/* ============================================================
   X-GORB Blog · 主题主样式（结构 / 布局基底）
   视觉全部由 unified.css（Unified Design System 2.0）接管：
   MS Fluent × Google M3 × Apple 三方美学融合为一套连贯体系。
   极简主义 + 克制温暖 + 暗夜友好 + 开发者气质
   ============================================================ */

/* ---------- 1. 设计令牌 ---------- */
:root{
  --bg-primary:#fafafa; --bg-secondary:#ffffff; --bg-tertiary:#f5f5f5; --bg-hover:#f0f0f0;
  --text-primary:#171717; --text-secondary:#404040; --text-dim:#737373; --text-muted:#a3a3a3;
  --border-primary:#e5e5e5; --border-secondary:#d4d4d4; --border-hover:#a3a3a3;
  --accent:#171717; --accent-hover:#000000; --danger:#dc2626; --text-inverse:#ffffff;
  --bg-card:var(--bg-secondary); --bg-input:var(--bg-tertiary); --bg-modal:var(--bg-secondary);
  --scrollbar-track:#f5f5f5; --scrollbar-thumb:#d4d4d4;
  --container:1280px;

  --radius-sm:4px; --radius-md:8px; --radius-lg:12px;
  --ease:cubic-bezier(.16,1,.3,1);

  --grid-line:rgba(23,23,23,.045); --grid-line-strong:rgba(23,23,23,.075);
  --grid-glow:radial-gradient(1200px 500px at 50% -120px,rgba(23,23,23,.045),transparent 70%);
  --hero-shine:linear-gradient(115deg,rgba(23,23,23,.05) 0%,rgba(255,255,255,0) 45%);

  --shadow-card:0 1px 3px rgba(0,0,0,.08);

  --ff-b:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --ff-m:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --ff-h:inherit;
}
[data-theme="light"]{
  color-scheme:light;
}
[data-theme="dark"]{
  --bg-primary:#050505; --bg-secondary:#0a0a0a; --bg-tertiary:#111111; --bg-hover:#1a1a1a;
  --text-primary:#f5f5f5; --text-secondary:#d4d4d4; --text-dim:#a3a3a3; --text-muted:#6b6b6b;
  --border-primary:#1a1a1a; --border-secondary:#222222; --border-hover:#3a3a3a;
  --accent:#f5f5f5; --accent-hover:#ffffff; --danger:#f87171; --text-inverse:#050505;
  --scrollbar-track:#0a0a0a; --scrollbar-thumb:#333333;
  --shadow-card:none;
  --grid-line:rgba(245,245,245,.05); --grid-line-strong:rgba(245,245,245,.09);
  --grid-glow:radial-gradient(1200px 500px at 50% -120px,rgba(245,245,245,.05),transparent 70%);
  --hero-shine:linear-gradient(115deg,rgba(245,245,245,.06) 0%,rgba(0,0,0,0) 45%);
  color-scheme:dark;
}

/* ---------- 状态色板 ---------- */
:root{
  --s-success-bg:#f0fdf4;--s-success-bd:#bbf7d0;--s-success-tx:#166534;
  --s-info-bg:#eff6ff;--s-info-bd:#bfdbfe;--s-info-tx:#1e40af;
  --s-warn-bg:#fefce8;--s-warn-bd:#fde68a;--s-warn-tx:#854d0e;
  --s-notice-bg:#f0f9ff;--s-notice-bd:#bae6fd;--s-notice-tx:#075985;
  --s-danger-bg:#fef2f2;--s-danger-bd:#fecaca;--s-danger-tx:#dc2626;
}
[data-theme="dark"]{
  --s-success-bg:#052e16;--s-success-bd:#14532d;--s-success-tx:#4ade80;
  --s-info-bg:#0f172a;--s-info-bd:#1e3a5f;--s-info-tx:#60a5fa;
  --s-warn-bg:#1a1a00;--s-warn-bd:#3a3000;--s-warn-tx:#fbbf24;
  --s-notice-bg:#0d1117;--s-notice-bd:#1e3a5f;--s-notice-tx:#7dd3fc;
  --s-danger-bg:#1a0808;--s-danger-bd:#3a1515;--s-danger-tx:#f87171;
}

/* ---------- 2. 基础 ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:14px;scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{
  min-height:100vh;display:flex;flex-direction:column;
  background:
    var(--grid-glow),
    linear-gradient(var(--grid-line) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid-line) 1px,transparent 1px),
    var(--bg-primary);
  background-size:100% 100%,40px 40px,40px 40px,100% 100%;
  background-attachment:fixed;
  color:var(--text-primary);font-family:var(--ff-b);font-weight:300;line-height:1.65;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--accent)}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea,select{font-family:inherit;color:inherit}
::selection{background:var(--accent);color:var(--text-inverse)}
.container{max-width:var(--container);margin:0 auto;padding-left:28px;padding-right:28px;width:100%}

