/* ============================================================
   Design tokens
   ============================================================ */
:root{
  --bg:#F6F4EF;
  --surface:#FFFFFF;
  --ink:#1B1F1D;
  --muted:#6B7570;
  --border:#E4E0D6;
  --accent:#0F6B4C;
  --accent-dark:#0B4F38;
  --accent-soft:#E4F1EA;
  --danger:#B3261E;
  --danger-soft:#FBE9E7;
  --warning:#8A5A00;
  --warning-soft:#FBF0DC;
  --sidebar:#14171A;
  --sidebar-ink:#D8DBD8;
  --sidebar-active:#1F2A24;
  --radius:10px;
  --shadow:0 1px 2px rgba(20,20,16,0.06);
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:15px;
  line-height:1.5;
}
h1,h2,h3,h4{
  font-weight:700;
  letter-spacing:-0.01em;
  margin:0 0 4px;
}
a{color:var(--accent);text-decoration:none;}
a:hover{text-decoration:underline;}
code, .mono{
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  font-size:0.92em;
}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

/* ============================================================
   Auth pages (login / register)
   ============================================================ */
.auth-wrap{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
}
.auth-card{
  width:100%;
  max-width:400px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:32px;
  box-shadow:var(--shadow);
}
.auth-card h1{font-size:22px;margin-bottom:2px;}
.auth-card .sub{color:var(--muted);font-size:13.5px;margin-bottom:22px;}
.brand-mark{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:700;font-size:15px;margin-bottom:28px;color:var(--ink);
}
.brand-dot{width:10px;height:10px;border-radius:3px;background:var(--accent);display:inline-block;}
.brand-logo-img{height:28px;width:auto;max-width:140px;object-fit:contain;vertical-align:middle;}

/* ============================================================
   App shell (sidebar + content)
   ============================================================ */
.shell{display:flex;min-height:100vh;}
.sidebar{
  width:230px;
  flex-shrink:0;
  background:var(--sidebar);
  color:var(--sidebar-ink);
  display:flex;
  flex-direction:column;
  padding:18px 12px;
}
.sidebar .brand-mark{color:#fff;padding:0 8px;margin-bottom:24px;}
.sidebar nav{display:flex;flex-direction:column;gap:2px;}
.sidebar nav a{
  color:var(--sidebar-ink);
  padding:9px 12px;
  border-radius:8px;
  font-size:14px;
  font-weight:500;
}
.sidebar nav a:hover{background:var(--sidebar-active);text-decoration:none;}
.sidebar nav a.active{background:var(--accent);color:#fff;}
.sidebar .nav-section{
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.06em;
  color:#7C857F;
  margin:16px 12px 4px;
}
.sidebar .sidebar-foot{margin-top:auto;padding:10px 12px;font-size:12.5px;color:#8B928D;}
.sidebar .sidebar-foot a{color:var(--sidebar-ink);}

.content{flex:1;min-width:0;}
.page{padding:28px;max-width:1100px;}
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 28px;border-bottom:1px solid var(--border);background:var(--surface);
}
.topbar .who{font-size:13.5px;color:var(--muted);}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;margin-right:10px;}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px;}
.sidebar-backdrop{display:none;}

@media (max-width:880px){
  .nav-toggle{display:inline-flex;flex-direction:column;}
  .sidebar{
    position:fixed;top:0;left:0;height:100vh;z-index:100;
    transform:translateX(-100%);transition:transform .22s ease;
  }
  .sidebar.open{transform:translateX(0);}
  .sidebar-backdrop{
    display:block;position:fixed;inset:0;background:rgba(10,12,11,0.45);
    z-index:99;opacity:0;pointer-events:none;transition:opacity .22s ease;
  }
  .sidebar-backdrop.open{opacity:1;pointer-events:auto;}
  .topbar{padding:12px 16px;}
  .page{padding:18px;}
}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:20px;flex-wrap:wrap;gap:10px;}
.page-head p{color:var(--muted);margin:4px 0 0;font-size:13.5px;}

