/* SurferOne landing. Colours come from tokens.css (semantic layer). */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 88px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--so-font);
  font-size: var(--so-text-base);
  font-weight: 400;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { color: var(--color-heading); font-weight: 500; letter-spacing: var(--so-tracking-tight); margin: 0; text-wrap: balance; }
h1 { font-size: var(--so-text-hero); line-height: 1.02; }
h2 { font-size: var(--so-text-h2); line-height: 1.08; }
h3 { font-size: var(--so-text-h3); line-height: 1.2; }
p { margin: 0; }
a { color: inherit; }
img, svg { display: block; }

.wrap { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 24px; }
@media (max-width: 600px) { .wrap { padding: 0 16px; } }

.lead { font-size: var(--so-text-lg); color: var(--color-text-muted); max-width: 34em; text-wrap: pretty; }

.skip { position: absolute; left: -9999px; top: 8px; z-index: 100; background: var(--color-accent); color: #fff; padding: 8px 16px; border-radius: var(--so-radius-pill); }
.skip:focus { left: 8px; }

:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 3px; border-radius: 4px; }

/* Buttons: Mediasurfer pill */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 26px;
  border-radius: var(--so-radius-pill);
  background: var(--color-accent); color: var(--color-on-accent);
  font: 500 1rem/1 var(--so-font); text-decoration: none; white-space: nowrap;
  transition: background-color .2s;
}
.btn:hover { background: var(--color-accent-hover); }
.btn--sm { min-height: 40px; padding: 0 18px; font-size: .9375rem; }
.btn--ghost { background: transparent; color: var(--color-heading); box-shadow: inset 0 0 0 1.5px var(--color-border); }
.btn--ghost:hover { background: var(--color-bg-subtle); }
.btn--light { background: #fff; color: #232323; }
.btn--light:hover { background: var(--ms-wind); }

/* Nav */
.nav { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--color-bg) 88%, transparent); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid transparent; }
.nav__in { display: flex; align-items: center; gap: 32px; height: 72px; }
.nav__logo { color: var(--color-heading); flex: none; display: flex; align-items: center; gap: 9px; }
/* Lockup proportions (brand/logo/lockup-icon-*.svg): mark = 0.975 x wordmark height, gap = 0.33 x */
.nav__logo .mark { width: 25px; height: 25px; }
.nav__logo svg { height: 26px; width: auto; }
.nav__links { display: flex; gap: 28px; margin-left: auto; }
.nav__links a { text-decoration: none; color: var(--color-text-muted); font-size: .9375rem; }
.nav__links a:hover { color: var(--color-heading); }
@media (max-width: 760px) {
  .nav__links { display: none; }
  .nav .btn { margin-left: auto; }
  .nav__logo svg { height: 22px; }
  .nav__logo { gap: 7px; }
  .nav__logo .mark { width: 21px; height: 21px; }
}

/* Hero */
.hero { padding: 56px 0 0; overflow: hidden; }
.hero__text { display: grid; grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr); gap: 48px; align-items: end; }
.hero h1 { max-width: 13.5em; font-size: clamp(2.6rem, 5.4vw, 4.75rem); }
.hero__side { display: grid; gap: 28px; padding-bottom: 8px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; }
@media (max-width: 900px) {
  .hero { padding-top: 32px; }
  .hero__text { grid-template-columns: 1fr; gap: 24px; }
}

