:root {
  --bg: #f8f4ef;
  --ink: #1b1a17;
  --ink-soft: #3f3c35;
  --accent: #e55c3b;
  --accent-dark: #b93f23;
  --panel: #ffffff;
  --border: #d8cbbd;
  --shadow: 0 20px 40px rgba(30, 22, 12, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Space Grotesk', 'Segoe UI', sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top left, #ffe7d6, transparent 55%),
    radial-gradient(circle at 70% 20%, #f4f0d9, transparent 50%),
    linear-gradient(160deg, #fdf6f1, #f7eee4 60%, #efe7dc);
  min-height: 100vh;
}

.mesh {
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(27, 26, 23, 0.05) 1px, transparent 0);
  background-size: 24px 24px;
  pointer-events: none;
  opacity: 0.5;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(248, 244, 239, 0.86);
  border-bottom: 1px solid var(--border);
  padding: 20px 6vw;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.brand-mark {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: var(--accent);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  box-shadow: var(--shadow);
}

h1 {
  margin: 0;
  font-family: 'Fraunces', serif;
  font-size: 26px;
}

p {
  margin: 4px 0 0;
  color: var(--ink-soft);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tab {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 600;
}

.tab.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent-dark);
  box-shadow: var(--shadow);
}

main {
  padding: 28px 6vw 80px;
}

.hero {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.hero h2 {
  font-family: 'Fraunces', serif;
  font-size: 32px;
  margin-bottom: 8px;
}

.lead {
  max-width: 520px;
}

.pill {
  background: #fff4ec;
  border: 1px solid var(--border);
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 600;
}

.search-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 24px;
}

.search-row {
  display: flex;
  gap: 12px;
  margin: 12px 0 8px;
}

input, textarea {
  font-family: 'Space Grotesk', sans-serif;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
  flex: 1;
}

textarea {
  min-height: 120px;
}

button {
  font-family: 'Space Grotesk', sans-serif;
}

#searchBtn, #submitContribution {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 12px 18px;
  cursor: pointer;
  font-weight: 600;
  transition: transform 0.2s ease;
}

#searchBtn:hover, #submitContribution:hover {
  transform: translateY(-2px);
}

.domain-toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.domain-toggle {
  background: #fff;
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px;
  box-shadow: var(--shadow);
}

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

.result-group {
  display: grid;
  gap: 12px;
  margin-bottom: 16px;
}

.group-title {
  margin: 0;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.card {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  background: #fff;
  transition: transform 0.2s ease;
  animation: rise 0.45s ease both;
}

.card:hover {
  transform: translateY(-4px);
}

.card-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
}

.card h5 {
  margin: 0;
  font-size: 16px;
}

.kind {
  background: #fff4ec;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0;
}

.tag-row span {
  background: #f7efe7;
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 11px;
}

.meta {
  color: var(--ink-soft);
  font-size: 13px;
  margin-bottom: 6px;
}

.card a {
  color: var(--accent-dark);
  text-decoration: none;
  font-size: 13px;
}

.card a:hover {
  text-decoration: underline;
}

.score {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.score span {
  background: #f7efe7;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
}

.trace {
  display: grid;
  gap: 12px;
  font-size: 14px;
}

.trace .step {
  padding: 12px;
  border-radius: 12px;
  background: #fdf2ea;
  border: 1px solid var(--border);
}

.signal-summary {
  display: grid;
  gap: 12px;
}

.evidence-list {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.signal-card {
  padding: 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: #fff;
  animation: rise 0.45s ease both;
}

.evidence {
  display: grid;
  gap: 12px;
}

.evidence-item {
  border-left: 3px solid var(--accent);
  padding-left: 12px;
  animation: rise 0.45s ease both;
}

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

.feed-item {
  background: #fff;
  border-radius: 14px;
  padding: 14px;
  border: 1px solid var(--border);
  animation: rise 0.45s ease both;
}

.rights {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 8px;
}

.muted {
  color: var(--ink-soft);
}

.status {
  margin-top: 10px;
  color: var(--accent-dark);
  font-weight: 600;
}

.tab-panel {
  display: none;
  animation: fadeIn 0.4s ease;
}

.tab-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 720px) {
  .search-row {
    flex-direction: column;
  }

  .topbar {
    position: static;
  }
}