:root {
  color-scheme: dark;
  --bg: #070809;
  --surface: #0e1012;
  --surface-2: #14171a;
  --line: #24282d;
  --text: #d6d8db;
  --muted: #8e949b;
  --heading: #f5f6f7;
  --accent: #8fd8d2;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
  font-size: 16px;
}

body {
  min-height: 100vh;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.scroll-progress {
  position: fixed;
  z-index: 30;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: transparent;
  pointer-events: none;
}

.scroll-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.site-header,
main {
  width: min(920px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}

.brand strong {
  color: var(--heading);
  font-size: 1rem;
  letter-spacing: 0;
}

.tabs {
  display: flex;
  gap: 1rem;
}

.tabs a {
  color: var(--muted);
  font-size: 0.92rem;
}

.tabs a:hover,
.tabs a.active {
  color: var(--heading);
}

main {
  padding: 4rem 0 6rem;
}

.home-intro {
  min-height: 58vh;
  max-width: 720px;
  padding: 5rem 0 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

[data-motion] {
  opacity: 0;
  transform: translateY(1.6rem);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}

[data-motion].in-view {
  opacity: 1;
  transform: translateY(0);
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  color: var(--heading);
  line-height: 1.2;
}

h1 {
  margin: 0;
  font-size: 4rem;
}

h2 {
  margin: 0;
  font-size: 1.35rem;
}

h3 {
  margin: 0;
  font-size: 1rem;
}

.headline {
  margin: 0.65rem 0 0;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 1.05rem;
}

.headline .team-name {
  font-weight: 700;
}

.headline .team-name--research {
  color: #c98555;
}

.headline .team-name--ctf {
  color: #7f9fc8;
}

.intro {
  max-width: 640px;
  margin: 1rem 0 0;
  color: var(--text);
  font-size: 1.1rem;
}

.focus-row,
.mini-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.focus-row {
  margin-top: 1.3rem;
}

.focus-row span,
.mini-tags span {
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.74rem;
  line-height: 1;
  padding: 0.35rem 0.55rem;
}

.resume-showcase {
  border-top: 1px solid var(--line);
}

.resume-item {
  --item-progress: 0;

  position: relative;
  min-height: 54vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-bottom: 1px solid var(--line);
  padding: 5rem 0;
  transition:
    border-color 0.25s ease,
    opacity 0.25s ease;
}

.resume-item::before,
.resume-item::after {
  content: "";
  position: absolute;
  top: 5rem;
  bottom: 5rem;
  left: -1.5rem;
  width: 1px;
}

.resume-item::before {
  background: var(--line);
}

.resume-item::after {
  background: var(--accent);
  transform: scaleY(var(--item-progress));
  transform-origin: top center;
}

.resume-item.is-active {
  border-color: #3b424a;
}

.resume-item.is-active h2 {
  color: var(--accent);
}

.resume-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1rem;
  margin-bottom: 1rem;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.82rem;
}

.resume-item h2 {
  max-width: 780px;
  font-size: 3.1rem;
  transition: color 0.25s ease;
}

.resume-item p {
  max-width: 700px;
  margin: 0.9rem 0 1.2rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.resume-detail-list {
  display: grid;
  gap: 0.35rem;
  max-width: 760px;
  margin: 0 0 1.2rem;
  padding: 0;
  color: var(--muted);
  list-style: none;
}

.resume-detail-list li {
  display: grid;
  grid-template-columns: 1rem minmax(0, 1fr);
  gap: 0.4rem;
  font-size: 1.05rem;
  line-height: 1.65;
}

.resume-detail-list li::before {
  content: "-";
  color: var(--accent);
}

.home-indicator {
  position: fixed;
  z-index: 4;
  top: 50%;
  left: calc(50% + 500px);
  display: grid;
  gap: 0.25rem;
  width: 9.5rem;
  transform: translateY(-50%);
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  pointer-events: none;
}

.home-indicator span {
  color: var(--accent);
  font-size: 0.78rem;
}

.home-indicator strong {
  color: var(--heading);
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.35;
}

