/* syszj 博客液态玻璃增强样式：所有新增 CSS 类均使用 syszj 前缀 */
:root{
  --syszj-bg-a:#eef6ff;
  --syszj-bg-b:#f9fbff;
  --syszj-ink:#13203a;
  --syszj-muted:#667085;
  --syszj-card:rgba(255,255,255,.62);
  --syszj-card-strong:rgba(255,255,255,.78);
  --syszj-line:rgba(255,255,255,.72);
  --syszj-blue:#3b82f6;
  --syszj-cyan:#06b6d4;
  --syszj-violet:#7c3aed;
  --syszj-red:#ef4444;
  --syszj-green:#10b981;
  --syszj-shadow:0 18px 60px rgba(42,71,126,.14);
  --syszj-radius:28px;
  --syszj-blur:blur(24px) saturate(140%);
}
*{box-sizing:border-box}
body.syszj-page{
  margin:0;
  min-height:100vh;
  color:var(--syszj-ink);
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  background:
radial-gradient(circle at 12% 10%, rgb(215 230 255 / 22%), transparent 30%), radial-gradient(circle at 86% 4%, rgb(226 251 255 / 20%), transparent 25%), radial-gradient(circle at 50% 100%, rgba(124, 58, 237, .12), transparent 35%), linear-gradient(180deg, var(--syszj-bg-b), var(--syszj-bg-a));
  background-attachment:fixed;
}
.syszj-bg-bubbles{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:-1}
.syszj-bg-bubbles::before,.syszj-bg-bubbles::after{content:"";position:absolute;border-radius:999px;filter:blur(3px);opacity:.75;animation:syszjFloat 9s ease-in-out infinite alternate}
.syszj-bg-bubbles::before{width:260px;height:260px;left:6%;top:18%;background:linear-gradient(135deg,rgba(255,255,255,.70),rgba(59,130,246,.16))}
.syszj-bg-bubbles::after{width:360px;height:360px;right:7%;bottom:12%;background:linear-gradient(135deg,rgba(255,255,255,.72),rgba(6,182,212,.15));animation-duration:11s}
@keyframes syszjFloat{from{transform:translate3d(0,0,0)}to{transform:translate3d(16px,-22px,0)}}
.syszj-wrap{width:min(1480px,calc(100% - 34px));margin:0 auto;padding:22px 0 28px}
.syszj-hero,.syszj-glass{background:var(--syszj-card);backdrop-filter:var(--syszj-blur);-webkit-backdrop-filter:var(--syszj-blur);border:1px solid var(--syszj-line);box-shadow:var(--syszj-shadow);border-radius:var(--syszj-radius)}
.syszj-hero{position:relative;overflow:hidden;padding:36px 40px;margin-bottom:24px}
.syszj-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent,rgba(255,255,255,.38),transparent);transform:translateX(-110%);transition:.7s ease;pointer-events:none}
.syszj-hero:hover::after{transform:translateX(110%)}
.syszj-kicker{display:inline-flex;gap:8px;align-items:center;padding:8px 14px;border-radius:999px;background:rgba(59,130,246,.11);color:#2456b9;font-weight:700;font-size:13px;margin-bottom:14px}
.syszj-hero h1{margin:0;font-size:clamp(30px,4.5vw,58px);letter-spacing:-.05em;line-height:1.04;background:linear-gradient(135deg,#0f172a,#2563eb 52%,#06b6d4);-webkit-background-clip:text;background-clip:text;color:transparent}
.syszj-hero p{max-width:820px;margin:16px 0 0;color:var(--syszj-muted);line-height:1.85;font-size:16px}
.syszj-toolbar{display:grid;grid-template-columns:1.2fr auto;gap:16px;align-items:center;padding:16px;margin-bottom:22px}
.syszj-search{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.70);border:1px solid rgba(255,255,255,.82);border-radius:22px;padding:12px 16px;box-shadow:0 10px 30px rgba(42,71,126,.08)}
.syszj-search input{border:0;outline:0;background:transparent;width:100%;font-size:15px;color:var(--syszj-ink)}
.syszj-search input::placeholder{color:#94a3b8}
.syszj-cats{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.syszj-chip{display:inline-flex;align-items:center;gap:7px;padding:10px 14px;border-radius:999px;text-decoration:none;color:#334155;background:rgba(255,255,255,.60);border:1px solid rgba(255,255,255,.86);font-size:14px;font-weight:700;transition:.24s ease}
.syszj-chip:hover,.syszj-chip.is-active{transform:translateY(-2px);background:linear-gradient(135deg,rgba(59,130,246,.95),rgba(6,182,212,.86));color:#fff;box-shadow:0 14px 30px rgba(59,130,246,.23)}
.syszj-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:22px;align-items:start}
.syszj-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(285px,1fr));gap:22px}
.syszj-card{position:relative;overflow:hidden;display:flex;flex-direction:column;min-height:430px;text-decoration:none;color:inherit;background:var(--syszj-card-strong);backdrop-filter:var(--syszj-blur);-webkit-backdrop-filter:var(--syszj-blur);border:1px solid rgba(255,255,255,.82);border-radius:30px;box-shadow:0 16px 44px rgba(42,71,126,.12);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.syszj-card:hover{transform:translateY(-8px);box-shadow:0 26px 66px rgba(42,71,126,.18);border-color:rgba(59,130,246,.38)}
.syszj-card-media{height:202px;position:relative;overflow:hidden;background:linear-gradient(135deg,rgba(59,130,246,.18),rgba(6,182,212,.14),rgba(124,58,237,.16));display:flex;align-items:center;justify-content:center;padding:26px;text-align:center}
.syszj-card-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .5s ease}
.syszj-card:hover .syszj-card-media img{transform:scale(1.06)}
.syszj-card-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,23,42,0),rgba(15,23,42,.10));pointer-events:none}
.syszj-noimage-title{position:relative;z-index:1;font-size:24px;font-weight:900;line-height:1.25;letter-spacing:-.03em;color:#10203e;text-shadow:0 1px 0 rgba(255,255,255,.65)}
.syszj-card-body{display:flex;flex-direction:column;gap:12px;padding:20px 22px 22px;flex:1}
.syszj-card-title{margin:0;font-size:20px;line-height:1.35;letter-spacing:-.02em;color:#111827}
.syszj-meta{display:flex;gap:8px;flex-wrap:wrap;color:#64748b;font-size:12px}
.syszj-pill{padding:6px 9px;border-radius:999px;background:rgba(59,130,246,.10);color:#2456b9;font-weight:700}
