:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #1a1a1a;
  --muted: #8a8f98;
  --primary: #2b7cff;
  --primary-press: #1f63d6;
  --green: #1ea672;
  --red: #e0453e;
  --border: #e7e9ee;
  --radius: 14px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom);
}

#app { max-width: 560px; margin: 0 auto; padding: 16px; }

.view { display: flex; flex-direction: column; gap: 12px; }
.hidden { display: none !important; }

h1 { font-size: 22px; margin: 8px 0 0; }
h2 { font-size: 19px; margin: 4px 0; }
.muted { color: var(--muted); font-size: 14px; margin: 0; }
.or-sep { text-align: center; }

/* карточка */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 16px;
}
.card-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 0; border-bottom: 1px solid var(--border);
}
.card-row:last-child { border-bottom: none; }
.card-row .label { color: var(--muted); font-size: 14px; }
.card-row .value { font-weight: 600; text-align: right; }
.card-row.balance .value { font-size: 20px; }

.status-active { color: var(--green); }
.status-blocked { color: var(--red); }

/* кнопки */
.btn {
  appearance: none; border: 1px solid var(--border);
  background: var(--card); color: var(--text);
  font-size: 16px; font-weight: 500;
  padding: 14px; border-radius: var(--radius); cursor: pointer;
  transition: transform .05s ease, background .15s ease;
}
.btn:active { transform: scale(.99); }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:active { background: var(--primary-press); }
.btn-ghost { background: transparent; border: none; color: var(--muted); }

/* ввод */
.input {
  width: 100%; font-size: 16px; padding: 14px;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--card); outline: none;
}
.input:focus { border-color: var(--primary); }

/* табы */
.tabs { display: flex; gap: 8px; }
.tab {
  flex: 1; padding: 10px; border: 1px solid var(--border);
  background: var(--card); border-radius: 10px; cursor: pointer; font-size: 15px;
}
.tab.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* уведомления */
.notice {
  background: #fff4e5; border: 1px solid #ffd8a8;
  border-radius: var(--radius); padding: 12px 14px; font-size: 14px;
}
.outages {
  background: #fdecec; border: 1px solid #f5b5b2; color: #a3312b;
  border-radius: var(--radius); padding: 12px 14px; font-size: 14px; margin-bottom: 12px;
}
.error, .msg { font-size: 14px; margin: 0; }
.error { color: var(--red); }
.msg { color: var(--muted); }

.steps { padding-left: 20px; line-height: 1.5; }
.steps li { margin-bottom: 8px; }

/* чат */
.chat-head {
  display: flex; align-items: center; gap: 10px;
  font-weight: 600; padding-bottom: 8px; border-bottom: 1px solid var(--border);
}
.btn-back { border: none; background: none; font-size: 22px; cursor: pointer; color: var(--primary); }
.chat-log {
  display: flex; flex-direction: column; gap: 8px;
  min-height: 50vh; max-height: 62vh; overflow-y: auto; padding: 12px 0;
}
.bubble {
  max-width: 80%; padding: 10px 12px; border-radius: 14px; font-size: 15px; line-height: 1.35;
  white-space: pre-wrap; word-wrap: break-word;
}
.bubble.me { align-self: flex-end; background: var(--primary); color: #fff; border-bottom-right-radius: 4px; }
.bubble.op { align-self: flex-start; background: var(--card); border: 1px solid var(--border); border-bottom-left-radius: 4px; }
.chat-input { display: flex; gap: 8px; }
.chat-input .input { flex: 1; }
.chat-input .btn { padding: 12px 16px; }

/* спиннер */
.spinner {
  width: 32px; height: 32px; margin: 40px auto 8px;
  border: 3px solid var(--border); border-top-color: var(--primary);
  border-radius: 50%; animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }