:root{--bg-canvas:#172d26;--bg-surface:#233d32;--bg-surface-hover:#2b493c;--text-primary:#e0f2e8;--text-muted:#b8d0c2;--accent-primary:#ff6f59;--accent-secondary:#b5d6a4;--border-subtle:#496153;--ease-kinetic:cubic-bezier(.16,1,.3,1);--shadow-elevation:0 12px 32px -4px rgba(0,0,0,.25);--glow-accent:0 0 24px -4px #ff6f5940;--glass-backdrop:blur(16px) saturate(180%)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg-canvas);color:var(--text-primary);font:16px/1.7 system-ui,sans-serif;overflow-wrap:anywhere;hyphens:auto}a{color:inherit;text-decoration-color:var(--accent-primary);text-underline-offset:5px;text-decoration-thickness:1px;transition:text-decoration-thickness .2s,color .2s}a:hover{color:var(--accent-primary);text-decoration-thickness:3px}button,input,textarea,select{font:inherit}button,a,input,textarea,select{touch-action:manipulation}button{cursor:pointer}:focus-visible{outline:3px solid var(--accent-primary);outline-offset:5px}img{max-width:100%;display:block;object-fit:cover;border-radius:4px}svg{max-width:100%}.wrap{width:min(1200px,calc(100% - 48px));margin:auto}.skip{position:absolute;left:16px;top:-100px;background:var(--accent-primary);color:#172d26;padding:12px;z-index:20}.skip:focus{top:12px}.site-header{position:relative;border-bottom:1px solid var(--border-subtle);z-index:5}.header-inner{padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:9px;text-decoration:none;font-size:14px;font-weight:750;flex-shrink:0}.brand-mark{width:23px;height:27px;border:2px solid var(--accent-primary);border-radius:4px 4px 11px 11px;display:inline-grid;place-items:center;color:var(--accent-primary);font-size:12px}.site-nav{display:flex;gap:19px;align-items:center}.site-nav a{font-size:12px;white-space:nowrap;text-decoration:none}.site-nav a:hover,.site-nav a[aria-current=page]{text-decoration:underline;text-underline-offset:8px}.menu-toggle{display:none;background:transparent;border:1px solid var(--border-subtle);border-radius:4px;color:var(--text-primary);font-size:27px;line-height:1;padding:7px 14px}.eyebrow,.label,.section-number,th,small,.mini-heading{font-family:ui-monospace,Consolas,monospace}.eyebrow{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-secondary);margin:0 0 20px}.hero{display:grid;grid-template-columns:1.15fr 1fr;gap:36px;align-items:center;padding:78px 0 66px}.hero h1{font-size:clamp(2.7rem,5.7vw,4.9rem);line-height:1.06;letter-spacing:-.055em;margin:0 0 24px;max-width:13ch}.hero p{max-width:54ch;color:var(--text-muted)}.primary{display:inline-block;background:var(--accent-primary);color:#172d26;border:1px solid var(--accent-primary);border-radius:4px;padding:12px 19px;font-weight:750;text-decoration:none;transition:transform .4s var(--ease-kinetic),box-shadow .4s}.primary:hover{color:#172d26;transform:translateY(-5px) scale(1.015);box-shadow:var(--shadow-elevation),var(--glow-accent)}.hero .primary{margin-top:13px}.device-scene{position:relative;min-height:370px;isolation:isolate;background:radial-gradient(ellipse at center,#ff6f5920,transparent 68%);background-size:200% 200%;animation:gradientShift 12s ease infinite}.device-scene:before{content:"";position:absolute;inset:30px 5%;border:1px solid var(--border-subtle);border-radius:4px;transform:rotate(-5deg);z-index:-1}.device-scene img{position:absolute;background:#233d32;border:1px solid var(--border-subtle);object-fit:contain;padding:12px;box-shadow:var(--shadow-elevation)}.illustration-lock{width:48%;height:280px;left:7%;top:16px;transform:rotate(-8deg)}.illustration-doorbell{width:36%;height:244px;right:5%;top:76px;transform:rotate(8deg)}.illustration-sensor{width:30%;height:150px;left:33%;bottom:0;transform:rotate(-3deg)}.scene-label{position:absolute;right:8%;top:0;font:11px ui-monospace,monospace;color:var(--text-muted)}.summary-strip{display:flex;flex-wrap:wrap;gap:16px 