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i.on{background:var(--acc)}.linkbtn{background:none;border:0;padding:0;font:inherit;color:var(--acc);cursor:pointer;font-weight:600}.linkbtn:hover{text-decoration:underline}.linkbtn:disabled{color:var(--faint);cursor:default;text-decoration:none}@media(max-width:900px){.auth{grid-template-columns:1fr}.auth-side{display:none}}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;padding:40px 0 56px}.hero h1{font-size:46px;letter-spacing:-1.2px;line-height:1.08;margin:0 0 18px}.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--acc),var(--teal));-webkit-background-clip:text;background-clip:text;color:transparent}.hero .lead{font-size:18px;color:var(--ink2);max-width:520px;margin:0 0 28px}.codebox{display:flex;gap:8px;max-width:460px;background:#fff;border:1px solid var(--line2);border-radius:14px;padding:6px;box-shadow:var(--sh-2)}.codebox input::placeholder{text-transform:none;letter-spacing:0;font-family:var(--font)}.codebox input{border:0!important;box-shadow:none!important;font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;font-size:16px}.mock{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--sh-3);overflow:hidden;display:grid;grid-template-columns:120px 1fr;min-height:330px;transform:perspective(1200px) rotateY(-6deg) rotateX(2deg)}.mock-rail{background:var(--rail);padding:16px 12px;display:grid;gap:8px;align-content:start}.mock-rail i{height:8px;border-radius:4px;background:#2a3d52}.mock-rail i.on{background:var(--acc-2)}.mock-main{padding:22px;display:grid;gap:12px;align-content:start}.mock-main .l{height:9px;border-radius:5px;background:#e6ebef}.mock-main .t{height:16px;width:70%;border-radius:6px;background:#c9d4de}.mock-opt{border:1.5px solid var(--line);border-radius:10px;padding:10px 12px;display:flex;gap:10px;align-items:center}.mock-opt b{width:18px;height:18px;border-radius:5px;background:#eef2f6;flex:none}.mock-opt.ok{border-color:var(--teal);background:#f0f9f6}.mock-opt.ok b{background:var(--teal)}.mock-opt .l{flex:1}.mock-fb{background:#f0f9f6;border:1px solid #bfe0d4;border-radius:10px;padding:10px 12px;color:#0f5c49;font-size:12px;font-weight:700}.how{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.how .panel{margin:0}.how .num{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:var(--acc-l);color:var(--acc);margin-bottom:14px}@media(max-width:900px){.hero{grid-template-columns:1fr;padding-top:12px}.hero h1{font-size:34px}.mock{display:none}.how{grid-template-columns:1fr}}.chead{display:flex;gap:16px;align-items:flex-start;flex-wrap:wrap;margin-bottom:8px}.chead .ph-main{flex:1;min-width:260px}.chead h1{font-size:26px}.chead .row{margin-top:8px}.urlchip{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--muted);font-family:var(--mono);background:#edf1f4;padding:3px 8px;border-radius:6px;text-decoration:none}.urlchip:hover{color:var(--acc)}.codechip{font-family:var(--mono);font-weight:700;font-size:14px;letter-spacing:.06em;background:var(--acc-ll);color:var(--acc-d);border:1px dashed #b7cfe2;padding:3px 9px;border-radius:7px}@media(max-width:760px){.topbar-in{padding:0 14px;gap:10px}.menu-btn{display:grid}.brand-name small,.avatar-btn .who{display:none}.avatar-btn{padding:3px}.mainnav{display:none;position:absolute;top:60px;left:0;right:0;background:#fff;flex-direction:column;padding:8px 12px 14px;border-bottom:1px solid var(--line);box-shadow:var(--sh-2)}body.nav-open .mainnav{display:flex}.mainnav a{padding:12px;font-size:15px}.wrap{padding:22px 16px 60px}h1{font-size:24px}.tbl th,.tbl td{padding:10px 12px}.panel{padding:18px}.panel-foot{margin:16px -18px -18px;padding:12px 18px}}