.syszj-summary-box{margin-top:auto;padding:14px 14px 15px;border-radius:18px;background:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.78);min-height:96px}
.syszj-summary-title{display:flex;align-items:center;gap:7px;margin-bottom:8px;font-size:12px;color:#2563eb;font-weight:900;letter-spacing:.08em}
.syszj-type-text{margin:0;color:#334155;font-size:14px;line-height:1.72;min-height:48px;word-break:break-word}
.syszj-type-cursor::after{content:"|";margin-left:2px;color:#2563eb;animation:syszjBlink .9s step-end infinite}
@keyframes syszjBlink{50%{opacity:0}}
.syszj-sidebar{position:sticky;top:84px;display:flex;flex-direction:column;gap:16px}
.syszj-side-card{padding:22px;border-radius:28px;background:var(--syszj-card);backdrop-filter:var(--syszj-blur);-webkit-backdrop-filter:var(--syszj-blur);border:1px solid rgba(255,255,255,.76);box-shadow:var(--syszj-shadow)}
.syszj-side-card h3{margin:0 0 14px;font-size:18px;color:#0f172a}
.syszj-empty{padding:54px;text-align:center;color:#64748b;border-radius:30px;background:rgba(255,255,255,.56);border:1px dashed rgba(59,130,246,.25)}
.syszj-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 16px;border-radius:16px;border:0;text-decoration:none;cursor:pointer;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--syszj-blue),var(--syszj-cyan));box-shadow:0 12px 28px rgba(59,130,246,.22);transition:.22s ease;white-space:nowrap}
.syszj-btn:hover{transform:translateY(-2px);filter:saturate(1.08)}
.syszj-btn-ghost{background:rgba(255,255,255,.58);color:#1e293b;border:1px solid rgba(255,255,255,.82);box-shadow:none}
.syszj-btn-danger{background:linear-gradient(135deg,#ef4444,#fb7185)}
.syszj-btn-green{background:linear-gradient(135deg,#10b981,#22c55e)}
.syszj-admin-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px}
.syszj-admin-head h1{margin:0;font-size:clamp(26px,4vw,42px);letter-spacing:-.04em}
.syszj-admin-head p{margin:8px 0 0;color:var(--syszj-muted)}
.syszj-table-wrap{overflow:auto;border-radius:26px;background:rgba(255,255,255,.62);border:1px solid rgba(255,255,255,.78);box-shadow:var(--syszj-shadow)}
.syszj-table{width:100%;border-collapse:separate;border-spacing:0;min-width:980px}
.syszj-table th{position:sticky;top:0;background:rgba(239,246,255,.92);backdrop-filter:blur(12px);text-align:left;color:#334155;font-size:13px;padding:16px 14px;border-bottom:1px solid rgba(148,163,184,.22)}
.syszj-table td{padding:15px 14px;border-bottom:1px solid rgba(148,163,184,.16);vertical-align:top;font-size:14px}
.syszj-table tr:hover td{background:rgba(255,255,255,.42)}
.syszj-actions{display:flex;gap:8px;flex-wrap:wrap}.syszj-actions a,.syszj-actions button{font-size:13px;padding:8px 10px;border-radius:12px}
.syszj-status{display:inline-flex;padding:6px 9px;border-radius:999px;font-size:12px;font-weight:900}.syszj-status-ok{color:#047857;background:rgba(16,185,129,.12)}.syszj-status-hide{color:#b91c1c;background:rgba(239,68,68,.12)}.syszj-status-warn{color:#92400e;background:rgba(245,158,11,.14)}
.syszj-form{display:grid;gap:18px}.syszj-form-row{display:grid;gap:8px}.syszj-label{font-weight:900;color:#1f2937}.syszj-input,.syszj-select,.syszj-textarea{width:100%;border:1px solid rgba(148,163,184,.24);outline:0;border-radius:18px;padding:13px 15px;background:rgba(255,255,255,.72);color:#0f172a;font-size:15px;transition:.2s ease}.syszj-input:focus,.syszj-select:focus,.syszj-textarea:focus{border-color:rgba(59,130,246,.55);box-shadow:0 0 0 5px rgba(59,130,246,.12)}.syszj-textarea{min-height:96px;resize:vertical;line-height:1.75}
.syszj-editor-card{padding:24px}.syszj-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.syszj-file-preview{max-width:100%;max-height:260px;border-radius:22px;border:1px dashed rgba(59,130,246,.38);background:rgba(255,255,255,.46);object-fit:cover}.syszj-note{color:#64748b;font-size:13px;line-height:1.7}.syszj-msg{padding:13px 15px;border-radius:18px;margin-bottom:14px;background:rgba(16,185,129,.12);color:#047857;border:1px solid rgba(16,185,129,.22)}.syszj-msg-error{background:rgba(239,68,68,.10);color:#b91c1c;border-color:rgba(239,68,68,.24)}
.syszj-article-wrap{width:min(1120px,calc(100% - 34px));margin:0 auto;padding:22px 0 28px}.syszj-article-hero{padding:38px 42px;margin-bottom:20px}.syszj-article-title{margin:0;font-size:clamp(30px,5vw,58px);letter-spacing:-.05em;line-height:1.08}.syszj-article-summary{margin-top:18px;padding:16px 18px;border-radius:20px;background:rgba(59,130,246,.09);border:1px solid rgba(59,130,246,.16);color:#334155}.syszj-content{padding:34px 42px;font-size:17px;line-height:1.95}.syszj-content img{max-width:100%;height:auto;border-radius:22px;box-shadow:0 20px 50px rgba(15,23,42,.14)}.syszj-content pre{border-radius:18px;padding:20px;overflow:auto;background:#111827;color:#f8fafc}.syszj-password{padding:34px;text-align:center}.syszj-password form{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:16px}.syszj-hidden{padding:22px;border-radius:20px;background:rgba(245,158,11,.13);border:1px solid rgba(245,158,11,.22);color:#92400e}
@media (max-width:980px){.syszj-toolbar{grid-template-columns:1fr}.syszj-cats{justify-content:flex-start}.syszj-layout{grid-template-columns:1fr}.syszj-sidebar{position:static}.syszj-form-grid{grid-template-columns:1fr}}
@media (max-width:560px){.syszj-wrap,.syszj-article-wrap{width:min(100% - 22px,1480px);padding-top:16px}.syszj-hero,.syszj-article-hero{padding:12px 22px}.syszj-grid{grid-template-columns:1fr}.syszj-content{padding:24px 20px}.syszj-admin-head{flex-direction:column}.syszj-card{min-height:auto}}

