:root {
  color-scheme: dark;
  --black: #080808;
  --panel: #111111;
  --panel-soft: #171717;
  --border: #232323;
  --text: #f4f3ef;
  --muted: #9a9a9a;
  --muted-soft: #666666;
  --acid: #d6ff4d;
  --acid-soft: rgba(214, 255, 77, 0.14);
  --danger: #ff9d9d;
  --ok: #b8ff7f;
  --shadow: 0 40px 90px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 100% 0%, rgba(214, 255, 77, 0.12), transparent 32%),
    radial-gradient(circle at 0% 0%, rgba(214, 255, 77, 0.05), transparent 25%),
    #080808;
}

a {
  color: inherit;
}

button {
  font: inherit;
}

.page-shell {
  width: min(1560px, calc(100% - 32px));
  margin: 0 auto;
  padding: 26px 0 44px;
}

.page-topbar,
.campus-shell,
.content-panel {
  border: 1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 60%),
    var(--panel);
  box-shadow: var(--shadow);
}

.page-topbar,
.campus-shell {
  border-radius: 28px;
}

.page-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 22px;
}

.page-brand-group {
  display: grid;
  gap: 6px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-dot {
  width: 11px;
  height: 11px;
  border-radius: 3px;
  background: var(--acid);
  box-shadow: 0 0 16px rgba(214, 255, 77, 0.4);
}

.brand-text,
.campus-mark-text {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2rem;
  line-height: 1;
  letter-spacing: 0.04em;
}

.page-subtitle,
.panel-copy,
.tool-card p,
.module-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.page-actions,
.panel-actions,
.welcome-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 14px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
  cursor: pointer;
}

.btn-acid {
  background: var(--acid);
  color: #101010;
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.07);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
}

.campus-shell {
  margin-top: 22px;
  overflow: hidden;
}

.campus-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(8, 8, 8, 0.8);
}

.campus-mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.campus-tabs {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.campus-tabs a,
.sidebar-link {
  text-decoration: none;
}

.campus-tabs a {
  color: var(--muted);
  font-size: 0.95rem;
}

.campus-tabs a:hover,
.campus-tabs a:focus-visible {
  color: var(--text);
}

.campus-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  min-height: 720px;
}

.campus-sidebar {
  display: grid;
  align-content: start;
  gap: 16px;
  padding: 18px;
  border-right: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(255, 255, 255, 0.01);
}

.sidebar-kicker,
.panel-kicker,
.welcome-kicker {
  margin: 0;
  color: var(--acid);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.sidebar-nav {
  display: grid;
  gap: 8px;
}

.sidebar-link,
.sidebar-pro-link {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
}

.sidebar-link.is-active {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.sidebar-pro-link {
  margin-top: 8px;
  justify-content: center;
  background: rgba(214, 255, 77, 0.1);
  color: var(--acid);
  font-weight: 700;
}

.sidebar-pro-link.is-locked {
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
}

.campus-main {
  display: grid;
  gap: 16px;
  padding: 18px;
}

.welcome-row,
.metrics-row,
.content-grid,
.support-grid,
.resource-grid {
  display: grid;
  gap: 16px;
}

.welcome-row {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
}

.welcome-row h1,
.content-panel h2 {
  margin: 0;
}

.welcome-row h1 {
  font-size: clamp(2.4rem, 4vw, 3.2rem);
}

.last-access {
  color: var(--muted);
  font-size: 0.95rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.status-pill.is-active,
.status-pill.is-complete,
.module-status.is-complete,
.tool-state.is-active {
  background: var(--acid-soft);
  color: var(--acid);
}

.status-pill.is-pro,
.module-status.is-pro,
.tool-state.is-pro {
  background: rgba(214, 255, 77, 0.08);
  color: var(--acid);
}

.status-pill.is-progress,
.module-status.is-progress {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.status-pill.is-locked,
.module-status.is-locked,
.tool-state.is-locked {
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
}

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

.metric-card,
.module-card,
.tool-card,
.resource-card {
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.02);
}

.metric-card {
  display: grid;
  gap: 10px;
  padding: 18px;
}

.metric-card span,
.module-meta span {
  color: var(--muted-soft);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.metric-card strong {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 3rem;
  line-height: 0.9;
}

.content-grid {
  grid-template-columns: minmax(0, 1.28fr) minmax(320px, 0.72fr);
}

.content-panel {
  border-radius: 24px;
  padding: 18px;
}

.module-list,
.tool-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.module-card {
  display: grid;
  gap: 12px;
  padding: 16px;
}

.module-card.is-active,
.module-card.is-progress,
.module-card.is-complete {
  border-color: rgba(214, 255, 77, 0.08);
}

.module-top {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
}

.module-number {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2rem;
  color: var(--muted);
  line-height: 1;
}

.module-copy {
  display: grid;
  gap: 6px;
}

.module-copy h3,
.tool-card h3 {
  margin: 0;
  font-size: 1.05rem;
}

.module-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.module-progress-line {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  overflow: hidden;
}

.module-progress-line span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(214, 255, 77, 0.68), var(--acid));
  box-shadow: 0 0 18px rgba(214, 255, 77, 0.18);
}

.module-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
}

.module-footer-copy {
  display: grid;
  gap: 6px;
}

.module-footer-copy p {
  color: var(--muted);
  line-height: 1.55;
}

.module-open {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 12px;
  background: var(--acid);
  color: #101010;
  text-decoration: none;
  font-weight: 700;
  white-space: nowrap;
}

.module-open.is-disabled {
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
}

.module-status,
.tool-state {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.tool-card {
  display: grid;
  gap: 10px;
  padding: 16px;
  min-height: 144px;
}

.tool-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

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

.focus-panel,
.announcement-panel,
.resources-panel {
  min-height: 100%;
}

.progress-block {
  display: grid;
  gap: 10px;
}

.progress-bar {
  width: 100%;
  height: 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  overflow: hidden;
}

.progress-bar span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(214, 255, 77, 0.65), var(--acid));
}

.resource-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 16px;
}

.resource-card {
  display: grid;
  gap: 8px;
  padding: 16px;
  text-decoration: none;
}

.resource-card span {
  color: var(--muted-soft);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.resource-card strong {
  font-size: 1rem;
}

.resource-card.is-disabled {
  opacity: 0.45;
  pointer-events: none;
}

@media (max-width: 1120px) {
  .campus-layout,
  .content-grid,
  .support-grid,
  .welcome-row {
    grid-template-columns: 1fr;
  }

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

  .campus-sidebar {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
}

@media (max-width: 760px) {
  .page-shell {
    width: min(100% - 20px, 1140px);
    padding-top: 16px;
  }

  .page-topbar,
  .campus-topbar {
    flex-direction: column;
    align-items: stretch;
  }

  .page-actions,
  .campus-tabs,
  .panel-actions,
  .welcome-meta {
    width: 100%;
  }

  .campus-tabs {
    justify-content: center;
  }

  .btn {
    width: 100%;
  }

  .metrics-row,
  .resource-grid {
    grid-template-columns: 1fr;
  }

  .module-top {
    grid-template-columns: 1fr;
  }

  .module-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .module-open {
    width: 100%;
  }
}