html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

a, .btn-link {
    color: #006bb7;
}

.btn-primary {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

.content {
    padding-top: 1.1rem;
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}
:root {
  --school-primary: #00605a;
  --school-primary-dark: #004d48;
  --school-primary-light: #e6f3f2;
  --school-ink: #0f2a3d;
  --school-teal: #00605a;
  --school-sand: #e6f3f2;
  --school-accent: #c45c26;
  --erp-border: #dce8e5;
  --erp-radius: 12px;
  --erp-radius-sm: 8px;
  --erp-shadow-sm: 0 2px 8px rgba(15, 42, 61, 0.06);
  --erp-shadow-card: 0 4px 18px rgba(15, 42, 61, 0.09), 0 2px 6px rgba(15, 42, 61, 0.05);
  --erp-shadow-lg: 0 12px 36px rgba(15, 42, 61, 0.12), 0 4px 12px rgba(15, 42, 61, 0.07);
}

body {
  font-family: "Segoe UI", "Trebuchet MS", sans-serif;
  color: var(--school-ink);
  background: linear-gradient(180deg, #f3f7f6 0%, #ffffff 40%);
}

.navbar-dark, .sidebar {
  background: linear-gradient(180deg, #004d48, #00605a) !important;
}

.nav-section {
  padding: .75rem 1rem .25rem;
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #9ec5c0;
}

.sidebar .nav-group-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.65rem 1rem 0.35rem;
  border: none;
  background: transparent;
  color: #9ec5c0;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  appearance: none;
  -webkit-appearance: none;
  box-shadow: none;
}

.sidebar .nav-group-toggle:hover,
.sidebar .nav-menu-group.expanded .nav-group-toggle {
  color: #d7f0ec;
}

.sidebar .nav-group-chevron {
  width: 0.55rem;
  height: 0.55rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg);
  transition: transform 0.2s ease;
  margin-top: 0.1rem;
  flex-shrink: 0;
}

.sidebar .nav-menu-group.expanded .nav-group-chevron {
  transform: rotate(45deg);
  margin-top: -0.05rem;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1rem;
}

.stat {
  background: white;
  border: 1px solid var(--erp-border);
  border-left: 4px solid var(--school-teal);
  border-radius: var(--erp-radius-sm);
  padding: 1rem 1.1rem;
  box-shadow: var(--erp-shadow-card);
  transition: box-shadow 0.2s ease, transform 0.15s ease;
}

.stat:hover {
  box-shadow: var(--erp-shadow-lg);
  transform: translateY(-1px);
}

.stat span { display:block; color:#5b6b73; font-size:.85rem; }
.stat strong { font-size: 1.5rem; color: var(--school-ink); }

.hero-home {
  min-height: 70vh;
  display: grid;
  align-items: center;
  background:
    radial-gradient(circle at 20% 20%, rgba(0,96,90,.18), transparent 40%),
    radial-gradient(circle at 80% 0%, rgba(196,92,38,.12), transparent 35%),
    linear-gradient(135deg, #e8f1ef, #f8faf9);
  padding: 2rem;
  border-radius: var(--erp-radius);
  box-shadow: var(--erp-shadow-lg);
  border: 1px solid var(--erp-border);
}

.brand-mark {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--school-teal);
  margin-bottom: .75rem;
}

.login-wrap {
  min-height: 80vh;
  display:flex;
  align-items:center;
  justify-content:center;
  background: linear-gradient(145deg, #004d48, #00605a);
  margin: -1.35rem -1.6rem;
  padding: 2rem;
  border-radius: 0;
}

.login-card {
  width: min(440px, 100%);
  background: #fff;
  padding: 0;
  border-radius: .75rem;
  box-shadow: 0 20px 50px rgba(0,0,0,.25);
  overflow: hidden;
}

.login-card-header {
  background: var(--school-primary);
  color: #fff;
  padding: 1.5rem 2rem 1.25rem;
}

.login-card-header .login-brand { font-size: 1.5rem; font-weight: 700; color: #fff; margin: 0; }
.login-card-header .login-sub { color: rgba(255,255,255,.85); margin: .35rem 0 0; font-size: .92rem; }

.login-card-body { padding: 1.75rem 2rem 2rem; }

.login-brand { font-size: 1.4rem; font-weight: 700; color: var(--school-ink); }
.login-sub { color: #667; margin-bottom: 1.25rem; }
.demo-box { background: var(--school-sand); padding: 1rem; border-radius: .5rem; font-size: .9rem; }
.notice-item {
  background: #fff;
  border: 1px solid var(--erp-border);
  padding: 1rem 1.15rem;
  margin-bottom: .75rem;
  border-radius: var(--erp-radius-sm);
  box-shadow: var(--erp-shadow-sm);
  transition: box-shadow 0.2s ease;
}

.notice-item:hover {
  box-shadow: var(--erp-shadow-card);
}
.profile-strip { display:flex; gap:1rem; margin-bottom:1rem; align-items:baseline; }
.child-tabs .btn { margin-bottom: .5rem; }

/* ── Card system (all pages) ── */
.erp-card,
.profile-card {
  background: #fff;
  border: 1px solid var(--erp-border);
  border-radius: var(--erp-radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--erp-shadow-card);
  transition: box-shadow 0.2s ease;
}

.erp-card:hover,
.profile-card:hover {
  box-shadow: var(--erp-shadow-lg);
}

.erp-card--flat {
  box-shadow: var(--erp-shadow-sm);
}

.erp-card + .erp-card,
.profile-card + .profile-card,
.erp-card + .profile-card,
.profile-card + .erp-card {
  margin-top: 1rem;
}

