:root{
  --ink:#18181B;
  --paper:#FFFFFF;
  --paper-2:#F7F8FA;
  --amber:#4F46E5;
  --amber-dark:#4338CA;
  --teal:#4F46E5;
  --line:#E4E4E7;
  --muted:#71717A;
  --radius:14px;
  --font-display:'Inter', sans-serif;
  --font-body:'Inter', sans-serif;
  --font-mono:'JetBrains Mono', monospace;
  --danger:#DC2626;
  --danger-bg:#FEE2E2;
  --ok:#16A34A;
  --ok-bg:#DCFCE7;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.5;
}
a{color:inherit; text-decoration:none;}

/* ---------- Layout general de app ---------- */
.app-shell{display:flex; min-height:100vh;}
.app-sidebar{
  width:240px; flex-shrink:0; background:var(--paper-2); border-right:1px solid var(--line);
  display:flex; flex-direction:column; padding:24px 16px; gap:4px;
}
.app-logo{display:flex; align-items:center; gap:10px; font-family:var(--font-display); font-weight:600; font-size:19px; padding:0 8px 24px;}
.app-logo .logo-mark{width:24px; height:24px; border-radius:7px; background:var(--ink); position:relative; flex-shrink:0;}
.app-logo .logo-mark::after{content:''; position:absolute; inset:7px; border-radius:50%; background:var(--amber);}
.app-nav a{
  display:flex; align-items:center; gap:10px; padding:10px 12px; border-radius:10px;
  font-size:14px; color:var(--muted); font-weight:500;
}
.app-nav a:hover{background:rgba(17,21,28,0.05); color:var(--ink);}
.app-nav a.active{background:var(--ink); color:var(--paper);}
.app-nav-spacer{flex:1;}
.app-sidebar-foot{padding:12px 8px; font-size:12px; color:var(--muted); border-top:1px solid var(--line); margin-top:12px; padding-top:16px;}

.app-main{flex:1; min-width:0; padding:32px 40px;}
@media (max-width:860px){
  .app-shell{flex-direction:column;}
  .app-sidebar{width:100%; flex-direction:row; align-items:center; overflow-x:auto; padding:12px 16px;}
  .app-logo{padding:0 12px 0 0;}
  .app-nav{display:flex; gap:4px;}
  .app-sidebar-foot{display:none;}
  .app-main{padding:20px;}
}

.page-head{display:flex; align-items:flex-end; justify-content:space-between; gap:16px; margin-bottom:28px; flex-wrap:wrap;}
.page-head h1{font-family:var(--font-display); font-size:28px; font-weight:600;}
.page-head p{color:var(--muted); font-size:14px; margin-top:4px;}

/* ---------- Botones / inputs (compartidos con la landing) ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:11px 22px; border-radius:999px; font-size:14px; font-weight:600;
  border:1px solid var(--ink); cursor:pointer; transition:all .15s ease;
  white-space:nowrap; background:transparent; color:var(--ink); font-family:inherit;
}
.btn-primary{background:var(--ink); color:var(--paper);}
.btn-primary:hover{background:var(--amber-dark); border-color:var(--amber-dark);}
.btn-ghost{border-color:var(--line);}
.btn-ghost:hover{border-color:var(--ink);}
.btn-danger{border-color:var(--danger); color:var(--danger);}
.btn-danger:hover{background:var(--danger); color:#fff;}
.btn-sm{padding:7px 14px; font-size:13px;}
.btn:disabled{opacity:.5; cursor:not-allowed;}
.btn-block{width:100%;}

input, select, textarea{
  width:100%; padding:11px 14px; border-radius:10px; border:1px solid var(--line);
  background:#fff; font-family:inherit; font-size:14px; color:var(--ink);
}
input:focus, select:focus, textarea:focus{outline:2px solid var(--teal); outline-offset:1px;}
label{display:block; font-size:13px; font-weight:600; margin-bottom:6px; color:var(--ink);}
.field{margin-bottom:16px;}
.field-hint{font-size:12px; color:var(--muted); margin-top:4px;}

