:root{
  --doho-blue:#1e3a8a;
  --doho-blue-dark:#172554;
  --doho-red:#dc2626;
  --gray-50:#f8fafc;
  --gray-100:#f1f5f9;
  --gray-200:#e2e8f0;
  --gray-400:#94a3b8;
  --gray-600:#475569;
  --gray-800:#1f2937;
  --green:#10b981;
  --amber:#f59e0b;
  --shadow:0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--gray-800);background:var(--gray-50);min-height:100vh}
a{color:var(--doho-blue);text-decoration:none}
a:hover{text-decoration:underline}

/* Layout */
body{display:flex}
.sidebar{width:240px;min-height:100vh;background:var(--doho-blue-dark);color:#fff;display:flex;flex-direction:column;position:sticky;top:0}
.brand{display:flex;gap:12px;align-items:center;padding:18px 16px;border-bottom:1px solid rgba(255,255,255,.1)}
.brand img{width:42px;height:42px;border-radius:50%;object-fit:cover;background:#fff}
.brand-name{font-weight:700;font-size:16px;line-height:1.2}
.brand-sub{font-size:12px;opacity:.7}
.sidebar nav{flex:1;display:flex;flex-direction:column;padding:8px 0}
.sidebar nav a{color:#dbeafe;padding:11px 18px;font-size:14px;border-left:3px solid transparent}
.sidebar nav a:hover{background:rgba(255,255,255,.06);text-decoration:none}
.sidebar nav a.active{background:rgba(255,255,255,.1);border-left-color:var(--doho-red);color:#fff;font-weight:600}
.sidebar-footer{border-top:1px solid rgba(255,255,255,.1);padding:14px 16px;font-size:13px}
.user-chip{margin-bottom:8px}
.user-chip span{display:block;font-weight:600}
.user-chip small{opacity:.6}
.btn-link{background:none;border:none;color:#dbeafe;cursor:pointer;padding:0;font:inherit}
.btn-link:hover{color:#fff;text-decoration:underline}

.content{flex:1;padding:32px 40px;min-width:0}
.content--auth{display:flex;align-items:center;justify-content:center;padding:0;min-height:100vh;width:100%}
.page{max-width:1100px;margin:0 auto}
.page-header h1{margin:0 0 4px;font-size:26px;color:var(--doho-blue-dark)}
.muted{color:var(--gray-600);margin:0}

/* Auth */
.auth-bg{background:linear-gradient(135deg,var(--doho-blue) 0%,var(--doho-blue-dark) 100%);min-height:100vh}
.auth-card{background:#fff;padding:36px 32px;border-radius:14px;box-shadow:0 12px 40px rgba(0,0,0,.25);width:100%;max-width:380px;text-align:center}
.auth-logo{width:88px;height:88px;border-radius:50%;object-fit:cover;margin:-72px auto 14px;background:#fff;box-shadow:var(--shadow);display:block;border:4px solid #fff}
.auth-card h1{margin:6px 0 4px;color:var(--doho-blue-dark);font-size:22px}
.auth-sub{color:var(--gray-600);margin:0 0 20px;font-size:14px}
.auth-form{display:flex;flex-direction:column;gap:14px;text-align:left}
.auth-form label{font-size:13px;color:var(--gray-600);font-weight:600;display:flex;flex-direction:column;gap:6px}
.auth-form input{padding:11px 12px;border:1px solid var(--gray-200);border-radius:8px;font-size:15px}
.auth-form input:focus{outline:none;border-color:var(--doho-blue);box-shadow:0 0 0 3px rgba(30,58,138,.15)}
.auth-link{margin-top:14px;font-size:13px}

/* Buttons */
.btn{display:inline-block;padding:10px 18px;border-radius:8px;font-size:14px;font-weight:600;border:none;cursor:pointer;text-decoration:none;transition:all .15s}
.btn-primary{background:var(--doho-blue);color:#fff}
.btn-primary:hover{background:var(--doho-blue-dark);text-decoration:none}
.btn-danger{background:var(--doho-red);color:#fff}
.btn-ghost{background:transparent;color:var(--doho-blue);border:1px solid var(--gray-200)}

/* Cards/forms */
.card,.form-card{background:#fff;padding:22px 24px;border-radius:10px;box-shadow:var(--shadow);margin-bottom:20px}
.form-card{display:flex;flex-direction:column;gap:14px;max-width:480px}
.form-card label{font-size:13px;color:var(--gray-600);font-weight:600;display:flex;flex-direction:column;gap:6px}
.form-card input,.form-card select,.form-card textarea{padding:9px 11px;border:1px solid var(--gray-200);border-radius:6px;font-size:14px}

