:root {
  color-scheme: light;
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --muted-light: #a1a1a6;
  --line: rgba(0, 0, 0, .09);
  --surface: #f5f5f7;
  --surface-strong: #e8e8ed;
  --blue: #0071e3;
  --blue-hover: #0077ed;
  --record: #ff3b30;
  --dark: #101010;
  --dark-raised: #1d1d1f;
  --radius-lg: 36px;
  --radius-md: 24px;
  --page-width: 1240px;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: #fff; font-size: 16px; line-height: 1.55; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.icon, .feature-icon { flex: none; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.icon { width: 16px; height: 16px; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 100; padding: 9px 14px; border-radius: 980px; background: #fff; color: var(--blue); box-shadow: 0 4px 20px rgba(0, 0, 0, .15); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid rgba(0, 113, 227, .55); outline-offset: 3px; }
[id] { scroll-margin-top: 70px; }

.site-header { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; min-height: 52px; padding: 0 max(22px, calc((100vw - var(--page-width)) / 2)); border-bottom: 1px solid rgba(0, 0, 0, .06); background: rgba(250, 250, 252, .78); backdrop-filter: saturate(180%) blur(22px); -webkit-backdrop-filter: saturate(180%) blur(22px); }
.brand { display: flex; align-items: center; gap: 9px; font-size: 14px; font-weight: 650; letter-spacing: -.015em; white-space: nowrap; }
.brand img { width: 25px; height: 25px; border-radius: 7px; }
.brand small { color: var(--muted); font-size: 11px; font-weight: 450; }
nav { display: flex; align-items: center; gap: 25px; font-size: 12px; }
nav > a { transition: color .18s ease, opacity .18s ease; }
nav > a:not(.nav-source) { padding: 16px 0; }
nav a:hover { color: var(--blue); }
.language-link { color: var(--blue); font-weight: 600; }
.nav-source { display: inline-flex; align-items: center; gap: 5px; font-weight: 550; }
.nav-source .icon { width: 14px; height: 14px; }

main, footer { width: min(calc(100% - 44px), var(--page-width)); margin-inline: auto; }
.section-grid > *, .post-section > *, .streaming-section > *, .source-build > * { min-width: 0; }
.hero { display: flex; min-height: auto; padding: 92px 0 42px; flex-direction: column; align-items: center; text-align: center; }
.hero-copy { max-width: 960px; }
.eyebrow { margin: 0 0 14px; color: var(--blue); font-size: 17px; font-weight: 650; letter-spacing: -.01em; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 22px; font-size: clamp(48px, 6vw, 78px); font-weight: 700; line-height: 1.02; letter-spacing: -.055em; }
h1 span { display: block; }
.lang-en h1 { font-size: clamp(47px, 5.4vw, 72px); }
h2 { margin-bottom: 16px; font-size: clamp(38px, 4.7vw, 58px); font-weight: 700; line-height: 1.06; letter-spacing: -.045em; }
h3 { margin-bottom: 8px; font-size: 20px; line-height: 1.25; letter-spacing: -.02em; }
.lead { max-width: 760px; margin: 0 auto 30px; color: var(--muted); font-size: clamp(18px, 2vw, 22px); line-height: 1.5; letter-spacing: -.015em; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero .actions { justify-content: center; }
.button { display: inline-flex; min-height: 44px; padding: 0 20px; align-items: center; justify-content: center; gap: 6px; border: 0; border-radius: 980px; background: var(--surface-strong); color: var(--ink); font-size: 15px; font-weight: 550; transition: color .18s ease, background .18s ease, transform .18s ease; }
.button:hover { background: #dedee3; transform: translateY(-1px); }
.button.primary { background: var(--blue); color: #fff; }
.button.primary:hover { background: var(--blue-hover); color: #fff; }
.button.secondary .icon, .button.primary .icon { width: 13px; height: 13px; }
.license-note { margin: 16px 0 0; color: var(--muted); font-size: 12px; }