/* Hero map — the page's one memorable element. Lines are map colours; stations are white rings. */
.map { margin: 48px auto 0; }
.map__svg { width: 100%; height: auto; overflow: visible; }
.map__svg--narrow { display: none; }
@media (max-width: 700px) {
  .map { margin-top: 36px; }
  .map__svg--wide { display: none; }
  .map__svg--narrow { display: block; }
}
.map__ln, .map__trunk { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.map__ln { stroke-width: 12; }
.map__svg--narrow .map__ln { stroke-width: 8; }
.map__ln--ua  { stroke: var(--so-ua); }
.map__ln--rtg { stroke: var(--so-rtg); }
.map__ln--ctv { stroke: var(--so-ctv); }
.map__trunk { stroke-width: 36; }
.map__svg--narrow .map__trunk { stroke-width: 24; }
.map__stn { fill: var(--color-bg); stroke: var(--color-heading); stroke-width: 4; }
.map__svg--narrow .map__stn { stroke-width: 3; }
.map__hub circle { fill: var(--color-bg); stroke: var(--color-heading); stroke-width: 4; }
.map__lbl { fill: var(--color-heading); font: 500 16px/1 var(--so-font); letter-spacing: -.01em; }
.map__svg--narrow .map__lbl { font-size: 13px; }
.map__train { fill: #fff; }
.map__stn, .map__hub circle { transition: stroke .3s cubic-bezier(.16, 1, .3, 1); }
.map__stn.is-flash, .map__hub.is-flash circle { stroke: var(--flash); transition-duration: 0s; }
.map__stn--end { stroke-width: 5; }
.map__lbl--end { fill: var(--color-accent); font-weight: 600; }
.map__link { cursor: pointer; text-decoration: none; }
.map__link:hover .map__lbl--end, .map__link:focus-visible .map__lbl--end { text-decoration: underline; text-underline-offset: 4px; }
/* Line focus (site.js sets data-lit): the chosen line stays, the others step back, its line of copy appears */
.map__tag { fill: var(--color-text-muted); font-weight: 400; fill-opacity: 0; transition: fill-opacity .35s cubic-bezier(.16, 1, .3, 1); }
.map__ln, .map__train { transition: stroke-opacity .35s cubic-bezier(.16, 1, .3, 1), fill-opacity .35s cubic-bezier(.16, 1, .3, 1); }
.map__svg[data-lit="ua"]  .map__ln:not([data-line="ua"]),
.map__svg[data-lit="rtg"] .map__ln:not([data-line="rtg"]),
.map__svg[data-lit="ctv"] .map__ln:not([data-line="ctv"]) { stroke-opacity: .16; }
.map__svg[data-lit="ua"]  .map__train:not([data-line="ua"]),
.map__svg[data-lit="rtg"] .map__train:not([data-line="rtg"]),
.map__svg[data-lit="ctv"] .map__train:not([data-line="ctv"]) { fill-opacity: 0; }
.map__svg[data-lit="ua"]  .map__link[data-line="ua"] .map__tag,
.map__svg[data-lit="rtg"] .map__link[data-line="rtg"] .map__tag,
.map__svg[data-lit="ctv"] .map__link[data-line="ctv"] .map__tag { fill-opacity: 1; }

/* One orchestrated moment: channels draw in from the left, the interchange lands, the trunk runs out
   to its stations, then the trains start (site.js). Everything is visible without motion. */
@media (prefers-reduced-motion: no-preference) {
  .map__ln, .map__trunk { stroke-dasharray: 1 2; animation: map-draw .95s cubic-bezier(.6, 0, .2, 1) both; }
  .map__ln--ua  { animation-delay: .15s; }
  .map__ln--rtg { animation-delay: .3s; }
  .map__ln--ctv { animation-delay: .45s; }
  .map__trunk   { animation-delay: 1.25s; animation-duration: .9s; }
  .map__hub, .map__stn { transform-box: fill-box; transform-origin: center; animation: map-pop .5s cubic-bezier(.16, 1, .3, 1) both; }
  .map__stn--o1, .map__stn--o2, .map__stn--o3 { animation-delay: .1s; }
  .map__hub     { animation-delay: 1.1s; }
  .map__stn--t1 { animation-delay: 1.6s; }
  .map__stn--t2 { animation-delay: 1.85s; }
  .map__stn--end { animation-delay: 2.05s; }
  .map__lbl { animation: map-fade .5s ease-out both; }
  .map__lbl--o  { animation-delay: .2s; }
  .map__lbl--t1 { animation-delay: 1.65s; }
  .map__lbl--t2 { animation-delay: 1.9s; }
  .map__lbl--end { animation-delay: 2.1s; }
}
@keyframes map-draw { 0% { stroke-dashoffset: 1; opacity: 0; } 1% { opacity: 1; } 100% { stroke-dashoffset: 0; opacity: 1; } }
@keyframes map-pop  { from { transform: scale(0); } to { transform: scale(1); } }
@keyframes map-fade { from { opacity: 0; } to { opacity: 1; } }

