@font-face {
  font-family: "Archivo";
  src: url("../fonts/archivo-var-latin.woff2") format("woff2");
  font-weight: 500 800;
  font-stretch: 75% 100%;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/ibm-plex-sans-var-latin.woff2") format("woff2");
  font-weight: 400 600;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("../fonts/ibm-plex-mono-400-latin.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("../fonts/ibm-plex-mono-500-latin.woff2") format("woff2");
  font-weight: 500;
  font-display: swap;
}

/* Dark by default, light via system setting; data-theme on <html> overrides both ways. */
:root {
  --bg: #0e1216;
  --surface: #151b21;
  --surface-2: #1c242c;
  --line: #27313b;
  --fg: #e7ecf0;
  --muted: #93a1ae;
  --consume: #ff9a3d;
  --feed: #43c97a;
  --phase1: #5aa9ff;
  --link: #5aa9ff;
  --cta-bg: #e7ecf0;
  --cta-fg: #0e1216;
  --bezel: #1b1d20;
  --bezel-edge: #3a3f45;
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --radius: 14px;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f5f7f8;
    --surface: #ffffff;
    --surface-2: #eef1f3;
    --line: #dbe1e6;
    --fg: #121a21;
    --muted: #56636f;
    --consume: #d9690b;
    --feed: #13894a;
    --phase1: #1f6fd1;
    --link: #1f6fd1;
    --cta-bg: #121a21;
    --cta-fg: #ffffff;
    color-scheme: light;
  }
}
:root[data-theme="light"] {
  --bg: #f5f7f8;
  --surface: #ffffff;
  --surface-2: #eef1f3;
  --line: #dbe1e6;
  --fg: #121a21;
  --muted: #56636f;
  --consume: #d9690b;
  --feed: #13894a;
  --phase1: #1f6fd1;
  --link: #1f6fd1;
  --cta-bg: #121a21;
  --cta-fg: #ffffff;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
/* scrollbar-gutter: the page must not shift sideways when opening FAQ answers makes the scrollbar appear */
html { scroll-behavior: smooth; scroll-padding-top: 72px; scrollbar-gutter: stable; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 1rem/1.6 var(--body);
  -webkit-font-smoothing: antialiased;
  text-size-adjust: 100%;
}
img { max-width: 100%; height: auto; display: block; }
[hidden] { display: none !important; }
a { color: inherit; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--phase1); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--display); text-wrap: balance; margin: 0; }
p { margin: 0; }

.skip {
  position: absolute; left: 16px; top: -48px; z-index: 20;
  background: var(--cta-bg); color: var(--cta-fg); padding: 8px 14px; border-radius: 8px;
}
.skip:focus { top: 12px; }

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.eyebrow {
  font: 500 .75rem/1 var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Header */
header.top {
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
header.top .wrap { display: flex; align-items: center; gap: 24px; padding-block: 12px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font: 700 1rem/1 var(--display); font-stretch: 85%; }
.brand img { width: 30px; height: 30px; border-radius: 7px; }
nav.main { display: flex; gap: 20px; margin-left: auto; font-size: .9rem; }
nav.main a { text-decoration: none; color: var(--muted); }
nav.main a:hover { color: var(--fg); }
@media (max-width: 720px) {
  html { scroll-padding-top: 108px; }
  header.top .wrap { flex-wrap: wrap; column-gap: 12px; row-gap: 4px; padding-block: 10px 0; }
  .brand { flex: 1 1 0; min-width: 0; line-height: 1.15; }
  header.top .btn { padding-inline: 13px; }
  nav.main {
    order: 3;
    flex-basis: 100%;
    margin-left: 0;
    gap: 22px;
    overflow-x: auto;
    white-space: nowrap;
    scrollbar-width: none;
  }
  nav.main::-webkit-scrollbar { display: none; }
  nav.main a { padding-block: 8px 10px; }
}

.theme-toggle {
  display: inline-grid; place-items: center;
  width: 36px; height: 36px; padding: 0; flex: none;
  background: transparent; color: var(--muted);
  border: 1px solid var(--line); border-radius: 50%;
  cursor: pointer;
}
.theme-toggle:hover { color: var(--fg); }
.theme-toggle:focus-visible { outline: 2px solid var(--phase1); outline-offset: 3px; }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .i-moon { display: none; }
:root[data-theme="light"] .theme-toggle .i-sun { display: none; }
:root[data-theme="light"] .theme-toggle .i-moon { display: block; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .theme-toggle .i-sun { display: none; }
  :root:not([data-theme="dark"]) .theme-toggle .i-moon { display: block; }
}