/* 滚动条 4px */
::-webkit-scrollbar{width:4px;height:4px}
::-webkit-scrollbar-track{background:var(--scrollbar-track)}
::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:2px}
html{scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb) var(--scrollbar-track);overflow-x:hidden}
html,body{overflow-x:hidden;max-width:100%}

/* 动效类 */
.scroll-progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:500;background:var(--accent);transform-origin:left;transform:scaleX(0)}
/* 后台工具条：若显示则避开吸顶头/进度条 */
body.admin-bar .site-header{top:32px}
body.admin-bar .scroll-progress{top:32px}
@media (max-width:782px){
  body.admin-bar .site-header{top:46px}
  body.admin-bar .scroll-progress{top:46px}
}
[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
[data-reveal].in{opacity:1;transform:none}

/* ---------- 3. 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;left:0;right:0;z-index:300;
  transition:background-color .35s,border-color .35s,backdrop-filter .35s;
  border-bottom:1px solid transparent;
}
.site-header.stuck{
  background:color-mix(in srgb,var(--bg-primary) 82%,transparent);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-bottom-color:var(--border-primary);
  box-shadow:0 12px 32px -28px rgba(0,0,0,.35);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:66px}
.nav-brand{display:flex;align-items:center;gap:.7rem;min-width:0}
.nav-brand img{width:28px;height:28px;object-fit:cover;border-radius:7px}
.nav-brand-char{font-size:1.05rem;font-weight:700;color:var(--text-primary);white-space:nowrap}
.nav-brand-sep{width:1px;height:14px;background:var(--border-secondary)}
.nav-brand-sub{font-family:var(--ff-m);font-size:.56rem;letter-spacing:.16em;color:var(--text-dim);white-space:nowrap;text-transform:uppercase}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-menu{display:flex;align-items:center;gap:2px}
.nav-menu a,.nav-menu > li > a{
  position:relative;display:block;padding:.55rem .9rem;font-size:.86rem;color:var(--text-secondary);
  font-weight:400;border-radius:var(--radius-sm);transition:color .2s,background .2s;
}
.nav-menu a:hover{color:var(--text-primary);background:var(--bg-hover)}
.nav-menu .current-menu-item > a,.nav-menu .current_page_item > a{color:var(--accent);font-weight:500}
.nav-menu .current-menu-item > a::after,.nav-menu .current_page_item > a::after{
  content:'';position:absolute;left:.9rem;right:.9rem;bottom:.35rem;height:2px;background:var(--accent)
}
.nav-menu ul{position:absolute;display:none;top:100%;left:0;background:var(--bg-secondary);border:1px solid var(--border-secondary);border-radius:var(--radius-md);box-shadow:var(--shadow-card);padding:6px;min-width:180px}
.nav-menu li{position:relative}
.nav-menu li:hover > ul,.nav-menu li:focus-within > ul{display:block}
.nav-menu ul a{padding:.5rem .8rem}
.nav-menu ul a::after{display:none}
/* 子菜单指示 */
.nav-menu .menu-item-has-children > a::before{content:'▾';margin-left:6px;font-size:.7em;color:var(--text-muted)}

.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;
  border:1px solid var(--border-secondary);border-radius:var(--radius-md);background:var(--bg-secondary);
  color:var(--text-dim);transition:border-color .2s,color .2s,transform .2s;flex-shrink:0;
}
.icon-btn:hover{border-color:var(--border-hover);color:var(--text-primary);transform:translateY(-1px)}
.icon-btn svg{width:15px;height:15px}
.theme-toggle{position:relative;overflow:hidden}
.theme-toggle svg{transition:opacity .25s var(--ease),transform .4s var(--ease);position:absolute}
.theme-toggle .ico-sun{opacity:1;transform:rotate(0)}
.theme-toggle .ico-dark{opacity:0;transform:rotate(-45deg)}
[data-theme="dark"] .theme-toggle .ico-sun{opacity:0;transform:rotate(45deg)}
[data-theme="dark"] .theme-toggle .ico-dark{opacity:1;transform:rotate(0)}

.nav-burger{display:none;flex-direction:column;gap:5px;width:34px;height:34px;align-items:center;justify-content:center;border:1px solid var(--border-secondary);border-radius:var(--radius-md);background:var(--bg-secondary)}
.nav-burger span{display:block;width:16px;height:2px;background:var(--text-primary);border-radius:1px;transition:transform .3s var(--ease),opacity .2s}
.nav-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(3.5px) rotate(45deg)}
.nav-burger[aria-expanded="true"] span:nth-child(2){transform:translateY(-3.5px) rotate(-45deg)}

