/* =========================================================
   CriticalQCD
   Scientific portal styling
   ========================================================= */

:root {
  --cq-navy: #102a43;
  --cq-blue: #2563a6;
  --cq-light-blue: #eaf2f8;
  --cq-text: #25313c;
  --cq-muted: #627080;
  --cq-border: #dce3e8;
  --cq-bg-soft: #f6f8fa;
  --cq-white: #ffffff;
}

/* ---------- Global ---------- */

body {
  color: var(--cq-text);
  line-height: 1.68;
}

main {
  font-size: 1.04rem;
}

h1,
h2,
h3 {
  color: var(--cq-navy);
  font-weight: 650;
}

h2 {
  margin-top: 3rem;
}

a {
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* ---------- Navbar ---------- */

.navbar {
  border-bottom: 1px solid var(--cq-border);
  box-shadow: none;
}

.navbar-brand {
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* ---------- Homepage hero ---------- */

.hero {
  max-width: 1180px;
  margin: 1.5rem auto 2.5rem auto;
  padding: 4.5rem 3.5rem;
  background:
    linear-gradient(
      120deg,
      rgba(16, 42, 67, 0.97),
      rgba(24, 73, 112, 0.94)
    );
  border-radius: 18px;
  color: white;
}

.hero h1 {
  color: white;
  max-width: 850px;
  font-size: clamp(2.5rem, 5vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
  margin-top: 0.6rem;
  margin-bottom: 1.5rem;
}

.hero p {
  max-width: 880px;
  font-size: 1.2rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.88);
}

.hero-kicker {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.7);
}

.hero-actions {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  padding: 0.75rem 1.2rem;
  border-radius: 7px;
  font-weight: 600;
  text-decoration: none;
}

.btn-primary {
  background: white;
  color: var(--cq-navy) !important;
  border: 1px solid white;
}

.btn-primary:hover {
  background: #edf3f8;
}

.btn-outline {
  border: 1px solid rgba(255, 255, 255, 0.7);
  color: white !important;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* ---------- Status panel ---------- */

.status-panel {
  max-width: 1040px;
  margin: -1rem auto 4rem auto;
  padding: 1.7rem 2rem;
  background: var(--cq-light-blue);
  border-left: 5px solid var(--cq-blue);
  border-radius: 7px;
}

.status-panel h3 {
  margin-top: 0;
}

/* ---------- Main homepage width ---------- */

#quarto-document-content > h2,
#quarto-document-content > p,
#quarto-document-content > ul,
#quarto-document-content > .home-grid,
#quarto-document-content > .topic-grid,
#quarto-document-content > .home-closing {
  max-width: 1040px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Cards ---------- */

.home-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
  margin-top: 2rem;
  margin-bottom: 4rem;
}

.home-card {
  padding: 1.7rem;
  background: var(--cq-white);
  border: 1px solid var(--cq-border);
  border-radius: 10px;
}

.home-card:hover {
  border-color: #aabac7;
  transform: translateY(-2px);
  transition: 0.15s ease;
}

.home-card h3 {
  margin-top: 0;
  font-size: 1.25rem;
}

/* ---------- Topic grid ---------- */

.topic-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem 2rem;
  margin-top: 1.8rem;
  margin-bottom: 4rem;
}

.topic-grid > div {
  padding-top: 1rem;
  border-top: 2px solid var(--cq-border);
}

/* ---------- Closing ---------- */

.home-closing {
  margin-top: 4rem;
  margin-bottom: 4rem;
  padding: 2rem;
  background: var(--cq-bg-soft);
  border-radius: 10px;
}

/* ---------- Mobile ---------- */

@media (max-width: 850px) {

  .hero {
    padding: 3rem 1.6rem;
    border-radius: 10px;
  }

  .home-grid,
  .topic-grid {
    grid-template-columns: 1fr;
  }

  .status-panel {
    margin-left: 0.5rem;
    margin-right: 0.5rem;
  }
}

/* =========================================================
   Evidence status system
   ========================================================= */

.assessment-box {
  padding: 1.8rem 2rem;
  margin: 1rem 0 3rem 0;
  background: #f4f7fa;
  border-left: 5px solid #52697d;
  border-radius: 8px;
}

.assessment-box h2 {
  margin-top: 0;
}

.status-key {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.8rem 1rem;
  align-items: start;
  margin: 1.8rem 0 2rem 0;
}

.status-badge {
  display: inline-block;
  padding: 0.18rem 0.55rem;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.06em;
  vertical-align: middle;
  white-space: nowrap;
}

.status-established {
  background: #e7f3ed;
  color: #286046;
}

.status-suggestive {
  background: #fff4d8;
  color: #795d12;
}

.status-unresolved {
  background: #e9eef4;
  color: #40566b;
}

.status-disfavored {
  background: #f7e8e8;
  color: #814141;
}

.status-open {
  background: #edf0fa;
  color: #465b8a;
}

@media (max-width: 700px) {
  .status-key {
    grid-template-columns: 1fr;
  }
}