/* 農場產銷管理 — 手機優先;寬螢幕時選單固定在左側 */
:root {
  --green: #2e7d32; --green-d: #1b5e20; --green-l: #e8f5e9; --green-m: #c8e6c9;
  --bg: #f4f6f4; --card: #fff; --line: #dde3dd; --text: #1d2a1f; --soft: #66736a;
  --bad: #ffcdd2; --bad-t: #b71c1c; --warn: #ffe0b2; --blue: #1565c0;
  --radius: 10px; --nav-w: 230px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: system-ui, "Microsoft JhengHei", "PingFang TC", "Noto Sans TC", sans-serif; background: var(--bg); color: var(--text); font-size: 16px; line-height: 1.5; }
a { color: var(--blue); }
h1 { font-size: 20px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 18px 0 8px; color: var(--green-d); }
p { margin: 0 0 10px; }
.soft { color: var(--soft); font-size: 14px; }
.small { font-size: 13px; }
[hidden] { display: none !important; }

/* ---- 上方列 / 選單 ---- */
.topbar { position: sticky; top: 0; z-index: 30; display: flex; align-items: center; gap: 8px; height: 52px; padding: 0 10px;
  padding-left: max(10px, env(safe-area-inset-left)); background: var(--green); color: #fff; }
.topbar .brand { color: #fff; font-weight: 700; text-decoration: none; font-size: 17px; white-space: nowrap; }
.topbar .spacer { flex: 1; }
.topbar .who { font-size: 13px; opacity: .9; max-width: 45vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.icon-btn { background: none; border: 0; color: inherit; font-size: 22px; width: 40px; height: 40px; border-radius: 8px; cursor: pointer; }
.icon-btn:focus-visible { outline: 2px solid #fff; }
.nav { position: fixed; z-index: 40; top: 52px; bottom: 0; left: 0; width: min(var(--nav-w), 82vw); overflow-y: auto; background: #fff;
  border-right: 1px solid var(--line); padding: 8px 0 24px; }
.nav .grp { font-size: 12px; color: var(--soft); padding: 12px 16px 4px; }
.nav a { display: block; padding: 10px 16px; color: var(--text); text-decoration: none; font-size: 15px; }
.nav a.on { background: var(--green-l); color: var(--green-d); font-weight: 700; border-left: 4px solid var(--green); padding-left: 12px; }
.nav .logout { margin: 12px 16px 0; }
.scrim { position: fixed; inset: 52px 0 0 0; background: rgba(0,0,0,.3); z-index: 35; }
.main { padding: 14px 12px 60px; max-width: 1400px; }
@media (min-width: 1000px) {
  #menu-btn { display: none; }
  .nav { display: block !important; }
  .nav[hidden] { display: block !important; }
  .scrim { display: none !important; }
  .main { margin-left: var(--nav-w); padding: 18px 22px 60px; }
}

/* ---- 卡片 / 按鈕 / 表單 ---- */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; margin-bottom: 14px; }
.head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 10px; }
.head h1 { flex: 1 1 auto; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 4px; min-height: 40px; padding: 8px 14px; border-radius: 8px;
  border: 1px solid #c9d2c9; background: #fff; color: var(--text); font-size: 15px; cursor: pointer; text-decoration: none; white-space: nowrap; }
.btn.primary { background: var(--green); border-color: var(--green); color: #fff; font-weight: 700; }
.btn.danger { color: var(--bad-t); border-color: #e7b3b3; }
.btn.small { min-height: 32px; padding: 4px 10px; font-size: 14px; }
.btn:disabled { opacity: .55; cursor: default; }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.form-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
@media (min-width: 640px) { .form-grid { grid-template-columns: repeat(2, 1fr); } .form-grid .wide { grid-column: 1 / -1; } }
@media (min-width: 1100px) { .form-grid { grid-template-columns: repeat(3, 1fr); } }
label.field { display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--soft); }
label.field .req { color: var(--bad-t); }
input, select, textarea { font: inherit; font-size: 16px; color: var(--text); background: #fff; border: 1px solid #c9d2c9; border-radius: 8px; padding: 9px 10px; min-height: 42px; width: 100%; }
textarea { min-height: 80px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--green); outline-offset: 0; border-color: var(--green); }
input[type=checkbox], input[type=radio] { width: 22px; min-height: 22px; height: 22px; flex: 0 0 auto; }
.check { flex-direction: row !important; align-items: center; gap: 8px !important; color: var(--text) !important; }
.hint { font-size: 12px; color: var(--soft); }
.calc { font-size: 15px; color: var(--green-d); background: var(--green-l); border-radius: 8px; padding: 9px 10px; min-height: 42px; }
.err { background: var(--bad); color: var(--bad-t); border-radius: 8px; padding: 10px 12px; margin-bottom: 12px; }
.err ul { margin: 0; padding-left: 18px; }
.ok-box { background: var(--green-l); color: var(--green-d); border-radius: 8px; padding: 10px 12px; }

