:root{--bg: #fbfbfc;--bg-elevated: #ffffff;--bg-sunken: #f3f4f6;--border: #e7e8ec;--border-strong: #d6d8de;--text: #16181d;--text-soft: #5b616e;--text-faint: #8b909c;--accent: #4f46e5;--accent-soft: #eef0ff;--accent-text: #4338ca;--good: #15803d;--good-soft: #eaf6ee;--warn: #b45309;--danger: #b91c1c;--danger-soft: #fdecec;--radius: 12px;--radius-lg: 18px;--shadow-sm: 0 1px 2px rgba(20, 22, 28, .05), 0 1px 1px rgba(20, 22, 28, .04);--shadow-md: 0 4px 16px rgba(20, 22, 28, .07);--maxw: 1080px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace}@media (prefers-color-scheme: dark){:root{--bg: #0e0f12;--bg-elevated: #16181d;--bg-sunken: #1c1f26;--border: #262a33;--border-strong: #333845;--text: #f0f1f4;--text-soft: #a8aebb;--text-faint: #767d8c;--accent: #818cf8;--accent-soft: #1e2030;--accent-text: #a5b4fc;--good: #4ade80;--good-soft: #15241a;--danger: #f87171;--danger-soft: #2a1717;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 6px 24px rgba(0, 0, 0, .4)}}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:var(--accent-text);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{line-height:1.2;letter-spacing:-.015em;margin:0}.shell{max-width:var(--maxw);margin:0 auto;padding:0 24px}.nav{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--border)}.nav-inner{display:flex;align-items:center;justify-content:space-between;height:60px}.brand{display:flex;align-items:center;gap:10px;font-weight:650;letter-spacing:-.02em;color:var(--text)}.brand:hover{text-decoration:none}.brand-mark{width:26px;height:26px;border-radius:8px;background:linear-gradient(140deg,var(--accent),#8b5cf6);display:grid;place-items:center;color:#fff;font-size:14px;font-weight:700}.nav-links{display:flex;align-items:center;gap:22px;font-size:14px}.nav-links a{color:var(--text-soft)}.nav-links a:hover{color:var(--text);text-decoration:none}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid transparent;border-radius:10px;padding:9px 16px;font:inherit;font-size:14px;font-weight:550;cursor:pointer;transition:background .12s ease,border-color .12s ease,opacity .12s ease;display:inline-flex;align-items:center;gap:8px;text-decoration:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:color-mix(in srgb,var(--accent) 88%,#000);text-decoration:none}.btn-ghost{background:var(--bg-elevated);border-color:var(--border-strong);color:var(--text)}.btn-ghost:hover:not(:disabled){background:var(--bg-sunken);text-decoration:none}.btn-danger{background:var(--bg-elevated);border-color:var(--border-strong);color:var(--danger)}.btn-danger:hover:not(:disabled){background:var(--danger-soft);text-decoration:none}.btn-lg{padding:13px 22px;font-size:15px;border-radius:12px}.hero{padding:88px 0 56px;text-align:center}.hero-eyebrow{display:inline-block;font-size:13px;font-weight:550;color:var(--accent-text);background:var(--accent-soft);padding:5px 12px;border-radius:999px;margin-bottom:22px}.hero h1{font-size:clamp(34px,5vw,54px);font-weight:700;max-width:16ch;margin:0 auto 18px}.hero-sub{font-size:clamp(16px,2vw,19px);color:var(--text-soft);max-width:60ch;margin:0 auto 30px}.hero-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.section{padding:56px 0}.section-title{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-faint);margin-bottom:8px}.section h2{font-size:clamp(24px,3vw,32px);margin-bottom:14px}.section-lead{color:var(--text-soft);max-width:64ch;font-size:16px}.grid{display:grid;gap:18px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}@media (max-width: 820px){.grid-3,.grid-2{grid-template-columns:1fr}}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm)}.card h3{font-size:17px;margin-bottom:8px}.card p{color:var(--text-soft);font-size:15px;margin:0}.card-icon{width:38px;height:38px;border-radius:10px;background:var(--accent-soft);color:var(--accent-text);display:grid;place-items:center;margin-bottom:14px;font-size:18px}.trust-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 