:root{
  --bg:#f6f7fb; --surface:#ffffff; --surface2:#f3f5f9;
  --txt:#0b1220; --muted:#6b7688; --border:#e6e9f0;
  --accent:#3b5bfd; --accent-d:#2a45d6; --accent-soft:#eef1ff;
  --ok:#15a34a; --ok-bg:#e7f7ec; --warn:#e08a00; --warn-bg:#fdf1dc;
  --info:#3b5bfd; --info-bg:#eef1ff; --err:#e23b3b; --err-bg:#fdeaea;
  --dark:#0f1628;
  --shadow-sm:0 1px 2px rgba(16,24,40,.06);
  --shadow:0 4px 14px rgba(16,24,40,.08);
  --shadow-lg:0 18px 40px rgba(16,24,40,.18);
  --r:14px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--txt);
  font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  -webkit-tap-highlight-color:transparent;-webkit-font-smoothing:antialiased}
.hidden{display:none !important}
.muted{color:var(--muted);font-size:.85rem}
.err{color:var(--err);font-size:.85rem;min-height:1.1em;margin:.4em 0 0}
.screen{min-height:100dvh;display:flex;flex-direction:column}

/* ---------- botones ---------- */
.btn{font-size:.92rem;font-weight:600;border:1px solid transparent;border-radius:11px;
  padding:.62em 1.05em;cursor:pointer;transition:transform .08s,background .15s,box-shadow .15s;
  display:inline-flex;align-items:center;gap:.4em;justify-content:center;line-height:1}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.5;cursor:default}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 2px 8px rgba(59,91,253,.3)}
.btn-primary:hover:not(:disabled){background:var(--accent-d)}
.btn-ghost{background:transparent;color:inherit}
.btn-outline{background:var(--surface);color:var(--txt);border-color:var(--border)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-ok{background:var(--ok);color:#fff}
.btn-warn{background:var(--warn);color:#fff}
.btn-danger{background:var(--err);color:#fff}
.btn-block{width:100%}
.btn-sm{padding:.42em .72em;font-size:.82rem;border-radius:9px}
.btn-row{display:flex;gap:.5em;flex-wrap:wrap}

/* ---------- login ---------- */
.login{align-items:center;justify-content:center;
  background:radial-gradient(1100px 520px at 50% -5%, #243154, var(--dark))}
.login-card{background:var(--surface);border-radius:22px;padding:2.2em 1.7em;width:92%;max-width:370px;
  box-shadow:var(--shadow-lg);text-align:center}
.login-card .logo{width:64px;height:64px;margin:0 auto .3em;border-radius:18px;display:grid;place-items:center;
  font-size:2rem;background:var(--accent-soft);box-shadow:inset 0 0 0 1px rgba(59,91,253,.15)}
.login-card h1{margin:.1em 0 0;font-size:1.4rem;font-weight:800;letter-spacing:-.02em}
.login-card input{width:100%;margin:.4em 0;padding:.85em;border:1px solid var(--border);
  border-radius:12px;font-size:1rem;background:var(--surface2);font-family:inherit}
.login-card input:focus{outline:none;border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px var(--accent-soft)}
.login-card .btn{margin-top:.7em}

/* ---------- topbar + tabs ---------- */
.topbar{display:flex;align-items:center;gap:.6em;color:#fff;padding:.75em 1.1em;position:sticky;top:0;z-index:20;
  background:linear-gradient(120deg,#131c33,#1c2a4d)}
.brand{font-weight:800;font-size:1rem;letter-spacing:-.01em}
.spacer{flex:1}
.who{font-size:.85rem;opacity:.95;display:flex;align-items:center;gap:.45em}
.who .role{background:rgba(255,255,255,.16);padding:.15em .55em;border-radius:999px;font-size:.68rem;
  text-transform:uppercase;letter-spacing:.06em;font-weight:700}
.topbar .btn-ghost{color:#fff;border:1px solid rgba(255,255,255,.2)}
.tabs{display:flex;gap:.2em;background:var(--surface);border-bottom:1px solid var(--border);
  position:sticky;top:49px;z-index:15;overflow-x:auto;padding:0 .4em}
.tab{flex:1;min-width:max-content;background:none;border:none;padding:.9em 1.1em;color:var(--muted);
  font-weight:600;font-size:.9rem;cursor:pointer;border-bottom:2.5px solid transparent;white-space:nowrap;
  font-family:inherit;transition:color .15s}
.tab:hover{color:var(--txt)}
.tab.active{color:var(--accent);border-bottom-color:var(--accent)}