/* 抽屉（移动端菜单） */
.drawer{
  position:fixed;top:0;bottom:0;left:0;width:300px;max-width:86vw;z-index:400;
  background:var(--bg-secondary);border-right:1px solid var(--border-primary);
  transform:translateX(-100%);transition:transform .32s var(--ease);
  display:flex;flex-direction:column;padding:1.2rem;
}
.drawer.open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;z-index:399;background:rgba(0,0,0,.5);opacity:0;pointer-events:none;transition:opacity .25s}
.drawer-mask.open{opacity:1;pointer-events:all}
.drawer-menu a{display:block;padding:.85rem .2rem;font-size:1rem;color:var(--text-secondary);border-bottom:1px solid var(--border-primary)}
.drawer-menu a:hover{color:var(--accent)}
.drawer-menu .current-menu-item>a,.drawer-menu .current_page_item>a{color:var(--accent);font-weight:500}
.drawer-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:1rem;margin-bottom:.4rem;border-bottom:1px solid var(--border-primary)}

/* ---------- 4. 搜索面板 ---------- */
.search-panel{
  position:fixed;inset:0;z-index:600;display:flex;align-items:flex-start;justify-content:center;padding:14vh 20px 0;
  background:rgba(0,0,0,.5);opacity:0;pointer-events:none;transition:opacity .25s;
}
.search-panel.open{opacity:1;pointer-events:all}
.search-box{
  width:100%;max-width:600px;background:var(--bg-modal);border:1px solid var(--border-secondary);
  border-radius:var(--radius-lg);padding:1.4rem;transform:scale(.97) translateY(8px);transition:transform .25s var(--ease);
  box-shadow:0 24px 60px -20px rgba(0,0,0,.4);
}
.search-panel.open .search-box{transform:scale(1) translateY(0)}
.search-box form{display:flex;gap:10px}
.search-box input{flex:1;background:var(--bg-input);border:1px solid var(--border-input,#d4d4d4);border-radius:var(--radius-md);padding:10px 14px;font-size:.92rem}
.search-box input:focus{outline:none;border-color:var(--border-hover)}

/* ---------- 5. Hero ---------- */
.hero{position:relative;margin-top:26px}
.hero-bg{position:absolute;inset:-26px 0 0;overflow:hidden;border-radius:0;pointer-events:none;z-index:0}
.hero-bg video,.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.85}
.hero-bg.ready>video,.hero-bg.ready>img{opacity:.85;transition:opacity .6s}
.hero-bg video{position:absolute;inset:0;width:100%;height:100%}
.hero-bg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-bg .grad{position:absolute;inset:0;background:var(--hero-shine)}
.hero-scan{position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:0;animation:none}
.hero-scan.go{animation:scan 5s var(--ease) infinite}
@keyframes scan{0%{transform:translateX(-100%);opacity:0}15%{opacity:.6}85%{opacity:.6}100%{transform:translateX(100%);opacity:0}}
.hero-inner{position:relative;z-index:1;padding:64px 0 40px;display:flex;flex-direction:column;min-height:62vh;justify-content:center}
.hero-kicker{font-family:var(--ff-m);font-size:.62rem;letter-spacing:.18em;color:var(--text-dim);text-transform:uppercase;margin-bottom:1.4rem;display:flex;align-items:center;gap:10px}
.hero-kicker::before{content:'';width:44px;height:2px;background:var(--accent)}
.hero-title{max-width:16em;font-size:clamp(1.9rem,5vw,3.3rem);line-height:1.08;letter-spacing:-.02em;font-weight:700;font-family:var(--ff-h);color:var(--text-primary);margin-bottom:1.4rem}
.hero-title .hl{font-style:normal;color:var(--accent);border-bottom:2px solid var(--accent)}
.hero-desc{max-width:36em;font-size:1rem;color:var(--text-secondary);font-weight:300;line-height:1.85;margin-bottom:1.8rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:2.2rem}
.hero-stats{display:flex;flex-wrap:wrap;gap:24px;font-family:var(--ff-m)}
.hero-stats .hs{border-left:1px solid var(--border-secondary);padding-left:14px}
.hero-stats .hs b{display:block;font-size:.82rem;font-weight:500;color:var(--text-primary)}
.hero-stats .hs span{font-size:.6rem;letter-spacing:.08em;color:var(--text-muted);text-transform:uppercase}
.hero-rule{height:1px;background:linear-gradient(90deg,var(--border-primary),transparent);margin-top:8px}

/* ---------- 6. 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:.92rem;font-weight:500;padding:11px 22px;border-radius:var(--radius-md);border:1px solid transparent;transition:transform .15s var(--ease),box-shadow .15s var(--ease),background .2s,border-color .2s,color .2s;line-height:1}
.btn svg{width:15px;height:15px}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--accent);color:var(--text-inverse)}
.btn-primary:hover{background:var(--accent-hover);color:var(--text-inverse)}
.btn-ghost{background:transparent;color:var(--text-dim);border-color:var(--border-secondary)}
.btn-ghost:hover{border-color:var(--border-hover);color:var(--text-primary);background:var(--bg-hover)}
.btn-danger{background:transparent;color:var(--s-danger-tx);border-color:var(--s-danger-bd)}
.btn-danger:hover{background:var(--s-danger-bg)}
.btn-sm{padding:7px 14px;font-size:.8rem}

