/* ===== 个人小站 · 共享样式（暖色编辑风 / 简单时尚） ===== */
:root {
  --bg: #FBF9F5;
  --surface: #FFFFFF;
  --ink: #2A2724;
  --muted: #8A837A;
  --accent: #C77B58;
  --accent-soft: #F3E7DF;
  --line: #ECE6DE;
  --radius: 16px;
  --shadow: 0 10px 40px -18px rgba(42, 39, 36, 0.22);
  --serif: "Noto Serif SC", "Songti SC", "STSong", Georgia, serif;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .brand, .serif { font-family: var(--serif); font-weight: 600; letter-spacing: .01em; }

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

.wrap { width: min(1080px, 92vw); margin-inline: auto; }

/* ===== 顶部导航 ===== */
header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 249, 245, .82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { font-size: 1.2rem; display: flex; align-items: center; gap: .5rem; }
.brand .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); display: inline-block; }
.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a { color: var(--muted); font-size: .95rem; transition: color .2s; }
.nav-links a:hover, .nav-links a.active { color: var(--ink); }
.menu-btn { display: none; background: none; border: 0; font-size: 1.5rem; cursor: pointer; color: var(--ink); }

/* ===== 通用区块 ===== */
section { padding: 5.5rem 0; }
.eyebrow { color: var(--accent); font-size: .8rem; letter-spacing: .22em; text-transform: uppercase; margin-bottom: 1rem; display: inline-block; }
.section-title { font-size: clamp(1.7rem, 3.4vw, 2.4rem); margin-bottom: .8rem; }
.lead { color: var(--muted); max-width: 56ch; }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .8rem 1.5rem; border-radius: 999px; font-size: .95rem;
  transition: transform .15s, background .2s, color .2s, box-shadow .2s; cursor: pointer; border: 1px solid transparent;
}
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: var(--surface); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ===== 首页 Hero ===== */
.hero { padding: 7rem 0 5rem; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 4rem); line-height: 1.2; max-width: 18ch; }
.hero .accent-text { color: var(--accent); }
.hero p.lead { margin: 1.6rem 0 2.4rem; font-size: 1.08rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-meta { margin-top: 3.5rem; display: flex; gap: 2.5rem; flex-wrap: wrap; color: var(--muted); font-size: .9rem; }
.hero-meta b { color: var(--ink); font-family: var(--serif); font-size: 1.5rem; display: block; font-weight: 600; }

/* ===== 卡片网格 ===== */
.grid { display: grid; gap: 1.5rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden; transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card .thumb { aspect-ratio: 4 / 3; overflow: hidden; }
.card .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s; }
.card:hover .thumb img { transform: scale(1.05); }
.card .body { padding: 1.4rem 1.5rem 1.7rem; }
.card .date { color: var(--accent); font-size: .8rem; letter-spacing: .05em; }
.card h3 { font-size: 1.25rem; margin: .4rem 0 .6rem; }
.card p { color: var(--muted); font-size: .95rem; }

/* 渐变占位（替代真实图片） */
.g1 { background: linear-gradient(135deg, #E8A87C, #C77B58); }
.g2 { background: linear-gradient(135deg, #8FB9A8, #5B8A72); }
.g3 { background: linear-gradient(135deg, #E6C79C, #C99B6B); }
.g4 { background: linear-gradient(135deg, #9AA9C9, #6B7BA8); }
.g5 { background: linear-gradient(135deg, #D79AB0, #B5718C); }
.g6 { background: linear-gradient(135deg, #A7C4A0, #6F9470); }

/* ===== 关于我 ===== */
.about { display: grid; grid-template-columns: 320px 1fr; gap: 3rem; align-items: start; }
.portrait { aspect-ratio: 3/4; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.portrait img { width: 100%; height: 100%; object-fit: cover; display: block; }
.chips { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.2rem; }
.chip { background: var(--accent-soft); color: var(--accent); padding: .4rem 1rem; border-radius: 999px; font-size: .85rem; }
.about p { margin-bottom: 1.1rem; color: #4a443d; }

/* ===== 时间线（日常碎片） ===== */
.timeline { display: flex; flex-direction: column; gap: 1.5rem; margin-top: 2rem; }
.moment { display: grid; grid-template-columns: 96px 110px 1fr; gap: 1.4rem; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.4rem; }
.moment .mimg { width: 96px; aspect-ratio: 1/1; border-radius: 12px; overflow: hidden; }
.moment .mimg img { width: 100%; height: 100%; object-fit: cover; display: block; }
.moment .when { font-family: var(--serif); color: var(--accent); font-size: 1.1rem; }
.moment h3 { font-size: 1.15rem; margin-bottom: .3rem; }
.moment p { color: var(--muted); font-size: .95rem; }

/* ===== 影像网格 ===== */
.gallery { columns: 3; column-gap: 1.2rem; }
.gallery figure { break-inside: avoid; margin: 0 0 1.2rem; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.gallery img { width: 100%; display: block; aspect-ratio: var(--ar, 1/1); object-fit: cover; transition: transform .4s; }
.gallery figure:hover img { transform: scale(1.03); }
.gallery figcaption { padding: .8rem 1rem; font-size: .9rem; color: var(--muted); background: var(--surface); }

/* ===== 首页照片横条 ===== */
.strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; margin-top: 1.8rem; }
.strip a { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); display: block; }
.strip img { width: 100%; aspect-ratio: 1/1; object-fit: cover; display: block; transition: transform .4s; }
.strip a:hover img { transform: scale(1.06); }

/* ===== 页脚 ===== */
footer { border-top: 1px solid var(--line); padding: 3rem 0; color: var(--muted); font-size: .9rem; }
.foot { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.foot a:hover { color: var(--accent); }
.beian { width: 100%; text-align: center; font-size: .8rem; color: var(--muted); margin-top: .8rem; }
.beian a { color: var(--muted); text-decoration: none; }
.beian a:hover { color: var(--accent); }

/* ===== 响应式 ===== */
@media (max-width: 860px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .about { grid-template-columns: 1fr; }
  .about .portrait { max-width: 280px; }
  .gallery { columns: 2; }
  .strip { grid-template-columns: repeat(2, 1fr); }
  .moment { grid-template-columns: 72px 1fr; }
  .moment .mimg { width: 72px; }
  .moment .when { grid-column: 2; }
  .moment > div:last-child { grid-column: 2; }
  .nav-links {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--surface); border-bottom: 1px solid var(--line);
    padding: 1rem 4vw; display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: .8rem 0; width: 100%; border-bottom: 1px solid var(--line); }
  .menu-btn { display: block; }
}
@media (max-width: 540px) { .gallery { columns: 1; } .hero-meta { gap: 1.5rem; } }