/* Quiet Light: the prototype's typography, palette, surfaces, and control shapes. */
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:28px}
body{margin:0;background:var(--lumen-paper);color:var(--lumen-ink);font:16px/1.7 var(--lumen-font-ui)}
[hidden]{display:none!important}
img{max-width:100%;height:auto;display:block}
button{font:inherit;cursor:pointer}
a{color:inherit;text-underline-offset:5px}
:focus-visible{outline:3px solid var(--lumen-focus);outline-offset:5px}
h1,h2,h3,p,figure{margin:0}
h1,h2,h3{font-family:var(--lumen-font-display);font-weight:400;letter-spacing:-.035em;text-wrap:balance}
h1{font-size:clamp(58px,6.8vw,98px);line-height:1.07}
h2{font-size:clamp(38px,4.3vw,62px);line-height:1.15}
h3{font-size:26px;line-height:1.2}
.wrap{width:min(1280px,calc(100% - 112px));margin-inline:auto}
.eyebrow{font:600 11px/1.6 var(--lumen-font-ui);letter-spacing:.15em;text-transform:uppercase;color:var(--lumen-muted)}
.small{font-size:12px;line-height:1.6;color:var(--lumen-muted)}
.skip{position:absolute;top:12px;left:12px;transform:translateY(-160%);z-index:10;padding:12px;background:var(--lumen-paper)}
.skip:focus{transform:none}
.site-header{display:flex;align-items:center;justify-content:space-between;padding-block:24px;border-bottom:1px solid var(--lumen-divider);gap:24px}
.brand img{width:144px}
nav{display:flex;align-items:center;gap:30px;font-size:13px}
nav a{text-decoration:none;padding-block:10px}
nav a:hover{text-decoration:underline}
.nav-cta{border:1px solid var(--lumen-stroke);border-radius:12px;padding:10px 17px;display:flex;gap:22px;align-items:center}
.button{display:inline-flex;align-items:center;justify-content:center;gap:28px;min-height:50px;padding:13px 22px;background:var(--lumen-pine);color:var(--lumen-paper);border:1px solid var(--lumen-pine);border-radius:12px;font:550 14px/1.5 var(--lumen-font-ui);text-decoration:none;transition:background 160ms,transform 160ms}
.button:hover{background:#385447}
.button:active{transform:scale(.98)}
.text-link{display:inline-flex;align-items:center;gap:15px;min-height:44px;font-size:13px;text-decoration:underline}
.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:center;padding-block:66px 76px}
.hero-copy{min-width:0;padding-bottom:24px}
.hero h1{margin-block:24px 28px}
.hero h1 span{color:#52694f}
.hero-lede{font-size:18px;color:var(--lumen-muted);max-width:400px}
.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:25px;margin-block:32px 22px}
.hero-stage{position:relative;isolation:isolate;min-width:0;display:grid;grid-template-columns:minmax(0,1fr);justify-items:center;padding:18px 30px 38px}
.hero-horizon{position:absolute;z-index:-1;left:-14%;bottom:70px;width:114%;height:80%;
  /* Fade the artwork into the page so it reads as ambient light, not a pasted rectangle. */
  -webkit-mask-image:linear-gradient(to right,#0000,#000 9%,#000 91%,#0000),linear-gradient(#000 64%,#000c 88%,#0000);
  -webkit-mask-composite:source-in;
  mask-image:linear-gradient(to right,#0000,#000 9%,#000 91%,#0000),linear-gradient(#000 64%,#000c 88%,#0000);
  mask-composite:intersect}
.hero-device{width:min(330px,100%);border:6px solid var(--lumen-pine);border-radius:36px;overflow:hidden;box-shadow:0 22px 60px #263f3622;background:var(--lumen-paper)}
.hero-device img{width:100%;height:auto}
.hero-caption{position:absolute;bottom:0}
.experience{padding-block:76px 90px;border-top:1px solid var(--lumen-divider)}
.section-heading{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:80px;align-items:end;margin-bottom:58px}
.section-heading .eyebrow{margin-bottom:18px}
.section-heading>p{color:var(--lumen-muted);max-width:360px;margin-left:auto;padding-bottom:4px}
.experience-layout{background:var(--lumen-mist);border-radius:24px;overflow:hidden}
.experience-layout.enhanced{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.experience-details{min-width:0;padding:50px 58px;display:flex;flex-direction:column}
.preview-tabs{display:flex;gap:5px;border-bottom:1px solid #bbc6b4;padding-bottom:18px;margin-bottom:42px}
.preview-tabs button{min-height:48px;padding:10px 22px;border:1px solid transparent;border-radius:12px;background:none;color:var(--lumen-muted);font-size:14px}
.preview-tabs button:hover{border-color:var(--lumen-stroke);color:var(--lumen-ink)}
.preview-tabs button[aria-selected=true]{background:var(--lumen-pine);color:var(--lumen-paper)}
.preview-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;padding-bottom:48px}
