/* ============================================================
   JOSE ALBERTO AI — Sistema de diseño
   Paleta: violeta #5B2BD6 → azul #4361EE (marca Aconectarme)
   ============================================================ */
:root{
  --primary:#5B2BD6; --accent:#4361EE; --primary-soft:#EFEAFD;
  --ink:#141420; --ink-2:#4A4A5E; --ink-3:#8C8CA3;
  --bg:#F5F6FB; --card:#FFFFFF; --line:#E6E7F0;
  --ok:#0F9D6E; --ok-soft:#E4F7EF; --warn:#B7791F; --warn-soft:#FDF3E2;
  --err:#D5385A; --err-soft:#FDECF0;
  --radius:14px; --shadow:0 8px 28px rgba(20,20,32,.08);
  --grad:linear-gradient(120deg,#5B2BD6,#4361EE);
  --font:'Plus Jakarta Sans',system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--primary);text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;
  font:600 15px var(--font);padding:12px 22px;border-radius:12px;transition:.18s;white-space:nowrap}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(91,43,214,.35)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(91,43,214,.45)}
.btn-ghost{background:transparent;color:var(--ink-2);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
.btn-danger{background:var(--err-soft);color:var(--err)}
.btn-danger:hover{background:var(--err);color:#fff}
.btn-sm{padding:8px 14px;font-size:13px;border-radius:10px}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}
.inline-form{display:inline}

/* ---------- Topbar ---------- */
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:11px;background:var(--grad);
  color:#fff;font-weight:800;font-size:15px;letter-spacing:.5px}
.brand-name{font-weight:800;font-size:16px;color:var(--ink)}
.topnav{display:flex;align-items:center;gap:18px;font-weight:600;font-size:14px}
.topnav a{color:var(--ink-2)}
.topnav a:hover{color:var(--primary)}
.main-content{padding:34px 20px 60px}

/* ---------- Alertas ---------- */
.alert{padding:13px 18px;border-radius:12px;margin:16px 0;font-weight:600;font-size:14px}
.alert-success{background:var(--ok-soft);color:var(--ok)}
.alert-error{background:var(--err-soft);color:var(--err)}

/* ---------- Tarjetas / formularios ---------- */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;margin-bottom:24px}
.card h2{font-size:20px;margin-bottom:6px}
.card-sub{color:var(--ink-3);font-size:14px;margin-bottom:18px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-weight:700;font-size:13.5px}
.field .help{color:var(--ink-3);font-size:12.5px}
input[type=text],input[type=email],input[type=tel],input[type=password],input[type=number],input[type=url],select,textarea{
  font:500 15px var(--font);color:var(--ink);background:#FAFAFE;border:1.5px solid var(--line);
  border-radius:11px;padding:12px 14px;outline:none;transition:.15s;width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(91,43,214,.12)}
input.invalid{border-color:var(--err)}
.req{color:var(--err)}

/* ---------- Auth ---------- */
.auth-body{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:radial-gradient(1000px 500px at 80% -10%,rgba(67,97,238,.18),transparent),
             radial-gradient(800px 500px at 0% 110%,rgba(91,43,214,.14),transparent),var(--bg);padding:30px 16px}
.auth-card{width:100%;max-width:460px;background:#fff;border-radius:20px;box-shadow:var(--shadow);padding:36px}
.auth-card.wide{max-width:640px}
.auth-logo{display:flex;align-items:center;gap:10px;justify-content:center;margin-bottom:8px}
.auth-title{text-align:center;font-size:23px;font-weight:800;margin-bottom:4px}
.auth-sub{text-align:center;color:var(--ink-3);font-size:14px;margin-bottom:22px}
.auth-links{text-align:center;margin-top:18px;font-size:14px;color:var(--ink-3)}
.check{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2)}
.check input{width:auto}

/* ---------- Landing ---------- */
.landing-hero{text-align:center;max-width:760px;margin:0 auto 30px}
.landing-hero h1{font-size:clamp(30px,5vw,48px);line-height:1.15;font-weight:800}
.landing-hero h1 span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.landing-hero p{color:var(--ink-2);font-size:17px;margin:16px 0 26px}
.landing-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.landing-features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:900px;margin:34px auto 0}
.feature{background:#fff;border-radius:16px;box-shadow:var(--shadow);padding:22px;text-align:left}
.feature .fi{font-size:26px}
.feature h3{font-size:15.5px;margin:8px 0 4px}
.feature p{font-size:13.5px;color:var(--ink-3)}

