:root{--nik-navy:#082b57;--nik-blue:#0b5cab;--nik-sky:#eaf4ff;--nik-text:#172033;--nik-muted:#607087;--nik-white:#fff}
.nik-home{font-family:inherit;color:var(--nik-text);background:#fff;line-height:1.8}
.nik-container{width:min(1180px,92%);margin:auto}
.nik-hero{overflow:hidden;background:linear-gradient(135deg,#f8fbff 0%,#edf6ff 100%);padding:75px 0 55px}
.nik-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:45px;align-items:center}
.nik-kicker{display:inline-block;color:var(--nik-blue);font-weight:800;font-size:14px;margin-bottom:10px}
.nik-hero h1{font-size:clamp(36px,4.2vw,60px);line-height:1.2;margin:0 0 18px;color:var(--nik-navy);font-weight:800}
.nik-hero h1 strong{color:var(--nik-blue)}
.nik-lead{font-size:22px;font-weight:700;margin:0 0 8px;max-width:650px}
.nik-text{color:var(--nik-muted);font-size:16px;max-width:650px}
.nik-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}
.nik-btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 24px;border-radius:12px;text-decoration:none;font-weight:800;transition:.2s}
.nik-btn:hover{transform:translateY(-2px)}
.nik-btn-primary{background:var(--nik-blue);color:#fff}
.nik-btn-secondary{background:#fff;color:var(--nik-navy);border:1px solid #d4e2f2}
.nik-btn-light{background:#fff;color:var(--nik-navy)}
.nik-trust{display:flex;gap:30px;flex-wrap:wrap;margin-top:22px}
.nik-trust div{display:flex;flex-direction:column}
.nik-trust b{font-size:25px;color:var(--nik-navy)}
.nik-trust span{font-size:13px;color:var(--nik-muted)}
.nik-hero-art{min-height:430px;position:relative;display:flex;align-items:center;justify-content:center}
.nik-screen{width:min(480px,90%);height:300px;background:#fff;border-radius:24px;box-shadow:0 25px 70px rgba(8,43,87,.18);position:relative;z-index:2;overflow:hidden;border:1px solid #e2edf8}
.nik-screen-top{height:42px;border-bottom:1px solid #e7eef6;display:flex;gap:7px;align-items:center;padding:0 18px}.nik-screen-top i{width:9px;height:9px;border-radius:50%;background:#c8d7e8}
.nik-screen-content{padding:42px}.nik-chip{display:inline-block;background:var(--nik-sky);color:var(--nik-blue);font-weight:900;padding:5px 12px;border-radius:999px}
.nik-screen h3{font-size:27px;color:var(--nik-navy);line-height:1.4;margin:18px 0}
.nik-bars{display:flex;gap:10px;align-items:end;height:65px}.nik-bars span{display:block;width:25%;border-radius:8px 8px 0 0;background:#0b5cab}.nik-bars span:nth-child(1){height:40%}.nik-bars span:nth-child(2){height:70%}.nik-bars span:nth-child(3){height:100%}
.nik-orb{position:absolute;border-radius:50%;filter:blur(1px)}.nik-orb-1{width:250px;height:250px;background:#d9ecff;right:3%;top:5%}.nik-orb-2{width:150px;height:150px;background:#c8e2ff;left:4%;bottom:5%}
.nik-float{position:absolute;z-index:3;background:#fff;border-radius:14px;padding:8px 14px;box-shadow:0 12px 30px rgba(8,43,87,.15);font-weight:800;color:var(--nik-navy)}.nik-float-ai{right:1%;top:16%;color:var(--nik-blue)}.nik-float-accounting{left:0;bottom:24%}.nik-float-computer{right:7%;bottom:4%}
.nik-courses,.nik-process{padding:85px 0}.nik-section-head{text-align:center;margin-bottom:40px}.nik-section-head h2,.nik-why h2,.nik-cta h2{font-size:clamp(28px,3vw,42px);line-height:1.3;color:var(--nik-navy);margin:0 0 10px}.nik-section-head p,.nik-why p,.nik-cta p{color:var(--nik-muted)}
.nik-course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.nik-card{display:block;text-decoration:none;color:inherit;border:1px solid #e5edf6;border-radius:18px;padding:25px;background:#fff;transition:.2s;box-shadow:0 8px 25px rgba(8,43,87,.05)}.nik-card:hover{transform:translateY(-5px);box-shadow:0 18px 35px rgba(8,43,87,.10);border-color:#c9ddf2}.nik-card span{font-size:34px}.nik-card h3{color:var(--nik-navy);margin:8px 0 3px}.nik-card p{color:var(--nik-muted);margin:0;font-size:14px}
.nik-why{padding:85px 0;background:#f7fbff}.nik-why-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:center}.nik-features{display:grid;grid-template-columns:1fr 1fr;gap:15px}.nik-features div{background:#fff;border:1px solid #e4edf6;border-radius:16px;padding:20px}.nik-features b,.nik-features span{display:block}.nik-features b{color:var(--nik-navy);margin-bottom:4px}.nik-features span{font-size:14px;color:var(--nik-muted)}
.nik-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.nik-steps div{position:relative;text-align:center;padding:25px 15px;border-radius:18px;background:#f7fbff}.nik-steps strong{display:inline-flex;width:48px;height:48px;align-items:center;justify-content:center;border-radius:50%;background:var(--nik-blue);color:#fff;font-size:20px}.nik-steps h3{color:var(--nik-navy);margin:10px 0 2px}.nik-steps p{font-size:14px;color:var(--nik-muted);margin:0}
.nik-cta{padding:35px 0 85px}.nik-cta-box{background:linear-gradient(135deg,var(--nik-navy),#0b5cab);border-radius:25px;padding:45px;display:flex;align-items:center;justify-content:space-between;gap:25px}.nik-cta h2,.nik-cta p,.nik-cta .nik-kicker{color:#fff}.nik-cta .nik-kicker{opacity:.85}
@media(max-width:900px){.nik-hero-grid,.nik-why-grid{grid-template-columns:1fr}.nik-hero-art{min-height:370px}.nik-course-grid{grid-template-columns:1fr 1fr}.nik-steps{grid-template-columns:1fr 1fr}.nik-cta-box{flex-direction:column;align-items:flex-start}}
@media(max-width:600px){.nik-hero{padding:50px 0 35px}.nik-hero h1{font-size:34px}.nik-lead{font-size:18px}.nik-hero-art{min-height:300px}.nik-screen{height:230px}.nik-screen-content{padding:28px}.nik-screen h3{font-size:20px}.nik-float{font-size:12px;padding:6px 10px}.nik-course-grid,.nik-features,.nik-steps{grid-template-columns:1fr}.nik-courses,.nik-process,.nik-why{padding:60px 0}.nik-cta-box{padding:30px 24px}}