/* Airwaves site. Tokens are the app's own. Light and dark follow the system. */
:root {
  color-scheme: light dark;
  --bg: #f5f5f7;
  --card: #ffffff;
  --fg: #1d1d1f;
  --fg2: #6b6b70;
  --link: #0066cc;
  --btn: #0071e3;
  --btn-hover: #0066cc;
  --on-btn: #ffffff;
  --fill: rgba(0, 0, 0, .05);
  --fill2: rgba(0, 0, 0, .08);
  --sep: rgba(0, 0, 0, .09);
  --green: #1f7a36;
  --inset: var(--bg);
  --nav-bg: rgba(245, 245, 247, .8);
  --strip: rgba(255, 255, 255, .7);
  --pop-ring: rgba(0, 0, 0, .09);
  --pop-shadow: 0 1px 2px rgba(0, 0, 0, .08), 0 24px 64px rgba(0, 0, 0, .18);
  --disabled-fg: #5f5f64;
  --ring: 0 0 0 .5px var(--sep);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
  --ease: cubic-bezier(.2, .8, .2, 1);
  --s1: 8px; --s2: 16px; --s3: 24px; --s4: 32px; --s5: 48px; --s6: 64px; --s8: 96px; --s10: 128px; --s12: 160px;
  --gutter: 16px;
  --sec: 64px;
  --pad: 24px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #232325;
    --card: #2c2c2e;
    --fg: #f5f5f7;
    --fg2: #a8a8ad;
    --link: #5aa9ff;
    --fill: rgba(255, 255, 255, .07);
    --fill2: rgba(255, 255, 255, .11);
    --sep: rgba(255, 255, 255, .10);
    --green: #32d74b;
    --inset: var(--fill2);
    --nav-bg: rgba(35, 35, 37, .8);
    --strip: rgba(44, 44, 46, .7);
    --pop-ring: rgba(255, 255, 255, .14);
    --pop-shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 24px 64px rgba(0, 0, 0, .5);
    --disabled-fg: #a8a8ad;
  }
}
@media (min-width: 401px) { :root { --gutter: 24px; --sec: 96px; --pad: 32px; } }
@media (min-width: 721px) { :root { --sec: 128px; } }
@media (min-width: 1024px) { :root { --sec: 160px; } }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 400 1.0625rem/1.647 var(--font);
  -webkit-font-smoothing: antialiased; font-synthesis: none; text-rendering: optimizeLegibility;
}
img, picture, svg { display: block; max-width: 100%; }
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: var(--link); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; text-underline-offset: 3px; }
:focus-visible { outline: 3px solid var(--btn); outline-offset: 2px; border-radius: 4px; }
[id] { scroll-margin-top: 64px; }
p { text-wrap: pretty; max-width: 62ch; }
.num { font-variant-numeric: tabular-nums; }
code, .mono { font-family: var(--mono); font-size: .94em; }

/* Type */
.eyebrow { font-size: .8125rem; line-height: 18px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--fg2); margin-bottom: var(--s2); }
h1, h2 { text-wrap: balance; }
h1 { font-size: clamp(2.75rem, 1.4rem + 5.4vw, 5rem); line-height: 1.05; font-weight: 700; letter-spacing: -.03em; max-width: 18ch; }
h2 { font-size: clamp(2.125rem, 1.2rem + 3vw, 3.5rem); line-height: 1.07; font-weight: 700; letter-spacing: -.025em; max-width: 18ch; }
h3 { font-size: 1.5rem; line-height: 2rem; font-weight: 600; letter-spacing: -.01em; }
.lede { font-size: clamp(1.25rem, 1rem + 1vw, 1.75rem); line-height: 1.3; font-weight: 500; letter-spacing: -.01em; color: var(--fg2); text-wrap: balance; max-width: 26em; }
.accent { color: var(--link); }
.small { font-size: .875rem; line-height: 20px; color: var(--fg2); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