/* ---------- Dashboard ---------- */
.page-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.page-head h1{font-size:26px;font-weight:800}
.tree-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.tree-card{background:#fff;border-radius:16px;box-shadow:var(--shadow);padding:22px;display:flex;flex-direction:column;gap:8px;transition:.18s}
.tree-card:hover{transform:translateY(-3px)}
.tree-card h3{font-size:16.5px}
.tree-card .meta{color:var(--ink-3);font-size:13px}
.badge{display:inline-block;padding:4px 11px;border-radius:99px;font-size:12px;font-weight:700}
.badge-borrador{background:var(--warn-soft);color:var(--warn)}
.badge-en_revision{background:var(--primary-soft);color:var(--primary)}
.badge-finalizado{background:var(--ok-soft);color:var(--ok)}
.badge-pendiente{background:var(--warn-soft);color:var(--warn)}
.badge-pagado{background:var(--ok-soft);color:var(--ok)}
.badge-anulado{background:var(--err-soft);color:var(--err)}
.badge-activo{background:var(--ok-soft);color:var(--ok)}
.badge-suspendido{background:var(--err-soft);color:var(--err)}
.tree-card-actions{display:flex;gap:8px;margin-top:auto;padding-top:10px}
.empty-state{text-align:center;padding:60px 20px;color:var(--ink-3)}
.empty-state .big{font-size:44px}

/* ---------- Tablas ---------- */
.table-scroll{overflow-x:auto;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow)}
table.data{width:100%;border-collapse:collapse;font-size:14px;min-width:720px}
table.data th{background:#FAFAFE;text-align:left;padding:13px 16px;font-size:12.5px;color:var(--ink-3);
  text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--line)}
table.data td{padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:middle}
table.data tr:last-child td{border-bottom:0}
table.data tr:hover td{background:#FAFAFE}
.row-actions{display:flex;gap:6px;flex-wrap:wrap}
.pagination{display:flex;gap:8px;margin-top:18px;flex-wrap:wrap}
.pagination a,.pagination span{padding:8px 14px;border-radius:10px;background:#fff;box-shadow:var(--shadow);font-weight:600;font-size:14px}
.pagination .current{background:var(--grad);color:#fff}

/* ---------- Admin ---------- */
.admin-body{display:flex;min-height:100vh;background:var(--bg)}
.admin-sidebar{width:250px;background:#171728;color:#fff;display:flex;flex-direction:column;padding:22px 16px;gap:22px;flex-shrink:0}
.admin-sidebar .brand-name{color:#fff;font-size:14px}
.admin-nav{display:flex;flex-direction:column;gap:4px}
.admin-nav a{color:#B9B9CE;padding:11px 14px;border-radius:11px;font-weight:600;font-size:14px;transition:.15s}
.admin-nav a:hover{background:rgba(255,255,255,.07);color:#fff}
.admin-nav a.active{background:var(--grad);color:#fff}
.admin-logout{margin-top:auto}
.admin-logout .btn{width:100%;color:#B9B9CE;border-color:#33334A}
.admin-main{flex:1;padding:30px;min-width:0}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:#fff;border-radius:16px;box-shadow:var(--shadow);padding:20px}
.stat-card .label{color:var(--ink-3);font-size:13px;font-weight:600}
.stat-card .value{font-size:28px;font-weight:800;margin-top:4px}
.charts-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:24px}
.chart-box{background:#fff;border-radius:16px;box-shadow:var(--shadow);padding:20px}
.chart-box h3{font-size:15px;margin-bottom:12px}
.activity-list{list-style:none}
.activity-list li{padding:11px 0;border-bottom:1px solid var(--line);font-size:13.5px;display:flex;justify-content:space-between;gap:12px}
.activity-list li:last-child{border-bottom:0}
.activity-list .who{font-weight:700}
.activity-list .when{color:var(--ink-3);white-space:nowrap;font-size:12.5px}
.filter-bar{display:flex;gap:10px;margin-bottom:18px;flex-wrap:wrap}
.filter-bar input{max-width:320px}

/* ---------- Recomendaciones (tarjetas) ---------- */
.reco-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.reco-card{background:#fff;border-radius:16px;box-shadow:var(--shadow);padding:20px;border-top:4px solid transparent;
  border-image:linear-gradient(120deg,#5B2BD6,#4361EE) 1;transition:.18s}
.reco-card:hover{transform:translateY(-3px)}
.reco-card .ri{font-size:26px}
.reco-card h3{font-size:15px;margin:8px 0 6px}
.reco-card p{font-size:13.5px;color:var(--ink-2)}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);padding:22px 0;text-align:center;color:var(--ink-3);font-size:13px;background:#fff}

/* ---------- Errores ---------- */
.error-page{min-height:70vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:12px;padding:30px}
.error-page .code{font-size:70px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Responsive (breakpoints del proyecto: 940px y 700px) ---------- */
@media(max-width:940px){
  .grid-3,.landing-features{grid-template-columns:1fr 1fr}
  .charts-grid{grid-template-columns:1fr}
  .admin-sidebar{width:210px}
}
@media(max-width:700px){
  .grid-2,.grid-3,.landing-features{grid-template-columns:1fr}
  .topbar-inner{height:auto;padding:10px 0;flex-direction:column}
  .topnav{flex-wrap:wrap;justify-content:center;gap:12px}
  .admin-body{flex-direction:column}
  .admin-sidebar{width:100%;flex-direction:row;flex-wrap:wrap;align-items:center;gap:10px}
  .admin-nav{flex-direction:row;flex-wrap:wrap}
  .admin-logout{margin:0}
  .admin-main{padding:18px}
  .card{padding:20px}
  .page-head{flex-direction:column;align-items:flex-start}
}