/* ===========================================================
润物无声 · 静态版样式
目标：美观、大气、图文并茂，长时间阅读不累。
纯本地字体栈，不加载任何外部字体 / CDN。
=========================================================== */
:root{
--ink:#243141; --ink-soft:#4d5c6d; --muted:#8593a3;
--brand:#1c3d5e; --brand-2:#2e6f9e; --brand-soft:#eaf1f8;
--accent:#c9794b; --accent-soft:#fbf0e9;
--bg:#f4f6f9; --card:#fff; --line:#e4eaf1; --line-soft:#eef2f6;
--code-bg:#17222f; --code-ink:#dce7f2;
--shadow:0 1px 2px rgba(28,49,78,.04),0 8px 28px rgba(28,49,78,.06);
--shadow-hover:0 4px 12px rgba(28,49,78,.08),0 18px 40px rgba(28,49,78,.11);
--radius:12px;
--sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono","Courier New",monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.8 var(--sans);-webkit-font-smoothing:antialiased}
a{color:var(--brand-2);text-decoration:none;transition:color .18s}
a:hover{color:var(--accent)}
img{max-width:100%;height:auto}
button,input,textarea{font-family:inherit}
.wrap{max-width:1200px;margin:0 auto;padding:0 26px}
/* ---------- 顶栏 ---------- */
.site-header{background:#fff;border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px}
.brand-block{display:flex;align-items:baseline;gap:14px;white-space:nowrap}
.brand{font-size:25px;font-weight:800;letter-spacing:2px;color:var(--brand)}
.brand:hover{color:var(--brand-2)}
.tagline{font-size:13px;color:var(--muted);letter-spacing:1px}
.site-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.site-nav a{position:relative;padding:8px 12px;border-radius:7px;font-size:14px;color:var(--ink-soft)}
.site-nav a:hover{background:var(--brand-soft);color:var(--brand)}
.site-nav a.active{color:var(--brand);font-weight:600;background:var(--brand-soft)}
.site-nav a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;background:var(--accent);border-radius:2px}
.header-accent{height:3px;background:linear-gradient(90deg,var(--brand) 0%,var(--brand-2) 45%,var(--accent) 100%)}
/* ---------- 布局 ---------- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 306px;gap:30px;padding-top:32px;padding-bottom:72px;align-items:start}
.main-col{min-width:0}
/* ---------- 通用区块标题 ---------- */
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:14px;margin:0 0 18px;padding-left:13px;border-left:4px solid var(--accent)}
.section-head h2{margin:0;font-size:21px;font-weight:700;letter-spacing:.5px}
.section-head span{font-size:13px;color:var(--muted);white-space:nowrap}
/* ---------- 首页 Hero ---------- */
.hero{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:36px;align-items:center;
padding:38px 40px;margin-bottom:34px;border-radius:16px;overflow:hidden;color:#fff;
background:linear-gradient(120deg,#1b3856 0%,#244c72 58%,#2d6089 100%);box-shadow:var(--shadow)}
.hero::after{content:"";position:absolute;right:-70px;top:-110px;width:320px;height:320px;border-radius:50%;
background:radial-gradient(circle,rgba(255,255,255,.11),rgba(255,255,255,0) 70%);pointer-events:none}
.hero-kicker{margin:0 0 10px;font-size:12px;letter-spacing:2.4px;color:#a9c7e2;text-transform:uppercase}
.hero h1{margin:0 0 12px;font-size:38px;font-weight:800;letter-spacing:5px;line-height:1.25}
.hero-sub{margin:0 0 22px;max-width:560px;font-size:15px;line-height:1.9;color:#d6e5f2}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn-primary,.btn-ghost{display:inline-block;padding:9px 20px;border-radius:8px;font-size:14px;font-weight:600;transition:.18s}
.btn-primary{background:#fff;color:var(--brand)}
.btn-primary:hover{background:var(--accent-soft);color:var(--accent)}
.btn-ghost{border:1px solid rgba(255,255,255,.42);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.13);color:#fff}
