/* NodeWhatsApp dashboard theme — original dark "navy" admin styling,
   built to sit on top of DataTables + line-awesome + izitoast. */
:root{
  --bg:#12263f; --bg2:#152744; --side:#1a2e4a; --side-active:#22406a;
  --card:#1e3a5c; --card2:#182f4d; --line:#2b456b; --ink:#edf2f9; --muted:#95aac9;
  --primary:#2c7be5; --primary-d:#1a68d1; --danger:#e63757; --success:#00d97e; --warn:#f6c343;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:'Cerebri Sans','Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);font-size:14px;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}
.la{vertical-align:-.05em}

/* Layout */
#side{position:fixed;top:0;left:0;bottom:0;width:250px;background:var(--side);overflow-y:auto;z-index:20;border-right:1px solid rgba(255,255,255,.04)}
#side .brand{padding:22px 24px 16px;font-size:20px;font-weight:700;color:#fff;letter-spacing:.3px}
#side .brand span{color:var(--primary)}
#side h6{color:#6e88ad;font-size:10.5px;font-weight:600;text-transform:uppercase;letter-spacing:.09em;padding:18px 24px 8px;margin:0}
#side a.item{display:flex;align-items:center;gap:12px;padding:9px 24px;color:#c8d6ea;cursor:pointer;border-left:2px solid transparent;font-size:14px}
#side a.item:hover{color:#fff;background:rgba(255,255,255,.03)}
#side a.item.active{color:#fff;background:var(--side-active);border-left-color:var(--primary)}
#side a.item .la{width:20px;text-align:center;font-size:17px;opacity:.85}
#main{margin-left:250px;min-height:100vh;display:flex;flex-direction:column}

/* Top nav */
#topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 28px;background:var(--bg2);border-bottom:1px solid rgba(255,255,255,.05)}
#topbar .actions{display:flex;gap:10px;align-items:center}
.avatar{width:38px;height:38px;border-radius:50%;background:#2b456b;display:flex;align-items:center;justify-content:center;color:#c8d6ea;position:relative;cursor:pointer}
.avatar::after{content:'';position:absolute;right:1px;bottom:1px;width:9px;height:9px;border-radius:50%;background:var(--success);border:2px solid var(--bg2)}

/* Page header */
.page-header{padding:26px 28px 18px}
.header-pretitle{color:#6e88ad;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.09em;margin:0 0 5px}
.header-title{font-size:26px;font-weight:600;margin:0;display:flex;align-items:center;gap:10px}
.header-row{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:12px}
.content{padding:0 28px 28px;flex:1}
.footer{padding:22px;text-align:center;color:#6e88ad;font-size:13px;text-transform:uppercase;letter-spacing:.05em}

/* Cards */
.card{background:var(--card);border:1px solid rgba(255,255,255,.05);border-radius:10px;margin-bottom:22px;box-shadow:0 .3rem .75rem rgba(0,0,0,.15)}
.card-header{padding:16px 22px;border-bottom:1px solid rgba(255,255,255,.06);font-weight:600}
.card-body{padding:20px 22px}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:18px;margin-bottom:22px}
.stat{background:var(--card);border:1px solid rgba(255,255,255,.05);border-radius:10px;padding:18px 20px}
.stat .l{color:var(--muted);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em}
.stat .n{font-size:28px;font-weight:700;margin-top:4px}

/* Forms & buttons */
label{font-size:13px;color:#c8d6ea;margin-bottom:5px;display:block;font-weight:500}
.form-control,input,select,textarea{width:100%;padding:9px 12px;border-radius:7px;border:1px solid #2b456b;background:#12263f;color:var(--ink);font:inherit}
.form-control:focus,input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(44,123,229,.15)}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath fill='%2395aac9' d='M0 0l5 6 5-6z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:30px}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 15px;border-radius:7px;border:1px solid transparent;font:inherit;font-weight:500;cursor:pointer;background:#2b456b;color:#fff;transition:transform .08s,box-shadow .15s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--primary)}.btn-primary:hover{background:var(--primary-d)}
.btn-danger{background:var(--danger)}
.btn-light{background:#2b456b}
.btn-sm{padding:4px 10px;font-size:12.5px}
.btn .la{font-size:16px}

/* Badges / pills */
.badge{display:inline-block;font-size:11px;font-weight:600;padding:3px 9px;border-radius:20px;background:rgba(44,123,229,.18);color:#6ea8f0}
.badge.g{background:rgba(0,217,126,.16);color:#4fe0a8}
.badge.r{background:rgba(230,55,87,.16);color:#f27a90}
.badge.a{background:rgba(246,195,67,.16);color:#f6c343}

/* Modal */
.modal-backdrop{position:fixed;inset:0;background:rgba(3,12,26,.6);display:none;align-items:flex-start;justify-content:center;z-index:60;overflow-y:auto;padding:40px 16px}
.modal-backdrop.show{display:flex}
.modal{background:var(--card);border:1px solid rgba(255,255,255,.08);border-radius:12px;width:100%;max-width:820px;box-shadow:0 1rem 3rem rgba(0,0,0,.4)}
.modal-header{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;border-bottom:1px solid rgba(255,255,255,.06)}
.modal-title{font-size:18px;font-weight:600;display:flex;align-items:center;gap:8px;margin:0}
.modal-close{background:none;border:none;color:var(--muted);font-size:24px;cursor:pointer;line-height:1}
.modal-body{padding:22px}
.modal-footer{padding:16px 22px;border-top:1px solid rgba(255,255,255,.06);display:flex;justify-content:flex-end;gap:10px}
.mb-3{margin-bottom:14px}.mt-3{margin-top:14px}