.preview-panel:last-of-type{padding-bottom:0}
.enhanced .preview-panel{display:block;padding:0}
.panel-copy .eyebrow{margin-bottom:18px}
.panel-copy h3{font-size:clamp(36px,3.5vw,50px);line-height:1.16;margin-bottom:24px}
.panel-copy>p:not(.eyebrow){color:var(--lumen-muted);max-width:340px}
.panel-note{border-top:1px solid #bbc6b4;margin-top:26px;padding-top:23px;font-size:14px}
.panel-copy .text-link{margin-top:20px}
.fallback-device{width:min(330px,100%);border:5px solid var(--lumen-pine);border-radius:28px;overflow:hidden;align-self:start;justify-self:center}
.enhanced .fallback-device{display:none}
.preview-disclosure{padding-top:35px;margin-top:auto;max-width:360px}
.live-stage{min-width:0;background:#d5dece;display:grid;grid-template-columns:minmax(0,1fr);justify-items:center;align-content:center;gap:19px;padding:38px 34px 25px}
.live-device{position:relative;width:min(390px,100%);aspect-ratio:390/800;border:5px solid var(--lumen-pine);border-radius:32px;overflow:hidden;background:var(--lumen-paper);box-shadow:0 16px 35px #263f3618}
.live-device>img{width:100%;height:100%;object-fit:cover}
.live-device iframe{position:absolute;inset:0;width:100%;height:100%;border:0;background:var(--lumen-paper);opacity:0;pointer-events:none}
.live-device.is-ready iframe{opacity:1;pointer-events:auto}
.live-device.is-ready>img{visibility:hidden}
.live-stage>p{text-align:center;color:var(--lumen-ink)}
.feature{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:110px;align-items:center;padding-block:76px}
.feature-visual{min-width:0;display:grid;grid-template-columns:minmax(0,1fr);justify-items:center;align-content:center;padding:40px 24px;border-radius:24px;position:relative;isolation:isolate}
.boundaries-visual{background:#e3e7de}
.journal-visual{background:var(--lumen-paper)}
.circle-visual{background:#e9e2d0}
.source-device{width:min(292px,100%);border:4px solid var(--lumen-pine);border-radius:29px;overflow:hidden;box-shadow:0 15px 35px #263f3617;background:var(--lumen-paper)}
.source-device img{width:100%}
.feature-copy{min-width:0}
.feature-copy>.eyebrow{margin-bottom:20px}
.feature-copy>h2{margin-bottom:24px}
.feature-copy>p:not(.eyebrow){max-width:420px;color:var(--lumen-muted)}
.feature-detail{margin-top:28px}
.feature-detail h3{font:600 14px/1.4 var(--lumen-font-ui);letter-spacing:0;margin-bottom:8px}
.feature-detail p{font-size:14px;color:var(--lumen-muted);max-width:405px}
.feature-copy>.text-link{margin-top:26px}
.reflection-band{background:#e9ece3;margin-block:24px}
.privacy{margin-top:50px;padding-block:80px 85px;background:var(--lumen-pine);color:var(--lumen-paper)}
.privacy-heading{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:0 100px;align-items:end}
.privacy-heading>.eyebrow{grid-column:1/-1;margin-bottom:20px;color:#c2ccbb}
.privacy-heading>p:last-child{max-width:350px;margin-left:auto;color:#d2dacf}
.privacy-principles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:50px;margin-top:50px;padding-top:36px;border-top:1px solid #64776a}
.privacy-principles h3{font-size:27px;margin-bottom:16px}
.privacy-principles p{font-size:14px;color:#d2dacf;max-width:320px}
.availability{text-align:center;padding-block:90px}
.availability>.eyebrow{margin-bottom:22px}
.availability>p:not(.eyebrow){max-width:440px;margin:26px auto;color:var(--lumen-muted)}
.availability .button{margin-top:6px}
footer{display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid var(--lumen-divider);padding-block:32px;font-size:12px;flex-wrap:wrap}
footer p{color:var(--lumen-muted)}
/* Content is visible until an observer is successfully installed. */
@media(prefers-reduced-motion:no-preference){
  .hero-enter{animation:enter 750ms var(--lumen-ease) both}
  .hero-enter:nth-child(2){animation-delay:80ms}
  .hero-enter:nth-child(3){animation-delay:160ms}
  .hero-enter:nth-child(4){animation-delay:240ms}
  .hero-enter:nth-child(5){animation-delay:320ms}
  .hero-device{animation:enter 950ms 180ms var(--lumen-ease) both}
  .reveal-group.is-pending>[data-reveal]{opacity:0;transform:translateY(22px)}
  .reveal-group>[data-reveal]{transition:opacity 650ms var(--lumen-ease),transform 650ms var(--lumen-ease);transition-delay:var(--reveal-delay,0ms)}
  .reveal-group.is-revealed>[data-reveal]{opacity:1;transform:none}
  .preview-panel.is-selected .panel-copy{animation:enter 340ms var(--lumen-ease) both}
  .live-device.is-switching{animation:preview-shift 340ms var(--lumen-ease)}
