:root{--bg:#f5f7fb;--surface:#ffffff;--surface-soft:#eef3f9;--text:#142033;--muted:#53657d;--brand:#0b1f3a;--brand-2:#114b7a;--accent:#f2b705;--accent-soft:#fff3bf;--border:#d7e0ea;--shadow:0 18px 50px rgba(11,31,58,.12);--radius:22px;--max:1180px;--content:860px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;background:var(--bg);color:var(--text);line-height:1.65;font-size:17px}a{color:#075899;text-decoration-thickness:.08em;text-underline-offset:.18em}a:hover{color:#003b6f}.container{width:min(var(--max),calc(100% - 32px));margin-inline:auto}.skip-link{position:absolute;left:-999px;top:0;background:#fff;color:#000;padding:.75rem;z-index:1000}.skip-link:focus{left:1rem;top:1rem}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:74px}.brand{display:flex;align-items:center;gap:.7rem;color:var(--brand);text-decoration:none}.brand-mark{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-size:1.45rem;box-shadow:0 10px 30px rgba(11,31,58,.18)}.brand small{display:block;color:var(--muted);font-size:.78rem;margin-top:-.15rem}.site-nav{display:flex;align-items:center;gap:.2rem}.site-nav a{display:inline-flex;align-items:center;min-height:42px;padding:.55rem .75rem;border-radius:999px;color:var(--text);text-decoration:none;font-weight:650;font-size:.95rem}.site-nav a:hover,.site-nav a[aria-current=page]{background:var(--surface-soft);color:var(--brand-2)}.nav-toggle{display:none;background:transparent;border:0;padding:.5rem;border-radius:12px}.nav-toggle span{display:block;width:26px;height:2px;background:var(--brand);margin:5px}.page-hero{position:relative;isolation:isolate;background:linear-gradient(135deg,rgba(11,31,58,.88),rgba(17,75,122,.78)),var(--hero-image,none);background-size:cover;background-position:center;color:#fff}.page-hero::after{content:"";position:absolute;inset:auto 0 0;height:42%;background:linear-gradient(transparent,rgba(0,0,0,.22));z-index:-1}.hero-inner{padding:72px 0 60px}.page-home .hero-inner{padding:92px 0 80px}.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.78rem;font-weight:800;color:var(--accent);margin:0 0 .9rem}.page-hero h1{font-size:clamp(2.1rem,6vw,4.8rem);line-height:.98;margin:0 0 1rem;max-width:950px}.page-hero p:not(.eyebrow){font-size:clamp(1.05rem,2.2vw,1.35rem);max-width:790px;color:rgba(255,255,255,.9);margin:0}.main-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;align-items:start;margin-top:32px;margin-bottom:56px}.main-layout:not(:has(.content-sidebar)){grid-template-columns:minmax(0,1fr)}.content-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:clamp(22px,4vw,46px);max-width:none;overflow:hidden}.article-content{font-size:1.02rem}.article-content h1,.article-content h2,.article-content h3{line-height:1.2;color:var(--brand);margin-top:1.6em}.article-content h1:first-child,.article-content h2:first-child{margin-top:0}.article-content p{margin:1em 0}.article-content img{max-width:100%;height:auto;border-radius:14px;border:1px solid var(--border);background:#fff}.article-content ul,.article-content ol{padding-left:1.3rem}.article-content li{margin:.35rem 0}.article-content blockquote{border-left:5px solid var(--accent);margin:1.4rem 0;padding:.6rem 1rem;background:var(--accent-soft);border-radius:0 14px 14px 0}.responsive-table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:1.2rem 0}.responsive-table td,.responsive-table th{border:1px solid var(--border);padding:.65rem;vertical-align:top}.content-sidebar{position:sticky;top:96px}.side-box{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:18px;box-shadow:0 10px 30px rgba(11,31,58,.08);margin-bottom:16px}.side-box strong{display:block;color:var(--brand);margin-bottom:.5rem}.side-box a{display:block;padding:.45rem 0;text-decoration:none;font-weight:650}.side-box p{font-size:.94rem;color:var(--muted)}.home-intro-grid{display:grid;grid-template-columns:1.4fr .8fr;gap:24px;margin-bottom:28px}.intro-copy,.quick-panel,.legacy-section{background:linear-gradient(180deg,#fff,#f9fbff);border:1px solid var(--border);border-radius:var(--radius);padding:clamp(20px,4vw,34px)}.intro-copy h2,.legacy-section h2{font-size:clamp(1.7rem,4vw,2.6rem);line-height:1.05;margin:.2rem 0 1rem;color:var(--brand)}.button-row{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.2rem}.button{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:999px;padding:.75rem 1rem;background:#fff;color:var(--brand);font-weight:800;text-decoration:none}.button.primary{background:var(--accent);border-color:var(--accent);color:#1a1a1a}.quick-panel{display:grid;gap:.65rem;align-content:start}.quick-panel a{display:block;border:1px solid var(--border);border-radius:15px;padding:.85rem;background:#fff;text-decoration:none;font-weight:750;color:var(--brand)}.quick-panel a:hover{border-color:var(--brand-2);transform:translateY(-1px)}.topic-grid,.card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:24px 0}.topic-card,.article-card,.video-card{display:flex;flex-direction:column;gap:.55rem;background:#fff;border:1px solid var(--border);border-radius:20px;padding:22px;text-decoration:none;color:var(--text);box-shadow:0 10px 26px