.hero-stats{display:flex;gap:10px;position:relative;z-index:1}
.hero-stats div{min-width:92px;padding:16px 14px;text-align:center;border-radius:11px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16)}
.hero-stats b{display:block;font-size:25px;line-height:1.25;font-weight:700}
.hero-stats span{display:block;margin-top:3px;font-size:12px;color:#c3d9ec}
/* ---------- 热门文章 ---------- */
.featured{margin-bottom:36px}
.featured-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.featured-item{position:relative;display:block;height:210px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);color:#fff}
.featured-item:hover{color:#fff;box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.featured-item,.featured-img img{transition:transform .35s,box-shadow .25s}
.featured-img{position:absolute;inset:0}
.featured-img img{width:100%;height:100%;object-fit:cover}
.featured-item:hover .featured-img img{transform:scale(1.06)}
.featured-overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:20px 22px;
background:linear-gradient(180deg,rgba(12,25,40,0) 18%,rgba(12,25,40,.58) 55%,rgba(12,25,40,.9) 100%)}
.featured-no{position:absolute;top:14px;left:18px;font:600 13px var(--mono);letter-spacing:2px;color:#f3d9c8}
.featured-overlay h3{margin:0 0 6px;font-size:18px;line-height:1.45;font-weight:700;text-shadow:0 1px 6px rgba(0,0,0,.4)}
.featured-overlay p{margin:0;font-size:12px;color:#d0dfec}
/* ---------- 文章卡片 ---------- */
.post-list{margin-bottom:26px}
.card-grid{display:flex;flex-direction:column;gap:16px}
.post-card{display:grid;grid-template-columns:232px minmax(0,1fr);gap:20px;padding:16px;background:var(--card);
border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);transition:.2s}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#cfdcea}
.card-cover{position:relative;display:block;height:150px;border-radius:9px;overflow:hidden;background:#dfe6ee}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.post-card:hover .card-cover img{transform:scale(1.05)}
.card-year{position:absolute;left:9px;top:9px;padding:2px 9px;border-radius:5px;font:600 11px var(--mono);color:#fff;background:rgba(20,40,62,.72)}
.card-body{display:flex;flex-direction:column;min-width:0;padding:2px 4px 2px 0}
.card-body h3{margin:2px 0 8px;font-size:19px;line-height:1.45;font-weight:700}
.card-body h3 a{color:var(--ink)}
.card-body h3 a:hover{color:var(--brand-2)}
.card-meta{font-size:12.5px;color:var(--muted)}
.card-meta .sep{margin:0 7px;color:#c3cdd8}
.card-cat{color:var(--accent)}
.card-summary{margin:10px 0 12px;color:var(--ink-soft);font-size:14px;line-height:1.8;
display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-more{margin-top:auto;font-size:13px;font-weight:600;align-self:flex-start}
/* ---------- 分页 ---------- */
.pagination{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px;padding:24px 0 6px}
.pager-arrow,.pager-num,.pager-ellipsis,.pager-info{font-size:13.5px}
.pager-arrow,.pager-num{display:inline-flex;align-items:center;justify-content:center;min-height:34px;padding:0 12px;
border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--ink-soft)}
.pager-num{min-width:34px;padding:0 8px}
.pager-arrow:hover,.pager-num:hover{border-color:var(--brand-2);color:var(--brand-2)}
.pager-num.current{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:700}
.pager-arrow.disabled{color:#b9c3ce;background:#f7f9fb;cursor:default}
.pager-ellipsis{color:var(--muted);padding:0 2px}
.pager-info{margin-left:8px;color:var(--muted)}
/* ---------- 侧栏 ---------- */
.side-col{display:flex;flex-direction:column;gap:16px;min-width:0}
.side-widget{padding:18px 20px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);min-width:0;overflow-wrap:anywhere}
