:root{
  --navy:#1A365D;
  --navy-deep:#12263F;
  --blue:#2C5282;
  --focus:#F4A261;
  --blue-soft:#EBF4FF;
  --bg:#F8F8F8;
  --ink:#1A202C;
  --muted:#6B7280;
  --line:#DBDBDB;
  --line-dark:rgba(255,255,255,.18);
  --font-display:'Shippori Mincho',serif;
  --font-body:'Zen Kaku Gothic New',sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:2;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
a:focus-visible,summary:focus-visible{border-radius:2px;outline:3px solid var(--focus);outline-offset:3px}
img{display:block;height:auto;max-width:100%}
::selection{background:var(--blue-soft);color:var(--navy)}

.skip-link{background:#fff;color:var(--navy);font-weight:700;left:12px;padding:8px 14px;position:absolute;top:-60px;z-index:200}
.skip-link:focus{top:12px}
.wide-container{margin:0 auto;max-width:1120px;padding-left:24px;padding-right:24px}
.narrow-container{margin:0 auto;max-width:808px;padding-left:24px;padding-right:24px}

.site-header{backdrop-filter:blur(10px);background:rgba(18,38,63,.94);position:sticky;top:0;z-index:100}
.site-header-inner{align-items:center;display:flex;gap:16px;height:64px;justify-content:space-between;margin:0 auto;max-width:1120px;padding:0 24px}
.site-brand{color:#fff;font-family:var(--font-display);font-size:1.15rem;font-weight:700;letter-spacing:.08em}
.site-brand span{color:#fff}
.site-nav{align-items:center;display:flex;font-size:.82rem;font-weight:500;gap:26px;letter-spacing:.12em}
.site-nav a{color:#C9CBD4;transition:color .15s}
.site-nav a:hover,.site-nav a[aria-current="page"]{color:#fff}
.site-nav-button{background:var(--blue);border-radius:3px;color:#fff!important;font-weight:700;padding:9px 20px}
.mobile-menu{display:none;position:relative}

.blog-hero{background:linear-gradient(168deg,var(--navy) 0%,var(--navy-deep) 78%);color:#fff;overflow:hidden;padding:92px 0 86px;position:relative}
.blog-hero::after{background:radial-gradient(ellipse at center,rgba(44,82,130,.55),transparent 68%);content:"";height:360px;pointer-events:none;position:absolute;right:-8%;top:-40%;width:58%}
.eyebrow{align-items:center;color:#9DB8D9;display:flex;font-size:.76rem;font-weight:500;gap:12px;letter-spacing:.3em;margin-bottom:16px}
.eyebrow::before{background:#9DB8D9;content:"";height:1px;width:34px}
.blog-hero h1{font-family:var(--font-display);font-size:clamp(2.3rem,5vw,3.8rem);font-weight:600;letter-spacing:.16em;line-height:1.35}
.blog-hero p:last-child{color:#B9CCE3;font-size:.96rem;margin-top:20px;max-width:38em}

.blog-list-section{padding:92px 0 108px}
.section-heading{align-items:flex-end;display:flex;gap:18px;margin-bottom:44px}
.section-heading h2{color:var(--navy);font-family:var(--font-display);font-size:clamp(1.6rem,3vw,2rem);letter-spacing:.1em}
.section-heading span{color:var(--muted);font-size:.72rem;letter-spacing:.22em;padding-bottom:6px}
.post-grid{display:grid;gap:30px;grid-template-columns:repeat(2,minmax(0,1fr))}
.post-card{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:box-shadow .18s,transform .18s}
.post-card:hover{box-shadow:0 14px 34px rgba(18,38,63,.12);transform:translateY(-2px)}
.post-card-link{color:inherit;display:block;height:100%}
.post-card-image{aspect-ratio:16/8;background:var(--navy-deep);overflow:hidden}
.post-card-image img{height:100%;object-fit:cover;opacity:.86;width:100%}
.post-card-body{padding:28px 30px 30px}
.post-card-meta,.post-meta{align-items:center;color:var(--muted);display:flex;font-size:.78rem;gap:12px;letter-spacing:.08em}
.category{background:var(--blue-soft);border-radius:2px;color:var(--blue);display:inline-block;font-size:.72rem;font-weight:700;line-height:1.4;padding:4px 9px}
.post-card h3{color:var(--navy);font-family:var(--font-display);font-size:1.2rem;letter-spacing:.06em;line-height:1.7;margin-top:14px}
.post-card p{color:var(--muted);font-size:.88rem;line-height:1.9;margin-top:12px}
.read-more{color:var(--blue);display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.08em;margin-top:20px}
.empty-state{color:var(--muted)}