/* Sections */
.section { padding: 112px 0; }
.section--subtle { background: var(--color-bg-subtle); }
/* Colour fields: the page alternates white with the cool Wind field and graphite sections.
   The red route on Wind stays full red. */
.section--red { background: var(--color-bg-subtle); }
.section--red .route > *::before { background: var(--color-bg-subtle); }
.section--ink { background: var(--color-band); color: var(--color-on-band); }
.section--ink h2, .section--ink h3 { color: var(--color-on-band); }
.section--ink .steps p { color: var(--color-on-band-muted); }
.section--ink .route > *::before { background: var(--color-band); border-color: var(--color-on-band); }
.section--ink .steps.route > li::before { color: var(--color-on-band); }
.section--ink .steps.route > li:last-child::before { background: var(--rail); border-color: var(--rail); }
.head { display: grid; gap: 20px; margin-bottom: 56px; max-width: 760px; }
@media (max-width: 600px) { .section { padding: 72px 0; } .head { margin-bottom: 36px; } }

/* Channels: three columns joined by a common rule, each starting with its line colour */
.channels { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 12px; }
.channel { padding: 48px 28px 36px; border-radius: 0 0 16px 16px; background: var(--tint); position: relative; display: grid; gap: 14px; align-content: start; }

.channel::before { content: ""; position: absolute; top: -6px; left: 0; right: 0; height: 12px; }
.channel::after { content: ""; position: absolute; top: -12px; left: 28px; width: 24px; height: 24px; box-sizing: border-box; border-radius: 50%; background: var(--color-bg); border: 5px solid var(--color-heading); }
.channel::before { border-radius: 6px; }
.channel--ua  { --tint: color-mix(in srgb, var(--so-ua) 12%, var(--color-bg)); }
.channel--rtg { --tint: color-mix(in srgb, var(--so-rtg) 14%, var(--color-bg)); }
.channel--ctv { --tint: color-mix(in srgb, var(--so-ctv) 18%, var(--color-bg)); }
.channel--ua::before  { background: var(--so-ua); }
.channel--rtg::before { background: var(--so-rtg); }
.channel--ctv::before { background: var(--so-ctv); }
.channel__what { font-size: var(--so-text-lg); color: var(--color-text); }
.channel ul { margin: 6px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; color: var(--color-text); }
.channel li { padding-left: 20px; position: relative; }
.channel li::before { content: ""; position: absolute; left: 0; top: .72em; width: 8px; height: 1.5px; background: currentColor; }
@media (max-width: 860px) {
  .channels { grid-template-columns: 1fr; border-top: 0; }
  .channels { gap: 28px; }
  .channel { padding: 44px 20px 28px; }
  .channel::after { left: 20px; }
}

/* Gains */
.gains { margin: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 48px 64px; }
.gains div { border-top: 1px solid var(--color-border); padding-top: 22px; display: grid; gap: 10px; align-content: start; }
.gains.route div { border-top: 0; padding-top: 0; }
.gains dt { font-size: var(--so-text-h3); font-weight: 500; letter-spacing: var(--so-tracking-tight); color: var(--color-heading); }
.gains dd { margin: 0; color: var(--color-text-muted); max-width: 32em; }
@media (max-width: 760px) { .gains:not(.route) { grid-template-columns: 1fr; gap: 32px; } }
.gains--3 { grid-template-columns: repeat(3, 1fr); gap: 40px 32px; }
/* Industries: a live interactive ad per category on a light stage, then the text under a rule.
   The ad follows the text in the DOM (it's an example, not the point) and is shown first. */
.ind > div { border-top: 0; padding-top: 0; gap: 0; }
.ind dt { padding-top: 18px; border-top: 1px solid var(--color-border); margin-bottom: 10px; }
.ind__ad { order: -1; margin: 0 0 24px; display: grid; place-items: center; padding: 32px 0; border-radius: 16px; background: var(--color-bg-subtle); }
.ind__ad iframe { display: block; width: 220px; height: 440px; border: 0; border-radius: 22px; background: transparent; box-shadow: 0 2px 4px rgba(35, 35, 35, .06), 0 24px 48px -20px rgba(35, 35, 35, .35); }
.ind__note { margin-top: 32px; color: var(--color-text-muted); }
.ind__note a { color: var(--color-heading); text-underline-offset: 3px; }
@media (max-width: 860px) { .gains--3 { grid-template-columns: 1fr; } }