rgba(11,31,58,.06);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.topic-card:hover,.article-card:hover,.video-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#9bb7d2;color:var(--text)}.topic-card span,.badge{display:inline-flex;width:max-content;border-radius:999px;background:var(--surface-soft);color:var(--brand-2);padding:.25rem .55rem;font-size:.78rem;font-weight:850}.topic-card strong,.article-card h2,.video-card h2{color:var(--brand);font-size:1.18rem;line-height:1.2;margin:.2rem 0}.topic-card p,.article-card p,.video-card p{color:var(--muted);margin:0}.article-grid,.video-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.toolbar{display:grid;gap:.55rem;margin-bottom:20px}.toolbar label{font-weight:850;color:var(--brand)}.search-input{width:100%;border:1px solid var(--border);border-radius:16px;padding:1rem 1.1rem;font:inherit;background:#fff;outline:0}.search-input:focus{border-color:var(--brand-2);box-shadow:0 0 0 4px rgba(17,75,122,.12)}.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:22px}.faq-question{display:block;padding:14px 16px;border:1px solid var(--border);border-radius:16px;background:#fff;text-decoration:none;color:var(--brand);font-weight:750}.faq-question:hover{background:var(--surface-soft)}.play{display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:var(--accent);color:#111;font-weight:900}.soft-divider{border:0;border-top:1px solid var(--border);margin:28px 0}.missing-media{border:1px dashed #b38a00;background:#fff8d8;color:#5c4600;padding:12px 14px;border-radius:12px;margin:12px 0;font-size:.95rem}.site-footer{background:var(--brand);color:#fff;margin-top:48px;padding:38px 0 20px}.site-footer a{color:#fff;text-decoration:none;display:block;margin:.3rem 0}.site-footer p{color:rgba(255,255,255,.76)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}.footer-bottom{border-top:1px solid rgba(255,255,255,.18);margin-top:24px;padding-top:16px;color:rgba(255,255,255,.68);font-size:.9rem}.back-to-top{position:fixed;right:18px;bottom:18px;border:0;border-radius:50%;width:46px;height:46px;background:var(--brand);color:#fff;font-size:1.2rem;box-shadow:var(--shadow);cursor:pointer;opacity:0;pointer-events:none;transform:translateY(8px);transition:.2s}.back-to-top.is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}
@media (max-width:960px){body{font-size:16px}.nav-toggle{display:block}.site-nav{position:absolute;inset:74px 16px auto 16px;display:none;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--border);border-radius:18px;padding:.6rem;box-shadow:var(--shadow)}.site-nav.is-open{display:flex}.site-nav a{border-radius:12px}.main-layout{grid-template-columns:1fr}.content-sidebar{position:static}.home-intro-grid{grid-template-columns:1fr}.topic-grid,.article-grid,.video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}.hero-inner{padding:56px 0 48px}}
@media (max-width:620px){.container{width:min(100% - 22px,var(--max))}.brand small{display:none}.brand-mark{width:40px;height:40px}.header-inner{min-height:66px}.site-nav{inset:66px 11px auto 11px}.page-hero h1{font-size:2.15rem}.hero-inner,.page-home .hero-inner{padding:46px 0 40px}.content-card{border-radius:18px;padding:20px}.topic-grid,.article-grid,.video-grid,.faq-grid{grid-template-columns:1fr}.button-row{display:grid}.footer-grid{grid-template-columns:1fr}.article-content{font-size:1rem}.main-layout{margin-top:18px}.quick-panel a,.faq-question,.topic-card,.article-card,.video-card{padding:16px}}
@supports not selector(:has(*)){.main-layout{grid-template-columns:minmax(0,1fr) 300px}.main-layout .content-card:only-child{grid-column:1/-1}}

/* Contact page refinement */
.contact-intro h2{font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.05;margin:.2rem 0 1rem;color:var(--brand)}
.contact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:28px 0}
.contact-method{display:flex;align-items:center;gap:16px;padding:20px;border:1px solid var(--border);border-radius:20px;background:linear-gradient(180deg,#fff,#f8fbff);text-decoration:none;color:var(--text);box-shadow:0 10px 26px rgba(11,31,58,.06);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.contact-method:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#9bb7d2;color:var(--text)}
.contact-method strong{display:block;color:var(--brand);font-size:1.08rem;line-height:1.2}
.contact-method small{display:block;color:var(--muted);font-size:.92rem;overflow-wrap:anywhere}
.contact-icon{display:grid;place-items:center;flex:0 0 auto;width:48px;height:48px;border-radius:15px;background:var(--surface-soft);color:var(--brand-2);font-size:1.35rem;font-weight:900;border:1px solid var(--border)}
.primary-contact{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;border-color:transparent}
.primary-contact strong,.primary-contact small{color:#fff}.primary-contact .contact-icon{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.25)}
.contact-note{margin-top:24px;border:1px solid var(--border);background:var(--surface-soft);border-radius:18px;padding:18px}.contact-note strong{display:block;color:var(--brand);margin-bottom:.2rem}.contact-note p{margin:.25rem 0 0;color:var(--muted)}
@media (max-width:720px){.contact-grid{grid-template-columns:1fr}.contact-method{padding:16px}.contact-icon{width:44px;height:44px}}