/* ---- 篩選列 ---- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-end; margin-bottom: 10px; }
.filters label.field { flex: 1 1 140px; max-width: 220px; }
.filters .check { flex: 0 0 auto; padding-bottom: 8px; }
.summary { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 14px; color: var(--soft); margin: 4px 0 10px; }
.summary b { color: var(--text); }

/* ---- 表格 ---- */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { border-bottom: 1px solid var(--line); padding: 7px 8px; text-align: left; vertical-align: top; }
th { background: var(--green); color: #fff; font-weight: 600; white-space: nowrap; position: sticky; top: 0; }
td.n, th.n { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
td.date { white-space: nowrap; }
tr.click { cursor: pointer; }
tr.click:hover td { background: #f7faf7; }
td.bad, .bad { background: var(--bad); color: var(--bad-t); }
td.warn { background: var(--warn); }
tr.sub td { background: var(--green-m); font-weight: 700; }
tr.total td { background: var(--green-l); font-weight: 700; }
tr.diff td { color: var(--soft); font-style: italic; font-size: 13px; }
tr.zero td { color: #9aa59c; }
td.long { min-width: 260px; white-space: pre-wrap; }
td.stage-催芽 { background: #fff9c4; } td.stage-育苗 { background: #dcedc8; } td.stage-定植 { background: #b3e5fc; }
td.stage-採收 { background: #ffccbc; } td.stage-已清架 { background: #e0e0e0; }
.sticky1 th:first-child, .sticky1 td:first-child { position: sticky; left: 0; z-index: 1; background: inherit; }
.sticky1 td:first-child { background: #fff; }
.sticky1 tr.sub td:first-child { background: var(--green-m); } .sticky1 tr.total td:first-child { background: var(--green-l); }
.sticky1 th:first-child { z-index: 2; background: var(--green); }

/* 手機:清單表格變卡片 */
@media (max-width: 720px) {
  table.cards thead { display: none; }
  table.cards, table.cards tbody, table.cards tr, table.cards td { display: block; width: 100%; }
  table.cards tr { border-bottom: 6px solid var(--bg); padding: 6px 4px; }
  table.cards td { border: 0; padding: 3px 8px; display: flex; gap: 10px; text-align: left !important; }
  table.cards td::before { content: attr(data-label); flex: 0 0 38%; color: var(--soft); font-size: 13px; }
  table.cards td.empty { display: none; }
  table.cards td.long { min-width: 0; }
  .filters label.field { max-width: none; flex-basis: 45%; }
}

/* ---- 總覽 ---- */
.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.kpi { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 12px; }
.kpi .l { font-size: 13px; color: var(--soft); }
.kpi .v { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
.kpi .c { font-size: 12px; color: var(--soft); }
.checks li { margin: 4px 0; }
.badge { display: inline-block; min-width: 26px; text-align: center; border-radius: 13px; padding: 1px 8px; font-weight: 700; background: var(--green-l); color: var(--green-d); }
.badge.bad { background: var(--bad); color: var(--bad-t); }
.tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.tabs a { padding: 6px 12px; border-radius: 18px; border: 1px solid var(--line); background: #fff; text-decoration: none; color: var(--text); font-size: 14px; }
.tabs a.on { background: var(--green); color: #fff; border-color: var(--green); }

/* ---- 登入 ---- */
.login { max-width: 420px; margin: 30px auto; }
.login .btn { width: 100%; margin-top: 10px; min-height: 48px; font-size: 17px; }
details summary { cursor: pointer; color: var(--soft); margin-top: 16px; }

.toast { position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%); background: #263238; color: #fff; padding: 10px 18px; border-radius: 22px; z-index: 50; font-size: 15px; max-width: 90vw; }
.toast.bad { background: var(--bad-t); }
/* 未登入:不顯示選單 */
body.anon .nav, body.anon #menu-btn { display: none !important; }
@media (min-width: 1000px) { body.anon .main { margin-left: 0; } }