.expertise-hero{padding:160px 0 85px;background:linear-gradient(145deg,#f8fbff,#edf8fb);border-bottom:1px solid var(--line)}.expertise-hero .container{max-width:1000px}.expertise-kicker{font:800 12px Manrope;letter-spacing:.14em;color:var(--cyan);text-transform:uppercase}.expertise-hero h1{font-size:clamp(43px,6vw,72px);max-width:900px}.expertise-hero p{font-size:18px;line-height:1.7;color:var(--muted);max-width:760px}.expertise-actions{display:flex;gap:18px;align-items:center;margin-top:32px}.expertise-content{padding:90px 0}.expertise-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px}.expertise-layout h2,.demo-case h2,.expertise-quiz h2{font-size:clamp(32px,4vw,50px);line-height:1.15;letter-spacing:-.04em}.expertise-layout>div>p{font-size:17px;line-height:1.75;color:var(--muted)}.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.feature-list article{padding:24px;border:1px solid var(--line);border-radius:12px;background:#fff}.feature-list span{font:700 12px Manrope;color:var(--cyan)}.feature-list h3{font-size:19px;margin:14px 0 8px}.feature-list p{font-size:15px;line-height:1.6;color:var(--muted);margin:0}.demo-case{padding:90px 0;background:var(--navy);color:#fff}.demo-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}.demo-label{display:inline-flex;padding:8px 11px;border:1px solid rgba(255,255,255,.2);color:var(--cyan);font:700 11px Manrope;letter-spacing:.1em}.demo-case p{color:#c2cade;font-size:17px;line-height:1.7}.demo-flow{display:grid;gap:12px}.demo-flow article{padding:22px 24px;border:1px solid rgba(255,255,255,.14);border-radius:10px;background:rgba(255,255,255,.04)}.demo-flow strong{display:block;font:700 13px Manrope;color:var(--cyan);margin-bottom:7px}.expertise-quiz{padding:90px 0;background:#eef5fa}.quiz-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.expertise-form{background:#fff;border:1px solid #dbe4ee;padding:34px;border-radius:16px;display:grid;gap:18px}.expertise-form label{display:grid;gap:8px;font-weight:700;font-size:14px}.expertise-form input,.expertise-form select,.expertise-form textarea{width:100%;padding:14px;border:1px solid #ccd5e1;border-radius:7px;background:#fff;font:16px 'DM Sans';color:var(--ink)}.expertise-form textarea{resize:vertical}.expertise-form .two-fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}.expertise-result{padding:20px;background:#f0fbfd;border-left:3px solid var(--cyan)}.expertise-result p{line-height:1.65}.expertise-result-actions{display:flex;flex-wrap:wrap;gap:10px}.expertise-result-actions a{padding:11px 14px;background:var(--navy);color:#fff;text-decoration:none;font-weight:700;font-size:14px;border-radius:4px}.expertise-note{font-size:13px;color:var(--muted);line-height:1.5}.tech-stack{padding:32px 0;border-bottom:1px solid var(--line)}.tech-stack .container{display:flex;align-items:center;gap:22px;flex-wrap:wrap}.tech-stack strong{font:800 12px Manrope;letter-spacing:.1em}.tech-stack span{padding:8px 12px;background:#f1f5fa;border:1px solid #dfe6ef;border-radius:99px;font-size:13px;font-weight:700}@media(max-width:850px){.expertise-layout,.demo-grid,.quiz-grid{grid-template-columns:1fr;gap:36px}}@media(max-width:620px){.expertise-hero{padding:125px 0 65px}.expertise-actions{align-items:flex-start;flex-direction:column}.feature-list,.expertise-form .two-fields{grid-template-columns:1fr}.expertise-form{padding:23px}.expertise-content,.demo-case,.expertise-quiz{padding:70px 0}}