:root{
  --ocean-dark:#1b5e75; --ocean-mid:#2d8aa3; --ocean-light:#5ba8c7; --ocean-pale:#d4e9f3;
  --sand:#d4b8a3; --terra:#c67c6f; --rust:#a65c52; --green:#4a9b8e;
  --white:#fff; --off:#f8f9fa; --charcoal:#333; --gray:#a0a2a5; --line:#e6e9ec;
  --ok:#27ae60; --warn:#f39c12; --err:#e74c3c; --info:#3498db;
  --radius:10px; --shadow:0 4px 6px rgba(0,0,0,.08); --shadow-lg:0 12px 24px rgba(0,0,0,.12);
  --font:'Helvetica Neue',Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--font);color:var(--charcoal);background:var(--off);line-height:1.5}
a{color:var(--ocean-mid);text-decoration:none}a:hover{text-decoration:underline}

/* Header */
.topbar{background:linear-gradient(135deg,var(--ocean-dark),var(--ocean-mid));color:#fff;box-shadow:var(--shadow);position:sticky;top:0;z-index:50}
.topbar-in{max-width:1400px;margin:0 auto;display:flex;align-items:center;gap:16px;padding:12px 24px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:18px}
.brand img{height:34px;width:auto;border-radius:6px;background:#fff;padding:2px}
.brand-txt{display:flex;flex-direction:column;line-height:1.25}
.brand-version{font-size:11px;font-weight:400;opacity:.75}
.nav{display:flex;gap:6px;flex-wrap:wrap;margin-left:auto;align-items:center}
.nav a{color:#eaf6fb;padding:8px 14px;border-radius:8px;font-size:14px;font-weight:500}
.nav a:hover{background:rgba(255,255,255,.15);text-decoration:none}
.nav a.active{background:rgba(255,255,255,.22);color:#fff}
.nav .who{color:#cfe8f2;font-size:13px;padding:8px 6px}
.nav .logout{background:var(--terra)}
.nav .logout:hover{background:var(--rust)}

/* Tab bar iOS + hoja "Más" (ocultos en escritorio) */
.tabbar{display:none}
.moresheet-backdrop{display:none}

/* Layout */
.wrap{max-width:1400px;margin:0 auto;padding:28px 24px}
h1{font-size:30px;margin:0 0 4px}h2{font-size:22px;margin:28px 0 14px;color:var(--ocean-dark)}
.sub{color:var(--gray);margin:0 0 20px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:20px}
.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}

/* Tablas */
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--ocean-pale);color:var(--ocean-dark);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em}
tr:hover td{background:#fafcfd}
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line)}

/* Badges */
.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600}
.b-ok{background:#e8f8ef;color:var(--ok)}.b-admin{background:var(--ocean-dark);color:#fff}
.b-lector{background:var(--ocean-pale);color:var(--ocean-dark)}.b-off{background:#fdecea;color:var(--err)}
.cat-h{display:flex;align-items:center;gap:10px;margin:26px 0 10px;color:var(--ocean-dark);font-size:18px;font-weight:700;border-left:4px solid var(--terra);padding-left:12px}

/* Botones */
.btn{display:inline-block;border:0;cursor:pointer;font-family:inherit;font-size:14px;font-weight:600;padding:9px 16px;border-radius:8px;background:var(--ocean-dark);color:#fff;transition:.2s}
.btn:hover{background:var(--ocean-mid);text-decoration:none}
.btn-sm{padding:5px 10px;font-size:13px}
.btn-out{background:transparent;border:1px solid var(--ocean-dark);color:var(--ocean-dark)}
.btn-terra{background:var(--terra)}.btn-terra:hover{background:var(--rust)}
.btn-danger{background:var(--err)}.btn-gray{background:var(--gray)}
.pw{font-family:ui-monospace,Menlo,Consolas,monospace;background:var(--off);padding:3px 8px;border-radius:6px;border:1px solid var(--line)}
.muted{color:var(--gray);font-size:13px}.mono{font-family:ui-monospace,Menlo,Consolas,monospace}