30px;border-block:1px solid var(--border-subtle);padding:17px 0;color:var(--text-muted);font-size:13px}.summary-strip span:before{content:"+";color:var(--accent-primary);margin-right:10px}.section{padding:64px 0;border-bottom:1px solid var(--border-subtle)}.section-heading{display:grid;grid-template-columns:70px 1fr;gap:12px;margin-bottom:28px}.section-number{color:var(--accent-primary);font-size:14px;padding-top:7px}h1,h2,h3{line-height:1.18;overflow-wrap:anywhere}h2{font-size:clamp(1.7rem,3vw,2.5rem);letter-spacing:-.035em;margin:0 0 15px}h3{font-size:1.1rem;margin:0 0 12px}.section-heading p{max-width:67ch;margin:0;color:var(--text-muted)}.bento{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-template-areas:"entry entry sensor" "camera privacy privacy";gap:20px}.region{background:var(--bg-surface);border-radius:4px;padding:26px;min-width:0;border-top:2px solid var(--border-subtle);transition:background .4s,box-shadow .4s}.region:hover{background:var(--bg-surface-hover);box-shadow:var(--shadow-elevation)}.region-entry{grid-area:entry}.region-sensor{grid-area:sensor}.region-camera{grid-area:camera}.region-privacy{grid-area:privacy}.region-title{display:flex;align-items:center;justify-content:space-between;gap:15px;font:13px ui-monospace,monospace;margin:0 0 17px;color:var(--accent-secondary)}.capability{display:grid;grid-template-columns:25px 1fr;gap:12px;border-top:1px solid var(--border-subtle);padding:16px 0}.capability:last-child{padding-bottom:0}.capability .icon{color:var(--accent-primary);font-family:ui-monospace,monospace}.capability strong{display:block;font-size:15px}.capability p{font-size:14px;line-height:1.6;margin:5px 0 0;color:var(--text-muted)}.ambient{background:radial-gradient(ellipse at 90% 40%,#ff6f5910,transparent 65%)}.two-col,.fluid-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));gap:24px}.table-wrap{overflow-x:auto;max-width:100%;border:1px solid var(--border-subtle);border-radius:4px}table{border-collapse:collapse;width:100%;min-width:580px;font-size:14px}th,td{text-align:left;padding:17px 18px;border-bottom:1px solid var(--border-subtle);vertical-align:top}th{font-size:12px;color:var(--accent-secondary);background:#233d32}tr:last-child td{border-bottom:0}.note{border-left:3px solid var(--accent-primary);padding:10px 20px;margin:24px 0;background:#ff6f5908;color:var(--text-muted);font-size:14px}.feature-row{display:grid;grid-template-columns:1fr 1.2fr;gap:32px;align-items:center;padding:24px 0}.feature-image{width:100%;aspect-ratio:4/3;background:var(--bg-surface);object-fit:contain;padding:20px}.dependency-map{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:24px 0}.dependency-map span{padding:12px 15px;background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:4px;font:13px ui-monospace,monospace}.dependency-map b{color:var(--accent-primary)}details{border-top:1px solid var(--border-subtle);padding:19px 0}details:last-child{border-bottom:1px solid var(--border-subtle)}summary{cursor:pointer;font-weight:650;padding-right:18px}details p{max-width:72ch;color:var(--text-muted);margin-bottom:0}.page-intro{padding:65px 0 34px;max-width:850px}.page-intro h1{font-size:clamp(2.3rem,5vw,4rem);letter-spacing:-.045em;margin:0 0 25px}.page-intro .lede{color:var(--text-muted);font-size:1.12rem;max-width:65ch}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:46px;padding-bottom:64px}.prose{max-width:72ch;margin:0 auto;min-width:0}.prose h2{font-size:1.7rem;margin-top:42px}.prose p,.prose li{color:var(--text-muted)}.prose strong{color:var(--text-primary)}.prose ul{padding-left:23px}.sidebar{align-self:start;background:var(--bg-surface);padding:22px;border-radius:4px}.sidebar h2{font:14px ui-monospace,monospace}.sidebar a{display:block;padding:11px 0;border-top:1px