.public-header{position:sticky;top:0;z-index:20;background:#ffffffee;border-bottom:1px solid var(--line)}.public-header .inner{max-width:1200px;margin:auto;padding:18px 24px;display:flex;align-items:center;gap:22px;justify-content:space-between}.brand{font-size:1.35rem;font-weight:800;color:var(--navy);white-space:nowrap}.brand span{color:var(--green)}.public-nav{display:flex;gap:20px;align-items:center;flex-wrap:wrap}.public-nav a{color:var(--text);font-weight:600;font-size:.9rem}.lang{width:130px}main.public{max-width:1200px;margin:auto;padding:40px 24px 70px}.hero{display:grid;grid-template-columns:1.2fr 1fr;gap:56px;align-items:center;padding:36px 0 50px}.hero p{font-size:1.18rem;max-width:570px}.hero-visual{background:var(--navy);padding:34px;border-radius:22px;color:#fff;min-height:360px}.hero-visual h3{color:white}.browser-sample{background:white;color:var(--text);border-radius:12px;padding:22px;margin-top:24px;box-shadow:18px 18px 0 #ffffff12}.hero-visual .sample-line{height:9px;background:#dde7ef;width:75%;margin:12px 0}.section{margin-top:65px}.steps{counter-reset:steps}.step:before{counter-increment:steps;content:"0" counter(steps);font-weight:800;color:var(--green);font-size:1.8rem}footer{background:var(--navy);color:#d8e3ed;padding:36px 24px}footer .inner{max-width:1200px;margin:auto}footer a{color:#fff}#chat-toggle{position:fixed;bottom:20px;right:20px;z-index:25}#chat-panel{position:fixed;right:20px;bottom:80px;width:min(380px,calc(100vw - 40px));z-index:30;max-height:75vh;overflow:auto}.chat-log{max-height:260px;overflow:auto}.bubble{background:#eef3f8;padding:12px;border-radius:12px;margin:10px 0}.bubble.mine{background:#e5f4ed}.wizard-step{display:none}.wizard-step.active{display:block}.public-menu{display:none}@media(max-width:900px){.hero{grid-template-columns:1fr;gap:24px}.public-menu{display:block}.public-nav{display:none;width:100%;padding:14px 0}.public-nav.open{display:flex}.public-header .inner{flex-wrap:wrap;gap:10px}.hero-visual{min-height:280px}.section{margin-top:40px}}