.blog-cta{background:#fff;border-top:1px solid var(--line);padding:72px 0 80px;text-align:center}
.blog-cta h2{color:var(--navy);font-family:var(--font-display);font-size:1.6rem;letter-spacing:.1em}
.blog-cta p{color:var(--muted);font-size:.92rem;margin:14px auto 26px;max-width:38em}
.primary-button{background:var(--navy);border-radius:3px;color:#fff;display:inline-block;font-size:.85rem;font-weight:700;letter-spacing:.1em;padding:11px 24px;transition:background .15s,box-shadow .15s,transform .15s}
.primary-button:hover{background:var(--blue);box-shadow:0 8px 20px rgba(26,54,93,.3);color:#fff;transform:translateY(-1px)}

.profile-main{padding-bottom:108px;padding-top:72px}
.profile-card{background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue);padding:38px 40px}
.profile-label{color:var(--blue);font-size:.72rem;font-weight:700;letter-spacing:.22em}
.profile-card h2{color:var(--navy);font-family:var(--font-display);font-size:clamp(1.8rem,4vw,2.35rem);letter-spacing:.1em;margin-top:8px}
.profile-credentials{color:var(--blue);font-size:.92rem;font-weight:700;margin-top:8px}
.profile-intro{color:var(--muted);margin-top:22px}
.profile-content{margin-top:56px}
.profile-content h2{border-bottom:1px solid var(--line);color:var(--navy);font-family:var(--font-display);font-size:1.4rem;letter-spacing:.08em;padding-bottom:12px}
.profile-content h2:not(:first-child){margin-top:48px}
.profile-content p,.profile-content ul{margin-top:20px}
.profile-content ul{padding-left:1.5em}
.profile-content li+li{margin-top:7px}