.app-preview { width: 100%; margin: 60px 0 0; }
.app-preview a, .screenshot-grid a { display: block; overflow: hidden; background: #d2d2d7; }
.app-preview a { padding: clamp(7px, 1vw, 12px); border-radius: 26px; background: linear-gradient(145deg, #e8e8ed, #c7c7cc); box-shadow: 0 28px 70px rgba(0, 0, 0, .16), 0 3px 8px rgba(0, 0, 0, .08); }
.app-preview img { width: 100%; height: auto; border-radius: 17px; }
.app-preview figcaption { margin-top: 16px; color: var(--muted); font-size: 12px; text-align: center; }
.hero-diagram { padding: clamp(30px, 4vw, 48px); border-radius: var(--radius-lg); background: var(--dark); box-shadow: 0 28px 70px rgba(0, 0, 0, .18); }
.hero-flow { display: grid; max-width: 1140px; margin: 0 auto; grid-template-columns: minmax(190px, .5fr) 42px minmax(360px, 1.08fr) 58px minmax(270px, .78fr); align-items: center; }
.hero-flow > * { min-width: 0; }
.hero-input-stack { display: grid; gap: 10px; color: #f5f5f7; text-align: left; }
.hero-input-stack > p { display: flex; margin: 0 2px 2px; flex-direction: column; }
.hero-input-stack > p strong { font-size: 15px; }
.hero-input-stack > p span { color: var(--muted-light); font-size: 10px; }
.hero-input-stack article { display: flex; min-height: 78px; padding: 13px 14px; align-items: center; gap: 11px; border: 1px solid rgba(255, 255, 255, .13); border-radius: 17px; background: rgba(255, 255, 255, .065); }
.hero-input-stack article.is-mobile { border-color: rgba(10, 132, 255, .65); background: rgba(10, 132, 255, .14); box-shadow: 0 0 0 1px rgba(10, 132, 255, .08) inset; }
.hero-input-stack svg { width: 28px; height: 28px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.hero-input-stack .is-mobile svg { color: #58a9ff; }
.hero-input-stack article > div { display: flex; min-width: 0; flex-direction: column; gap: 1px; }
.hero-input-stack article strong { font-size: 12px; line-height: 1.25; }
.hero-input-stack article span { color: var(--muted-light); font-size: 9px; line-height: 1.35; }
.hero-input-stack article em { width: fit-content; margin-top: 5px; padding: 2px 6px; border-radius: 980px; color: #8dc5ff; background: rgba(10, 132, 255, .2); font-size: 9px; font-style: normal; font-weight: 650; }
.hero-input-connector { position: relative; height: 1px; background: rgba(255, 255, 255, .28); }
.hero-input-connector::after { position: absolute; top: -4px; right: 0; width: 7px; height: 7px; border-top: 1px solid #d2d2d7; border-right: 1px solid #d2d2d7; content: ""; transform: rotate(45deg); }
.hero-monitor { overflow: hidden; border: 1px solid rgba(255, 255, 255, .18); border-radius: 24px; color: #f5f5f7; background: var(--dark-raised); box-shadow: 0 24px 48px rgba(0, 0, 0, .34); }
.hero-monitor-head { display: flex; min-height: 60px; padding: 0 22px; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(255, 255, 255, .14); }