/* Layout */
.wrap { width: 100%; max-width: calc(1200px + 2 * var(--gutter)); margin-inline: auto; padding-inline: var(--gutter); }
.wrap-text { max-width: calc(980px + 2 * var(--gutter)); }
.section { padding-block: var(--sec); }
.section-s { padding-block: var(--s6); }
@media (min-width: 721px) { .section-s { padding-block: var(--s8); } }
.band-card { background: var(--card); }
.center { text-align: center; }
.center h1, .center h2, .center .lede, .center p { margin-inline: auto; }
.head > * + *, .copy > * + * { margin-top: var(--s3); }
.head .eyebrow, .copy .eyebrow { margin-top: 0; margin-bottom: var(--s2); }
.head + * { margin-top: var(--s5); }
.stack > * + * { margin-top: var(--s3); }
.skip { position: absolute; left: var(--s2); top: -120px; z-index: 30; min-height: 44px; display: inline-flex; align-items: center; padding: 0 var(--s3); border-radius: 980px; background: var(--btn); color: var(--on-btn); font-weight: 600; text-decoration: none; }
.skip:focus { top: var(--s1); text-decoration: none; }

/* Navigation */
.nav { position: sticky; top: 0; z-index: 20; height: 48px; background: var(--bg); box-shadow: 0 .5px 0 var(--sep); }
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
  .nav { background: var(--nav-bg); -webkit-backdrop-filter: saturate(180%) blur(20px); backdrop-filter: saturate(180%) blur(20px); }
}
.nav-in { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; height: 48px; max-width: calc(1024px + 2 * var(--gutter)); }
.brand { display: inline-flex; align-items: center; gap: var(--s1); min-height: 44px; color: var(--fg); font-size: 1.0625rem; font-weight: 600; letter-spacing: -.01em; justify-self: start; }
.brand:hover { text-decoration: none; }
.brand img { width: 24px; height: 24px; }
.nav-links { display: none; gap: var(--s1); }
.nav-links a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 12px; color: var(--fg); font-size: .875rem; }
.nav-links a:hover { color: var(--link); text-decoration: none; }
.nav .btn { justify-self: end; grid-column: 3; }
@media (min-width: 721px) { .nav-links { display: flex; } }
@media (max-width: 720px) { .nav-in { grid-template-columns: 1fr auto; } .nav .btn { grid-column: 2; } }

/* Buttons and links */
.btn { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: var(--s1); min-height: 44px; padding: 0 var(--s3); border: 0; border-radius: 980px; font: 600 1.0625rem/1.2 var(--font); letter-spacing: -.01em; cursor: pointer; text-decoration: none; transition: background-color .12s, transform .12s; -webkit-appearance: none; appearance: none; }
.btn:hover, .btn:focus-visible { text-decoration: none; }
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--btn); color: var(--on-btn); }
.btn-primary:hover { background: var(--btn-hover); }
.btn-secondary { background: var(--card); color: var(--fg); box-shadow: var(--ring); }
.btn-secondary:hover { background: var(--fill2); }
.btn-secondary[aria-current] { background: var(--fill2); }
.btn[disabled] { background: var(--fill2); color: var(--disabled-fg); box-shadow: 0 0 0 .5px var(--fg2); cursor: not-allowed; transform: none; }
.btn-sm { min-height: 36px; padding: 0 var(--s2); font-size: .875rem; }
.btn-sm::after { content: ""; position: absolute; inset: -4px -4px; }
.link { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; font-weight: 500; }
.chev { width: 8px; height: 12px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: var(--s1) var(--s3); }

/* Cards and chips */
.card { background: var(--card); border-radius: 10px; box-shadow: var(--ring); padding: var(--pad); }
.band-card .card { background: var(--inset); }
.chip { display: inline-flex; align-items: center; height: 28px; padding: 0 12px; border-radius: 980px; background: var(--fill); color: var(--fg2); font-size: .875rem; font-weight: 500; }