/* ---------- vistas / layout ---------- */
.view{flex:1;display:flex;flex-direction:column;min-height:0}
.wrap{padding:1em;max-width:900px;margin:0 auto;width:100%}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);
  padding:1.1em;margin-bottom:1em;box-shadow:var(--shadow-sm)}
.card h3{margin:.1em 0 .7em;font-size:1.05rem;font-weight:700}
.section-title{font-size:.74rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);
  font-weight:700;margin:.2em 0 .6em}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:.7em;margin-bottom:1em}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);padding:.85em .6em;
  text-align:center;box-shadow:var(--shadow-sm)}
.stat .n{font-size:1.7rem;font-weight:800;letter-spacing:-.02em}
.stat .l{font-size:.72rem;color:var(--muted);font-weight:600}
@media(max-width:520px){.stats{grid-template-columns:repeat(2,1fr)}}

/* ---------- forms ---------- */
.field{margin:.55em 0}
.field label{display:block;font-size:.76rem;color:var(--muted);margin-bottom:.25em;font-weight:600}
.field input,.field select,.field textarea{width:100%;padding:.72em;border:1px solid var(--border);
  border-radius:11px;font-size:1rem;background:var(--surface);font-family:inherit;color:inherit}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px var(--accent-soft)}
.filebtn{display:flex;flex-direction:column;align-items:center;gap:.35em;background:var(--accent-soft);
  border:2px dashed #c3ccff;border-radius:16px;padding:1.6em;cursor:pointer;color:var(--accent);font-weight:700}
.filebtn:hover{background:#e6ebff}
.preview{width:100%;border-radius:12px;margin-top:.7em;max-height:46vh;object-fit:cover;border:1px solid var(--border)}
.inline{display:flex;align-items:center;gap:.6em;flex-wrap:wrap}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;gap:.35em;padding:.22em .62em;border-radius:999px;
  font-size:.72rem;font-weight:700}
.badge::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.b-enviado{background:var(--warn-bg);color:var(--warn)}
.b-aprobado{background:var(--ok-bg);color:var(--ok)}
.b-observado{background:var(--info-bg);color:var(--info)}
.b-rechazado{background:var(--err-bg);color:var(--err)}

/* ---------- listas ---------- */
.list{display:flex;flex-direction:column;gap:.6em}
.item{background:var(--surface);border:1px solid var(--border);border-radius:13px;padding:.85em;
  display:flex;align-items:center;gap:.8em;cursor:pointer;box-shadow:var(--shadow-sm);transition:.12s}
.item:hover{border-color:var(--accent);box-shadow:var(--shadow);transform:translateY(-1px)}
.item .thumb{width:50px;height:50px;border-radius:10px;object-fit:cover;background:var(--surface2);flex:none}
.item .grow{flex:1;min-width:0}
.item .t{font-weight:600;display:flex;align-items:center;gap:.5em;flex-wrap:wrap}
.item .s{font-size:.8rem;color:var(--muted);margin-top:.15em}
.empty{text-align:center;color:var(--muted);padding:2.8em 1em;font-size:.95rem}

/* ---------- mapa ---------- */
.map{flex:1;min-height:64vh}
.maptools{display:flex;gap:.5em;align-items:center;padding:.6em 1em;background:var(--surface);
  border-bottom:1px solid var(--border);flex-wrap:wrap;font-size:.86rem}
.legend{display:flex;gap:.9em;flex-wrap:wrap;font-size:.76rem;color:var(--muted);margin-left:auto}
.legend span{display:inline-flex;align-items:center;gap:.35em}
.dot{width:10px;height:10px;border-radius:50%;display:inline-block}
.leaflet-popup-content{margin:.7em .9em;font-family:inherit}
.leaflet-popup-content img{width:200px;border-radius:9px;margin-top:.45em;display:block}
.leaflet-control-layers{border-radius:12px !important;box-shadow:var(--shadow) !important;
  border:1px solid var(--border) !important;font-family:inherit;padding:.3em .1em}
.leaflet-control-layers-expanded{padding:.6em .9em !important}
.leaflet-control-layers label{font-size:.85rem;font-weight:600;margin:.15em 0}
.leaflet-bar a{border-radius:8px}

