:root {
  --bg: #0f1115;
  --card: #171a21;
  --text: #f3f4f6;
  --muted: #9ca3af;
  --accent: #22c55e;
  --danger: #f87171;
  --border: #262a33;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.app {
  max-width: 480px;
  margin: 0 auto;
  padding: 24px 20px 40px;
}

header h1 {
  margin: 0;
  font-size: 28px;
  letter-spacing: -0.02em;
}

.tagline {
  margin: 4px 0 24px;
  color: var(--muted);
  font-size: 14px;
}

.totals {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 8px;
  margin-bottom: 20px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat .value {
  font-size: 20px;
  font-weight: 700;
}

.stat .label {
  font-size: 11px;
  color: var(--muted);
  margin-top: 2px;
}

.log-form {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.log-form input {
  flex: 1;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-size: 14px;
}

.log-form button {
  padding: 12px 18px;
  border-radius: 10px;
  border: none;
  background: var(--accent);
  color: #06220f;
  font-weight: 700;
  cursor: pointer;
}

.log-form button:hover {
  filter: brightness(1.05);
}

.limit-banner {
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid var(--danger);
  color: var(--danger);
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 13px;
}

.remaining-note {
  color: var(--muted);
  font-size: 12px;
  margin: 0 0 16px 2px;
}

.hidden {
  display: none !important;
}

.logs h2 {
  font-size: 14px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 24px 0 8px;
}

#log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

#log-list li {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

#log-list .desc {
  font-size: 14px;
}

#log-list .kcal {
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}

.ad-banner {
  margin-top: 24px;
  padding: 16px;
  border-radius: 10px;
  border: 1px dashed var(--border);
  color: var(--muted);
  text-align: center;
  font-size: 12px;
}

.go-pro {
  width: 100%;
  margin-top: 16px;
  padding: 14px;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: #06220f;
  font-weight: 700;
  cursor: pointer;
}