:root {
  --ink: #17243a;
  --muted: #66758d;
  --soft: #eef6ff;
  --line: #dbe7f6;
  --card: rgba(255, 255, 255, 0.9);
  --blue: #6577ff;
  --blue-dark: #4257dd;
  --mint: #46d7bf;
  --orange: #ffaf61;
  --shadow: 0 22px 60px rgba(65, 91, 133, 0.16);
  color: var(--ink);
  font-family:
    Inter,
    "Noto Sans SC",
    "PingFang SC",
    "Microsoft YaHei",
    Arial,
    sans-serif;
  background: #f7fbff;
  letter-spacing: 0;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 18% 16%, rgba(70, 215, 191, 0.22), transparent 28%),
    radial-gradient(circle at 82% 4%, rgba(101, 119, 255, 0.17), transparent 26%),
    linear-gradient(135deg, #fbfdff 0%, #eef8ff 48%, #f8f5ff 100%);
}

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

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

button,
input {
  font: inherit;
}

code,
pre {
  font-family: "Cascadia Code", "JetBrains Mono", Consolas, monospace;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 10;
  width: min(1200px, calc(100% - 32px));
  min-width: 0;
  margin: 16px auto 0;
  padding: 10px 14px;
  display: grid;
  grid-template-columns: auto minmax(260px, 1fr) minmax(220px, 320px);
  gap: 18px;
  align-items: center;
  border: 1px solid rgba(205, 219, 239, 0.86);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 14px 38px rgba(71, 94, 126, 0.14);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 15px;
  line-height: 1;
  font-weight: 900;
  color: #14234a;
}

.brand small {
  max-width: 170px;
  margin-top: 3px;
  overflow: hidden;
  color: #65718a;
  font-size: 11px;
  font-weight: 750;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.brand-mark {
  position: relative;
  flex: 0 0 auto;
  width: 34px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: linear-gradient(135deg, #5b6df6, #8aa0ff);
  box-shadow: inset 0 -4px 0 rgba(32, 52, 164, 0.18);
}

.brand-mark::before,
.brand-mark::after,
.brand-mark span {
  position: absolute;
  content: "";
  background: #fff;
}

.brand-mark::before {
  width: 16px;
  height: 12px;
  border-radius: 4px 4px 2px 2px;
}

.brand-mark::after {
  top: 7px;
  width: 6px;
  height: 6px;
  border-radius: 2px;
}

.brand-mark span {
  bottom: 8px;
  width: 23px;
  height: 6px;
  border-radius: 2px;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 3vw, 28px);
  min-width: 0;
}

.nav-links a {
  position: relative;
  padding: 10px 0;
  color: #25324a;
  font-size: 13px;
  font-weight: 850;
  white-space: nowrap;
}

.nav-links a.active,
.nav-links a:hover {
  color: var(--blue-dark);
}

.nav-links a.active::after {
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 22px;
  height: 3px;
  border-radius: 999px;
  background: var(--blue-dark);
  content: "";
  transform: translateX(-50%);
}

.site-search {
  min-width: 0;
  height: 38px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 38px;
  border: 1px solid #dbe5f3;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.82);
}

.site-search label {
  min-width: 0;
}

.site-search input {
  width: 100%;
  height: 100%;
  padding: 0 13px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: 13px;
}

.site-search button {
  border: 0;
  border-left: 1px solid #e5edf8;
  border-radius: 0 10px 10px 0;
  background: transparent;
  color: var(--blue-dark);
  cursor: pointer;
}

.hero-section {
  padding: 34px 16px 18px;
}

.hero-inner {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  width: min(1200px, 100%);
  min-height: 430px;
  margin: 0 auto;
  padding: clamp(34px, 6vw, 70px);
  display: flex;
  align-items: center;
  border: 1px solid rgba(205, 219, 239, 0.86);
  border-radius: 22px;
  background:
    linear-gradient(90deg, rgba(246, 252, 255, 0.96) 0 43%, rgba(246, 252, 255, 0.55) 62%, rgba(246, 252, 255, 0.18)),
    url("/assets/hero-game-tech.png") right center / auto 112% no-repeat;
  box-shadow: var(--shadow);
}

