:root {
  --bg: #111722;
  --bg2: #182231;
  --panel: #1a2433;
  --panel-soft: #202d3d;
  --text: #e5edf7;
  --muted: #a5b6c9;
  --accent: #f2a65a;
  --accent-2: #f27f73;
  --warn: #e5a362;
  --danger: #e87b8b;
  --border: #2f4055;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background:
    radial-gradient(circle at 20% 0%, #24364a 0%, transparent 38%),
    radial-gradient(circle at 85% 10%, #2a3450 0%, transparent 30%),
    var(--bg);
  color: var(--text);
}

.hero {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  background: linear-gradient(90deg, rgba(242, 166, 90, 0.14), rgba(242, 127, 115, 0.14));
}

.eyebrow { margin: 0; color: var(--accent); font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; }
h1 { margin: 0.2rem 0; font-size: clamp(1.4rem, 3vw, 2rem); }
.subtitle { margin: 0; color: var(--muted); max-width: 68ch; }

.layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1rem;
  padding: 1rem;
}
.panel {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, var(--panel), var(--panel-soft));
  border-radius: 14px;
  padding: 1rem;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.22);
}

.tabs { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.tab {
  background: #243244;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
}
.tab.active { border-color: var(--accent); color: var(--accent); background: #1f3b39; }
.tab-content { display: none; }
.tab-content.active { display: block; }

.stage { padding-bottom: 1rem; margin-bottom: 1rem; border-bottom: 1px dashed var(--border); }
.stage:last-child { border-bottom: none; margin-bottom: 0; }
.stage-note { color: var(--muted); margin-top: 0; }
.card-list { display: grid; gap: 0.65rem; }
.card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.65rem;
  background: rgba(14, 22, 32, 0.55);
}
.card h4 { margin: 0 0 0.4rem; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.5rem;
}
input, select, textarea {
  width: 100%;
  background: #121b27;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem;
  font-family: inherit;
}
textarea { font-family: "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace; }
label { font-size: 0.86rem; color: var(--muted); }

.btn {
  background: #28374a;
  border: 1px solid #3a516f;
  color: #dce7f4;
  border-radius: 8px;
  padding: 0.5rem 0.8rem;
  cursor: pointer;
}
.btn:hover { border-color: var(--accent-2); background: #314760; }
.btn.danger { border-color: #73414a; color: #ffc4cd; background: #41272d; }
.inline-row, .actions-row, .template-row { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }

.code-wrap {
  max-height: 340px;
  overflow: auto;
  background: #111924;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
}
code { font-family: "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace; font-size: 0.82rem; }

.diagram { display: grid; gap: 0.4rem; }
.diagram-block {
  border: 1px solid var(--border);
  background: #162131;
  border-left: 4px solid var(--accent-2);
  border-radius: 8px;
  padding: 0.4rem;
}
.diagram-lv { border-left-color: var(--accent); }

.messages { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.4rem; }
.messages li { background: #172333; border: 1px solid var(--border); border-radius: 8px; padding: 0.45rem; color: #d1e1f4; font-size: 0.9rem; }
.warnings li { border-color: #6f5032; color: #ffd7b1; background: #2b2119; }
.privacy { color: var(--muted); font-size: 0.85rem; }
.glossary { padding-left: 1.1rem; color: #c5d5e7; }
.import-result { margin-top: 0.7rem; }
.seo-section p { color: #c7d8ea; line-height: 1.5; }

.ad-slot {
  border: 1px dashed #4f657f;
  background: rgba(24, 36, 52, 0.75);
  border-radius: 12px;
  padding: 0.85rem;
  margin: 0.75rem 0;
  text-align: center;
}
.ad-top {
  margin: 0.75rem 1rem 0;
}
.ad-label {
  margin: 0 0 0.25rem;
  color: #f5c595;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
}
.ad-copy {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}
.ad-sidebar {
  min-height: 170px;
}

@media (max-width: 1024px) {
  .layout { grid-template-columns: 1fr; }
  .ad-top {
    margin-left: 1rem;
    margin-right: 1rem;
  }
}