:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --ink: #172033;
  --muted: #667085;
  --line: #dfe4ec;
  --line-soft: #edf1f5;
  --brand: #122033;
  --brand-2: #1f6feb;
  --brand-soft: #e9f1ff;
  --success: #167044;
  --success-soft: #e8f6ef;
  --danger: #b42318;
  --danger-soft: #fff0ee;
  --shadow: 0 14px 36px rgba(18, 32, 51, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  font-size: 15px;
}

a { color: var(--brand-2); text-decoration: none; }

.topbar {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 28px;
  background: var(--brand);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  color: #fff;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 750;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: #fff;
  color: var(--brand);
  font-weight: 800;
}

.topnav { display: flex; gap: 14px; align-items: center; }
.topnav a { color: rgba(255,255,255,0.88); }
.inline-form { display: inline; }

.container {
  max-width: 1220px;
  margin: 0 auto;
  padding: 28px;
}

.access-layout {
  min-height: calc(100vh - 140px);
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
  align-items: center;
  gap: 28px;
}

.auth-layout {
  min-height: calc(100vh - 150px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 430px);
  align-items: center;
  gap: 28px;
}

.access-copy h1,
.hero-panel h1 {
  margin: 0;
  font-size: 30px;
  letter-spacing: 0;
}

.access-copy p { max-width: 560px; color: var(--muted); line-height: 1.8; }

.access-card,
.panel,
.hero-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.access-card { padding: 26px; }

.portal-hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-end;
  margin-bottom: 18px;
  padding: 8px 0 4px;
}

.portal-hero h1 {
  margin: 0;
  font-size: 34px;
  letter-spacing: 0;
}

.portal-status {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.portal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.portal-card {
  display: flex;
  min-height: 390px;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  background: #fff;
  box-shadow: var(--shadow);
}

.portal-card.student {
  border-top: 4px solid var(--brand-2);
}

.portal-card.admin {
  border-top: 4px solid var(--success);
}

.portal-form { margin-top: auto; }

.portal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
}

.button-link.primary {
  border-color: var(--brand-2);
  background: var(--brand-2);
  color: #fff;
}

.portal-note,
.auth-switch {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.hero-panel {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  padding: 24px;
  margin-bottom: 18px;
}

.panel {
  padding: 20px;
  margin-bottom: 18px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 6px;
  color: var(--brand-2);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

.progress-summary {
  min-width: 240px;
  display: grid;
  gap: 8px;
}

.progress-summary strong { font-size: 24px; }

.progress-bar {
  display: block;
  width: 100%;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e6ebf1;
}

.progress-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--brand-2);
}

.progress-inline {
  display: inline-block;
  min-width: 42px;
  margin-right: 8px;
  font-weight: 700;
}

.profile-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.profile-summary span {
  min-height: 38px;
  border: 1px solid var(--line-soft);
  border-radius: 6px;
  padding: 9px 10px;
  background: #fbfcfe;
  color: #344054;
  font-weight: 650;
}

.module-nav {
  position: sticky;
  top: 0;
  z-index: 3;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
  padding: 10px;
  background: rgba(244, 246, 248, 0.92);
  backdrop-filter: blur(10px);
}

.module-nav a,
.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 12px;
  background: #fff;
  color: #253044;
  font-weight: 700;
}

.module-nav a:hover,
.button-link:hover { border-color: #b9c8dc; color: var(--brand-2); }

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

.section-heading h2,
.access-card h2 {
  margin: 0;
  font-size: 20px;
  letter-spacing: 0;
}

.form-stack p,
.form-grid p {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0;
}

.form-stack,
.form-grid {
  display: grid;
  gap: 14px;
}

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

.form-grid p:has(textarea),
.form-grid button { grid-column: 1 / -1; }

label { color: #344054; font-weight: 650; }

input,
select,
textarea {
  width: 100%;
  border: 1px solid #cfd6e2;
  border-radius: 6px;
  padding: 10px 11px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid var(--brand-soft);
  border-color: var(--brand-2);
}

button {
  border: 0;
  border-radius: 6px;
  padding: 10px 14px;
  background: var(--brand-2);
  color: #fff;
  font: inherit;
  font-weight: 750;
  cursor: pointer;
}

.record-list {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
}

.record-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  background: #fbfcfe;
}

.record-row form button {
  background: var(--danger-soft);
  color: var(--danger);
}

.empty-state {
  border: 1px dashed #cdd6e3;
  border-radius: 8px;
  padding: 16px;
  background: #fbfcfe;
  color: var(--muted);
}

.admin-actionbar,
.toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
}

.admin-actionbar { justify-content: space-between; }
.toolbar { flex: 1; margin: 0; }
.toolbar input { flex: 1; }

.workbench-table {
  display: grid;
  grid-template-columns: 1fr 1.8fr 1.25fr 0.9fr 1fr 1fr 1fr;
  gap: 0;
  overflow-x: auto;
}

.workbench-table > * {
  min-width: 112px;
  padding: 12px 10px;
  border-bottom: 1px solid var(--line-soft);
}

.table-header {
  color: #344054;
  background: #f8fafc;
  font-weight: 800;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 26px;
  border-radius: 999px;
  padding: 4px 9px;
  background: var(--brand-soft);
  color: var(--brand-2);
  font-size: 12px;
  font-weight: 750;
}

.status-badge.success {
  background: var(--success-soft);
  color: var(--success);
}

.status-badge.neutral {
  background: #eef2f7;
  color: #475467;
}

.message {
  margin-bottom: 16px;
  border: 1px solid #cde8d0;
  border-radius: 6px;
  padding: 10px 12px;
  background: #eef6ee;
}

[hidden] { display: none !important; }

@media (max-width: 900px) {
  .container { padding: 18px; }
  .access-layout,
  .auth-layout,
  .portal-grid { grid-template-columns: 1fr; align-items: start; }
  .hero-panel,
  .portal-hero,
  .admin-actionbar,
  .section-heading {
    flex-direction: column;
    align-items: stretch;
  }
  .portal-status { align-items: flex-start; }
  .progress-summary { min-width: 0; }
  .profile-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid { grid-template-columns: 1fr; }
  .workbench-table { grid-template-columns: repeat(7, minmax(120px, 1fr)); }
}

@media (max-width: 620px) {
  .topbar { align-items: flex-start; flex-direction: column; padding: 14px 18px; }
  .topnav { width: 100%; justify-content: flex-start; flex-wrap: wrap; }
  .access-copy h1,
  .hero-panel h1,
  .portal-hero h1 { font-size: 24px; }
  .profile-summary { grid-template-columns: 1fr; }
  .record-row { grid-template-columns: 1fr; }
}