.hero-monitor-head strong { font-size: 17px; }
.hero-monitor-head > span { display: flex; align-items: center; gap: 8px; color: #ff6961; font-size: 13px; font-weight: 650; letter-spacing: .12em; }
.hero-monitor-head i { width: 12px; height: 12px; border-radius: 50%; background: var(--record); box-shadow: 0 0 0 8px rgba(255, 59, 48, .14); }
.hero-monitor-canvas { position: relative; overflow: hidden; aspect-ratio: 16 / 9; background: #030303; }
.hero-monitor-slide { position: absolute; inset: 11% 8%; overflow: hidden; border-radius: 7px; background: #e8e8ed; }
.hero-monitor-slide span { position: absolute; left: 11%; height: 7px; border-radius: 7px; background: #b9b9bf; }
.hero-monitor-slide span:nth-child(1) { top: 27%; width: 45%; }
.hero-monitor-slide span:nth-child(2) { top: 43%; width: 63%; }
.hero-monitor-slide span:nth-child(3) { top: 59%; width: 35%; }
.hero-monitor-camera { position: absolute; right: 7%; bottom: 10%; width: 31%; aspect-ratio: 16 / 10; border: 3px solid #0a84ff; border-radius: 5px; background: linear-gradient(145deg, #a1a1a6, #73737a); }
.hero-monitor-scenes { position: absolute; right: 8%; bottom: 4%; display: flex; gap: 5px; }
.hero-monitor-scenes b { width: 5px; height: 5px; border-radius: 50%; background: rgba(255, 255, 255, .65); }
.hero-monitor-scenes b:first-child { width: 15px; border-radius: 5px; background: #0a84ff; }
.hero-monitor-meta { display: flex; min-height: 54px; padding: 0 18px; align-items: center; justify-content: space-between; gap: 10px; color: var(--muted-light); font-size: 12px; }
.hero-flow-connector { position: relative; height: 250px; }
.hero-flow-connector::before { position: absolute; top: 50%; left: 0; right: 11px; height: 1px; background: rgba(255, 255, 255, .34); content: ""; }
.hero-flow-connector::after { position: absolute; top: calc(50% - 5px); right: 4px; width: 9px; height: 9px; border-top: 1px solid #d2d2d7; border-right: 1px solid #d2d2d7; content: ""; transform: rotate(45deg); }
.hero-flow-connector i { position: absolute; top: 12%; right: 4px; bottom: 12%; width: 1px; background: rgba(255, 255, 255, .2); }
.hero-output-stack { display: grid; gap: 12px; }
.hero-output-stack article { display: flex; min-height: 102px; padding: 18px 20px; align-items: center; gap: 16px; border: 1px solid rgba(255, 255, 255, .14); border-radius: 20px; color: #f5f5f7; background: rgba(255, 255, 255, .075); }
.hero-output-stack svg { width: 34px; height: 34px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.hero-output-stack .is-live svg { color: #ff6961; }
.hero-output-stack article > div { display: flex; min-width: 0; flex-direction: column; gap: 4px; }
.hero-output-stack strong { font-size: 14px; }
.hero-output-stack span { color: var(--muted-light); font-size: 10px; }
.hero-diagram figcaption { margin-bottom: -26px; color: var(--muted-light); }

