:root{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#111827;background:#f3f4f6}
*{box-sizing:border-box}
body{margin:0;background:#f3f4f6}
.screen{min-height:100vh;padding:16px}
.center{display:grid;place-items:center}
.hidden{display:none!important}
.panel{background:#fff;border-radius:18px;padding:18px;box-shadow:0 6px 22px #0000000d;margin:14px auto;max-width:1000px}
.login{width:min(430px,100%)}
.logo{text-align:center;font-size:56px}
h1,h2,h3{margin:0 0 10px}
label{display:block;font-weight:700;margin:12px 0 6px}
input,select,textarea{width:100%;padding:13px;border:1px solid #d1d5db;border-radius:12px;font:inherit;background:#fff}
button{border:0;border-radius:12px;padding:12px 15px;font:inherit;font-weight:750;cursor:pointer}
.primary{background:#111827;color:#fff}
.secondary{background:#e5e7eb;color:#111827}
.danger{background:#fee2e2;color:#991b1b}
.ghost{background:transparent;color:#374151}
.full{width:100%;margin-top:14px}
.muted{color:#6b7280}.small{font-size:.9rem}.error{color:#b91c1c;min-height:22px}
.topbar{max-width:1000px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:10px}
.summary{max-width:1000px;margin:15px auto;display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.summary div{background:#fff;border-radius:16px;padding:14px;text-align:center}
.summary strong{display:block;font-size:1.7rem}.summary span{font-size:.83rem;color:#6b7280}
.toolbar,.actions{max-width:1000px;margin:12px auto;display:flex;gap:10px;flex-wrap:wrap}
.toolbar input{flex:2;min-width:220px}.toolbar select{flex:1;min-width:160px}
.grid{max-width:1000px;margin:14px auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:12px}
.loco-card{background:#fff;border-radius:18px;padding:18px;box-shadow:0 5px 18px #0000000c}
.loco-card .open-btn{width:100%;margin-top:12px}
.loco-head,.loco-title,.section-title,.user-row{display:flex;align-items:center;justify-content:space-between;gap:12px}
.badge{display:inline-block;border-radius:999px;padding:6px 10px;font-weight:800;font-size:.8rem}
.ok{background:#dcfce7;color:#166534}.stop{background:#fee2e2;color:#991b1b}
.pending{color:#b91c1c;font-weight:750}.repaired{color:#166534;font-weight:750}
.form-grid{display:grid;grid-template-columns:1fr 1fr auto;gap:12px;align-items:end}
.back{max-width:1000px;margin:8px auto;display:block}
.two-col{max-width:1000px;margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.two-col .panel{margin:0}
.fault-card{border:1px solid #e5e7eb;border-radius:14px;padding:13px;margin:9px 0}
.fault-meta{font-size:.82rem;color:#6b7280;margin:5px 0}
.repair-box{margin-top:10px;padding-top:10px;border-top:1px solid #eee}
.type-buttons{display:flex;gap:8px;flex-wrap:wrap}
.type-buttons label{margin:0;background:#f3f4f6;padding:10px;border-radius:12px;font-weight:700}
.type-buttons input{width:auto;margin-right:5px}
.user-row{padding:13px 0;border-bottom:1px solid #eee}
.flash{max-width:1000px;margin:10px auto;padding:12px 14px;border-radius:12px;background:#ecfdf5;color:#166534;font-weight:700}
.flash.err{background:#fef2f2;color:#991b1b}
@media(max-width:700px){
  .summary{grid-template-columns:repeat(2,1fr)}
  .form-grid,.two-col{grid-template-columns:1fr}
  .screen{padding:11px}
}