:root {
  color-scheme: light dark;
  --bg: var(--tg-theme-bg-color, #ffffff);
  --text: var(--tg-theme-text-color, #111111);
  --hint: var(--tg-theme-hint-color, #888888);
  --link: var(--tg-theme-link-color, #2481cc);
  --button: var(--tg-theme-button-color, #2481cc);
  --button-text: var(--tg-theme-button-text-color, #ffffff);
  --secondary-bg: var(--tg-theme-secondary-bg-color, #f4f4f5);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding: 12px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px;
  background: var(--secondary-bg);
  border-radius: 12px;
  margin-bottom: 12px;
}

.balance-label { font-size: 13px; color: var(--hint); }
.balance-value { font-size: 22px; font-weight: 600; }

.paused-banner {
  background: #ffe8b0;
  color: #7a5200;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  max-width: 60%;
}
.paused-banner.hidden { display: none; }

.loading { color: var(--hint); padding: 24px; text-align: center; }

.ads-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }

.ad-card {
  background: var(--secondary-bg);
  border-radius: 12px;
  padding: 12px;
}

.ad-title { font-weight: 600; color: var(--text); text-decoration: none; display: block; }
.ad-meta { font-size: 13px; color: var(--hint); margin-top: 2px; }

.ad-stick-controls, .ad-auto-rebid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(127,127,127,0.2);
}

label { font-size: 12px; color: var(--hint); display: flex; flex-direction: column; gap: 2px; }
.checkbox-label { flex-direction: row; align-items: center; gap: 6px; font-size: 13px; }

input[type="number"] {
  width: 90px;
  padding: 6px 8px;
  border-radius: 8px;
  border: 1px solid rgba(127,127,127,0.3);
  background: var(--bg);
  color: var(--text);
}

.stepper { display: flex; align-items: center; gap: 4px; }
.stepper .target-position { width: 50px; text-align: center; }

.stepper-btn {
  width: 28px;
  height: 28px;
  padding: 0;
  border-radius: 8px;
  border: 1px solid rgba(127,127,127,0.3);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1;
}

button {
  border: none;
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
  background: transparent;
  color: var(--link);
  cursor: pointer;
}

button.primary, #save-settings {
  background: var(--button);
  color: var(--button-text);
}

.ad-buttons { display: flex; gap: 8px; margin-left: auto; }

.preview-result { font-size: 13px; color: var(--hint); }

.settings, .actions-log {
  background: var(--secondary-bg);
  border-radius: 12px;
  padding: 12px;
  margin-bottom: 20px;
}

.settings h2, .actions-log h2 { font-size: 15px; margin: 0 0 10px; }
.settings label { display: inline-flex; margin-right: 12px; }

#actions-list { list-style: none; padding: 0; margin: 0; font-size: 13px; }
#actions-list li { padding: 6px 0; border-bottom: 1px solid rgba(127,127,127,0.15); }