:root {
  --bg: #f4f6f4;
  --panel: #ffffff;
  --sidebar: #14201a;
  --sidebar-hover: #1e2f25;
  --green: #1f8a4c;
  --green-dark: #166b3a;
  --green-light: #e6f4ec;
  --text: #1c2420;
  --muted: #6b7a72;
  --border: #e2e8e4;
  --amber: #b47d10;
  --amber-bg: #fdf3dd;
  --blue: #1467b3;
  --blue-bg: #e3eefa;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg); color: var(--text); font-size: 15px;
}

.layout { display: flex; min-height: 100vh; }

/* ---- sidebar ---- */
.sidebar {
  width: 210px; background: var(--sidebar); color: #cfd9d3;
  display: flex; flex-direction: column; padding: 18px 10px; flex-shrink: 0;
}
.brand { display:flex; align-items:center; gap:8px; color:#fff; font-weight:700; font-size:17px; padding: 4px 10px 20px; }
.brand-icon { font-size: 20px; }
.nav-item {
  display:flex; align-items:center; gap:10px; color:#cfd9d3; text-decoration:none;
  padding: 10px 12px; border-radius: 8px; margin-bottom: 2px; font-size: 14px;
}
.nav-item:hover { background: var(--sidebar-hover); }
.nav-item.active { background: var(--green); color:#fff; }
.ni { width: 18px; text-align:center; }
.sidebar-foot { margin-top:auto; font-size:12px; color:#5f6f66; padding: 10px 12px; }

/* ---- main ---- */
.main { flex:1; padding: 26px 32px; max-width: 1200px; }
.view { display:none; }
.view.active { display:block; }
.page-head { display:flex; align-items:center; justify-content:space-between; margin-bottom: 20px; }
h1 { font-size: 22px; font-weight: 700; }
h1 .sub { font-size:14px; color:var(--muted); font-weight:400; margin-left:8px; }
.back { text-decoration:none; color:var(--muted); margin-right:6px; }

/* ---- cards ---- */
.cards { display:grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }
.card {
  background: var(--panel); border:1px solid var(--border); border-radius: 12px;
  padding: 18px; cursor:pointer; transition: box-shadow .15s, transform .15s;
}
.card:hover { box-shadow: 0 4px 14px rgba(0,0,0,.08); transform: translateY(-1px); }
.card h3 { color: var(--green); font-size: 16px; margin-bottom: 2px; }
.card .week { font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.badge {
  display:inline-block; font-size: 11.5px; font-weight:600; padding: 3px 10px; border-radius: 999px;
  background: var(--green-light); color: var(--green-dark);
}
.badge.Seedling { background:#e8f0e2; color:#4c7030; }
.badge.Veg { background:#e0f2e5; color:#20713c; }
.badge.EarlyFlower { background:#e6f0d8; color:#5d7a1e; }
.badge.Flower { background:#f3ecdb; color:#8a6d1a; }
.badge.LateFlower { background:#f5e7d8; color:#9a5c17; }
.card .plant-emoji { font-size: 42px; text-align:center; margin: 12px 0; }
.kv { display:flex; justify-content:space-between; font-size:13px; margin-top:6px; }
.kv .k { color: var(--muted); }
.kv .v { font-weight: 600; }
.due { color: var(--blue); font-weight:700; }
.overdue { color: #b3341f; font-weight:700; }

/* ---- panels / tables ---- */
.panel { background:var(--panel); border:1px solid var(--border); border-radius:12px; padding:18px; }
.panel-title { font-weight:700; margin-bottom:12px; }
table { width:100%; border-collapse: collapse; font-size:13.5px; }
th { text-align:left; color:var(--muted); font-weight:600; font-size:12px; text-transform:uppercase; letter-spacing:.04em; padding: 8px 10px; border-bottom:1px solid var(--border); }
td { padding: 9px 10px; border-bottom:1px solid var(--border); }
tr:last-child td { border-bottom:none; }
.table-wrap { overflow-x:auto; }

.glance { display:flex; gap:28px; flex-wrap:wrap; }
.glance .stat .n { font-size:22px; font-weight:700; color:var(--green-dark); }
.glance .stat .l { font-size:12.5px; color:var(--muted); }

/* ---- buttons / inputs ---- */
.btn {
  border:1px solid var(--border); background:#fff; color:var(--text); border-radius:8px;
  padding: 9px 16px; font-size:14px; font-weight:600; cursor:pointer;
}
.btn-primary { background: var(--green); border-color: var(--green); color:#fff; }
.btn-primary:hover { background: var(--green-dark); }
.btn-sm { padding: 5px 10px; font-size: 12.5px; }
.input {
  width:100%; border:1px solid var(--border); border-radius:8px; padding:9px 11px;
  font-size:14px; margin-bottom:10px; background:#fff; color:var(--text);
}
.input:focus { outline:2px solid var(--green-light); border-color: var(--green); }
.field-label { display:block; font-size:12.5px; font-weight:600; color:var(--muted); margin-bottom:4px; }
.grid2 { display:grid; grid-template-columns:1fr 1fr; gap: 0 14px; }

/* ---- mix guide ---- */
.mix-targets { display:flex; gap:14px; margin:14px 0; flex-wrap:wrap; }
.target-box { background:var(--bg); border:1px solid var(--border); border-radius:10px; padding:12px 18px; min-width:110px; }
.target-box .tl { font-size:11.5px; color:var(--muted); text-transform:uppercase; letter-spacing:.04em; }
.target-box .tv { font-size:20px; font-weight:700; color:var(--green-dark); }
.mix-note { background: var(--green-light); border-radius:8px; padding: 12px 14px; font-size:13.5px; margin-top:14px; color: var(--green-dark); }
.mix-basis { font-size: 13px; color: var(--muted); margin-top: 10px; }

/* ---- plant detail ---- */
.pd-grid { display:grid; grid-template-columns: 1fr 1fr; gap:16px; }
.pd-meta { display:flex; gap:26px; flex-wrap:wrap; margin-bottom:16px; }
.pd-meta .m .l { font-size:12px; color:var(--muted); }
.pd-meta .m .v { font-weight:600; }

/* ---- modal ---- */
.modal-backdrop {
  display:none; position:fixed; inset:0; background:rgba(10,20,14,.45);
  align-items:center; justify-content:center; z-index:50;
}
.modal-backdrop.open { display:flex; }
.modal { background:#fff; border-radius:14px; padding:22px; width: 440px; max-width: 94vw; max-height:92vh; overflow-y:auto; }
.modal-head { font-weight:700; font-size:17px; margin-bottom:14px; }
.modal-actions { display:flex; justify-content:flex-end; gap:10px; margin-top:8px; }

@media (max-width: 760px) {
  .layout { flex-direction: column; }
  .sidebar { width:100%; flex-direction:row; align-items:center; overflow-x:auto; padding:8px; }
  .brand { padding: 4px 10px; }
  .sidebar-foot { display:none; }
  .main { padding: 16px; }
  .pd-grid { grid-template-columns: 1fr; }
}