/* Forms */
label{display:block;font-weight:600;font-size:13px;margin:12px 0 5px;color:var(--charcoal)}
input,select,textarea{width:100%;padding:9px 12px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:14px}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--ocean-dark);box-shadow:0 0 0 3px var(--ocean-pale)}
.row{display:flex;gap:14px;flex-wrap:wrap}.row>div{flex:1;min-width:220px}
.inline{display:inline}

/* Login */
.login-bg{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--ocean-dark),var(--ocean-mid))}
.login-card{background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);padding:38px;width:100%;max-width:380px}
.login-card h1{font-size:22px;text-align:center;color:var(--ocean-dark)}
.login-card .logo{text-align:center;font-size:34px;margin-bottom:6px}
.alert{padding:10px 14px;border-radius:8px;font-size:14px;margin:14px 0}
.alert-err{background:#fdecea;color:var(--err);border:1px solid #f5c6c2}
.foot{color:var(--gray);font-size:12px;text-align:center;margin-top:36px;padding:18px}
.hoja :is(h1,h2,h3){color:var(--ocean-dark)}.hoja pre{background:#0f2730;color:#d4e9f3;padding:14px;border-radius:8px;overflow:auto}
.hoja code{background:var(--off);padding:2px 5px;border-radius:4px}.hoja table{margin:10px 0}

/* ===== Responsive móvil: tab bar inferior estilo iOS ===== */
@media (max-width: 768px){
  .topbar .nav{display:none}                 /* ocultar nav superior en móvil */
  .topbar-in{padding:10px 16px}
  .wrap{padding:18px 14px calc(76px + env(safe-area-inset-bottom))}  /* hueco para el tab bar */
  table{font-size:13px}

  .tabbar{
    display:flex; position:fixed; left:0; right:0; bottom:0; z-index:100;
    background:rgba(255,255,255,.92); -webkit-backdrop-filter:blur(14px); backdrop-filter:blur(14px);
    border-top:1px solid var(--line);
    padding:6px 4px calc(4px + env(safe-area-inset-bottom));
    justify-content:space-around; align-items:stretch;
  }
  .tabbar a, .tabbar .more-btn{
    flex:1; display:flex; flex-direction:column; align-items:center; gap:2px;
    background:none; border:0; cursor:pointer; text-decoration:none;
    color:var(--gray); font-size:10px; font-weight:600; font-family:inherit; padding:4px 2px;
  }
  .tabbar a:hover{text-decoration:none}
  .tabbar .ico{font-size:22px; line-height:1}
  .tabbar a.active{color:var(--ocean-dark)}

  /* hoja "Más" deslizable desde abajo */
  .moresheet-backdrop{
    display:block; position:fixed; inset:0; z-index:110;
    background:rgba(0,0,0,.4); opacity:0; pointer-events:none; transition:opacity .2s;
  }
  .moresheet-backdrop.open{opacity:1; pointer-events:auto}
  .moresheet-panel{
    position:absolute; left:0; right:0; bottom:0;
    background:#fff; border-radius:18px 18px 0 0; padding:8px 14px calc(18px + env(safe-area-inset-bottom));
    transform:translateY(100%); transition:transform .25s ease; max-height:80vh; overflow-y:auto;
  }
  .moresheet-backdrop.open .moresheet-panel{transform:translateY(0)}
  .moresheet-grip{width:40px;height:4px;border-radius:2px;background:var(--line);margin:8px auto 12px}
  .moresheet-panel a{
    display:block; padding:14px 10px; border-bottom:1px solid var(--line);
    color:var(--charcoal); font-size:16px; font-weight:500; text-decoration:none;
  }
  .moresheet-panel a.active{color:var(--ocean-dark); font-weight:700}
  .moresheet-panel a:last-child{border-bottom:0}
  .moresheet-panel a.ms-logout{color:var(--terra); margin-top:4px}
}