.kos-layout{background:#fff;flex-direction:column;min-height:100vh;display:flex}.kos-header{z-index:100;background:linear-gradient(135deg,#0f1d2e 0%,#060c14 100%);border-bottom:1px solid #60a5fa1f;position:sticky;top:0}.kos-header-content{justify-content:space-between;align-items:center;gap:1rem;max-width:1100px;margin:0 auto;padding:1rem 2rem;display:flex}.kos-logo{font-family:var(--font-serif);color:#f0f9ff;letter-spacing:.01em;white-space:nowrap;font-size:1.2rem;text-decoration:none}.kos-logo:hover{color:#60a5fa}.kos-nav-cta{color:#060c14;white-space:nowrap;background:#60a5fa;border-radius:8px;align-items:center;gap:.4rem;padding:.6rem 1.4rem;font-size:.9rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-flex;box-shadow:0 2px 8px #60a5fa47}.kos-nav-cta:hover{background:#93c5fd;transform:translateY(-1px)}.kos-main{flex:1}.kos-hero{text-align:center;background:linear-gradient(160deg,#0f1d2e 0%,#0a1422 45%,#060c14 100%);padding:4.5rem 2rem 5.5rem;position:relative;overflow:hidden}.kos-hero:before{content:"";pointer-events:none;background:radial-gradient(60% 50% at 50% 0,#60a5fa17 0%,#0000 70%);position:absolute;inset:0}.kos-hero-badge{color:#60a5fa;letter-spacing:.06em;text-transform:uppercase;background:#60a5fa14;border:1px solid #60a5fa38;border-radius:999px;align-items:center;gap:.4rem;margin-bottom:1.5rem;padding:.35rem 1rem;font-size:.78rem;font-weight:500;display:inline-flex}.kos-hero-title{font-family:var(--font-serif);color:#f0f9ff;margin:0 0 1rem;font-size:clamp(2.2rem,5vw,3.6rem);font-weight:500;line-height:1.15}.kos-hero-subtitle{color:#f0f9ffa6;max-width:580px;margin:0 auto 2rem;font-size:1.1rem;line-height:1.65}.kos-hero-cta{color:#060c14;background:#60a5fa;border-radius:10px;align-items:center;gap:.5rem;padding:.85rem 2rem;font-size:1rem;font-weight:700;text-decoration:none;transition:all .2s;display:inline-flex;box-shadow:0 4px 14px #60a5fa59}.kos-hero-cta:hover{background:#93c5fd;transform:translateY(-2px);box-shadow:0 6px 20px #60a5fa66}.kos-content{max-width:900px;margin:0 auto;padding:3.5rem 2rem 4rem}.kos-section{margin-bottom:3rem}.kos-section-title{font-family:var(--font-serif);color:#0f1d2e;margin:0 0 1rem;font-size:1.65rem;line-height:1.2}.kos-section p{color:#4a5568;margin:0 0 .9rem;line-height:1.8}.kos-section a{color:#1d4ed8;text-underline-offset:2px;text-decoration:underline}.kos-section a:hover{color:#0f1d2e}.kos-elements{grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:.9rem;margin-top:1.25rem;display:grid}.kos-element{text-align:center;background:#f0f9ff;border:1.5px solid #bae6fd;border-radius:12px;padding:1.25rem}.kos-element-icon{margin-bottom:.5rem;font-size:1.8rem;display:block}.kos-element-name{color:#0f1d2e;margin:0 0 .2rem;font-size:.95rem;font-weight:700}.kos-element-sub{color:#60a5fa;margin:0 0 .4rem;font-size:.78rem;font-weight:600}.kos-element-desc{color:#64748b;margin:0;font-size:.8rem;line-height:1.5}.kos-cta-box{text-align:center;background:linear-gradient(135deg,#0f1d2e 0%,#060c14 100%);border-radius:14px;margin:2rem 0;padding:2.5rem 2rem}.kos-cta-box h3{font-family:var(--font-serif);color:#f0f9ff;margin:0 0 .5rem;font-size:1.5rem}.kos-cta-box p{color:#f0f9ffa6;margin:0 0 1.5rem;font-size:.95rem}.kos-cta-buttons{flex-wrap:wrap;justify-content:center;gap:.75rem;display:flex}.kos-cta-primary{color:#060c14;background:#60a5fa;border-radius:8px;align-items:center;gap:.5rem;padding:.8rem 1.75rem;font-size:.95rem;font-weight:700;text-decoration:none;transition:all .2s;display:inline-flex}.kos-cta-primary:hover{background:#93c5fd;transform:translateY(-1px)}.kos-cta-secondary{color:#f0f9ffd9;border:1.5px solid #f0f9ff33;border-radius:8px;align-items:center;padding:.8rem 1.6rem;font-size:.9rem;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.kos-cta-secondary:hover{color:#f0f9ff;border-color:#f0f9ff80}.kos-steps{flex-direction:column;gap:.9rem;margin-top:1.25rem;display:flex}.kos-step{background:#f8fafc;border:1.5px solid #e2e8f0;border-radius:12px;align-items:flex-start;gap:1rem;padding:1.25rem;display:flex}.kos-step-num{color:#60a5fa;background:#0f1d2e;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:2rem;height:2rem;font-size:.85rem;font-weight:700;display:flex}.kos-step-body h4{color:#0f1d2e;margin:0 0 .25rem;font-size:.95rem;font-weight:600}.kos-step-body p{color:#64748b;margin:0;font-size:.87rem;line-height:1.6}.kos-topics{grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:.75rem;margin-top:1.25rem;display:grid}.kos-topic-link{background:#f8fafc;border:1.5px solid #e2e8f0;border-radius:10px;padding:1rem 1.25rem;text-decoration:none;transition:all .15s;display:block}.kos-topic-link:hover{background:#f0f9ff;border-color:#60a5fa}.kos-topic-title{color:#0f1d2e;margin-bottom:.2rem;font-size:.92rem;font-weight:600;display:block}.kos-topic-desc{color:#94a3b8;font-size:.78rem;display:block}.kos-faq{border:1.5px solid #e2e8f0;border-radius:12px;margin-top:1.25rem;overflow:hidden}.kos-faq-item{border-bottom:1px solid #e2e8f0;padding:1.5rem}.kos-faq-item:last-child{border-bottom:none}.kos-faq-q{color:#0f1d2e;margin:0 0 .6rem;font-size:1rem;font-weight:600}.kos-faq-a{color:#4a5568;margin:0;font-size:.95rem;line-height:1.75}@media (max-width:640px){.kos-hero{padding:3rem 1.25rem 3.5rem}.kos-content{padding:2.5rem 1rem 3rem}.kos-elements,.kos-topics{grid-template-columns:repeat(2,1fr)}}