:root {
  --bg: #08080a;
  --panel: #111114;
  --panel-2: #17171c;
  --border: #26262c;
  --fg: #f4f4f5;
  --fg-dim: #a1a1aa;
  --fg-muted: #71717a;
  --accent: #e11d48;
  --accent-hover: #f43f5e;
  --good: #22c55e;
  --warn: #f59e0b;
  --bad: #ef4444;
  --radius: 12px;
  --radius-sm: 8px;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

* { box-sizing: border-box; }
html { color-scheme: dark; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  line-height: 1.5;
  min-height: 100dvh;
  display: grid;
  grid-template-columns: 240px 1fr;
}

a { color: var(--accent); }
a:hover { color: var(--accent-hover); }

.sidebar {
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 18px 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: sticky; top: 0; height: 100dvh;
}
.brand {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 1.15rem;
  padding: 6px 10px 14px;
  border-bottom: 1px solid var(--border);
}
.brand__crown { font-size: 1.3rem; }
.nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.nav__item {
  background: transparent; border: 0;
  color: var(--fg-dim); text-align: left;
  padding: 9px 12px; border-radius: var(--radius-sm);
  cursor: pointer; font: inherit; font-size: 0.95rem;
}
.nav__item:hover { background: var(--panel-2); color: var(--fg); }
.nav__item.is-active { background: var(--panel-2); color: var(--fg); font-weight: 600; }
.sidebar__foot {
  padding: 8px 10px;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--fg-muted);
  word-break: break-all;
}

.main { padding: 0; min-width: 0; }
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: var(--bg); z-index: 5;
}
.topbar h1 { font-size: 1.25rem; margin: 0; }
.topbar__right { display: flex; gap: 8px; }

.panel { padding: 24px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}
.stat {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex; flex-direction: column; gap: 4px;
}
.stat__label { color: var(--fg-dim); font-size: 0.85rem; }
.stat__value { font-size: 1.6rem; font-weight: 700; font-variant-numeric: tabular-nums; }

.hint { color: var(--fg-muted); font-size: 0.85rem; margin: 14px 0 0; }

.list { display: flex; flex-direction: column; gap: 8px; }
.row {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 12px;
  align-items: center;
}
.row__title { font-weight: 600; }
.row__meta { color: var(--fg-dim); font-size: 0.85rem; font-family: var(--mono); word-break: break-all; }
.row__actions { display: flex; gap: 6px; flex-shrink: 0; }
.row__price {
  font-variant-numeric: tabular-nums;
  background: var(--panel-2);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  cursor: pointer;
  font-weight: 600;
}
.row__price:hover { border-color: var(--accent); color: var(--accent); }
.row__price-edit {
  background: var(--bg); color: var(--fg);
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  width: 100px;
  font: inherit;
  font-variant-numeric: tabular-nums;
}

.btn {
  background: var(--panel-2); color: var(--fg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font: inherit;
  cursor: pointer;
}
.btn:hover { background: #20202a; }
.btn--primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn--ghost { background: transparent; }
.btn--danger { background: transparent; border-color: var(--bad); color: var(--bad); }
.btn--danger:hover { background: rgba(239,68,68,0.1); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.form { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; margin-bottom: 16px; }
.form__row { display: grid; grid-template-columns: 1fr 2fr auto; gap: 8px; }
.form input,
.form textarea,
.form select {
  background: var(--bg); color: var(--fg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  font: inherit;
  width: 100%;
}
.form input:focus-visible,
.form textarea:focus-visible,
.form select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
@media (max-width: 720px) {
  .form__row { grid-template-columns: 1fr; }
}

.lbl {
  display: flex; flex-direction: column; gap: 4px;
  color: var(--fg-dim); font-size: 0.85rem;
  margin-bottom: 12px;
}
.lbl input, .lbl textarea, .lbl select { color: var(--fg); font-size: 1rem; }

.composer { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 16px; }
.composer__col {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  min-width: 0;
}
.composer__col input,
.composer__col textarea,
.composer__col select {
  background: var(--bg); color: var(--fg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  font: inherit; width: 100%;
}
.composer__col input:focus-visible,
.composer__col textarea:focus-visible,
.composer__col select:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 1px;
}
.composer__actions { display: flex; gap: 8px; flex-wrap: wrap; }
#email-preview-frame {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  width: 100%;
  height: 600px;
}
.var-row { display: grid; grid-template-columns: 80px 1fr; gap: 8px; align-items: center; margin-bottom: 8px; }
.var-row label { font-size: 0.85rem; color: var(--fg-dim); }
.link-row { display: grid; grid-template-columns: 1fr 1fr auto; gap: 6px; margin-bottom: 6px; }
.par-row { display: flex; gap: 6px; margin-bottom: 6px; align-items: flex-start; }
.par-row textarea { min-height: 60px; }
.add-btn { background: transparent; color: var(--fg-dim); border: 1px dashed var(--border); padding: 8px; border-radius: var(--radius-sm); cursor: pointer; font: inherit; }
.add-btn:hover { color: var(--fg); border-color: var(--fg-muted); }
.del-btn { background: transparent; color: var(--bad); border: 0; padding: 4px 8px; cursor: pointer; }

@media (max-width: 960px) {
  .composer { grid-template-columns: 1fr; }
  #email-preview-frame { height: 400px; }
}

.seg {
  display: inline-flex;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px;
  gap: 2px;
  margin-bottom: 14px;
}
.seg__btn {
  background: transparent;
  color: var(--fg-dim);
  border: 0;
  padding: 6px 14px;
  border-radius: 999px;
  font: inherit;
  font-size: 0.88rem;
  cursor: pointer;
  font-weight: 500;
}
.seg__btn:hover { color: var(--fg); }
.seg__btn.is-active { background: var(--accent); color: #fff; font-weight: 600; }

textarea#raw-html {
  font-family: var(--mono);
  font-size: 0.85rem;
  min-height: 280px;
}

.banner {
  margin: 18px 24px 0;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: rgba(245,158,11,0.12);
  border: 1px solid rgba(245,158,11,0.4);
  color: #fde68a;
  font-size: 0.9rem;
}
.banner[data-tone="error"] { background: rgba(239,68,68,0.12); border-color: rgba(239,68,68,0.4); color: #fecaca; }
.banner[data-tone="ok"]    { background: rgba(34,197,94,0.12); border-color: rgba(34,197,94,0.4); color: #bbf7d0; }

@media (max-width: 720px) {
  body { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; flex-direction: row; flex-wrap: wrap; }
  .nav { flex-direction: row; flex-wrap: wrap; flex: 1 1 100%; }
  .brand { border-bottom: 0; }
}