:root{
      --navy:#0F2544;--navy2:#1B3A6B;--blue:#2E75B6;--blue-light:#D6E4F0;
      --green-dark:#1A4A1F;--green:#2D6A4F;
      --accent:#00C9A7;--accent2:#00A688;
      --warn:#F59E0B;--danger:#EF4444;--success:#10B981;
      --bg:#F0F4F8;--white:#FFFFFF;--gray:#64748B;--gray-light:#E2E8F0;
      --text:#1E293B;--text-light:#64748B;
      --radius:16px;--radius-sm:10px;
      --shadow:0 4px 24px rgba(15,37,68,0.12);--shadow-sm:0 2px 8px rgba(15,37,68,0.08);
      --btn:64px;--font:'Segoe UI',system-ui,-apple-system,sans-serif;
    }
    *{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
    body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden}
    .screen{display:none;min-height:100vh;flex-direction:column}
    /* Micro-transición al cambiar de pantalla: solo opacidad (no transform, para no
       romper el position:sticky de la topbar). Sutil y sin costo. */
    .screen.active{display:flex;animation:screenIn .16s ease-out}
    @keyframes screenIn{from{opacity:0}to{opacity:1}}
    /* Feedback táctil en botones sin su propio :active (los que lo definen ganan por especificidad) */
    button{transition:transform .08s ease}
    button:active{transform:scale(.97)}
    /* Skeletons de carga: percepción de velocidad, sin peso ni dependencias */
    .skel-wrap{display:flex;flex-direction:column;gap:8px;padding:2px}
    .skel-card{border:1px solid var(--gray-light);border-radius:12px;background:var(--white);padding:14px;display:flex;flex-direction:column;gap:9px;justify-content:center}
    .skel{position:relative;overflow:hidden;background:var(--gray-light);border-radius:6px}
    .skel::after{content:"";position:absolute;inset:0;transform:translateX(-100%);background:linear-gradient(90deg,transparent,rgba(255,255,255,.65),transparent);animation:skelShine 1.2s infinite}
    .skel-line{height:11px}
    @keyframes skelShine{100%{transform:translateX(100%)}}
    /* Estado vacío con intención */
    .empty-state{text-align:center;padding:40px 20px;color:var(--text-light)}
    .empty-state .ico{font-size:40px;opacity:.55}
    .empty-state .t{font-size:14px;font-weight:700;color:var(--text);margin-top:8px}
    .empty-state .s{font-size:12.5px;margin-top:4px}
    @media (prefers-reduced-motion:reduce){.screen.active,.skel::after{animation:none}}

    /* LOGIN */
    #s-login,#s-registro{background:linear-gradient(160deg,var(--navy) 0%,var(--navy2) 55%,var(--blue) 100%);align-items:center;justify-content:center;padding:32px 20px;overflow-y:auto}
    .login-card{background:rgba(255,255,255,0.07);border:1px solid rgba(255,255,255,0.15);backdrop-filter:blur(20px);border-radius:24px;padding:36px 28px;width:100%;max-width:380px}
    .login-logo{text-align:center;margin-bottom:28px}
    .login-logo img{width:100px;height:100px;object-fit:contain;border-radius:20px;background:white;padding:8px;margin-bottom:12px}
    .login-logo h1{color:white;font-size:26px;font-weight:800;letter-spacing:-0.5px}
    .login-logo p{color:rgba(255,255,255,0.55);font-size:12px;margin-top:4px;text-transform:uppercase;letter-spacing:0.8px}
    .field{margin-bottom:14px}
    .field label{display:block;color:rgba(255,255,255,0.65);font-size:11px;font-weight:700;margin-bottom:6px;text-transform:uppercase;letter-spacing:0.8px}
    .field input{width:100%;height:50px;background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.2);border-radius:var(--radius-sm);color:white;font-size:15px;padding:0 14px;outline:none;transition:border-color .2s}
    .field input:focus{border-color:var(--accent)}
    .field input::placeholder{color:rgba(255,255,255,0.3)}
    .btn-login{width:100%;height:var(--btn);background:linear-gradient(135deg,var(--accent),var(--accent2));border:none;border-radius:var(--radius-sm);color:white;font-size:17px;font-weight:700;cursor:pointer;margin-top:6px;transition:opacity .2s,transform .1s}
    .btn-login:active{opacity:.85;transform:scale(.98)}
    .btn-login:disabled{opacity:.5}
    .login-error{background:rgba(239,68,68,.2);border:1px solid rgba(239,68,68,.4);border-radius:var(--radius-sm);color:#FCA5A5;font-size:13px;padding:10px 14px;margin-bottom:14px;display:none}

