:root{
  --bg:#f1f5f9;          /* fondo página */
  --surface:#ffffff;     /* tarjetas / sidebar */
  --surface-2:#f8fafc;   /* zonas suaves */
  --border:#e2e8f0;
  --text:#0f172a;
  --muted:#64748b;
  --primary:#4f46e5;     /* indigo */
  --primary-hover:#4338ca;
  --primary-soft:#eef2ff;
  --success:#16a34a; --success-soft:#dcfce7;
  --danger:#dc2626;  --danger-soft:#fee2e2;
  --warn:#d97706;
  --shadow:0 1px 3px rgba(15,23,42,.08), 0 1px 2px rgba(15,23,42,.04);
  --shadow-lg:0 10px 25px rgba(15,23,42,.10);
  --radius:12px;
}
*{box-sizing:border-box}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
.icon{vertical-align:middle;flex-shrink:0}

/* Layout */
.layout{display:flex;min-height:100vh}
.sidebar{width:248px;background:var(--surface);border-right:1px solid var(--border);
  display:flex;flex-direction:column;flex-shrink:0;position:sticky;top:0;height:100vh}
.brand{padding:20px;font-weight:700;font-size:17px;border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:11px;color:var(--text);flex-shrink:0}
.brand .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#6366f1,#4f46e5);
  color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow)}
.nav{flex:1;min-height:0;overflow-y:auto;padding:14px 12px;display:flex;flex-direction:column;gap:3px}
.nav a{display:flex;align-items:center;gap:12px;padding:10px 14px;color:var(--muted);
  border-radius:10px;font-weight:500}
.nav a:hover{background:var(--surface-2);color:var(--text);text-decoration:none}
.nav a.active{background:var(--primary-soft);color:var(--primary);font-weight:600}
.nav a.active .icon{color:var(--primary)}
.sidebar .foot{padding:14px 18px;border-top:1px solid var(--border);font-size:13px;
  color:var(--muted);display:flex;align-items:center;gap:8px;justify-content:space-between;flex-shrink:0}
.sidebar .foot a{display:inline-flex;align-items:center;gap:5px}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;justify-content:space-between;align-items:center;
  padding:16px 28px;background:var(--surface);border-bottom:1px solid var(--border)}
.topbar h1{font-size:19px;margin:0;font-weight:650}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0}
.hamburger{display:none;background:transparent;border:none;cursor:pointer;
  color:var(--text);padding:6px;border-radius:8px}
.hamburger:hover{background:var(--surface-2)}
.backdrop{display:none}
.content{padding:28px;max-width:1140px;width:100%}

/* Language switch */
.langsw{display:flex;align-items:center;gap:6px;color:var(--muted)}
.langsw .pill{display:inline-flex;gap:4px;background:var(--surface-2);border:1px solid var(--border);
  border-radius:999px;padding:3px}
.langsw a{padding:4px 11px;border-radius:999px;font-size:12.5px;font-weight:600;color:var(--muted)}
.langsw a:hover{text-decoration:none;color:var(--text)}
.langsw a.active{background:var(--primary);color:#fff}

/* Cards / grid */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px;margin-bottom:26px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow);display:flex;align-items:center;gap:16px}
.card .cardicon{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;
  justify-content:center;background:var(--primary-soft);color:var(--primary);flex-shrink:0}
a.card{text-decoration:none;color:inherit;transition:transform .12s,box-shadow .12s}
a.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.card .num{font-size:26px;font-weight:700;line-height:1.1}
.card .lbl{color:var(--muted);font-size:13px;margin-top:2px}
.card.ok .cardicon{background:var(--success-soft);color:var(--success)}
.card.err .cardicon{background:var(--danger-soft);color:var(--danger)}

