:root{--bg:#071017;--panel:#101922;--line:#243642;--teal:#35e4c3;--cyan:#50d9ff;--lime:#9bf35b;--amber:#ffc14e;--orange:#ff914d;--muted:#99aab5;--text:#f5f8fa;--red:#ff6878}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 50% -10%,#173244,#071017 52%);color:var(--text);font-family:Inter,system-ui,sans-serif}.demo-banner{padding:9px 16px;text-align:center;background:#2b1b05;border-bottom:1px solid #78531d;color:#ffd27a;font-size:12px;font-weight:900;letter-spacing:.08em}header{display:flex;align-items:center;justify-content:space-between;padding:20px 28px;border-bottom:1px solid #2d3c47}.brand{display:flex;align-items:center;gap:12px;color:white;text-decoration:none}.brand span{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--amber),var(--orange));color:#111;font-size:25px;font-weight:900}.brand b{font-size:18px}.secure{color:var(--teal);font-size:12px;font-weight:900;letter-spacing:.14em}.secure i{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--teal);box-shadow:0 0 12px var(--teal);margin-right:6px}main{padding:34px 18px 60px}.vault-shell{max-width:1100px;margin:auto}.vault-top{display:flex;justify-content:space-between;gap:30px;align-items:center}.eyebrow{color:var(--cyan);font-size:12px;font-weight:900;letter-spacing:.18em}.vault-top h1{font-size:clamp(34px,6vw,68px);margin:8px 0 10px;line-height:1}.vault-top p{max-width:720px;color:var(--muted);line-height:1.7}.lock-orb{width:145px;height:145px;border-radius:50%;display:grid;place-items:center;align-content:center;gap:8px;background:radial-gradient(circle,#123c3b,#0b171e 65%);border:1px solid #2c6b63;box-shadow:0 0 55px #35e4c325}.lock-orb span{font-size:48px}.lock-orb small{color:var(--teal);font-weight:900;letter-spacing:.12em}.lock-orb.open{border-color:#6fbf46;box-shadow:0 0 60px #9bf35b35}.notice{display:flex;gap:12px;padding:14px 16px;margin:24px 0;border:1px solid #755824;background:#251a08;border-radius:10px;color:#f4d99f}.notice span{color:#d6c6a6}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.card,.key-panel{background:linear-gradient(180deg,#121d27,#0a131b);border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 34px #0007}.card{padding:18px}.card span{display:block;color:var(--muted);font-size:12px}.card strong{display:block;color:var(--cyan);margin:8px 0;font-size:18px;word-break:break-word}.card small{color:#71838d}.key-panel{padding:24px;margin-top:16px}.key-head{display:flex;justify-content:space-between;gap:16px;align-items:center;padding-bottom:20px;border-bottom:1px solid var(--line)}.key-head span{color:var(--muted);font-size:12px}.key-head h2{margin:8px 0 0;color:var(--amber);font:700 clamp(18px,4vw,30px) ui-monospace,monospace;letter-spacing:.08em;word-break:break-all}.strength{text-align:right}.strength b{display:block;color:var(--lime);margin-top:6px}.access-box{padding-top:22px}.access-box label{display:block;margin-bottom:9px;font-weight:800}.input-row{display:grid;grid-template-columns:1fr auto;gap:10px}.input-row input{min-width:0;background:#071219;border:1px solid #31515d;color:white;border-radius:8px;padding:14px;font-size:16px}.input-row button,.unlocked button,.footer-actions button{border:0;border-radius:8px;padding:0 20px;background:linear-gradient(135deg,var(--teal),var(--lime));color:#062119;font-weight:900;cursor:pointer}.access-box p{color:var(--muted);font-size:13px}.access-box p.error{color:var(--red)}.access-box p.success{color:var(--lime)}.unlocked{display:none;margin-top:20px;padding:18px;background:#071512;border:1px solid #2a6b58;border-radius:10px}.unlocked.show{display:block}.unlocked span{display:block;color:var(--muted);font-size:12px}.unlocked code{display:block;margin:8px 0 14px;color:var(--teal);word-break:break-all;line-height:1.6}.unlocked button{padding:12px 16px}.unlocked p{margin:12px 0 0;color:#8fb2a7;font-size:12px}.footer-actions{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:18px}.footer-actions a{color:var(--cyan);text-decoration:none}.footer-actions button{padding:11px 15px;background:#111c24;color:#ff9ba7;border:1px solid #6f3941}@media(max-width:850px){.grid{grid-template-columns:1fr 1fr}.vault-top{align-items:flex-start}.lock-orb{width:110px;height:110px;flex:0 0 auto}.input-row{grid-template-columns:1fr}.input-row button{padding:14px}}@media(max-width:560px){header{padding:15px 14px}.secure{display:none}main{padding:24px 12px 44px}.vault-top{display:block}.lock-orb{margin:20px auto}.grid{grid-template-columns:1fr}.notice{display:block}.notice b{display:block;margin-bottom:6px}.key-panel{padding:17px}.key-head{display:block}.strength{text-align:left;margin-top:14px}.footer-actions{align-items:stretch;flex-direction:column}.footer-actions button{padding:12px}}

.access-reference{display:none;align-items:center;gap:12px;margin:0 0 12px;padding:10px;border:1px solid var(--line);border-radius:10px;background:#08131a}.access-reference.show{display:flex}.access-reference img{width:86px;height:86px;object-fit:cover;border-radius:8px;background:#fff}.access-reference small{color:var(--muted);line-height:1.45;max-width:220px}@media(max-width:560px){.access-reference img{width:72px;height:72px}}

.verification-action{margin-top:18px;padding-top:18px;border-top:1px solid #244038}.verification-btn{width:100%;border:1px solid #2d5f72;border-radius:9px;padding:13px 16px;background:#10212b;color:var(--cyan);font-weight:900;letter-spacing:.08em;cursor:pointer}.verification-btn:hover{background:#142a36}.verification-panel{display:none;margin-top:14px;padding:16px;background:#09131a;border:1px solid #29424f;border-radius:10px}.verification-panel.show{display:block}.trust-wallet-row{display:flex;align-items:center;gap:12px}.trust-wallet-row strong{display:block;color:#fff}.trust-wallet-row small{display:block;margin-top:3px;color:var(--muted);font-size:11px}.trust-wallet-mark{width:44px;height:44px;display:block;border-radius:12px;overflow:hidden;box-shadow:0 0 18px #3375bb28;flex:0 0 auto}.trust-wallet-mark img{display:block;width:100%;height:100%;object-fit:contain}.verification-address{margin-top:15px;padding-top:13px;border-top:1px solid #20323d}.verification-address span{display:block;color:var(--muted);font-size:12px}.verification-address code{display:block;margin-top:7px;color:var(--cyan);word-break:break-all;line-height:1.5}.verification-failed{margin:13px 0 0!important;color:var(--red)!important;font-weight:800;font-size:12px!important}

.external-action{margin-top:16px;padding-top:16px;border-top:1px solid #244038}.external-btn{display:block;width:100%;padding:14px 16px;border:1px solid #315f71;border-radius:9px;background:linear-gradient(135deg,#10212b,#132b36);color:var(--cyan);text-align:center;text-decoration:none;font-weight:900;letter-spacing:.06em}.external-btn:hover{background:#17313d}.external-action small{display:block;margin-top:8px;color:var(--muted);font-size:11px;text-align:center}