/* Screenshots */
.pop { width: 100%; max-width: 380px; margin-inline: auto; border-radius: 14px; overflow: hidden; background: var(--bg); box-shadow: 0 0 0 .5px var(--pop-ring), var(--pop-shadow); }
.pop img { width: 100%; height: auto; aspect-ratio: 19 / 32; }
.crop { width: 100%; max-width: 380px; margin-inline: auto; border-radius: 10px; overflow: hidden; background: var(--bg); box-shadow: var(--ring); }
.crop img { width: 100%; height: auto; }
.crop.bare { box-shadow: none; }
figcaption { margin-top: var(--s2); }

/* Hero */
.hero { padding-top: var(--s8); text-align: center; }
.hero > .wrap > * { margin-inline: auto; }
.hero .lede { margin-top: var(--s3); }
.hero .actions { margin-top: var(--s4); }
.hero .small { margin-top: var(--s2); margin-inline: auto; }
.stage { margin-top: var(--s5); max-height: 520px; overflow: hidden; -webkit-mask-image: linear-gradient(to bottom, #000 calc(100% - 120px), transparent); mask-image: linear-gradient(to bottom, #000 calc(100% - 120px), transparent); }
.menubar { width: 100%; max-width: 560px; height: 28px; margin: 0 auto var(--s1); display: flex; align-items: center; justify-content: center; gap: var(--s3); border-radius: 8px 8px 0 0; background: var(--strip); box-shadow: var(--ring); -webkit-mask-image: linear-gradient(to right, transparent, #000 22%, #000 78%, transparent); mask-image: linear-gradient(to right, transparent, #000 22%, #000 78%, transparent); }
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) { .menubar { -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px); } }
.mb { flex: none; background: var(--fg2); opacity: .45; }
.mb-r { width: 18px; height: 10px; border-radius: 3px; }
.mb-c { width: 12px; height: 12px; border-radius: 50%; }
.mb-aw { flex: none; display: grid; place-items: center; width: 40px; height: 22px; border-radius: 6px; color: var(--fg); background: rgba(0, 113, 227, .18); box-shadow: 0 0 0 .5px rgba(0, 113, 227, .45); }
.aw-glyph { width: 20px; height: 16px; fill: currentColor; }

/* Feature sections */
.feature { display: grid; gap: var(--s5); justify-items: center; text-align: center; }
.feature .copy { width: 100%; }
.feature .copy > * { margin-inline: auto; }
.feature .shot { width: 100%; }
.sub { margin-top: var(--s5); }
@media (min-width: 900px) {
  .feature { grid-template-columns: repeat(12, 1fr); column-gap: var(--s3); align-items: center; text-align: left; justify-items: stretch; }
  .feature .copy { grid-column: 1 / span 5; grid-row: 1; }
  .feature .copy > * { margin-inline: 0; }
  .feature .shot { grid-column: 6 / span 7; grid-row: 1; justify-self: center; }
  .feature.flip .shot { grid-column: 1 / span 7; }
  .feature.flip .copy { grid-column: 8 / span 5; }
  .feature .crop { margin-inline: 0; }
  .feature .crop.bare { margin-left: -12px; }
}

/* Ask */
.prompts { margin-top: var(--s5); display: grid; gap: var(--s1); }
.prompts li { font-size: clamp(1.75rem, 1.4rem + 1.2vw, 2rem); line-height: 1.2; font-weight: 600; letter-spacing: -.015em; }
.ask-crop { margin-top: var(--s5); }
.ask-note { margin: var(--s4) auto 0; color: var(--fg2); font-size: .9375rem; line-height: 24px; max-width: 52ch; }

/* More */
.grid { display: grid; gap: var(--s3); grid-template-columns: 1fr; }
@media (min-width: 560px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .grid { grid-template-columns: repeat(3, 1fr); } }
.grid .card { display: flex; flex-direction: column; align-items: flex-start; gap: var(--s1); text-align: left; }
.grid .card p { color: var(--fg2); }
.grid .chip { margin-bottom: var(--s1); }
.foot { margin: var(--s4) auto 0; text-align: center; }

