:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-muted: #f8f9fb;
  --text: #111827;
  --muted: #5f6b7a;
  --line: #e5e7eb;
  --line-strong: #d1d5db;
  --accent: #0f4c81;
  --accent-soft: rgba(15,76,129,0.08);
  --success: #0f766e;
  --success-soft: rgba(15,118,110,0.08);
  --warning: #b45309;
  --warning-soft: rgba(180,83,9,0.08);
  --danger: #b42318;
  --danger-soft: rgba(180,35,24,0.08);
  --shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
  --radius-lg: 10px;
  --radius-md: 8px;
  --radius-sm: 6px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
}

a {
  color: inherit;
  text-decoration: none;
}

p {
  margin: 0;
  line-height: 1.45;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.2;
  font-weight: 600;
}

small,
.section-copy,
.submission-meta,
.intel-meta,
.team-bio,
.review-note,
.public-note,
.form-hint {
  color: var(--muted);
}

.site-shell {
  width: min(1040px, calc(100vw - 2rem));
  margin: 0 auto;
}

.page-flow {
  display: grid;
  gap: 1.25rem;
  padding: 1.25rem 0 2.5rem;
}

.header-band {
  background: var(--surface);
  color: var(--text);
  border-bottom: 1px solid var(--line);
}

.topbar {
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  font-size: 1rem;
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.nav-links a,
.nav-button,
.nav-user {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  font-size: 0.94rem;
}

.nav-links a,
.nav-user {
  color: var(--muted);
}

.nav-links a.active,
.nav-links a:hover,
.nav-button:hover {
  color: var(--text);
}

.nav-button {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

button {
  cursor: pointer;
  font: inherit;
}

.page-header,
.card-header,
.section-heading,
.submission-head,
.submission-meta,
.intel-meta,
.hero-actions,
.page-actions,
.hero-grid,
.tag-row,
.attachment-list {
  display: flex;
  gap: 0.75rem;
}

.page-header,
.card-header,
.submission-head,
.submission-meta,
.intel-meta {
  justify-content: space-between;
  align-items: start;
}

.page-header {
  gap: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
}

.page-title-group {
  display: grid;
  gap: 0.3rem;
}

.page-title-group h1 {
  font-size: 1.5rem;
}

.page-title-group h2 {
  font-size: 1.1rem;
}

.page-summary {
  max-width: 44ch;
  color: var(--muted);
}

.card {
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  padding: 1rem 0;
}

.page-flow > .card:first-of-type:not(.auth-card) {
  border-top: 0;
  padding-top: 0;
}

.hero-surface {
  padding: 1.25rem 0;
}

.hero-grid,
.home-grid,
.workspace-grid {
  display: grid;
  gap: 1rem;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  align-items: start;
}

.hero-copy {
  display: grid;
  gap: 0.9rem;
}

.hero-copy h1 {
  max-width: 13ch;
  font-size: clamp(2rem, 5vw, 3.4rem);
}

.hero-side {
  display: grid;
  gap: 0.8rem;
  padding-left: 1rem;
  border-left: 1px solid var(--line);
}

.home-grid {
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
}

.workspace-grid {
  grid-template-columns: minmax(300px, 360px) minmax(0, 1fr);
  align-items: start;
}

.review-layout {
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
}

.panel-stack {
  display: grid;
  gap: 1rem;
}

.panel-sticky {
  position: sticky;
  top: 1rem;
}

.lede {
  font-size: 1rem;
  max-width: 62ch;
}

.eyebrow,
.signal-chip,
.rank-chip,
.status-chip,
.inline-link,
.attachment-chip,
.table-head {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.78rem;
}

.eyebrow {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.table-head {
  font-weight: 600;
  color: var(--muted);
}

.rank-chip {
  font-weight: 600;
}

.signal-chip,
.status-chip,
.rank-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: auto;
  padding: 0;
  border-radius: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
}

.status-chip.pending {
  color: var(--muted);
}

.status-chip.approved {
  color: var(--muted);
}

.status-chip.rejected {
  color: var(--muted);
}

.hero-actions,
.metric-grid,
.tag-row,
.attachment-list {
  flex-wrap: wrap;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--surface);
}

.metric-card {
  padding: 0.6rem 0.75rem;
  border-radius: 0;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
}

.metric-card:last-child {
  border-right: 0;
}

.metric-card strong {
  display: block;
  font-size: 1.15rem;
  margin-bottom: 0.15rem;
}

.accent-card {
  background: var(--surface-muted);
}

.signal-list {
  margin: 0;
  padding-left: 1rem;
  display: grid;
  gap: 0.55rem;
}

.inline-link {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.leaderboard-table,
.quick-rubric-list,
.directory-list,
.submission-list,
.intel-list,
.rubric-list {
  display: grid;
}

.table-grid {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--surface);
}

.data-grid {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--surface);
}

.data-grid-head,
.data-grid-row {
  display: grid;
  grid-template-columns: var(--grid-cols, 1fr);
  column-gap: 0.75rem;
  align-items: center;
  padding: 0.55rem 0.75rem;
}

.data-grid-head {
  background: var(--surface-muted);
  color: var(--muted);
  font-weight: 600;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--line);
}

