:root {
  --green-900: #0b3d2a;
  --green-700: #0f9d58;
  --green-600: #19b36b;
  --green-500: #2ecc71;
  --green-100: #e6f7ef;
  --sand-100: #f6f4ef;
  --blue-900: #0b1c2c;
  --text-900: #0f172a;
  --text-700: #334155;
  --muted: #64748b;
  --bg: #f7f7f2;
  --card: #ffffff;
  --shadow: 0 12px 30px rgba(15, 23, 42, 0.18);
  --ring: 0 0 0 3px rgba(25, 179, 107, 0.25);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: "Space Grotesk", "Avenir Next", "Trebuchet MS", sans-serif;
  color: var(--text-900);
  background:
    radial-gradient(circle at 12% 12%, #e0f5ea 0%, transparent 42%),
    radial-gradient(circle at 88% 8%, #d9f1ff 0%, transparent 40%),
    var(--bg);
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: linear-gradient(120deg, var(--green-900), var(--green-700) 50%, #1b6e5f);
  color: white;
  padding: 16px 18px;
  box-shadow: var(--shadow);
}
.brand h1 { margin: 0; font-size: 22px; letter-spacing: 0.5px; }
.brand p { margin: 4px 0 10px; color: rgba(255,255,255,0.8); font-size: 14px; }

.tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.tab {
  border: none;
  background: rgba(255,255,255,0.18);
  color: white;
  padding: 8px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease;
}
.tab.active { background: rgba(255,255,255,0.36); transform: translateY(-1px); }

.container { padding: 20px 16px 40px; max-width: 1100px; margin: 0 auto; }
.panel { display: none; }
.panel.active { display: block; }

.card-list { list-style: none; padding: 0; margin: 12px 0; }
.card {
  background: var(--card);
  border-left: 5px solid var(--green-700);
  padding: 14px;
  border-radius: 14px;
  margin-bottom: 8px;
  box-shadow: 0 8px 16px rgba(15, 23, 42, 0.08);
}

.bacheca-controls, .promemoria-controls, .waste-controls {
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
}
input[type="text"], input[type="number"], input[type="password"], input[type="datetime-local"], select, textarea {
  flex: 1;
  padding: 10px 12px;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  background: #fff;
  font-size: 14px;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--green-600);
  box-shadow: var(--ring);
}

.primary, .secondary {
  border: none; border-radius: 999px; padding: 10px 14px; cursor: pointer;
  font-weight: 700;
}
.primary { background: var(--green-700); color: white; }
.primary:active { transform: scale(0.98); }
.secondary { background: #e2e8f0; color: var(--text-700); }

.timer { margin-top: 8px; font-weight: 600; color: var(--green-700); }

dialog { border: none; border-radius: 12px; box-shadow: var(--shadow); }
.dialog-body { padding: 10px 14px; }
.checkbox { display: flex; gap: 8px; align-items: center; margin: 8px 0; }
.dialog-actions { display: flex; gap: 8px; justify-content: flex-end; }

.result { margin-top: 10px; padding: 12px; border-radius: 10px; background: #f8fafc; }
.result.success { border-left: 4px solid var(--green-700); }
.result.warn { border-left: 4px solid #d97706; }
.result.danger { border-left: 4px solid #ef4444; }

.tips { margin-top: 10px; color: var(--muted); }

.app-footer {
  position: sticky;
  bottom: 0;
  background: #f8fafc;
  padding: 10px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #e5e7eb;
}

.overlay {
  position: fixed; inset: 0; background: rgba(16, 42, 67, 0.8);
  display: flex; align-items: center; justify-content: center; padding: 16px;
}
.overlay.hidden { display: none; }
.overlay-content {
  max-width: 560px; width: 100%; background: white; border-radius: 16px;
  padding: 18px; color: var(--text-900);
}
.overlay-content h1 { margin-top: 0; }

/* small helpers */
ul { margin: 0; }
button { font-weight: 600; }

.pdf-viewer {
  width: 100%;
  height: 420px;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  margin-top: 8px;
}

.grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-bottom: 16px;
}

.info-card h3 { margin-top: 0; }
.info-card ul { padding-left: 18px; }

.form-panel {
  background: var(--card);
  border-radius: 16px;
  padding: 16px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(15, 23, 42, 0.06);
}
.form-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  margin-bottom: 12px;
}
.form-panel label { display: block; font-weight: 600; color: var(--text-700); }
.form-panel label input,
.form-panel label select,
.form-panel label textarea { margin-top: 6px; width: 100%; }
.form-actions { display: flex; gap: 12px; align-items: center; margin-top: 10px; }
.muted { color: var(--muted); }

.toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.toolbar .tab {
  background: #e2f1e8;
  color: var(--green-900);
}
.toolbar .tab.active {
  background: var(--green-700);
  color: white;
}
.inline-check { display: inline-flex; align-items: center; gap: 6px; color: var(--text-700); }