/* How it works */
.flow { display: grid; gap: var(--s4); max-width: 420px; margin-inline: auto; }
.step { position: relative; padding: var(--s3); border-radius: 10px; background: var(--inset); box-shadow: var(--ring); text-align: center; }
.step b { display: block; font-size: 1.0625rem; line-height: 24px; font-weight: 600; }
.step span { display: block; font-size: .875rem; line-height: 20px; color: var(--fg2); }
.step:not(:last-child)::after { content: ""; position: absolute; left: 50%; top: 100%; width: 1px; height: var(--s4); background: var(--fg2); opacity: .5; }
.step:not(:last-child)::before { content: ""; position: absolute; left: 50%; top: calc(100% + 24px); width: 7px; height: 7px; margin-left: -3px; border-right: 1px solid var(--fg2); border-bottom: 1px solid var(--fg2); transform: rotate(45deg); opacity: .5; z-index: 1; }
@media (min-width: 900px) {
  .flow { grid-template-columns: repeat(5, 1fr); gap: var(--s4); max-width: none; }
  .step { display: flex; flex-direction: column; justify-content: center; padding: var(--s3) var(--s2); }
  .step:not(:last-child)::after { left: 100%; top: 50%; width: var(--s4); height: 1px; }
  .step:not(:last-child)::before { left: calc(100% + 24px); top: 50%; margin: -3px 0 0; transform: rotate(-45deg); }
}
.how-note { margin: var(--s5) auto 0; text-align: center; }

/* Private */
.private { display: grid; gap: var(--s4); justify-items: center; text-align: center; }
.big { font-size: clamp(7.5rem, 5rem + 10vw, 10rem); line-height: 1; font-weight: 700; letter-spacing: -.04em; color: var(--fill2); user-select: none; }
.facts { display: grid; gap: var(--s2); }
.facts p { font-size: 1.375rem; line-height: 1.4; font-weight: 600; letter-spacing: -.01em; margin-inline: auto; }
.rows { text-align: left; }
.rows li { padding: var(--s2) 0; }
.rows li + li { box-shadow: inset 0 .5px 0 var(--sep); }
.rows-title { font-size: 1.0625rem; font-weight: 600; margin-bottom: var(--s1); text-align: left; }
.private .rows-wrap { width: 100%; max-width: 62ch; margin-top: var(--s3); }
@media (min-width: 900px) {
  .private { grid-template-columns: repeat(12, 1fr); column-gap: var(--s3); align-items: start; text-align: left; justify-items: stretch; }
  .big { grid-column: 1 / span 5; }
  .private .right { grid-column: 6 / span 7; }
  .facts p { margin-inline: 0; }
}

/* Definition lists */
.defs { display: grid; }
.defs > div { display: grid; gap: 2px var(--s4); padding: var(--s2) 0; }
.defs > div + div { box-shadow: inset 0 .5px 0 var(--sep); }
.defs dt { font-weight: 600; }
.defs dd { color: var(--fg); }
@media (min-width: 560px) { .defs > div { grid-template-columns: 160px 1fr; } }
.defs-card { max-width: 780px; margin-inline: auto; padding-block: var(--s2); text-align: left; }

/* Statements and lists */
.statements { display: grid; gap: var(--s3); max-width: 780px; margin-inline: auto; }
.statements p { font-size: clamp(1.25rem, 1.05rem + .8vw, 1.5rem); line-height: 1.4; font-weight: 500; letter-spacing: -.01em; margin-inline: auto; }
.plain-list { max-width: 780px; margin-inline: auto; text-align: left; }
.plain-list li { padding: var(--s2) 0; font-size: 1.0625rem; }
.plain-list li + li { box-shadow: inset 0 .5px 0 var(--sep); }
@media (min-width: 721px) { .plain-list li { font-size: 1.25rem; line-height: 1.5; padding: var(--s3) 0; } }

