/* WorkBuddy 编辑部 · 晨报头版 —— 报纸体裁 + 参考站 workbuddy.ai 色调(冷白 slate + 青绿统一) */
:root{
  --paper:#F7FAFC;      /* 参考站主底 #f7fafc */
  --paper2:#F1F5F9;     /* 参考站次底 #f1f5f9 */
  --paper3:#E2E8F0;
  --ink:#1A202C;        /* 参考站主文字 #1a202c */
  --ink-soft:#4A5568;
  --muted:#94A3B8;
  --brand:#28B894;      /* 青绿主色(参考站主 CTA background:#28b894) */
  --brand2:#0EC8A9;     /* 青绿浅,logo 渐变 */
  --brand-deep:#0F8A6E; /* 深青绿,链接/强调/hover */
  --accent:#FFE355;     /* 琥珀,logo 黄点,仅极小点缀 */
  --accent-deep:#D9A900;
  --deep:#1A202C;       /* 冷深灰,页脚/深色块 */
  --line:#E2E8F0;
  --line2:#CBD5E1;
  --serif:Georgia,"Times New Roman","Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --wrap:1120px;
  --shadow:0 18px 40px -26px rgba(26,32,44,.28);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--paper);color:var(--ink);font-family:var(--serif);line-height:1.85;font-size:16.5px;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* ================= 报头 masthead ================= */
.masthead{padding:20px 24px 0;border-bottom:2px solid var(--ink)}
.mast-top{display:flex;align-items:center;justify-content:space-between;font-family:var(--sans);font-size:11.5px;letter-spacing:1.5px;color:var(--muted);text-transform:uppercase;padding-bottom:10px;border-bottom:1px solid var(--line)}
.mast-date,.mast-slogan,.mast-issue{white-space:nowrap}
.mast-name{display:flex;align-items:center;justify-content:center;gap:14px;padding:22px 0 6px}
.mast-logo{width:46px;height:46px;border-radius:10px;box-shadow:0 2px 12px -2px rgba(14,200,169,.5)}
.mast-word{font-family:var(--serif);font-weight:700;font-size:clamp(38px,6.4vw,64px);letter-spacing:.5px;line-height:1;color:var(--ink)}
.mast-sub{text-align:center;font-family:var(--sans);font-size:13px;letter-spacing:5px;color:var(--brand-deep);margin:4px 0 16px;text-transform:uppercase}
.mast-rule{border-top:2px solid var(--ink);border-bottom:1px solid var(--ink);height:4px;margin:0 0 2px}
.mast-rule.thin{border-top:1px solid var(--line2);border-bottom:none;height:0;margin:0}
.topnav{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:0;padding:12px 0 14px}
.topnav a{font-family:var(--serif);font-size:16px;font-weight:600;color:var(--ink);padding:6px 20px;position:relative;transition:.16s;letter-spacing:1px}
.topnav a:hover{color:var(--brand-deep)}
.topnav a.on{color:var(--brand-deep)}
.topnav a.on::after{content:"";position:absolute;left:20px;right:20px;bottom:0;height:3px;background:var(--brand)}
.topnav a + a::before{content:"";position:absolute;left:0;top:22%;height:56%;width:1px;background:var(--line2)}
.topnav .nav-cta{color:var(--brand-deep);font-weight:700}

