:root {
  --bg: #f4efe5;
  --paper: #fffaf0;
  --ink: #1c1b19;
  --muted: #6b645a;
  --accent: #bf4b2c;
  --accent-dark: #92351e;
  --line: #dfd4c1;
  --sidebar: #1f3a32;
  --sidebar-ink: #f8f2e8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(191, 75, 44, 0.16), transparent 30%),
    linear-gradient(135deg, #efe6d7 0%, var(--bg) 55%, #efe3cb 100%);
  font-family: Georgia, "Times New Roman", serif;
  min-height: 100vh;
}

.auth-body,
.dashboard-body {
  min-height: 100vh;
}

.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px;
}

.auth-card,
.hero-card,
.panel {
  background: rgba(255, 250, 240, 0.86);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(223, 212, 193, 0.9);
  box-shadow: 0 18px 60px rgba(28, 27, 25, 0.08);
}

.auth-card {
  width: min(560px, 100%);
  padding: 36px;
  border-radius: 28px;
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  color: var(--muted);
}

h1,
h2,
h3 {
  margin: 0 0 12px;
  font-weight: 600;
}

h1 {
  font-size: clamp(36px, 5vw, 54px);
  line-height: 0.95;
}

.lede {
  margin: 0;
  font-size: 18px;
  line-height: 1.55;
  color: var(--muted);
}

.auth-actions,
.challenge-panel {
  margin-top: 28px;
}

.challenge-panel {
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.status-label {
  margin: 0 0 8px;
  color: var(--accent);
  font-weight: 700;
}

.poll-status {
  margin-top: 14px;
  color: var(--muted);
}

.primary-button,
.secondary-button {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 14px 22px;
  font: inherit;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.primary-button {
  background: var(--accent);
  color: #fff8f2;
}

.primary-button:hover {
  background: var(--accent-dark);
}

.secondary-button {
  background: #efe3d2;
  color: var(--ink);
}

.app-shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

.sidebar {
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0)),
    var(--sidebar);
  color: var(--sidebar-ink);
}

.sidebar-title {
  font-size: 34px;
}

.nav-list {
  margin-top: 36px;
  display: grid;
  gap: 10px;
}

.nav-item {
  color: var(--sidebar-ink);
  text-decoration: none;
  border: 1px solid rgba(248, 242, 232, 0.16);
  border-radius: 16px;
  padding: 12px 14px;
}

.nav-item.active {
  background: rgba(248, 242, 232, 0.1);
}

.nav-item.disabled {
  opacity: 0.55;
  pointer-events: none;
}

.content {
  padding: 32px;
  display: grid;
  gap: 22px;
}

.hero-card {
  border-radius: 26px;
  padding: 30px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.panel {
  border-radius: 22px;
  padding: 24px;
}

.meta-list {
  margin: 0;
  padding-left: 18px;
  line-height: 1.7;
  color: var(--muted);
}

.hidden {
  display: none;
}

@media (max-width: 900px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

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