:root{--bg:#fff;--bg-main:#fff;--text:#1a1a1a;--muted:#6b6b6b;--card:#f6f6f6;--card-text:#333;--card-link:#111;--border:#eee;--border-light:#ccc;--credentials-bg:#f9f9f9;--profile-text:#444;--footer-bg:#000;--footer-text:#fff;--header-bg:transparent;--header-bg-scrolled:#000;--header-text:#fff;--nav-text:#ddd;--nav-active:#fff;--hamburger-bg:#fff;--input-border:#ccc;--input-bg:#fff;--btn-bg:#111;--btn-text:#fff;--shadow:rgba(0,0,0,.05);--shadow-md:rgba(0,0,0,.12);--frame-bg:rgba(0,0,0,.45);--mobile-nav-bg:#000;--mobile-nav-text:#ddd;--mobile-nav-active:#fff;--mobile-nav-border:#222;--overlay-bg:rgba(0,0,0,.5);--link-color:#111;--article-link:#111;}
[data-theme="dark"]{--bg:#000;--bg-main:#0d0d0d;--text:#e0e0e0;--muted:#999;--card:#1a1a1a;--card-text:#ccc;--card-link:#fff;--border:#333;--border-light:#444;--credentials-bg:#1a1a1a;--profile-text:#bbb;--footer-bg:#000;--footer-text:#fff;--header-bg:transparent;--header-bg-scrolled:#000;--header-text:#fff;--nav-text:#ddd;--nav-active:#fff;--hamburger-bg:#fff;--input-border:#444;--input-bg:#1a1a1a;--btn-bg:#fff;--btn-text:#000;--shadow:rgba(0,0,0,.3);--shadow-md:rgba(0,0,0,.4);--frame-bg:rgba(0,0,0,.45);--mobile-nav-bg:#111;--mobile-nav-text:#ddd;--mobile-nav-active:#fff;--mobile-nav-border:#333;--overlay-bg:rgba(0,0,0,.7);--link-color:#6ea8fe;--article-link:#6ea8fe;}
*{box-sizing:border-box;margin:0;padding:0}
html,body{font-family:Montserrat, system-ui, Arial, sans-serif;background:var(--bg);color:var(--text);}
main{background:var(--bg-main);}
a{color:var(--link-color);text-decoration:none}
main a{color:var(--article-link);}
a:focus-visible{outline:2px solid #4a90d9;outline-offset:2px;border-radius:2px;}
button:focus-visible{outline:2px solid #4a90d9;outline-offset:2px;}
input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid #4a90d9;outline-offset:0;}
.skip-link{position:absolute;top:-40px;left:0;background:#000;color:#fff;padding:8px 16px;z-index:2000;font-size:14px;transition:top 0.2s ease;}
.skip-link:focus{top:0;}
.container{width:92%;max-width:1100px;margin:0 auto}
.site-header{position:fixed;top:0;left:0;right:0;height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;background:var(--header-bg);color:var(--header-text);z-index:1000;transition:background 0.3s ease;}
.site-header.scrolled{background:var(--header-bg-scrolled);}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{width:40px;height:40px;object-fit:contain;}
.brand-name{font-family:Merriweather, serif;font-weight:900;font-size:28px;color:#fff}
.main-nav{display:flex;gap:22px;align-items:center;}
.main-nav a{color:var(--nav-text);font-weight:500}
.main-nav a.active{color:var(--nav-active);border-bottom:2px solid #fff;padding-bottom:2px}
.header-actions{display:flex;align-items:center;gap:8px;}
.theme-toggle{background:none;border:1px solid rgba(255,255,255,0.3);color:#fff;padding:6px 10px;border-radius:6px;cursor:pointer;font-size:14px;display:flex;align-items:center;gap:6px;transition:all 0.2s ease;}
.theme-toggle:hover{background:rgba(255,255,255,0.1);border-color:rgba(255,255,255,0.5);}
.theme-toggle svg{width:18px;height:18px;fill:currentColor;}
.sun-icon{display:none}.moon-icon{display:block}[data-theme="dark"] .sun-icon{display:block}[data-theme="dark"] .moon-icon{display:none}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;z-index:1100;background:none;border:none;}
.hamburger span{display:block;width:24px;height:2px;background:#fff;transition:all 0.3s ease;}
.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px);}
.hamburger.active span:nth-child(2){opacity:0;}
.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px);}
