:root {
  --bg: #0f1419;
  --surface: #1a2230;
  --surface-2: #222d3d;
  --border: #2d3a4d;
  --text: #e6ecf3;
  --text-dim: #8b98a8;
  --primary: #25d366;
  --primary-dark: #1da851;
  --danger: #e5484d;
  --warning: #f5a524;
  --info: #3b82f6;
  --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}
.hidden { display: none !important; }

/* ---------- Login ---------- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  padding: 32px; width: 340px; display: flex; flex-direction: column; gap: 8px;
}
.login-logo { font-size: 22px; font-weight: 700; text-align: center; }
.login-sub { text-align: center; color: var(--text-dim); margin-bottom: 12px; font-size: 13px; }
.login-card label { font-size: 12px; color: var(--text-dim); margin-top: 6px; }
.login-card input {
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; color: var(--text); font-size: 14px; outline: none;
}
.login-card input:focus { border-color: var(--primary); }
.login-card button { margin-top: 14px; }
.login-error { color: var(--danger); font-size: 12px; text-align: center; min-height: 16px; }

/* ---------- Layout ---------- */
.app { display: flex; min-height: 100vh; }
.sidebar {
  width: 230px; background: var(--surface); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 16px 10px; flex-shrink: 0;
}
.brand { font-weight: 700; font-size: 16px; padding: 6px 12px 18px; }
#menu { flex: 1; display: flex; flex-direction: column; gap: 2px; overflow-y: auto; }
.menu-section { font-size: 10px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-dim); padding: 14px 12px 4px; }
.menu-item {
  display: block; padding: 9px 12px; border-radius: 8px; color: var(--text-dim);
  text-decoration: none; font-size: 13.5px; transition: 0.15s;
}
.menu-item:hover { background: var(--surface-2); color: var(--text); }
.menu-item.active { background: var(--surface-2); color: var(--primary); font-weight: 600; }
.sidebar-footer { padding: 12px; border-top: 1px solid var(--border); }
.sim-link { color: var(--text-dim); font-size: 12.5px; text-decoration: none; }
.sim-link:hover { color: var(--primary); }

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: 56px; border-bottom: 1px solid var(--border); display: flex; align-items: center;
  justify-content: space-between; padding: 0 20px; background: var(--surface);
}
.page-title { font-weight: 600; font-size: 15px; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.user-info { color: var(--text-dim); font-size: 13px; }
.ws-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--danger); display: inline-block; }
.ws-dot.on { background: var(--primary); }

#content { padding: 20px; overflow-y: auto; }

/* ---------- Components ---------- */
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; margin-bottom: 16px;
}
.card h3 { font-size: 14px; margin-bottom: 12px; }
.grid { display: grid; gap: 16px; }
.grid-4 { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); }

.stat-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px;
}
.stat-card .stat-label { color: var(--text-dim); font-size: 12px; }
.stat-card .stat-value { font-size: 26px; font-weight: 700; margin-top: 6px; }
.stat-card .stat-value.green { color: var(--primary); }
.stat-card .stat-value.red { color: var(--danger); }
.stat-card .stat-value.yellow { color: var(--warning); }
.stat-card .stat-value.blue { color: var(--info); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 13px; }
th { color: var(--text-dim); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; }
tr:hover td { background: var(--surface-2); }

.btn {
  background: var(--surface-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 14px; font-size: 13px; cursor: pointer; transition: 0.15s;
}
.btn:hover { border-color: var(--text-dim); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #062b16; font-weight: 600; }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-warning { background: var(--warning); border-color: var(--warning); color: #3a2a00; font-weight: 600; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-block { width: 100%; padding: 11px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 11.5px; font-weight: 600; }
.badge.green { background: rgba(37,211,102,0.15); color: var(--primary); }
.badge.red { background: rgba(229,72,77,0.15); color: var(--danger); }
.badge.yellow { background: rgba(245,165,36,0.15); color: var(--warning); }
.badge.blue { background: rgba(59,130,246,0.15); color: var(--info); }
.badge.gray { background: rgba(139,152,168,0.15); color: var(--text-dim); }

input, select, textarea {
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
  padding: 8px 10px; color: var(--text); font-size: 13px; outline: none; font-family: inherit;
}
input:focus, select:focus, textarea:focus { border-color: var(--primary); }

.form-row { display: flex; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.form-row > * { flex: 1; min-width: 120px; }
.form-actions { display: flex; gap: 10px; margin-top: 12px; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; align-items: center; }

.toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; gap: 10px; flex-wrap: wrap; }
.toolbar h2 { font-size: 17px; }

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: flex;
  align-items: center; justify-content: center; z-index: 100;
}
.modal {
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  padding: 24px; width: 460px; max-width: 92vw; max-height: 85vh; overflow-y: auto;
}
.modal h3 { margin-bottom: 16px; font-size: 16px; }
.modal label { display: block; font-size: 12px; color: var(--text-dim); margin: 10px 0 4px; }
.modal input, .modal select, .modal textarea { width: 100%; }

/* Toast */
#toast-container { position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 200; }
.toast {
  background: var(--surface-2); border: 1px solid var(--border); border-left: 3px solid var(--primary);
  padding: 12px 16px; border-radius: 8px; font-size: 13px; min-width: 220px; animation: slideIn 0.2s;
}
.toast.error { border-left-color: var(--danger); }
@keyframes slideIn { from { transform: translateX(30px); opacity: 0; } to { transform: none; opacity: 1; } }

/* Agent UI */
.agent-status-bar { display: flex; gap: 10px; align-items: center; margin-bottom: 20px; }
.status-pill { padding: 8px 18px; border-radius: 24px; font-weight: 600; font-size: 13px; }
.call-panel { text-align: center; padding: 40px 20px; }
.call-avatar {
  width: 84px; height: 84px; border-radius: 50%; background: var(--surface-2);
  display: inline-flex; align-items: center; justify-content: center; font-size: 34px; margin-bottom: 16px;
}
.call-name { font-size: 20px; font-weight: 700; }
.call-number { color: var(--text-dim); margin-top: 4px; }
.call-timer { font-size: 30px; font-variant-numeric: tabular-nums; margin: 18px 0; color: var(--primary); }
.call-actions { display: flex; gap: 14px; justify-content: center; margin-top: 10px; }
.call-btn {
  width: 60px; height: 60px; border-radius: 50%; border: none; cursor: pointer;
  font-size: 22px; display: inline-flex; align-items: center; justify-content: center; transition: 0.15s;
}
.call-btn.answer { background: var(--primary); color: #062b16; }
.call-btn.hangup { background: var(--danger); color: #fff; }
.call-btn.mute { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }
.call-btn.mute.muted { background: var(--warning); color: #3a2a00; }
.ringing-anim { animation: pulse 1.2s infinite; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); } 50% { box-shadow: 0 0 0 14px rgba(37,211,102,0); } }

.waiting-box { text-align: center; padding: 60px 20px; color: var(--text-dim); }
.waiting-box .big { font-size: 40px; margin-bottom: 12px; }

.empty { color: var(--text-dim); text-align: center; padding: 30px; }
.text-dim { color: var(--text-dim); }
.mt { margin-top: 12px; }
audio { height: 32px; }