:root {
  --ink: #14110e;
  --ink-2: #1a1713;
  --line: rgba(201, 162, 113, 0.14);
  --warm: #c9a271;
  --paper: #efe9df;
  --muted: #8d8578;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font: 15px/1.85 'Microsoft YaHei UI', 'Segoe UI', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--warm);
  text-decoration: none;
}
a:hover {
  color: #e0bd8f;
}
img {
  max-width: 100%;
  display: block;
}
.wrap {
  width: min(760px, calc(100% - 48px));
  margin: 0 auto;
}

/* 顶栏 */
header {
  border-bottom: 1px solid var(--line);
  padding: 26px 0;
}
.hd {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.brand {
  font-size: 19px;
  letter-spacing: 0.06em;
  color: var(--paper);
  font-weight: 600;
}
.brand small {
  display: block;
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 0.16em;
  font-weight: 400;
  margin-top: 4px;
}
nav {
  display: flex;
  gap: 20px;
  font-size: 13px;
}
nav a {
  color: var(--muted);
}
nav a:hover {
  color: var(--warm);
}

/* 正文 */
main {
  padding: 46px 0 72px;
}
h1 {
  font-size: 27px;
  line-height: 1.5;
  margin: 0 0 10px;
  font-weight: 600;
  letter-spacing: 0.01em;
}
h2 {
  font-size: 17px;
  margin: 44px 0 14px;
  font-weight: 600;
  color: var(--warm);
  letter-spacing: 0.06em;
}
h3 {
  font-size: 15px;
  margin: 26px 0 8px;
}
p {
  margin: 0 0 16px;
  color: #cfc7ba;
}
.sub {
  color: var(--muted);
  font-size: 12.5px;
}
.lead {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 34px;
}

/* 关于块 */
.about {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 22px 24px;
  background: rgba(201, 162, 113, 0.04);
}
.about p:last-child {
  margin-bottom: 0;
}

/* 文章列表 */
.posts {
  list-style: none;
  margin: 0;
  padding: 0;
}
.posts li {
  border-bottom: 1px solid rgba(201, 162, 113, 0.08);
  padding: 18px 0;
}
.posts li:first-child {
  padding-top: 0;
}
.posts a {
  color: var(--paper);
  font-size: 16px;
}
.posts a:hover {
  color: var(--warm);
}
.posts .meta {
  color: var(--muted);
  font-size: 12px;
  margin-top: 4px;
}
.posts .excerpt {
  color: var(--muted);
  font-size: 13.5px;
  margin-top: 8px;
}

/* 项目 */
.projects {
  display: grid;
  gap: 12px;
}
.project {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 20px;
  transition: border-color 160ms ease;
}
.project:hover {
  border-color: rgba(201, 162, 113, 0.4);
}
.project b {
  font-size: 15px;
  font-weight: 600;
}
.project p {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--muted);
}

/* 文章页 */
article {
  max-width: 720px;
}
article h1 {
  font-size: 25px;
}
article h2 {
  font-size: 16px;
  margin: 32px 0 10px;
}
article pre {
  background: #0f0d0b;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
  overflow-x: auto;
  font-size: 12.5px;
  line-height: 1.7;
  color: #d8cfc0;
}
article code {
  background: rgba(201, 162, 113, 0.12);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 12.5px;
}
article ul {
  color: #cfc7ba;
  padding-left: 22px;
}
article blockquote {
  margin: 18px 0;
  padding: 12px 18px;
  border-left: 2px solid var(--warm);
  background: rgba(201, 162, 113, 0.05);
  color: var(--muted);
  font-size: 14px;
}

/* 页脚 */
footer {
  border-top: 1px solid var(--line);
  padding: 30px 0 46px;
  color: var(--muted);
  font-size: 12.5px;
}
footer .row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
footer .beian {
  margin-top: 14px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
footer .beian a {
  color: var(--muted);
}
footer .beian a:hover {
  color: var(--warm);
}

@media (max-width: 640px) {
  h1 {
    font-size: 22px;
  }
  .wrap {
    width: calc(100% - 36px);
  }
}