:root{--bg:#f3f6fb;--panel:#fff;--ink:#132033;--muted:#66758a;--line:#e3e9f2;--blue:#1769ff;--blue2:#0c4fd0;--green:#0f9f6e;--red:#dc3545;--orange:#f59f00;--shadow:0 18px 45px #14233c14}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);margin:0;font-family:Inter,Segoe UI,Roboto,Arial,sans-serif}button,input,select{font:inherit}button{background:var(--blue);color:#fff;cursor:pointer;border:0;border-radius:12px;padding:10px 16px;font-weight:700;box-shadow:0 8px 18px #1769ff2e}button:hover{background:var(--blue2)}button:disabled{opacity:.65;cursor:not-allowed}.danger{background:var(--red)!important}.ghost{color:#27384f!important;box-shadow:none!important;background:#edf2f8!important}input,select{border:1px solid var(--line);width:100%;color:var(--ink);background:#fff;border-radius:12px;outline:none;padding:10px 12px}input:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 4px #1769ff1a}label{color:var(--muted);letter-spacing:.02em;text-transform:uppercase;font-size:12px;font-weight:800;display:block}label input,label select{text-transform:none;color:var(--ink);margin-top:6px;font-weight:500}h1,h2,h3,p{margin:0}.muted{color:var(--muted);line-height:1.5}.login-shell{background:radial-gradient(circle at 0 0,#dce8ff,#0000 34%),linear-gradient(135deg,#0b1b33,#173a67);place-items:center;min-height:100vh;display:grid}.login-card{width:min(440px,92vw);box-shadow:var(--shadow);background:#fff;border-radius:28px;padding:34px}.brand-mark{background:linear-gradient(135deg,var(--blue),#20c997);color:#fff;border-radius:20px;place-items:center;width:64px;height:64px;margin-bottom:18px;font-weight:900;display:grid}.login-card h1{font-size:28px}.login-card p{color:var(--muted);margin:8px 0 22px;line-height:1.5}.login-card label{margin:14px 0}.login-card button{width:100%;margin-top:10px;padding:13px}.app-shell{min-height:100vh;display:flex}.sidebar{color:#d9e5f6;background:#0f1d2d;flex-direction:column;gap:22px;width:270px;height:100vh;padding:22px;display:flex;position:sticky;top:0}.logo-row{align-items:center;gap:12px;display:flex}.logo{background:linear-gradient(135deg,var(--blue),#20c997);color:#fff;border-radius:16px;place-items:center;width:48px;height:48px;font-weight:900;display:grid}.logo-row span{color:#90a2ba;margin-top:3px;font-size:12px;display:block}.sidebar nav{flex-direction:column;gap:8px;display:flex}.sidebar a{color:#d9e5f6;border-radius:14px;padding:12px 14px;font-weight:700;text-decoration:none}.sidebar a:hover{background:#1b2c43}main{flex:1;padding:26px 30px 50px}.topbar{justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:22px;display:flex}.topbar h1{font-size:30px}.topbar p{color:var(--muted);margin-top:6px}.api-pill{border:1px solid var(--line);color:var(--muted);box-shadow:var(--shadow);background:#fff;border-radius:999px;padding:10px 14px;font-size:13px}.stats-grid{grid-template-columns:repeat(6,minmax(140px,1fr));gap:14px;margin-bottom:18px;display:grid}.stat{background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;padding:20px}.stat span{color:var(--muted);text-transform:uppercase;font-size:12px;font-weight:800}.stat b{margin-top:8px;font-size:30px;display:block}.stat.accent{background:linear-gradient(135deg,var(--blue),#18a0fb);color:#fff}.stat.accent span{color:#e7f1ff}.panel,.form-card{background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:24px;margin-bottom:18px;padding:20px}.panel-head{justify-content:space-between;align-items:center;gap:14px;margin-bottom:16px;display:flex}.panel-head h2,.form-card h2{font-size:22px}.panel-head p{color:var(--muted);margin-top:4px}.actions{align-items:center;gap:10px;display:flex}.actions input{min-width:260px}.table-wrap{border:1px solid var(--line);border-radius:18px;overflow:auto}table{border-collapse:collapse;background:#fff;width:100%}th{text-align:left;color:#6b7b91;text-transform:uppercase;background:#f7f9fc;padding:13px 14px;font-size:12px}td{border-top:1px solid var(--line);vertical-align:middle;padding:14px}td b{display:block}td