:root {
  color-scheme: light dark;
  --bg: #0f172a;
  --card-bg: #1e293b;
  --text: #f1f5f9;
  --muted: #94a3b8;
  --accent: #38bdf8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding: 24px;
}

.card {
  width: 100%;
  max-width: 560px;
  background: var(--card-bg);
  border-radius: 16px;
  padding: 40px 36px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.clock-label {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  color: var(--muted);
}

.clock-value {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
}

.divider {
  border: none;
  border-top: 1px solid rgba(148, 163, 184, 0.25);
  margin: 32px 0;
}

.quote-text {
  margin: 0 0 12px;
  font-size: 1.25rem;
  line-height: 1.5;
  min-height: 3.75rem;
}

.quote-text::before {
  content: "\201C";
}

.quote-text::after {
  content: "\201D";
}

.quote-author {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 0.95rem;
  text-align: right;
}

.progress-track {
  height: 6px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.2);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: var(--accent);
}

.progress-fill.animate {
  width: 100%;
  transition: width 5s linear;
}