.widget-title{margin:0 0 14px;padding-left:10px;border-left:3px solid var(--accent);font-size:15px;font-weight:700}
.widget-title small{font-weight:400;color:var(--muted);font-size:12px}
.widget-note{margin:12px 0 0;font-size:12px;line-height:1.7;color:var(--muted)}
.profile-top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.profile-avatar{width:54px;height:54px;border-radius:50%;object-fit:cover;border:3px solid var(--brand-soft)}
.profile-top h2{margin:0;font-size:16px}
.profile-top p{margin:2px 0 0;font-size:12px;color:var(--muted)}
.profile-desc{margin:0 0 12px;font-size:13px;line-height:1.85;color:var(--ink-soft)}
.profile-link,.widget-more{font-size:13px;font-weight:600}
.stat-list{list-style:none;margin:0;padding:0}
.stat-list li{display:flex;align-items:baseline;gap:6px;padding:7px 0;border-bottom:1px dashed var(--line-soft);font-size:13px}
.stat-list li:last-child{border-bottom:0}
.stat-list span{flex:1;min-width:0;color:var(--ink-soft)}
.stat-list b{font:700 17px var(--mono);color:var(--brand)}
.stat-list i{font-style:normal;font-size:12px;color:var(--muted)}
.stat-foot{margin:12px 0 0;padding-top:10px;border-top:1px solid var(--line-soft);font-size:12px;color:var(--muted)}
.recent-list,.link-list,.cat-list{list-style:none;margin:0;padding:0}
.recent-list li{padding:8px 0;border-bottom:1px dashed var(--line-soft);font-size:13px;line-height:1.65;min-width:0}
.recent-list li:last-child{border-bottom:0}
.recent-list a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--ink-soft);min-width:0;overflow-wrap:anywhere;word-break:break-word}
.recent-list a:hover{color:var(--brand-2)}
.recent-who{color:var(--brand);font-weight:600;margin-right:6px}
.link-list li{display:flex;flex-direction:column;padding:8px 0;border-bottom:1px dashed var(--line-soft)}
.link-list li:last-child{border-bottom:0}
.link-list a{font-size:14px;font-weight:600}
.link-list span{font-size:12px;color:var(--muted)}
.widget-more{display:inline-block;margin-top:12px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:7px}
.tag-cloud a{padding:4px 10px;border-radius:15px;background:var(--brand-soft);color:var(--brand);font-size:12.5px;line-height:1.5}
.tag-cloud a:hover{background:var(--brand);color:#fff}
.tag-cloud sup{margin-left:3px;font-size:10px;color:var(--accent)}
.tag-cloud a:hover sup{color:#f5d8c5}
.cat-list li{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px dashed var(--line-soft);font-size:13px}
.cat-list li:last-child{border-bottom:0}
.cat-list span{color:var(--muted);font:12px var(--mono)}
.reader-grid{display:flex;flex-wrap:wrap;gap:6px}
.reader-chip{width:28px;height:28px;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;
background:hsl(var(--hue) 38% 56%);color:#fff;font-size:12px;font-weight:600;user-select:none}
/* ---------- 页头（独立页面） ---------- */
.page-head{margin-bottom:26px;padding:26px 30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.page-kicker{margin:0 0 8px;font-size:11px;letter-spacing:2.4px;color:var(--accent);font-weight:700}
.page-head h1{margin:0 0 8px;font-size:29px;letter-spacing:1px}
.page-lead{margin:0;color:var(--ink-soft);font-size:14.5px}
/* ---------- 文章正文 ---------- */
.post{padding:30px 38px 34px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.breadcrumb{display:flex;align-items:center;gap:9px;margin-bottom:22px;font-size:12.5px;color:var(--muted)}
.breadcrumb em{font-style:normal}
.post-header{padding-bottom:20px;margin-bottom:26px;border-bottom:1px solid var(--line)}
.post-header h1{margin:0 0 12px;font-size:31px;line-height:1.45;font-weight:800;letter-spacing:.5px}
