:root{--ink:#111827;--muted:#667085;--line:#e5e7eb;--blue:#3157ff;--violet:#7c3aed;--cyan:#06b6d4;--surface:rgba(255,255,255,.84)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;color:var(--ink);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;background:#f5f7fb;overflow-x:hidden}.shell{width:min(1160px,calc(100% - 40px));margin:auto}.ambient{position:fixed;z-index:-1;border-radius:50%;filter:blur(100px);opacity:.22}.ambient-one{width:480px;height:480px;background:#8b5cf6;top:-200px;right:-90px}.ambient-two{width:420px;height:420px;background:#38bdf8;left:-220px;top:420px}.nav{height:86px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}.brand-mark{width:42px;height:42px;display:grid;place-items:center;color:#fff;border-radius:13px;font-weight:900;background:linear-gradient(145deg,var(--blue),var(--violet));box-shadow:0 12px 30px #574cff35}.brand b{display:block;font-size:17px;letter-spacing:.02em}.brand small{display:block;margin-top:2px;color:#8991a5;font-size:9px;letter-spacing:.2em}.nav nav{display:flex;align-items:center;gap:22px}.nav nav a{color:#4b5563;text-decoration:none;font-size:14px;font-weight:650}.nav-primary{padding:11px 16px;border:1px solid #dfe3ee;border-radius:12px;background:#fff;box-shadow:0 6px 18px #1118270b}.hero{text-align:center;padding:86px 0 44px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#566176;font-size:11px;font-weight:800;letter-spacing:.16em}.eyebrow i,.status-dot{width:8px;height:8px;border-radius:50%;background:#28d49a;box-shadow:0 0 0 5px #28d49a18}.hero h1{margin:21px 0 18px;font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.055em}.hero h1 span{background:linear-gradient(100deg,var(--blue),var(--violet) 50%,#ec4899);color:transparent;background-clip:text}.hero>p{max-width:630px;margin:0 auto;color:var(--muted);font-size:16px;line-height:1.8}.trust-row{display:flex;justify-content:center;gap:24px;margin-top:27px;color:#667085;font-size:12px}.terminal{max-width:860px;margin:25px auto 0;border:1px solid rgba(255,255,255,.95);border-radius:25px;background:var(--surface);box-shadow:0 30px 90px #17205b1a,0 2px 10px #17205b0c;backdrop-filter:blur(24px);overflow:hidden}.terminal-head{padding:22px 28px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.terminal-head>div{display:flex;align-items:center;gap:10px}.terminal-head small{color:#98a2b3;font-size:10px;letter-spacing:.12em;margin-left:4px}.online{color:#168b66;font-size:10px;font-weight:800;letter-spacing:.12em;background:#eafbf5;border:1px solid #c8f0e3;border-radius:99px;padding:7px 10px}.tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:22px 28px 0;padding:6px;background:#eef1f7;border-radius:14px}.tab{border:0;padding:13px;border-radius:10px;background:transparent;color:#7b8498;font-weight:750;cursor:pointer;transition:.2s}.tab span{font-size:10px;margin-right:6px}.tab.active{color:#fff;background:linear-gradient(120deg,#3157ff,#6844ed);box-shadow:0 8px 20px #4e49ef38}form{padding:26px 28px 28px}.field-head{display:flex;justify-content:space-between;margin-bottom:10px;font-size:13px;font-weight:700}.field-head span{font-size:11px;color:#98a2b3}textarea{width:100%;resize:vertical;min-height:58px;padding:18px;border:1px solid #dfe3ec;border-radius:14px;background:#fff;color:#172033;font:600 15px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace;outline:0;transition:.2s}textarea:focus{border-color:#6d78ff;box-shadow:0 0 0 4px #5c65ff14}.hint{margin:9px 2px 18px;color:#8a93a6;font-size:12px}.submit{width:100%;height:54px;border:0;border-radius:14px;color:#fff;background:linear-gradient(100deg,#3157ff,#7144e9);font-weight:800;font-size:15px;cursor:pointer;box-shadow:0 14px 32px #5049ef36;display:flex;align-items:center;justify-content:center;gap:12px}.submit:disabled{opacity:.55;cursor:wait}.submit i{font-style:normal;font-size:20px}.notice{display:flex;gap:16px;padding:20px 28px;background:#f8f9fc;border-top:1px solid var(--line);font-size:12px;line-height:1.7}.notice b{white-space:nowrap}.notice span{color:#788196}.results{max-width:860px;margin:24px auto 0;border:1px solid #e1e5ee;border-radius:22px;background:rgba(255,255,255,.9);box-shadow:0 20px 55px #17205b12;overflow:hidden}.hidden{display:none}.results-head{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--line)}.results-head>div{display:flex;align-items:center;gap:10px}.results-head h2{font-size:16px;margin:0}.results-head small{color:#8a93a6}.results-head button{border:1px solid #dce1eb;border-radius:10px;background:#fff;padding:9px 13px;font-weight:700;cursor:pointer}.result-list{padding:10px}.result-item{border:1px solid #e7eaf1;border-radius:14px;padding:18px;margin:10px;background:#fafbfe}.result-top{display:flex;justify-content:space-between;gap:14px}.result-key{font:700 13px ui-monospace,monospace;word-break:break-all}.result-status{white-space:nowrap;padding:5px 9px;border-radius:99px;font-size:11px;font-weight:800}.ok{background:#e8fbf3;color:#13845f}.bad{background:#fff0f1;color:#d14550}.activation{margin-top:14px;padding:13px 14px;border-radius:10px;background:#fff;border:1px dashed #d8dce6;font:600 13px/1.65 ui-monospace,monospace;word-break:break-all}.result-meta{display:flex;gap:18px;margin-top:10px;color:#9299aa;font-size:10px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:32px auto 90px;max-width:980px}.steps article{display:flex;gap:15px;padding:22px;border:1px solid #e7eaf1;border-radius:18px;background:rgba(255,255,255,.55)}.steps article>span{color:#6749ee;font-weight:900;font-size:11px}.steps b{font-size:14px}.steps p{margin:7px 0 0;color:#7c8496;font-size:12px;line-height:1.65}footer{padding:25px 0 35px;border-top:1px solid #e2e5eb;display:flex;justify-content:space-between;color:#8a93a6;font-size:11px}footer div{display:flex;gap:20px}footer a{color:inherit;text-decoration:none}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);padding:12px 18px;border-radius:12px;background:#111827;color:#fff;font-size:13px;opacity:0;pointer-events:none;transition:.25s;box-shadow:0 14px 35px #0003}.toast.show{opacity:1;transform:translate(-50%,0)}@media(max-width:700px){.shell{width:min(100% - 24px,1160px)}.nav{height:72px}.nav nav>a:first-child{display:none}.hero{padding:55px 0 28px}.hero h1{font-size:42px}.hero>p{font-size:14px}.trust-row{flex-wrap:wrap;gap:10px 16px}.terminal{border-radius:19px}.terminal-head{padding:18px}.terminal-head small{display:none}.tabs{margin:16px 16px 0}.tab{font-size:12px;padding:11px 5px}form{padding:20px 16px}.notice{padding:16px;display:block}.notice b{display:block;margin-bottom:5px}.steps{grid-template-columns:1fr;margin-bottom:55px}.result-meta{flex-direction:column;gap:4px}.result-top{flex-direction:column}.results{border-radius:18px}}