/* DataTables dark overrides */
.dataTables_wrapper{color:var(--ink);padding-top:4px}
.dataTables_length,.dataTables_filter{margin-bottom:14px;font-size:13px;color:var(--muted)}
.dataTables_filter{text-align:right}
.dataTables_length select,.dataTables_filter input{display:inline-block;width:auto;margin:0 6px;padding:5px 10px}
table.dataTable{width:100%!important;border-collapse:collapse}
table.dataTable thead th{text-align:left;padding:12px 10px;border-bottom:1px solid rgba(255,255,255,.08);color:#6e88ad;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em}
table.dataTable tbody td{padding:12px 10px;border-bottom:1px solid rgba(255,255,255,.05);font-size:13.5px}
table.dataTable.table-striped tbody tr:nth-child(odd){background:rgba(255,255,255,.015)}
table.dataTable tbody tr:hover{background:rgba(44,123,229,.06)}
.dataTables_info{color:var(--muted);font-size:12.5px;padding-top:12px}
.dataTables_paginate{padding-top:10px;text-align:right}
.dataTables_paginate .paginate_button{padding:5px 11px;margin-left:4px;border-radius:6px;background:#22406a;color:#c8d6ea!important;border:none;cursor:pointer}
.dataTables_paginate .paginate_button.current{background:var(--primary);color:#fff!important}
.dataTables_paginate .paginate_button.disabled{opacity:.4}
table.dataTable code{background:#12263f;padding:2px 6px;border-radius:4px;font-size:12px}
.empty{padding:26px;text-align:center;color:var(--muted)}
.msg{font-size:12.5px;color:var(--muted);margin-top:8px}
.bar{height:6px;background:#12263f;border-radius:4px;overflow:hidden}.bar>i{display:block;height:100%;background:var(--primary)}

@media(max-width:820px){#side{transform:translateX(-100%);transition:.2s}#side.open{transform:none}#main{margin-left:0}}

/* ---- Public site / landing ---- */
.pubnav{display:flex;justify-content:space-between;align-items:center;padding:18px 6vw;max-width:1220px;margin:0 auto}
.pubnav .brand{font-size:22px;font-weight:800;cursor:pointer}
.pubnav .brand span{color:var(--primary)}
.pubnav .links{display:flex;gap:10px;align-items:center}
.btn-lg{padding:13px 26px;font-size:16px;border-radius:9px}
.hero{max-width:920px;margin:0 auto;padding:64px 24px 30px;text-align:center}
.hero .eyebrow{display:inline-block;background:rgba(44,123,229,.15);color:#6ea8f0;font-size:12.5px;font-weight:600;padding:6px 14px;border-radius:20px;margin-bottom:22px;letter-spacing:.03em}
.hero h1{font-size:46px;line-height:1.1;margin:0 0 20px;font-weight:800;letter-spacing:-.5px}
.hero h1 span{color:var(--primary)}
.hero p.lead{font-size:18px;color:var(--muted);max-width:640px;margin:0 auto 30px;line-height:1.65}
.hero .cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.codebox{max-width:720px;margin:34px auto 0;background:#0d1d33;border:1px solid var(--line);border-radius:12px;padding:18px 20px;text-align:left;overflow:auto;font-size:13px;line-height:1.6;color:#a9c2e6;white-space:pre}
.section-title{text-align:center;font-size:30px;font-weight:700;margin:56px 0 4px}
.section-sub{text-align:center;color:var(--muted);margin:0 0 6px;font-size:15px}
.features{max-width:1120px;margin:26px auto;padding:14px 5vw 40px;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.feature{background:var(--card);border:1px solid rgba(255,255,255,.05);border-radius:14px;padding:26px}
.feature .fi{width:48px;height:48px;border-radius:12px;background:rgba(44,123,229,.15);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:23px;margin-bottom:15px}
.feature h3{margin:0 0 8px;font-size:17px}
.feature p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
.ctaband{max-width:960px;margin:20px auto 40px;padding:44px 24px;text-align:center;background:linear-gradient(135deg,#1a68d1,#2c7be5);border-radius:18px}
.ctaband h2{margin:0 0 10px;font-size:28px;color:#fff}
.ctaband p{margin:0 0 22px;color:#dbe8fb}
.ctaband .btn{background:#fff;color:#12263f;font-weight:600}
.authpage{max-width:430px;margin:44px auto;padding:0 20px}
.authpage h2{text-transform:none;color:var(--ink);font-size:24px;margin:0 0 4px;letter-spacing:0}
.authpage .switch{text-align:center;margin-top:18px;color:var(--muted);font-size:14px}
.authpage .switch a{cursor:pointer}
.pubfooter{border-top:1px solid rgba(255,255,255,.06);padding:28px;text-align:center;color:#6e88ad;font-size:13px;margin-top:20px}
@media(max-width:600px){.hero h1{font-size:34px}.hero{padding-top:40px}}