:root {
  --color-bg: #f0fdf4;
  --color-surface: #ffffff;
  --color-ink: #14532d;
  --color-accent: #15803d;
  --color-accent-dark: #166534;
  --color-border: #86efac;
  --color-done: #bbf7d0;
  --color-miss: #fecaca;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 24px 16px;
  background:
    linear-gradient(180deg, #ecfdf5 0%, #d1fae5 40%, #f0fdf4 100%);
  color: var(--color-ink);
  font-family: "Lucida Sans", "Lucida Grande", sans-serif;
}

.page {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
}

.hero {
  margin: 0 0 20px;
  padding: 28px 24px;
  background: linear-gradient(120deg, #166534, #15803d 60%, #4ade80);
  color: #ecfdf5;
  border-radius: 18px;
}

.hero h1,
.hero p {
  margin: 0 0 8px;
}

.layout {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 0 0 16px;
}

.panel {
  flex: 1 1 280px;
  margin: 0 0 16px;
  padding: 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
}

.help {
  margin: 0 0 12px;
  font-size: 0.92rem;
  color: #166534;
}

.field {
  margin: 0 0 12px;
}

label {
  display: block;
  margin: 0 0 6px;
  font-weight: 700;
}

input[type="text"],
input[type="number"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 16px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

button {
  padding: 10px 16px;
  border: 0;
  border-radius: 999px;
  background: var(--color-accent-dark);
  color: #ecfdf5;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}

button.secondary {
  background: #ffffff;
  color: var(--color-accent-dark);
  border: 2px solid var(--color-accent);
}

button.danger {
  background: #991b1b;
  color: #fff1f2;
}

.message {
  margin: 12px 0 0;
  font-weight: 700;
}

.kpi {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0 0 16px;
  padding: 14px 16px;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: 12px;
}

.kpi p {
  margin: 0;
  min-width: 9rem;
  font-weight: 800;
}

.habit-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.habit-card {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: #f7fee7;
}

.habit-card.is-done {
  background: var(--color-done);
}

.habit-card.is-miss {
  background: #fff1f2;
}

.habit-meta {
  flex: 1 1 200px;
}

.habit-title {
  margin: 0 0 4px;
  font-weight: 800;
}

.habit-sub {
  margin: 0;
  font-size: 0.9rem;
}

.badge {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #ffffff;
  font-size: 0.8rem;
  font-weight: 800;
}

.badge.ok {
  color: #166534;
}

.badge.warn {
  color: #991b1b;
}

.habit-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.habit-actions button {
  border-radius: 8px;
  font-size: 0.9rem;
  padding: 8px 12px;
}

@media (max-width: 560px) {
  .kpi p {
    min-width: 100%;
  }

  .hero {
    padding: 22px 18px;
  }

  .hero h1 {
    font-size: 1.65rem;
    line-height: 1.2;
  }

  .habit-actions {
    width: 100%;
  }

  .habit-actions button {
    flex: 1 1 auto;
  }
}