.gzb{--b:#316CB0;--bd:#24528A;--r:#C4503B;--ink:#2B3B4F;--muted:#5A6B7E;--line:#D5DEE3;--soft:#EEF5FD;--sel:#DCEBFC;
  max-width:640px;margin:0 auto;color:var(--ink);font-family:inherit;line-height:1.45;border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden}
.gzb *{box-sizing:border-box}
.gzb-head{padding:16px 20px 12px;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.gzb-prog{height:6px;background:var(--sel);border-radius:99px;overflow:hidden}
.gzb-prog i{display:block;height:100%;background:var(--b);border-radius:99px;transition:width .25s}
.gzb-body{padding:20px;display:flex;flex-direction:column;gap:14px}
.gzb-h{margin:0;font-size:22px;font-weight:800;line-height:1.2}
.gzb-muted{color:var(--muted);font-size:14px;margin:0}
.gzb-small{color:var(--muted);font-size:13px;margin:0}
.gzb-note{background:var(--soft);border-radius:12px;padding:12px 14px;font-size:14px;margin:0}
.gzb-tabs{display:grid;grid-template-columns:1fr 1fr;gap:4px;background:var(--soft);border-radius:12px;padding:4px}
.gzb-tab{font:inherit;font-weight:700;font-size:15px;min-height:44px;border:0;border-radius:9px;background:transparent;color:var(--ink);cursor:pointer}
.gzb-tab.is-sel{background:#4B5E75;color:#fff}
.gzb-list{display:flex;flex-direction:column;gap:10px}
.gzb-card{font:inherit;text-align:left;width:100%;display:flex;flex-direction:column;gap:2px;padding:13px 16px;min-height:56px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer}
.gzb-card.is-sel{border:2px solid var(--b);background:var(--sel);padding:12px 15px}
.gzb-card.is-off{opacity:.5;cursor:not-allowed}
.gzb-card-t{font-weight:700;font-size:16px}
.gzb-card-s{font-size:14px;color:var(--muted)}
.gzb-f{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600;flex:1}
.gzb-f input,.gzb-f textarea{font:inherit;font-weight:400;font-size:16px;padding:12px;border-radius:10px;border:1px solid #B8C4CC;color:var(--ink);background:#fff;width:100%}
.gzb-f input:focus,.gzb-f textarea:focus{outline:2px solid var(--b);outline-offset:1px}
.gzb-row{display:flex;gap:12px;flex-wrap:wrap}
.gzb-plz{flex:0 0 140px}
.gzb-box{background:var(--soft);border-radius:14px;padding:14px 16px;display:flex;flex-direction:column;gap:8px}
.gzb-dur{display:flex;align-items:center;justify-content:space-between;gap:12px}
.gzb-dur>div:first-child{display:flex;flex-direction:column}
.gzb-step{display:flex;align-items:center;gap:8px}
.gzb-step output{min-width:72px;text-align:center;font-weight:800;font-size:18px}
.gzb-pm{width:44px;height:44px;border-radius:12px;border:1px solid #B8C4CC;background:#fff;color:var(--ink);font:inherit;font-size:22px;font-weight:700;cursor:pointer}
.gzb-zone{display:flex;flex-direction:column;gap:2px;padding:12px 14px;border-radius:12px;background:var(--soft);color:var(--muted);font-size:13px}
.gzb-zone strong{font-size:15px;color:var(--ink)}
.gzb-zone.is-ok{background:var(--sel);border:1px solid var(--b)}
.gzb-zone.is-bad{background:#FBEDEA;border:1px solid var(--r)}
.gzb-zone.is-bad strong,.gzb-zone.is-bad span{color:#8A2F1F}
.gzb-fs{border:0;padding:0;margin:0;display:flex;flex-direction:column;gap:6px}
.gzb-fs legend{font-size:14px;font-weight:600;margin-bottom:6px;padding:0}
.gzb-chk{display:flex;align-items:flex-start;gap:10px;font-size:15px;min-height:40px;cursor:pointer}
.gzb-chk input{width:20px;height:20px;margin-top:1px;accent-color:var(--b)}
.gzb-pills{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.gzb-pill{font:inherit;font-size:14px;font-weight:600;min-height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer}
.gzb-pill.is-sel{border:2px solid var(--b);background:var(--sel)}
.gzb-sum{background:var(--soft);border-radius:14px;padding:16px;display:flex;flex-direction:column;gap:8px;font-size:15px}
.gzb-r{display:flex;justify-content:space-between;gap:12px}
.gzb-r span:first-child{color:var(--muted)}
.gzb-r span:last-child{text-align:right;font-weight:600}
.gzb-top{border-top:1px solid #C6DDF5;padding-top:8px}
.gzb-err{margin:0 20px;padding:12px 14px;border-radius:12px;background:#FBEDEA;color:#8A2F1F;font-size:14px;font-weight:600}
.gzb-bar{display:flex;align-items:center;gap:12px;padding:14px 20px 18px;border-top:1px solid var(--line);margin-top:14px;position:sticky;bottom:0;background:#fff}
.gzb-price{flex:1;display:flex;flex-direction:column;text-align:right}
.gzb-price strong{font-size:19px;font-weight:800}
.gzb-next{font:inherit;font-weight:700;font-size:16px;padding:12px 20px;min-height:48px;border-radius:12px;border:0;background:var(--b);color:#fff;cursor:pointer}
.gzb-next:hover{background:var(--bd)}
.gzb-next:disabled{opacity:.6;cursor:wait}
.gzb-back{font:inherit;font-weight:600;font-size:15px;min-height:48px;padding:0 14px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer}
.gzb-done{padding:48px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px}
.gzb-ok{width:72px;height:72px;border-radius:50%;background:var(--sel);color:var(--b);font-size:36px;font-weight:800;display:flex;align-items:center;justify-content:center}
@media(max-width:480px){.gzb{border-radius:0;border-left:0;border-right:0}.gzb-bar{flex-wrap:wrap}.gzb-price{order:-1;flex-basis:100%;text-align:left}.gzb-next{flex:1}}

/* Maschinenmiete */
.gzb .gzb-two { display: grid; grid-template-columns: 1fr 1fr; }
.gzb .gzb-errtxt { color: #C4503B; }
.gzb .gzb-card.is-off { opacity: .5; }
.gzb .gzb-pill.is-off { opacity: .45; cursor: not-allowed; }