.text-link {
  color: var(--accent);
  font-size: 0.92rem;
}

.split-section {
  display: grid;
  grid-template-columns: 13rem minmax(0, 1fr);
  gap: 2rem;
  padding: 2rem 0;
  border-top: 1px solid var(--line);
}

.timeline {
  display: grid;
  gap: 1.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: 1rem;
}

.timeline time,
.post-meta {
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.82rem;
}

.timeline p {
  margin: 0.35rem 0 0.65rem;
  color: var(--muted);
}

.latest-section {
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.section-title {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.9rem;
}

.section-title > a,
.back-link {
  color: var(--accent);
  font-size: 0.92rem;
}

.post-grid,
.post-list {
  display: grid;
  gap: 0;
}

.post-card {
  border-top: 1px solid var(--line);
}

.post-card:last-child {
  border-bottom: 1px solid var(--line);
}

.post-card a {
  display: block;
  padding: 1.05rem 0;
}

.post-card a:hover h3 {
  color: var(--accent);
}

.post-card h3 {
  margin-top: 0.35rem;
  transition: color 0.15s ease;
}

.post-card p {
  margin: 0.45rem 0 0.7rem;
  color: var(--muted);
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}

.page-head {
  max-width: 650px;
  margin-bottom: 2rem;
}

.page-head p {
  color: var(--muted);
}

.blog-tools {
  display: grid;
  gap: 0.9rem;
  margin-bottom: 1.25rem;
}

.search-box {
  display: grid;
  gap: 0.4rem;
}

.search-box span {
  color: var(--muted);
  font-size: 0.82rem;
}

.search-box input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  outline: none;
  background: var(--surface);
  color: var(--heading);
  padding: 0.75rem 0.8rem;
}

.search-box input:focus {
  border-color: var(--accent);
}

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.category-tabs a {
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.86rem;
  padding: 0.38rem 0.65rem;
}

.category-tabs a.active,
.category-tabs a:hover {
  color: var(--heading);
  border-color: var(--muted);
}

.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.info-panel {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.info-panel h2 {
  margin-bottom: 0.9rem;
}

.link-list {
  display: grid;
  gap: 0.55rem;
}

.link-list a {
  color: var(--accent);
}

.article-shell {
  max-width: 760px;
  margin: 0 auto;
}

.article-head {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}

.article-head h1 {
  margin-bottom: 0.7rem;
  font-size: 2.1rem;
}

.article-head > p:last-child {
  color: var(--muted);
}

.article-content {
  padding-top: 1.4rem;
}

.article-content h1,
.article-content h2,
.article-content h3 {
  margin-top: 2rem;
}

.article-content a {
  color: var(--accent);
  border-bottom: 1px solid rgba(143, 216, 210, 0.45);
}

.article-content img {
  margin: 1rem 0;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-2);
}

.article-content p:has(> img[src="/assets/img/byuctf2025/image1.png"]),
.article-content p:has(> img[src="/assets/img/greyctf2025/image1.png"]) {
  display: none;
}

.article-content pre {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  padding: 1rem;
}

.article-content code {
  border-radius: 4px;
  background: var(--surface-2);
  color: var(--heading);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.9em;
  padding: 0.12rem 0.28rem;
}

.article-content pre code {
  display: block;
  background: transparent;
  padding: 0;
}

.article-content hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 1.4rem 0;
}

.article-content li {
  margin: 0.35rem 0;
}

.empty,
.loading {
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 1rem 0;
}

@media (max-width: 760px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  main {
    padding-top: 2.2rem;
  }

  h1 {
    font-size: 3rem;
  }

  .home-intro {
    min-height: auto;
    padding: 3rem 0 4rem;
  }

  .resume-item {
    min-height: auto;
    padding: 3.5rem 0;
  }

  .resume-item::before,
  .resume-item::after,
  .home-indicator {
    display: none;
  }

  .resume-item h2 {
    font-size: 2.15rem;
  }

  .split-section,
  .timeline li,
  .info-grid {
    grid-template-columns: 1fr;
  }

  .section-title {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 1180px) {
  .home-indicator {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-motion],
  .resume-item,
  .resume-item h2,
  .scroll-progress span {
    transition: none;
  }

  [data-motion] {
    opacity: 1;
    transform: none;
  }
}