/* FAQ */
.faq { text-align: left; max-width: 780px; margin-inline: auto; background: var(--card); border-radius: 10px; box-shadow: var(--ring); overflow: hidden; }
.faq details + details { box-shadow: inset 0 .5px 0 var(--sep); }
.faq summary { position: relative; display: flex; align-items: center; min-height: 56px; padding: var(--s1) 64px var(--s1) var(--s3); font-weight: 600; cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:focus-visible { outline-offset: -3px; border-radius: 10px; }
.faq summary:hover { background: var(--fill); }
.faq summary::before, .faq summary::after { content: ""; position: absolute; right: var(--s3); top: 50%; width: 14px; height: 2px; margin-top: -1px; border-radius: 1px; background: var(--fg2); }
.faq summary::after { transform: rotate(90deg); }
.faq details[open] summary::after { transform: rotate(0); }
@media (prefers-reduced-motion: no-preference) { .faq summary::after { transition: transform .2s var(--ease); } }
.faq details p { padding: 0 64px var(--s3) var(--s3); color: var(--fg2); }

/* Footer */
.footer { box-shadow: inset 0 .5px 0 var(--sep); padding-block: var(--s6); }
.footer-top { display: grid; gap: var(--s4); }
.footer-brand { display: flex; align-items: center; gap: var(--s2); }
.footer-brand img { width: 48px; height: 48px; flex: none; }
.footer-brand b { display: block; font-weight: 600; line-height: 24px; }
.footer-brand span { display: block; font-size: .875rem; line-height: 20px; color: var(--fg2); }
.footer-links { display: flex; flex-wrap: wrap; gap: 0 var(--s3); }
.footer-links a, .footer-links .pending { display: inline-flex; align-items: center; min-height: 44px; font-size: .875rem; }
.footer-links a { color: var(--fg); }
.footer-links a:hover { color: var(--link); }
.pending { color: var(--fg2); cursor: default; }
.footer-fine { margin-top: var(--s4); display: grid; gap: var(--s1); }
.footer-fine p { max-width: 70ch; }
@media (min-width: 721px) {
  .footer-top { grid-template-columns: 1fr auto; align-items: center; }
  .footer-links { justify-content: flex-end; }
}

/* Download, privacy, 404 */
.dl { text-align: center; padding-block: var(--s8); }
.dl > .wrap > * { margin-inline: auto; }
.dl .app-icon { width: 128px; height: 128px; margin-bottom: var(--s4); }
.dl .btn { margin-top: var(--s4); min-width: 220px; }
.dl .version { margin-top: var(--s3); }
.dl .note { margin-top: var(--s2); color: var(--fg2); }
.notify { max-width: 640px; margin-inline: auto; }
.notify label { display: block; font-weight: 600; margin-bottom: var(--s2); }
.notify .row { display: flex; flex-wrap: wrap; gap: var(--s1); }
.notify input { flex: 1 1 240px; min-width: 0; height: 44px; padding: 0 var(--s2); border: 0; border-radius: 10px; background: var(--card); color: var(--fg); font: 400 1.0625rem/1.2 var(--font); box-shadow: var(--ring); -webkit-appearance: none; appearance: none; }
.notify input::placeholder { color: var(--fg2); opacity: 1; }
.notify input:focus-visible { outline-offset: 0; border-radius: 10px; }
.notify .status { min-height: 28px; margin-top: var(--s2); }
.notify .status:empty { margin-top: 0; min-height: 0; }
.notify noscript p { margin-top: var(--s2); color: var(--fg2); }
.h-small { font-size: 1.75rem; line-height: 1.2; font-weight: 700; letter-spacing: -.02em; text-align: center; margin: 0 auto var(--s4); }
.prose { max-width: 62ch; margin-inline: auto; }
.prose h2 { font-size: 1.75rem; line-height: 1.2; letter-spacing: -.02em; margin: var(--s6) 0 var(--s2); max-width: none; }
.prose h2:first-of-type { margin-top: 0; }
.prose p + p { margin-top: var(--s2); }
.page-title { padding-top: var(--s8); padding-bottom: var(--s5); }
.lost { min-height: 60vh; min-height: 60svh; display: grid; align-content: center; text-align: center; padding-block: var(--s8); }
.lost .wrap { display: grid; justify-items: center; gap: var(--s3); }
.lost .eyebrow { margin: 0; }

/* Motion: one reveal, only when scripting is available */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal { transition: opacity .6s var(--ease), transform .6s var(--ease); }
  .js .reveal:not(.in) { opacity: 0; transform: translateY(12px); }
}