.hero-inner::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(101, 119, 255, 0.12) 1px, transparent 1px),
    linear-gradient(rgba(101, 119, 255, 0.1) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle at 18% 28%, #000 0 18%, transparent 36%);
  content: "";
}

.hero-copy {
  width: min(560px, 100%);
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--blue-dark);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-copy h1 {
  max-width: 680px;
  margin: 0;
  color: #0d2145;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 0.98;
  font-weight: 950;
}

.hero-copy > p:not(.eyebrow) {
  max-width: 510px;
  margin: 20px 0 0;
  color: #44546e;
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.8;
  font-weight: 700;
}

.hero-actions {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button-link,
.ghost-link {
  min-height: 42px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 900;
}

.button-link {
  border: 0;
  background: linear-gradient(135deg, #5969f5, #82a6ff);
  color: #fff;
  box-shadow: 0 14px 28px rgba(89, 105, 245, 0.22);
}

.ghost-link {
  border: 1px solid #d6e3f4;
  background: rgba(255, 255, 255, 0.76);
  color: #24354f;
}

.content-shell,
.page-shell,
.article-shell {
  width: min(1200px, calc(100% - 32px));
  margin: 24px auto 0;
}

.content-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 24px;
  align-items: start;
}

.content-main,
.blog-sidebar,
.article-aside {
  min-width: 0;
}

.featured-post,
.section-block,
.sidebar-card,
.search-page-card,
.article-page {
  border: 1px solid rgba(214, 227, 246, 0.9);
  border-radius: 16px;
  background: var(--card);
  box-shadow: 0 14px 34px rgba(72, 96, 130, 0.1);
  backdrop-filter: blur(14px);
}

.featured-post {
  margin-bottom: 22px;
  padding: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: end;
}

.featured-post h2 {
  margin: 0;
  color: #14243f;
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.15;
}

.featured-post p {
  max-width: 680px;
  margin: 12px 0;
  color: var(--muted);
  line-height: 1.8;
}

.section-block {
  padding: 24px;
}

.section-head {
  margin-bottom: 18px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
}

.section-head h2 {
  margin: 0;
  font-size: 26px;
  line-height: 1.2;
}

.section-head > a {
  color: var(--blue-dark);
  font-size: 14px;
  font-weight: 900;
  white-space: nowrap;
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.post-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid #dbe7f6;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 8px 18px rgba(43, 66, 106, 0.07);
  transition:
    transform 160ms ease,
    box-shadow 160ms ease;
}

.post-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(43, 66, 106, 0.12);
}

.thumb {
  position: relative;
  overflow: hidden;
  height: 128px;
  display: block;
  background: linear-gradient(135deg, #6577ff, #82a6ff);
}

.post-card:nth-child(3n + 2) .thumb {
  background: linear-gradient(135deg, #40cbb6, #70e0ce);
}

.post-card:nth-child(3n) .thumb {
  background: linear-gradient(135deg, #ffac5e, #ff8f73);
}

.thumb::before {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(30deg, rgba(255, 255, 255, 0.24) 1px, transparent 1px),
    linear-gradient(150deg, rgba(255, 255, 255, 0.2) 1px, transparent 1px);
  background-size: 28px 28px;
  content: "";
}

.thumb span {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  height: 24px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.24);
  color: #fff;
  font-size: 12px;
  font-weight: 900;
  backdrop-filter: blur(6px);
}

.thumb i {
  position: absolute;
  right: 32px;
  bottom: 22px;
  width: 72px;
  height: 72px;
  border: 2px solid rgba(255, 255, 255, 0.72);
  transform: rotate(45deg);
}

.thumb i::before,
.thumb i::after {
  position: absolute;
  content: "";
  background: rgba(255, 255, 255, 0.78);
}

.thumb i::before {
  inset: 20px;
}

.thumb i::after {
  width: 90px;
  height: 2px;
  left: -30px;
  top: 35px;
}

.post-card-body {
  padding: 16px;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
  color: #78869b;
  font-size: 12px;
  font-weight: 750;
}

.post-card h3 {
  margin: 10px 0 8px;
  color: #14243f;
  font-size: 18px;
  line-height: 1.35;
}

