:root {
  --bg: #0f1724;
  --card: #0b1220;
  --accent: #60a5fa;
  --muted: #94a3b8;
  --glass: rgba(255, 255, 255, 0.03);
  --text: #e6eef8
}

/* 白天主题覆盖 */
.light-theme {
  --bg: #f6fafc;
  --card: #ffffff;
  --accent: #2563eb;
  --muted: #4b5563;
  --glass: rgba(2, 6, 23, 0.03);
  --text: #0b1220
}

html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, 'Noto Sans SC', "Helvetica Neue", "PingFang SC", Arial;
  background: linear-gradient(180deg, var(--bg) 0%, rgba(0, 0, 0, 0) 100%);
  color: var(--text);
  transition: background-color 240ms linear, color 240ms linear;
  overflow: hidden
}

.app {
  max-width: 980px;
  margin: 28px auto;
  padding: 20px;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
  box-shadow: 0 6px 30px rgba(2, 6, 23, 0.7)
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between
}

h1 {
  margin: 0;
  font-size: 18px
}

.row {
  display: flex;
  gap: 18px;
  margin-top: 16px
}

.col {
  flex: 1;
  min-width: 0
}

.card {
  background: var(--card);
  padding: 14px;
  border-radius: 10px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02)
}

textarea {
  height: 160px;
  width: 100%;
  resize: vertical;
  padding: 10px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.04);
  background: rgba(255, 255, 255, 0.02);
  color: inherit;
  box-sizing: border-box;
  overflow-y: auto
}

.controls {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px
}

button {
  border: 0;
  padding: 9px 12px;
  border-radius: 8px;
  background: var(--accent);
  color: var(--card);
  font-weight: 600;
  cursor: pointer
}

button.ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted);
  font-weight: 500
}

.big {
  padding: 14px 18px;
  font-size: 16px
}

.viewer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 220px;
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.01), rgba(255, 255, 255, 0.00));
}

.name-display {
  font-size: 36px;
  font-weight: 700;
  transition: filter 160ms linear, transform 160ms linear, opacity 160ms linear
}

.blur {
  filter: blur(6px) saturate(1.05) contrast(1.02);
  transform: scale(1.02);
  opacity: 0.9
}

.meta {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px
}

.called-list {
  max-height: 360px;
  overflow: auto;
  padding: 8px;
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.01), transparent)
}

.called-item {
  display: flex;
  justify-content: space-between;
  padding: 8px;
  border-radius: 6px;
  margin-bottom: 6px;
  background: rgba(0, 0, 0, 0.06)
}

.muted {
  color: var(--muted)
}

.small {
  font-size: 13px;
  padding: 6px 8px
}

.flex-between {
  display: flex;
  justify-content: space-between;
  align-items: center
}

.kbd {
  background: rgba(255, 255, 255, 0.03);
  padding: 6px 8px;
  border-radius: 6px;
  font-family: monospace;
  font-size: 13px
}

footer {
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px
}

.theme-toggle {
  background: transparent;
  border: 0;
  font-size: 18px;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px
}

@media (max-width:760px) {
  .row {
    flex-direction: column
  }

  .viewer {
    height: 180px
  }

  .name-display {
    font-size: 26px
  }
}

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  justify-content: center;
  align-items: center;
}

.modal-content {
  background: var(--card);
  padding: 20px;
  border-radius: 10px;
  width: 80%;
  max-width: 500px;
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 10px;
  background: transparent;
  border: none;
  font-size: 20px;
  cursor: pointer;
}