/* Bridge palette: literal sRGB tokens from the native app's Theme.swift. */
.signal{
  --bg:#e7eaef;--deep:#dce1e8;--ink:#12161c;--muted:#4a5566;--faint:#6b7686;
  --line:#d5dce5;--accent:#1b2430;--surface:#fff;--button-ink:#fff;--track:#e2e7ee;
  --cpu:#0f7a45;--memory:#8a5a08;--network:#0b6e82;--disk:#9a2f7c;
  color-scheme:light;background:var(--bg);transition:background-color .45s,color .45s;
}

.signal header{max-width:1260px;padding:27px 48px 23px;position:relative;z-index:2}
.signal nav{gap:30px;font-size:14px}
.signal nav .nav-cta,.signal .primary{background:var(--accent);border-color:var(--accent);color:var(--button-ink)}
.signal nav .nav-cta{padding:12px 17px;gap:20px}
.signal .brand{font-size:22px;gap:10px}
.signal-hero{position:relative;isolation:isolate;min-height:600px;padding:0 24px 86px;overflow:hidden}
.signal .pixel-tide{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:-1}
.signal .pixel-word{width:min(1030px,90vw);height:clamp(77px,13.5vw,164px);margin:95px auto 62px;gap:1.6px;transform:none;cursor:default;position:relative}
.signal .pixel-word i{background:var(--accent);box-shadow:0 8px 0 color-mix(in srgb,var(--accent) 65%,var(--bg)),0 16px 0 color-mix(in srgb,var(--accent) 28%,var(--bg));transform:translateY(0);transition:background-color .4s,box-shadow .4s;animation:letter-ripple 10s ease-in-out infinite;animation-delay:var(--phase);translate:0 var(--lift,0px);will-change:auto}
@keyframes letter-ripple{0%,12%,36%,100%{transform:translateY(0)}24%{transform:translateY(-5px)}}
.signal h1{font:500 clamp(24px,2.45vw,32px)/1.4 monospace;letter-spacing:-1.25px;position:relative}
.signal .actions{justify-content:center;margin-top:30px;gap:14px;position:relative}
.signal .button{font-family:monospace;font-size:14px;padding:15px 20px;gap:25px;transition:background-color .25s,transform .2s,border-color .25s;min-height:47px}
.signal .button:hover{transform:translateY(-2px)}
.signal .secondary{background:color-mix(in srgb,var(--surface) 50%,var(--bg));border-color:var(--line);color:var(--ink)}
.signal .availability{font-size:11px;letter-spacing:0;line-height:1.8;color:var(--muted);margin-top:17px}
.signal .availability>span{padding:0 8px;color:var(--faint)}
.signal .mood-controls{display:flex;gap:22px;align-items:center;justify-content:center;margin-top:42px}
.signal .themes{margin:0;gap:12px;font:11px/1 monospace;letter-spacing:.03em}
.signal .themes>span:first-child{font-size:10px;letter-spacing:.1em;margin-right:8px;color:var(--muted)}
.signal .swatch{width:23px;height:23px;padding:0;border:4px solid var(--bg);box-shadow:0 0 0 1px var(--line);position:relative;transition:box-shadow .2s;}
.signal .swatch:after{content:'';position:absolute;inset:-10px}
.signal .swatch[aria-pressed=true]{box-shadow:0 0 0 1px var(--accent)}
.signal .swatch.light{background:#e7eaef;outline:1px solid #8a95a6;outline-offset:-5px}
.signal .swatch.dark{background:#0e1116;outline:1px solid #5f6b80;outline-offset:-5px}
.signal .swatch.system{background:linear-gradient(135deg,#e7eaef 50%,#0e1116 50%);outline:1px solid #8a95a6;outline-offset:-5px}
.signal .theme-name{width:43px;text-align:left;color:var(--muted)}
.signal .motion-toggle{width:30px;height:30px;display:grid;place-items:center;padding:7px;color:var(--faint);border:1px solid var(--line)}
.signal .motion-toggle svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.5}
.signal .motion-toggle:hover{color:var(--ink);border-color:var(--muted)}
.signal.motion-paused .pixel-word i{animation-play-state:paused;translate:0 0!important}
.signal.motion-reduced .pixel-word i{animation:none;translate:0 0!important}
.signal-product{max-width:1150px;margin:0 auto;padding:35px 40px 0;border:0}
.signal .metric-key{display:flex;justify-content:center;gap:29px;margin-bottom:24px;color:var(--muted);font:12px/1.5 monospace;flex-wrap:wrap}
.signal .metric-key span:before{content:'';display:inline-block;width:4px;height:10px;background:var(--muted);margin-right:8px;vertical-align:baseline}
.signal .metric-key .cpu:before{background:var(--cpu)}
.signal .metric-key .memory:before{background:var(--memory)}
.signal .metric-key .network:before{background:var(--network)}
.signal .metric-key .disk:before{background:var(--disk)}
.signal .app-window{border-radius:3px;border-color:var(--line);box-shadow:0 24px 60px #0000000b;background:var(--bg);transition:border-color .4s}
.signal .window-bar{background:var(--deep);border-color:var(--line);color:var(--muted);padding:12px 16px}
.signal .window-bar i{background:var(--faint);opacity:.45}