/* AI band — dark in both themes, like the Mediasurfer dark mode */
.band { background: var(--color-band); color: var(--color-on-band); padding: 112px 0; }
.band h2 { color: var(--color-on-band); }
.band .lead { color: var(--color-on-band-muted); }
.band__in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 72px; align-items: center; }
.band__text { display: grid; gap: 20px; }
.ai { margin: 16px 0 0; display: grid; gap: 24px; }
.ai div { display: grid; gap: 4px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.14); }
.ai dt { font-weight: 500; font-size: 1.125rem; }
.ai dd { margin: 0; color: var(--color-on-band-muted); }
@media (max-width: 900px) { .band { padding: 80px 0; } .band__in { grid-template-columns: 1fr; gap: 48px; } }

.feed { margin: 0; background: var(--color-band-2); border-radius: var(--so-radius-xl); padding: 28px; }
.feed__cap { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; font-weight: 500; margin-bottom: 18px; }
.feed__cap span { font-weight: 400; font-size: .8125rem; color: var(--color-on-band-muted); }
.feed__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.feed__item { background: rgba(255,255,255,.05); border-radius: 16px; padding: 16px 18px; display: grid; gap: 6px; }
.feed__item p { color: #E9EEF2; font-size: .9375rem; }
.feed__ch { display: inline-flex; align-items: center; gap: 8px; font-size: .8125rem; color: var(--color-on-band-muted); }
.feed__ch::before { content: ""; width: 14px; height: 14px; box-sizing: border-box; border-radius: 50%; border: 4px solid; }
.feed__item--ua .feed__ch::before  { border-color: var(--so-ua); }
.feed__item--rtg .feed__ch::before { border-color: var(--so-rtg); }
.feed__item--ctv .feed__ch::before { border-color: var(--so-ctv); }

/* Stats: Stolzl-style light numbers, -5% tracking (brandbook) */
.stats { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--color-border); }
.stats li { padding: 28px 24px 0 0; display: grid; gap: 8px; align-content: start; }
.stats li + li { padding-left: 24px; border-left: 1px solid var(--color-border); }
.stats b { font-weight: 300; font-size: clamp(2.5rem, 4.6vw, 3.75rem); line-height: 1; letter-spacing: var(--so-tracking-number); color: var(--color-heading); font-variant-numeric: tabular-nums; }
.stats span { color: var(--color-text-muted); max-width: 16em; }
@media (max-width: 860px) {
  .stats { grid-template-columns: repeat(2, 1fr); row-gap: 32px; }
  .stats li:nth-child(3) { padding-left: 0; border-left: 0; }
}
@media (max-width: 420px) {
  .stats { grid-template-columns: 1fr; border-top: 0; row-gap: 0; }
  .stats li, .stats li + li { padding: 20px 0; border-left: 0; border-top: 1px solid var(--color-border); }
}

/* One stat on its own: the number and its caption side by side on one rule */
.stats--one { grid-template-columns: 1fr; }
.stats--one li { grid-template-columns: auto minmax(0, 24em); justify-content: start; align-items: center; gap: 12px 36px; padding-right: 0; }
.stats--one b { font-size: clamp(3.5rem, 7vw, 5.5rem); }
.stats--one span { max-width: none; font-size: var(--so-text-lg); }
@media (max-width: 600px) { .stats--one li { grid-template-columns: 1fr; } }