.post-meta{font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;align-items:center;gap:0}
.post-meta .sep{margin:0 9px;color:#c9d3de}
.post-cat{padding:2px 9px;margin-right:5px;border-radius:4px;background:var(--brand-soft);font-size:12px}
/* 阅读舒适度：正文核心参数 */
.post-cover{margin:0 0 26px;border-radius:14px;overflow:hidden;background:var(--card);box-shadow:0 14px 34px -22px rgba(24,42,64,.55)}
.post-cover img{display:block;width:100%;max-height:420px;object-fit:cover}
.post-body{font-size:16.5px;line-height:1.95;color:#2b3644;overflow-wrap:anywhere}
.post-body p{margin:1.15em 0}
.post-body h2,.post-body h3,.post-body h4{scroll-margin-top:20px;color:var(--brand);font-weight:700;line-height:1.5}
.post-body h2{margin:2em 0 .8em;padding-left:12px;border-left:4px solid var(--accent);font-size:23px}
.post-body h3{margin:1.8em 0 .7em;font-size:19px}
.post-body h4{margin:1.5em 0 .6em;font-size:17px}
.post-body a{color:var(--brand-2);border-bottom:1px solid rgba(46,111,158,.32)}
.post-body a:hover{border-bottom-color:var(--accent);color:var(--accent)}
.post-body strong{color:var(--ink);font-weight:700}
.post-body ul,.post-body ol{margin:1.1em 0;padding-left:2em}
.post-body li{margin:.42em 0}
.post-body li::marker{color:var(--accent)}
.post-body img{display:block;margin:24px auto;border-radius:9px;border:1px solid var(--line-soft);
box-shadow:0 4px 18px rgba(28,49,78,.09);cursor:zoom-in}
.post-body blockquote{margin:22px 0;padding:12px 20px;border-left:4px solid var(--brand-2);
background:#f3f7fb;border-radius:0 8px 8px 0;color:var(--ink-soft)}
.post-body blockquote p{margin:.4em 0}
.post-body hr{margin:36px 0;border:0;border-top:1px dashed var(--line)}
.post-body table{display:block;overflow-x:auto;margin:22px 0;border-collapse:collapse;font-size:14px;max-width:100%}
.post-body th,.post-body td{padding:9px 14px;border:1px solid var(--line);text-align:left}
.post-body th{background:var(--brand-soft);color:var(--brand);font-weight:600;white-space:nowrap}
.post-body tr:nth-child(even) td{background:#fafbfd}
.post-body :not(pre)>code{padding:2px 6px;border-radius:4px;background:#eef2f7;color:#a8452f;
font:13.5px/1.5 var(--mono);word-break:break-word}
/* 代码排版：深色块 + 横向滚动 + 复制按钮 */
.post-body pre{margin:22px 0;padding:18px 20px;background:var(--code-bg);color:var(--code-ink);
border:1px solid #24344a;border-radius:10px;overflow-x:auto;
font:13.5px/1.75 var(--mono);tab-size:4;box-shadow:0 3px 14px rgba(16,30,48,.16)}
.post-body pre code{background:none;color:inherit;padding:0;font:inherit;white-space:pre}
.post-body pre::-webkit-scrollbar{height:9px}
.post-body pre::-webkit-scrollbar-track{background:#101a26;border-radius:0 0 10px 10px}
.post-body pre::-webkit-scrollbar-thumb{background:#41546d;border-radius:6px}
.post-body pre::-webkit-scrollbar-thumb:hover{background:#55708f}
.code-block{position:relative}
.code-block pre{margin:0}
.code-copy{position:absolute;top:9px;right:10px;padding:4px 11px;border:1px solid rgba(255,255,255,.2);
border-radius:6px;background:rgba(255,255,255,.08);color:#c9d9e9;font-size:11.5px;cursor:pointer;
opacity:0;transition:opacity .18s,background .18s}
.code-block:hover .code-copy,.code-copy:focus{opacity:1}
.code-copy:hover{background:rgba(255,255,255,.19);color:#fff}
.post-footer{margin-top:34px;padding-top:20px;border-top:1px solid var(--line)}
.post-tags{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.tags-label{margin-right:4px;font-size:12px;color:var(--muted)}
.post-tags a{padding:3px 11px;border-radius:14px;background:var(--accent-soft);color:#a85c33;font-size:12.5px}
.post-tags a:hover{background:var(--accent);color:#fff}
