:root{--navy:#0f1c2e;--navy-light:#1a2d4a;--accent:#1e5f8a;--accent-hover:#2a7ab0;--gold:#c9a227;--text:#2c3e50;--text-light:#5a6a7a;--bg:#f8f9fb;--white:#ffffff;--border:#e2e8f0;--max-width:1140px;--header-height:72px}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto;display:block}a{color:var(--accent);text-decoration:none;transition:color 0.2s ease}a:hover{color:var(--accent-hover)}.site-header{background:var(--navy);color:white;position:sticky;top:0;z-index:1000;box-shadow:0 2px 12px rgba(0,0,0,0.25)}.header-inner{max-width:var(--max-width);margin:0 auto;padding:0 1.25rem;height:var(--header-height);display:flex;align-items:center;justify-content:space-between;gap:1.5rem}.logo{display:flex;align-items:center;gap:0.75rem;color:white;font-weight:700;font-size:1.15rem;letter-spacing:-0.02em;text-decoration:none;flex-shrink:0}.logo:hover{color:white;opacity:0.92}.logo img{height:42px;width:auto}.logo-text span{display:block;font-size:0.7rem;font-weight:400;letter-spacing:0.04em;opacity:0.75;margin-top:1px}.main-nav{display:flex;align-items:center;gap:0.15rem}.main-nav a{color:rgba(255,255,255,0.88);padding:0.5rem 0.85rem;font-size:0.9rem;font-weight:500;border-radius:6px;transition:all 0.15s ease}.main-nav a:hover,.main-nav a.active{color:white;background:rgba(255,255,255,0.1)}.menu-toggle{display:none;background:none;border:none;color:white;font-size:1.5rem;cursor:pointer;padding:0.4rem;line-height:1}.hero{background:linear-gradient(145deg,var(--navy) 0%,var(--navy-light) 55%,#243b5c 100%);color:white;padding:4.5rem 1.25rem 5rem;position:relative;overflow:hidden}.hero-inner{max-width:var(--max-width);margin:0 auto;display:grid;grid-template-columns:1fr 340px;gap:3.5rem;align-items:center}.hero-content h1{font-size:clamp(2.1rem,4.5vw,3.1rem);font-weight:800;line-height:1.15;letter-spacing:-0.03em;margin-bottom:0.75rem}.hero-content .tagline{font-size:1.35rem;font-weight:400;opacity:0.9;margin-bottom:1.5rem;color:#a8c5e2}.hero-content p{font-size:1.05rem;opacity:0.88;max-width:34rem;margin-bottom:2rem;line-height:1.7}.hero-book{text-align:center}.hero-book img{max-width:280px;margin:0 auto;border-radius:6px;box-shadow:0 25px 50px -12px rgba(0,0,0,0.55);border:1px solid rgba(255,255,255,0.1)}.btn{display:inline-flex;align-items:center;gap:0.5rem;padding:0.8rem 1.6rem;font-size:0.95rem;font-weight:600;border-radius:8px;border:none;cursor:pointer;transition:all 0.2s ease;text-decoration:none}.btn-primary{background:var(--gold);color:#1a1400}.btn-primary:hover{background:#d4b02e;color:#1a1400;transform:translateY(-1px)}.btn-outline{background:transparent;color:white;border:1.5px solid rgba(255,255,255,0.45)}.btn-outline:hover{background:rgba(255,255,255,0.1);border-color:white;color:white}.hero-actions{display:flex;flex-wrap:wrap;gap:0.85rem}.section{padding:4.5rem 1.25rem}.section-inner{max-width:var(--max-width);margin:0 auto}.section-header{text-align:center;margin-bottom:3rem}.section-header h2{font-size:clamp(1.7rem,3vw,2.2rem);font-weight:750;letter-spacing:-0.02em;color:var(--navy);margin-bottom:0.6rem}.section-header p{color:var(--text-light);font-size:1.05rem;max-width:36rem;margin:0 auto}.section-alt{background:white}.message-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}.message-card{background:white;border:1px solid var(--border);border-radius:12px;padding:1.75rem;box-shadow:0 1px 3px rgba(0,0,0,0.04);transition:box-shadow 0.2s ease,transform 0.2s