/* Steps — a real sequence, so the stations carry numbers; Launch is the terminus */
.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; }
.steps li { counter-increment: step; display: grid; gap: 10px; align-content: start; }
.steps.route { --stn: 44px; }
@media (min-width: 900px) { .steps.route { padding-top: 72px; } .steps.route > *::before { top: -72px; } }
@media (max-width: 899px) { .steps.route { padding-left: 68px; } .steps.route > *::before { left: -68px; } }
.steps.route > li::before {
  content: counter(step); display: grid; place-items: center;
  font-weight: 500; font-size: 1.0625rem; color: var(--color-heading);
}
.steps.route > li:last-child::before { background: var(--rail); border-color: var(--rail); color: #fff; }
.steps p { color: var(--color-text-muted); }

/* FAQ */
.faq { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); gap: 48px; }
.faq__list { border-top: 1px solid var(--color-border); }
.faq details { border-bottom: 1px solid var(--color-border); }
.faq summary {
  cursor: pointer; list-style: none; padding: 22px 40px 22px 0; position: relative;
  font-size: 1.125rem; font-weight: 500; color: var(--color-heading);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 6px; top: 50%; width: 12px; height: 12px; margin-top: -9px; border-right: 2px solid var(--color-text-muted); border-bottom: 2px solid var(--color-text-muted); transform: rotate(45deg); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: -3px; }
.faq details p { padding: 0 40px 24px 0; color: var(--color-text-muted); max-width: 40em; }
@media (max-width: 760px) { .faq { grid-template-columns: 1fr; gap: 24px; } }

/* Final CTA — the merged line's gradient, used once as a surface */
/* Deeper than --so-gradient-one so white text keeps contrast on the left; the light end sits behind the white button */
.final { background: linear-gradient(100deg, #A30013 0%, #E2001B 45%, #FF6B00 100%); color: #fff; }
.final__in { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding-top: 80px; padding-bottom: 80px; }
.final h2 { color: #fff; max-width: 16em; }
@media (max-width: 760px) { .final { background: linear-gradient(170deg, #A30013 0%, #E2001B 55%, #FF6B00 100%); } .final__in { flex-direction: column; align-items: flex-start; padding-top: 56px; padding-bottom: 56px; } }

/* Footer */
.foot { padding: 48px 0 56px; color: var(--color-text-muted); font-size: .9375rem; }
.foot__in { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 32px; }
.foot__logo { color: var(--color-heading); margin-right: auto; display: flex; align-items: center; gap: 7px; }
.foot__logo .mark { width: 21px; height: 21px; }
.foot__logo svg { height: 22px; width: auto; }
.foot p a { margin-right: 16px; }
.foot p a:last-child { margin-right: 0; }
.foot__copy { width: 100%; }
@media (max-width: 600px) { .foot__logo { width: 100%; } }

:root { --rail: var(--ms-scarlet); --rail-w: 6px; --stn: 24px; }

/* Routes: a line with real stations (One budget…, How to start). */
.route { position: relative; }
@media (min-width: 900px) {
  .route { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 0 40px; padding-top: 52px; }
  .route::before { content: ""; position: absolute; top: calc(var(--stn) / 2 - var(--rail-w) / 2); left: 0; right: 0; height: var(--rail-w); background: var(--rail); border-radius: 3px; }
  .route > * { position: relative; }
  .route > *::before { position: absolute; top: -52px; left: 0; }
}
@media (max-width: 899px) {
  .route { display: grid; grid-template-columns: 1fr; gap: 32px; padding-left: 48px; }
  .route::before { content: ""; position: absolute; top: 4px; bottom: 4px; left: calc(var(--stn) / 2 - var(--rail-w) / 2); width: var(--rail-w); background: var(--rail); border-radius: 3px; }
  .route > * { position: relative; }
  .route > *::before { position: absolute; top: 0; left: -48px; }
}
.route > *::before {
  content: ""; width: var(--stn); height: var(--stn); box-sizing: border-box; border-radius: 50%;
  background: var(--color-bg); border: 5px solid var(--color-heading);
}
.section--subtle .route > *::before { background: var(--color-bg-subtle); }

/* ---------------------------------------------------------------------------
   Brand decorations, after surfer.media: soft red-orange glows and gradient swooshes.
   All decorative (aria-hidden), all complete without motion.
   --------------------------------------------------------------------------- */