.stats { display: grid; margin: 36px 0 24px; grid-template-columns: repeat(4, 1fr); overflow: hidden; border-radius: var(--radius-md); background: var(--surface); }
.stats div { display: flex; min-height: 132px; padding: 26px; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.stats div + div { border-left: 1px solid var(--line); }
.stats strong { font-size: clamp(22px, 2.3vw, 30px); line-height: 1.25; letter-spacing: -.035em; }
.stats span { margin-top: 4px; color: var(--muted); font-size: 13px; }

.content-section { margin-top: 24px; padding: clamp(72px, 8vw, 112px) clamp(26px, 6vw, 78px); border-radius: var(--radius-lg); background: var(--surface); }
.section-heading { max-width: 830px; margin: 0 auto 50px; text-align: center; }
.section-heading > p:last-child { max-width: 680px; margin: 0 auto; color: var(--muted); font-size: 18px; }

.streaming-section { display: grid; grid-template-columns: .82fr 1.18fr; gap: clamp(48px, 6vw, 82px); align-items: center; color: #f5f5f7; background: var(--dark); }
.streaming-section .eyebrow { color: #58a9ff; }
.stream-copy > p:not(.eyebrow), .post-copy > p:not(.eyebrow) { color: var(--muted-light); font-size: 17px; }
.stream-copy ul, .post-copy ul { margin: 30px 0 0; padding: 0; list-style: none; }
.stream-copy li, .post-copy li { position: relative; padding: 14px 0 14px 23px; border-top: 1px solid rgba(255, 255, 255, .13); color: #d2d2d7; font-size: 14px; }
.stream-copy li::before, .post-copy li::before { position: absolute; top: 22px; left: 1px; width: 8px; height: 8px; border-radius: 50%; background: #58a9ff; content: ""; }
.stream-board { display: grid; grid-template-columns: minmax(0, 1.08fr) 36px minmax(0, .92fr); align-items: center; }
.stream-program { overflow: hidden; border: 1px solid rgba(255, 255, 255, .14); border-radius: 18px; background: var(--dark-raised); box-shadow: 0 24px 50px rgba(0, 0, 0, .28); }
.stream-program-head { display: flex; min-height: 42px; padding: 0 14px; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(255, 255, 255, .12); font-size: 11px; font-weight: 600; }
.stream-program-head span:last-child { display: flex; align-items: center; gap: 6px; color: #ff6961; letter-spacing: .08em; }
.stream-program-head i { width: 8px; height: 8px; border-radius: 50%; background: var(--record); box-shadow: 0 0 0 5px rgba(255, 59, 48, .12); }
.stream-canvas { position: relative; overflow: hidden; aspect-ratio: 16 / 9; background: #050505; }
.stream-slide { position: absolute; inset: 11% 8%; border-radius: 3px; background: #e8e8ed; }
.stream-slide::before, .stream-slide::after { position: absolute; left: 12%; height: 5px; border-radius: 5px; background: #b9b9bf; content: ""; }
.stream-slide::before { top: 30%; width: 52%; }
.stream-slide::after { top: 47%; width: 70%; }
.stream-camera { position: absolute; right: 7%; bottom: 10%; width: 29%; aspect-ratio: 16 / 10; border: 2px solid #0a84ff; border-radius: 2px; background: #85858b; }
.stream-metrics { display: flex; padding: 9px 12px; justify-content: space-between; gap: 8px; border-top: 1px solid rgba(255, 255, 255, .1); color: var(--muted-light); font-size: 10px; }
.stream-connector { position: relative; height: 1px; background: rgba(255, 255, 255, .28); }
.stream-connector::after { position: absolute; top: -4px; right: 0; width: 7px; height: 7px; border-top: 1px solid #d2d2d7; border-right: 1px solid #d2d2d7; content: ""; transform: rotate(45deg); }
.stream-destinations { display: grid; gap: 12px; }
.stream-destinations article { display: flex; min-height: 102px; padding: 18px; align-items: center; gap: 14px; border: 1px solid rgba(255, 255, 255, .12); border-radius: 18px; background: rgba(255, 255, 255, .07); }
.stream-destinations svg, .download-grid svg { width: 32px; height: 32px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.stream-destinations article:first-child svg { color: #ff6961; }
.stream-destinations div { display: flex; min-width: 0; flex-direction: column; gap: 2px; }
.stream-destinations strong { font-size: 13px; }
.stream-destinations span { color: var(--muted-light); font-size: 11px; }

.post-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(48px, 6vw, 82px); align-items: center; background: #fff; box-shadow: inset 0 0 0 1px var(--line); }
.post-copy > p:not(.eyebrow) { color: var(--muted); }
.post-copy li { border-color: var(--line); color: var(--ink); }
.post-copy li::before { background: var(--blue); }
.track-board { overflow: hidden; border-radius: 20px; background: var(--surface); box-shadow: inset 0 0 0 1px var(--line); }
.track-head, .track-row { display: grid; grid-template-columns: .7fr 1.65fr 44px; gap: 14px; align-items: center; }
.track-head { padding: 12px 17px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.track-row { min-height: 62px; padding: 0 17px; border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, .55); }
.track-row b { font-size: 13px; }
.track-row code { overflow: hidden; color: var(--muted); font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.track-row em { padding: 3px 6px; border-radius: 7px; background: rgba(0, 113, 227, .1); color: var(--blue); font-size: 11px; font-style: normal; text-align: center; }
.track-result { display: flex; min-height: 70px; padding: 14px; align-items: center; justify-content: center; gap: 12px; font-size: 13px; }
.track-result span { color: var(--blue); }