ease}.message-card:hover{box-shadow:0 8px 24px rgba(0,0,0,0.08);transform:translateY(-2px)}.message-card h3{font-size:1.15rem;font-weight:700;color:var(--navy);margin-bottom:0.65rem}.message-card p{color:var(--text-light);font-size:0.95rem;line-height:1.65}.authors-grid{display:grid;grid-template-columns:1fr;gap:2.5rem;max-width:640px;margin-left:auto;margin-right:auto}.author-card{background:white;border-radius:14px;overflow:hidden;border:1px solid var(--border);box-shadow:0 4px 16px rgba(0,0,0,0.05)}.author-card .author-body{padding:1.75rem}.author-card h3{font-size:1.35rem;font-weight:700;color:var(--navy);margin-bottom:0.35rem}.author-card .role{font-size:0.9rem;color:var(--accent);font-weight:600;margin-bottom:1rem}.author-card p{font-size:0.95rem;color:var(--text-light);line-height:1.7}.partners-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1.25rem;align-items:center}.partner-item{background:white;border:1px solid var(--border);border-radius:10px;padding:1.25rem;display:flex;align-items:center;justify-content:center;min-height:110px;transition:box-shadow 0.2s ease}.partner-item:hover{box-shadow:0 6px 18px rgba(0,0,0,0.08)}.partner-item img{max-height:70px;width:auto;object-fit:contain}.video-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.75rem}.video-card{background:white;border-radius:12px;overflow:hidden;border:1px solid var(--border);box-shadow:0 2px 10px rgba(0,0,0,0.05)}.video-card .video-thumb{aspect-ratio:16/9;background:#0f1c2e;position:relative}.video-card .video-thumb img{width:100%;height:100%;object-fit:cover}.video-card .video-body{padding:1.15rem 1.25rem}.video-card h3{font-size:1.05rem;font-weight:650;color:var(--navy);margin-bottom:0.35rem}.video-card p{font-size:0.88rem;color:var(--text-light)}.page-hero{background:var(--navy);color:white;padding:3.5rem 1.25rem 3rem;text-align:center}.page-hero h1{font-size:clamp(1.9rem,4vw,2.6rem);font-weight:750;letter-spacing:-0.02em;margin-bottom:0.5rem}.page-hero p{opacity:0.85;font-size:1.1rem;max-width:36rem;margin:0 auto}.content-block{max-width:780px;margin:0 auto;background:white;border-radius:12px;padding:2.5rem;border:1px solid var(--border);box-shadow:0 2px 12px rgba(0,0,0,0.04)}.content-block h2{font-size:1.45rem;color:var(--navy);margin:2rem 0 0.85rem;font-weight:700}.content-block h2:first-child{margin-top:0}.content-block h3{font-size:1.15rem;color:var(--navy);margin:1.5rem 0 0.6rem}.content-block p{margin-bottom:1.1rem;color:var(--text)}.content-block ul,.content-block ol{margin:0 0 1.25rem 1.4rem}.content-block li{margin-bottom:0.45rem}.content-block strong{color:var(--navy)}.content-block a{font-weight:500}.download-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.25rem}.download-card{display:flex;align-items:center;gap:1rem;background:white;border:1px solid var(--border);border-radius:10px;padding:1.15rem 1.25rem;transition:all 0.2s ease;color:inherit}.download-card:hover{border-color:var(--accent);box-shadow:0 4px 14px rgba(30,95,138,0.12);color:inherit}.download-card .icon{width:44px;height:44px;background:#eef5fb;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0;color:var(--accent)}.download-card .meta h4{font-size:0.95rem;font-weight:650;color:var(--navy);margin-bottom:0.15rem}.download-card .meta span{font-size:0.8rem;color:var(--text-light)}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:start}.contact-info