:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#e6edf3;background:#07111d;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0;min-width:320px;background:#07111d}button{font:inherit}.app-shell{min-height:100vh;position:relative;overflow:hidden;background:radial-gradient(circle at 15% 5%,#12314b 0,transparent 34rem),radial-gradient(circle at 90% 80%,#123b3b 0,transparent 35rem),#07111d}.glow{position:absolute;border-radius:999px;filter:blur(2px);pointer-events:none;opacity:.55}.glow-one{width:22rem;height:22rem;left:-11rem;top:26rem;background:#1d806e;opacity:.12}.glow-two{width:18rem;height:18rem;right:-8rem;top:5rem;background:#f3a55c;opacity:.1}.login-page,.dashboard-page{position:relative;z-index:1;width:min(1160px,calc(100% - 40px));margin:0 auto}.login-page{min-height:100vh;display:flex;flex-direction:column;justify-content:center;max-width:640px;padding:70px 0}.brand-mark{width:62px;height:62px;display:grid;place-items:center;border:1px solid #68d4b1;border-radius:18px;color:#07111d;background:linear-gradient(135deg,#91e1c4,#ffbd78);font-weight:900;letter-spacing:-.08em;box-shadow:0 16px 42px #5fcea449}.brand-mark.small{width:40px;height:40px;border-radius:12px;font-size:13px}.eyebrow{margin:0 0 18px;color:#82ceb8;font-size:11px;font-weight:800;letter-spacing:.18em;text-transform:uppercase}h1,h2,p{margin-top:0}h1{margin:20px 0;color:#f2f7fa;font-size:clamp(3.2rem,8vw,6.8rem);line-height:.98;letter-spacing:-.08em}h1 span{color:#77d6b5}h2{margin:0;font-size:24px;letter-spacing:-.04em}.login-copy{max-width:480px;color:#9cb0be;font-size:17px;line-height:1.7}.primary-button,.ghost-button{border:0;cursor:pointer;transition:transform .18s ease,background .18s ease,border-color .18s ease}.primary-button:hover{transform:translateY(-2px)}.primary-button{color:#07111d;background:#91e1c4;text-decoration:none}.primary-button:disabled{cursor:wait;opacity:.55}.login-button{display:flex;justify-content:space-between;align-items:center;width:245px;margin-top:22px;padding:15px 18px;border-radius:12px;font-weight:800}.error-banner{margin:22px 0 0;padding:12px 15px;border:1px solid #c8787866;border-radius:10px;color:#ffb2a9;background:#6b252533;line-height:1.5}.error-banner.wide{margin:0 0 22px}.login-footnote{margin-top:84px;color:#627a8a;font-size:12px}.loading-state,.empty-card{position:relative;z-index:1;display:flex;align-items:center;gap:12px;min-height:100vh;justify-content:center;color:#9cb0be}.loader{width:16px;height:16px;display:inline-block;border:2px solid #91e1c477;border-top-color:#91e1c4;border-radius:999px;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.dashboard-page{padding:28px 0 32px}.topbar{display:flex;justify-content:space-between;align-items:center;gap:20px}.brand-lockup,.account{display:flex;align-items:center;gap:12px}.brand-lockup strong,.brand-lockup span{display:block}.brand-lockup strong{font-size:15px}.brand-lockup span{margin-top:3px;color:#8196a6;font-size:12px}.account{color:#9cb0be;font-size:13px}.ghost-button{padding:8px 12px;border:1px solid #ffffff1e;border-radius:8px;color:#c4d2da;background:transparent}.ghost-button:hover{border-color:#91e1c466;background:#91e1c411}.hero-row{display:flex;justify-content:space-between;align-items:end;gap:20px;padding:88px 0 46px}.hero-row h1{margin-bottom:0;font-size:clamp(3.2rem,7vw,6rem)}.connection-pill{display:flex;align-items:center;gap:8px;padding:9px 12px;border:1px solid #ffffff1b;border-radius:999px;color:#879ca9;background:#ffffff08;font-size:12px}.connection-pill.is-live{color:#91e1c4;border-color:#91e1c44d;background:#91e1c40d}.connection-dot,.status-dot{width:7px;height:7px;border-radius:99px;background:#7c8c95}.is-live .connection-dot,.online .status-dot{background:#91e1c4;box-shadow:0 0 0 5px #91e1c41b}.