*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--color-green:#2d6a4f;--color-green-light:#52b788;--color-cream:#f4f1ea;--color-brown:#6b5b3f;--color-text:#1a1a1a;--color-text-muted:#6b7280;--color-border:#d4d0c8;--color-white:#fff;--color-water:#3b82f6;--color-fertilize:#f59e0b;--color-danger:#ef4444;--nav-height:64px;--radius:12px;--radius-sm:8px}html.dark{--color-green:#40916c;--color-green-light:#52b788;--color-cream:#12131a;--color-brown:#a3907a;--color-text:#e8e8e8;--color-text-muted:#9ca3af;--color-border:#33363f;--color-white:#1b1d24;--color-water:#60a5fa;--color-fertilize:#fbbf24;--color-danger:#f87171}.offline-banner{bottom:var(--nav-height);background:var(--color-fertilize);color:#1a1a1a;text-align:center;z-index:998;padding:8px;font-size:13px;font-weight:600;position:fixed;left:0;right:0}.update-banner{background:var(--color-green);color:#fff;text-align:center;cursor:pointer;z-index:999;padding:10px;font-size:14px;font-weight:600;position:fixed;top:0;left:0;right:0}html,body{background:var(--color-cream);height:100%;color:var(--color-text);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}#app{flex-direction:column;min-height:100vh;display:flex}.main-content{padding-bottom:calc(var(--nav-height) + 16px);flex:1;padding:16px}.bottom-nav{height:var(--nav-height);background:var(--color-white);border-top:1px solid var(--color-border);z-index:100;padding-bottom:env(safe-area-inset-bottom);justify-content:space-around;align-items:center;display:flex;position:fixed;bottom:0;left:0;right:0}.nav-item{color:var(--color-text-muted);flex-direction:column;align-items:center;gap:2px;padding:4px 12px;font-size:11px;text-decoration:none;transition:color .15s;display:flex}.nav-item.router-link-active{color:var(--color-green)}.nav-icon{font-size:22px;line-height:1}.nav-add .nav-icon{background:var(--color-green);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;margin-top:-12px;font-size:20px;display:flex}.card{background:var(--color-white);border-radius:var(--radius);border:1px solid var(--color-border);padding:16px}.btn{border-radius:var(--radius-sm);cursor:pointer;border:none;justify-content:center;align-items:center;gap:6px;padding:10px 18px;font-size:14px;font-weight:500;transition:background .15s,opacity .15s;display:inline-flex}.btn:active{opacity:.8}.btn-primary{background:var(--color-green);color:var(--color-white)}.btn-water{background:var(--color-water);color:var(--color-white)}.btn-photo{background:var(--color-blue,#3b82f6);color:var(--color-white)}.btn-fertilize{background:var(--color-fertilize);color:var(--color-white)}.btn-outline{border:1px solid var(--color-border);color:var(--color-text);background:0 0}.btn-sm{padding:6px 12px;font-size:12px}.modal-overlay{z-index:200;background:#0006;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.modal{border-radius:var(--radius) var(--radius) 0 0;flex-direction:column;gap:12px;width:100%;max-width:480px;max-height:70vh;padding:24px;display:flex;overflow-y:auto}.modal h2{margin-bottom:8px;font-size:18px}.modal form{flex-direction:column;gap:10px;display:flex}.modal input,.modal select{border-radius:var(--radius-sm);border:1px solid var(--color-border);outline:none;width:100%;padding:12px 14px;font-size:15px}.modal input:focus,.modal select:focus{border-color:var(--color-green)}