.post-origin{margin:18px 0 0;font-size:12px;color:var(--muted);word-break:break-all}
.post-origin code{padding:1px 5px;border-radius:4px;background:#f1f4f8;font:11.5px var(--mono);color:var(--ink-soft)}
.post-neighbors{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:20px}
.neighbor{display:flex;flex-direction:column;gap:5px;padding:15px 18px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow)}
.neighbor:hover{border-color:var(--brand-2)}
.neighbor small{font-size:12px;color:var(--muted)}
.neighbor span{font-size:14px;font-weight:600;line-height:1.55;color:var(--ink)}
.neighbor.next{text-align:right}
/* ---------- 评论 ---------- */
.legacy-comments,.new-comments,.guestbook{margin-top:28px;padding:26px 30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.archive-note,.comment-hint{margin:0 0 20px;padding:12px 16px;border-left:3px solid var(--accent);
background:var(--accent-soft);border-radius:0 7px 7px 0;font-size:13px;line-height:1.85;color:#7c563f}
.comment-hint{border-left-color:var(--brand-2);background:var(--brand-soft);color:#3d5872}
.comment-list{list-style:none;margin:0;padding:0}
.comment-item{display:flex;gap:13px;padding:15px 0;border-bottom:1px dashed var(--line-soft)}
.comment-item:last-child{border-bottom:0}
.comment-item.is-reply{margin-left:38px;padding-left:14px;border-left:2px solid var(--brand-soft)}
.comment-avatar{flex:0 0 34px;width:34px;height:34px;border-radius:50%;
background:linear-gradient(135deg,hsl(var(--hue) 42% 62%),hsl(var(--hue) 45% 47%));
box-shadow:inset 0 0 0 3px rgba(255,255,255,.55)}
.comment-main{flex:1;min-width:0}
.comment-head{display:flex;align-items:baseline;flex-wrap:wrap;gap:10px;margin-bottom:5px}
.comment-head b{color:var(--brand);font-size:14px}
.comment-head time{font-size:12px;color:var(--muted)}
.comment-floor{font:11.5px var(--mono);color:#aeb9c6}
.comment-reply-tag{padding:1px 7px;border-radius:4px;background:var(--brand-soft);color:var(--brand-2);font-size:11px}
.comment-text{font-size:14px;line-height:1.85;color:var(--ink-soft);white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere}
.guestbook-list{list-style:none;margin:0;padding:0}
.guestbook-list li{padding:10px 0;border-bottom:1px dashed var(--line-soft);font-size:13.5px;overflow-wrap:anywhere}
.guestbook-list li:last-child{border-bottom:0}
.guestbook-list .who{font-weight:600;color:var(--brand);margin-right:9px}
.guestbook-list time{font-size:12px;color:var(--muted);margin-right:9px}
/* Isso 评论区：覆盖默认样式，与站点统一 */
#isso-thread{font:15px/1.8 var(--sans);color:var(--ink)}
#isso-thread a{color:var(--brand-2)}
#isso-thread .isso-comment{padding:16px 0;border-top:1px solid var(--line-soft)}
#isso-thread .isso-comment-header{font-size:13px;color:var(--muted)}
#isso-thread .isso-comment-header .author{color:var(--brand);font-weight:700}
#isso-thread .isso-comment-header .permalink{color:var(--muted)}
#isso-thread .isso-comment-text{font-size:14.5px;line-height:1.85;color:var(--ink-soft);overflow-wrap:anywhere}
#isso-thread input,#isso-thread textarea{font:14px/1.6 var(--sans);color:var(--ink);
background:#fff;border:1px solid var(--line);border-radius:7px;padding:8px 11px;box-shadow:none}
#isso-thread input:focus,#isso-thread textarea:focus{outline:none;border-color:var(--brand-2);box-shadow:0 0 0 3px var(--brand-soft)}
#isso-thread .isso-post-action input,#isso-thread button,#isso-thread .isso-button,
#isso-thread input[type="submit"]{background:var(--brand);color:#fff;border:0;border-radius:7px;padding:8px 18px;cursor:pointer;font-size:13px}
#isso-thread .isso-post-action input:hover,#isso-thread button:hover{background:var(--brand-2)}
#isso-thread .isso-avatar,#isso-thread .avatar{display:none}
