:root {
      --bg-main: #f4f7f4;
      --bg-card: #ffffff;
      --bg-subtle: #eef3ee;
      --text-main: #0f2419;
      --text-muted: #4b6356;
      --border-col: #d5e2d9;
      --primary: #15803d;
      --primary-hover: #166534;
      --primary-light: #dcfce7;
      --accent: #0284c7;
      --warn: #d97706;
      --warn-light: #fef3c7;
      --danger: #dc2626;
      --danger-light: #fee2e2;
      --purple: #6d28d9;
      --shadow: 0 4px 14px rgba(15, 36, 25, 0.06);
      --radius: 14px;
    }
    [data-theme="dark"] {
      --bg-main: #0b1711;
      --bg-card: #13241b;
      --bg-subtle: #1b3125;
      --text-main: #ecfdf5;
      --text-muted: #9ca3af;
      --border-col: #264233;
      --primary: #22c55e;
      --primary-hover: #16a34a;
      --primary-light: #14532d;
      --accent: #38bdf8;
      --warn: #f59e0b;
      --warn-light: #451a03;
      --danger: #ef4444;
      --danger-light: #450a0a;
      --shadow: 0 4px 18px rgba(0, 0, 0, 0.35);
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
      background: var(--bg-main);
      color: var(--text-main);
      line-height: 1.55;
      padding-bottom: 84px;
      transition: background 0.2s, color 0.2s;
    }
    a { color: var(--accent); text-decoration: none; }
    a:hover { text-decoration: underline; }

    .top-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: var(--bg-card);
      border-bottom: 1px solid var(--border-col);
      padding: 10px 16px;
      box-shadow: var(--shadow);
    }
    .header-inner {
      max-width: 1420px;
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      flex-wrap: wrap;
    }
    .brand-group { display: flex; align-items: center; gap: 10px; }
    .brand-logo {
      width: 38px;
      height: 38px;
      border-radius: 10px;
      background: linear-gradient(135deg, #15803d, #0d9488);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      font-weight: 800;
      flex-shrink: 0;
    }
    .brand-title { font-size: 17px; font-weight: 800; letter-spacing: -0.01em; }
    .brand-sub { font-size: 12px; color: var(--text-muted); }

    .header-controls { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
    .mode-pill {
      display: inline-flex;
      background: var(--bg-subtle);
      border: 1px solid var(--border-col);
      border-radius: 999px;
      padding: 3px;
    }
    .mode-btn {
      border: none;
      background: transparent;
      color: var(--text-muted);
      font-size: 12px;
      font-weight: 700;
      padding: 5px 12px;
      border-radius: 999px;
      cursor: pointer;
      transition: all 0.15s;
    }
    .mode-btn.active { background: var(--primary); color: #fff; }
    .icon-btn {
      border: 1px solid var(--border-col);
      background: var(--bg-subtle);
      color: var(--text-main);
      padding: 6px 11px;
      border-radius: 9px;
      font-size: 12px;
      font-weight: 600;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }
    .icon-btn:hover { border-color: var(--primary); }

    .app-container { max-width: 1420px; margin: 0 auto; padding: 16px; }

    .desktop-nav {
      display: flex;
      gap: 8px;
      margin-bottom: 16px;
      overflow-x: auto;
      padding-bottom: 4px;
    }
    .nav-tab {
      border: 1px solid var(--border-col);
      background: var(--bg-card);
      color: var(--text-muted);
      padding: 10px 16px;
      border-radius: 11px;
      font-size: 14px;
      font-weight: 700;
      cursor: pointer;
      white-space: nowrap;
      display: inline-flex;
      align-items: center;
      gap: 7px;
      transition: all 0.15s;
    }
    .nav-tab.active {
      background: var(--primary);
      color: #ffffff;
      border-color: var(--primary);
      box-shadow: 0 4px 12px rgba(21, 128, 61, 0.25);
    }

    .mobile-bottom-nav {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      z-index: 120;
      background: var(--bg-card);
      border-top: 1px solid var(--border-col);
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      padding: 6px 4px 10px;
      box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.08);
    }
    .mob-tab {
      border: none;
      background: transparent;
      color: var(--text-muted);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2px;
      font-size: 11px;
      font-weight: 700;
      cursor: pointer;
      padding: 4px 2px;
      border-radius: 8px;
    }
    .mob-tab .ico { font-size: 18px; }
    .mob-tab.active { color: var(--primary); background: var(--bg-subtle); }

    @media (min-width: 1024px) {
      .mobile-bottom-nav { display: none; }
      body { padding-bottom: 32px; }
    }
    @media (max-width: 1023px) {
      .desktop-nav { display: none; }
      .kpi-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; margin-bottom: 10px; }
      .kpi-card { padding: 8px 10px; }
      .kpi-val { font-size: 16px !important; }
      .brand-sub { display: none; }
      .top-header { padding: 8px 12px; }
      .app-container { padding: 10px; }
    }