/* ---------- 7. 徽章 / 技术标签 ---------- */
.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border-radius:99px;font-family:var(--ff-m);font-size:11px;font-weight:500;border:1px solid}
.badge::before{content:'';width:5px;height:5px;border-radius:50%;background:currentColor}
.badge-info{background:var(--s-info-bg);border-color:var(--s-info-bd);color:var(--s-info-tx)}
.badge-success{background:var(--s-success-bg);border-color:var(--s-success-bd);color:var(--s-success-tx)}
.badge-warning{background:var(--s-warn-bg);border-color:var(--s-warn-bd);color:var(--s-warn-tx)}
.badge-notice{background:var(--s-notice-bg);border-color:var(--s-notice-bd);color:var(--s-notice-tx)}
.badge-danger{background:var(--s-danger-bg);border-color:var(--s-danger-bd);color:var(--s-danger-tx)}
.tag{display:inline-block;padding:2px 8px;border-radius:4px;font-size:10px;font-family:var(--ff-m);background:var(--bg-tertiary);color:var(--text-dim);border:1px solid var(--border-primary)}
.tag:hover{border-color:var(--border-hover);color:var(--text-primary)}

/* ---------- 8. 区块标题 ---------- */
.section{padding:56px 0 24px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.section-head .sh-kicker{font-family:var(--ff-m);font-size:.6rem;letter-spacing:.18em;color:var(--text-dim);text-transform:uppercase}
.section-head .sh-kicker::before{content:'> ';color:var(--accent)}
.section-head h2{font-size:1.5rem;font-weight:700;font-family:var(--ff-h);letter-spacing:-.01em;margin-top:6px}
.section-head .sh-more{font-size:.8rem;color:var(--text-dim);display:inline-flex;align-items:center;gap:4px}
.section-head .sh-more:hover{color:var(--accent)}

/* ---------- 9. 卡片 ---------- */
.grid{display:grid;gap:16px}
.grid-cols-1{grid-template-columns:1fr}
.grid-cols-2{grid-template-columns:repeat(2,1fr)}
.grid-cols-3{grid-template-columns:repeat(3,1fr)}
.card{
  position:relative;background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-md);
  padding:20px;box-shadow:var(--shadow-card);overflow:hidden;
  transition:transform .25s var(--ease),border-color .2s,box-shadow .25s,background-color .2s;
}
.card:hover{transform:translateY(-2px);border-color:var(--border-hover);background:var(--bg-secondary)}
.card::after{
  content:'';position:absolute;top:0;left:-60%;width:50%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.16),transparent);
  transform:skewX(-20deg);transition:left .7s var(--ease);pointer-events:none;
}
[data-theme="dark"] .card::after{background:linear-gradient(100deg,transparent,rgba(255,255,255,.05),transparent)}
.card:hover::after{left:120%}
.card-thumb{border-radius:var(--radius-md);overflow:hidden;margin:-20px -20px 16px;max-height:200px}
.card-thumb img{width:100%;height:200px;object-fit:cover;transition:transform .5s var(--ease)}
.card:hover .card-thumb img{transform:scale(1.04)}
.card-thumb.ph svg{display:block;width:100%;height:auto;aspect-ratio:16/8}
.card-cats{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.card-title{font-size:1.02rem;line-height:1.4;font-weight:500;font-family:var(--ff-h);margin-bottom:8px}
.card-title a{color:var(--text-primary)}
.card-title a:hover{color:var(--accent)}
.card-excerpt{font-size:.86rem;color:var(--text-secondary);font-weight:300;line-height:1.7;margin-bottom:14px}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-family:var(--ff-m);font-size:.66rem;color:var(--text-dim)}
.pm-dot{color:var(--border-hover)}
.card-more{display:inline-flex;align-items:center;gap:5px;font-size:.8rem;font-weight:500;color:var(--accent)}
.card-more svg{width:14px;height:14px;transition:transform .25s var(--ease)}
.card:hover .card-more svg{transform:translateX(3px)}
.card-ghost{display:flex;align-items:center;justify-content:center;min-height:120px;border-style:dashed;box-shadow:none}
.card-ghost:hover{transform:none}

/* ---------- 10. 分类卡 ---------- */
.cats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.cat-card{display:flex;align-items:center;gap:16px;background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-md);padding:18px 20px;box-shadow:var(--shadow-card);transition:transform .2s var(--ease),border-color .2s;overflow:hidden}
.cat-card:hover{transform:translateY(-2px);border-color:var(--border-hover)}
.cat-card .cc-index{font-family:var(--ff-m);font-size:.72rem;color:var(--text-muted);flex-shrink:0}
.cat-card .cc-name{font-size:1rem;font-weight:600;color:var(--text-primary)}
.cat-card .cc-desc{font-size:.78rem;color:var(--text-dim);margin-top:2px}
.cat-card .cc-count{margin-left:auto;font-family:var(--ff-m);font-size:.66rem;color:var(--text-muted);flex-shrink:0}

