/* ===== design tokens lifted from the live OpenWA dashboard stylesheet ===== */
:root{
  --primary:#25d366; --primary-text:#167c3b; --primary-hover:#1da851; --primary-soft:#25d3661f;
  --focus-ring:#167c3b;
  --bg-light:#f8fafc; --bg-white:#fff; --bg-card:#fff;
  --text-primary:#0f172a; --text-secondary:#475569; --text-muted:#64748b; --border:#e2e8f0;
  --error:#ef4444; --success:#22c55e; --warning:#f59e0b; --info:#2563eb;
  --error-text:#b93232; --success-text:#157b3b; --warning-text:#935f06;
  --shadow-sm:0 1px 2px 0 #0000000d;
  --shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;
  --shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;
  --radius:10px;
}
[data-theme="dark"]{
  --bg-light:#0f172a; --bg-white:#1e293b; --bg-card:#1e293b;
  --text-primary:#f1f5f9; --text-secondary:#cbd5e1; --text-muted:#94a3b8; --border:#334155;
  --info:#60a5fa; --error-text:#f77b7b; --success-text:#22c55e; --warning-text:#f59e0b;
  --primary-soft:color-mix(in srgb, #25d366 18%, transparent); --primary-text:#25d366;
  --shadow-sm:0 1px 2px 0 #0000004d;
  --shadow-md:0 4px 6px -1px #0000004d, 0 2px 4px -2px #0000004d;
  --shadow-lg:0 10px 15px -3px #0006, 0 4px 6px -4px #0006;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"Plus Jakarta Sans",system-ui,Avenir,Helvetica,Arial,sans-serif;
  font-weight:400; line-height:1.6; color:var(--text-primary); background:var(--bg-light);
  -webkit-font-smoothing:antialiased;
}
h1{color:var(--text-primary);letter-spacing:-.025em;margin:0;font-size:1.875rem;font-weight:700}
h2{color:var(--text-primary);margin:0;font-size:1.25rem;font-weight:700}
h3{color:var(--text-primary);margin:0;font-size:1rem;font-weight:700}
p{margin:0;color:var(--text-secondary)}
a{color:var(--primary-text);text-decoration:none}
.eyebrow{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin:0;font-size:.8125rem;font-weight:600}
.muted{color:var(--text-muted);font-size:.875rem}
.mono{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ===== layout ===== */
.layout{min-height:100vh;display:flex}
.sidebar{
  background:var(--bg-white);border-right:1px solid var(--border);z-index:100;
  display:flex;flex-direction:column;width:260px;height:100dvh;
  position:fixed;transition:width .3s;
}
.sidebar.collapsed{width:72px}
.sidebar-header{align-items:center;gap:.75rem;min-height:72px;padding:.5rem 1.5rem;display:flex}
.sidebar.collapsed .sidebar-header{flex-direction:column;justify-content:center;gap:.5rem;padding:.75rem 1rem}
.brand-mark{
  width:28px;height:28px;border-radius:8px;background:var(--primary);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  color:#0f172a;font-weight:800;font-size:.8rem;
}
.brand-name{font-weight:700;font-size:1rem;white-space:nowrap;color:var(--text-primary)}
.brand-version{font-size:.7rem;color:var(--text-muted);white-space:nowrap}
.sidebar.collapsed .brand-text{display:none}
.collapse-toggle{
  margin-left:auto;background:0 0;border:1px solid var(--border);color:var(--text-muted);
  border-radius:8px;cursor:pointer;width:28px;height:28px;display:flex;align-items:center;
  justify-content:center;flex-shrink:0;
}
.sidebar.collapsed .collapse-toggle{margin:0}
.sidebar-nav{display:flex;flex-direction:column;gap:.25rem;padding:.5rem 1rem;flex:1;overflow:hidden}
.nav-item{
  color:var(--text-secondary);border-radius:var(--radius);white-space:nowrap;align-items:center;
  gap:.75rem;padding:.7rem 1rem;font-size:.875rem;font-weight:500;display:flex;
  transition:all .2s;cursor:pointer;border:none;background:0 0;width:100%;text-align:left;
  font-family:inherit;
}
.nav-item:hover{background:var(--bg-light);color:var(--text-primary)}
.nav-item.active{background:var(--primary-soft);color:var(--primary-text)}
.nav-item svg{width:18px;height:18px;flex-shrink:0}
.sidebar.collapsed .nav-item{justify-content:center;padding:.7rem}
.sidebar.collapsed .nav-label{display:none}
.sidebar-footer{padding:1rem;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:.5rem}
.theme-toggle-btn{
  color:var(--text-secondary);border:1px solid var(--border);border-radius:var(--radius);
  cursor:pointer;white-space:nowrap;background:0 0;align-items:center;gap:.75rem;
  padding:.6rem .9rem;font-size:.875rem;font-weight:500;display:flex;transition:all .2s;
  font-family:inherit;
}
.sidebar.collapsed .theme-toggle-btn,.sidebar.collapsed .logout-btn{justify-content:center;padding:.6rem}
.logout-btn{
  color:var(--error-text);border:1px solid var(--border);border-radius:var(--radius);
  cursor:pointer;background:0 0;align-items:center;gap:.75rem;padding:.6rem .9rem;
  font-size:.875rem;font-weight:500;display:flex;font-family:inherit;
}
.main-content{
  background:var(--bg-light);flex:1;width:calc(100% - 260px);min-height:100vh;
  margin-left:260px;transition:margin-left .3s,width .3s;overflow-x:clip;padding:2rem;
}
.main-content.expanded{width:calc(100% - 72px);margin-left:72px}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;margin-bottom:1.5rem;flex-wrap:wrap}
.page-head .title-block{display:flex;flex-direction:column;gap:.25rem}
.head-actions{display:flex;gap:.5rem;align-items:center}