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.metric-card,.status-card,.chart-card,.info-card,.empty-card{border:1px solid #ffffff12;border-radius:18px;background:#ffffff08;box-shadow:0 20px 60px #00000012}.metric-card,.status-card{min-height:188px;padding:25px}.metric-card.warm{background:linear-gradient(145deg,#a85d2b22,#ffffff08 60%)}.metric-card.cool{background:linear-gradient(145deg,#267a8a25,#ffffff08 60%)}.card-label{color:#91a5b2;font-size:12px;letter-spacing:.04em}.metric-value{margin:31px 0 22px;color:#f5f8fa;font-size:clamp(2.5rem,5vw,4.5rem);font-weight:500;letter-spacing:-.08em}.card-detail{color:#718794;font-size:12px}.status-value{display:flex;align-items:center;gap:11px;margin:37px 0 23px;font-size:32px;letter-spacing:-.05em}.status-value.online{color:#91e1c4}.status-value.offline{color:#ffb39b}.content-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(270px,.75fr);gap:14px;margin-top:14px}.chart-card,.info-card{min-height:365px;padding:25px}.section-heading{display:flex;justify-content:space-between;align-items:start;gap:15px}.section-heading .eyebrow{margin-bottom:8px}.chart-tools{display:flex;flex-direction:column;align-items:flex-end;gap:16px}.range-picker{display:flex;align-items:center;gap:8px;color:#8397a5;font-size:11px}.range-label{white-space:nowrap}.range-options{display:inline-flex;padding:3px;border:1px solid #ffffff1c;border-radius:9px;background:#07111d66}.range-button{min-width:42px;padding:5px 8px;border:0;border-radius:6px;color:#8296a4;background:transparent;cursor:pointer;font-size:11px;font-weight:700;transition:color .18s ease,background .18s ease,transform .18s ease}.range-button:hover{color:#d9e3e8;background:#ffffff0d}.range-button:focus-visible{outline:2px solid #91e1c4;outline-offset:2px}.range-button.is-selected{color:#07111d;background:#91e1c4;box-shadow:0 4px 12px #5fcea433}.range-loading{color:#91e1c4;font-size:10px;white-space:nowrap}.legend{display:flex;align-items:center;gap:7px;color:#8397a5;font-size:12px}.legend-temp,.legend-humidity{width:8px;height:8px;border-radius:99px;background:#ffb36b}.legend-humidity{margin-left:6px;background:#75d6ef}.chart-wrap{width:100%;margin-top:30px;overflow:hidden}.chart-wrap svg{display:block;width:100%;height:auto;min-height:245px}.chart-grid{stroke:#ffffff12;stroke-width:1}.temp-area{fill:url(#temp-fill)}.temp-line,.humidity-line{fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}.temp-line{stroke:#ffb36b}.humidity-line{stroke:#75d6ef;stroke-dasharray:5 5}.temp-point{fill:#ffb36b;stroke:#14202a;stroke-width:3}.chart-label{fill:#6e8492;font-size:10px}.chart-empty{display:grid;place-items:center;min-height:260px;color:#718794;font-size:13px}.info-card h2{margin:8px 0 38px;word-break:break-word}.info-row{display:flex;justify-content:space-between;align-items:baseline;gap:15px;padding:12px 0;border-top:1px solid #ffffff12;color:#718794;font-size:12px}.info-row strong{color:#d9e3e8;font-weight:500;text-align:right}.info-note{margin-top:30px;padding-top:14px;border-top:1px solid #ffffff12;color:#6d8491;font-size:11px;line-height:1.6}.footer{padding:28px 0 10px;color:#607784;font-size:11px}.footer span{margin:0 7px;color:#91e1c4}@media(max-width:760px){.login-page,.dashboard-page{width:min(100% - 28px,620px)}.topbar{align-items:flex-start}.account-name{display:none}.hero-row{align-items:flex-start;flex-direction:column;padding-top:60px}.metric-grid,.content-grid{grid-template-columns:1fr}.metric-card,.status-card{min-height:155px}.metric-value{margin:20px 0 14px}.status-value{margin:25px 0 15px}.chart-card,.info-card{min-height:0}.section-heading{flex-direction:column}.chart-tools{width:100%;align-items:flex-start;gap:13px}.range-picker{flex-wrap:wrap}}