:root {
  --bg: #f6f4ef;
  --text: #1f1f1f;
  --panel: #fffdf8;
  --line: #dfd8c8;
  --accent: #315b4c;
  --accent-soft: #ebf2ef;
  --danger: #8c2e2e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f0ede5 0%, var(--bg) 40%, #faf8f3 100%);
}

.hero {
  padding: 1.5rem 1rem;
  border-bottom: 1px solid var(--line);
  background: radial-gradient(circle at top right, #d7e7df 0%, #f7f4ed 55%);
}

.hero h1 {
  margin: 0 0 0.4rem;
}

.hero p {
  margin: 0;
  color: #3e4d47;
}

.layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
  display: grid;
  gap: 1rem;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.75rem;
}

.summary-box {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--accent-soft);
  padding: 0.65rem;
}

.summary-box .label {
  font-size: 0.85rem;
  color: #4f5a55;
}

.summary-box .value {
  font-size: 1.25rem;
  font-weight: 700;
}

.run-meta {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: #4f5a55;
}

.filters-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
}

.filters-form label {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.9rem;
}

input,
select,
button {
  padding: 0.45rem 0.6rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: white;
}

button {
  cursor: pointer;
}

button:hover {
  border-color: var(--accent);
}

.hint {
  margin: 0 0 0.5rem;
  color: #4f5a55;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 0.55rem;
  text-align: left;
  vertical-align: top;
}

th[data-sort] {
  cursor: pointer;
}

th[data-sort]:hover {
  color: var(--accent);
}

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

.empty {
  color: #4f5a55;
  padding: 0.4rem 0;
}

.hidden {
  display: none;
}

.histogram {
  display: grid;
  gap: 0.5rem;
}

.hist-row {
  display: grid;
  grid-template-columns: 120px 1fr 40px;
  gap: 0.5rem;
  align-items: center;
}

.bar {
  height: 14px;
  border-radius: 8px;
  background: linear-gradient(90deg, #7fa593, #315b4c);
}

.changes-feed {
  display: grid;
  gap: 0.6rem;
}

.change-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.6rem;
  background: #fff;
}

.change-head {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
  margin-bottom: 0.35rem;
}

.badge {
  border-radius: 999px;
  padding: 0.12rem 0.5rem;
  font-size: 0.8rem;
  border: 1px solid var(--line);
}

.badge.new { background: #e8f7ec; }
.badge.price_changed { background: #fff2dc; }
.badge.attributes_changed { background: #e6f1fb; }
.badge.removed { background: #fdeaea; color: var(--danger); }

.diff-line {
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.85rem;
}

@media (max-width: 760px) {
  .hist-row {
    grid-template-columns: 90px 1fr 30px;
  }
}