/* Amber 个人网站 —— 深色霓虹（青 #35e6ff / 品红 #ff3ea5） */

:root {
  --bg: #0b0a12;
  --bg-soft: #12101c;
  --cyan: #35e6ff;
  --pink: #ff3ea5;
  --text: #e8e6f2;
  --muted: #9b97ad;
  --card: rgba(255, 255, 255, 0.04);
  --line: rgba(255, 255, 255, 0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: radial-gradient(1200px 600px at 70% -10%, rgba(255, 62, 165, 0.14), transparent 60%),
    radial-gradient(1000px 700px at 10% 10%, rgba(53, 230, 255, 0.1), transparent 55%),
    var(--bg);
  color: var(--text);
  line-height: 1.75;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  width: 100%;
}

.wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- 顶部导航 ---- */
.nav {
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.nav .wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.nav img {
  height: 34px;
  width: auto;
}

.nav .brand {
  font-weight: 700;
  letter-spacing: 0.5px;
}

.nav .links {
  margin-left: auto;
  display: flex;
  gap: 20px;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 15px;
}

.nav a:hover,
.nav a.active {
  color: var(--cyan);
}

/* ---- 首页 ---- */
.hero {
  text-align: center;
  padding: 72px 0 24px;
}

.hero .avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  border: 1px solid var(--line);
  margin-bottom: 16px;
}

.hero h1 {
  font-size: 26px;
  letter-spacing: 0.5px;
}

.hero .tagline {
  color: var(--muted);
  font-size: 16px;
  max-width: 560px;
  margin: 14px auto 0;
}

.section {
  padding-bottom: 40px;
}

.notice {
  max-width: 640px;
  margin: 0 auto;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}

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

.notice strong {
  color: var(--text);
  font-weight: 600;
}

.doc .notice {
  max-width: none;
  margin-bottom: 28px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px 20px;
}

.section-title {
  text-align: center;
  font-size: 20px;
  margin: 24px 0 20px;
}

/* 作品卡片 */
.project-card {
  text-align: center;
  padding: 28px 24px;
}

.project-card .project-logo {
  width: min(300px, 72vw);
  height: auto;
  margin-bottom: 16px;
  /* 原图自带深色底：screen 混合弱化底色，圆角+描边做成徽章面板 */
  mix-blend-mode: screen;
  border: 1px solid var(--line);
  border-radius: 24px;
}

.project-card p {
  color: var(--muted);
  font-size: 15px;
  max-width: 640px;
  margin: 10px auto 0;
  text-align: left;
}

.project-card a {
  color: var(--cyan);
}

/* 日志列表 */
.post-list {
  display: grid;
  gap: 14px;
}

.post-card {
  display: block;
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.2s ease;
}

.post-card h3 {
  font-size: 16px;
  color: var(--text);
}

.post-card h3 {
  font-size: 16px;
}

.post-card p {
  color: var(--muted);
  font-size: 14px;
  margin: 6px 0 8px;
}

.post-date {
  color: var(--muted);
  font-size: 13px;
}

.contact {
  padding-bottom: 64px;
}

.contact a {
  color: var(--cyan);
}

/* ---- 条款/政策正文 ---- */
.doc {
  padding: 48px 0 64px;
}

.doc h1 {
  font-size: 26px;
  margin-bottom: 6px;
}

.doc .updated {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 32px;
}

.doc h2 {
  font-size: 18px;
  margin: 30px 0 10px;
  color: var(--cyan);
}

.doc h3 {
  font-size: 16px;
  margin: 20px 0 8px;
}

.doc p,
.doc li {
  color: #c9c6d8;
  font-size: 15px;
}

.doc a {
  color: var(--cyan);
}

.doc ul,
.doc ol {
  padding-left: 22px;
  margin: 8px 0;
}

.doc li {
  margin: 4px 0;
}

.doc table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
  font-size: 14px;
}

.doc th,
.doc td {
  border: 1px solid var(--line);
  padding: 8px 12px;
  text-align: left;
}

.doc th {
  color: var(--muted);
  font-weight: 600;
  background: rgba(255, 255, 255, 0.03);
}

/* 博客文章 */
.doc .post {
  padding-bottom: 32px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.doc .post:last-child {
  border-bottom: none;
}

.doc .post h2 {
  margin-top: 0;
}

.doc .post .post-date {
  display: block;
  margin: -4px 0 16px;
}

/* ---- 页脚 ---- */
footer {
  border-top: 1px solid var(--line);
  padding: 22px 0;
  font-size: 13px;
  color: var(--muted);
}

footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  align-items: center;
  justify-content: center;
  text-align: center;
}

footer a {
  color: var(--muted);
  text-decoration: none;
}

footer a:hover {
  color: var(--cyan);
}

@media (max-width: 560px) {
  .hero {
    padding-top: 48px;
  }
  .nav .links {
    gap: 14px;
  }
}