:root {
  --bg: #0b0f16;
  --bg-soft: #121a28;
  --panel: #111827;
  --card: #1a2436;
  --text: #e8eefc;
  --muted: #a8b5d8;
  --accent: #3dd6c6;
  --accent-2: #f8b84e;
  --danger: #ff6b7a;
  --line: #253049;
  --ok: #67f59d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 0% 0%, rgba(61, 214, 198, 0.18), transparent 35%),
    radial-gradient(circle at 100% 15%, rgba(248, 184, 78, 0.16), transparent 32%),
    var(--bg);
  min-height: 100vh;
}

.wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 16px;
  display: grid;
  gap: 12px;
}

.hero {
  padding: 14px 6px;
}

.eyebrow {
  margin: 0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
}

h1 {
  margin: 8px 0 0;
  font-size: 1.5rem;
}

.sub {
  margin: 8px 0 0;
  color: var(--muted);
}

.panel {
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  backdrop-filter: blur(4px);
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

h2 {
  margin: 0;
  font-size: 1.1rem;
}

h3 {
  margin: 0;
  font-size: 0.95rem;
  color: var(--muted);
}

.block-title {
  margin: 14px 0 8px;
  color: var(--text);
}

.lite-tag {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 0.8rem;
  color: var(--accent-2);
}

.input-panel label,
.selector-row label {
  color: var(--muted);
  font-size: 0.9rem;
}

.input-row {
  margin-top: 8px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  width: 100%;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  padding: 10px 11px;
}

button {
  background: linear-gradient(120deg, var(--accent), #28b9a9);
  color: #031317;
  border: 0;
  border-radius: 10px;
  padding: 10px 16px;
  font-weight: 700;
  cursor: pointer;
}

button:disabled {
  opacity: 0.7;
  cursor: wait;
}

.error {
  margin: 8px 0 0;
  color: var(--danger);
}

.stat-grid,
.timing-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.card {
  background: var(--card);
  border: 1px solid #2b3854;
  border-radius: 12px;
  padding: 10px;
}

.value {
  margin: 6px 0 0;
  font-size: 1.2rem;
  font-weight: 700;
}

.badge {
  margin: 6px 0 0;
  font-weight: 700;
}

.badge.healthy {
  color: var(--ok);
}

.badge.testing {
  color: var(--accent-2);
}

.badge.flat {
  color: var(--danger);
}

.derived-grid {
  margin-top: 10px;
  display: grid;
  gap: 6px;
}

.derived-grid p {
  margin: 0;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 10px;
  border: 1px dashed #2b3854;
  border-radius: 9px;
}

.derived-grid span {
  color: var(--muted);
}

.uploads {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.uploads li {
  color: var(--text);
}

.uploads small {
  color: var(--muted);
}

.disclaimer {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.84rem;
}

.selector-row {
  margin: 10px 0 12px;
  display: grid;
  gap: 6px;
}

.freq {
  margin: 10px 0 0;
  color: var(--muted);
}

.ad-panel {
  text-align: center;
}

.ad-note {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.ad-slot {
  min-height: 92px;
  border: 1px dashed #33476e;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 0.85rem;
  padding: 8px;
}

.skeleton-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.skeleton {
  position: relative;
  overflow: hidden;
  min-height: 78px;
  background: #162139;
}

.skeleton::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
  animation: pulse 1.4s infinite;
}

.skeleton.full {
  grid-column: 1 / -1;
}

.footer small {
  color: var(--muted);
  display: block;
  margin-bottom: 8px;
}

.hidden {
  display: none;
}

@keyframes pulse {
  to {
    transform: translateX(100%);
  }
}

@media (min-width: 768px) {
  .wrap {
    padding: 24px;
    gap: 14px;
  }

  .stat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .timing-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}