/* ================= 头版头条 hero ================= */
.front{background:linear-gradient(180deg,var(--paper) 0%,#FFFFFF 100%);border-bottom:2px solid var(--ink);position:relative}
.front::after{content:"";position:absolute;left:0;right:0;bottom:6px;border-bottom:1px solid var(--line2)}
.front-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:44px;align-items:start;padding:44px 24px 48px}
.front-lead{min-width:0}
.front-kicker{display:inline-flex;align-items:center;gap:10px;font-family:var(--sans);font-size:12px;letter-spacing:2px;color:var(--brand-deep);font-weight:700;text-transform:uppercase;margin-bottom:18px}
.front-kicker::before{content:"";width:34px;height:2px;background:var(--brand)}
.front-title{font-size:clamp(34px,5.6vw,58px);font-weight:700;line-height:1.12;letter-spacing:.5px;margin-bottom:18px}
.front-title .hl{background:linear-gradient(180deg,transparent 0,transparent 58%,rgba(40,184,148,.24) 58%,rgba(40,184,148,.24) 100%);padding:0 4px;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.front-sub{font-size:18px;color:var(--ink-soft);margin-bottom:26px;max-width:620px}
.front-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.front-plats{display:flex;gap:8px;flex-wrap:wrap;font-family:var(--sans)}
.front-plats span{font-size:12px;color:var(--muted);padding:4px 12px;border:1px solid var(--line2);border-radius:20px;background:var(--paper)}
.front-brief{min-width:0}
.brief-head{margin-bottom:16px;padding-bottom:8px;border-bottom:2px solid var(--ink)}
.brief-head .kicker{font-family:var(--sans);font-size:12px;letter-spacing:3px;color:var(--ink);font-weight:700;text-transform:uppercase}
.brief-item{display:flex;gap:14px;padding:12px 0;border-bottom:1px dashed var(--line2)}
.brief-item:last-of-type{border-bottom:none}
.brief-num{font-family:var(--serif);font-size:26px;font-weight:700;color:var(--brand-deep);line-height:1;min-width:34px}
.brief-item a{font-size:16.5px;font-weight:700;color:var(--ink);line-height:1.4}
.brief-item a:hover{color:var(--brand-deep)}
.brief-item p{font-family:var(--sans);font-size:13px;color:var(--muted);margin-top:3px}
.stamp-wrap{position:relative;margin-top:20px;overflow:hidden;border:1px solid var(--line);background:var(--paper2)}
.stamp-wrap .front-fig{width:100%;aspect-ratio:16/10;object-fit:cover}
.stamp{position:absolute;right:16px;top:14px;width:76px;height:76px;border:3px solid var(--brand-deep);border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--brand-deep);font-family:var(--serif);font-weight:700;font-size:15px;line-height:1.2;transform:rotate(-10deg);background:rgba(247,250,252,.82);box-shadow:0 2px 8px rgba(0,0,0,.12)}
.stamp small{font-family:var(--sans);font-size:9px;letter-spacing:1px;font-weight:600}
@media(max-width:900px){.front-grid{grid-template-columns:1fr}.mast-top{flex-wrap:wrap;gap:6px;justify-content:center}}

/* ================= 通用区块 ================= */
.section{padding:68px 0}
.section.alt{background:var(--paper2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:720px;margin:0 auto 42px;text-align:center}
.kicker{display:inline-flex;align-items:center;gap:10px;font-family:var(--sans);font-size:12px;letter-spacing:3px;text-transform:uppercase;color:var(--brand-deep);font-weight:700;margin-bottom:14px}
.kicker::before,.kicker::after{content:"";width:22px;height:1px;background:var(--line2)}
.sec-title{font-family:var(--serif);font-size:clamp(24px,3.6vw,36px);font-weight:700;letter-spacing:.5px;line-height:1.3;margin-bottom:14px}
.sec-sub{font-family:var(--sans);font-size:15.5px;color:var(--muted)}

/* bento(报纸分栏卡:顶部青绿栏目色条) */
.bento{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.bento-card{background:var(--paper);border:1px solid var(--line);padding:26px;display:flex;gap:16px;align-items:flex-start;transition:.22s;position:relative;overflow:hidden}
.bento-card::before{content:"";position:absolute;left:0;top:0;right:0;height:4px;background:linear-gradient(90deg,var(--brand),var(--brand2))}
.bento-card:hover{border-color:var(--line2);transform:translateY(-3px);box-shadow:var(--shadow)}
.bento-card .ico-svg{width:26px;height:26px;flex:none;color:var(--brand-deep);margin-top:3px}
.bento-card h3{font-family:var(--serif);font-size:18px;font-weight:700;margin-bottom:6px;color:var(--ink)}
.bento-card p{font-family:var(--sans);font-size:14px;color:var(--muted)}
.bento-card .status{margin-left:auto;font-family:var(--sans);font-size:11px;font-weight:700;letter-spacing:1px;padding:2px 9px;border:1px solid var(--line2);border-radius:2px;white-space:nowrap;color:var(--brand-deep);background:var(--paper2)}
.bento-card.big{grid-column:span 2}
.bento-card.wide{grid-column:span 2}
@media(max-width:820px){.bento{grid-template-columns:1fr 1fr}.bento-card.big,.bento-card.wide{grid-column:span 2}}
@media(max-width:560px){.bento{grid-template-columns:1fr}.bento-card.big,.bento-card.wide{grid-column:span 1}}

