:root{color-scheme:dark;--mint:#a6f5d7;--ink:#10151e;--panel:#1a2330;--text:#f3f7fc;--muted:#b5c3d3;--line:#344253;font:16px/1.6 system-ui,sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--ink);color:var(--text)}a{color:inherit}a:focus-visible{outline:3px solid var(--mint);outline-offset:5px}.wrap{width:min(1120px,calc(100% - 48px));margin-inline:auto}.bar{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.25rem;text-decoration:none}.bar nav{display:flex;gap:24px}.bar nav a,.foot a{color:var(--muted);text-decoration:none}.bar a:hover{color:var(--mint)}
.hero{display:grid;grid-template-columns:1.2fr 1fr;gap:52px;align-items:center;padding:78px 0 70px}.eyebrow{font-weight:750;letter-spacing:.16em;font-size:.75rem;color:var(--mint)}h1,h2,h3{line-height:1.12;margin:0}h1{font-size:clamp(2.6rem,5.6vw,4.7rem);letter-spacing:-.06em}h1 em{color:var(--mint);font-style:normal}.intro{max-width:53ch;color:var(--muted);font-size:1.08rem;margin:24px 0}.actions{display:flex;flex-wrap:wrap;gap:10px}.button{display:inline-flex;align-items:center;padding:11px 15px;border-radius:10px;text-decoration:none;font-weight:750}.primary{background:var(--mint);color:#102521}.secondary{border:1px solid var(--line)}.button:hover{box-shadow:0 0 0 2px var(--mint)}.fine,figcaption{color:var(--muted);font-size:.81rem}
.room{margin:0;background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:16px;box-shadow:0 24px 60px #0005}.room-header,.room-footer{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;color:var(--muted);font-size:.82rem}.room-header i{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--mint);margin-right:6px}.screen{display:grid;place-content:center;justify-items:center;gap:10px;min-height:220px;margin:14px 0;border:1px solid var(--line);border-radius:12px;background:radial-gradient(ellipse at center,#25464a,#141f2c 70%);color:var(--mint)}figcaption{margin-top:12px}
.guide{border-top:1px solid var(--line);padding:42px 0 56px}h2{font-size:clamp(2rem,4vw,3rem);letter-spacing:-.04em}.steps{padding:0;margin:25px 0;list-style:none}.steps li{display:grid;grid-template-columns:52px 1fr;gap:17px;border-bottom:1px solid var(--line);padding:22px 0}.steps li>span{font-weight:800;color:var(--mint);font-variant-numeric:tabular-nums}.steps p{color:var(--muted);margin:8px 0 0;max-width:76ch}.steps b{color:var(--text)}.tip{background:var(--panel);border-left:3px solid var(--mint);padding:14px 18px;border-radius:0 8px 8px 0}.foot{border-top:1px solid var(--line);border-bottom:0;color:var(--muted);font-size:.85rem}
@media(max-width:760px){.hero{grid-template-columns:1fr;gap:28px;padding:40px 0}.wrap{width:calc(100% - 32px)}.bar nav{gap:12px;font-size:.85rem}.steps li{grid-template-columns:32px 1fr;gap:8px}.screen{min-height:170px}}