.signal .app-window>img{aspect-ratio:1.65;object-position:top left}
.signal figcaption{color:var(--faint);font-size:11px;margin-top:16px}
.signal .questions{max-width:1070px;grid-template-columns:1fr 1.6fr;padding:80px 0 85px;border:0;gap:70px}
.signal .questions h2{font-size:24px;font-weight:500;letter-spacing:-.9px;margin:19px 0 0}
.signal .faq-list summary{font-size:14px;padding-top:18px;padding-bottom:18px}
.signal .faq-list p{font:14px/1.7 monospace;color:var(--muted)}
.signal footer{border-top:1px solid var(--line);padding:29px max(40px,calc((100vw - 1070px)/2));background:var(--bg)}
.signal footer .brand{font-size:18px}
.signal footer .pixel-b{width:15px;height:21px}
.signal footer>div{font-size:12px;gap:26px}
.signal dialog{--bg:inherit;--ink:inherit;--accent:inherit;--line:inherit;background:var(--surface);color:var(--ink);border-color:var(--line);color-scheme:inherit;font-family:monospace}
.signal dialog h2{font-family:monospace}
.signal dialog p,.signal dialog li{color:var(--muted);font-family:monospace;font-size:14px}
.signal dialog .release-row{border-color:var(--line);font-family:monospace;font-size:14px}
.signal dialog .release-row span{color:var(--muted)}
.signal dialog a{color:var(--ink)}
.signal dialog .button{background:var(--accent);color:var(--button-ink)}
.signal dialog .eyebrow{color:var(--muted)}
.signal.is-thumb .signal-hero{min-height:600px;padding-top:0}
.signal.is-thumb .pixel-word{margin-top:95px}
@media(max-width:900px){.signal .questions{margin:0 40px;gap:40px}.signal .pixel-word{margin-top:85px;height:13.5vw}.signal-hero{min-height:555px}.signal header{padding:24px 32px}.signal .questions{grid-template-columns:1fr 1.6fr}}
@media(max-width:720px){
  .signal header{padding:23px 24px}.signal .brand{font-size:20px}.signal .brand .pixel-b{width:17px;height:24px}
  .signal nav{gap:0}.signal nav>a,.signal nav>button:not(.nav-cta){display:none}.signal nav .nav-cta{padding:11px 12px;font-size:12px;gap:17px}
  .signal-hero{min-height:515px;padding:0 20px 80px}.signal .pixel-word{width:100%;height:15vw;gap:1px;margin:84px auto 55px}
  .signal .pixel-word i{box-shadow:0 5px 0 color-mix(in srgb,var(--accent) 60%,var(--bg)),0 10px 0 color-mix(in srgb,var(--accent) 25%,var(--bg))}
  .signal h1{font-size:23px;letter-spacing:-1px;line-height:1.4}.signal .actions{margin-top:28px;gap:10px}.signal .button{font-size:12px;padding:14px 15px;gap:16px}
  .signal .availability{font-size:10px;max-width:none;margin-top:15px}.signal .availability>span{padding:0 4px}
  .signal .mood-controls{margin-top:36px;gap:15px}.signal .themes{gap:11px}.signal .themes>span:first-child{font-size:9px;margin-right:3px}.signal .theme-name{font-size:10px;width:38px}.signal .swatch{width:22px;height:22px}
  .signal-product{padding:20px 23px 0}.signal .metric-key{gap:11px 17px;font-size:10px;margin-bottom:20px}.signal .metric-key span:before{margin-right:5px;width:3px;height:8px}
  .signal .window-bar{padding:10px;font-size:9px}.signal .window-bar small{font-size:9px}.signal .app-window>img{aspect-ratio:1.08}.signal figcaption{font-size:10px}
  .signal .questions{margin:0;padding:47px 24px 55px;grid-template-columns:1fr;gap:16px}.signal .questions h2{font-size:23px;margin:0}.signal .faq-list summary{font-size:13px}.signal .faq-list p{font-size:13px}
  .signal footer{padding:25px 24px;gap:25px}.signal footer>div{font-size:11px;gap:21px}
}
@media(max-width:350px){.signal header{padding:21px 20px}.signal .brand{font-size:18px}.signal .brand .pixel-b{width:15px;height:22px}.signal nav .nav-cta{font-size:11px;gap:10px;padding:10px}.signal h1{font-size:21px}.signal .pixel-word{margin-top:76px;margin-bottom:52px;gap:.7px}.signal .themes{gap:8px}.signal .mood-controls{gap:10px}.signal .themes>span:first-child{font-size:8px}.signal .motion-toggle{width:27px;height:27px}.signal .availability{font-size:9px}}
@media(prefers-reduced-motion:reduce){.signal .pixel-word i{animation:none!important;translate:0 0!important}.signal .button:hover{transform:none}.signal,.signal *{scroll-behavior:auto;transition:none!important}}
.signal.motion-sleep .pixel-word i{animation-play-state:paused}

/* Single app palette; keep an unobtrusive animation pause control. */
.signal-hero > .motion-toggle{position:absolute;right:34px;bottom:27px;margin:0}
.signal-hero{min-height:570px;padding-bottom:73px}
@media(max-width:900px){.signal-hero{min-height:510px}}
@media(max-width:720px){.signal-hero{min-height:460px;padding-bottom:72px}.signal-hero > .motion-toggle{right:24px;bottom:20px}}