/* ---------- Tarjetas / paneles ---------- */
.card{background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:24px;}
.card + .card{margin-top:20px;}
.stat-grid{display:grid; grid-template-columns:repeat(auto-fit, minmax(160px,1fr)); gap:16px; margin-bottom:28px;}
.stat-card{background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:18px 20px;}
.stat-card .num{font-family:var(--font-display); font-size:30px; font-weight:600;}
.stat-card .lbl{font-size:12.5px; color:var(--muted); margin-top:2px;}

/* ---------- Tablas de leads / equipo ---------- */
table{width:100%; border-collapse:collapse; font-size:14px;}
th{text-align:left; font-size:12px; text-transform:uppercase; letter-spacing:.04em; color:var(--muted); padding:10px 12px; border-bottom:1px solid var(--line);}
td{padding:12px; border-bottom:1px solid var(--line); vertical-align:top;}
tr:last-child td{border-bottom:none;}
.table-wrap{overflow-x:auto;}
.empty-state{text-align:center; padding:48px 20px; color:var(--muted);}
.empty-state h3{font-family:var(--font-display); color:var(--ink); font-size:18px; margin-bottom:8px;}

.badge{display:inline-flex; align-items:center; padding:3px 10px; border-radius:999px; font-size:12px; font-weight:600;}
.badge-ok{background:var(--ok-bg); color:var(--ok);}
.badge-warn{background:#FEF3C7; color:#B45309;}
.badge-muted{background:var(--paper-2); color:var(--muted);}

/* ---------- Auth screens ---------- */
.auth-shell{min-height:100vh; display:flex; align-items:center; justify-content:center; padding:24px;}
.auth-card{width:100%; max-width:400px; background:#fff; border:1px solid var(--line); border-radius:18px; padding:36px;}
.auth-card .app-logo{justify-content:center; padding-bottom:8px;}
.auth-card h1{font-family:var(--font-display); font-size:22px; font-weight:600; text-align:center; margin-bottom:6px;}
.auth-card p.sub{text-align:center; color:var(--muted); font-size:14px; margin-bottom:24px;}
.auth-divider{display:flex; align-items:center; gap:12px; margin:20px 0; color:var(--muted); font-size:12px;}
.auth-divider::before, .auth-divider::after{content:''; flex:1; height:1px; background:var(--line);}
.auth-switch{text-align:center; margin-top:18px; font-size:13.5px; color:var(--muted);}
.auth-switch a{color:var(--teal); font-weight:600;}
.btn-google{
  display:flex; align-items:center; justify-content:center; gap:10px;
  border:1px solid var(--line); border-radius:999px; padding:11px 18px;
  background:#fff; font-weight:600; font-size:14px; width:100%; cursor:pointer;
}
.btn-google:hover{border-color:var(--ink);}
.alert{padding:12px 14px; border-radius:10px; font-size:13.5px; margin-bottom:16px;}
.alert-error{background:var(--danger-bg); color:var(--danger);}
.alert-ok{background:var(--ok-bg); color:var(--ok);}

/* ---------- Modal ---------- */
.modal-overlay{
  position:fixed; inset:0; background:rgba(17,21,28,0.45); display:none;
  align-items:center; justify-content:center; padding:20px; z-index:100;
}
.modal-overlay.open{display:flex;}
.modal{background:#fff; border-radius:18px; max-width:480px; width:100%; padding:28px; max-height:90vh; overflow-y:auto;}
.modal h2{font-family:var(--font-display); font-size:20px; font-weight:600; margin-bottom:18px;}
.modal-foot{display:flex; justify-content:flex-end; gap:10px; margin-top:20px;}

.copy-box{
  background:var(--paper-2); border:1px dashed var(--line); border-radius:10px; padding:14px;
  font-family:var(--font-mono); font-size:13px; word-break:break-all; margin-bottom:10px;
}
.muted{color:var(--muted);}
.flex-between{display:flex; align-items:center; justify-content:space-between; gap:12px;}
.tag-pill{font-family:var(--font-mono); font-size:11px; background:var(--paper-2); padding:2px 8px; border-radius:6px;}