@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;700&family=IBM+Plex+Serif:wght@500;600&display=swap");

:root {
  --ink-950: #060606;
  --ink-900: #111111;
  --ink-700: #2b2b2b;
  --ink-500: #5e5e5e;
  --paper-100: #f3f3f3;
  --paper-50: #fafafa;
  --paper-0: #ffffff;
  --line: #d5d5d5;
  --line-strong: #1e1e1e;
  --shadow-soft: 0 14px 32px -24px rgba(0, 0, 0, 0.55);
  --card-radius: 14px;
}

body {
  font-family: "IBM Plex Sans", "Segoe UI", "Helvetica Neue", sans-serif;
  background: radial-gradient(circle at top right, #ffffff 0%, var(--paper-100) 58%);
  color: var(--ink-900);
}

h1,
h2,
h3,
h4,
h5,
h6,
.navbar-brand {
  font-family: "IBM Plex Serif", Georgia, serif;
  letter-spacing: 0.01em;
}

a {
  color: var(--ink-950);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.16em;
}

a:hover {
  color: #000000;
}

/* Top navigation */
#quarto-header .navbar {
  background: var(--ink-950) !important;
  border-bottom: 1px solid #2a2a2a;
}

#quarto-header .navbar .navbar-brand,
#quarto-header .navbar .nav-link,
#quarto-header .navbar .menu-text,
#quarto-header .navbar .bi {
  color: var(--paper-0) !important;
}

#quarto-header .navbar .nav-link:hover,
#quarto-header .navbar .menu-text:hover {
  color: #d9d9d9 !important;
}

/* Page hero/banner */
#title-block-header.quarto-title-block.default .quarto-title-banner,
.quarto-title-banner {
  background: linear-gradient(135deg, var(--ink-950), #202020) !important;
  color: var(--paper-0) !important;
}

#title-block-header .title {
  font-weight: 600;
}

#title-block-header .quarto-title-meta-heading {
  color: #c9c9c9;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Section headers */
h2 {
  margin-top: 2rem;
  padding-bottom: 0.25rem;
  border-bottom: 2px solid var(--line);
}

/* Listing cards */
.card,
.quarto-grid-item.card,
.quarto-grid-item {
  background: var(--paper-0);
  border: 1px solid var(--line-strong);
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  transition: transform 0.18s ease, box-shadow 0.2s ease;
}

.card:hover,
.quarto-grid-item.card:hover,
.quarto-grid-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 38px -26px rgba(0, 0, 0, 0.75);
}

.card .card-title,
.quarto-grid-item .card-title {
  color: var(--ink-950);
  font-weight: 700;
}

.card .card-text,
.quarto-grid-item .card-text {
  color: var(--ink-700);
}

/* Monochrome image treatment */
.card img,
.quarto-grid-item img,
.about-image,
img.thumbnail-image {
  filter: grayscale(100%) contrast(1.08);
}

/* Category chips / metadata pills */
.quarto-category {
  background: #fff !important;
  color: #111 !important;
  border: 1px solid #111 !important;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
}

/* About page image */
.about-entity .about-image {
  border-radius: 12px;
  border: 2px solid #101010;
  box-shadow: var(--shadow-soft);
}

/* Mobile polish */
@media (max-width: 768px) {
  #title-block-header .title {
    font-size: 1.9rem;
  }

  .card,
  .quarto-grid-item.card,
  .quarto-grid-item {
    border-radius: 10px;
  }
}