/* ========== syszj 评论区：保留旧评论功能并升级为液态玻璃样式 ========== */
.syszj-comments{padding:28px 32px;margin-top:20px}
.syszj-comments-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:20px}
.syszj-comments-head h2{margin:0;font-size:clamp(22px,3vw,32px);letter-spacing:-.03em;color:#0f172a}
.syszj-comment-list{padding:18px;border-radius:22px;background:rgba(255,255,255,.50);border:1px solid rgba(255,255,255,.76);margin-bottom:18px;overflow:hidden}
.syszj-comment-list:empty{display:none}
.syszj-comment-list *{max-width:100%}
.syszj-comment-list a{color:#2563eb;text-decoration:none}
.syszj-comment-form{display:grid;gap:14px}
.syszj-comment-form textarea{width:100%;min-height:128px;resize:vertical;border:1px solid rgba(148,163,184,.26);outline:0;border-radius:22px;padding:16px 18px;background:rgba(255,255,255,.70);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);font:inherit;line-height:1.7;color:#0f172a;transition:.22s ease}
.syszj-comment-form textarea:focus{border-color:rgba(59,130,246,.60);box-shadow:0 0 0 5px rgba(59,130,246,.12);background:rgba(255,255,255,.82)}
.syszj-comment-form button{justify-self:start}
.syszj-login-notice{padding:16px 18px;border-radius:20px;background:rgba(59,130,246,.10);border:1px solid rgba(59,130,246,.18);color:#2456b9;font-weight:700}
@media (max-width:560px){.syszj-comments{padding:22px 18px}.syszj-comments-head{flex-direction:column}.syszj-comment-list{padding:14px}.syszj-comment-form button{width:100%}}