/* --- Isso 表单布局 -------------------------------------------------------
Isso 原生把 3 个字段写成固定宽度的 inline-block，把「提交 / 预览 / 编辑」
各自包成 float:right 的独立 。视口宽度落在某些区间时它们挤不进同一行，
按钮会竖着叠到下一行、第三个字段也会换行（缩放时的「串行」现象）。
这里改成确定性的 flex 排布：宽屏字段等分 + 按钮同行，窄屏字段整行堆叠。 */
#isso-thread .isso-postbox{max-width:100%;margin:0}
#isso-thread .isso-textarea{width:100%;min-height:118px;padding:11px 13px;resize:vertical}
#isso-thread .isso-auth-section{
display:flex;flex-wrap:wrap;align-items:flex-end;gap:12px;margin:14px 0 0;
}
#isso-thread .isso-input-wrapper{
display:block;float:none;position:static;margin:0;flex:1 1 0;min-width:0;
}
#isso-thread .isso-input-wrapper label{
display:block;height:auto;line-height:1.5;margin:0 0 6px;
font-size:13px;font-weight:600;color:var(--ink-soft);
}
#isso-thread .isso-input-wrapper input{
display:block;width:100%;max-width:100%;min-width:0;padding:9px 12px;
}
/*
仅作容器消失，内部 input 直接成为 flex 项目：被 Isso 隐藏的
「编辑 / 预览」按钮不会再留下一个 0 宽度却占 gap 的空列。 */
#isso-thread .isso-post-action{display:contents;float:none}
#isso-thread .isso-post-action > input{flex:0 0 auto;margin:0}
/* 「提交」为主操作；预览 / 编辑为次要操作，避免两个深蓝按钮并列难分辨 */
#isso-thread .isso-post-action > input[name="preview"],
#isso-thread .isso-post-action > input[name="edit"]{
background:#eef3f9;color:var(--brand);border:1px solid var(--line);
}
#isso-thread .isso-post-action > input[name="preview"]:hover,
#isso-thread .isso-post-action > input[name="edit"]:hover{background:#dfe9f5}
#isso-thread .isso-notification-section{margin-top:12px;font-size:13px;color:var(--muted)}
/* ---------- 独立页面：友链 / 归档 / 地图 / 搜索 ---------- */
.link-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:26px}
.link-card{display:flex;gap:14px;align-items:flex-start;padding:20px;background:#fff;border:1px solid var(--line);
border-radius:var(--radius);box-shadow:var(--shadow);transition:.2s}
.link-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--brand-2)}
.link-avatar{flex:0 0 40px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;
border-radius:10px;background:var(--brand-soft);color:var(--brand);font-size:19px}
.link-info{display:flex;flex-direction:column;min-width:0}
.link-info b{font-size:16px;color:var(--ink)}
.link-info small{font-size:12.5px;color:var(--ink-soft)}
.link-info em{margin-top:6px;font:11px var(--mono);font-style:normal;color:var(--muted);word-break:break-all;overflow-wrap:anywhere}
.page-note,.sitemap-block{padding:22px 26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:18px}
.page-note h2,.sitemap-block h2{margin:0 0 12px;font-size:18px;color:var(--brand)}
.page-note p{margin:8px 0;font-size:14px;line-height:1.9;color:var(--ink-soft)}
.page-note code{padding:1px 5px;border-radius:4px;background:#eef2f7;font:13px var(--mono);color:#a8452f}
.archive-groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.archive-month,.sitemap-year{padding:18px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.archive-month h2,.sitemap-year h3{margin:0 0 12px;padding-bottom:10px;border-bottom:1px solid var(--line-soft);font-size:16px;color:var(--brand)}
.archive-month h2 small,.sitemap-year h3 small{margin-left:8px;font-size:12px;font-weight:400;color:var(--muted)}
.archive-month ul,.sitemap-year ul,.sitemap-pages{list-style:none;margin:0;padding:0}
.archive-month li,.sitemap-year li{display:flex;align-items:baseline;gap:10px;padding:5px 0;font-size:13.5px}
.archive-month time,.sitemap-year time{flex:0 0 42px;font:11.5px var(--mono);color:var(--muted)}
.archive-month a,.sitemap-year a{flex:1;color:var(--ink-soft)}
.archive-month a:hover,.sitemap-year a:hover{color:var(--brand-2)}
.archive-comments{flex:0 0 auto;font-size:11px;color:var(--accent)}
