*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:#f0f9fa;color:#1f2937;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.topbar{background:#0d9488;color:#fff;font-size:12.5px}
.topbar .inner{max-width:1100px;margin:0 auto;padding:6px 20px;display:flex;align-items:center;justify-content:space-between}
.topbar .links{display:none;gap:18px}
@media(min-width:640px){.topbar .links{display:flex}}
.topbar .links a{color:rgba(255,255,255,.85)}
.topbar .links a:hover{color:#fff}
.header{background:#fff;border-bottom:1px solid #d1faf5;position:sticky;top:0;z-index:50;box-shadow:0 1px 4px rgba(13,148,136,.08)}
.header .inner{max-width:1100px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px}
.header .logo{height:38px;width:auto}
.nav{display:none;gap:4px;align-items:center;position:relative}
@media(min-width:768px){.nav{display:flex}}
.nav a{font-size:14px;padding:6px 12px;border-radius:6px;color:#374151;font-weight:500;position:relative}
.nav a:hover{color:#0d9488}
.nav a.active{color:#0d9488;font-weight:700}
.nav a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:-21px;height:2px;background:#0d9488;border-radius:2px}
.cta{background:#f97316;color:#fff;border:none;padding:9px 18px;border-radius:7px;font-size:13.5px;font-weight:700;cursor:pointer;font-family:inherit}
.cta:hover{background:#ea580c}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.article-container{max-width:860px;margin:0 auto;padding:24px 16px 40px}
@media(min-width:768px){.article-container{padding:40px 20px}}
.home-head{display:flex;align-items:center;gap:8px;margin:32px 0 16px;max-width:1100px;margin-left:auto;margin-right:auto;padding:0 20px}
.home-head .bar{width:3px;height:18px;background:#f97316;border-radius:2px}
.home-head h1{font-size:17px;margin:0;font-weight:700;color:#111827}
.home-head .count{color:#9ca3af;font-size:14px}
.grid{display:grid;gap:16px;max-width:1100px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.grid{grid-template-columns:1fr 1fr}}
.card{background:#fff;border-radius:10px;border:1px solid #e5e7eb;overflow:hidden;cursor:pointer;transition:all .2s;display:block}
.card:hover{box-shadow:0 6px 20px rgba(13,148,136,.12);transform:translateY(-2px)}
.card .cover{height:176px;overflow:hidden}
.card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.card:hover .cover img{transform:scale(1.05)}
.card .body{padding:16px}
.card .meta{display:flex;align-items:center;gap:8px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:#f97316;margin-bottom:8px}
.card .meta .date{color:#6b7280;font-weight:500;text-transform:none;letter-spacing:0}
.card h2{font-size:15px;font-weight:700;color:#111827;margin:0;line-height:1.35;transition:color .2s}
.card:hover h2{color:#0d9488}
.card .desc{margin:8px 0 0;font-size:13px;color:#4b5563;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card .author{margin-top:12px;font-size:12px;color:#6b7280;display:flex;align-items:center;gap:8px}
.card .author strong{color:#374151;font-weight:600}
.crumbs{font-size:13px;color:#6b7280;margin-bottom:20px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.crumbs a:hover{color:#0d9488}
.crumbs .last{color:#111827;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:400px}
.article{background:#fff;border-radius:14px;border:1px solid #e5e7eb;box-shadow:0 4px 20px rgba(13,148,136,.06);overflow:hidden}
.article .cover{width:100%;height:260px;overflow:hidden}
@media(min-width:768px){.article .cover{height:380px}}
.article .cover img{width:100%;height:100%;object-fit:cover}
.article .body{padding:32px 24px}
@media(min-width:768px){.article .body{padding:48px 56px}}
.article .meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:#f97316;margin-bottom:16px}
.article .meta .badge{background:#fff7ed;padding:4px 10px;border-radius:4px}
.article .meta .text{color:#6b7280;font-weight:500;text-transform:none;letter-spacing:0}
.article h1{font-size:28px;font-weight:800;letter-spacing:-.02em;line-height:1.2;color:#111827;margin:0}
@media(min-width:768px){.article h1{font-size:40px}}
.article .lede{margin-top:16px;font-size:18px;color:#4b5563;line-height:1.65}
.byline{margin-top:24px;display:flex;align-items:center;gap:12px;padding-bottom:32px;border-bottom:1px solid #e5e7eb}
.byline .avatar{height:40px;width:40px;border-radius:50%;background:rgba(13,148,136,.1);color:#0d9488;display:flex;align-items:center;justify-content:center;font-weight:700}
.byline .name{font-weight:600;font-size:14px;color:#111827}
.byline .role{font-size:12px;color:#6b7280}
.content{margin-top:32px;color:#374151;font-size:17px;line-height:1.75}
.content h2{font-size:24px;font-weight:700;color:#111827;margin:40px 0 12px;letter-spacing:-.01em}
.content h3{font-size:20px;font-weight:700;color:#111827;margin:32px 0 8px}
.content p{margin:0 0 16px}
.content ul,.content ol{padding-left:24px;margin:0 0 16px}
.content li{margin:6px 0}
.content a{color:#0d9488;font-weight:500}
.content a:hover{text-decoration:underline}
.content strong{color:#111827}
.content blockquote{border-left:4px solid #f97316;background:#fff7ed;padding:8px 20px;border-radius:0 8px 8px 0;margin:16px 0;color:#374151;font-style:normal}
.content blockquote p{margin:8px 0}
.content figure{margin:24px 0}
.content figure img{border-radius:8px;border:1px solid #e5e7eb;width:100%}
.content figcaption{font-size:14px;color:#6b7280;text-align:center;margin-top:8px;font-style:italic}
.actions{margin-top:32px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.back{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:#0d9488}
.back:hover{color:#0b7a70}
.share{display:inline-flex;align-items:center;gap:8px;background:#25d366;color:#fff;font-size:14px;font-weight:700;padding:10px 16px;border-radius:7px}
.share:hover{background:#1da851}
.related{margin-top:56px}
.related .head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:20px}
.related h2{font-size:24px;font-weight:800;letter-spacing:-.01em;color:#111827;margin:0}
@media(min-width:768px){.related h2{font-size:26px}}
.related .badge{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:#f97316;background:#fff7ed;padding:4px 10px;border-radius:4px}
.related-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:768px){.related-grid{grid-template-columns:repeat(3,1fr)}}
.rcard{background:#fff;border-radius:12px;border:1px solid #e5e7eb;overflow:hidden;box-shadow:0 4px 16px rgba(13,148,136,.05);transition:all .2s;display:block}
.rcard:hover{box-shadow:0 8px 24px rgba(13,148,136,.12);border-color:rgba(13,148,136,.3)}
.rcard .cover{width:100%;height:140px;overflow:hidden;background:#f3f4f6}
.rcard .cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.rcard:hover .cover img{transform:scale(1.03)}
.rcard .body{padding:16px}
.rcard .read{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:#f97316;margin-bottom:8px}
.rcard h3{font-size:16px;font-weight:700;color:#111827;margin:0;line-height:1.35;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.rcard:hover h3{color:#0d9488}
.footer{background:#fff;border-top:1px solid #d1faf5;margin-top:48px}
.footer .inner{max-width:1100px;margin:0 auto;padding:32px 20px;display:flex;flex-direction:column;align-items:center;justify-content:space-between;gap:16px}
@media(min-width:768px){.footer .inner{flex-direction:row}}
.footer img{height:32px;width:auto}
.footer .copy{font-size:14px;color:#6b7280}