/* ======================================================================
   syszj 内容增强包 v3：文章正文 / 预览 / Summernote 编辑区统一支持
   重点解决：表格、引用、列表、代码、图片说明、视频、附件、数学公式等正文元素
   作用范围尽量限制在 .syszj-content / #previewBody / .note-editable 内，避免影响旧页面
   ====================================================================== */

.syszj-content,
#previewBody.syszj-content,
.note-editable{color:#1f2937;overflow-wrap:anywhere;word-break:break-word;text-rendering:optimizeLegibility}
.syszj-content > :first-child,#previewBody.syszj-content > :first-child,.note-editable > :first-child{margin-top:0!important}
.syszj-content > :last-child,#previewBody.syszj-content > :last-child,.note-editable > :last-child{margin-bottom:0!important}

.syszj-content p,.note-editable p{margin:0 0 1.05em;line-height:1.95}
.syszj-content strong,.note-editable strong{font-weight:800;color:#0f172a}
.syszj-content em,.note-editable em{color:#475569}
.syszj-content small,.note-editable small{font-size:.86em;color:#64748b}
.syszj-content sup,.syszj-content sub,.note-editable sup,.note-editable sub{line-height:0;font-size:.75em}
.syszj-content mark,.note-editable mark{padding:.12em .34em;border-radius:.45em;color:#7c2d12;background:linear-gradient(135deg,rgba(254,240,138,.78),rgba(253,186,116,.55))}

