:root {
  color: var(--color-text);
  background-color: var(--color-bg);
}

.page {
  background: radial-gradient(160% 120% at 12% 8%, #e2eaff, var(--color-bg) 42%, var(--color-bg));
}

.admin-page {
  background: linear-gradient(120deg, #f8faff 0%, #eef3ff 50%, #f5f7fb 100%);
}

.nav-bar,
.nav {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: var(--border-width) var(--border-style) rgba(15, 23, 42, 0.06);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  width: min(var(--container-max), 92vw);
  margin: 0 auto;
  padding: 0.75rem var(--space-2);
}

.nav-links {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  font-weight: 700;
}

.nav-links a {
  color: var(--color-text);
  padding: 0.4rem 0.7rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-links a[aria-current='page'],
.nav-links a:hover {
  background: var(--color-ghost);
  color: var(--color-primary-strong);
}

.nav-actions {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

.logo {
  font-weight: 800;
  letter-spacing: 0.02em;
  font-size: var(--text-lg);
}

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

.hero {
  background: linear-gradient(160deg, var(--color-surface) 0%, #f0f4ff 45%, #eef3ff 100%);
  color: var(--color-text);
  padding: var(--space-3) 0 var(--space-8);
  border-bottom: var(--border-width) var(--border-style) rgba(15, 23, 42, 0.04);
}

.hero.minimal {
  padding-bottom: var(--space-4);
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.hero-content.container {
  padding-bottom: var(--space-4);
}

.hero-content.container.compact {
  padding-bottom: var(--space-3);
}

.eyebrow {
  letter-spacing: var(--letter-wide);
  text-transform: uppercase;
  font-size: var(--text-sm);
  color: var(--color-primary-strong);
  font-weight: 800;
}

.lead {
  font-size: var(--text-lg);
  max-width: 720px;
  line-height: var(--line-relaxed);
  color: var(--color-text-muted);
}

.container {
  width: min(var(--container-max), 92vw);
  margin: 0 auto;
  padding: var(--space-8) 0 var(--space-10);
}

.container.narrow {
  width: min(820px, 92vw);
}

.flow > * + * {
  margin-top: var(--space-8);
}

.grid {
  display: grid;
  gap: var(--space-4);
}

.grid.cols-3 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.grid.upload-section {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  min-height: 100vh;
}

.sidebar {
  background: linear-gradient(180deg, #0f172a, #1e293b);
  color: #e2e8f0;
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  box-shadow: 8px 0 32px rgba(0, 0, 0, 0.08);
}

.brand-block {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  display: grid;
  place-items: center;
  font-weight: 800;
  color: #fff;
}

.brand-title {
  font-weight: 800;
  font-size: var(--text-lg);
}

.brand-sub {
  color: #cbd5e1;
  font-size: var(--text-sm);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sidebar-nav a {
  color: #e2e8f0;
  text-decoration: none;
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.sidebar-nav a[aria-current='page'],
.sidebar-nav a:hover {
  background: rgba(255, 255, 255, 0.08);
}

.main {
  padding: var(--space-7);
  width: 100%;
  box-sizing: border-box;
}

.main > section {
  margin-bottom: var(--space-4);
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-5);
  background: linear-gradient(120deg, #f8fbff, #f0f4ff);
  flex-wrap: wrap;
  gap: var(--space-3);
}

.topbar-actions {
  display: flex;
  gap: var(--space-3);
  align-items: flex-end;
  flex-wrap: wrap;
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-3);
  align-items: end;
  max-width: 720px;
}

.table-wrapper.small {
  max-height: 300px;
}

.auth-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--space-6);
  background: radial-gradient(90% 60% at 20% 20%, rgba(37, 99, 235, 0.08), transparent), var(--color-bg);
}

.auth-card {
  width: min(520px, 100%);
}

.status-panel {
  text-align: center;
}

.hero-actions,
.actions {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  flex-wrap: wrap;
}

.table-wrapper + .empty-state {
  margin-top: var(--space-3);
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
  }

  .sidebar-nav {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .main {
    padding: var(--space-5);
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav {
    padding: var(--space-2) var(--space-1);
  }
}

@media (max-width: 720px) {
  .container {
    padding: var(--space-6) 0 var(--space-8);
  }

  .hero {
    padding-bottom: var(--space-6);
  }

  .hero-actions,
  .nav-actions,
  .actions {
    width: 100%;
    justify-content: flex-start;
  }
}