/* timeline(报纸竖线 + 方点编号) */
.timeline{max-width:760px;margin:0 auto;position:relative}
.timeline::before{content:"";position:absolute;left:27px;top:10px;bottom:10px;width:1px;background:var(--line2)}
.tl-step{position:relative;padding:0 0 34px 76px}
.tl-step:last-child{padding-bottom:0}
.tl-num{position:absolute;left:0;top:2px;width:56px;height:56px;background:var(--paper);border:2px solid var(--ink);color:var(--ink);font-family:var(--serif);font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center}
.tl-step h3{font-family:var(--serif);font-size:18px;font-weight:700;margin-bottom:8px;color:var(--ink)}
.tl-step p{font-family:var(--sans);font-size:15px;color:var(--muted)}
.tl-step .tl-state{display:inline-block;font-family:var(--sans);font-size:11px;font-weight:700;letter-spacing:1px;padding:2px 9px;margin-left:8px;vertical-align:2px;border-radius:2px}
.tl-state.s1{background:var(--accent);color:var(--ink)}
.tl-state.s2{background:rgba(40,184,148,.14);color:var(--brand-deep)}
.tl-state.s3{background:rgba(40,184,148,.14);color:var(--brand-deep)}

/* gallery(报纸图注卡) */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.gallery-card{background:var(--paper);border:1px solid var(--line);overflow:hidden;transition:.22s}
.gallery-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.gallery-card img{width:100%;aspect-ratio:16/11;object-fit:cover}
.gallery-card figcaption{padding:16px 18px;border-top:3px double var(--line2)}
.gallery-card figcaption b{display:block;font-family:var(--serif);font-size:16px;margin-bottom:4px;color:var(--ink)}
.gallery-card figcaption span{font-family:var(--sans);font-size:13px;color:var(--muted)}
@media(max-width:820px){.gallery{grid-template-columns:1fr 1fr}}
@media(max-width:540px){.gallery{grid-template-columns:1fr}}

/* 下载条 */
.dl-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.dl-chip{background:var(--paper);border:1px solid var(--line);padding:22px 18px;display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;transition:.2s}
.dl-chip:hover{border-color:var(--brand);transform:translateY(-3px)}
.dl-chip .ico{width:52px;height:52px;border:2px solid var(--line2);display:flex;align-items:center;justify-content:center;color:var(--brand-deep)}
.dl-chip .ico .ico-svg{width:26px;height:26px}
.dl-chip .dl-name{font-family:var(--serif);font-size:16px;font-weight:700;color:var(--ink)}
.dl-chip .dl-sub{font-family:var(--sans);font-size:12.5px;color:var(--muted)}
@media(max-width:820px){.dl-strip{grid-template-columns:1fr 1fr}}
@media(max-width:460px){.dl-strip{grid-template-columns:1fr}}

/* FAQ */
.faq-block{max-width:820px;margin:0 auto}
.faq-item,.faq-group details{background:var(--paper);border:1px solid var(--line);margin-bottom:12px;overflow:hidden}
.faq-item summary,.faq-group summary{cursor:pointer;padding:18px 20px;font-family:var(--serif);font-weight:700;font-size:16.5px;list-style:none;display:flex;justify-content:space-between;align-items:center;transition:.2s;color:var(--ink)}
.faq-item summary::after,.faq-group summary::after{content:"+";font-size:22px;color:var(--brand-deep);font-weight:600;line-height:1}
.faq-item[open] summary,.faq-group details[open] summary{color:var(--brand-deep)}
.faq-item[open] summary::after,.faq-group details[open] summary::after{content:"−"}
.faq-item .a,.faq-group details .a{padding:0 20px 18px;color:var(--ink-soft);font-family:var(--sans);font-size:15px}
.faq-group h2{font-family:var(--serif);font-size:20px;margin:28px 0 14px;color:var(--ink);padding-bottom:8px;border-bottom:2px solid var(--ink)}

/* CTA(报纸「号外」横幅,冷深灰底) */
.cta-band{text-align:center;background:var(--deep);color:var(--paper);padding:50px 32px;position:relative}
.cta-band::before{content:"";position:absolute;inset:8px;border:1px solid rgba(247,250,252,.3)}
.cta-band > *{position:relative}
.cta-title{font-family:var(--serif);font-size:clamp(22px,3vw,30px);font-weight:700;margin-bottom:12px}
.cta-band p{font-family:var(--sans);color:rgba(247,250,252,.75);max-width:560px;margin:0 auto 26px}
.cta-band .btn-primary{background:var(--brand);color:#fff}

/* 按钮(方角 + 青绿主 CTA,呼应参考站) */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;font-family:var(--sans);font-weight:700;font-size:15px;transition:.2s;border:1px solid transparent;cursor:pointer}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 12px 26px -12px rgba(40,184,148,.7)}
.btn-primary:hover{background:var(--brand-deep)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep)}
.btn-link{background:none;color:var(--brand-deep);padding:8px 4px;border-bottom:1px solid var(--brand-deep)}
.btn-link:hover{opacity:.8}