/* ---------- 11. 分页 ---------- */
.pagination{display:flex;justify-content:center;flex-wrap:wrap;gap:6px;margin:44px 0 8px}
.pagination .page-numbers{
  min-width:36px;height:36px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--ff-m);font-size:.78rem;color:var(--text-dim);border:1px solid var(--border-secondary);
  border-radius:var(--radius-md);background:var(--bg-secondary);transition:all .2s;
}
.pagination .page-numbers:hover{border-color:var(--border-hover);color:var(--text-primary)}
.pagination .page-numbers.current{background:var(--accent);border-color:var(--accent);color:var(--text-inverse)}

/* ---------- 12. 页面 / 单篇 ---------- */
.page-header{padding:56px 0 20px}
.ph-kicker{font-family:var(--ff-m);font-size:.6rem;letter-spacing:.18em;color:var(--text-dim);text-transform:uppercase}
.ph-kicker::before{content:'> ';color:var(--accent)}
.ph-title{font-size:clamp(1.6rem,3.6vw,2.6rem);font-weight:700;font-family:var(--ff-h);letter-spacing:-.02em;margin-top:10px;line-height:1.15}
.ph-desc{font-size:.92rem;color:var(--text-secondary);margin-top:10px;max-width:44em}
.crumbs{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-family:var(--ff-m);font-size:.66rem;color:var(--text-muted);margin-top:16px}
.crumbs a{color:var(--text-dim)}
.crumbs a:hover{color:var(--accent)}
.crumbs-sep{color:var(--border-hover)}

.layout{display:flex;gap:32px;align-items:flex-start;padding-bottom:48px}
.layout-main{flex:1;min-width:0}
.layout-side{width:300px;flex-shrink:0;position:sticky;top:84px}
.no-sidebar .layout-side{display:none}
.no-sidebar .layout-main{max-width:none}

.entry-card{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow-card);overflow:hidden;position:relative}
.entry-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),transparent)}
[data-reveal].entry-card{transform:translateY(0)}

.entry-head{padding-bottom:24px;border-bottom:1px solid var(--border-primary);margin-bottom:28px}
.entry-title{font-size:clamp(1.5rem,3.4vw,2.4rem);font-weight:700;font-family:var(--ff-h);line-height:1.2;letter-spacing:-.02em;margin:12px 0}
.entry-meta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;font-family:var(--ff-m);font-size:.68rem;color:var(--text-dim)}
.entry-hero{margin:0 0 28px;border-radius:var(--radius-md);overflow:hidden}
.entry-hero img{width:100%}

/* 正文排版 */
.entry-content{font-size:1rem;font-weight:300;color:var(--text-secondary);line-height:1.95;word-break:break-word}
.entry-content>*{margin-bottom:1.2em}
.entry-content h1,.entry-content h2,.entry-content h3,.entry-content h4{font-family:var(--ff-h);color:var(--text-primary);font-weight:700;letter-spacing:-.01em;margin-top:1.8em;line-height:1.4}
.entry-content h2{font-size:1.5rem}
.entry-content h3{font-size:1.25rem}
.entry-content h4{font-size:1.08rem}
.entry-content a{color:var(--accent);font-weight:500;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.entry-content a:hover{opacity:.75}
.entry-content ul,.entry-content ol{padding-left:1.4em}
.entry-content ul{list-style:disc}
.entry-content ol{list-style:decimal}
.entry-content li{margin:.4em 0}
.entry-content li::marker{color:var(--accent)}
.entry-content blockquote{margin:1.6em 0;padding:.4em 1em;border-left:3px solid var(--accent);color:var(--text-dim);font-style:normal}
.entry-content blockquote p{margin:0}
.entry-content img,.entry-content .wp-block-image img{border-radius:var(--radius-md);margin:1em 0}
.entry-content figure{margin:1.6em 0}
.entry-content figcaption{font-size:.8rem;color:var(--text-muted);text-align:center;margin-top:.6em}
.entry-content code:not(pre code){font-family:var(--ff-m);font-size:.86em;color:var(--accent);background:var(--bg-tertiary);padding:.15em .45em;border-radius:4px}
.entry-content pre{background:var(--bg-tertiary);border:1px solid var(--border-primary);border-radius:var(--radius-md);padding:1.1em;overflow-x:auto;font-family:var(--ff-m);font-size:.84rem;line-height:1.7}
.entry-content pre code{background:none;padding:0;color:var(--text-primary);font-size:inherit}
.entry-content table{width:100%;border-collapse:collapse;font-size:.92rem}
.entry-content th,.entry-content td{border:1px solid var(--border-primary);padding:.6em .9em;text-align:left}
.entry-content th{background:var(--bg-tertiary);font-weight:600}
.entry-content hr{border:none;height:1px;background:var(--border-primary);margin:2.4em 0}
.entry-content iframe{max-width:100%}
.entry-content .wp-caption{max-width:100%}
.entry-content .aligncenter{margin-left:auto;margin-right:auto;display:block}
.entry-content .alignwide{margin-left:-40px;margin-right:-40px;max-width:none}
.entry-content .alignfull{margin-left:calc(50% - 50vw);margin-right:calc(50% - 50vw);width:100vw;max-width:100vw}