solid var(--border-subtle);font-size:14px}.reading-meta{font:12px ui-monospace,monospace;color:var(--text-muted);margin:24px 0}.wide-content{padding-bottom:64px}.legal-content{max-width:72ch;margin:0 auto;padding-bottom:64px}.legal-content h2{font-size:1.5rem;margin-top:34px}.legal-content p,.legal-content li{color:var(--text-muted)}.site-footer{margin-top:30px;border-top:1px solid var(--border-subtle);padding:34px 0;font-size:13px;color:var(--text-muted)}.footer-grid{display:flex;justify-content:space-between;gap:25px;flex-wrap:wrap}.footer-grid p{margin:6px 0}.footer-links{display:flex;gap:20px;flex-wrap:wrap;align-items:flex-start}.footer-note{font-size:12px;max-width:80ch;margin-top:24px}.form-grid{display:grid;gap:20px}label{display:block;font:13px ui-monospace,monospace;margin-bottom:7px}input,textarea,select{width:100%;background:#172d26;border:1px solid var(--border-subtle);border-radius:4px;color:var(--text-primary);padding:12px}textarea{min-height:170px;resize:vertical}select{accent-color:var(--accent-primary)}.form-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.text-button{border:0;padding:8px 0;color:var(--text-primary);background:none;text-decoration:underline;text-decoration-color:var(--accent-primary);text-underline-offset:5px}.text-button:hover{text-decoration-thickness:3px}.status{min-height:1.7em;color:var(--accent-secondary);font-size:14px}.message-preview{white-space:pre-wrap;min-height:180px}.reveal{opacity:1;transform:none}.motion-ready .reveal{opacity:0;transform:translateY(20px);transition:opacity .7s var(--ease-kinetic),transform .7s var(--ease-kinetic)}.motion-ready .reveal-visible{opacity:1;transform:translateY(0)}@keyframes gradientShift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
@media(min-width:1025px){.site-nav{gap:17px}.region-entry{padding-right:40px}}
@media(min-width:769px) and (max-width:1024px){.header-inner{flex-wrap:wrap;gap:16px}.site-nav{width:100%;justify-content:space-between}.hero{gap:16px}.article-layout{grid-template-columns:minmax(0,1fr) 220px}.bento{gap:14px}.region{padding:20px}}
@media(max-width:768px){.wrap{width:calc(100% - 36px)}.header-inner{padding:18px;gap:10px}.brand{font-size:12px}.menu-toggle{display:block}.site-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#233d32f5;backdrop-filter:var(--glass-backdrop);padding:14px 24px 22px;border-bottom:1px solid var(--border-subtle);flex-direction:column;align-items:stretch;gap:0;box-shadow:var(--shadow-elevation)}.site-nav.is-open{display:flex;animation:menuEnter .3s var(--ease-kinetic)}.site-nav a{padding:11px 0;font-size:14px}.hero{grid-template-columns:1fr;padding:42px 0}.hero h1{max-width:15ch}.device-scene{max-width:480px;width:100%;margin:auto;min-height:340px}.bento{grid-template-columns:1fr 1fr;grid-template-areas:"entry entry" "sensor camera" "privacy privacy"}.article-layout{grid-template-columns:1fr;gap:25px}.sidebar{order:2}.section{padding:42px 0}.feature-row{grid-template-columns:1fr}.section-heading{grid-template-columns:35px 1fr}.page-intro{padding-top:42px}.page-intro h1{font-size:2.6rem}}
@media(max-width:480px){.wrap{width:calc(100% - 28px)}.header-inner{padding:17px 14px}.brand{font-size:11px;gap:7px}.brand-mark{width:20px;height:24px}.hero h1{font-size:2.8rem}.bento{grid-template-columns:1fr;grid-template-areas:"entry" "sensor" "camera" "privacy"}.region{padding:21px}.device-scene{min-height:310px}.illustration-lock{height:245px}.illustration-doorbell{height:210px}.illustration-sensor{height:130px}.section-heading{grid-template-columns:1fr;gap:8px}.section-number{padding:0}.footer-grid{display:block}.footer-links{margin-top:22px}.page-intro h1{font-size:2.25rem}}
@keyframes menuEnter{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.motion-ready .reveal{opacity:1;transform:none}}