #fff;
}

.belt.gray {
  background: #c9ced0;
}

.belt.blue {
  color: #fff;
}

.belt.yellow,
.belt.orange {
  color: #241b08;
}

.lesson-list,
.timeline,
.alert-list,
.submission-list {
  display: grid;
  gap: 10px;
}

.lesson-item,
.timeline-item {
  padding: 14px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
}

.timeline-item {
  grid-template-columns: 86px minmax(0, 1fr);
}

.timeline-time {
  color: var(--muted);
  font-size: 0.83rem;
  font-weight: 800;
}

.alert-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 13px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #fff;
}

.alert-dot {
  width: 12px;
  height: 12px;
  margin-top: 5px;
  border-radius: 50%;
  background: var(--green);
}

.alert-dot.warn {
  background: var(--gold);
}

.alert-dot.risk {
  background: var(--red);
}

.announcement-list {
  display: grid;
  gap: 12px;
}

.announcement-card {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 1px 0 rgba(22, 32, 27, 0.03);
}

.announcement-card.unread {
  border-color: rgba(35, 106, 69, 0.34);
  box-shadow: 0 0 0 3px rgba(35, 106, 69, 0.08);
}

.announcement-card.urgent {
  border-left: 5px solid var(--red);
}

.announcement-card h3 {
  margin: 10px 0 0;
  font-size: 1.05rem;
}

.announcement-body {
  margin: 14px 0 0;
  line-height: 1.55;
}

.announcement-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.attendance-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 18px;
  align-items: start;
}

.attendance-controls {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(150px, 0.45fr);
  gap: 10px;
  margin-bottom: 14px;
}

.attendance-list {
  display: grid;
  gap: 10px;
}

.attendance-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.attendance-row-main {
  min-width: 0;
}

.attendance-actions {
  display: grid;
  grid-template-columns: repeat(4, minmax(90px, 1fr));
  gap: 6px;
  margin-top: 10px;
}

.status-button {
  min-height: 38px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  color: var(--muted);
  background: #fff;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 860;
}

.status-button.active.present {
  color: var(--green-dark);
  background: var(--mint);
  border-color: #b8d9c3;
}

.status-button.active.absent {
  color: #812c2c;
  background: var(--red-soft);
  border-color: #e6a8a8;
}

.status-button.active.late {
  color: #74420f;
  background: var(--orange-soft);
  border-color: #e4bc9f;
}

.status-button.active.justified_absence {
  color: #24498d;
  background: var(--blue-soft);
  border-color: #b9c9ef;
}

.status-button.active.green {
  color: var(--green-dark);
  background: var(--mint);
  border-color: #b8d9c3;
}

.status-button.active.red {
  color: #812c2c;
  background: var(--red-soft);
  border-color: #e6a8a8;
}

.status-button.active.gold,
.status-button.active.orange {
  color: #74420f;
  background: var(--orange-soft);
  border-color: #e4bc9f;
}

.status-button.active.blue {
  color: #24498d;
  background: var(--blue-soft);
  border-color: #b9c9ef;
}

.install-box {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.install-box > div {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  background: #fbfcfb;
}

.install-box p {
  margin: 4px 0 0;
  color: var(--muted);
}

.swatch {
  width: 22px;
  height: 22px;
  display: inline-block;
  vertical-align: middle;
  border-radius: 50%;
  border: 1px solid rgba(22, 32, 27, 0.22);
  margin-right: 8px;
  background: var(--swatch, #fff);
}

.swatch.split {
  background: linear-gradient(90deg, var(--swatch, #fff) 0 50%, var(--swatch-tip, var(--swatch, #fff)) 50% 100%);
}

.row-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.attendance-note {
  margin-top: 8px;
}

.stat-stack {
  display: grid;
  gap: 10px;
}

.stat-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--line);
}

.stat-line:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(10, 16, 13, 0.54);
}

.modal {
  width: min(720px, 100%);
  max-height: min(760px, calc(100vh - 36px));
  overflow: auto;
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.modal-head,
.modal-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}

.modal-foot {
  border-top: 1px solid var(--line);
  border-bottom: 0;
  justify-content: flex-end;
}

.modal-head h2 {
  margin: 0;
  font-size: 1.1rem;
}

.modal-body {
  padding: 18px;
}

.install-guide-modal {
  width: min(680px, 100%);
}

.install-guide-intro {
  margin: 0 0 16px;
  color: var(--muted);
  line-height: 1.5;
}