    .kpi-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(155px, 1fr));
      gap: 10px;
      margin-bottom: 16px;
    }
    .kpi-card {
      background: var(--bg-card);
      border: 1px solid var(--border-col);
      border-radius: var(--radius);
      padding: 12px 14px;
      box-shadow: var(--shadow);
      display: flex;
      flex-direction: column;
      gap: 3px;
    }
    .kpi-label { font-size: 12px; color: var(--text-muted); font-weight: 600; }
    .kpi-val { font-size: 22px; font-weight: 800; color: var(--text-main); }
    .kpi-sub { font-size: 11px; color: var(--primary); font-weight: 600; }

    .section-panel { display: none; }
    .section-panel.active { display: block; }

    .card {
      background: var(--bg-card);
      border: 1px solid var(--border-col);
      border-radius: var(--radius);
      padding: 16px;
      box-shadow: var(--shadow);
      margin-bottom: 16px;
    }
    .card-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      margin-bottom: 12px;
      flex-wrap: wrap;
    }
    .card-title { font-size: 16px; font-weight: 800; display: flex; align-items: center; gap: 8px; }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      padding: 3px 9px;
      border-radius: 999px;
      font-size: 11px;
      font-weight: 700;
      line-height: 1.3;
    }
    .b-fert { background: #dcfce7; color: #166534; }
    .b-reg { background: #fef3c7; color: #92400e; }
    .b-fung { background: #e0e7ff; color: #1e40af; }
    .b-pest { background: #fee2e2; color: #991b1b; }
    .b-plant { background: var(--bg-subtle); color: var(--text-muted); border: 1px solid var(--border-col); }

    .filter-bar {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
      margin-bottom: 14px;
      align-items: center;
    }
    .search-input, .select-input {
      padding: 9px 12px;
      border: 1px solid var(--border-col);
      border-radius: 10px;
      background: var(--bg-card);
      color: var(--text-main);
      font-size: 13px;
      outline: none;
    }
    .search-input { flex: 1; min-width: 200px; }
    .search-input:focus, .select-input:focus { border-color: var(--primary); }

    .cat-pills {
      display: flex;
      gap: 6px;
      overflow-x: auto;
      padding-bottom: 4px;
      margin-bottom: 12px;
    }
    .cat-pill {
      border: 1px solid var(--border-col);
      background: var(--bg-card);
      color: var(--text-muted);
      padding: 6px 13px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 700;
      cursor: pointer;
      white-space: nowrap;
    }
    .cat-pill.active {
      background: var(--primary);
      color: #fff;
      border-color: var(--primary);
    }

    .product-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
      gap: 14px;
    }
    body.desktop-detail-mode .product-grid {
      grid-template-columns: repeat(auto-fill, minmax(430px, 1fr));
    }
    .prod-card {
      background: var(--bg-card);
      border: 1px solid var(--border-col);
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      display: flex;
      flex-direction: column;
      transition: transform 0.15s, border-color 0.15s;
    }
    .prod-card:hover { border-color: var(--primary); transform: translateY(-2px); }

    .prod-media {
      position: relative;
      background: var(--bg-subtle);
      border-bottom: 1px solid var(--border-col);
      padding: 10px;
    }
    .media-dual-wrap {
      display: grid;
      grid-template-columns: 1fr;
      gap: 8px;
      align-items: center;
    }
    body.desktop-detail-mode .media-dual-wrap,
    .media-dual-wrap.dual-active {
      grid-template-columns: 1.15fr 0.85fr;
    }
    .img-box {
      position: relative;
      height: 185px;
      background: #ffffff;
      border: 1px solid var(--border-col);
      border-radius: 10px;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: zoom-in;
    }
    .img-box img {
      max-width: 100%;
      max-height: 100%;
      object-fit: contain;
    }
    .img-tag {
      position: absolute;
      bottom: 6px;
      right: 6px;
      background: rgba(15, 36, 25, 0.82);
      color: #fff;
      font-size: 10px;
      font-weight: 700;
      padding: 2px 7px;
      border-radius: 6px;
      backdrop-filter: blur(4px);
    }
    .img-tag.real-crop { background: rgba(21, 128, 61, 0.9); }
    .img-tag.ecom { background: rgba(2, 132, 199, 0.9); }

    .media-Switch-bar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: 8px;
      gap: 6px;
    }
    .mini-tab-group {
      display: inline-flex;
      background: var(--bg-card);
      border: 1px solid var(--border-col);
      border-radius: 8px;
      overflow: hidden;
    }
    .mini-tab {
      border: none;
      background: transparent;
      color: var(--text-muted);
      font-size: 11px;
      font-weight: 700;
      padding: 4px 8px;
      cursor: pointer;
    }
    .mini-tab.active { background: var(--primary); color: #fff; }

