:root{--ink:#29384b;--accent:#315679;--line:#aebfd0;--bg:#edf1f5}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(ellipse at 80% 5%,#cad9e4,transparent 45%),var(--bg);font-family:'Cabinet Grotesk',Arial,sans-serif;color:var(--ink);line-height:1.65}main{width:100%;max-width:100%;overflow-x:hidden}nav{margin:24px auto;max-width:1200px;display:flex;justify-content:space-between;padding:18px 28px;border:1px solid var(--line);border-radius:50px;background:#ffffff75}a{color:var(--accent);text-underline-offset:4px}nav a{text-decoration:none;color:var(--ink)}header{text-align:center;padding:90px 32px 0}h1{max-width:72rem;font-size:clamp(2.7rem,5.8vw,5.6rem);line-height:1.04;letter-spacing:-.055em;margin:0 auto}h2{font-size:clamp(2.1rem,3.9vw,4rem);line-height:1.1;letter-spacing:-.05em;margin:0 0 25px}h3{font-size:1.55rem;line-height:1.2}.lead{font-size:1.15rem;max-width:820px;margin:28px auto}.hero-art{width:100%;max-width:1100px;height:280px;object-fit:cover;border-radius:20px;margin:54px auto 0;display:block}.actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0}header .actions{justify-content:center}.button,button{font:inherit;padding:13px 20px;border:1px solid var(--accent);border-radius:9px;background:var(--accent);color:white;text-decoration:none;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:transform .35s}.light{background:white;color:var(--accent)}button:not(:disabled):hover,.button:hover{transform:translateY(-3px)}button:disabled{opacity:.5;cursor:not-allowed}.marquee{overflow:hidden;margin-top:50px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0;font-size:2rem}.marquee span{display:block;white-space:nowrap;animation:move 35s linear infinite}@keyframes move{to{transform:translateX(-45%)}}section,footer{max-width:1200px;padding:140px 32px;margin:auto}.intro{max-width:850px;font-size:1.06rem}.comparison{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-flow:dense;margin-top:54px;border:1px solid var(--line)}.comparison article{background:#ffffff60;padding:34px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .5s}.comparison article:hover{background:white}.comparison article:nth-child(even){border-right:0}.comparison article:nth-child(n+3){border-bottom:0}.verdict{font-weight:700}.stack{margin-top:60px;display:grid;gap:20px}.stack article{background:#dae4ee;border:1px solid var(--line);border-radius:18px;padding:32px}.scenario{background:var(--ink);color:white;border-radius:18px;margin-top:60px;padding:34px}label{display:block;font-weight:700;margin-top:16px}input,textarea{display:block;width:100%;min-width:0;font:inherit;color:var(--ink);background:white;border:1px solid var(--line);border-radius:8px;padding:12px;margin-top:8px}textarea{resize:vertical}.beat-card{background:#ffffff80;border:1px solid var(--line);border-radius:16px;padding:26px;margin:20px 0}.fields{display:grid;grid-template-columns:1fr 1fr;gap:14px 20px}.fields label{margin-top:0}#status,#report{padding:18px;background:#dbe6ee;border-radius:9px}#report:empty{display:none}#diagram{width:100%;overflow:auto;border:1px solid var(--line);border-radius:12px;margin-top:24px}#diagram svg{display:block;width:100%;height:auto;min-width:560px}.small{font-size:.93rem;color:#52647a}details{padding:22px 0;border-bottom:1px solid var(--line)}summary{cursor:pointer;font-size:1.25rem}footer{max-width:none;background:var(--ink);color:white;text-align:center}footer .button{background:#dce7ef;color:var(--ink);margin-top:20px}:focus-visible{outline:3px solid #986f36;outline-offset:3px}@media(max-width:700px){nav{margin:16px;padding:14px 18px;font-size:.9rem}header{padding:70px 18px 0}h1{font-size:clamp(2.3rem,9vw,3.6rem)}section,footer{padding:90px 18px}.hero-art{height:180px;margin-top:40px}.comparison,.fields{grid-template-columns:1fr}.comparison article{padding:26px;border-right:0;border-bottom:1px solid var(--line)!important}.comparison article:last-child{border-bottom:0!important}.beat-card{padding:20px}.stack article,.scenario{padding:24px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important;transform:none!important}}