:root{
  --bg:#f4f6f8; --surface:#ffffff; --ink:#1b2733; --muted:#697785; --line:#e4e9ee;
  --brand:#0f6e9c; --brand-soft:#e6f1f8;
  --ok-bg:#e7f6ec; --ok-tx:#1d7a3e; --warn-bg:#fdf1d8; --warn-tx:#9a6a06;
  --bad-bg:#fde7e7; --bad-tx:#b3261e; --chip:#eef2f5;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink);font-size:15px}
h1{font-size:20px;margin:0;font-weight:600}
main{max-width:1080px;margin:0 auto;padding:0 16px 48px}

.topbar{background:var(--surface);border-bottom:1px solid var(--line)}
.brand{max-width:1080px;margin:0 auto;padding:14px 16px;display:flex;align-items:center;gap:12px}
.brand-icon{width:42px;height:42px;border-radius:10px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;font-size:22px}
.brand p{margin:2px 0 0;color:var(--muted);font-size:13px}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin:18px 0}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.stat .label{color:var(--muted);font-size:13px}
.stat .value{font-size:26px;font-weight:600;margin-top:2px}
.stat.bad .value{color:var(--bad-tx)} .stat.warn .value{color:var(--warn-tx)}

.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:16px;flex-wrap:wrap}
.tab{appearance:none;border:0;background:none;padding:10px 14px;font-size:15px;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}
.tab.active{color:var(--brand);border-bottom-color:var(--brand);font-weight:600}

.panel{display:none} .panel.active{display:block}
.toolbar{display:flex;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.toolbar input,.toolbar select{padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--surface);font-size:14px}
.toolbar input{flex:1;min-width:200px}
.hint{color:var(--muted);font-size:13px;margin:0 0 14px}

.table-wrap{background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
thead th{text-align:left;background:#fafbfc;color:var(--muted);font-weight:600;padding:11px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
tbody td{padding:11px 12px;border-bottom:1px solid var(--line)}
tbody tr:last-child td{border-bottom:0}
tbody tr.clickable{cursor:pointer}
tbody tr.clickable:hover{background:#f7fafc}
.center{text-align:center}
.mono{font-family:ui-monospace,"Cascadia Code",Consolas,monospace;font-weight:600}
.stock-num{font-weight:600}

.badge{display:inline-block;font-size:12px;padding:3px 9px;border-radius:8px;white-space:nowrap}
.badge.ok{background:var(--ok-bg);color:var(--ok-tx)}
.badge.warn{background:var(--warn-bg);color:var(--warn-tx)}
.badge.bad{background:var(--bad-bg);color:var(--bad-tx)}
.badge.cat{background:var(--chip);color:var(--muted)}
.review{color:var(--warn-tx);font-size:12px;margin-left:6px}
.empty{padding:20px;text-align:center;color:var(--muted)}

.heli-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px}
.heli-card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px;cursor:pointer}
.heli-card:hover{border-color:var(--brand)}
.heli-card .tail{font-weight:600;font-size:16px}
.heli-card .nums{display:flex;gap:16px;margin-top:8px}
.heli-card .nums div{font-size:13px;color:var(--muted)}
.heli-card .nums b{display:block;font-size:18px;color:var(--ink)}

.overlay{position:fixed;inset:0;background:rgba(20,30,40,.4);display:flex;justify-content:flex-end;z-index:10}
.overlay[hidden]{display:none}
.drawer{background:var(--surface);width:min(560px,100%);height:100%;overflow:auto;padding:22px;position:relative}
.close{position:absolute;top:14px;right:16px;border:0;background:#eef2f5;width:32px;height:32px;border-radius:8px;cursor:pointer;font-size:15px}
.drawer h2{font-size:18px;margin:0 0 2px}
.drawer .sub{color:var(--muted);font-size:13px;margin:0 0 16px}
.drawer h3{font-size:14px;color:var(--muted);margin:18px 0 8px;text-transform:uppercase;letter-spacing:.03em}
@media(max-width:600px){
  thead th:nth-child(2),tbody td:nth-child(2){display:none}
  .drawer{padding:18px}
}