.post-card h3 a:hover,
.featured-post h2 a:hover,
.archive-item h3 a:hover {
  color: var(--blue-dark);
}

.post-card p {
  min-height: 68px;
  margin: 0 0 14px;
  display: -webkit-box;
  overflow: hidden;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.tag-row,
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-row a,
.tag-cloud a {
  padding: 5px 9px;
  border-radius: 999px;
  background: #eef4ff;
  color: #465bcf;
  font-size: 12px;
  font-weight: 850;
}

.blog-sidebar {
  display: grid;
  gap: 16px;
}

.sidebar-card {
  padding: 20px;
}

.sidebar-card h2 {
  margin: 0 0 12px;
  font-size: 18px;
}

.sidebar-card p {
  margin: 0 0 14px;
  color: var(--muted);
  line-height: 1.75;
}

.category-list {
  display: grid;
  gap: 8px;
}

.category-list a {
  min-height: 36px;
  padding: 0 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-radius: 10px;
  background: #f3f7ff;
  color: #263650;
  font-size: 14px;
  font-weight: 850;
}

.category-list b {
  color: var(--blue-dark);
}

.text-link {
  color: var(--blue-dark);
  font-weight: 900;
}

.page-shell.narrow {
  max-width: 900px;
}

.page-title {
  margin-bottom: 22px;
  padding: 28px;
  border: 1px solid rgba(214, 227, 246, 0.9);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 14px 34px rgba(72, 96, 130, 0.1);
}

.page-title h1 {
  margin: 0;
  color: #10213d;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.08;
}

.page-title p {
  max-width: 700px;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.taxonomy-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.taxonomy-card {
  min-height: 96px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid #dbe7f6;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 8px 18px rgba(43, 66, 106, 0.07);
}

.taxonomy-card span {
  color: #14243f;
  font-size: 18px;
  font-weight: 900;
}

.taxonomy-card b {
  color: var(--blue-dark);
  font-size: 13px;
}

.archive-list {
  display: grid;
  gap: 22px;
}

.archive-list section {
  padding: 22px;
  border: 1px solid #dbe7f6;
  border-radius: 16px;
  background: #fff;
}

.archive-list h2 {
  margin: 0 0 14px;
}

.archive-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 13px 0;
  border-top: 1px solid #eef3fb;
}

.archive-item time,
.archive-item span {
  color: #76849a;
  font-size: 13px;
  white-space: nowrap;
}

.archive-item h3 {
  margin: 0;
  font-size: 17px;
}

.article-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 24px;
  align-items: start;
}

.article-page {
  overflow: hidden;
}

.article-hero {
  padding: clamp(28px, 5vw, 52px);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.94), rgba(255, 255, 255, 0.72)),
    url("/assets/hero-game-tech.png") right center / auto 120% no-repeat;
}

.article-hero h1 {
  max-width: 760px;
  margin: 14px 0;
  color: #10213d;
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.08;
}

.article-hero p {
  max-width: 720px;
  margin: 0 0 18px;
  color: #4e5f78;
  font-size: 17px;
  line-height: 1.8;
}

.category-pill {
  display: inline-flex;
  min-height: 30px;
  padding: 0 12px;
  align-items: center;
  border-radius: 999px;
  background: #eaf0ff;
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 900;
}

.article-content {
  padding: clamp(28px, 5vw, 52px);
  color: #24354f;
  font-size: 17px;
  line-height: 1.9;
}

.article-content h2,
.article-content h3,
.article-content h4 {
  margin: 2em 0 0.7em;
  color: #10213d;
  line-height: 1.25;
}

.article-content h2 {
  font-size: 30px;
}

.article-content h3 {
  font-size: 23px;
}

.article-content p,
.article-content ul,
.article-content ol,
.article-content blockquote,
.article-content pre {
  margin: 0 0 1.1em;
}

.article-content a {
  color: var(--blue-dark);
  font-weight: 850;
}

.article-content pre {
  overflow-x: auto;
  padding: 18px;
  border-radius: 12px;
  background: #142033;
  color: #eaf2ff;
  font-size: 14px;
  line-height: 1.65;
}