.mobile-nav{position:fixed;top:0;right:-100%;width:260px;height:100vh;background:var(--mobile-nav-bg);display:flex;flex-direction:column;padding:80px 24px 24px;gap:4px;transition:right 0.3s ease;z-index:1050;}
.mobile-nav.open{right:0;}
.mobile-nav a{color:var(--mobile-nav-text);font-weight:500;padding:12px 0;border-bottom:1px solid var(--mobile-nav-border);font-size:16px;}
.mobile-nav a.active{color:var(--mobile-nav-active);border-bottom:2px solid #fff;}
.mobile-overlay{position:fixed;inset:0;background:var(--overlay-bg);z-index:1040;display:none;}
.mobile-overlay.show{display:block;}
.hero{height:460px;background:url('assets/hero-banner-opt.jpg') center/cover no-repeat;margin-top:0;position:relative}
.hero::before{content:"";position:absolute;inset:0;background:var(--overlay-bg);z-index:1}
.hero.hero-home{height:75vh;}
.hero-overlay{height:100%;display:flex;align-items:center;justify-content:center;padding:80px 20px;position:relative;z-index:2}
.frame{border:6px solid #fff;padding:40px 60px;background:var(--frame-bg);backdrop-filter:blur(2px);max-width:90%;display:flex;flex-direction:column;align-items:center;gap:24px;}
.hero-cta{display:inline-block;padding:12px 28px;background:#fff;color:#000;font-family:Montserrat,sans-serif;font-weight:700;font-size:15px;border-radius:4px;text-decoration:none;transition:background 0.2s,color 0.2s;}
.hero-cta:hover{background:rgba(255,255,255,0.85);}
.hero-text{color:#fff;font-family:Merriweather,serif;font-size:clamp(24px, 5vw, 64px);letter-spacing:1px;margin:0;text-align:center;text-shadow:0 2px 12px rgba(0,0,0,0.6);line-height:1.3;word-wrap:break-word;}
.content{padding:48px 0}
.home-intro{padding:32px 0 8px;max-width:720px; margin:0 auto;text-align:center}
.home-intro p{font-size:17px;line-height:1.8;color:var(--text);}
.home-intro-link{display:inline-block;margin-top:12px;font-weight:700;color:var(--card-link);text-decoration:none;}
.home-intro-link:hover{text-decoration:underline;}
.card-section{margin:60px 0}
.card-section h2{font-family:Merriweather,serif;padding-bottom:10px;border-bottom:2px solid var(--border);margin-bottom:24px;}
.section-more-link{display:block;text-align:right;margin-top:16px;font-weight:700;color:var(--card-link);text-decoration:none}
.section-more-link:hover{text-decoration:underline}
.empty-state{color:var(--muted);font-size:15px;padding:12px 0;}
.card-grid{display:grid;gap:28px}
.card-grid.three{grid-template-columns: repeat(3, 1fr)}
.card-grid.two{grid-template-columns:repeat(2,1fr)}
.article-grid{display:grid;gap:28px}
.card{background:var(--card);border-radius:6px;padding:20px;box-shadow:0 1px 2px var(--shadow);display:flex;flex-direction:column;position:relative;}
.card h3{margin:0 0 6px 0;font-family:Merriweather, serif;font-size:17px}
.card p{margin:0;color:var(--card-text)}
.card a{color:var(--card-link);font-weight:700;text-decoration:none;margin-top:auto;padding-top:12px;}
.card a:hover{text-decoration:underline}
.card a::after{content:"";position:absolute;inset:0;}
.view-icon{width:14px;height:14px;fill:currentColor;flex-shrink:0;vertical-align:middle}
.card-view-count{display:flex;align-items:center;gap:4px;font-size:.78rem;color:var(--muted);margin:6px 0 4px}
.project{overflow:hidden}
.project img{width:100%;height:180px;object-fit:cover;display:block}
.project-title{padding:8px 0 0 0;font-weight:700}
.resource-list{list-style:square inside;margin:0;padding:0 0 0 20px}
.contact-form{display:grid;gap:12px;max-width:600px}
.contact-form label{display:flex;flex-direction:column;gap:6px;font-weight:500}
.contact-form input,.contact-form textarea{padding:10px;border:1px solid var(--input-border);border-radius:6px;font-family:inherit;background:var(--input-bg);color:var(--text);}