    /* TOPBAR */
    .topbar{background:var(--navy);color:white;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(0,0,0,.2)}
    .tbar-left{display:flex;align-items:center;gap:10px}
    .tbar-logo{width:36px;height:36px;object-fit:contain;border-radius:10px;background:white;padding:3px}
    .tbar-title{font-size:17px;font-weight:700}
    .tbar-sub{font-size:11px;color:rgba(255,255,255,.5);margin-top:1px}
    .tbar-right{display:flex;align-items:center;gap:10px}
    .sync-ind{display:flex;align-items:center;gap:5px;font-size:11px;color:rgba(255,255,255,.6)}
    .sync-dot{width:7px;height:7px;border-radius:50%;background:var(--success);animation:pulse 2s infinite}
    .sync-dot.off{background:var(--warn);animation:none}
    @keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
    .btn-icon{width:36px;height:36px;background:rgba(255,255,255,.1);border:none;border-radius:9px;color:white;font-size:17px;cursor:pointer;display:flex;align-items:center;justify-content:center}

    /* OFFLINE BANNER */
    .offline-banner{background:var(--warn);color:#1A1A1A;text-align:center;font-size:12px;font-weight:700;padding:7px;display:none}
    .offline-banner.show{display:block}

    /* TOAST */
    .toast{position:fixed;top:76px;left:50%;transform:translateX(-50%) translateY(-16px);background:var(--navy);color:white;padding:10px 18px;border-radius:40px;font-size:13px;font-weight:600;z-index:500;opacity:0;transition:all .3s;white-space:nowrap}
    .toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
    .toast.success{background:var(--success)}
    .toast.error{background:var(--danger)}
    .toast.warn{background:var(--warn);color:#1A1A1A}

    /* DASHBOARD */
    #s-dash{background:var(--bg)}
    .dash-body{flex:1;padding:16px;overflow-y:auto}
    .welcome-card{background:linear-gradient(135deg,var(--navy),var(--blue));border-radius:var(--radius);padding:20px;color:white;margin-bottom:18px;position:relative;overflow:hidden}
    .welcome-card::after{content:'🌡️';position:absolute;right:16px;top:50%;transform:translateY(-50%);font-size:44px;opacity:.15}
    .welcome-card h2{font-size:20px;font-weight:700}
    .welcome-card p{font-size:13px;color:rgba(255,255,255,.65);margin-top:3px}
    .welcome-card .wdate{font-size:11px;color:rgba(255,255,255,.45);margin-top:6px}

    .sec-title{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:var(--text-light);margin-bottom:10px;margin-top:6px}

    /* NORMATIVA CARD */
    .norm-card{background:linear-gradient(135deg,var(--green-dark),var(--green));border-radius:var(--radius);padding:16px;color:white;margin-bottom:18px;cursor:pointer}
    .norm-card h3{font-size:15px;font-weight:700;margin-bottom:4px}
    .norm-card p{font-size:12px;color:rgba(255,255,255,.7)}
    .norm-chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
    .norm-chip{background:rgba(255,255,255,.15);border-radius:20px;font-size:11px;font-weight:700;padding:4px 10px;color:white}

