:root {
  color-scheme: light;
  --bg: #0b1020;
  --panel: rgba(255, 255, 255, 0.06);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.7);
  --border: rgba(255, 255, 255, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial,
    "Apple Color Emoji", "Segoe UI Emoji";
  background: radial-gradient(1200px 900px at 20% 10%, #1a2a6c 0%, transparent 60%),
    radial-gradient(900px 700px at 90% 20%, #b21f1f 0%, transparent 60%),
    radial-gradient(900px 700px at 60% 90%, #0f9b0f 0%, transparent 60%),
    var(--bg);
  color: var(--text);
}

.page {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

.header {
  position: sticky;
  top: 0;
  z-index: 1;
  backdrop-filter: blur(12px);
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.35) 0%,
    rgba(0, 0, 0, 0.15) 100%
  );
  border-bottom: 1px solid var(--border);
  padding: 18px 20px;
}

.title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.content {
  flex: 1;
  padding: 24px 20px;
}

.shell {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

#chat.chat {
  width: 100%;
  height: min(780px, calc(100vh - 140px));
  border-radius: 16px;
  overflow: visible;
  position: relative;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(10px);
}

@media (max-width: 640px) {
  .content {
    padding: 16px 12px;
  }

  #chat.chat {
    height: calc(100vh - 120px);
    border-radius: 14px;
  }
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel);
  color: var(--muted);
  font-size: 13px;
}

.status[hidden] {
  display: none;
}

.web_sdk_official_banner {
  display: none !important;
}

.status[data-level="error"] {
  border-color: rgba(255, 99, 71, 0.45);
  color: rgba(255, 255, 255, 0.92);
}