.contact-form button{padding:12px 16px;border:none;background:var(--btn-bg);color:var(--btn-text);border-radius:6px;cursor:pointer}
.contact-form button:disabled{opacity:0.6;cursor:not-allowed}
.contact-status{margin:12px 0 0 0;font-size:14px;font-weight:500}
.contact-status.success{color:#155724}
.contact-status.error{color:#721c24}
[data-theme="dark"] .contact-status.success{color:#75b798}
[data-theme="dark"] .contact-status.error{color:#ea868f}
.site-footer{width:100%;padding:40px 0;margin-top:60px;background:var(--footer-bg);color:var(--footer-text);text-align:center}
.site-footer .footer-inner{width:92%;max-width:1100px;margin:0 auto}
.site-footer p{margin:0;font-size:14px}
.footer-nav{display:flex;justify-content:center;gap:24px;margin-bottom:20px;flex-wrap:wrap;}
.footer-nav a{color:rgba(255,255,255,0.7);font-size:14px;text-decoration:none;}
.footer-nav a:hover{color:#fff;text-decoration:underline;}
.social-links{display:flex;justify-content:center;gap:20px;margin-bottom:16px}
.social-links a{color:#fff;opacity:0.7;transition:opacity 0.2s ease}
.social-links a:hover{opacity:1}
.social-links svg{width:24px;height:24px;fill:currentColor}
.profile-content{max-width:900px;line-height:1.8;font-size:16px}
.profile-content p{margin:0 0 20px 0}
.profile-content h3{font-family:Merriweather,serif;font-size:22px;margin:0 0 12px 0}
.credentials-list{list-style:none;padding:0;margin:0 0 20px 0}
.credentials-list li{padding:8px 0 8px 20px;border-left:3px solid var(--text);margin-bottom:8px}
.profile-content a{color:var(--card-link);text-decoration:underline}
.profile-intro{display:flex;gap:32px;align-items:center;margin-bottom:48px;padding-bottom:32px;border-bottom:1px solid var(--border)}
.profile-photo{width:220px;height:auto;object-fit:cover;border-radius:10px;flex-shrink:0;box-shadow:0 4px 16px var(--shadow-md)}
.profile-intro-text{flex:1}
.profile-intro-text p{font-size:18px;margin:0}
.profile-section{display:flex;gap:40px;align-items:center;margin-bottom:56px}
.profile-section.reverse{flex-direction:row-reverse}
.profile-text-block{flex:1}
.profile-text-block p{margin:0;color:var(--profile-text)}
.profile-image-block{flex:0 0 45%;display:flex;justify-content:center}
.profile-inline-photo{width:100%;height:auto;max-height:380px;object-fit:cover;border-radius:10px;box-shadow:0 4px 16px var(--shadow-md)}
.profile-credentials{background:var(--credentials-bg);border-radius:10px;padding:32px;margin-bottom:48px}
.profile-credentials h3{text-align:center;margin-bottom:20px}
.profile-credentials-image{text-align:center;margin-top:24px}
.profile-credentials-image .profile-inline-photo{max-height:320px}
.profile-closing{text-align:center;max-width:640px;margin:0 auto 48px auto}
.profile-closing p{margin:0;font-size:17px}
@media (max-width: 1024px){
  .hero{height:400px}
  .frame{padding:32px 40px}
}
@media (max-width: 860px){
  .card-grid.three{grid-template-columns:repeat(2,1fr)}
}
@media (max-width: 768px){
  .hamburger{display:flex}
  .main-nav{display:none}
  .brand-name{font-size:22px}
  .brand-logo{width:36px;height:36px}
  .hero{height:auto;min-height:320px}
  .hero.fullscreen{min-height:calc(100vh - 64px);height:auto;}
  .hero.hero-home{height:auto;min-height:calc(75vh - 64px);}
  .frame{padding:24px 20px;border-width:4px}
  .hero-text{font-size:clamp(20px, 6vw, 36px)}
  .card-grid.three{grid-template-columns:1fr}
  .card-grid.two{grid-template-columns:1fr}
  .profile-intro{flex-direction:column;align-items:center;text-align:center}
  .profile-photo{width:180px}
  .profile-section,.profile-section.reverse{flex-direction:column}
  .profile-image-block{flex:0 0 auto;width:100%}
  .profile-credentials{padding:24px 20px}
  .theme-toggle{border-color:transparent;}
  .theme-toggle span{display:none;}
}