.install-guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.install-guide-platform {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fbfcfb;
}

.install-guide-heading {
  display: flex;
  align-items: center;
  gap: 10px;
}

.install-guide-heading h3 {
  margin: 0;
  font-size: 1rem;
}

.install-guide-heading .icon {
  color: #fff;
  background: var(--green);
}

.install-guide-platform ol {
  margin: 14px 0 0;
  padding-left: 22px;
  color: var(--muted);
  line-height: 1.55;
}

.install-guide-platform li + li {
  margin-top: 8px;
}

.install-guide-note {
  margin: 14px 0 0;
  padding: 12px;
  border-radius: var(--radius-sm);
  color: var(--green-dark);
  background: var(--mint);
  line-height: 1.45;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.form-grid .wide {
  grid-column: 1 / -1;
}

.weekday-picker {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
}

.checkbox-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.check-pill {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fbfcfb;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 900;
  cursor: pointer;
}

.check-pill input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.check-pill:has(input:checked) {
  border-color: #9bd3ad;
  color: var(--green-dark);
  background: var(--mint);
}

.wide-check {
  justify-content: flex-start;
  border-radius: var(--radius);
  padding: 8px 10px;
}

.confirm-summary {
  display: grid;
  gap: 5px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fbfcfb;
}

.confirm-summary strong {
  font-size: 1.05rem;
}

.confirm-summary span {
  color: var(--muted);
  font-weight: 760;
}

.change-list,
.conflict-list,
.class-save-impact {
  margin-top: 14px;
}

.change-list {
  display: grid;
  gap: 8px;
}

.change-item {
  display: grid;
  grid-template-columns: minmax(130px, 0.35fr) minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.change-item span {
  color: var(--muted);
  font-weight: 850;
}

.change-item strong {
  line-height: 1.35;
}

.conflict-list {
  display: grid;
  gap: 8px;
}

.conflict-item {
  padding: 12px;
  border: 1px solid #e2bc72;
  border-radius: var(--radius);
  background: #fff8e8;
}

.conflict-item p {
  margin: 4px 0 0;
  color: #6f4d0a;
}

.class-save-impact {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.class-save-impact > div {
  display: grid;
  gap: 4px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fbfcfb;
}

.class-save-impact strong {
  font-size: 1.15rem;
}

.class-save-impact span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.empty-state {
  padding: 24px;
  text-align: center;
  color: var(--muted);
}

.toast-region {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 80;
  display: grid;
  gap: 8px;
}

.toast {
  width: min(360px, calc(100vw - 36px));
  padding: 12px 14px;
  border-radius: var(--radius);
  color: #fff;
  background: #17201b;
  box-shadow: var(--shadow);
}

.bottom-nav {
  display: none;
}

.print-only {
  display: none;
}

@media (max-width: 1180px) {
  .metric-grid,
  .class-grid,
  .badge-grid,
  .task-grid,
  .report-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .student-layout,
  .attendance-layout,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .toolbar,
  .toolbar.compact {
    grid-template-columns: minmax(220px, 1fr) repeat(2, minmax(140px, 1fr));
  }
}

@media (max-width: 1040px) {
  .login-screen {
    display: block;
  }

  .login-visual {
    min-height: auto;
    padding: 36px;
  }

  .login-emblem-card {
    flex-basis: calc((100% - 24px) / 3);
  }

  .login-panel {
    padding: 28px 20px;
  }
}

@media (max-width: 860px) {
  .login-screen {
    display: block;
  }

  .login-visual {
    min-height: auto;
    padding: 28px;
    gap: 22px;
  }

  .login-message h1 {
    font-size: 2.65rem;
  }

  .institutional-logo {
    width: 128px;
  }

  .login-emblem-card {
    min-height: 206px;
  }

  .login-panel {
    padding: 20px;
  }

  .app-shell {
    display: block;
  }

  .sidebar {
    display: none;
  }

  .main-area {
    padding-bottom: 86px;
  }

  .topbar {
    position: static;
    min-height: auto;
    padding: 16px;
    align-items: flex-start;
  }

  .top-actions {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .content {
    padding: 18px 14px 28px;
  }