.sitemap-pages{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;font-size:14px}
.sitemap-year{margin-bottom:14px;box-shadow:none}
.search-box{position:relative;margin-bottom:18px}
#site-search{width:100%;padding:14px 130px 14px 18px;font-size:16px;color:var(--ink);background:#fff;
border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow)}
#site-search:focus{outline:none;border-color:var(--brand-2);box-shadow:0 0 0 4px var(--brand-soft)}
.search-count{position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:12.5px;color:var(--muted)}
.search-results{list-style:none;margin:0;padding:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.search-results li{display:flex;align-items:baseline;gap:14px;padding:11px 20px;border-bottom:1px solid var(--line-soft);font-size:14px}
.search-results li:last-child{border-bottom:0}
.search-results li[hidden]{display:none}
.search-results a{flex:1}
.search-results time{font:11.5px var(--mono);color:var(--muted)}
.search-empty{padding:22px;text-align:center;color:var(--muted);font-size:14px}
/* ---------- 页脚 / 悬浮 ---------- */
.site-footer{background:#17283c;color:#a9bbcc;padding:34px 0 30px}
.footer-nav{display:flex;flex-wrap:wrap;gap:10px 22px;margin-bottom:16px}
.footer-nav a{color:#cddcea;font-size:13.5px}
.footer-nav a:hover{color:#fff}
.footer-line{margin:0 0 8px;font-size:13px}
.footer-line b{color:#fff;font:700 15px var(--mono)}
.footer-line .dot{margin:0 8px;color:#5a7189}
.footer-note{margin:0;font-size:12px;color:#738ba3}
.to-top{position:fixed;right:26px;bottom:28px;width:42px;height:42px;border:0;border-radius:50%;
background:var(--brand);color:#fff;font-size:19px;cursor:pointer;box-shadow:0 6px 18px rgba(20,40,62,.28);
opacity:0;pointer-events:none;transition:opacity .22s,transform .22s;z-index:20}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{transform:translateY(-3px);background:var(--brand-2)}
.lightbox{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;
padding:5vh 5vw;background:rgba(10,20,32,.9);cursor:zoom-out}
.lightbox[hidden]{display:none}
.lightbox img{max-width:100%;max-height:90vh;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
/* ---------- 响应式 ---------- */
@media(max-width:1000px){
.layout{grid-template-columns:minmax(0,1fr)}
.side-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.hero{grid-template-columns:minmax(0,1fr)}
.hero-stats{justify-content:flex-start}
}
@media(max-width:680px){
.wrap{padding:0 16px}
.header-inner{padding-top:12px;padding-bottom:8px}
.site-nav{gap:0;overflow-x:auto;width:100%;flex-wrap:nowrap;padding-bottom:4px}
.site-nav a{flex:0 0 auto;font-size:13px;padding:7px 9px}
.tagline{display:none}
.layout{padding-top:20px;gap:20px}
.hero{padding:26px 22px;gap:22px}
.hero h1{font-size:29px;letter-spacing:3px}
.hero-stats div{min-width:0;flex:1;padding:12px 8px}
.hero-stats b{font-size:20px}
.featured-grid,.archive-groups,.link-cards,.post-neighbors,.sitemap-pages{grid-template-columns:minmax(0,1fr)}
.featured-item{height:180px}
.post-card{grid-template-columns:minmax(0,1fr);gap:12px}
.card-cover{height:170px}
.post{padding:22px 18px}
.post-header h1{font-size:25px}
.post-body{font-size:16px;line-height:1.9}
.post-body pre{font-size:12.5px;padding:14px}
.legacy-comments,.new-comments,.guestbook,.page-head{padding:20px 18px}
.section-head h2{font-size:18px}
.section-head span{display:none}
.side-col{grid-template-columns:minmax(0,1fr)}
.pager-num:nth-child(n+8){display:none}
/* 评论表单：窄屏字段各占整行，按钮单独一行靠右，避免横向挤压 */
#isso-thread .isso-auth-section{justify-content:flex-end}
#isso-thread .isso-input-wrapper{flex:1 1 100%}
#isso-thread .isso-post-action > input{flex:0 0 auto}
}