.entry-foot{display:flex;flex-wrap:wrap;gap:8px;margin-top:36px;padding-top:24px;border-top:1px solid var(--border-primary)}
.entry-tags .tag{margin:0 4px 4px 0}

.entry-nav{display:flex;gap:16px;margin-top:28px}
.entry-nav .en{flex:1;background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-md);padding:14px 18px;box-shadow:var(--shadow-card);transition:border-color .2s,transform .2s var(--ease)}
.entry-nav .en:hover{border-color:var(--border-hover);transform:translateY(-2px)}
.entry-nav .en-label{font-family:var(--ff-m);font-size:.6rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;display:block;margin-bottom:4px}
.entry-nav .en-title{font-size:.9rem;font-weight:500;color:var(--text-primary);line-height:1.4}

/* ---------- 13. 侧边栏 ---------- */
.widget{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-md);padding:20px;box-shadow:var(--shadow-card);margin-bottom:16px}
.widget-title{font-size:.82rem;font-weight:600;color:var(--text-primary);font-family:var(--ff-h);padding-bottom:10px;margin-bottom:14px;border-bottom:1px solid var(--border-primary);display:flex;align-items:center;gap:8px}
.widget-title::before{content:'> ';color:var(--accent)}
.widget li{margin-bottom:8px}
.widget ul a{color:var(--text-secondary);font-size:.86rem}
.widget ul a:hover{color:var(--accent)}
.widget .children{padding-left:12px;margin-top:8px}
.widget-search form{display:flex}
.widget-search input{flex:1;min-width:0}

/* 输入 */
input[type=text],input[type=search],input[type=email],input[type=url],input[type=password],input[type=number],textarea,select{
  width:100%;background:var(--bg-input);border:1px solid var(--border-secondary);border-radius:var(--radius-md);
  padding:10px 14px;font-size:.9rem;transition:border-color .2s,box-shadow .2s;
}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--border-hover)}
::placeholder{color:var(--text-muted)}

/* ---------- 14. 评论区 ---------- */
.comments-area{margin-top:40px}
.comments-title{font-size:1.2rem;font-weight:700;font-family:var(--ff-h);margin-bottom:24px;display:flex;align-items:center;gap:10px}
.comments-title::before{content:'> ';color:var(--accent)}
.comment-list{display:flex;flex-direction:column;gap:16px}
.comment-body{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-md);padding:18px 20px;box-shadow:var(--shadow-card)}
.comment-author{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.comment-author .avatar{border-radius:50%}
.comment-author .fn{font-size:.9rem;font-weight:500}
.comment-metadata{font-family:var(--ff-m);font-size:.64rem;color:var(--text-muted)}
.comment-content{font-size:.9rem;color:var(--text-secondary);line-height:1.8}
.comment-reply-link{font-size:.8rem;color:var(--accent)}
.children{padding-left:20px;display:flex;flex-direction:column;gap:16px;margin-top:16px}
.comment-respond{margin-top:32px}
.comment-respond-title,.comment-reply-title{font-size:1.05rem;font-weight:700;margin-bottom:18px}
.comment-form{display:flex;flex-direction:column;gap:14px}
.comment-form .comment-form-comment textarea{min-height:140px;resize:vertical}
.comment-form .comment-form-author,.comment-form-email,.comment-form-url{display:flex;flex-direction:column;gap:6px}
.comment-form label{font-size:.78rem;color:var(--text-dim)}
.comment-form input,.comment-form textarea{width:100%}
.form-submit .submit,.comment-form .submit{padding:11px 26px;font-size:.9rem;border:none;border-radius:var(--radius-md);background:var(--accent);color:var(--text-inverse);cursor:pointer;transition:background .2s,transform .15s var(--ease)}
.form-submit .submit:hover{background:var(--accent-hover);transform:translateY(-2px)}
.nocomments{font-size:.88rem;color:var(--text-dim)}