/* AI band: three channel waves merge into one (canvas, drawn by site.js); a glow behind the feed */
.band { position: relative; overflow: hidden; }
.band > .wrap { position: relative; z-index: 1; }
.band { --wave-h: 340px; --orb: 176px; padding-bottom: calc(var(--wave-h) + 8px); }
@media (max-width: 900px) { .band { --wave-h: 260px; --orb: 120px; } }
.waves { position: absolute; left: 0; bottom: 0; width: 100%; height: var(--wave-h); pointer-events: none; }

/* The AI orb, Siri-style: four brand-colour blobs swirl inside a glass sphere. It sits where the waves meet. */
.orb {
  position: absolute; left: 50%; bottom: calc(var(--wave-h) / 2); width: var(--orb); height: var(--orb);
  transform: translate(-50%, 50%); pointer-events: none;
}
.orb::before { /* halo */
  content: ""; position: absolute; inset: -55%; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(249, 0, 30, .45), rgba(255, 107, 0, .18) 55%, transparent);
}
.orb__core {
  position: absolute; inset: 0; border-radius: 50%; overflow: hidden; isolation: isolate;
  background: radial-gradient(circle at 50% 60%, #5a0f22, #1a070c 80%); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .2), inset 0 -18px 40px rgba(0, 0, 0, .45);
}
.orb__pulse { position: absolute; inset: 0; }
.orb__core i { position: absolute; inset: -10%; border-radius: 50%; mix-blend-mode: screen; will-change: transform; }
.orb__core i:nth-child(1) { background: radial-gradient(ellipse 50% 34% at 34% 40%, #FF006B, rgba(255, 0, 107, .35) 45%, transparent 75%); }
.orb__core i:nth-child(2) { background: radial-gradient(ellipse 46% 32% at 66% 36%, #FF6B00, rgba(255, 107, 0, .35) 45%, transparent 75%); }
.orb__core i:nth-child(3) { background: radial-gradient(ellipse 52% 30% at 50% 70%, #FFA800, rgba(255, 168, 0, .35) 45%, transparent 75%); }
.orb__core i:nth-child(4) { background: radial-gradient(ellipse 34% 44% at 50% 50%, #F9001E, rgba(249, 0, 30, .35) 45%, transparent 75%); }
.orb__core::after { /* glass: a highlight and a rim */
  content: ""; position: absolute; inset: 0; border-radius: 50%; z-index: 1;
  background:
    radial-gradient(circle at 34% 26%, rgba(255, 255, 255, .6), rgba(255, 255, 255, 0) 22%),
    radial-gradient(circle at 50% 50%, transparent 62%, rgba(255, 255, 255, .22) 71%, transparent 73%);
}
.orb::before { opacity: .7; transition: opacity 1.4s cubic-bezier(.16, 1, .3, 1); }
.orb.is-pulse::before { opacity: 1; transition-duration: .5s; }
@media (prefers-reduced-motion: no-preference) {
  .orb__core i:nth-child(1) { animation: orb-spin 14s linear infinite; }
  .orb__core i:nth-child(2) { animation: orb-spin 18s linear infinite reverse; }
  .orb__core i:nth-child(3) { animation: orb-spin 22s linear infinite; }
  .orb__core i:nth-child(4) { animation: orb-spin 11s linear infinite reverse; }
}
@keyframes orb-spin { to { transform: rotate(360deg); } }

/* The feed item the AI just acted on lights in its channel colour (site.js moves .is-live) */
.feed__item { transition: box-shadow .5s cubic-bezier(.16, 1, .3, 1), background-color .5s; }
.feed__item.is-live { background: rgba(255, 255, 255, .09); box-shadow: inset 0 0 0 1.5px var(--live); }
.feed__item--ua  { --live: var(--so-ua); }
.feed__item--rtg { --live: var(--so-rtg); }
.feed__item--ctv { --live: var(--so-ctv); }
.feed { position: relative; }
.feed::before {
  content: ""; position: absolute; inset: -18% -14%; z-index: -1; pointer-events: none;
  background: radial-gradient(closest-side, rgba(249, 0, 30, .6), rgba(255, 107, 0, .26) 45%, rgba(255, 107, 0, .08) 75%, transparent);
  will-change: transform;
}