/* ================= 内页 hero(版面头) ================= */
.page-hero{background:var(--paper2);border-bottom:2px solid var(--ink);padding:46px 0 40px}
.page-hero h1{font-family:var(--serif);font-size:clamp(28px,4.6vw,44px);font-weight:700;letter-spacing:.5px;margin:16px 0 14px;color:var(--ink)}
.page-hero .lead{font-family:var(--sans);font-size:16.5px;color:var(--ink-soft);max-width:760px}
.page-hero .kicker{color:var(--brand-deep)}
.article-meta{display:flex;gap:22px;flex-wrap:wrap;margin-top:18px;font-family:var(--sans);font-size:13.5px;color:var(--muted)}
.article-meta b{color:var(--ink-soft);font-weight:600}

/* 面包屑 */
.breadcrumb{font-family:var(--sans);font-size:13px;color:var(--muted);margin-bottom:4px}
.breadcrumb a{color:var(--brand-deep)}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb .sep{margin:0 8px;color:var(--line2)}

/* 平台卡片 */
.plat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.plat-card{background:var(--paper);border:1px solid var(--line);overflow:hidden;transition:.2s}
.plat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.plat-top{height:6px;background:linear-gradient(90deg,var(--brand),var(--brand2))}
.plat-body{padding:26px}
.plat-body .ico{width:54px;height:54px;border:2px solid var(--line2);display:flex;align-items:center;justify-content:center;color:var(--brand-deep);margin-bottom:14px}
.plat-body .ico .ico-svg{width:27px;height:27px}
.plat-body h3{font-family:var(--serif);font-size:19px;font-weight:700;margin-bottom:6px;color:var(--ink)}
.plat-body p{font-family:var(--sans);font-size:14px;color:var(--muted);margin-bottom:18px}
.plat-body .meta{margin-top:14px;font-family:var(--sans);font-size:12.5px;color:var(--muted)}
@media(max-width:820px){.plat-grid{grid-template-columns:1fr 1fr}}
@media(max-width:540px){.plat-grid{grid-template-columns:1fr}}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.step{background:var(--paper);border:1px solid var(--line);padding:26px;position:relative}
.step h3{font-family:var(--serif);font-size:16.5px;font-weight:700;margin-bottom:8px;color:var(--brand-deep)}
.step p{font-family:var(--sans);font-size:14px;color:var(--muted)}
@media(max-width:760px){.steps{grid-template-columns:1fr}}

/* split */
.split{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
.split .img-frame{background:var(--paper2);border:1px solid var(--line);overflow:hidden}
.split .img-frame img{width:100%;aspect-ratio:16/10;object-fit:cover}
.split h2{font-family:var(--serif);font-size:clamp(22px,3vw,30px);font-weight:700;margin:10px 0 16px;color:var(--ink)}
.split p{color:var(--ink-soft);margin-bottom:14px;font-size:15.5px}
@media(max-width:820px){.split{grid-template-columns:1fr}}

/* 表格(报纸细线表,冷深灰表头) */
.table-wrap{overflow-x:auto;border:1px solid var(--ink);background:var(--paper)}
table{width:100%;border-collapse:collapse;font-size:15px}
th,td{text-align:left;padding:13px 18px;border-bottom:1px solid var(--line);color:var(--ink-soft)}
thead th{background:var(--deep);color:var(--paper);font-family:var(--serif);font-weight:700;border-bottom:2px solid var(--ink)}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:rgba(40,184,148,.06)}

