:root {
  --m3-primary: #1f51ba;
  --m3-on-primary: #ffffff;
  --m3-primary-container: #dee5ff;
  --m3-on-primary-container: #001849;
  --m3-secondary: #545f7e;
  --m3-surface: #fffbfe;
  --m3-surface-2: #f7f2f7;
  --m3-surface-3: #f1ecf1;
  --m3-on-surface: #1c1b1f;
  --m3-outline: #79747e;
  --m3-error: #b3261e;
  --m3-radius-lg: 20px;
  --m3-radius-md: 14px;
  --m3-radius-sm: 10px;
  --m3-shadow-1: 0 2px 8px rgba(31, 81, 186, 0.12);
  --m3-shadow-2: 0 10px 24px rgba(31, 81, 186, 0.16);
}

html,
body {
  margin: 0;
  background:
    radial-gradient(circle at 10% 10%, #e0e7ff 0%, transparent 45%),
    radial-gradient(circle at 80% 25%, #dff7ff 0%, transparent 40%),
    linear-gradient(180deg, #f7f9ff 0%, #fffbfe 45%, #f7f9ff 100%);
  color: var(--m3-on-surface);
  font-family: "Manrope", "Segoe UI", sans-serif;
}

.m3-app .demo-layout {
  background: transparent;
}

.m3-app .demo-header {
  background: color-mix(in srgb, var(--m3-surface) 88%, white 12%) !important;
  color: var(--m3-on-surface) !important;
  border-bottom: 1px solid color-mix(in srgb, var(--m3-outline) 40%, transparent 60%);
  backdrop-filter: blur(8px);
}

.m3-app .mdl-layout__header-row {
  min-height: 72px;
  padding: 0 20px;
}

.m3-app .mdl-layout-title {
  font-family: "Sora", "Manrope", sans-serif;
  font-size: 1.1rem;
  letter-spacing: 0.01em;
  font-weight: 650;
}

.m3-app .demo-drawer {
  background: linear-gradient(180deg, #0a2e6f 0%, #1f51ba 55%, #315cda 100%) !important;
  color: #e8eeff !important;
  border-top-right-radius: var(--m3-radius-lg);
  border-bottom-right-radius: var(--m3-radius-lg);
  box-shadow: var(--m3-shadow-2);
}

.m3-app .demo-drawer-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  height: 132px;
}

.m3-app .demo-avatar-dropdown span {
  font-weight: 600;
  color: #f0f1ff;
}

.m3-app .demo-navigation {
  background: transparent !important;
  padding-top: 8px;
}

.m3-app .demo-layout .demo-navigation .mdl-navigation__link {
  margin: 4px 10px;
  border-radius: 999px;
  color: rgba(240, 241, 255, 0.9);
  transition: all 180ms ease;
}

.m3-app .demo-layout .demo-navigation .mdl-navigation__link:hover {
  background: rgba(255, 255, 255, 0.17);
  color: #ffffff;
}

.m3-app .demo-navigation .mdl-navigation__link .material-icons {
  color: rgba(240, 241, 255, 0.9);
}

.m3-app .mdl-layout__content {
  background: transparent !important;
  padding: 16px;
}

.m3-app .demo-content,
.m3-app .table-container {
  max-width: 1220px;
  margin: 0 auto;
}

.m3-app .login-container,
.m3-app .signup-container,
.m3-app .mdl-card,
.m3-app .table-card,
.m3-app .user-form-card {
  border-radius: var(--m3-radius-md);
  border: 1px solid color-mix(in srgb, var(--m3-outline) 26%, transparent 74%);
  box-shadow: var(--m3-shadow-1);
  background: color-mix(in srgb, var(--m3-surface) 92%, white 8%);
}

.m3-app .mdl-button--raised.mdl-button--colored,
.m3-app .btn-primary,
.m3-app .btn-secondary {
  background: linear-gradient(135deg, var(--m3-primary) 0%, #315cda 100%) !important;
  color: var(--m3-on-primary) !important;
  border-radius: 999px;
  box-shadow: var(--m3-shadow-1);
}

.m3-app .mdl-textfield__input,
.m3-app input,
.m3-app select,
.m3-app textarea {
  border-radius: var(--m3-radius-sm);
}

.m3-app .mdl-data-table,
.m3-app table {
  border-radius: var(--m3-radius-sm);
  overflow: hidden;
}

.m3-app .auth-shell {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) minmax(320px, 1fr);
  gap: 18px;
  align-items: stretch;
}

.m3-app .auth-hero {
  border-radius: var(--m3-radius-md);
  padding: 28px 24px;
  background: linear-gradient(150deg, #1f51ba 0%, #315cda 45%, #42478d 100%);
  color: #f0f1ff;
  box-shadow: var(--m3-shadow-2);
}

.m3-app .auth-hero h3 {
  font-family: "Sora", "Manrope", sans-serif;
  margin: 0 0 10px;
  font-size: 1.35rem;
}

.m3-app .auth-hero p {
  margin: 0;
  line-height: 1.5;
  font-size: 0.96rem;
}

.m3-app .auth-card {
  width: 100%;
  max-width: 560px;
  box-sizing: border-box;
}

.m3-app .auth-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.m3-app .auth-actions {
  margin-top: 8px;
}

.m3-app .auth-link-row {
  margin-top: 6px;
  text-align: center;
}

.m3-app .auth-link-row a {
  color: var(--m3-primary);
  font-weight: 600;
  text-decoration: none;
}

.m3-app .auth-link-row a:hover {
  text-decoration: underline;
}

@media (max-width: 900px) {
  .m3-app .auth-shell {
    grid-template-columns: 1fr;
  }

  .m3-app .mdl-layout__content {
    padding: 10px;
  }

  .m3-app .mdl-layout__header-row {
    min-height: 64px;
  }
}