span,td small{color:var(--muted);margin-top:4px;display:block}code{color:#23415f;background:#eef3fb;border-radius:9px;padding:5px 8px;display:inline-block}.row-actions button{margin:3px;padding:8px 11px}.status{color:#41536b;background:#e8eef7;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:800;display:inline-block}.status.active,.status.approved{color:#087b55;background:#e8f8f1}.status.pending{color:#8f6500;background:#fff6dd}.status.revoked,.status.rejected{color:#ad1d2c;background:#fdecef}.status.expired{color:#526173;background:#eef1f5}.chips{flex-wrap:wrap;gap:6px;display:flex}.chips span{color:#1559c7;background:#eef5ff;border-radius:999px;margin:0;padding:6px 9px;font-size:12px;font-weight:800;display:inline-block}.two-col{box-shadow:none;background:0 0;border:0;grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);gap:18px;padding:0;display:grid}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:18px 0;display:grid}.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:16px 0;display:grid}.feature-card{border:1px solid var(--line);text-transform:none;letter-spacing:0;background:#fbfdff;border-radius:16px;gap:10px;padding:13px;display:flex}.feature-card.on{background:#f0f6ff;border-color:#90bdff}.feature-card input{width:auto;margin-top:3px}.feature-card b{color:var(--ink);font-size:14px;display:block}.feature-card span{color:var(--muted);text-transform:none;margin:3px 0;font-size:12px;font-weight:500;line-height:1.35;display:block}.feature-card small{color:#365b89;text-transform:none}.cost-box{color:#36506f;background:#f5f9ff;border:1px dashed #9db9de;border-radius:16px;margin:12px 0;padding:14px}.wallet{color:#fff;background:linear-gradient(135deg,#0f9f6e,#20c997);border-radius:22px;margin:18px 0;padding:22px}.wallet span{color:#defaf0;display:block}.wallet b{font-size:36px}.tx-list{flex-direction:column;gap:8px;display:flex}.tx{border-bottom:1px solid var(--line);grid-template-columns:70px 1fr;gap:8px;padding:9px 0;display:grid}.tx small{color:var(--muted);grid-column:2}.pos{color:var(--green)}.neg{color:var(--red)}.modal-backdrop{z-index:10;background:#0c182873;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.modal{background:#fff;border-radius:26px;width:min(920px,96vw);max-height:92vh;padding:22px;overflow:auto;box-shadow:0 30px 80px #00000040}.modal-head,.modal-actions{justify-content:space-between;align-items:center;gap:12px;display:flex}.modal-head{margin-bottom:12px}.modal-actions{justify-content:flex-end;margin-top:16px}.toast{color:#fff;box-shadow:var(--shadow);z-index:20;background:#111d2e;border-radius:16px;padding:14px 18px;position:fixed;bottom:22px;right:22px}.toast.ok{background:var(--green)}.toast.err{background:var(--red)}.busy{border:1px solid var(--line);box-shadow:var(--shadow);color:var(--muted);background:#fff;border-radius:999px;padding:10px 16px;font-weight:800;position:fixed;top:22px;right:22px}@media (width<=1100px){.stats-grid{grid-template-columns:repeat(3,1fr)}.two-col,.feature-grid{grid-template-columns:1fr}.sidebar{width:220px}}@media (width<=760px){.app-shell{display:block}.sidebar{width:auto;height:auto;position:relative}.stats-grid{grid-template-columns:repeat(2,1fr)}.topbar,.panel-head{display:block}.actions{margin-top:12px}.form-grid{grid-template-columns:1fr}main{padding:18px}}.notice{color:#274d7f;background:#f2f7ff;border:1px solid #bfd6ff;border-radius:16px;margin:12px 0 16px;padding:12px 14px;line-height:1.45}.device-lock{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:14px 0 18px;display:grid}.device-lock div{border:1px dashed var(--line);background:#fafcff;border-radius:14px;padding:12px}.device-lock span{color:var(--muted);text-transform:uppercase;margin-bottom:6px;font-size:11px;font-weight:800;display:block}.device-lock code{text-overflow:ellipsis;max-width:100%;overflow:hidden}.edit-modal h3{margin-top:10px}.row-actions{min-width:260px}@media (width<=760px){.device-lock{grid-template-columns:1fr}.row-actions{min-width:220px}}