/* ===== buttons ===== */
.btn-primary,.btn-secondary,.btn-danger{
  border-radius:8px;align-items:center;gap:.5rem;padding:.75rem 1.25rem;font-size:.9375rem;
  font-weight:600;display:inline-flex;cursor:pointer;transition:all .2s;font-family:inherit;
  border:1px solid transparent;line-height:1.2;
}
.btn-primary{background:var(--primary);color:#0f172a;border:none}
.btn-primary:hover:not(:disabled){background:var(--primary-hover)}
.btn-secondary{background:var(--bg-light);color:var(--text-secondary);border:1px solid var(--border)}
.btn-secondary:hover:not(:disabled){background:var(--bg-white);border-color:var(--text-muted);color:var(--text-primary)}
.btn-danger{background:transparent;color:var(--error-text);border:1px solid var(--border)}
.btn-danger:hover:not(:disabled){border-color:var(--error);color:var(--error)}
.btn-primary:disabled,.btn-secondary:disabled,.btn-danger:disabled{opacity:.5;cursor:not-allowed}
.btn-sm{padding:.45rem .8rem;font-size:.8125rem;border-radius:8px}
.btn-icon{
  background:0 0;border:1px solid var(--border);color:var(--text-muted);border-radius:8px;
  width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
}

/* ===== cards ===== */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1rem;margin-bottom:1.5rem}
.card{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);
  padding:1.25rem;box-shadow:var(--shadow-sm);
}
.stat-value{font-size:1.75rem;font-weight:700;letter-spacing:-.02em;margin-top:.35rem;color:var(--text-primary)}
.stat-sub{font-size:.8125rem;color:var(--text-muted);margin-top:.15rem}
.panel{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.panel-head{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1.25rem;border-bottom:1px solid var(--border);flex-wrap:wrap;
}

/* ===== number rows ===== */
.num-row{
  display:flex;align-items:center;gap:1rem;padding:1rem 1.25rem;
  border-bottom:1px solid var(--border);flex-wrap:wrap;
}
.num-row:last-child{border-bottom:none}
.avatar{
  width:40px;height:40px;border-radius:50%;background:var(--primary-soft);color:var(--primary-text);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.875rem;flex-shrink:0;
}
.num-main{display:flex;flex-direction:column;min-width:180px;flex:1}
.num-name{font-weight:600;font-size:.9375rem;color:var(--text-primary)}
.num-phone{font-size:.8125rem;color:var(--text-muted)}
.badge{
  display:inline-flex;align-items:center;gap:.35rem;border-radius:999px;padding:.2rem .6rem;
  font-size:.75rem;font-weight:600;white-space:nowrap;
}
.badge .dot{width:6px;height:6px;border-radius:50%;background:currentColor}
.badge.ready{background:#22c55e1f;color:var(--success-text)}
.badge.connecting{background:#f59e0b1f;color:var(--warning-text)}
.badge.qr{background:#2563eb1f;color:var(--info)}
.badge.off{background:#ef44441f;color:var(--error-text)}
.row-actions{display:flex;gap:.5rem;margin-left:auto;flex-wrap:wrap}