/* --- Fase 3: login, botones, modales, formularios --- */
.btn-primary{background:var(--brand);color:#fff;border:0;border-radius:10px;padding:10px 16px;font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap}
.btn-primary:hover{background:#0c5b82}
.btn-primary:disabled{opacity:.6;cursor:default}
.btn-ghost{background:none;border:1px solid var(--line);border-radius:10px;padding:8px 14px;font-size:14px;color:var(--muted);cursor:pointer}
.btn-ghost:hover{background:#f0f3f6}

.login-screen{position:fixed;inset:0;background:var(--bg);display:flex;align-items:center;justify-content:center;z-index:50;padding:20px}
.login-screen[hidden]{display:none}
.login-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:32px;width:100%;max-width:360px;display:flex;flex-direction:column;gap:12px;text-align:center}
.login-logo{font-size:40px}
.login-card h1{font-size:20px;margin:4px 0 0}
.login-card .sub{color:var(--muted);font-size:13px;margin:0 0 8px}
.login-card input{padding:12px;border:1px solid var(--line);border-radius:10px;font-size:15px}
.login-card .btn-primary{margin-top:4px;padding:12px}
.login-error,.form-error{color:var(--bad-tx);font-size:13px;margin:4px 0 0}
#app[hidden]{display:none}

.user-box{display:flex;align-items:center;gap:12px}
.user-info{text-align:right;line-height:1.25}
.user-info #user-name{font-weight:600;font-size:14px;display:block}
.user-role{font-size:12px;color:var(--muted)}

.modal-overlay{position:fixed;inset:0;background:rgba(20,30,40,.45);display:flex;align-items:center;justify-content:center;z-index:40;padding:16px}
.modal-overlay[hidden]{display:none}
.modal{background:var(--surface);border-radius:16px;padding:24px;width:100%;max-width:460px;max-height:92vh;overflow:auto;position:relative;display:flex;flex-direction:column}
.modal h2{font-size:18px;margin:0 0 14px}
.modal label{font-size:13px;color:var(--muted);margin-top:10px;display:block;margin-bottom:4px}
.modal input,.modal select{width:100%;padding:10px;border:1px solid var(--line);border-radius:9px;font-size:14px;background:var(--surface)}
.modal .row{display:flex;gap:10px}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}

.seg{display:flex;gap:6px;background:#eef2f5;border-radius:10px;padding:4px;margin-bottom:4px}
.seg-btn{flex:1;border:0;background:none;padding:9px;border-radius:7px;font-size:13px;color:var(--muted);cursor:pointer}
.seg-btn.active{background:var(--surface);color:var(--ink);font-weight:600;box-shadow:0 1px 2px rgba(0,0,0,.06)}

.pick{position:relative}
.pick-list{position:absolute;top:100%;left:0;right:0;background:var(--surface);border:1px solid var(--line);border-radius:10px;margin-top:4px;max-height:210px;overflow:auto;z-index:5;box-shadow:0 6px 18px rgba(20,30,40,.12)}
.pick-list div{padding:9px 12px;cursor:pointer;font-size:13px;border-bottom:1px solid var(--line)}
.pick-list div:last-child{border-bottom:0}
.pick-list div:hover{background:#f5f8fa}
.pick-chosen{background:var(--brand-soft);border-radius:9px;padding:10px 12px;font-size:13px;display:flex;justify-content:space-between;align-items:center}
.pick-chosen .x{cursor:pointer;color:var(--muted);font-weight:600;padding-left:10px}
.badge.role{background:var(--chip);color:var(--muted);text-transform:capitalize}

.edit-box{background:#f7fafc;border:1px solid var(--line);border-radius:10px;padding:12px;margin:12px 0}
.edit-box .row{display:flex;gap:10px}
.edit-box label.mini{font-size:12px;color:var(--muted);margin-bottom:4px;display:block}
.edit-box input{width:100%;padding:8px;border:1px solid var(--line);border-radius:8px;font-size:14px}
.ed-msg{font-size:13px;color:var(--ok-tx);margin-left:10px}
.btn-del{background:none;border:0;cursor:pointer;font-size:16px;opacity:.7}
.btn-del:hover{opacity:1}
.card-block{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:12px}