.post-header{background:#fff;border-bottom:1px solid var(--line);padding:60px 0 54px}
.breadcrumb{align-items:center;display:flex;font-size:.72rem;gap:10px;letter-spacing:.12em;margin-bottom:30px}
.breadcrumb a{font-weight:700}
.breadcrumb span{color:#A0A6AF}
.post-header .post-meta{margin-bottom:15px}
.post-header h1{color:var(--navy);font-family:var(--font-display);font-size:clamp(1.8rem,4vw,2.7rem);font-weight:600;letter-spacing:.055em;line-height:1.55;text-wrap:balance}
.post-header h1 .nowrap{white-space:nowrap}
.post-description{color:var(--muted);font-size:.95rem;margin-top:20px}
.updated{color:#8A9099;font-size:.75rem;margin-top:14px}
.post-main{padding-bottom:100px;padding-top:54px}
.post-hero-image{aspect-ratio:16/8;background:var(--navy-deep);border-radius:4px;margin-bottom:48px;overflow:hidden}
.post-hero-image img{height:100%;object-fit:cover;opacity:.88;width:100%}
.post-content{font-size:1rem;line-height:2.05}
.post-content > * + *{margin-top:24px}
.post-content h2{border-bottom:1px solid var(--line);color:var(--navy);font-family:var(--font-display);font-size:1.45rem;letter-spacing:.06em;line-height:1.6;margin-top:56px;padding-bottom:12px}
.post-content h3{color:var(--navy);font-family:var(--font-display);font-size:1.18rem;letter-spacing:.05em;margin-top:40px}
.post-content ul,.post-content ol{padding-left:1.5em}
.post-content li+li{margin-top:7px}
.post-content a{text-decoration:underline;text-underline-offset:3px}
.post-content blockquote{background:#fff;border-left:3px solid var(--blue);color:var(--muted);font-size:.88rem;padding:20px 24px}
.post-content table{border-collapse:collapse;display:block;overflow-x:auto;width:100%}
.post-content th,.post-content td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.post-content th{background:var(--blue-soft);color:var(--navy)}
.health-note{background:var(--blue-soft);border-left:3px solid var(--blue);color:var(--muted);font-size:.82rem;line-height:1.85;margin-top:56px;padding:20px 24px}
.health-note-title{color:var(--navy);font-size:.85rem;font-weight:700;margin-bottom:5px}
.author-box{background:#fff;border:1px solid var(--line);border-left:3px solid var(--blue);margin-top:64px;padding:26px 28px}
.author-label{color:var(--blue);font-size:.7rem;font-weight:700;letter-spacing:.2em}
.author-name{color:var(--navy);font-family:var(--font-display);font-size:1.15rem;font-weight:700;letter-spacing:.1em;margin-top:4px}
.author-name a{color:inherit}
.author-name a:hover{text-decoration:underline;text-underline-offset:4px}
.author-box p:last-child{color:var(--muted);font-size:.84rem;margin-top:7px}
.post-actions{align-items:center;display:flex;gap:20px;justify-content:space-between;margin-top:44px}
.text-link{font-size:.84rem;font-weight:700;text-decoration:underline;text-underline-offset:3px}

.site-footer{background:var(--navy-deep);border-top:1px solid var(--line-dark);color:#9AA0AE;padding:44px 24px 36px}
.site-footer-inner{align-items:center;display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;margin:0 auto;max-width:1120px}
.site-footer-brand{color:#fff;font-family:var(--font-display);font-size:1.05rem;letter-spacing:.08em}
.site-footer-nav{display:flex;flex-wrap:wrap;font-size:.78rem;gap:22px;letter-spacing:.12em}
.site-footer-nav a{color:#C9CBD4}
.site-footer-nav a:hover{color:#fff}
.copyright{color:#C9CBD4;font-size:.72rem;letter-spacing:.1em;margin-top:28px;text-align:center;width:100%}

@media(max-width:820px){
  .site-nav{display:none}
  .mobile-menu{display:block}
  .mobile-menu summary{color:#fff;cursor:pointer;font-size:.78rem;font-weight:700;letter-spacing:.16em;list-style:none;padding:9px 0}
  .mobile-menu summary::-webkit-details-marker{display:none}
  .mobile-nav{background:var(--navy-deep);border:1px solid rgba(255,255,255,.18);box-shadow:0 14px 32px rgba(0,0,0,.3);padding:12px;position:absolute;right:0;top:46px;width:min(280px,calc(100vw - 48px))}
  .mobile-nav a{color:#E8EEF6;display:block;font-size:.82rem;letter-spacing:.12em;padding:12px 10px}
  .mobile-nav a+a{border-top:1px solid rgba(255,255,255,.12)}
}

@media(max-width:680px){
  .blog-hero{padding:70px 0 66px}
  .blog-list-section{padding:68px 0 78px}
  .post-grid{grid-template-columns:1fr}
  .post-card-body{padding:24px}
  .post-header{padding:44px 0 40px}
  .post-main{padding-bottom:76px;padding-top:38px}
  .profile-main{padding-bottom:78px;padding-top:46px}
  .profile-card{padding:28px 24px}
  .post-content{line-height:1.9}
  .post-content > * + *{margin-top:18px}
  .post-content h2{margin-top:46px}
  .health-note{margin-top:46px;padding:18px 20px}
  .post-actions{align-items:stretch;flex-direction:column-reverse;text-align:center}
  .primary-button{width:100%}
}