/* ===== limit banner ===== */
.banner{
  display:flex;gap:.75rem;align-items:flex-start;padding:1rem 1.25rem;border-radius:var(--radius);
  border:1px solid var(--border);background:var(--bg-card);margin-bottom:1.5rem;font-size:.875rem;
}
.banner.warn{border-color:#f59e0b66;background:#f59e0b14;color:var(--warning-text)}
.banner.info{border-color:#2563eb4d;background:#2563eb14;color:var(--info)}

/* ===== modal ===== */
.modal-overlay{
  backdrop-filter:blur(4px);z-index:1000;background:#00000080;justify-content:center;
  align-items:center;display:flex;position:fixed;inset:0;animation:fadeIn .2s;
}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal{
  background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow-lg);
  width:min(460px,92vw);max-height:88vh;overflow:auto;border:1px solid var(--border);
}
.modal-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.25rem;border-bottom:1px solid var(--border)}
.modal-header h2{font-size:1.25rem;font-weight:700}
.modal-body{padding:1.25rem;display:flex;flex-direction:column;gap:1rem}
.modal-footer{display:flex;justify-content:flex-end;gap:.5rem;padding:1.25rem;border-top:1px solid var(--border)}
label{font-size:.8125rem;font-weight:600;color:var(--text-primary);display:block;margin-bottom:.35rem}
input[type=text],input[type=tel]{
  width:100%;padding:.7rem .9rem;border-radius:8px;border:1px solid var(--border);
  background:var(--bg-white);color:var(--text-primary);font-family:inherit;font-size:.9375rem;
}
input:focus{outline:2px solid var(--focus-ring);outline-offset:1px}
.qr-slot{
  border:1px dashed var(--border);border-radius:var(--radius);background:var(--bg-light);
  height:180px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);
  font-size:.8125rem;text-align:center;padding:1rem;
}
.tabs{display:flex;gap:.25rem;background:var(--bg-light);padding:.25rem;border-radius:8px;border:1px solid var(--border)}
.tab{flex:1;border:none;background:0 0;padding:.5rem;border-radius:6px;font-family:inherit;font-size:.8125rem;font-weight:600;color:var(--text-secondary);cursor:pointer}
.tab.active{background:var(--bg-white);color:var(--text-primary);box-shadow:var(--shadow-sm)}

/* ===== toast ===== */
.toast-container{position:fixed;top:1rem;right:1rem;z-index:2000;display:flex;flex-direction:column;gap:.5rem}
.toast{
  display:flex;gap:.75rem;align-items:flex-start;background:var(--bg-card);border:1px solid var(--border);
  border-left:3px solid var(--success);border-radius:var(--radius);box-shadow:var(--shadow-md);
  padding:.85rem 1rem;min-width:260px;font-size:.875rem;animation:fadeIn .2s;
}
.toast.error{border-left-color:var(--error)}
.toast-title{font-weight:700;font-size:.875rem;color:var(--text-primary)}
.toast-message{color:var(--text-muted);font-size:.8125rem}
.hidden{display:none !important}
@media(max-width:820px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .main-content{margin-left:0;width:100%;padding:1rem}
}

/* ---- app-shell additions ---- */
.hidden{display:none !important}
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1.5rem;background:var(--bg-light)}
.auth-card{width:100%;max-width:420px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:1.75rem}
.auth-card h1{font-size:1.5rem;margin-bottom:.25rem}
.field{display:flex;flex-direction:column;gap:.35rem;margin-top:1rem}
.alert{border-radius:8px;padding:.7rem .9rem;font-size:.8125rem;border:1px solid var(--border);margin-top:1rem}
.alert.error{border-color:#ef444466;background:#ef444414;color:var(--error-text)}
.alert.ok{border-color:#22c55e66;background:#22c55e14;color:var(--success-text)}
.alert.warn{border-color:#f59e0b66;background:#f59e0b14;color:var(--warning-text)}
.pill{display:inline-flex;align-items:center;gap:.4rem;padding:.25rem .6rem;border-radius:999px;background:var(--bg-light);border:1px solid var(--border);font-size:.75rem;font-weight:600;color:var(--text-secondary)}
.key-box{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.8125rem;background:var(--bg-light);border:1px solid var(--border);border-radius:8px;padding:.7rem;word-break:break-all}
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem}
.spinner{width:16px;height:16px;border-radius:50%;border:2px solid var(--border);border-top-color:var(--primary);animation:spin .8s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
.empty{padding:2.5rem 1.25rem;text-align:center;color:var(--text-muted);font-size:.875rem}
.mobile-bar{display:none}
@media(max-width:820px){
  .mobile-bar{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;background:var(--bg-white);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}
}