.data-grid-row {
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
}

.data-grid-row:last-child {
  border-bottom: 0;
}

.data-grid-body .data-grid-row:nth-child(even) {
  background: #fafbfc;
}

.data-grid-row small {
  display: block;
  margin-top: 0.2rem;
  color: var(--muted);
}

.row-details {
  grid-column: 1 / -1;
  margin-top: 0.35rem;
  color: var(--muted);
  display: grid;
  gap: 0.35rem;
}

.leaderboard-table {
  margin-top: 0.4rem;
}

.leaderboard-table.compact .table-head,
.leaderboard-table.compact .table-row {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1.5fr) 5.5rem 7.5rem;
  gap: 0.75rem;
  align-items: center;
  padding: 0.65rem 0.5rem;
  border-top: 1px solid var(--line);
}

.leaderboard-table.compact .table-head {
  border-top: 0;
  padding-top: 0.65rem;
  background: var(--surface-muted);
  color: var(--muted);
  text-transform: none;
}

.table-row small,
.leaderboard-main small,
.directory-main small {
  display: block;
  margin-top: 0.2rem;
}

.quick-rubric-row,
.directory-row,
.submission-card,
.intel-card,
.rubric-row,
.leaderboard-row {
  display: grid;
  gap: 0.65rem;
  padding: 0.65rem 0.5rem;
  border-top: 1px solid var(--line);
}

.quick-rubric-row:first-child,
.directory-row:first-child,
.submission-card:first-child,
.intel-card:first-child,
.rubric-row:first-child,
.leaderboard-row:first-child {
  border-top: 0;
  padding-top: 0;
}

.leaderboard-board .leaderboard-row:first-child {
  border-top: 1px solid var(--line);
  padding-top: 0.65rem;
}

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

.directory-main,
.leaderboard-main,
.rubric-main {
  min-width: 0;
}

.leaderboard-board {
  padding-top: 0;
}

.leaderboard-head,
.leaderboard-row {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1.7fr) 6rem 7rem 5.5rem;
  gap: 0.75rem;
  align-items: center;
}

.leaderboard-head {
  color: var(--muted);
  text-transform: none;
  padding: 0.6rem 0.5rem;
  border-bottom: 1px solid var(--line);
  background: var(--surface-muted);
}

.leaderboard-rank {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: auto;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  border: 0;
  font-size: 0.85rem;
}

.leaderboard-value {
  font-weight: 600;
}

.submission-head {
  gap: 1rem;
}

.submission-card h3,
.intel-card h3,
.rubric-row h2 {
  font-size: 1.06rem;
}

.attachment-chip {
  padding: 0.45rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
}

.attachment-chip:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.rubric-row {
  grid-template-columns: minmax(0, 1fr) minmax(260px, 320px);
  align-items: start;
}

.rubric-meta {
  display: grid;
  justify-items: end;
  gap: 0.35rem;
}

.rubric-scale {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.auth-shell {
  place-items: center;
}

.auth-card {
  width: min(520px, 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  padding: 1.5rem;
}

.form-grid {
  display: grid;
  gap: 0.65rem;
}

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

.form-grid label {
  display: grid;
  gap: 0.4rem;
}

.full-span {
  grid-column: 1 / -1;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  padding: 0.6rem 0.75rem;
  font: inherit;
  color: var(--text);
}

input[readonly] {
  background: var(--surface-muted);
}

input:focus,
select:focus,
textarea:focus {
  outline: 0;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.review-form,
.reject-form {
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
}

.primary-link,
.ghost-link,
.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--text);
}

.primary-link,
.primary-button {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.ghost-link,
.secondary-button {
  border-color: var(--line-strong);
  background: transparent;
  color: var(--text);
}

.flash {
  margin-top: 1rem;
  border-radius: var(--radius-md);
  padding: 0.8rem 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: none;
}

.flash-success {
  border-color: rgba(15, 118, 110, 0.35);
}

.flash-error {
  border-color: rgba(180, 35, 24, 0.35);
}

.footer {
  padding: 0 0 2rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.empty-state {
  padding: 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  color: var(--muted);
  background: transparent;
}

@media (max-width: 900px) {
  .hero-grid,
  .home-grid,
  .workspace-grid,
  .review-layout,
  .rubric-row {
    grid-template-columns: 1fr;
  }

  .hero-side {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--line);
    padding-top: 1rem;
  }

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

  .panel-sticky {
    position: static;
  }
}

@media (max-width: 720px) {
  .topbar,
  .page-header,
  .card-header,
  .submission-head,
  .submission-meta,
  .intel-meta {
    flex-direction: column;
    align-items: start;
  }

  .nav-links {
    gap: 0.8rem;
  }

  .data-grid-head {
    display: none;
  }

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

  .leaderboard-table.compact .table-head,
  .leaderboard-table.compact .table-row,
  .leaderboard-head,
  .leaderboard-row,
  .form-grid.wide,
  .metric-grid,
  .quick-rubric-row,
  .directory-row,
  .rubric-scale {
    grid-template-columns: 1fr;
  }

  .leaderboard-rank {
    justify-self: start;
  }
}