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--cta-bg); color: var(--cta-fg);
  padding: 9px 16px; border-radius: 999px; text-decoration: none;
  font: 600 .85rem/1 var(--body); white-space: nowrap;
}
.btn:hover { opacity: .9; }
.badge { display: inline-block; line-height: 0; border-radius: 9px; }
.badge img { height: 48px; width: auto; }

/* Hero */
.hero .wrap {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center;
  padding-block: 72px 80px;
}
.hero h1 {
  font-size: clamp(2.6rem, 6.2vw, 4.6rem); line-height: .98; font-weight: 800; font-stretch: 78%;
  letter-spacing: -.01em; margin-top: 18px;
}
.hero h1 .live { color: var(--feed); }
.hero .lead { margin-top: 22px; font-size: 1.15rem; color: var(--muted); max-width: 34em; }
.hero .lead strong { color: var(--fg); font-weight: 500; }
.cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; margin-top: 32px; }
.facts { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: .85rem; color: var(--muted); list-style: none; margin: 0; padding: 0; }
.facts li::before {
  content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: var(--feed); margin-right: 8px; vertical-align: middle;
}
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; padding-block: 48px 56px; }
}

/* Device frame: iPhone 17 Pro geometry in pt (402 × 874 screen + 12 pt bezel = 426 pt wide) */
.device {
  container-type: inline-size;
  width: 100%;
  max-width: var(--device-w, 300px);
  margin: 0;
  display: grid;
  gap: 12px;
}
.device-body {
  --pt: calc(100cqw / 426);
  padding: calc(12 * var(--pt));
  border-radius: calc(67 * var(--pt));
  background: var(--bezel);
  box-shadow:
    inset 0 0 0 calc(1.5 * var(--pt)) var(--bezel-edge),
    0 0 0 1px var(--line),
    0 30px 60px -24px rgba(0, 0, 0, .55);
}
.device-screen {
  position: relative;
  aspect-ratio: 1206 / 2622;
  border-radius: calc(55 * var(--pt));
  overflow: hidden;
  background: #000;
  -webkit-mask-image: -webkit-radial-gradient(white, black);
}
.device-screen::after {
  content: "";
  position: absolute; z-index: 2;
  top: calc(11 * var(--pt)); left: 50%;
  width: calc(126 * var(--pt)); height: calc(37 * var(--pt));
  transform: translateX(-50%);
  border-radius: 999px;
  background: #000;
}
.device-screen > video,
.device-screen > img,
.device-placeholder {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  border-radius: inherit;
}
.device-placeholder {
  display: grid; place-items: center; text-align: center; padding: 20px;
  background:
    repeating-linear-gradient(135deg, transparent 0 14px, rgba(255, 255, 255, .03) 14px 15px),
    #151b21;
  color: #93a1ae; font: .78rem/1.4 var(--mono);
}
.device-toggle {
  justify-self: end;
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--muted);
  border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 12px; cursor: pointer;
  font: 500 .75rem/1 var(--mono);
}
.device-toggle:hover { color: var(--fg); }
.device-toggle:focus-visible { outline: 2px solid var(--phase1); outline-offset: 3px; }
.hero-media { display: flex; justify-content: center; min-width: 0; }
.device--hero { --device-w: 320px; }
@media (max-width: 900px) { .device--hero { --device-w: 260px; } }

/* Sections */
section.block { padding-block: 88px; border-top: 1px solid var(--line); }
.sec-head { display: grid; gap: 14px; max-width: 40em; margin-bottom: 44px; }
.sec-head h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); line-height: 1.05; font-weight: 750; font-stretch: 82%; }
.sec-head p { color: var(--muted); font-size: 1.05rem; }
@media (max-width: 720px) { section.block { padding-block: 64px; } }

/* Devices */
.devices { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.dev-col { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; min-width: 0; }
.dev-col h3 { font-size: 1.1rem; font-weight: 700; font-stretch: 90%; display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.dev-col h3 span { font: 400 .72rem var(--mono); color: var(--muted); }
.dev-col ul { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 10px; }
.dev-col li { padding-left: 22px; position: relative; font-size: .95rem; }
.dev-col li::before {
  content: ""; position: absolute; left: 2px; top: .55em; width: 10px; height: 6px;
  border-left: 2px solid var(--feed); border-bottom: 2px solid var(--feed); transform: rotate(-45deg);
}
.dev-col li small { display: block; color: var(--muted); font-size: .82rem; line-height: 1.45; }
.dev-col.no { background: transparent; }
.dev-col.no li::before { width: 12px; height: 2px; border: 0; background: var(--muted); transform: none; top: .75em; }
.note {
  margin-top: 20px; display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: start;
  padding: 18px 20px; border-radius: var(--radius);
  background: color-mix(in srgb, var(--consume) 10%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--consume) 35%, var(--line));
}
.note strong { font: 500 .8rem var(--mono); color: var(--consume); padding-top: 2px; }
.note p { font-size: .95rem; }
.note a { color: var(--link); }
@media (max-width: 900px) { .devices { grid-template-columns: 1fr; } }
@media (max-width: 480px) { .note { grid-template-columns: 1fr; gap: 6px; } }