/* ---------- sheet ---------- */
.sheet{position:fixed;inset:0;z-index:2000;display:flex;align-items:flex-end;justify-content:center}
.sheet-backdrop{position:absolute;inset:0;background:rgba(11,18,32,.5);backdrop-filter:blur(2px)}
.sheet-panel{position:relative;background:var(--surface);width:100%;max-width:580px;max-height:92dvh;
  border-radius:22px 22px 0 0;display:flex;flex-direction:column;box-shadow:var(--shadow-lg);animation:up .22s cubic-bezier(.2,.8,.2,1)}
@keyframes up{from{transform:translateY(100%)}to{transform:translateY(0)}}
.sheet-head{display:flex;align-items:center;padding:1em 1.1em;border-bottom:1px solid var(--border)}
.sheet-head h3{margin:0;flex:1;font-size:1.08rem;font-weight:700}
.sheet-body{padding:1.1em;overflow:auto}
.sheet-body img.full{width:100%;border-radius:13px;border:1px solid var(--border);margin-bottom:.7em}
.kv{display:flex;justify-content:space-between;gap:1em;padding:.4em 0;border-bottom:1px dashed var(--border);font-size:.92rem}
.kv .k{color:var(--muted)}
@media(min-width:580px){.sheet{align-items:center}.sheet-panel{border-radius:22px}}

/* ---------- toast + banners ---------- */
.toast{position:fixed;left:50%;bottom:1.3em;transform:translateX(-50%);background:var(--dark);color:#fff;
  padding:.75em 1.15em;border-radius:12px;font-size:.9rem;z-index:2100;box-shadow:var(--shadow-lg);max-width:90%}
.banner{background:var(--warn-bg);color:var(--warn);border:1px solid #f6dca0;border-radius:12px;
  padding:.7em .9em;font-size:.86rem;margin-bottom:.9em}
.banner.info{background:var(--info-bg);color:var(--accent-d);border-color:#cdd6ff}

/* ---------- cámara guiada ---------- */
.cam{position:fixed;inset:0;z-index:2500;background:#000;overflow:hidden}
.cam-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cam-grid{position:absolute;inset:0;pointer-events:none;background:
  linear-gradient(rgba(255,255,255,.16) 1px,transparent 1px) 0 0/100% 33.333%,
  linear-gradient(90deg,rgba(255,255,255,.16) 1px,transparent 1px) 0 0/33.333% 100%}
.cam-cross{position:absolute;left:50%;top:0;bottom:0;width:2px;transform:translateX(-50%);
  background:rgba(59,91,253,.9);pointer-events:none}
.cam-horizon{position:absolute;left:12%;right:12%;top:50%;height:2px;background:#22d3ee;
  transform:translateY(-50%);transition:transform .05s linear;pointer-events:none;
  box-shadow:0 0 7px rgba(34,211,238,.85)}
.cam-top{position:absolute;top:0;left:0;right:0;display:flex;justify-content:center;gap:.6em;
  padding:calc(env(safe-area-inset-top,0px) + .7em) .7em .7em}
.cam-pill{background:rgba(0,0,0,.55);color:#fff;padding:.32em .75em;border-radius:999px;font-size:.8rem;font-weight:700}
.cam-pill.ok{background:rgba(21,163,74,.9)}
.cam-hint{position:absolute;bottom:128px;left:0;right:0;text-align:center;color:#fff;font-size:.85rem;
  text-shadow:0 1px 3px #000;pointer-events:none;padding:0 1em}
.cam-bottom{position:absolute;bottom:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;
  padding:1em 1.3em calc(env(safe-area-inset-bottom,0px) + 1.1em);gap:1em}
.cam-shoot{width:74px;height:74px;border-radius:50%;border:5px solid #fff;background:rgba(255,255,255,.3);
  cursor:pointer;transition:.15s}
.cam-shoot.ready{background:#22d3ee;box-shadow:0 0 0 5px rgba(34,211,238,.35)}
.cam .btn-outline{background:rgba(255,255,255,.92);border-color:transparent}

/* ---------- botón ubicación en mapa ---------- */
.locate-btn{font-size:17px;text-align:center;line-height:30px;width:30px;height:30px;
  text-decoration:none;background:#fff;display:block}
.locate-btn.loading{opacity:.5}

/* ---------- slots de 3 fotos ---------- */
.slot{display:flex;align-items:center;gap:.7em;padding:.65em 0;border-bottom:1px solid var(--border)}
.slot:last-child{border-bottom:none}
.slot-info{flex:1;min-width:0}
.slot-t{font-weight:600;font-size:.92rem}
.slot-d{font-size:.77rem;color:var(--muted)}
.slot-thumb{width:50px;height:50px;border-radius:10px;object-fit:cover;border:1px solid var(--border);flex:none}
.slot.done .slot-t{color:var(--ok)}
.slot-btn{white-space:nowrap;flex:none}