h3{font-size:1.2rem;color:var(--navy);margin-bottom:1rem}.contact-item{display:flex;align-items:flex-start;gap:0.85rem;margin-bottom:1.25rem}.contact-item .icon{width:40px;height:40px;background:#eef5fb;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--accent);flex-shrink:0}.contact-item strong{display:block;font-size:0.85rem;color:var(--text-light);font-weight:500;margin-bottom:0.15rem}.contact-item a,.contact-item span{font-size:1.05rem;color:var(--navy);font-weight:600}.site-footer{background:var(--navy);color:rgba(255,255,255,0.8);padding:3rem 1.25rem 1.75rem}.footer-inner{max-width:var(--max-width);margin:0 auto}.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2.5rem;margin-bottom:2.5rem;padding-bottom:2rem;border-bottom:1px solid rgba(255,255,255,0.1)}.footer-brand h3{color:white;font-size:1.15rem;margin-bottom:0.5rem}.footer-brand p{font-size:0.9rem;line-height:1.6;opacity:0.8}.footer-links h4{color:white;font-size:0.85rem;text-transform:uppercase;letter-spacing:0.06em;margin-bottom:0.9rem;opacity:0.9}.footer-links ul{list-style:none}.footer-links a{color:rgba(255,255,255,0.7);font-size:0.9rem;display:block;padding:0.25rem 0}.footer-links a:hover{color:white}.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:0.75rem;font-size:0.82rem;opacity:0.7}.footer-bottom a{color:rgba(255,255,255,0.75)}.footer-bottom a:hover{color:white}.jeevy-credit{font-size:0.78rem;opacity:0.65}.jeevy-credit a{color:rgba(255,255,255,0.85);text-decoration:underline;text-underline-offset:2px}.container{max-width:var(--max-width);margin:0 auto;padding:0 1.25rem}.text-center{text-align:center}.mt-2{margin-top:2rem}.mb-2{margin-bottom:2rem}@media (max-width:900px){.hero-inner{grid-template-columns:1fr;text-align:center}.hero-content p{margin-left:auto;margin-right:auto}.hero-actions{justify-content:center}.hero-book{order:-1}.hero-book img{max-width:220px}.authors-grid,.contact-grid{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr;gap:1.75rem}}@media (max-width:720px){.main-nav{display:none;position:absolute;top:var(--header-height);left:0;right:0;background:var(--navy);flex-direction:column;padding:1rem;gap:0.25rem;box-shadow:0 8px 20px rgba(0,0,0,0.3)}.main-nav.open{display:flex}.main-nav a{width:100%;padding:0.75rem 1rem}.menu-toggle{display:block}.header-inner{position:relative}}@media (max-width:480px){.hero{padding:3rem 1rem 3.5rem}.section{padding:3rem 1rem}.content-block{padding:1.5rem}}.logo-banner{background:#ffffff;text-align:center;padding:1.25rem 1.25rem;border-bottom:1px solid var(--border)}.logo-banner img{max-width:min(780px,94vw);height:auto;margin:0 auto}.logo-banner-bottom{border-bottom:none;border-top:1px solid var(--border);margin-top:0}.partners-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1.5rem}.partner-item{min-height:200px;padding:1.75rem}.partner-item img{max-height:160px}.author-card .author-photo{width:100%;height:auto;max-height:none;object-fit:contain;object-position:center top;display:block;margin:0 auto}.author-card .author-photo-wrap{background:#eef2f6;overflow:hidden;text-align:center;padding:0}.author-card .author-photo-wrap img{max-width:100%}.footer-brand a{color:#fff!important;text-decoration:underline;text-underline-offset:2px}.footer-brand a:hover{color:#fff!important;opacity:.85}.footer-bottom{color:rgba(255,255,255,.92)!important;opacity:1!important}.footer-bottom a,.jeevy-credit,.jeevy-credit a{color:#fff!important;opacity:1!important}.jeevy-credit a:hover{opacity:.85!important}