/* ---------- 15. 页脚 ---------- */
.site-footer{margin-top:40px;border-top:1px solid var(--border-primary);background:color-mix(in srgb,var(--bg-secondary) 55%,transparent)}
.footer-top{padding:44px 0 32px;display:grid;grid-template-columns:1.4fr .6fr .6fr 1fr;gap:28px}
.footer-about .fa-logo{font-size:1.15rem;font-weight:700;display:flex;align-items:center;gap:10px;margin-bottom:12px}
.footer-about .fa-logo img{width:26px;height:26px;border-radius:6px}
.footer-about p{font-size:.86rem;color:var(--text-secondary);line-height:1.8;max-width:30em}
.f-social{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap}
.f-social a{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border:1px solid var(--border-secondary);border-radius:var(--radius-md);color:var(--text-dim);transition:all .2s}
.f-social a:hover{border-color:var(--border-hover);color:var(--accent);transform:translateY(-2px)}
.f-social a svg{width:15px;height:15px}
.f-col h4{font-size:.78rem;font-weight:600;letter-spacing:.06em;margin-bottom:14px;color:var(--text-primary)}
.f-col ul li{margin-bottom:8px}
.f-col ul a{font-size:.84rem;color:var(--text-dim)}
.f-col ul a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid var(--border-primary);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.footer-copy{font-family:var(--ff-m);font-size:.68rem;color:var(--text-muted)}
.footer-copy a{color:var(--text-dim)}
.footer-copy a:hover{color:var(--accent)}
.footer-beian{display:flex;flex-wrap:wrap;gap:14px;align-items:center;font-size:.72rem;color:var(--text-dim)}
.footer-beian a{color:var(--text-dim);display:inline-flex;align-items:center;gap:4px}
.footer-beian a:hover{color:var(--accent)}
.footer-beian img{width:15px;height:auto}

/* ---------- 16. Toast ---------- */
.toast-wrap{position:fixed;bottom:24px;right:24px;z-index:700;display:flex;flex-direction:column;gap:10px;pointer-events:none}
.toast{
  background:var(--bg-card);border:1px solid var(--border-secondary);border-radius:var(--radius-md);padding:12px 18px;
  box-shadow:0 12px 32px -12px rgba(0,0,0,.3);display:flex;align-items:center;gap:10px;
  font-size:.86rem;color:var(--text-primary);min-width:220px;max-width:320px;
  animation:toastIn .35s var(--ease);
}
.toast.out{animation:toastOut .3s var(--ease) forwards}
.toast .t-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex-shrink:0}
.toast.success .t-dot{background:var(--s-success-tx)}
.toast.error .t-dot{background:var(--s-danger-tx)}
.toast.info .t-dot{background:var(--s-info-tx)}
@keyframes toastIn{from{transform:translateX(20px);opacity:0}to{transform:none;opacity:1}}
@keyframes toastOut{to{transform:translateX(30px);opacity:0}}

/* 回到顶部 */
.back-top{
  position:fixed;bottom:24px;right:24px;left:auto;z-index:500;width:40px;height:40px;border-radius:var(--radius-md);
  background:var(--bg-secondary);border:1px solid var(--border-secondary);color:var(--text-dim);
  display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transform:translateY(8px);transition:all .3s var(--ease);
}
.back-top.show{opacity:1;pointer-events:all;transform:none}
.back-top:hover{border-color:var(--border-hover);color:var(--accent)}
.back-top svg{width:17px;height:17px}
.back-top.is-dark{bottom:auto;top:50%;right:24px;transform:translateY(-50%)}

/* Ticker 跑马灯 */
.ticker{overflow:hidden;border-top:1px solid var(--border-primary);border-bottom:1px solid var(--border-primary);background:var(--bg-secondary);padding:.85rem 0}
.ticker-track{display:flex;white-space:nowrap;animation:tick 26s linear infinite}
.ticker-track:hover{animation-play-state:paused}
.ticker-item{display:inline-flex;align-items:center;gap:1rem;padding:0 1.8rem;flex-shrink:0;font-family:var(--ff-m);font-size:.6rem;letter-spacing:.16em;color:var(--text-dim);text-transform:uppercase}
.ticker-dot{width:2px;height:2px;background:var(--accent)}
@keyframes tick{to{transform:translateX(-50%)}}

/* 加载动画 */
.spinner{width:22px;height:22px;border-radius:50%;border:2px solid var(--border-hover);border-top-color:var(--accent);animation:spinning 1s linear infinite}
@keyframes spinning{to{transform:rotate(360deg)}}

/* 404 */
.error-404{padding:90px 0;text-align:center}
.error-404 .e-code{font-family:var(--ff-m);font-size:clamp(4rem,14vw,8rem);font-weight:700;color:var(--text-primary);line-height:1;letter-spacing:-.04em}
.error-404 .e-code span{color:var(--accent)}
.error-404 .e-title{font-size:1.2rem;font-weight:600;margin:16px 0 8px}
.error-404 .e-desc{color:var(--text-dim);margin-bottom:24px}