/* Track record: the swoosh rises left to right, like the 2015 → today arc on surfer.media */
.swoosh { display: block; width: 100%; height: 110px; margin: -8px 0 8px; overflow: visible; }
.swoosh path { fill: none; stroke-width: 3; stroke-linecap: round; vector-effect: non-scaling-stroke; }

/* Final CTA: white arcs over the gradient, a light running along the first one */
.final { position: relative; overflow: hidden; }
.final__in { position: relative; }
.final__arcs { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.final__arcs path { fill: none; stroke: rgba(255, 255, 255, .32); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.final__arcs .final__shine { stroke: #fff; stroke-width: 3; stroke-linecap: round; stroke-dasharray: 0 1; }

@media (prefers-reduced-motion: no-preference) {
  .feed::before { animation: glow-drift 14s ease-in-out infinite alternate; }
  .js .swoosh path { stroke-dasharray: 1 2; stroke-dashoffset: 1; opacity: 0; transition: stroke-dashoffset 1.8s cubic-bezier(.16, 1, .3, 1), opacity .2s; }
  .js .swoosh.is-in path { stroke-dashoffset: 0; opacity: 1; }
  .final__arcs .final__shine { stroke-dasharray: .08 .92; animation: shine 6s linear infinite; }
}
@keyframes glow-drift { from { transform: translate(-4%, 3%) scale(.96); } to { transform: translate(5%, -4%) scale(1.06); } }
@keyframes shine { from { stroke-dashoffset: .08; } to { stroke-dashoffset: -1; } }

/* MMP partners under How to start: names as interchange chips, no partner logos */
.mmp { margin-top: 64px; padding-top: 28px; border-top: 1px solid rgba(255, 255, 255, .14); display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; }
.mmp__cap { color: var(--color-on-band-muted); }
.mmp__list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.mmp__list li { padding: 8px 16px; border-radius: var(--so-radius-pill); box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .3); color: var(--color-on-band); font-weight: 500; font-size: .9375rem; }

/* Traffic sources: partner logos in one ink, so they read as a list, not a collage */
.sources { margin-top: 72px; display: grid; gap: 28px; }
.sources__title { font-size: var(--so-text-h3); }
.sources__list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(6, 1fr); border-top: 1px solid var(--color-border); border-left: 1px solid var(--color-border); }
.sources__list li { display: grid; place-items: center; height: 96px; padding: 0 20px; border-right: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
/* --h/--w on an <img> balance logos optically: compact marks get more height, long wordmarks less width */
.sources__list img { max-width: min(100%, var(--w, 128px)); max-height: var(--h, 24px); width: auto; height: auto; filter: brightness(0) opacity(.62); }
/* AdMob publishes no wordmark SVG: its glyph plus the name set in type, as on admob.google.com */
.sources__lockup { grid-auto-flow: column; gap: 10px; }
.sources__lockup img { max-height: 24px; }
.sources__lockup span { font-weight: 500; font-size: 1.0625rem; letter-spacing: -.01em; color: var(--color-text); opacity: .62; white-space: nowrap; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .sources__list img { filter: brightness(0) invert(1) opacity(.75); } }
:root[data-theme="dark"] .sources__list img { filter: brightness(0) invert(1) opacity(.75); }
@media (max-width: 860px) { .sources__list { grid-template-columns: repeat(3, 1fr); } .sources__list li { height: 80px; padding: 0 14px; } .sources__list img { max-height: calc(var(--h, 24px) * .85); } }

/* Review mode (?review): highlights copy that is a draft and not yet confirmed. Not visible otherwise. */
.review [data-draft] { background: #FFF1A8; color: #232323; box-shadow: 0 0 0 6px #FFF1A8; border-radius: 4px; }
.review [data-draft] dt, .review [data-draft] dd, .review [data-draft] summary, .review [data-draft] p { color: #232323; }