.syszj-content h1,.syszj-content h2,.syszj-content h3,.syszj-content h4,.syszj-content h5,.syszj-content h6,.note-editable h1,.note-editable h2,.note-editable h3,.note-editable h4,.note-editable h5,.note-editable h6{position:relative;color:#0f172a;letter-spacing:-.025em;line-height:1.28;font-weight:900;margin:1.85em 0 .78em}
.syszj-content h1,.note-editable h1{font-size:clamp(28px,4vw,44px)}
.syszj-content h2,.note-editable h2{font-size:clamp(24px,3vw,34px);padding-left:18px}
.syszj-content h3,.note-editable h3{font-size:clamp(21px,2.5vw,28px);padding-left:15px}
.syszj-content h4,.note-editable h4{font-size:20px}.syszj-content h5,.note-editable h5{font-size:17px;color:#334155}.syszj-content h6,.note-editable h6{font-size:15px;color:#475569;letter-spacing:.06em;text-transform:uppercase}
.syszj-content h2::before,.syszj-content h3::before,.note-editable h2::before,.note-editable h3::before{content:"";position:absolute;left:0;top:.18em;width:5px;height:1.05em;border-radius:999px;background:linear-gradient(180deg,var(--syszj-blue),var(--syszj-cyan));box-shadow:0 8px 20px rgba(59,130,246,.25)}

.syszj-content a,.note-editable a{color:#2563eb;font-weight:700;text-decoration:none;border-bottom:1px solid rgba(37,99,235,.30);background:linear-gradient(180deg,transparent 62%,rgba(59,130,246,.12) 0);transition:color .2s ease,border-color .2s ease,background .2s ease}
.syszj-content a:hover,.note-editable a:hover{color:#0891b2;border-bottom-color:rgba(8,145,178,.65);background:linear-gradient(180deg,transparent 55%,rgba(6,182,212,.18) 0)}

.syszj-content ul,.syszj-content ol,.note-editable ul,.note-editable ol{margin:1em 0 1.25em;padding-left:1.55em;line-height:1.9}
.syszj-content li,.note-editable li{margin:.34em 0;padding-left:.18em}.syszj-content li::marker,.note-editable li::marker{color:#2563eb;font-weight:900}
.syszj-content ul ul,.syszj-content ol ol,.syszj-content ul ol,.syszj-content ol ul,.note-editable ul ul,.note-editable ol ol,.note-editable ul ol,.note-editable ol ul{margin:.45em 0 .65em}
.syszj-content input[type="checkbox"],.note-editable input[type="checkbox"]{width:1.05em;height:1.05em;margin-right:.45em;vertical-align:-.12em;accent-color:#2563eb}

.syszj-content blockquote,.note-editable blockquote{position:relative;margin:1.5em 0;padding:18px 22px 18px 54px;border:1px solid rgba(59,130,246,.18);border-left:6px solid rgba(59,130,246,.75);border-radius:22px;color:#334155;background:linear-gradient(135deg,rgba(239,246,255,.78),rgba(255,255,255,.55));box-shadow:0 14px 36px rgba(42,71,126,.09)}
.syszj-content blockquote::before,.note-editable blockquote::before{content:"“";position:absolute;left:18px;top:6px;font-size:46px;line-height:1;color:rgba(37,99,235,.35);font-family:Georgia,serif}
.syszj-content blockquote p,.note-editable blockquote p{margin:.45em 0}
.syszj-content .callout,.syszj-content .tip,.syszj-content .notice,.note-editable .callout,.note-editable .tip,.note-editable .notice{margin:1.35em 0;padding:16px 18px;border-radius:20px;background:rgba(255,255,255,.62);border:1px solid rgba(255,255,255,.78);box-shadow:0 12px 32px rgba(42,71,126,.08)}
.syszj-content hr,.note-editable hr{border:0;height:1px;margin:2.2em 0;background:linear-gradient(90deg,transparent,rgba(59,130,246,.32),rgba(6,182,212,.35),transparent)}

