:root{--ink:#050505;--paper:#f5f5f2;--panel:#fff;--amber:#ffad1d;--amber-dark:#d88b00;--muted:#74746f;--line:#deded8;--soft:#ecece7;--danger:#a92323;--success:#196b43}*{box-sizing:border-box}html,body{min-height:100%}body{background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased;margin:0;font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.auth-shell{background:var(--panel);grid-template-columns:minmax(0,1.1fr) minmax(360px,520px);min-height:100vh;display:grid}.auth-brand{border-right:1px solid var(--line);flex-direction:column;justify-content:space-between;padding:clamp(32px,6vw,84px);display:flex;overflow:hidden}.auth-logo{width:min(900px,100%);height:auto;display:block}.auth-copy{max-width:620px;margin-top:64px}.auth-copy h1{letter-spacing:-.055em;max-width:720px;margin:0;font-size:clamp(38px,5vw,74px);font-weight:700;line-height:.98}.auth-copy p{max-width:520px;color:var(--muted);margin:24px 0 0;font-size:18px;line-height:1.55}.auth-mark{object-fit:cover;width:74px;height:74px}.auth-panel{background:var(--paper);place-items:center;padding:32px;display:grid}.auth-panel-stack{width:min(100%,430px)}.auth-card{border:1px solid var(--line);background:var(--panel);width:100%;padding:30px}.auth-tabs{border-bottom:1px solid var(--line);grid-template-columns:1fr 1fr;margin-bottom:28px;display:grid}.auth-tab{color:var(--muted);background:0 0;border:0;border-bottom:3px solid #0000;padding:13px 8px;font-weight:700}.auth-tab.active{border-bottom-color:var(--amber);color:var(--ink)}.field{gap:8px;margin-bottom:18px;display:grid}.field span{font-size:13px;font-weight:700}.field input{width:100%;min-height:48px;color:var(--ink);background:#fff;border:1px solid #cfcfca;border-radius:4px;outline:none;padding:0 13px}.field input:focus{border-color:var(--ink);box-shadow:0 0 0 2px #ffad1d59}.primary-button,.secondary-button{border:1px solid var(--ink);border-radius:4px;justify-content:center;align-items:center;min-height:48px;padding:0 18px;font-weight:800;transition:transform 80ms,background .15s;display:inline-flex}.primary-button{background:var(--amber);width:100%;color:var(--ink)}.primary-button:hover,.secondary-button:hover{transform:translateY(-1px)}.primary-button:disabled{opacity:.6;cursor:wait}.secondary-button{color:var(--ink);background:#fff}.form-message{background:#f4f4f1;border-left:4px solid;margin:0 0 18px;padding:12px 13px;font-size:13px;line-height:1.45}.form-message.error{color:var(--danger)}.form-message.success{color:var(--success)}.auth-footnote{color:var(--muted);margin:22px 0 0;font-size:12px;line-height:1.5}.app-shell{background:var(--paper);min-height:100vh}.app-header{border-bottom:1px solid var(--line);background:#fff;justify-content:space-between;align-items:center;gap:24px;height:74px;padding:0 clamp(20px,4vw,56px);display:flex}.app-logo{width:210px;height:auto;display:block}.app-nav{align-items:center;gap:12px;display:flex}.user-label{color:var(--muted);font-size:13px}.text-button{border:1px solid var(--line);background:#fff;border-radius:4px;justify-content:center;align-items:center;padding:9px 12px;font-weight:700;display:inline-flex}.page{width:min(1180px,100% - 40px);margin:0 auto;padding:54px 0 80px}.page-heading{justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px;display:flex}.eyebrow{color:var(--amber-dark);letter-spacing:.14em;text-transform:uppercase;margin:0 0 8px;font-size:12px;font-weight:900}.page-heading h1,.claim-card h1{letter-spacing:-.04em;margin:0;font-size:clamp(32px,4vw,52px);line-height:1}.page-heading p,.claim-card>p{color:var(--muted);margin:12px 0 0;line-height:1.55}.device-grid{grid-template-columns:repeat(auto-fit,minmax(285px,1fr));gap:18px;display:grid}.device-card,.empty-card,.claim-card{border:1px solid var(--line);background:#fff}.device-card{padding:22px}.device-card-top{justify-content:space-between;align-items:start;gap:16px;display:flex}.device-model{color:var(--muted);letter-spacing:.1em;text-transform:uppercase;margin:0;font-size:12px;font-weight:800}.device-card h2{letter-spacing:-.025em;margin:6px 0 0;font-size:24px}.status-chip{white-space:nowrap;align-items:center;gap:7px;font-size:12px;font-weight:800;display:inline-flex}.status-dot{background:#9b9b96;border-radius:50%;width:9px;height:9px}.status-chip.online .status-dot{background:#15955b}.device-meta{border-top:1px solid var(--soft);grid-template-columns:1fr 1fr;gap:14px;margin:24px 0 0;padding-top:20px;display:grid}.meta-item span{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:4px;font-size:11px;font-weight:700;display:block}.meta-item strong{font-size:13px;font-weight:700}.empty-card{text-align:center;padding:50px}.empty-icon{object-fit:cover;width:80px;height:80px;margin:0 auto 20px}.empty-card h2{margin:0;font-size:26px}.empty-card p{max-width:500px;color:var(--muted);margin:12px auto 24px;line-height:1.55}.claim-wrap{width:min(620px,100% - 40px);margin:0 auto;padding:64px 0 90px}.claim-card{padding:clamp(26px,5vw,48px)}.claim-code{margin:28px 0 18px}.claim-code input{letter-spacing:.18em;text-transform:uppercase;text-align:center;border:1px solid #cfcfca;border-radius:4px;width:100%;padding:14px 12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:clamp(26px,7vw,40px);font-weight:900}.inline-link{text-decoration:underline;-webkit-text-decoration-color:var(--amber);text-decoration-color:var(--amber);text-underline-offset:3px;font-weight:800;text-decoration-thickness:3px}.notice{border-left:4px solid var(--amber);background:#fff7e6;margin:0 0 24px;padding:13px 15px;font-size:13px;line-height:1.45}@media (max-width:820px){.auth-shell{grid-template-columns:1fr}.auth-brand{border-right:0;border-bottom:1px solid var(--line);min-height:340px;padding:30px}.auth-copy{margin-top:36px}.auth-panel{padding:28px 20px 44px}.page-heading{flex-direction:column;align-items:start}.app-header{height:auto;min-height:70px;padding:14px 20px}.app-logo{width:165px}.user-label{display:none}.empty-card{padding:32px 20px}}