*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: #F8FAFC;
  color: #0F172A;
  min-height: 100vh;
}

/* ── Login ─────────────────────────────────────────────────────────────────── */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: #0F172A;
}
.login-card {
  background: #1E293B;
  border-radius: 12px;
  padding: 40px 36px;
  width: 360px;
  box-shadow: 0 24px 64px rgba(0,0,0,.5);
}
.login-logo {
  text-align: center;
  margin-bottom: 28px;
}
.login-logo h1 { font-size: 22px; color: #F1F5F9; font-weight: 700; }
.login-logo p  { font-size: 13px; color: #64748B; margin-top: 4px; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 12px; color: #94A3B8; margin-bottom: 6px; text-transform: uppercase; letter-spacing: .05em; }
.form-group input {
  width: 100%; padding: 10px 12px;
  background: #0F172A; border: 1px solid #334155;
  border-radius: 7px; color: #F1F5F9; font-size: 14px;
  outline: none; transition: border-color .15s;
}
.form-group input:focus { border-color: #38BDF8; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px; padding: 10px 18px; border-radius: 7px;
  font-size: 13px; font-weight: 600; border: none; cursor: pointer;
  transition: opacity .15s;
}
.btn:hover { opacity: .88; }
.btn:disabled { opacity: .5; cursor: default; }
.btn-primary   { background: #0EA5E9; color: #fff; }
.btn-success   { background: #22C55E; color: #fff; }
.btn-danger    { background: #EF4444; color: #fff; }
.btn-ghost     { background: transparent; color: #94A3B8; border: 1px solid #334155; }
.btn-full      { width: 100%; }
.btn-sm        { padding: 6px 12px; font-size: 12px; }

.error-msg {
  background: rgba(239,68,68,.15); border: 1px solid rgba(239,68,68,.3);
  color: #FCA5A5; border-radius: 7px; padding: 10px 12px;
  font-size: 13px; margin-top: 12px; display: none;
}
.error-msg.visible { display: block; }

/* ── Panel layout ────────────────────────────────────────────────────────── */
.app { display: flex; height: 100vh; overflow: hidden; }

.sidebar {
  width: 240px; flex-shrink: 0;
  background: #1E293B; color: #fff;
  display: flex; flex-direction: column;
}
.sb-header {
  padding: 20px 16px 16px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.sb-header h2 { font-size: 15px; font-weight: 700; color: #F1F5F9; }
.sb-header p  { font-size: 11px; color: #64748B; margin-top: 3px; }

.sb-nav { padding: 10px 8px; flex: 1; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 7px;
  font-size: 13px; color: #94A3B8;
  cursor: pointer; transition: all .15s; user-select: none;
}
.nav-item:hover  { background: rgba(255,255,255,.06); color: #E2E8F0; }
.nav-item.active { background: rgba(56,189,248,.15); color: #38BDF8; font-weight: 600; }
.nav-item .icon  { font-size: 16px; width: 22px; text-align: center; }
.nav-badge {
  margin-left: auto; background: #EF4444; color: #fff;
  font-size: 10px; font-weight: 700;
  padding: 1px 7px; border-radius: 99px; min-width: 20px; text-align: center;
}

.sb-footer {
  padding: 14px 16px; border-top: 1px solid rgba(255,255,255,.07);
  font-size: 12px; color: #64748B;
}
.sb-user { font-size: 13px; color: #94A3B8; margin-bottom: 8px; }

.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.main-header {
  padding: 16px 24px; border-bottom: 1px solid #E2E8F0;
  display: flex; align-items: center; justify-content: space-between;
  background: #fff; flex-shrink: 0;
}
.main-header h3 { font-size: 15px; font-weight: 700; color: #0F172A; }
.main-body { flex: 1; overflow-y: auto; padding: 24px; }

/* ── Table ───────────────────────────────────────────────────────────────── */
.table-wrap { background: #fff; border-radius: 10px; box-shadow: 0 1px 4px rgba(0,0,0,.07); overflow: hidden; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  padding: 12px 16px; text-align: left;
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .06em; color: #64748B;
  background: #F8FAFC; border-bottom: 1px solid #E2E8F0;
}
td { padding: 12px 16px; border-bottom: 1px solid #F1F5F9; vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #F8FAFC; }

.peer-id  { font-family: monospace; font-size: 12px; color: #0369A1; }
.cell-sub { font-size: 11px; color: #94A3B8; margin-top: 2px; }
.actions  { display: flex; gap: 6px; }

.badge {
  display: inline-block; padding: 3px 8px; border-radius: 99px;
  font-size: 11px; font-weight: 600;
}
.badge-pending  { background: #FEF3C7; color: #92400E; }
.badge-confirmed{ background: #D1FAE5; color: #065F46; }
.badge-rejected { background: #FEE2E2; color: #991B1B; }

.empty-state {
  text-align: center; padding: 60px 20px;
  color: #94A3B8; font-size: 14px;
}
.empty-state p { margin-top: 8px; font-size: 13px; }

/* ── Modal ───────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5); backdrop-filter: blur(2px);
  display: flex; align-items: center; justify-content: center;
  z-index: 100; opacity: 0; pointer-events: none; transition: opacity .2s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: #fff; border-radius: 12px;
  width: 480px; max-width: 95vw; max-height: 80vh;
  display: flex; flex-direction: column;
  box-shadow: 0 24px 64px rgba(0,0,0,.3);
  transform: translateY(12px); transition: transform .2s;
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header {
  padding: 18px 20px 14px; border-bottom: 1px solid #E2E8F0;
  display: flex; align-items: center; justify-content: space-between;
}
.modal-header h4 { font-size: 15px; font-weight: 700; }
.modal-close { background: none; border: none; cursor: pointer; font-size: 18px; color: #94A3B8; }
.modal-body  { padding: 16px 20px; flex: 1; overflow-y: auto; }
.modal-footer{ padding: 14px 20px; border-top: 1px solid #E2E8F0; display: flex; gap: 8px; justify-content: flex-end; }

.search-row { display: flex; gap: 8px; margin-bottom: 12px; }
.search-row input { flex: 1; padding: 8px 12px; border: 1px solid #E2E8F0; border-radius: 7px; font-size: 13px; outline: none; }
.search-row input:focus { border-color: #38BDF8; }

.contact-list { display: flex; flex-direction: column; gap: 4px; }
.contact-item {
  padding: 10px 12px; border-radius: 7px; border: 1px solid #E2E8F0;
  cursor: pointer; transition: all .1s;
  display: flex; justify-content: space-between; align-items: center;
}
.contact-item:hover { border-color: #38BDF8; background: #F0F9FF; }
.contact-item.selected { border-color: #0EA5E9; background: #E0F2FE; }
.contact-name { font-size: 13px; font-weight: 600; }
.contact-phone { font-size: 12px; color: #64748B; }
.no-results { color: #94A3B8; font-size: 13px; text-align: center; padding: 20px; }

/* ── Loading spinner ─────────────────────────────────────────────────────── */
.spinner {
  display: inline-block; width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.3);
  border-top-color: #fff; border-radius: 50%;
  animation: spin .6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Branch cards ────────────────────────────────────────────────────────── */
.branch-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.branch-card {
  background: #fff; border-radius: 10px;
  box-shadow: 0 1px 4px rgba(0,0,0,.07);
  padding: 18px 20px;
}
.branch-company { font-size: 11px; color: #94A3B8; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 4px; }
.branch-name    { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.branch-address { font-size: 12px; color: #64748B; margin-bottom: 14px; }
.branch-footer  { display: flex; gap: 8px; align-items: center; }
.no-config      { font-size: 12px; color: #EF4444; }