28px}@media (max-width: 820px){.trust-grid{grid-template-columns:1fr}}.trust-item{display:flex;gap:12px;align-items:flex-start}.trust-badge{flex:0 0 auto;width:24px;height:24px;border-radius:7px;display:grid;place-items:center;font-size:13px;font-weight:700;margin-top:2px}.trust-badge.yes{background:var(--good-soft);color:var(--good)}.trust-badge.no{background:var(--danger-soft);color:var(--danger)}.trust-item .t-title{font-weight:600;font-size:15px}.trust-item .t-body{color:var(--text-soft);font-size:14px}.callout{border:1px solid var(--border);border-left:3px solid var(--accent);background:var(--bg-elevated);border-radius:var(--radius);padding:18px 20px;color:var(--text-soft);font-size:15px}.callout.warn{border-left-color:var(--warn)}.callout strong{color:var(--text)}.footer{border-top:1px solid var(--border);margin-top:40px;padding:34px 0;color:var(--text-faint);font-size:13px}.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.dash-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:36px 0 22px;flex-wrap:wrap}.dash-head h1{font-size:26px}.panel{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}.panel-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--border);gap:12px}.panel-head h2{font-size:16px}.panel-body{padding:8px 0}.device-row{display:flex;align-items:center;gap:14px;padding:14px 20px;border-bottom:1px solid var(--border)}.device-row:last-child{border-bottom:none}.device-kind{flex:0 0 auto;width:40px;height:40px;border-radius:10px;background:var(--bg-sunken);display:grid;place-items:center;font-size:18px}.device-main{flex:1 1 auto;min-width:0}.device-label{font-weight:600;font-size:15px;display:flex;align-items:center;gap:8px}.device-meta{color:var(--text-faint);font-size:13px;margin-top:2px}.device-fingerprint{font-family:var(--mono);font-size:12px;color:var(--text-faint);word-break:break-all}.dot{width:8px;height:8px;border-radius:50%;display:inline-block}.dot.online{background:var(--good)}.dot.offline{background:var(--text-faint)}.pill{font-size:12px;font-weight:550;padding:2px 8px;border-radius:999px;background:var(--bg-sunken);color:var(--text-soft)}.state{padding:36px 20px;text-align:center;color:var(--text-soft)}.state .state-title{font-weight:600;color:var(--text);margin-bottom:6px}.banner{border-radius:var(--radius);padding:12px 16px;font-size:14px;margin-bottom:18px}.banner.error{background:var(--danger-soft);color:var(--danger);border:1px solid color-mix(in srgb,var(--danger) 30%,transparent)}.banner.info{background:var(--accent-soft);color:var(--accent-text);border:1px solid color-mix(in srgb,var(--accent) 24%,transparent)}.login-wrap{max-width:440px;margin:72px auto;text-align:center}.login-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:36px 30px}.login-card h1{font-size:22px;margin-bottom:8px}.login-card p{color:var(--text-soft);font-size:15px;margin:0 0 22px}.field{text-align:left;margin:14px 0}.field label{display:block;font-size:13px;font-weight:550;margin-bottom:6px;color:var(--text-soft)}.field input,.field textarea{width:100%;font:inherit;font-size:14px;padding:10px 12px;border:1px solid var(--border-strong);border-radius:10px;background:var(--bg);color:var(--text)}.field textarea{font-family:var(--mono);min-height:84px;resize:vertical}.steps{counter-reset:step;list-style:none;padding:0;margin:0;display:grid;gap:16px}.steps li{display:flex;gap:14px}.steps .step-num{counter-increment:step;flex:0 0 auto;width:28px;height:28px;border-radius:50%;background:var(--accent-soft);color:var(--accent-text);font-weight:650;font-size:14px;display:grid;place-items:center}.steps .step-num:before{content:counter(step)}.steps .step-body{padding-top:2px}.steps .step-body strong{display:block;margin-bottom:2px}.steps .step-body p{margin:0;color:var(--text-soft);font-size:14px}.muted{color:var(--text-faint)}.mono{font-family:var(--mono)}.center{text-align:center}.stack{display:grid;gap:22px}