/*
Theme Name: 天道酬赢 · 国色
Theme URI: https://yizhitang.online/
Description: 现代测评风 + 国色点缀的博客主题，与天道酬赢主站视觉统一。白卡片、大圆角、黛蓝/赭石/竹青低饱和国色，米白底。
Version: 1.0.0
Author: 天道酬赢
Author URI: https://yizhitang.online/
Tags: blog, minimal, chinese, clean
Text Domain: yizhitang
*/

:root{
  --primary:#3a5a6b;        /* 黛蓝 */
  --primary-deep:#2c4554;
  --primary-soft:#e9eff1;
  --wood:#6b8e7f;           /* 竹青 */
  --accent:#b06a4a;         /* 赭石 */
  --ink:#2b2b2b;
  --muted:#8a8a8a;
  --line:#ece7df;
  --bg:#faf8f3;             /* 米白 */
  --card:#ffffff;
  --radius:16px;
  --shadow:0 6px 22px rgba(58,90,107,.08);
  --shadow-hover:0 10px 30px rgba(58,90,107,.14);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}

/* ---------- Header ---------- */
.site-header{
  background:var(--card);
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(180%) blur(8px);
}
.site-header .wrap{
  max-width:1080px;margin:0 auto;padding:16px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.brand{display:flex;flex-direction:column;line-height:1.2;text-decoration:none;color:var(--ink);}
.brand .name{font-size:20px;font-weight:800;letter-spacing:1px;color:var(--primary-deep);}
.brand .sub{font-size:12px;color:var(--muted);margin-top:2px;letter-spacing:.5px;}
.site-nav{display:flex;gap:6px;flex-wrap:wrap;}
.site-nav a{
  text-decoration:none;color:var(--ink);font-size:14px;
  padding:7px 14px;border-radius:999px;transition:.2s;
}
.site-nav a:hover{background:var(--primary-soft);color:var(--primary);}

/* ---------- Layout ---------- */
.container{max-width:1080px;margin:0 auto;padding:34px 22px 60px;}
.page-title{
  font-size:26px;font-weight:800;color:var(--primary-deep);margin:6px 0 4px;letter-spacing:.5px;
}
.page-desc{color:var(--muted);margin:0 0 26px;font-size:15px;}

/* ---------- Post grid ---------- */
.post-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.post-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 24px 22px;box-shadow:var(--shadow);transition:.25s;display:flex;flex-direction:column;
}
.post-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);}
.post-card .meta{font-size:12.5px;color:var(--muted);margin-bottom:10px;display:flex;gap:10px;flex-wrap:wrap;align-items:center;}
.post-card .cat{
  background:var(--primary-soft);color:var(--primary);padding:2px 10px;border-radius:999px;font-size:12px;
}
.post-card h2{margin:0 0 10px;font-size:19px;line-height:1.5;}
.post-card h2 a{color:var(--primary-deep);text-decoration:none;transition:.2s;}
.post-card h2 a:hover{color:var(--accent);}
.post-card .excerpt{color:#5a5a5a;font-size:14.5px;margin:0 0 16px;flex:1;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.post-card .readmore{
  align-self:flex-start;color:var(--primary);font-size:14px;text-decoration:none;font-weight:600;
  border-bottom:2px solid transparent;transition:.2s;
}
.post-card .readmore:hover{border-bottom-color:var(--accent);color:var(--accent);}

/* ---------- Single post ---------- */
.single-wrap{max-width:760px;margin:0 auto;}
.single-meta{color:var(--muted);font-size:13.5px;margin:8px 0 22px;display:flex;gap:12px;flex-wrap:wrap;}
.single h1{font-size:30px;line-height:1.4;color:var(--primary-deep);margin:10px 0 6px;letter-spacing:.5px;}
.single .entry{font-size:16.5px;color:#333;margin-top:18px;}
.single .entry p{margin:0 0 18px;}
.single .entry h2,.single .entry h3{color:var(--primary-deep);margin:30px 0 12px;}
.single .entry img{max-width:100%;height:auto;border-radius:12px;margin:14px 0;}
.single .entry blockquote{
  margin:18px 0;padding:14px 18px;background:var(--primary-soft);
  border-left:4px solid var(--primary);border-radius:8px;color:#48606c;font-style:italic;
}
.single .entry a{color:var(--accent);}