    /* MODULES */
    .modules-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:18px}
    .mod-card{background:white;border-radius:var(--radius);padding:18px 14px;text-align:center;cursor:pointer;border:2px solid transparent;transition:all .2s;box-shadow:var(--shadow-sm);position:relative}
    .mod-card:active{transform:scale(.97)}
    .mod-card.ulo{border-color:#BFDBFE}
    .mod-card.recep{border-color:#BBF7D0}
    .mod-card.pack{border-color:#FDE68A}
    .mod-card.ger{border-color:#E9D5FF}
    .mod-card.norm{border-color:#D1FAE5;grid-column:span 2}
    .mod-card.huerto{border-color:#A7F3D0}
    .mod-card.plant{border-color:#FBCFE8}
    .mod-card.quim{border-color:#BAE6FD}
    .mod-icon{font-size:30px;margin-bottom:6px;display:block}
    .mod-name{font-size:13px;font-weight:700;color:var(--text)}
    .mod-desc{font-size:11px;color:var(--text-light);margin-top:2px}
    .mod-badge{position:absolute;top:8px;right:8px;background:var(--danger);color:white;font-size:10px;font-weight:700;border-radius:10px;padding:2px 6px}
    /* Lista de planillas PCC: una tarjeta ancha por hoja, cómoda para el dedo en planta
       (misma familia visual que .mod-card.quim). El nombre puede ocupar dos líneas. */
    .ppl-tile{display:flex;align-items:center;gap:14px;width:100%;min-height:72px;padding:14px 16px;margin-bottom:10px;background:white;border:2px solid #BAE6FD;border-radius:var(--radius);box-shadow:var(--shadow-sm);text-align:left;cursor:pointer;font-family:inherit;transition:transform .15s,box-shadow .15s}
    .ppl-tile:active{transform:scale(.98)}
    .ppl-tile-icon{font-size:30px;line-height:1;flex:0 0 auto}
    .ppl-tile-txt{min-width:0;flex:1}
    .ppl-tile-nombre{font-size:15px;font-weight:800;color:var(--navy);line-height:1.25;overflow-wrap:anywhere}
    .ppl-tile-sub{font-size:12px;color:var(--text-light);margin-top:3px}
    .ppl-tile-ir{font-size:20px;color:var(--text-light);flex:0 0 auto}

    /* RECENT */
    .recent-list{display:flex;flex-direction:column;gap:8px}
    .recent-item{background:white;border-radius:var(--radius-sm);padding:12px 14px;display:flex;align-items:center;gap:10px;box-shadow:var(--shadow-sm)}
    .r-icon{width:38px;height:38px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
    .r-icon.ok{background:#D1FAE5}.r-icon.alert{background:#FEE2E2}
    .r-info{flex:1}.r-title{font-size:13px;font-weight:600}.r-meta{font-size:11px;color:var(--text-light);margin-top:2px}
    .r-status{font-size:10px;font-weight:700;padding:3px 9px;border-radius:20px}
    .r-status.ok{background:#D1FAE5;color:#065F46}.r-status.alert{background:#FEE2E2;color:#991B1B}

    /* ULO FORM */
    #s-ulo{background:var(--bg)}
    .step-bar{display:flex;align-items:center;justify-content:center;gap:7px;padding:14px 16px;background:white;border-bottom:1px solid var(--gray-light)}
    .step-dot{width:9px;height:9px;border-radius:50%;background:var(--gray-light);transition:all .3s}
    .step-dot.active{background:var(--blue);transform:scale(1.4)}
    .step-dot.done{background:var(--success)}
    .step-lbl{font-size:11px;color:var(--text-light);font-weight:600}
    .form-body{flex:1;padding:16px;overflow-y:auto;padding-bottom:90px}
    .form-card{background:white;border-radius:var(--radius);padding:20px;margin-bottom:14px;box-shadow:var(--shadow-sm)}
    .form-card h3{font-size:15px;font-weight:700;color:var(--navy);margin-bottom:3px}
    .card-desc{font-size:12px;color:var(--text-light);margin-bottom:16px}

    /* NORMATIVA BADGE EN FORM */
    .norm-badge{display:inline-flex;align-items:center;gap:6px;background:linear-gradient(135deg,var(--green-dark),var(--green));color:white;font-size:11px;font-weight:700;padding:4px 12px;border-radius:20px;margin-bottom:14px}

    .inp-group{margin-bottom:18px}
    .inp-label{font-size:12px;font-weight:700;color:var(--text);margin-bottom:6px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
    .inp-unit{font-size:10px;font-weight:600;color:var(--text-light);background:var(--gray-light);padding:2px 7px;border-radius:20px}
    .range-hint{font-size:10px;color:var(--blue);font-weight:600}
    .big-inp{width:100%;height:68px;border:2px solid var(--gray-light);border-radius:var(--radius-sm);font-size:30px;font-weight:700;text-align:center;color:var(--text);outline:none;transition:border-color .2s;background:var(--bg)}
    .big-inp:focus{border-color:var(--blue);background:white}
    .big-inp.ok{border-color:var(--success);color:var(--success)}
    .big-inp.err{border-color:var(--danger);color:var(--danger)}
    .val-msg{margin-top:5px;font-size:11px;font-weight:600;display:none}
    .val-msg.ok{color:var(--success);display:block}
    .val-msg.err{color:var(--danger);display:block}

