:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --ink: #172026;
  --muted: #68737d;
  --line: #dde4ea;
  --soft: #eef3f4;
  --accent: #08765f;
  --accent-strong: #055846;
  --danger: #b71d2b;
  --warn: #b66500;
  --shadow: 0 18px 45px rgba(23, 32, 38, 0.09);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.45 Inter, Segoe UI, Arial, sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
  font-weight: 500;
}

.app {
  display: grid;
  grid-template-columns: 280px minmax(520px, 1fr) 390px;
  min-height: 100vh;
}

.sidebar,
.inspector {
  background: var(--panel);
  border-color: var(--line);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
}

.sidebar {
  border-right: 1px solid var(--line);
  padding: 22px;
}

.inspector {
  border-left: 1px solid var(--line);
  padding: 20px;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 26px;
}

.brand-mark,
.avatar {
  display: grid;
  place-items: center;
  background: #101820;
  color: #fff;
  font-weight: 800;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 8px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 18px;
}

.brand p,
.kicker,
.status-text,
.filter-block label,
.search span,
.stats span,
.fb-top span,
.fb-bottom span {
  color: var(--muted);
  font-size: 12px;
}

.kicker {
  margin-bottom: 3px;
  text-transform: uppercase;
  letter-spacing: 0;
  font-weight: 700;
}

.search,
.filter-block,
.editor-form label {
  display: grid;
  gap: 7px;
  margin-bottom: 16px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 10px 11px;
  outline: none;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(8, 118, 95, 0.12);
}

.stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 24px;
}

.stats div {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.stats strong {
  display: block;
  font-size: 22px;
}

.main {
  min-width: 0;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  padding: 20px 26px;
  background: rgba(244, 246, 248, 0.92);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 4;
  backdrop-filter: blur(12px);
}

.actions,
.inspector-head {
  display: flex;
  align-items: center;
  gap: 10px;
}

.primary-btn,
.icon-btn {
  border: 0;
  cursor: pointer;
  border-radius: 8px;
  font-weight: 800;
}

.primary-btn {
  background: var(--accent);
  color: #fff;
  padding: 10px 16px;
}

.primary-btn:hover {
  background: var(--accent-strong);
}

.primary-btn:disabled {
  background: #a9b4b7;
  cursor: not-allowed;
}

.icon-btn {
  width: 38px;
  height: 38px;
  background: #fff;
  border: 1px solid var(--line);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  align-items: start;
  gap: 18px;
  padding: 20px 20px 34px;
}

.ad-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
  overflow: hidden;
  cursor: pointer;
}

.ad-card.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(8, 118, 95, 0.15), var(--shadow);
}

.card-meta {
  display: flex;
  justify-content: space-between;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}

.row-pill,
.dirty-pill {
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 12px;
  font-weight: 800;
}

.row-pill {
  background: #f1eee9;
  color: #7d1b1b;
}

.dirty-pill {
  display: none;
  background: #fff3dd;
  color: var(--warn);
}

.ad-card.dirty .dirty-pill {
  display: inline-block;
}

.fb-card {
  background: #fff;
}

.fb-top {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 14px 8px;
}

.avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
}

.fb-top strong,
.fb-top span {
  display: block;
}

.primary-text {
  white-space: pre-wrap;
  padding: 0 14px 13px;
}

.visual {
  position: relative;
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(8, 118, 95, 0.12), transparent 35%),
    linear-gradient(180deg, #eef4f4, #dfe8ed);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 24px;
  text-align: center;
}

.visual:not(.has-image) {
  aspect-ratio: 1.55 / 1;
}

.visual.has-image {
  display: block;
  padding: 0;
  background: #f2f3f5;
}

.preview-image {
  display: block;
}

.visual:not(.has-image) .preview-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.visual.has-image .preview-image {
  position: static;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.preview-image:not([hidden]) + div {
  display: none;
}

.visual strong {
  display: block;
  font-size: 20px;
  line-height: 1.15;
}

.visual span {
  display: inline-block;
  margin-top: 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.fb-bottom {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 11px 14px;
  background: #f2f3f5;
}

.fb-bottom strong {
  display: block;
  margin-top: 2px;
}

.fb-bottom button {
  border: 0;
  border-radius: 6px;
  background: #e2e5e9;
  padding: 8px 12px;
  font-weight: 800;
  color: #23313a;
}

.card-foot {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-top: 1px solid var(--line);
}

.card-foot span {
  color: var(--muted);
  text-align: right;
}

.inspector-head {
  justify-content: space-between;
  margin-bottom: 18px;
}

.editor-form label {
  color: #34414a;
  font-size: 12px;
}

.empty {
  grid-column: 1 / -1;
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 40px;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 1150px) {
  .app {
    grid-template-columns: 240px 1fr;
  }

  .inspector {
    grid-column: 1 / -1;
    height: auto;
    position: static;
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 760px) {
  .app {
    display: block;
  }

  .sidebar,
  .toolbar {
    position: static;
  }

  .sidebar {
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .card-grid {
    grid-template-columns: 1fr;
    padding: 16px;
  }
}