.article-content :not(pre) > code {
  padding: 2px 6px;
  border-radius: 6px;
  background: #edf3ff;
  color: #3650d8;
  font-size: 0.9em;
}

.article-content blockquote {
  padding: 14px 18px;
  border-left: 4px solid var(--blue);
  border-radius: 10px;
  background: #f1f6ff;
  color: #46566f;
}

.article-footer {
  padding: 0 clamp(28px, 5vw, 52px) clamp(28px, 5vw, 52px);
}

.article-aside {
  position: sticky;
  top: 92px;
  display: grid;
  gap: 16px;
}

.toc {
  display: grid;
  gap: 8px;
}

.toc a,
.related-link {
  display: block;
  color: #4c5d75;
  font-size: 14px;
  line-height: 1.5;
}

.toc .level-3 {
  padding-left: 12px;
}

.related-link {
  padding: 9px 0;
  border-top: 1px solid #edf3fb;
  font-weight: 850;
}

.search-page-card {
  padding: 22px;
}

.search-page-card input {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  border: 1px solid #d8e5f5;
  border-radius: 12px;
  outline: 0;
  color: var(--ink);
}

.search-results {
  margin-top: 18px;
  display: grid;
  gap: 12px;
}

.search-result {
  padding: 16px;
  border: 1px solid #e0e9f6;
  border-radius: 12px;
  background: #fff;
}

.search-result h2 {
  margin: 0 0 8px;
  font-size: 20px;
}

.search-result p {
  margin: 0 0 10px;
  color: var(--muted);
  line-height: 1.65;
}

.simple-page {
  padding-top: 0;
}

.empty-build {
  width: min(760px, calc(100% - 32px));
  margin: 15vh auto 0;
  padding: 28px;
  border: 1px solid #dbe7f6;
  border-radius: 18px;
  background: #fff;
}

.site-footer {
  width: min(1200px, calc(100% - 32px));
  margin: 36px auto 24px;
  padding: 20px 0;
  color: #6f7d92;
  font-size: 14px;
  text-align: center;
}

.site-footer a {
  color: var(--blue-dark);
  font-weight: 850;
}

@media (max-width: 1020px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    order: 3;
    grid-column: 1 / -1;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .site-search {
    width: min(320px, 44vw);
  }

  .content-shell,
  .article-shell {
    grid-template-columns: 1fr;
  }

  .blog-sidebar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .article-aside {
    position: static;
  }

  .post-grid,
  .taxonomy-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .site-header {
    top: 0;
    width: 100%;
    margin-top: 0;
    border-radius: 0 0 16px 16px;
    grid-template-columns: 1fr;
  }

  .site-search {
    width: 100%;
  }

  .hero-section {
    padding: 18px 12px 10px;
  }

  .hero-inner {
    min-height: 520px;
    padding: 28px 24px;
    align-items: flex-start;
    background:
      linear-gradient(180deg, rgba(246, 252, 255, 0.95) 0 40%, rgba(246, 252, 255, 0.28) 62%),
      url("/assets/hero-game-tech.png") center bottom / auto 78% no-repeat;
  }

  .hero-copy h1 {
    font-size: 36px;
    line-height: 1.06;
  }

  .hero-copy > p:not(.eyebrow) {
    font-size: 15px;
  }

  .content-shell,
  .page-shell,
  .article-shell {
    width: calc(100% - 24px);
    margin-top: 14px;
  }

  .featured-post {
    grid-template-columns: 1fr;
  }

  .section-block,
  .featured-post,
  .sidebar-card,
  .page-title,
  .search-page-card {
    padding: 18px;
  }

  .post-grid,
  .taxonomy-grid,
  .blog-sidebar {
    grid-template-columns: 1fr;
  }

  .archive-item {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .article-hero,
  .article-content,
  .article-footer {
    padding: 24px;
  }

  .article-hero {
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.86)),
      url("/assets/hero-game-tech.png") center bottom / auto 92% no-repeat;
  }
}

@media (max-width: 420px) {
  .hero-inner {
    min-height: 500px;
  }

  .hero-actions {
    display: grid;
  }

  .button-link,
  .ghost-link {
    width: 100%;
  }

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