/* Tables */
.table-wrap{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse}
th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:14px}
th{background:var(--surface-2);color:var(--muted);font-weight:600;font-size:12px;
  text-transform:uppercase;letter-spacing:.04em}
tr:last-child td{border-bottom:none}
tbody tr{transition:background .12s}
tbody tr:hover td{background:var(--surface-2)}
code{background:var(--surface-2);border:1px solid var(--border);border-radius:6px;
  padding:1px 7px;font-size:13px;color:var(--text)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:9px;
  border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;
  font-size:14px;font-family:inherit;font-weight:500;box-shadow:var(--shadow);transition:all .12s}
.btn:hover{background:var(--surface-2);text-decoration:none;transform:translateY(-1px)}
.btn .icon{width:16px;height:16px}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn.primary:hover{background:var(--primary-hover)}
.btn.danger{background:var(--surface);border-color:var(--danger);color:var(--danger);box-shadow:none}
.btn.danger:hover{background:var(--danger);color:#fff}
.btn.sm{padding:6px 11px;font-size:13px}
.btn.sm .icon{width:15px;height:15px}
.btn.ghost{box-shadow:none;background:transparent;border-color:transparent;color:var(--muted)}
.btn.ghost:hover{background:var(--surface-2);color:var(--text)}
.btn-row{display:flex;gap:10px;margin:0 0 20px;flex-wrap:wrap;align-items:center}

/* Forms */
.field{margin-bottom:18px}
.field label{display:block;margin-bottom:7px;color:var(--text);font-size:13px;font-weight:600}
input[type=text],input[type=password],input[type=number],select,textarea{
  width:100%;padding:10px 13px;background:var(--surface);border:1px solid var(--border);
  border-radius:9px;color:var(--text);font-size:14px;font-family:inherit;transition:border .12s,box-shadow .12s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);
  box-shadow:0 0 0 3px var(--primary-soft)}
.hint{color:var(--muted);font-size:12.5px;margin-top:5px}
.form-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px;max-width:560px;box-shadow:var(--shadow)}

/* Flash */
.flash{padding:12px 16px;border-radius:10px;margin-bottom:18px;border:1px solid;
  display:flex;align-items:center;gap:9px;font-weight:500}
.flash.ok{background:var(--success-soft);border-color:#86efac;color:#15803d}
.flash.error{background:var(--danger-soft);border-color:#fca5a5;color:#b91c1c}

/* Badges */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 11px;border-radius:999px;
  font-size:12px;font-weight:600}
.badge.ok{background:var(--success-soft);color:#15803d}
.badge.err{background:var(--danger-soft);color:#b91c1c}
.badge.on{background:var(--primary-soft);color:var(--primary)}
.badge .icon{width:13px;height:13px}

/* Login */
.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;
  background:linear-gradient(135deg,#eef2ff 0%,#f1f5f9 55%,#e0e7ff 100%)}
.login-box{background:var(--surface);border:1px solid var(--border);border-radius:18px;
  padding:38px;width:100%;max-width:390px;box-shadow:var(--shadow-lg)}
.login-box .logo{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,#6366f1,#4f46e5);
  color:#fff;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:var(--shadow)}
.login-box h1{margin:0 0 4px;font-size:22px;text-align:center}
.login-box .sub{color:var(--muted);margin-bottom:24px;font-size:14px;text-align:center}

/* Debug console (claro) */
.console{background:#0f172a08;background:var(--surface-2);border:1px solid var(--border);
  border-radius:10px;padding:14px 16px;
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;font-size:12.5px;
  line-height:1.5;height:440px;overflow-y:auto;white-space:pre-wrap;word-break:break-word;color:#334155}
.console .accept{color:var(--success);font-weight:600}
.console .reject{color:var(--danger);font-weight:600}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.muted{color:var(--muted)}
.attr-row{display:grid;grid-template-columns:1fr 90px 1fr 42px;gap:8px;margin-bottom:8px}
.section-title{margin:24px 0 12px;font-size:15px;color:var(--text);font-weight:650;
  display:flex;align-items:center;gap:8px}
.page-actions{display:flex;align-items:center;gap:10px;margin-bottom:20px;flex-wrap:wrap}
.spacer{margin-left:auto}

@media(max-width:860px){
  .row2{grid-template-columns:1fr}
  .hamburger{display:inline-flex}
  .sidebar{position:fixed;top:0;left:0;height:100vh;width:250px;z-index:50;
    transform:translateX(-100%);transition:transform .22s ease;box-shadow:var(--shadow-lg)}
  body.nav-open .sidebar{transform:translateX(0)}
  body.nav-open .backdrop{display:block;position:fixed;inset:0;
    background:rgba(15,23,42,.45);z-index:40}
  .content{padding:18px}
  .topbar{padding:13px 16px}
  .grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px}
  table{font-size:13px}
  th,td{padding:9px 10px}
}