.screenshots { padding-inline: clamp(18px, 3vw, 36px); background: #fff; box-shadow: inset 0 0 0 1px var(--line); }
.screenshot-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 38px 22px; }
.screenshot-grid figure { margin: 0; }
.screenshot-grid figure:first-child { grid-column: 1 / -1; }
.screenshot-grid a { border-radius: 20px; box-shadow: 0 14px 36px rgba(0, 0, 0, .1); transition: transform .28s ease, box-shadow .28s ease; }
.screenshot-grid a:hover { transform: translateY(-4px); box-shadow: 0 20px 46px rgba(0, 0, 0, .15); }
.screenshot-grid img { width: 100%; height: auto; }
.screenshot-grid figcaption { display: flex; padding: 16px 8px 0; flex-direction: column; gap: 4px; }
.screenshot-grid figcaption strong { font-size: 18px; }
.screenshot-grid figcaption span { color: var(--muted); font-size: 13px; }

.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.feature-grid article { min-height: 290px; padding: clamp(28px, 4vw, 46px); border-radius: var(--radius-md); background: #fff; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .035); }
.feature-grid article:nth-child(2), .feature-grid article:nth-child(3) { background: #e9f3ff; }
.feature-grid svg { width: 42px; height: 42px; margin-bottom: 54px; padding: 9px; border-radius: 12px; background: var(--surface); color: var(--ink); }
.feature-grid article:nth-child(2) svg, .feature-grid article:nth-child(3) svg { background: rgba(255, 255, 255, .7); }
.feature-grid svg .accent { stroke: var(--blue); }
.feature-grid h3 { font-size: clamp(24px, 2.7vw, 32px); }
.feature-grid p { max-width: 470px; margin-bottom: 0; color: var(--muted); font-size: 15px; }

.comparison-section { background: linear-gradient(145deg, #eaf4ff 0%, #f5f5f7 72%); }
.comparison-section .section-heading { max-width: 1060px; }
.comparison-section .section-heading h2 { font-size: clamp(36px, 4vw, 52px); }
.comparison-board { overflow: hidden; border-radius: var(--radius-md); background: #fff; box-shadow: 0 16px 45px rgba(0, 70, 140, .08); }
.comparison-head, .comparison-row { display: grid; grid-template-columns: .68fr 1.16fr 1.16fr; }
.comparison-head { color: #f5f5f7; background: var(--dark-raised); }
.comparison-head > * { display: flex; min-height: 94px; padding: 22px; flex-direction: column; justify-content: center; }
.comparison-head > span { color: var(--muted-light); font-size: 12px; font-weight: 600; }
.comparison-head > div:nth-child(2) { background: var(--blue); }
.comparison-head strong { font-size: 19px; letter-spacing: -.02em; }
.comparison-head small { margin-top: 3px; color: #d2d2d7; font-size: 11px; font-weight: 450; }
.comparison-head > div:nth-child(2) small { color: rgba(255, 255, 255, .78); }
.comparison-row { border-top: 1px solid var(--line); }
.comparison-row > * { min-height: 94px; margin: 0; padding: 22px; }
.comparison-row > strong { display: flex; align-items: center; font-size: 14px; }
.comparison-row > span { color: var(--muted); font-size: 13px; line-height: 1.6; }
.comparison-row > span:nth-child(2) { background: rgba(0, 113, 227, .045); }
.comparison-row b { color: var(--ink); font-weight: 650; }
.comparison-note { max-width: 900px; margin: 22px auto 0; color: var(--muted); font-size: 11px; text-align: center; }
.comparison-note a { margin: 0 2px; color: var(--blue); }
.comparison-note a:hover { text-decoration: underline; }

.tutorial { background: #fff; box-shadow: inset 0 0 0 1px var(--line); }
.tutorial-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 0; padding: 0; list-style: none; }
.tutorial-steps li { display: flex; min-height: 230px; padding: 26px; flex-direction: column; gap: 30px; border-radius: 20px; background: var(--surface); }
.tutorial-steps li > span { color: var(--blue); font-size: 13px; font-weight: 650; }
.tutorial-steps h3 { font-size: 18px; }
.tutorial-steps p { margin: 0; color: var(--muted); font-size: 13px; }
.tutorial-steps code { padding: 2px 5px; border-radius: 5px; background: var(--surface-strong); font-size: 11px; }
.tutorial-output { display: flex; margin-top: 18px; padding: 20px 24px; align-items: center; gap: 18px; border-radius: 16px; background: #e9f3ff; }
.tutorial-output strong { color: var(--blue); white-space: nowrap; }
.tutorial-output span { color: var(--muted); font-size: 14px; }