/* Alerts */
.alert{padding:11px 14px;border-radius:8px;margin:8px 0 16px;font-size:14px;text-align:left}
.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}
.alert-info{background:#dbeafe;color:#1e3a8a;border:1px solid #bfdbfe}
.alert-success{background:#d1fae5;color:#065f46;border:1px solid #a7f3d0}

/* KPIs */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin:24px 0}
.kpi{background:#fff;padding:18px 22px;border-radius:10px;box-shadow:var(--shadow);border-left:4px solid var(--doho-blue)}
.kpi-num{font-size:32px;font-weight:700;color:var(--doho-blue-dark);line-height:1}
.kpi-label{color:var(--gray-600);font-size:13px;margin-top:4px}

.todo-list{margin:0;padding:0;list-style:none}
.todo-list li{padding:9px 0;border-bottom:1px solid var(--gray-100);font-size:14px}
.todo-list li:last-child{border-bottom:none}

/* Tablas */
table{width:100%;border-collapse:collapse;background:#fff;box-shadow:var(--shadow);border-radius:10px;overflow:hidden}
th,td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--gray-100);font-size:14px}
th{background:var(--gray-50);font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:var(--gray-600)}
tr:last-child td{border-bottom:none}
tr:hover td{background:var(--gray-50)}

/* ==== Topbar móvil (oculto en escritorio) ==== */
.topbar{display:none}
.menu-backdrop{display:none}
.install-btn{position:fixed;bottom:18px;right:18px;background:var(--doho-blue);color:#fff;border:none;padding:11px 18px;border-radius:99px;font-weight:700;cursor:pointer;box-shadow:0 4px 14px rgba(30,58,138,.4);font-size:14px;z-index:90}
.install-btn:hover{background:var(--doho-blue-dark)}

/* ==== Móvil ==== */
@media (max-width: 800px){
  body{flex-direction:column}

  /* Topbar fija arriba con botón hamburguesa */
  .topbar{display:flex;align-items:center;gap:14px;background:var(--doho-blue-dark);color:#fff;padding:env(safe-area-inset-top,0) 14px 0;height:calc(56px + env(safe-area-inset-top,0));position:sticky;top:0;z-index:50;box-shadow:0 2px 8px rgba(0,0,0,.18)}
  .topbar-logo{width:34px;height:34px;border-radius:50%;background:#fff}
  .topbar-title{flex:1;font-weight:700;font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .topbar-icon{color:#dbeafe;font-size:20px;text-decoration:none;padding:6px}
  .menu-toggle{background:transparent;border:none;width:40px;height:40px;cursor:pointer;padding:8px;display:flex;flex-direction:column;justify-content:space-around}
  .menu-toggle span{display:block;height:3px;background:#fff;border-radius:2px;transition:.2s}
  body.menu-open .menu-toggle span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
  body.menu-open .menu-toggle span:nth-child(2){opacity:0}
  body.menu-open .menu-toggle span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

  /* Sidebar como menú lateral deslizable */
  .sidebar{position:fixed;top:0;left:0;height:100vh;width:78%;max-width:300px;z-index:60;transform:translateX(-100%);transition:transform .25s ease;overflow-y:auto;padding-top:env(safe-area-inset-top,0)}
  body.menu-open .sidebar{transform:translateX(0)}
  .sidebar nav{flex-direction:column;padding:8px 0}
  .sidebar nav a{padding:14px 18px;font-size:15px}

  .menu-backdrop{display:block;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:55;opacity:0;pointer-events:none;transition:opacity .2s}
  body.menu-open .menu-backdrop{opacity:1;pointer-events:auto}

  .content{padding:18px 14px;width:100%;min-height:calc(100vh - 56px)}
  .content--auth{padding:0;min-height:100vh}
  .page{max-width:100%}

  /* Tablas con scroll horizontal en móvil */
  table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap}
  table th,table td{font-size:13px;padding:9px 10px}

  .page-header h1{font-size:20px}
  .kpi-num{font-size:24px}
  .auth-card{margin:20px;padding:28px 22px}
  .auth-logo{width:72px;height:72px;margin:-58px auto 12px}

  /* Botones full-width en barras de acciones */
  .actions{flex-direction:column;align-items:stretch}
  .actions .btn,.actions form,.actions form button{width:100%}

  /* Modales móvil */
  .modal-aviso{padding:18px;width:96vw}

  .install-btn{bottom:14px;right:14px;left:14px;width:auto}
}

/* PWA standalone: ocultar topbar redundante porque ya estamos en pantalla completa */
@media all and (display-mode: standalone){
  body{padding-top:env(safe-area-inset-top,0)}
}