/* ---------- Pagination ---------- */
.pager{display:flex;justify-content:center;gap:8px;margin-top:34px;flex-wrap:wrap;}
.pager a,.pager span{
  padding:8px 15px;border-radius:10px;background:var(--card);border:1px solid var(--line);
  color:var(--ink);text-decoration:none;font-size:14px;transition:.2s;
}
.pager a:hover{background:var(--primary-soft);color:var(--primary);}
.pager .current{background:var(--primary);color:#fff;border-color:var(--primary);}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--card);border-top:1px solid var(--line);
  padding:26px 22px;text-align:center;color:var(--muted);font-size:13px;line-height:1.9;
}
.site-footer a{color:var(--primary);text-decoration:none;}

/* ---------- Gallery (图库) ---------- */
.gallery-album{margin:0 0 38px;}
.album-title{font-size:18px;color:var(--primary-deep);margin:0 0 14px;font-weight:700;
  padding-left:12px;border-left:4px solid var(--primary);}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.gallery-item{
  margin:0;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);transition:.25s;
}
.gallery-item:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);}
.gallery-item a{display:block;cursor:zoom-in;}
.gallery-img{width:100%;height:100%;object-fit:cover;display:block;aspect-ratio:4/3;}
.gallery-item figcaption{padding:10px 12px;font-size:13px;color:var(--muted);text-align:center;}
.gallery-count{display:inline-block;margin-left:6px;color:var(--accent);font-size:12px;font-weight:600;}
.single-gallery .back-link{display:inline-block;margin:0 0 14px;color:var(--primary);text-decoration:none;font-size:14px;font-weight:600;transition:.2s;}
.single-gallery .back-link:hover{color:var(--accent);}

/* 后台多图 Meta Box 缩略图 */
.gallery-album .gz-thumb,.gz-thumb{
  position:relative;display:inline-block;border-radius:8px;overflow:hidden;border:1px solid var(--line);
}
.gallery-album .gz-thumb img,.gz-thumb img{display:block;width:100px;height:100px;object-fit:cover;}
.gz-del{
  position:absolute;top:2px;right:2px;width:20px;height:20px;line-height:18px;text-align:center;
  background:rgba(0,0,0,.6);color:#fff;border:none;border-radius:50%;cursor:pointer;font-size:13px;padding:0;
}
.gz-del:hover{background:var(--accent);}

/* 灯箱 */
#gz-overlay{
  display:none;position:fixed;inset:0;background:rgba(20,20,20,.92);z-index:9999;
  justify-content:center;align-items:center;flex-direction:column;padding:24px;
}
#gz-overlay img{max-width:92%;max-height:86%;border-radius:10px;box-shadow:0 12px 40px rgba(0,0,0,.5);}
#gz-close{
  position:absolute;top:18px;right:26px;color:#fff;font-size:40px;line-height:1;cursor:pointer;opacity:.85;
}
#gz-close:hover{opacity:1;}

/* ---------- Widgets / 404 ---------- */
.empty{padding:60px 0;text-align:center;color:var(--muted);}
.tag-cloud a{display:inline-block;margin:4px;padding:5px 12px;background:var(--card);
  border:1px solid var(--line);border-radius:999px;color:var(--primary);text-decoration:none;font-size:13px;}
.tag-cloud a:hover{background:var(--primary-soft);}

/* ---------- Responsive ---------- */
@media(max-width:720px){
  .post-grid{grid-template-columns:1fr;}
  .gallery-grid{grid-template-columns:2fr 1fr;}
  .site-header .wrap{flex-direction:column;align-items:flex-start;}
  .single h1{font-size:25px;}
}