:root {
  --bg-cream: #fffaf1;
  --paper: rgba(255, 255, 255, 0.82);
  --ink: #17324d;
  --muted: #62758a;
  --accent: #ff7a59;
  --accent-deep: #e55b36;
  --mint: #2fa38a;
  --sun: #f5c04f;
  --border: rgba(23, 50, 77, 0.1);
  --shadow: 0 18px 40px rgba(23, 50, 77, 0.08);
}

body {
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(255, 192, 79, 0.25), transparent 30%),
    radial-gradient(circle at top right, rgba(47, 163, 138, 0.18), transparent 28%),
    linear-gradient(180deg, #fffdf8 0%, var(--bg-cream) 100%);
  color: var(--ink);
  font-family: "Nunito", sans-serif;
}

h1,
h2,
h3,
h4,
.navbar-brand {
  font-family: "Outfit", sans-serif;
}

.app-navbar {
  background: rgba(255, 250, 241, 0.78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(23, 50, 77, 0.08);
}

.navbar-brand {
  color: var(--ink);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.nav-link {
  color: var(--ink);
}

.hero-card,
.content-card,
.tracker-card,
.summary-panel,
.empty-state {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 1.5rem;
  box-shadow: var(--shadow);
}

.hero-card {
  position: relative;
  overflow: hidden;
}

.hero-card::after {
  content: "";
  position: absolute;
  inset: auto -20% -30% auto;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: rgba(255, 122, 89, 0.12);
}

.display-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.05;
}

.lead-text,
.metric-copy,
.summary-kicker {
  color: var(--muted);
}

.eyebrow {
  display: inline-block;
  margin-bottom: 0.75rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(47, 163, 138, 0.12);
  color: var(--mint);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.demo-note {
  padding: 1rem;
  border-radius: 1rem;
  background: rgba(245, 192, 79, 0.18);
  color: var(--ink);
}

.page-hero,
.summary-panel {
  display: flex;
  justify-content: space-between;
  gap: 1.25rem;
  align-items: end;
}

.summary-panel {
  padding: 1.5rem;
}

.summary-value {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
}

.progress-thick {
  height: 0.85rem;
  border-radius: 999px;
  background: rgba(23, 50, 77, 0.08);
}

.progress-bar {
  border-radius: 999px;
}

.tracker-card {
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.tracker-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 42px rgba(23, 50, 77, 0.12);
}

.table-shell {
  border: 1px solid var(--border);
  border-radius: 1rem;
}

.table-shell table {
  margin-bottom: 0;
}

.table > :not(caption) > * > * {
  background: transparent;
}

.empty-state {
  padding: 3rem 1.5rem;
  text-align: center;
}

.small-stats .stat-tile,
.subject-row {
  padding: 1rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(23, 50, 77, 0.06);
}

.stat-tile {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.stat-tile span,
.subject-row span {
  color: var(--muted);
  font-size: 0.95rem;
}

.subject-stack {
  display: grid;
  gap: 0.75rem;
}

.subject-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  border: none;
}

.btn-primary:hover,
.btn-primary:focus {
  background: linear-gradient(135deg, #ff8e72 0%, #d84c26 100%);
}

.week-picker {
  min-width: min(100%, 220px);
}

@media (max-width: 991.98px) {
  .page-hero,
  .summary-panel {
    flex-direction: column;
    align-items: stretch;
  }
}