/* ================= 文章 ================= */
.article-layout{display:grid;grid-template-columns:230px 1fr;gap:40px;align-items:start}
.toc{position:sticky;top:24px;background:var(--paper);border:1px solid var(--ink);padding:20px}
.toc h4{font-family:var(--sans);font-size:12px;letter-spacing:2px;color:var(--muted);text-transform:uppercase;margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid var(--ink)}
.toc a{display:block;font-family:var(--sans);font-size:13.5px;color:var(--ink-soft);padding:6px 0;border-bottom:1px dashed var(--line)}
.toc a:last-child{border-bottom:none}
.toc a:hover{color:var(--brand-deep)}
@media(max-width:860px){.article-layout{grid-template-columns:1fr}.toc{position:static}}
.prose{max-width:760px;color:var(--ink-soft);font-size:16.5px}
.prose h2{font-family:var(--serif);font-size:24px;font-weight:700;color:var(--ink);margin:40px 0 16px;padding-left:14px;border-left:4px solid var(--brand);line-height:1.35}
.prose h2:first-child{margin-top:8px}
.prose p{margin-bottom:16px}
.prose > p:first-of-type::first-letter{font-family:var(--serif);font-size:52px;font-weight:700;float:left;line-height:.9;padding:6px 10px 0 0;color:var(--brand-deep)}
.prose ul,.prose ol{margin:0 0 18px 22px}
.prose li{margin-bottom:8px}
.prose a{color:var(--brand-deep);border-bottom:1px solid var(--brand)}
.prose a:hover{opacity:.8}
.prose figure{margin:26px 0}
.prose figure img{border:1px solid var(--line);width:100%}
.prose figcaption{font-family:var(--sans);font-size:13px;color:var(--muted);text-align:center;margin-top:8px;font-style:italic}
.lead-fig img{aspect-ratio:16/8;object-fit:cover}
.tip,.callout{padding:18px 20px;margin:0 0 18px;font-size:15px;border-left:4px solid}
.tip{background:rgba(40,184,148,.08);border-left-color:var(--brand);font-family:var(--sans)}
.tip::before{content:"编者按";display:block;font-family:var(--sans);font-size:11px;letter-spacing:2px;font-weight:700;color:var(--brand-deep);margin-bottom:6px;text-transform:uppercase}
.callout{background:var(--deep);border-left-color:var(--accent);color:var(--paper)}
.callout p{color:var(--paper)}
.callout::before{content:"号外";display:block;font-family:var(--sans);font-size:11px;letter-spacing:2px;font-weight:700;color:var(--accent);margin-bottom:6px;text-transform:uppercase}
.callout p,.tip p{margin:0}

/* 相关卡片(延伸阅读) */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rel-card{background:var(--paper);border:1px solid var(--line);overflow:hidden;transition:.2s}
.rel-card:hover{border-color:var(--ink);transform:translateY(-3px)}
.rel-card a{display:block;padding:22px}
.rel-card .t{font-family:var(--serif);font-size:16px;font-weight:700;margin-bottom:6px;color:var(--ink)}
.rel-card .d{font-family:var(--sans);font-size:13.5px;color:var(--muted)}
@media(max-width:820px){.rel-grid{grid-template-columns:1fr}}

/* ================= 页脚(报纸版权行,冷深灰底) ================= */
.pfoot{margin-top:60px;background:var(--deep);color:var(--paper);border-top:3px double var(--line2)}
.pfoot-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:34px 24px;flex-wrap:wrap}
.pfoot-brand{font-family:var(--serif);font-weight:700;font-size:18px;letter-spacing:.5px;display:flex;align-items:center;gap:12px}
.pfoot-brand em{font-style:normal;font-family:var(--sans);font-weight:500;font-size:12px;letter-spacing:2px;color:rgba(247,250,252,.65);padding:3px 10px;border:1px solid rgba(247,250,252,.3)}
.pfoot-copy{font-family:var(--sans);color:rgba(247,250,252,.65);font-size:13px}

/* backtop */
.backtop{position:fixed;right:22px;bottom:22px;width:44px;height:44px;background:var(--brand);color:#fff;font-size:18px;cursor:pointer;opacity:0;visibility:hidden;transition:.25s;z-index:40;border:none}
.backtop.show{opacity:1;visibility:visible}
.backtop:hover{background:var(--brand-deep)}

/* 其他 */
.ico-svg{display:block}
.notfound{text-align:center;padding:40px 0}
.notfound .big{font-family:var(--serif);font-size:90px;font-weight:700;color:var(--line2);letter-spacing:10px;margin-bottom:10px}
.notfound p{color:var(--muted);margin-bottom:26px}
.search-box{display:flex;gap:12px;max-width:560px;margin-top:22px}
.search-input{flex:1;background:var(--paper);border:1px solid var(--line2);padding:13px 18px;color:var(--ink);font-family:var(--sans);font-size:15px;outline:none}
.search-input:focus{border-color:var(--brand)}
.search-input::placeholder{color:var(--muted)}

/* ================= 响应式 ================= */
@media(max-width:960px){
  .topnav a{padding:6px 14px}
}
@media(max-width:640px){
  .mast-top{flex-direction:column;gap:4px}
  .mast-slogan{display:none}
  .topnav{justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap}
  .topnav a{white-space:nowrap}
  .front-grid{padding:32px 20px 36px}
}