:root {
  --bg: #0f1115;
  --card: #171a21;
  --border: #262b36;
  --text: #e6e9ef;
  --muted: #8b93a7;
  --primary: #25d366;
  --primary-dark: #1da851;
  --danger: #ff5d5d;
  --warn: #ffb020;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--text); min-height: 100vh;
}
.muted { color: var(--muted); }
.small { font-size: 13px; }
.hidden { display: none !important; }

/* ---------- Login ---------- */
.login-body { display: flex; align-items: center; justify-content: center; padding: 24px; }
.login-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 16px;
  padding: 40px 36px; width: 100%; max-width: 380px; text-align: center;
}
.login-card .logo { font-size: 42px; margin-bottom: 8px; }
.login-card h1 { font-size: 24px; margin-bottom: 4px; }
.login-card .subtitle { color: var(--muted); margin-bottom: 28px; }
.login-card label { display: block; text-align: left; font-size: 13px; color: var(--muted); margin: 14px 0 6px; }
.login-card input { width: 100%; }

/* ---------- Layout ---------- */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 24px; background: var(--card); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 17px; }
.container { max-width: 980px; margin: 24px auto; padding: 0 16px; display: flex; flex-direction: column; gap: 20px; }

.card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 20px; }
.card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.card-head h2 { font-size: 17px; }

/* ---------- Form elements ---------- */
input, select {
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 9px 12px; font-size: 14px; outline: none;
}
input:focus, select:focus { border-color: var(--primary); }
.btn {
  background: transparent; border: 1px solid var(--border); color: var(--text);
  padding: 8px 16px; border-radius: 8px; cursor: pointer; font-size: 14px; transition: .15s;
}
.btn:hover { border-color: var(--primary); color: var(--primary); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #052e14; font-weight: 600; }
.btn.primary:hover { background: var(--primary-dark); }
.btn.danger:hover { border-color: var(--danger); color: var(--danger); }
.btn.ghost { background: transparent; }
.btn-block { width: 100%; margin-top: 22px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- Account list ---------- */
.acc-list { display: flex; flex-direction: column; gap: 10px; }
.acc-item {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px; padding: 12px 16px;
}
.acc-info { display: flex; flex-direction: column; gap: 2px; }
.acc-phone { font-weight: 600; }
.acc-label { color: var(--muted); font-size: 13px; }
.acc-actions { display: flex; gap: 8px; align-items: center; }

.badge { padding: 3px 10px; border-radius: 99px; font-size: 12px; font-weight: 600; }
.badge.connected { background: #123a24; color: var(--primary); }
.badge.waiting_code { background: #3a2f12; color: var(--warn); }
.badge.connecting { background: #1c2a3a; color: #5ab0ff; }
.badge.idle, .badge.logged_out { background: #262b36; color: var(--muted); }
.badge.error { background: #3a1212; color: var(--danger); }

/* ---------- Pairing ---------- */
.pair-code { text-align: center; padding: 20px 0 8px; }
.code-big {
  font-family: "SF Mono", Menlo, Consolas, monospace; font-size: 44px; letter-spacing: 6px;
  background: var(--bg); border: 1px dashed var(--border); border-radius: 12px;
  padding: 20px; margin: 16px 0; color: var(--primary); font-weight: 700;
}

/* ---------- Tabs ---------- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.tab {
  background: none; border: none; color: var(--muted); padding: 10px 14px;
  cursor: pointer; font-size: 14px; border-bottom: 2px solid transparent;
}
.tab.active { color: var(--text); border-bottom-color: var(--primary); }

/* ---------- Table ---------- */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
.table th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
.inline-form { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.inline-form input { flex: 1; min-width: 140px; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: #20252e; border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 22px; font-size: 14px; z-index: 99;
}
.toast.error { border-color: var(--danger); color: var(--danger); }
.toast.ok { border-color: var(--primary); color: var(--primary); }
.error { color: var(--danger); font-size: 14px; margin-top: 12px; }