  .bottom-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 40;
    display: flex;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    gap: 4px;
    padding: 8px;
    border-top: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(14px);
  }

  .bottom-nav button {
    flex: 0 0 76px;
    justify-content: center;
    flex-direction: column;
    gap: 2px;
    min-height: 54px;
    color: var(--muted);
    background: transparent;
    font-size: 0.72rem;
  }

  .bottom-nav button.active {
    color: var(--green-dark);
    background: var(--mint);
  }

  .bottom-nav .nav-icon {
    width: 22px;
    height: 22px;
    background: rgba(22, 32, 27, 0.06);
  }

  .metric-grid,
  .grid-3,
  .class-grid,
  .badge-grid,
  .task-grid,
  .report-grid,
  .summary-grid,
  .methodology-panel {
    grid-template-columns: 1fr;
  }

  .toolbar,
  .toolbar.compact,
  .attendance-controls {
    grid-template-columns: 1fr;
  }

  .toolbar > *,
  .toolbar.compact > *,
  .attendance-controls > * {
    max-width: 100%;
    min-width: 0;
  }

  .section-head {
    align-items: stretch;
    flex-direction: column;
  }

  .topbar h1 {
    font-size: 1.15rem;
  }

  .profile-head {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .profile-actions {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }

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

  .install-box {
    grid-template-columns: 1fr;
  }

  .lesson-item,
  .timeline-item {
    grid-template-columns: 1fr;
  }

  .graduation-item summary {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .graduation-visual {
    grid-template-columns: 1fr;
  }

  .belt-sample {
    width: 100%;
    min-width: 0;
  }

  .graduation-open {
    justify-self: start;
  }

  .graduation-detail {
    padding: 0 14px 14px;
  }

  .progress-row {
    grid-template-columns: 1fr;
  }

  .announcement-foot {
    align-items: stretch;
    flex-direction: column;
  }

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

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

  .change-item,
  .class-save-impact {
    grid-template-columns: 1fr;
  }

  .calendar-item,
  .notification-item,
  .checkbox-list {
    grid-template-columns: 1fr;
  }

  .calendar-date {
    justify-items: start;
    min-height: auto;
    padding: 10px 12px;
  }
}

@media (max-width: 820px) {
  .login-emblem-card {
    flex-basis: calc((100% - 12px) / 2);
  }
}

@media (max-width: 620px) {
  .install-guide-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .login-emblem-card {
    flex-basis: 100%;
    min-height: 176px;
  }
}

@media (max-width: 430px) {
  .login-visual {
    padding: 24px 18px 28px;
    gap: 20px;
  }

  .login-visual > .brand-lockup {
    gap: 14px;
  }

  .institutional-logo {
    width: 112px;
  }

  .institutional-name {
    font-size: 0.95rem;
  }

  .institutional-identity .brand-subtitle {
    font-size: 0.82rem;
    line-height: 1.35;
  }

  .login-message h1 {
    font-size: 2.25rem;
  }

  .login-message p {
    font-size: 1rem;
    line-height: 1.5;
  }

  .login-methodology-panel {
    padding: 16px;
  }

  .login-methodology-head h2 {
    font-size: 1.2rem;
  }

  .login-methodology-quote {
    padding-left: 12px;
  }

  .login-methodology-quote p {
    font-size: 0.92rem;
  }

  .login-panel {
    padding: 18px 14px;
  }

  .login-card {
    padding: 20px;
  }

  .topbar {
    display: grid;
    gap: 12px;
  }

  .top-actions {
    justify-content: flex-start;
  }

  .metric-card {
    min-height: auto;
  }

  .student-card,
  .attendance-row {
    grid-template-columns: 1fr;
  }

  .avatar {
    width: 48px;
    height: 48px;
  }

  .modal-backdrop {
    padding: 10px;
  }

  .modal-head,
  .modal-foot,
  .modal-body {
    padding: 14px;
  }

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

@media print {
  body {
    background: #fff;
  }

  .sidebar,
  .topbar,
  .bottom-nav,
  .button,
  .toolbar,
  .toast-region {
    display: none !important;
  }

  .app-shell {
    display: block;
  }

  .content {
    padding: 0;
  }

  .panel,
  .metric-card,
  .table-shell,
  .report-card {
    box-shadow: none;
    border-color: #cfd6d1;
  }

  .print-only {
    display: block;
  }
}