.profile-card h3, .profile-card h4 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--school-teal);
  margin-bottom: 1rem;
}

.profile-dl dt { color: #5b6b73; font-weight: 500; }
.profile-dl dd { margin-bottom: .5rem; }

.student-photo {
  max-width: 180px;
  max-height: 220px;
  object-fit: cover;
  border: 3px solid #d7e5e2;
}

.student-photo-sm {
  width: 80px;
  height: 100px;
  object-fit: cover;
}

.student-photo-placeholder {
  width: 180px;
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #e8f1ef;
  color: #667;
  margin: 0 auto;
  border-radius: var(--erp-radius-sm);
  box-shadow: var(--erp-shadow-sm);
}

/* Page shell — auto card for simple pages */
.erp-page-body {
  max-width: 1320px;
  margin: 0 auto 1.5rem;
}

.erp-page-body:not(:has(.profile-card)):not(:has(.erp-card)):not(:has(.login-wrap)):not(:has(.hero-home)) {
  background: #fff;
  border: 1px solid var(--erp-border);
  border-radius: var(--erp-radius);
  padding: 1.35rem 1.6rem 1.5rem;
  box-shadow: var(--erp-shadow-card);
}

.erp-page-body:has(.login-wrap),
.erp-page-body:has(.hero-home) {
  padding: 0;
  background: transparent;
  border: none;
  box-shadow: none;
  max-width: none;
}

.content h1 {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--school-ink);
  margin-bottom: 0.25rem;
}

.content h1 + .text-muted,
.content h1 + p.text-muted {
  margin-top: -0.15rem;
  margin-bottom: 1.15rem;
}

.content h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--school-teal);
  margin-top: 1.25rem;
  margin-bottom: 0.75rem;
}

/* Report / dashboard column cards */
.erp-page-body .row.g-3 > [class*="col-"] {
  background: #fff;
  border: 1px solid var(--erp-border);
  border-radius: var(--erp-radius-sm);
  padding: 1.15rem 1.25rem;
  box-shadow: var(--erp-shadow-card);
}

.erp-page-body .table {
  --bs-table-bg: transparent;
  margin-bottom: 0;
}

.erp-page-body .table thead {
  background: var(--school-sand);
}

.erp-page-body .table thead th {
  border-bottom: 2px solid var(--erp-border);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #5b6b73;
  font-weight: 600;
}

.erp-page-body .table tbody tr:hover {
  background: rgba(232, 241, 239, 0.45);
}

.erp-page-body .form-control,
.erp-page-body .form-select {
  border-radius: var(--erp-radius-sm);
  border-color: var(--erp-border);
}

.erp-page-body .form-control:focus,
.erp-page-body .form-select:focus {
  border-color: var(--school-teal);
  box-shadow: 0 0 0 0.2rem rgba(0, 96, 90, 0.15);
}

.erp-page-body .alert {
  border-radius: var(--erp-radius-sm);
  box-shadow: var(--erp-shadow-sm);
}

.erp-page-body .btn-primary {
  background: var(--school-teal);
  border-color: var(--school-primary-dark);
}

.erp-page-body .btn-primary:hover {
  background: var(--school-primary-dark);
  border-color: #003a36;
}

.d-flex.justify-content-between.align-items-center.mb-3,
.d-flex.justify-content-between.align-items-center.mb-4 {
  background: #fff;
  border: 1px solid var(--erp-border);
  border-radius: var(--erp-radius-sm);
  padding: 0.85rem 1.15rem;
  box-shadow: var(--erp-shadow-sm);
  margin-bottom: 1.15rem !important;
}

.erp-page-body > .stat-grid {
  margin-bottom: 1rem;
}

.erp-page-body:has(.profile-card) > h1:first-child {
  margin-bottom: 1rem;
}

/* ── Form cards ── */
.erp-form-card {
  margin-top: 1.15rem;
}

.erp-form-card .erp-form-title,
.erp-list-card .erp-form-title {
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--school-teal);
  margin: 0 0 0.35rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--erp-border);
}

.erp-form-sub {
  font-size: 0.88rem;
  margin: 0 0 1rem;
}

.erp-form-card label,
.erp-form-card .form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: #5b6b73;
  margin-bottom: 0.35rem;
}

.erp-form-card .row.g-2,
.erp-form-card .row.g-3 {
  --bs-gutter-y: 0.85rem;
}

.erp-form-card .section-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--school-teal);
  margin: 0 0 0.5rem;
}

.erp-form-actions {
  margin-top: 1.1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--erp-border);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.erp-list-card {
  margin-bottom: 1rem;
}

.erp-list-card .table {
  margin-bottom: 0;
}

.erp-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  margin-bottom: 1rem;
}

.machine-status {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: 600;
}

.machine-status::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: #94a3b8;
}

.machine-status.online::before { background: #16a34a; }
.machine-status.offline::before { background: #94a3b8; }
.machine-status.connecting::before { background: #eab308; }
.machine-status.error::before { background: #dc2626; }
.machine-status.disabled::before { background: #64748b; }

.test-result-box {
  background: var(--school-primary-light);
  border: 1px solid var(--erp-border);
  border-left: 4px solid var(--school-teal);
  border-radius: var(--erp-radius-sm);
  padding: 1rem 1.15rem;
  margin-top: 1rem;
}

.erp-section-divider {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--school-teal);
  margin: 1.5rem 0 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--school-primary-light);
}

.erp-page-body form:not(:has(.profile-card)):not(:has(.erp-form-card)) {
  background: #fff;
  border: 1px solid var(--erp-border);
  border-radius: var(--erp-radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--erp-shadow-card);
  margin-top: 1.15rem;
}