/* ---------- grilla de fotos (detalle) ---------- */
.photos{display:grid;grid-template-columns:repeat(3,1fr);gap:.5em;margin-bottom:.7em}
.photos .ph{margin:0}
.photos .ph img{width:100%;height:120px;object-fit:cover;border-radius:11px;border:1px solid var(--border);display:block}
.photos .ph figcaption{font-size:.7rem;color:var(--muted);text-align:center;margin-top:.2em}
@media(max-width:420px){.photos .ph img{height:92px}}

/* ---------- caja de análisis IA ---------- */
.ai-box{background:var(--accent-soft);border:1px solid #cdd6ff;border-radius:11px;
  padding:.75em .85em;margin-top:.6em;font-size:.86rem;line-height:1.5}

/* ---------- formulario de ficha ---------- */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:.6em}
.checks{display:flex;flex-wrap:wrap;gap:.35em 1em;padding:.2em 0}
.checks label{display:inline-flex;align-items:center;gap:.35em;font-size:.88rem;font-weight:500;color:var(--txt)}
.checks input{width:auto;margin:0}

/* ---------- barra de ubicación (picker de mapa) ---------- */
.pickbar{display:flex;align-items:center;gap:.6em;padding:.7em 1em;background:var(--surface);border-top:1px solid var(--border)}
.pickbar .spacer{flex:1}

/* ---------- lightbox de fotos ---------- */
.photos .ph img{cursor:zoom-in}
.lightbox{position:fixed;inset:0;z-index:3000;background:rgba(0,0,0,.93);display:flex;align-items:center;justify-content:center;padding:1em}
.lightbox img{max-width:100%;max-height:100%;border-radius:8px;box-shadow:0 10px 40px rgba(0,0,0,.6)}
.lb-close{position:absolute;top:1em;right:1em;background:rgba(255,255,255,.18);color:#fff;border:none;border-radius:50%;width:42px;height:42px;font-size:1.1rem;cursor:pointer}

/* ---------- lightbox con zoom ---------- */
.lightbox img{touch-action:none;user-select:none;transition:transform .05s linear;transform-origin:center center;cursor:grab}
.lightbox img:active{cursor:grabbing}
.lb-ctrl{position:absolute;bottom:1.3em;left:50%;transform:translateX(-50%);display:flex;gap:.4em;background:rgba(0,0,0,.5);padding:.3em;border-radius:999px}
.lb-ctrl button{width:42px;height:42px;border-radius:50%;border:none;background:rgba(255,255,255,.18);color:#fff;font-size:1.25rem;cursor:pointer}

/* ---------- mira central (picker de punto) ---------- */
.mapwrap{position:relative;flex:1;display:flex;min-height:64vh}
.mapwrap .map{flex:1;min-height:64vh}
.crosshair{position:absolute;left:50%;top:50%;width:30px;height:30px;margin:-15px 0 0 -15px;
  border:2px solid #dc2626;border-radius:50%;pointer-events:none;z-index:500;box-shadow:0 0 0 2px rgba(255,255,255,.65)}
.crosshair::after{content:"";position:absolute;left:50%;top:50%;width:6px;height:6px;margin:-3px 0 0 -3px;background:#dc2626;border-radius:50%}

/* ---------- barra de dibujo de polígono ---------- */
.drawbar{position:fixed;left:0;right:0;bottom:0;z-index:2000;display:flex;align-items:center;gap:.5em;
  padding:.75em 1em;background:var(--dark);color:#fff;box-shadow:0 -4px 16px rgba(0,0,0,.28);font-size:.88rem}
.drawbar .spacer{flex:1}
.drawbar .btn-ghost{color:#fff;border:1px solid rgba(255,255,255,.25)}

/* ---------- galería del lightbox ---------- */
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.18);color:#fff;
  border:none;width:46px;height:46px;border-radius:50%;font-size:1.9rem;line-height:1;cursor:pointer;z-index:2}
.lb-prev{left:.6em} .lb-next{right:.6em}
.lb-count{position:absolute;top:1em;left:50%;transform:translateX(-50%);background:rgba(0,0,0,.55);color:#fff;
  padding:.25em .75em;border-radius:999px;font-size:.85rem}

/* ---------- grilla de 3 columnas (telco) ---------- */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:.5em}
.grid3 .field input{padding:.5em}