:root {
  --bg: var(--tg-theme-bg-color, #17212b);
  --secondary-bg: var(--tg-theme-secondary-bg-color, #1e2733);
  --text: var(--tg-theme-text-color, #f5f5f5);
  --hint: var(--tg-theme-hint-color, #8a97a3);
  --link: var(--tg-theme-link-color, #62bcf9);
  --button: var(--tg-theme-button-color, #5288c1);
  --button-text: var(--tg-theme-button-text-color, #ffffff);
  --border: rgba(255, 255, 255, 0.08);
  --danger: #e35d5d;
  --ok: #4caf50;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
}

#topbar {
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 10px 12px;
  background: var(--secondary-bg);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  position: sticky;
  top: 0;
  z-index: 5;
}

#updated-at { color: var(--hint); font-size: 12px; white-space: nowrap; }

#search {
  flex: 1;
  min-width: 160px;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

#period {
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

button, a.ghost {
  padding: 6px 12px;
  border-radius: 6px;
  border: none;
  background: var(--button);
  color: var(--button-text);
  cursor: pointer;
  font-size: 13px;
  white-space: nowrap;
  text-decoration: none;
  display: inline-block;
}
button:disabled { opacity: 0.5; cursor: default; }
button.small { padding: 3px 8px; font-size: 12px; }
button.danger { background: var(--danger); }
button.ghost, a.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }

#status-line {
  padding: 6px 12px;
  color: var(--hint);
  font-size: 12px;
  min-height: 18px;
}

#table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 24px;
}

table { border-collapse: collapse; width: 100%; min-width: 900px; }

th, td {
  padding: 7px 10px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}

th {
  color: var(--hint);
  font-weight: 500;
  font-size: 12px;
  text-transform: uppercase;
  background: var(--secondary-bg);
}

.col-name { min-width: 260px; white-space: normal; }

tr.row-campaign { background: rgba(255, 255, 255, 0.03); font-weight: 600; }
tr.row-adset { background: rgba(255, 255, 255, 0.015); }
tr.row-ad td { color: var(--hint); }

tr.row-adset td.col-name { padding-left: 26px; }
tr.row-ad td.col-name { padding-left: 42px; }

.toggle {
  display: inline-block;
  width: 14px;
  cursor: pointer;
  user-select: none;
  color: var(--hint);
}

tr.hidden { display: none; }

.dead { opacity: 0.55; }

.roi-pos { color: var(--ok); }
.roi-neg { color: var(--danger); }

.actions { display: flex; gap: 4px; flex-wrap: wrap; }

#empty-state {
  padding: 40px 12px;
  color: var(--hint);
  text-align: center;
}

.hidden { display: none !important; }

#history-select { max-width: 180px; }

th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--text); }
th.sortable .arrow { margin-left: 3px; color: var(--link); }

#history-banner {
  padding: 8px 12px;
  background: rgba(230, 160, 40, 0.16);
  color: #e6a028;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
#history-banner button { background: #e6a028; color: #1a1a1a; }

#alerts-panel { display: flex; flex-direction: column; gap: 0; }
.alert-summary {
  padding: 7px 12px;
  font-size: 13px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--border);
}
.alert-summary.dead { background: rgba(227, 93, 93, 0.12); opacity: 1; }
.alert-summary.disapproved { background: rgba(230, 160, 40, 0.12); }
.alert-summary .arrow { margin-left: auto; color: var(--hint); font-size: 11px; }
.alert-details { padding: 4px 12px 10px 28px; font-size: 12px; color: var(--hint); border-bottom: 1px solid var(--border); }
.alert-details div { padding: 2px 0; }

#log-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 20;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
#log-panel {
  background: var(--secondary-bg);
  width: 100%;
  max-width: 560px;
  max-height: 70vh;
  border-radius: 12px 12px 0 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
#log-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}
#log-list { overflow-y: auto; padding: 6px 14px; }
.log-entry { padding: 7px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.log-entry .log-time { color: var(--hint); font-size: 11px; }
#log-empty { padding: 20px 0; color: var(--hint); text-align: center; }

/* upload.html */
#upload-page { padding: 14px; max-width: 640px; margin: 0 auto; }
#drop-zone {
  border: 2px dashed var(--border);
  border-radius: 10px;
  padding: 28px 16px;
  text-align: center;
  color: var(--hint);
  cursor: pointer;
  margin-bottom: 12px;
}
#drop-zone.dragover { border-color: var(--link); color: var(--text); background: rgba(98, 188, 249, 0.08); }
#name-field {
  width: 100%;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  margin-bottom: 10px;
  box-sizing: border-box;
}
#originals-list { margin-top: 20px; }
.original-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.original-row .orig-meta { color: var(--hint); font-size: 12px; }
#upload-status { min-height: 18px; color: var(--hint); font-size: 13px; margin: 8px 0; }