    /* CAMERA */
    .cam-zone{border:2px dashed var(--gray-light);border-radius:var(--radius-sm);padding:22px;text-align:center;cursor:pointer;background:var(--bg);position:relative;transition:all .2s}
    .cam-zone.has-photo{border-style:solid;border-color:var(--success);padding:0;overflow:hidden}
    .cam-zone img{width:100%;border-radius:calc(var(--radius-sm) - 2px);display:block}
    .cam-icon{font-size:32px;margin-bottom:6px}
    .cam-text{font-size:13px;font-weight:600;color:var(--text-light)}
    .cam-sub{font-size:11px;color:var(--text-light);margin-top:3px}
    #cam-input{display:none}

    /* VALIDATING OVERLAY */
    .val-overlay{display:none;position:fixed;bottom:90px;left:50%;transform:translateX(-50%);background:var(--navy);color:white;padding:11px 22px;border-radius:40px;font-size:13px;font-weight:600;z-index:200;box-shadow:var(--shadow);align-items:center;gap:9px;white-space:nowrap}
    .val-overlay.show{display:flex}
    .spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,.3);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}
    @keyframes spin{to{transform:rotate(360deg)}}

    /* SIGNATURE */
    .sig-wrap{border:2px solid var(--gray-light);border-radius:var(--radius-sm);overflow:hidden;background:white;position:relative}
    .sig-wrap canvas{display:block;width:100%;height:130px;touch-action:none}
    .sig-lbl{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:12px;color:var(--gray-light);font-weight:600;pointer-events:none;transition:opacity .2s}
    .sig-clear{background:none;border:none;font-size:11px;color:var(--danger);cursor:pointer;padding:7px 14px;font-weight:600;display:block;margin-left:auto}

    /* ACTION BAR */
    .action-bar{position:fixed;bottom:0;left:0;right:0;background:white;padding:14px 16px;padding-bottom:calc(14px + env(safe-area-inset-bottom));border-top:1px solid var(--gray-light);display:flex;gap:10px;z-index:100}
    .btn-back{height:var(--btn);background:var(--bg);border:2px solid var(--gray-light);border-radius:var(--radius-sm);color:var(--text);font-size:15px;font-weight:700;cursor:pointer;padding:0 18px}
    .btn-next{flex:1;height:var(--btn);background:linear-gradient(135deg,var(--blue),var(--navy));border:none;border-radius:var(--radius-sm);color:white;font-size:17px;font-weight:700;cursor:pointer}
    .btn-next:disabled{opacity:.4}
    .btn-save{flex:1;height:var(--btn);background:linear-gradient(135deg,var(--success),#059669);border:none;border-radius:var(--radius-sm);color:white;font-size:17px;font-weight:700;cursor:pointer}

    /* NORMATIVA SCREEN */
    #s-norm{background:var(--bg)}
    .norm-body{flex:1;padding:16px;overflow-y:auto}
    .norm-section{background:white;border-radius:var(--radius);margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-sm)}
    .norm-header{background:linear-gradient(135deg,var(--green-dark),var(--green));padding:16px;cursor:pointer;display:flex;align-items:center;justify-content:space-between}
    .norm-header h3{color:white;font-size:14px;font-weight:700}
    .norm-header .norm-arrow{color:white;font-size:16px;transition:transform .3s}
    .norm-header.open .norm-arrow{transform:rotate(90deg)}
    .norm-items{display:none;padding:14px}
    .norm-items.open{display:block}
    .norm-row{display:flex;align-items:flex-start;gap:10px;padding:10px 0;border-bottom:1px solid var(--gray-light)}
    .norm-row:last-child{border-bottom:none}
    .norm-num{font-size:11px;font-weight:700;color:white;background:var(--blue);border-radius:6px;padding:2px 7px;flex-shrink:0;margin-top:2px}
    .norm-text{font-size:13px;color:var(--text)}
    .norm-text strong{color:var(--navy)}