/* 表格：文章内容核心增强 */
.syszj-content table,#previewBody table,.note-editable table,.syszj-content .table,.note-editable .table{width:100%;max-width:100%;margin:1.45em 0;border-collapse:separate!important;border-spacing:0;overflow:hidden;border-radius:18px;background:rgba(255,255,255,.72);border:1px solid rgba(148,163,184,.28);box-shadow:0 14px 42px rgba(42,71,126,.10);font-size:.96em}
.syszj-content table caption,.note-editable table caption{caption-side:top;padding:0 0 10px;color:#64748b;font-size:.92em;font-weight:700;text-align:left}
.syszj-content thead th,.note-editable thead th,.syszj-content table tr:first-child th,.note-editable table tr:first-child th{background:linear-gradient(135deg,rgba(59,130,246,.16),rgba(6,182,212,.10));color:#0f172a;font-weight:900}
.syszj-content th,.syszj-content td,.note-editable th,.note-editable td{padding:13px 15px;vertical-align:top;text-align:left;border-right:1px solid rgba(148,163,184,.18);border-bottom:1px solid rgba(148,163,184,.18);line-height:1.65}
.syszj-content th:last-child,.syszj-content td:last-child,.note-editable th:last-child,.note-editable td:last-child{border-right:0}
.syszj-content tr:last-child td,.syszj-content tr:last-child th,.note-editable tr:last-child td,.note-editable tr:last-child th{border-bottom:0}
.syszj-content tbody tr:nth-child(even) td,.note-editable tbody tr:nth-child(even) td{background:rgba(248,250,252,.72)}
.syszj-content tbody tr:hover td,.note-editable tbody tr:hover td{background:rgba(219,234,254,.42)}
.syszj-content td p,.syszj-content th p,.note-editable td p,.note-editable th p{margin:.2em 0;line-height:1.6}

@media (max-width:760px){.syszj-content table,#previewBody table,.note-editable table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap;border-radius:16px}.syszj-content th,.syszj-content td,.note-editable th,.note-editable td{padding:11px 12px;font-size:14px}}

.syszj-content figure,.note-editable figure{margin:1.6em auto;max-width:100%;text-align:center}.syszj-content figure img,.note-editable figure img{margin:0 auto .65em}
.syszj-content figcaption,.note-editable figcaption,.syszj-content .caption,.note-editable .caption{display:block;margin:.7em auto 0;color:#64748b;font-size:.92em;line-height:1.65;text-align:center}
.syszj-content img,.note-editable img{display:block;max-width:100%!important;height:auto!important;margin:1.45em auto;object-fit:contain}
.syszj-content img[style*="float: left"],.syszj-content img[style*="float:left"]{margin:0 1.2em 1em 0;max-width:48%!important}
.syszj-content img[style*="float: right"],.syszj-content img[style*="float:right"]{margin:0 0 1em 1.2em;max-width:48%!important}
@media (max-width:640px){.syszj-content img[style*="float"],.syszj-content img[style*="float: left"],.syszj-content img[style*="float: right"]{float:none!important;max-width:100%!important;margin:1.2em auto!important}}

.syszj-content iframe,.syszj-content video,.syszj-content embed,.syszj-content object,.note-editable iframe,.note-editable video,.note-editable embed,.note-editable object{display:block;width:100%;max-width:100%;margin:1.45em auto;border:0;border-radius:22px;box-shadow:0 18px 48px rgba(15,23,42,.13);background:#0f172a}
.syszj-content iframe,.note-editable iframe{aspect-ratio:16/9;min-height:280px}.syszj-content audio,.note-editable audio{width:100%;margin:1.2em 0}
.syszj-content a[href$=".pdf"],.syszj-content a[href$=".doc"],.syszj-content a[href$=".docx"],.syszj-content a[href$=".ppt"],.syszj-content a[href$=".pptx"],.syszj-content a[href$=".xls"],.syszj-content a[href$=".xlsx"],.syszj-content a[href$=".zip"],.syszj-content a[href$=".rar"],.syszj-content a[href$=".7z"]{display:inline-flex;align-items:center;gap:.45em;margin:.35em .25em .35em 0;padding:.55em .8em;border-radius:14px;background:rgba(59,130,246,.10);border:1px solid rgba(59,130,246,.18);box-shadow:none}
.syszj-content a[href$=".pdf"]::before{content:"📄"}.syszj-content a[href$=".doc"]::before,.syszj-content a[href$=".docx"]::before{content:"📝"}.syszj-content a[href$=".ppt"]::before,.syszj-content a[href$=".pptx"]::before{content:"📊"}.syszj-content a[href$=".xls"]::before,.syszj-content a[href$=".xlsx"]::before{content:"📈"}.syszj-content a[href$=".zip"]::before,.syszj-content a[href$=".rar"]::before,.syszj-content a[href$=".7z"]::before{content:"🗜️"}