/* ============================================================
   Components
   ============================================================ */
.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
  box-shadow:var(--shadow);
}
.card + .card{margin-top:16px;}
.grid{display:grid;gap:16px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:800px){.grid-3,.grid-2{grid-template-columns:1fr;}}

.stat{padding:18px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);}
.stat .num{font-size:26px;font-weight:700;}
.stat .label{color:var(--muted);font-size:12.5px;text-transform:uppercase;letter-spacing:.04em;margin-top:2px;}

table{width:100%;border-collapse:collapse;font-size:14px;}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border);}
th{color:var(--muted);font-weight:600;font-size:12.5px;text-transform:uppercase;letter-spacing:.03em;}
tr:last-child td{border-bottom:none;}
.table-wrap{overflow-x:auto;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:9px 16px;border-radius:8px;border:1px solid transparent;
  font-size:14px;font-weight:600;cursor:pointer;background:var(--accent);color:#fff;
}
.btn:hover{background:var(--accent-dark);text-decoration:none;}
.btn-outline{background:transparent;border-color:var(--border);color:var(--ink);}
.btn-outline:hover{background:var(--bg);}
.btn-danger{background:var(--danger);}
.btn-danger:hover{background:#8f1f19;}
.btn-sm{padding:6px 11px;font-size:13px;}
.btn-block{width:100%;}
button.linklike{background:none;border:none;color:var(--accent);cursor:pointer;font-size:inherit;padding:0;}

.form-group{margin-bottom:16px;}
label{display:block;font-size:13.5px;font-weight:600;margin-bottom:5px;}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=tel],input[type=date],input[type=datetime-local],select,textarea{
  width:100%;padding:9px 11px;border:1px solid var(--border);border-radius:8px;
  font-size:14px;background:var(--surface);color:var(--ink);font-family:inherit;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);}
.hint{font-size:12.5px;color:var(--muted);margin-top:4px;}

.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:99px;font-size:12px;font-weight:600;}
.badge-green{background:var(--accent-soft);color:var(--accent-dark);}
.badge-red{background:var(--danger-soft);color:var(--danger);}
.badge-amber{background:var(--warning-soft);color:var(--warning);}
.badge-grey{background:#EDEBE4;color:var(--muted);}
.dot{width:7px;height:7px;border-radius:50%;display:inline-block;}

.alert{padding:12px 14px;border-radius:8px;font-size:13.5px;margin-bottom:14px;border:1px solid transparent;}
.alert-success{background:var(--accent-soft);color:var(--accent-dark);border-color:#BFE2D0;}
.alert-error{background:var(--danger-soft);color:var(--danger);border-color:#F2C7C2;}
.alert-info{background:#EAF1F6;color:#2E5A73;border-color:#C9DEE8;}

.empty{
  text-align:center;padding:48px 20px;color:var(--muted);
  border:1px dashed var(--border);border-radius:var(--radius);
}
.empty h3{color:var(--ink);margin-bottom:6px;}

.qr-box{
  display:flex;align-items:center;justify-content:center;
  width:220px;height:220px;border:1px solid var(--border);border-radius:var(--radius);
  background:#fff;margin:0 auto;
}
.qr-box img{max-width:100%;max-height:100%;}

.kv{display:grid;grid-template-columns:140px 1fr;gap:6px 14px;font-size:14px;}
.kv dt{color:var(--muted);}
.kv dd{margin:0;}

.copy-row{display:flex;gap:8px;align-items:center;}
.copy-row .mono{flex:1;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:9px 11px;word-break:break-all;}

.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;}
.plan-card{border:1px solid var(--border);border-radius:var(--radius);padding:20px;background:var(--surface);}
.plan-card.current{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);}
.plan-card .price{font-size:24px;font-weight:700;margin:6px 0 14px;}
.plan-card ul{list-style:none;padding:0;margin:0 0 16px;font-size:13.5px;color:var(--muted);}
.plan-card li{padding:4px 0;}