    /* GERENTE */
    #s-ger{background:var(--bg)}
    .ger-body{flex:1;padding:16px;overflow-y:auto}
    .stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:18px}
    .stat-card{background:white;border-radius:var(--radius-sm);padding:14px 10px;text-align:center;box-shadow:var(--shadow-sm)}
    .stat-n{font-size:26px;font-weight:800;color:var(--navy)}
    .stat-l{font-size:10px;color:var(--text-light);font-weight:600;margin-top:2px}
    .alert-card{background:white;border-radius:var(--radius);overflow:hidden;margin-bottom:9px;box-shadow:var(--shadow-sm);border-left:4px solid var(--danger)}
    .alert-card.ok{border-left-color:var(--success)}
    .alert-head{padding:12px 14px;display:flex;align-items:center;justify-content:space-between}
    .alert-title{font-size:13px;font-weight:700}
    .alert-meta{font-size:11px;color:var(--text-light);margin-top:2px}
    .alert-chip{font-size:10px;font-weight:700;padding:3px 9px;border-radius:20px}
    .alert-chip.danger{background:#FEE2E2;color:#991B1B}
    .alert-chip.ok{background:#D1FAE5;color:#065F46}
    .alert-detail{padding:0 14px 12px;display:flex;gap:14px;flex-wrap:wrap}
    .alert-var{font-size:11px}.alert-var span{font-weight:700;color:var(--navy)}
    .btn-audit{width:100%;height:58px;background:linear-gradient(135deg,#7C3AED,#5B21B6);border:none;border-radius:var(--radius-sm);color:white;font-size:15px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:9px;margin-top:18px}
    .btn-verify{width:100%;height:58px;background:linear-gradient(135deg,#0891B2,#0E7490);border:none;border-radius:var(--radius-sm);color:white;font-size:15px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:9px;margin-top:18px}
    .integrity-badge{display:inline-block;font-size:10px;font-weight:700;padding:3px 9px;border-radius:20px;margin-left:6px}
    .integrity-badge.valid{background:#D1FAE5;color:#065F46}
    .integrity-badge.altered{background:#FEE2E2;color:#991B1B}
    .sf-btn{flex:1;height:56px;border:2px solid var(--gray-light);border-radius:var(--radius-sm);background:var(--bg);color:var(--text-light);font-size:18px;font-weight:800;cursor:pointer;transition:all .2s}
    .sf-btn.active{background:var(--green);color:white;border-color:var(--green)}
    .tc-btn{flex:1;height:56px;border:2px solid var(--gray-light);border-radius:var(--radius-sm);background:var(--bg);color:var(--text-light);font-size:14px;font-weight:700;cursor:pointer;transition:all .2s;padding:0 4px}
    .tc-btn.active{background:var(--navy);color:white;border-color:var(--navy)}
    .foto-pulpa{margin-top:8px}
    .foto-pulpa .foto-req{background:#FEF3C7;border:2px solid var(--warn);border-radius:var(--radius-sm);padding:10px;font-size:12px;color:#92400E;font-weight:700;text-align:center;cursor:pointer}
    .foto-pulpa img{width:100%;border-radius:var(--radius-sm);border:2px solid var(--success);margin-top:6px}

    /* SUCCESS */
    #s-ok{background:linear-gradient(160deg,#065F46,#059669);align-items:center;justify-content:center;text-align:center;padding:40px 24px}
    .ok-icon{font-size:72px;margin-bottom:20px}
    .ok-title{font-size:26px;font-weight:800;color:white;margin-bottom:6px}
    .ok-sub{font-size:15px;color:rgba(255,255,255,.8);margin-bottom:6px}
    .ok-hash{font-family:monospace;font-size:10px;color:rgba(255,255,255,.45);background:rgba(0,0,0,.2);padding:7px 14px;border-radius:8px;margin:14px 0 28px;word-break:break-all}
    .btn-white{height:var(--btn);background:white;border:none;border-radius:var(--radius-sm);color:#065F46;font-size:17px;font-weight:700;cursor:pointer;padding:0 36px}