/* ---------- 18. 补充：列表栅格 / 单篇细节 / 空状态 ---------- */
.post-grid.grid{grid-template-columns:repeat(var(--cols,3),minmax(0,1fr))}
@media (max-width:768px){ .post-grid.grid{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (max-width:640px){ .post-grid.grid{grid-template-columns:minmax(0,1fr)} }

/* Hero 网格渐变背景 */
.hero-bg.grid::before{
  content:'';position:absolute;inset:0;opacity:.55;
  background:
    linear-gradient(var(--grid-line) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);
  background-size:56px 56px;background-position:center;
  -webkit-mask-image:radial-gradient(1000px 520px at 50% 20%,#000 0%,transparent 75%);
          mask-image:radial-gradient(1000px 520px at 50% 20%,#000 0%,transparent 75%);
}
.hero-bg.grid::after{content:'';position:absolute;inset:-60px 0 0;background:var(--grid-glow)}

/* 单篇：分类 / 作者盒 / 文章导航两端 */
.entry-cats{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:6px}
.entry-cats a{font-family:var(--ff-m);font-size:.66rem;letter-spacing:.08em;color:var(--text-dim);text-transform:uppercase}
.entry-cats a:hover{color:var(--accent)}
.entry-cats a::before{content:'# ';color:var(--accent)}
.author-box{display:flex;gap:16px;align-items:flex-start;background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-md);padding:18px;margin-top:20px;box-shadow:var(--shadow-card)}
.author-box .avatar{border-radius:50%}
.ab-name{font-size:.92rem;color:var(--text-primary)}
.ab-bio{font-size:.82rem;color:var(--text-dim);margin-top:4px;line-height:1.6}
.entry-nav .en-prev{text-align:left}
.entry-nav .en-next{text-align:right}
.entry-foot .edit-link{margin-top:16px;display:inline-block}
.edit-link a{font-size:.76rem;color:var(--text-dim);text-decoration:underline;text-underline-offset:2px}
.page-links{font-family:var(--ff-m);font-size:.8rem;color:var(--text-dim)}
.page-links .post-page-numbers{padding:0 6px}
.page-links .post-page-numbers.current{color:var(--accent);font-weight:700}

/* 评论明细 */
.comments-closed{font-size:.86rem;color:var(--text-dim);margin-top:16px}
.comment-list{padding-left:0;list-style:none}
.comment-list .comment-body{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-md);padding:18px;box-shadow:var(--shadow-card)}
.comment-list .fn a{color:var(--text-primary);font-weight:600}
.comment-list .says{color:var(--text-muted)}
.comment-list .comment-metadata{font-family:var(--ff-m);font-size:.66rem;color:var(--text-muted);margin:2px 0 10px}
.comment-list .comment-metadata a{color:var(--text-muted)}
.comment-list .children{list-style:none;padding-left:28px;margin-top:16px}
.comment-reply-title{margin-bottom:18px}
.comment-form label{font-size:.78rem;color:var(--text-dim)}
.comment-form input,.comment-form textarea{width:100%}
.comment-form .submit:hover{background:var(--accent-hover)}
.comment-form .logged-in-as{font-size:.78rem;color:var(--text-dim)}

/* 空状态 */
.empty-state{padding:70px 20px;text-align:center}
.empty-icon{width:56px;height:56px;margin:0 auto 20px;color:var(--text-muted)}
.empty-title{font-size:1.15rem;color:var(--text-primary);margin-bottom:8px}
.empty-desc{font-size:.88rem;color:var(--text-dim);margin-bottom:26px}
.empty-state .search-form{max-width:340px;margin:0 auto}

/* Ticker 文案 */
.ticker-text{font-family:var(--ff-m);font-size:.6rem;letter-spacing:.16em;color:var(--text-dim);text-transform:uppercase;padding:0 1.8rem;white-space:nowrap}

/* ---------- 17. 响应式 ---------- */
@media (max-width:1024px){
  .layout-side{width:260px}
  .footer-top{grid-template-columns:1fr 1fr}
  .grid-cols-3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .nav-menu{display:none}
  .nav-burger{display:flex}
  .container{padding-left:24px;padding-right:24px}
  .grid-cols-3,.grid-cols-2{grid-template-columns:1fr}
  .layout{flex-direction:column}
  .layout-side{width:100%;position:static}
  .entry-card{padding:28px 22px}
  .entry-content .alignwide,.entry-content .alignfull{margin-left:0;margin-right:0;width:100%}
  .footer-top{grid-template-columns:1fr 1fr;gap:24px}
  .section{padding:40px 0 16px}
  .hero-inner{min-height:auto;padding:48px 0 32px}
  .hero-stats{gap:16px}
}
@media (max-width:640px){
  .container{padding-left:20px;padding-right:20px}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .entry-nav{flex-direction:column}
  .search-box{max-width:calc(100vw - 32px)}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
}