.download-section { color: #f5f5f7; background: var(--dark); }
.download-section .section-heading > p:last-child { color: var(--muted-light); }
.download-section .eyebrow { color: #58a9ff; }
.download-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.download-grid article { display: grid; min-height: 148px; padding: 26px; grid-template-columns: auto 1fr; gap: 18px; align-items: center; border-radius: 22px; background: var(--dark-raised); }
.download-grid article .button { grid-column: 1 / -1; width: fit-content; }
.download-grid article:first-child svg { color: #58a9ff; }
.download-grid h3 { margin: 0 0 3px; }
.download-grid p { margin: 0; color: var(--muted-light); font-size: 13px; }
.source-build { display: grid; grid-template-columns: .8fr 1.2fr; gap: 36px; margin-top: 18px; padding: 28px; align-items: center; border-radius: 22px; background: var(--dark-raised); }
.source-build h3 { margin-bottom: 5px; }
.source-build p { margin: 0; color: var(--muted-light); font-size: 14px; }
.terminal { overflow-x: auto; padding: 20px; border: 1px solid rgba(255, 255, 255, .1); border-radius: 15px; background: #050505; color: #a1a1a6; }
.terminal code { font: 13px/2 ui-monospace, SFMono-Regular, Menlo, monospace; white-space: nowrap; }
.terminal span { color: #f5f5f7; }
.download-section > .actions { margin-top: 22px; }
.download-section .button.secondary { background: rgba(255, 255, 255, .1); color: #fff; }
.download-section .button.secondary:hover { background: rgba(255, 255, 255, .16); }

.support-section { background: #fff; box-shadow: inset 0 0 0 1px var(--line); }
.support-section .section-heading { max-width: 820px; }
.qr-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.qr-grid article { display: grid; padding: 24px; grid-template-columns: 1fr; align-items: start; border-radius: 22px; background: var(--surface); text-align: center; }
.qr-grid article h3 { margin-bottom: 4px; }
.qr-grid article p { min-height: 40px; margin-bottom: 18px; color: var(--muted); font-size: 13px; }
.qr-grid img { width: min(100%, 190px); margin: auto; aspect-ratio: 1 / 1; object-fit: contain; border-radius: 16px; background: #fff; }

.license-section { display: grid; grid-template-columns: .8fr 1.2fr auto; gap: 40px; margin: 24px 0 0; padding: 42px; align-items: center; border-radius: var(--radius-md); background: var(--surface); }
.license-section h2 { margin: 0; font-size: clamp(28px, 3vw, 38px); }
.license-section p { margin: 0; color: var(--muted); font-size: 14px; }
.license-section a { display: inline-flex; align-items: center; gap: 6px; color: var(--blue); font-weight: 550; white-space: nowrap; }

footer { display: flex; min-height: 126px; align-items: center; justify-content: space-between; color: var(--muted); font-size: 12px; }
footer div { display: flex; gap: 24px; }
footer a:hover { color: var(--blue); }

@media (max-width: 980px) {
  .hero-flow { grid-template-columns: minmax(0, 1fr); }
  .hero-input-stack { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .hero-input-stack > p { grid-column: 1 / -1; text-align: center; }
  .hero-input-connector, .hero-flow-connector { width: 1px; height: 48px; margin: 0 auto; background: rgba(255, 255, 255, .3); }
  .hero-input-connector::after, .hero-flow-connector::after { top: auto; right: -4px; bottom: 6px; transform: rotate(135deg); }
  .hero-flow-connector::before, .hero-flow-connector i { display: none; }
  .hero-output-stack { width: 100%; grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .streaming-section, .post-section { grid-template-columns: 1fr; }
  .stream-copy, .post-copy { max-width: 720px; }
  .tutorial-steps { grid-template-columns: repeat(2, 1fr); }
  .source-build { grid-template-columns: 1fr; }
  .license-section { grid-template-columns: 1fr; gap: 20px; }
}

