@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@400;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

.quarto-light {
  --body-bg: #f8f9fa;
  --grid-color: rgba(0, 0, 0, 0.04);
  --text-main: #212529;
  --text-muted: #6c757d;
  --heading-color: #0b2545;
  --accent-color: #0077b6;
  --accent-hover: #0096c7;
  --card-bg: #ffffff;
  --card-border: rgba(0, 0, 0, 0.1);
  --selection-bg: #0077b6;
  --selection-color: #ffffff;
  --toggle-icon-color: #000000;
}

.quarto-dark {
  --body-bg: #101415;
  --grid-color: rgba(132, 148, 149, 0.04);
  --text-main: #e0e3e5;
  --text-muted: #b9cacb;
  --heading-color: #dbfcff;
  --accent-color: #00dbe9;
  --accent-hover: #7df4ff;
  --card-bg: rgba(25, 28, 30, 0.85);
  --card-border: rgba(59, 73, 75, 0.5);
  --selection-bg: #00f0ff;
  --selection-color: #002022;
  --toggle-icon-color: #00dbe9;
}

html {
  scroll-behavior: smooth;
}

body {
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 40px 40px;
  background-color: var(--body-bg) !important;
  font-family: 'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  color: var(--text-main);
}

::selection {
  background: var(--selection-bg);
  color: var(--selection-color);
}

h1, h2, h3, h4, h5, h6, .title, .navbar-brand {
  font-family: 'Hanken Grotesk', sans-serif;
  font-weight: 700;
}

h1.title, .quarto-title h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--heading-color) !important;
  font-weight: 700;
  -webkit-text-fill-color: unset;
}

h1, h2 {
  color: var(--heading-color);
}

h3, h4 {
  color: var(--text-muted);
}

a {
  color: var(--accent-color);
  transition: color 0.2s ease;
}
a:hover {
  color: var(--accent-hover);
}

.navbar {
  backdrop-filter: blur(12px) saturate(180%);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  background-color: rgba(16, 20, 21, 0.92) !important;
  border-bottom: 1px solid rgba(0, 219, 233, 0.2) !important;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  position: sticky;
  top: 0;
  z-index: 100;
}

.quarto-light .navbar {
  background-color: rgba(255, 255, 255, 0.9) !important;
  border-bottom: 1px solid rgba(0, 119, 182, 0.15) !important;
}

.navbar-title {
  font-family: 'JetBrains Mono', monospace !important;
  font-size: 14px !important;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--accent-color) !important;
  text-transform: uppercase;
}

.navbar-nav .nav-link,
.navbar-nav .nav-link .menu-text {
  font-family: 'Hanken Grotesk', sans-serif !important;
  font-size: 14px !important;
  font-weight: 600;
  color: var(--text-muted) !important;
  transition: color 0.2s ease;
  letter-spacing: 0.02em;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:hover .menu-text {
  color: var(--heading-color) !important;
}

.navbar-nav .nav-link.active,
.navbar-nav .nav-link.active .menu-text {
  color: var(--heading-color) !important;
  border-bottom: 2px solid var(--accent-color);
  padding-bottom: 2px;
}

.quarto-color-scheme-toggle {
  display: flex !important;
  align-items: center;
  justify-content: center;
  padding: 6px 10px !important;
  border-radius: 6px !important;
  cursor: pointer !important;
  transition: all 0.2s ease-in-out !important;
  opacity: 1 !important;
  visibility: visible !important;
  border: none !important;
  background-color: transparent !important;
}

.quarto-color-scheme-toggle i,
.quarto-color-scheme-toggle .bi,
.quarto-color-scheme-toggle .bi::before {
  color: var(--toggle-icon-color) !important;
  font-size: 1.1rem !important;
  font-weight: bold !important;
  display: inline-block !important;
}

.quarto-color-scheme-toggle:hover {
  transform: scale(1.05);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.quarto-dark .quarto-color-scheme-toggle:hover {
  box-shadow: 0 0 12px rgba(0, 219, 233, 0.4);
  border-color: var(--accent-hover) !important;
}

.navbar-nav-scroll {
  display: flex !important;
  align-items: center !important;
}

.quarto-grid-link {
  text-decoration: none !important;
}

.quarto-grid-item.card {
  backdrop-filter: blur(12px);
  background: var(--card-bg) !important;
  border: 1px solid var(--card-border) !important;
  border-radius: 4px !important;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.quarto-grid-item.card:hover {
  transform: translateY(-4px) scale(1.01);
  border-color: var(--accent-color) !important;
  box-shadow: 0 0 20px rgba(0, 219, 233, 0.12), 0 8px 32px rgba(0, 0, 0, 0.3);
}

.card-img-top {
  position: relative;
  overflow: hidden;
  background-color: #1d2022;
  margin-bottom: 0;
}

.card-img-top::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(0, 219, 233, 0.05) 50%);
  background-size: 100% 4px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 10;
}

.quarto-grid-item.card:hover .card-img-top::after {
  opacity: 1;
}

.thumbnail-image.card-img {
  transition: transform 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
  border-bottom: 1px solid var(--card-border);
}

.quarto-grid-item.card:hover .thumbnail-image.card-img {
  transform: scale(1.08);
}

.listing-title {
  color: var(--heading-color) !important;
  font-weight: 600;
  font-size: 18px !important;
  transition: color 0.2s ease;
}

.quarto-grid-item.card:hover .listing-title {
  color: var(--accent-color) !important;
}

.listing-description {
  color: var(--text-muted);
  font-size: 14px;
}

.listing-date, .card-text.text-muted {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px !important;
  color: var(--text-muted) !important;
  letter-spacing: 0.05em;
}

.listing-reading-time {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent-color) !important;
  margin-bottom: 0.4rem;
}

.quarto-listing-default .list-group-item {
  background: var(--card-bg) !important;
  border: 1px solid var(--card-border) !important;
  border-radius: 4px !important;
  margin-bottom: 8px;
  transition: all 0.25s ease;
}

.quarto-listing-default .list-group-item:hover {
  border-color: var(--accent-color) !important;
  box-shadow: 0 0 12px rgba(0, 219, 233, 0.08);
}

.quarto-category {
  font-family: 'JetBrains Mono', monospace !important;
  font-size: 10px !important;
  font-weight: 500 !important;
  padding: 3px 9px !important;
  border-radius: 2px !important;
  background: rgba(49, 49, 192, 0.15) !important;
  color: var(--accent-color) !important;
  border: 1px solid var(--card-border) !important;
  letter-spacing: 0.03em;
  transition: all 0.2s ease-in-out;
}

.quarto-category:hover {
  background-color: var(--accent-color) !important;
  color: var(--body-bg) !important;
}

.callout {
  border-left-width: 4px !important;
  border-radius: 4px !important;
  background-color: var(--card-bg) !important;
  border-color: var(--accent-color) !important;
}

code, pre {
  font-family: 'JetBrains Mono', monospace !important;
  font-size: 13px !important;
  border-radius: 2px;
}

code:not(pre code) {
  background-color: rgba(49, 49, 192, 0.15) !important;
  color: var(--accent-color) !important;
  border: 1px solid var(--card-border);
  padding: 1px 5px;
}

::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: #3b494b;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-color);
}