  @supports(animation-timeline:scroll()){
    .horizon-sun,.horizon-far,.horizon-mid{animation:horizon-shift linear both;animation-timeline:scroll(root);animation-range:0px 1000px}
    .horizon-sun{--drift:110px}
    .horizon-far{--drift:65px}
    .horizon-mid{--drift:28px}
  }
}
@keyframes enter{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
@keyframes preview-shift{from{opacity:.55;transform:translateY(8px)}to{opacity:1;transform:none}}
@keyframes horizon-shift{to{transform:translateY(var(--drift))}}
@media(max-width:1150px){
  .wrap{width:calc(100% - 64px)}
  .hero{gap:30px}
  .hero-stage{padding-inline:10px}
  .hero-device{width:min(300px,100%)}
  .hero-horizon{left:-5%;width:110%}
  .experience-details{padding:38px}
  .preview-tabs button{padding-inline:16px}
  .feature{gap:65px}
  .section-heading{gap:45px}
}
@media(max-width:850px){
  .hero{grid-template-columns:minmax(0,1fr) minmax(0,.9fr);gap:24px;padding-block:50px}
  .hero h1{font-size:56px}
  .hero-lede{font-size:16px}
  .hero-actions{gap:14px}
  .hero-device{width:min(280px,100%)}
  .experience-details{padding:32px 25px}
  .preview-tabs{gap:2px}
  .preview-tabs button{padding-inline:12px}
  .live-stage{padding-inline:22px}
  .feature{gap:38px}
  .feature-copy h2{font-size:40px}
  .privacy-heading{gap:0 45px}
}
@media(max-width:680px){
  .wrap{width:calc(100% - 40px)}
  .site-header{padding-block:18px;gap:12px}
  .brand img{width:115px}
  nav{gap:18px;font-size:12px}
  nav .nav-cta{display:none}
  .hero{grid-template-columns:minmax(0,1fr);padding-block:42px 48px;gap:40px}
  .hero-copy{padding:0}
  .hero h1{font-size:clamp(50px,10.5vw,70px);margin-block:20px 24px}
  .hero-lede{font-size:17px}
  .hero-actions{gap:22px;margin-top:25px}
  .hero-stage{width:min(440px,100%);margin:auto;padding:0 24px 38px}
  .hero-device{width:min(294px,100%)}
  .hero-horizon{left:0;width:100%;bottom:70px;height:80%}
  /* The phone covers the sun at this width, leaving only a stray sliver. */
  .horizon-sun{display:none}
  .experience{padding-block:50px}
  .section-heading{grid-template-columns:minmax(0,1fr);gap:23px;margin-bottom:32px}
  .section-heading h2{font-size:36px}
  .section-heading>p{margin:0;max-width:420px}
  .experience-layout.enhanced{grid-template-columns:minmax(0,1fr)}
  .experience-details{padding:25px 22px 28px}
  .preview-tabs{margin-bottom:28px}
  .preview-tabs button{flex:1;padding-inline:8px}
  .panel-copy h3{font-size:35px}
  .panel-note{margin-top:20px;padding-top:19px}
  .panel-copy .text-link{font-size:12px}
  .preview-disclosure{padding-top:24px}
  .live-stage{padding:26px 18px 22px}
  .live-device{width:min(390px,100%);border-width:4px;border-radius:26px}
  .preview-panel{grid-template-columns:minmax(0,1fr);gap:30px}
  .feature{grid-template-columns:minmax(0,1fr);gap:34px;padding-block:48px}
  .feature-copy{grid-row:1}
  .feature-copy h2{font-size:38px}
  .feature-visual{padding:30px 24px}
  .source-device{width:min(284px,100%)}
  .feature-detail{margin-top:23px}
  .reflection-band{margin-block:15px}
  .privacy{margin-top:28px;padding-block:52px}
  .privacy-heading{grid-template-columns:minmax(0,1fr);gap:22px}
  .privacy-heading>.eyebrow{margin-bottom:0}
  .privacy-heading>p:last-child{margin:0}
  .privacy-principles{grid-template-columns:minmax(0,1fr);gap:28px;margin-top:35px;padding-top:30px}
  .privacy-principles h3{font-size:25px;margin-bottom:10px}
  .privacy-principles p{max-width:420px}
  .availability{padding-block:62px}
  footer{gap:18px}
  footer p{order:2;flex-basis:100%}
  footer .small{order:3;flex-basis:100%}
}
@media(max-width:360px){
  .wrap{width:calc(100% - 32px)}
  .brand img{width:102px}
  nav{gap:12px;font-size:11px}
  .hero h1{font-size:48px}
  .hero-stage{padding-inline:17px}
  .experience-details{padding-inline:19px}
  .live-stage{padding-inline:12px}
  .feature-visual{padding-inline:18px}
  .feature-copy h2{font-size:35px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal-group>[data-reveal]{opacity:1!important;transform:none!important}
}
@media print{
  .skip,nav,.live-stage,.preview-tabs{display:none!important}
  .preview-panel[hidden]{display:grid!important}
  .enhanced .preview-panel{display:grid!important;grid-template-columns:1fr 1fr}
  .enhanced .fallback-device{display:block}
  .experience-layout.enhanced{display:block}
  .reveal-group>[data-reveal]{opacity:1!important;transform:none!important}
  .wrap{width:100%}
}