@font-face {
  font-family: "Route 159";
  src: url("route-159/Web Font/Route159-Regular.woff") format("woff");
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: "Route 159";
  src: url("route-159/Web Font/Route159-Italic.woff") format("woff");
  font-weight: 400;
  font-style: italic;
}

@font-face {
  font-family: "Route 159";
  src: url("route-159/Web Font/Route159-SemiBold.woff") format("woff");
  font-weight: 600;
  font-style: normal;
}

@font-face {
  font-family: "Route 159";
  src: url("route-159/Web Font/Route159-Bold.woff") format("woff");
  font-weight: 700;
  font-style: normal;
}

@font-face {
  font-family: "Route 159";
  src: url("route-159/Web Font/Route159-BoldItalic.woff") format("woff");
  font-weight: 700;
  font-style: italic;
}

/* https://brand.nixos.org/documents/nixos-branding-guide.pdf */
:root {
  --bg-color: #fcfcfc;
  --text-color: #202020;
  --accent-color: #5fb8f2;
  --accent-soft: #f0f4f8;
  --accent-hover: #4d6fb7;
  --font-family: "Route 159", "Charter", "Bitstream Charter", "Sitka Text", "Cambria", serif;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-family);
  font-size: 1.1rem;
  line-height: 1.7;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
}

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("img/favicon.svg");
  background-repeat: no-repeat;
  background-position: center 30%;
  background-size: 95vh;
  opacity: 0.03;
  z-index: -1;
  pointer-events: none;
}

main {
  max-width: 760px;
  width: 90%;
  margin: 5rem 1rem;
}

header {
  border-bottom: 3px double var(--accent-color);
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  text-align: center;
}

h1 {
  font-size: 2.5rem;
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.6rem;
  margin-top: 3rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
  border-left: 4px solid var(--accent-color);
  padding-left: 1rem;
}

section {
  margin-bottom: 3rem;
}

p {
  margin-bottom: 1.5rem;
}

/* Button Links */
.links {
  display: flex;
  gap: 1rem;
  margin: 2.5rem 0;
  flex-wrap: wrap;
}

.links a {
  display: inline-block;
  background-color: var(--accent-color);
  color: white;
  padding: 0.8rem 1.5rem;
  text-decoration: none;
  font-weight: bold;
  border-radius: 4px;
  transition: background-color 0.2s ease, transform 0.1s ease;
  flex: 1;
  text-align: center;
  min-width: 200px;
}

.links a:hover {
  background-color: var(--accent-hover);
  transform: translateY(-1px);
}

.links a:active {
  transform: translateY(0);
}

/* Timeline */
.timeline {
  list-style: none;
  padding: 0;
  margin: 0;
}

.timeline li {
  display: grid;
  grid-template-columns: 140px 280px 1fr;
  gap: 1.5rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid #eee;
  align-items: baseline;
}

.timeline li:last-child {
  border-bottom: none;
}

.event-date {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-weight: 500;
  font-size: 0.85rem;
  color: #777;
  text-transform: none;
  letter-spacing: 0;
}

.event-location {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-color);
}

.event-special {
  font-size: 0.9rem;
  color: #666;
  font-style: italic;
}

hr {
  border: 0;
  border-top: 1px solid #ddd;
  margin: 5rem 0 3rem 0;
}

/* Footer Layout */
.footer-container {
  margin-bottom: 5rem;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.icon-matrix {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.icon-matrix img {
  image-rendering: pixelated;
}

.footer-links a {
  color: #777;
  text-decoration: none;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--accent-color);
  text-decoration: underline;
}

/* 8-Ball */
details.magic-8-ball {
  cursor: pointer;
  user-select: none;
  width: 100%;
  border-top: 1px dashed #ddd;
  padding-top: 1.5rem;
}

details.magic-8-ball summary {
  list-style: none;
  font-style: italic;
  color: #666;
  font-size: 1rem;
  outline: none;
  text-align: right;
  transition: color 0.2s ease;
}

details.magic-8-ball summary:hover {
  color: var(--accent-color);
}

details.magic-8-ball summary::-webkit-details-marker {
  display: none;
}

.ball-answer {
  margin-top: 1.5rem;
  padding: 1.5rem;
  background-color: var(--accent-soft);
  border-radius: 6px;
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--text-color);
  text-align: center;
  border: 1px solid #e1e8f0;
  animation: slideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.ball-answer strong {
  color: var(--accent-color);
}

.ball-answer a {
  display: inline-block;
  margin-top: 1rem;
  color: var(--accent-color);
  font-weight: bold;
  text-decoration: none;
  border-bottom: 2px solid var(--accent-color);
}

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

.event-location a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid #ccc;
}

.event-location a:hover {
  border-bottom-color: var(--accent-color);
  color: var(--accent-color);
}

@media (max-width: 650px) {
  .timeline li {
    display: flex;
    flex-wrap: wrap;
    gap: 0.2rem 1.5rem;
    padding: 1rem 0;
  }

  .event-location {
    flex: 1 0 100%;
    order: 1;
    font-size: 1.1rem;
  }

  .event-date {
    order: 2;
  }

  .event-special {
    order: 3;
  }
}