    .prod-body {
      padding: 13px 14px;
      flex: 1;
      display: flex;
      flex-direction: column;
      gap: 7px;
    }
    .prod-title-row {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      gap: 8px;
    }
    .prod-title { font-size: 15px; font-weight: 800; color: var(--text-main); }
    .prod-id { font-size: 11px; font-weight: 700; color: var(--text-muted); font-family: monospace; }

    .ratio-highlight {
      background: var(--primary-light);
      color: var(--primary-hover);
      padding: 7px 10px;
      border-radius: 8px;
      font-size: 12px;
      font-weight: 700;
      border-left: 3px solid var(--primary);
    }
    [data-theme="dark"] .ratio-highlight { color: #86efac; }
    .prod-meta-list {
      font-size: 12px;
      color: var(--text-muted);
      display: flex;
      flex-direction: column;
      gap: 4px;
    }
    .prod-meta-list strong { color: var(--text-main); }

    .prod-footer {
      padding: 10px 14px;
      border-top: 1px solid var(--border-col);
      background: var(--bg-subtle);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 6px;
      flex-wrap: wrap;
    }
    .act-btn {
      border: 1px solid var(--border-col);
      background: var(--bg-card);
      color: var(--text-main);
      font-size: 11px;
      font-weight: 700;
      padding: 5px 9px;
      border-radius: 7px;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    .act-btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
    .act-btn.warn { background: var(--warn-light); color: var(--warn); border-color: var(--warn); }

    .table-wrap { overflow-x: auto; border-radius: 10px; border: 1px solid var(--border-col); }
    table { width: 100%; border-collapse: collapse; font-size: 13px; text-align: left; }
    th {
      background: var(--bg-subtle);
      color: var(--text-main);
      font-weight: 800;
      padding: 10px 12px;
      border-bottom: 2px solid var(--border-col);
      white-space: nowrap;
    }
    td { padding: 10px 12px; border-bottom: 1px solid var(--border-col); vertical-align: top; }
    tr:hover td { background: var(--bg-subtle); }

    .week-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(265px, 1fr));
      gap: 12px;
    }
    .week-box {
      border: 2px solid var(--border-col);
      border-radius: 12px;
      padding: 14px;
      background: var(--bg-card);
      position: relative;
    }
    .week-box.current-week {
      border-color: var(--primary);
      background: linear-gradient(180deg, var(--primary-light) 0%, var(--bg-card) 38%);
    }
    .week-tag {
      display: inline-block;
      font-size: 11px;
      font-weight: 800;
      padding: 3px 9px;
      border-radius: 999px;
      background: var(--primary);
      color: #fff;
      margin-bottom: 8px;
    }

    .calc-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 16px;
    }
    .water-pills { display: flex; gap: 8px; flex-wrap: wrap; margin: 8px 0 14px; }
    .water-pill {
      padding: 7px 14px;
      border-radius: 8px;
      border: 1px solid var(--border-col);
      background: var(--bg-subtle);
      color: var(--text-main);
      font-weight: 700;
      font-size: 13px;
      cursor: pointer;
    }
    .water-pill.active { background: var(--primary); color: #fff; border-color: var(--primary); }
    .alert-box {
      padding: 12px 14px;
      border-radius: 10px;
      font-size: 13px;
      margin-top: 10px;
      border-left: 4px solid;
    }
    .alert-danger { background: var(--danger-light); border-color: var(--danger); color: var(--danger); }
    .alert-ok { background: var(--primary-light); border-color: var(--primary); color: var(--primary-hover); }
    .alert-warn { background: var(--warn-light); border-color: var(--warn); color: var(--warn); }
    [data-theme="dark"] .alert-danger { color: #fca5a5; }
    [data-theme="dark"] .alert-ok { color: #86efac; }
    [data-theme="dark"] .alert-warn { color: #fcd34d; }

    .modal-backdrop {
      position: fixed;
      inset: 0;
      z-index: 200;
      background: rgba(0, 0, 0, 0.72);
      display: none;
      align-items: center;
      justify-content: center;
      padding: 16px;
    }
    .modal-backdrop.open { display: flex; }
    .modal-content {
      background: var(--bg-card);
      border: 1px solid var(--border-col);
      border-radius: 16px;
      max-width: 820px;
      width: 100%;
      max-height: 90vh;
      overflow-y: auto;
      padding: 20px;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
    }
    .crop-canvas-wrap {
      position: relative;
      max-width: 100%;
      overflow: auto;
      background: #111;
      border-radius: 10px;
      text-align: center;
      margin: 12px 0;
    }
    canvas#cropperCanvas { max-width: 100%; cursor: crosshair; }