/* Features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px 28px; }
.feat { display: grid; gap: 14px; align-content: start; min-width: 0; }
.feat .device { --device-w: 210px; margin-bottom: 6px; }
.feat h3 { font-size: 1.2rem; font-weight: 700; font-stretch: 88%; }
.feat p { color: var(--muted); font-size: .95rem; }
.feat .c-out { color: var(--consume); font-weight: 500; }
.feat .c-in { color: var(--feed); font-weight: 500; }
.values { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 4px 0 0; padding: 0; }
.values li { font: .75rem/1 var(--mono); padding: 6px 8px; border-radius: 6px; background: var(--surface-2); }
@media (max-width: 900px) { .features { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .features { grid-template-columns: 1fr; } .feat .device { --device-w: 240px; } }

/* New in this version */
.release { display: grid; grid-template-columns: 1fr 1.4fr; gap: 48px; align-items: start; }
.release .sec-head { margin-bottom: 0; }
.release ul { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.release li { padding: 16px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 1fr auto; gap: 16px; }
.release li span:last-child { color: var(--muted); font-size: .85rem; }
.text-link { color: var(--link); text-decoration: none; font-weight: 500; }
.text-link:hover { text-decoration: underline; }
@media (max-width: 800px) { .release { grid-template-columns: 1fr; gap: 28px; } }

/* FAQ */
.faq { border-top: 1px solid var(--line); max-width: 820px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; padding: 22px 0;
  display: flex; justify-content: space-between; gap: 20px;
  font: 600 1.1rem/1.35 var(--display); font-stretch: 92%;
}
.faq summary::-webkit-details-marker { display: none; }
/* Plus drawn from two lines in a fixed square: a font glyph is not centered in its box and a stretched flex item
   would rotate off-center. margin-top centers it on the first line of the question. */
.faq summary::after {
  content: ""; flex: none; align-self: flex-start;
  width: .8rem; height: .8rem; margin-top: calc((1.35em - .8rem) / 2);
  background:
    linear-gradient(var(--muted), var(--muted)) center / 100% 1.5px no-repeat,
    linear-gradient(var(--muted), var(--muted)) center / 1.5px 100% no-repeat;
  transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .ans { padding: 0 0 24px; color: var(--muted); display: grid; gap: 12px; max-width: 65ch; }
.faq .ans a { color: var(--link); }
.faq-more { margin-top: 28px; }

/* Closing */
.closing { border-top: 1px solid var(--line); }
.closing .wrap { padding-block: 88px; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 28px; }
.closing h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 750; font-stretch: 82%; line-height: 1.05; }
.closing p { color: var(--muted); margin-top: 10px; }

/* Changelog */
.changelog { padding-block: 64px 88px; }
.changelog h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 800; font-stretch: 80%; line-height: 1; margin-top: 14px; }
.changelog .intro { color: var(--muted); margin-top: 16px; max-width: 40em; }
.versions { margin-top: 48px; border-top: 1px solid var(--line); }
.version { display: grid; grid-template-columns: 180px 1fr; gap: 24px; padding-block: 28px; border-bottom: 1px solid var(--line); }
.version h2 { font-size: 1.5rem; font-weight: 750; font-stretch: 85%; }
.version time { display: block; font: .8rem var(--mono); color: var(--muted); margin-top: 6px; }
.version ul { margin: 0; padding-left: 1.1em; display: grid; gap: 6px; max-width: 65ch; }
.version li::marker { color: var(--muted); }
.kind { font: 500 .68rem/1 var(--mono); padding: 3px 5px; border-radius: 4px; margin-right: 6px; vertical-align: 1px; }
.kind.new { background: color-mix(in srgb, var(--feed) 18%, transparent); color: var(--feed); }
.kind.fix { background: color-mix(in srgb, var(--consume) 18%, transparent); color: var(--consume); }
@media (max-width: 640px) { .version { grid-template-columns: 1fr; gap: 12px; } }

/* Footer */
footer { border-top: 1px solid var(--line); font-size: .85rem; color: var(--muted); }
footer .wrap { padding-block: 36px 48px; display: grid; gap: 20px; }
footer nav { display: flex; flex-wrap: wrap; gap: 10px 22px; }
footer nav a { text-decoration: none; }
footer nav a:hover { color: var(--fg); }
footer .legal { font-size: .78rem; max-width: 70ch; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}