:root {
  color-scheme: light;
  --bg: #f6f4ef;
  --panel: #ffffff;
  --ink: #1d1b16;
  --muted: #5b5b58;
  --accent: #0f4c5c;
  --accent-soft: #d3e7eb;
  --border: #e0ddd5;
  --badge-buyback: #1b5e20;
  --badge-ma: #7b1fa2;
  --badge-tob: #0d47a1;
  --badge-5pct: #bf360c;
  --chip: #efe9df;
  --shadow: 0 16px 32px rgba(15, 12, 7, 0.08);
  --radius: 16px;
  --font: "IBM Plex Sans", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: radial-gradient(circle at 10% 10%, #ffffff 0%, #f6f4ef 55%, #f1ede6 100%);
}

.site-header {
  padding: 32px 6vw 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(6px);
}

.brand {
  display: flex;
  gap: 16px;
  align-items: center;
}

.brand h1 {
  margin: 0;
  font-size: 1.6rem;
  letter-spacing: 0.02em;
}

.brand p {
  margin: 4px 0 0;
  color: var(--muted);
}

.header-meta {
  font-size: 0.95rem;
  color: var(--muted);
  text-align: right;
}

.layout {
  display: grid;
  grid-template-columns: minmax(240px, 320px) 1fr;
  gap: 24px;
  padding: 24px 6vw 48px;
}

.panel {
  background: var(--panel);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  position: sticky;
  top: 24px;
  height: fit-content;
}

.panel h2 {
  margin-top: 0;
  font-size: 1.1rem;
  letter-spacing: 0.03em;
}

.filter-group {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
}

.filter-group label,
.filter-group .label {
  font-size: 0.9rem;
  color: var(--muted);
}

input[type="text"],
input[type="date"] {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 0.95rem;
}

.pill-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
  gap: 8px;
}

.pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 999px;
  background: var(--chip);
  font-size: 0.85rem;
}

.pill input {
  accent-color: var(--accent);
}

.btn {
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.results {
  display: grid;
  gap: 16px;
}

.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.results-meta {
  color: var(--muted);
  font-size: 0.9rem;
}

.day-section {
  background: var(--panel);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.day-section h3 {
  margin: 0 0 12px;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.item {
  padding: 12px 0;
  border-top: 1px solid var(--border);
}

.item:first-of-type {
  border-top: none;
}

.item-title {
  font-weight: 600;
  margin: 6px 0;
}

.item-title a {
  color: var(--ink);
  text-decoration: none;
}

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

.item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  font-size: 0.85rem;
  color: var(--muted);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.badge.BUYBACK { background: var(--badge-buyback); }
.badge.MA { background: var(--badge-ma); }
.badge.TOB { background: var(--badge-tob); }
.badge[title="5PCT"],
.badge.FIVEPCT,
.badge.\35 PCT { background: var(--badge-5pct); }

.tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
}

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #1d1b16;
  color: #fff;
  padding: 12px 16px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .panel {
    position: static;
  }

  .header-meta {
    text-align: left;
  }
}