.syszj-content code,.note-editable code{padding:.18em .42em;border-radius:8px;color:#be123c;background:rgba(244,63,94,.10);border:1px solid rgba(244,63,94,.12);font-family:"Fira Code","SFMono-Regular",Consolas,"Liberation Mono",monospace;font-size:.92em}
.syszj-content pre,.note-editable pre{position:relative;margin:1.55em 0;padding:20px 22px;overflow:auto;border-radius:20px;background:linear-gradient(135deg,#111827,#172033)!important;color:#f8fafc!important;border:1px solid rgba(255,255,255,.10);box-shadow:0 18px 50px rgba(15,23,42,.20);line-height:1.75}
.syszj-content pre code,.note-editable pre code{padding:0;color:inherit;background:transparent;border:0;white-space:pre}
.syszj-content kbd,.note-editable kbd{display:inline-block;min-width:1.7em;padding:.16em .48em;border-radius:8px;color:#0f172a;background:linear-gradient(180deg,#fff,#e5e7eb);border:1px solid rgba(100,116,139,.32);box-shadow:0 2px 0 rgba(100,116,139,.25);font-family:inherit;font-size:.86em;text-align:center}

.syszj-content dl,.note-editable dl{margin:1.25em 0;padding:0;border-radius:18px;background:rgba(255,255,255,.50);border:1px solid rgba(255,255,255,.70)}
.syszj-content dt,.note-editable dt{font-weight:900;color:#0f172a;padding:12px 16px 0}.syszj-content dd,.note-editable dd{margin:0;padding:6px 16px 13px;color:#475569;border-bottom:1px solid rgba(148,163,184,.16)}.syszj-content dd:last-child,.note-editable dd:last-child{border-bottom:0}
.syszj-content details,.note-editable details{margin:1.25em 0;padding:14px 16px;border-radius:18px;background:rgba(255,255,255,.58);border:1px solid rgba(148,163,184,.22)}.syszj-content summary,.note-editable summary{cursor:pointer;font-weight:900;color:#1e40af}
.syszj-content .footnotes,.note-editable .footnotes{margin-top:2.2em;padding-top:1.2em;border-top:1px solid rgba(148,163,184,.22);font-size:.92em;color:#475569}

.syszj-content .math,.syszj-content .katex-display,.note-editable .math,.note-editable .katex-display{overflow-x:auto;overflow-y:hidden;padding:.7em .4em;margin:1.2em 0}.syszj-content .katex,.note-editable .katex{font-size:1.06em}
.syszj-content .text-center,.note-editable .text-center{text-align:center!important}.syszj-content .text-right,.note-editable .text-right{text-align:right!important}.syszj-content .text-left,.note-editable .text-left{text-align:left!important}.syszj-content .text-muted,.note-editable .text-muted{color:#64748b!important}.syszj-content .lead,.note-editable .lead{font-size:1.12em;line-height:1.85;color:#334155}.syszj-content .img-fluid,.note-editable .img-fluid{max-width:100%;height:auto}

@media print{body.syszj-page{background:#fff!important;color:#000!important}.syszj-bg-bubbles,.syszj-comments,.syszj-sidebar,.syszj-toolbar{display:none!important}.syszj-glass,.syszj-content,.syszj-article-hero{box-shadow:none!important;border:0!important;background:#fff!important;backdrop-filter:none!important}.syszj-content a{color:#000!important;border-bottom:1px solid #999!important;background:none!important}.syszj-content table{box-shadow:none!important;border:1px solid #999!important}.syszj-content th,.syszj-content td{border-color:#999!important}}