@media (max-width: 820px) {
  .site-header { padding: 0 18px; }
  nav { gap: 17px; }
  nav a:not(.nav-source):not(.language-link) { display: none; }
  main, footer { width: min(calc(100% - 28px), var(--page-width)); }
  .hero { padding-top: 68px; }
  .app-preview { margin-top: 44px; }
  .hero-flow-connector { width: 1px; height: 54px; margin: 0 auto; background: rgba(255, 255, 255, .3); }
  .hero-flow-connector::before { display: none; }
  .hero-flow-connector::after { top: auto; right: -4px; bottom: 6px; transform: rotate(135deg); }
  .hero-flow-connector i { display: none; }
  .hero-output-stack { width: 100%; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stats div + div { border-left: 0; }
  .stats div:nth-child(even) { border-left: 1px solid var(--line); }
  .stats div:nth-child(n+3) { border-top: 1px solid var(--line); }
  .screenshot-grid, .download-grid { grid-template-columns: 1fr; }
  .screenshot-grid figure:first-child { grid-column: auto; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid article { min-height: 250px; }
  .comparison-head, .comparison-row { grid-template-columns: repeat(2, 1fr); }
  .comparison-head > span { display: none; }
  .comparison-row > strong { min-height: auto; padding-bottom: 10px; grid-column: 1 / -1; color: var(--blue); }
  .comparison-row > span { padding-top: 10px; }
  .qr-grid { grid-template-columns: 1fr; }
  .qr-grid article { grid-template-columns: 1fr 150px; text-align: left; }
  .qr-grid article h3, .qr-grid article p { grid-column: 1; }
  .qr-grid article h3 { grid-row: 1; }
  .qr-grid article p { grid-row: 2; min-height: 0; }
  .qr-grid img { grid-column: 2; grid-row: 1 / 3; width: 150px; }
}

@media (max-width: 560px) {
  .brand small { display: none; }
  .nav-source span { display: none; }
  nav { gap: 15px; }
  h1 { overflow-wrap: anywhere; font-size: 40px; }
  h1 span + span { margin-top: 4px; }
  h2 { font-size: 38px; }
  .eyebrow { font-size: 15px; }
  .lead { font-size: 17px; }
  .hero { padding: 54px 0 26px; }
  .hero .actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .app-preview a { padding: 5px; border-radius: 16px; }
  .app-preview img { border-radius: 11px; }
  .hero-diagram { padding: 18px; border-radius: 22px; }
  .hero-input-stack { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-input-stack > p, .hero-input-stack article.is-mobile { grid-column: 1 / -1; }
  .hero-input-stack > p { text-align: left; }
  .hero-input-stack article { min-height: 76px; padding: 12px; border-radius: 15px; }
  .hero-input-stack article.is-mobile { min-height: 88px; }
  .hero-input-connector { height: 42px; }
  .hero-monitor { border-radius: 16px; }
  .hero-monitor-head { min-height: 46px; padding: 0 15px; }
  .hero-monitor-head strong { font-size: 14px; }
  .hero-monitor-head > span { font-size: 11px; }
  .hero-monitor-head i { width: 9px; height: 9px; box-shadow: 0 0 0 6px rgba(255, 59, 48, .14); }
  .hero-monitor-slide span { height: 4px; }
  .hero-monitor-camera { border-width: 2px; }
  .hero-monitor-meta { min-height: 43px; padding: 0 11px; font-size: 10px; }
  .hero-flow-connector { height: 46px; }
  .hero-output-stack { grid-template-columns: 1fr; }
  .hero-output-stack article { min-height: 84px; padding: 15px; border-radius: 16px; gap: 13px; }
  .hero-output-stack svg { width: 30px; height: 30px; }
  .hero-output-stack strong { font-size: 14px; }
  .hero-output-stack span { font-size: 10px; }
  .hero-diagram figcaption { margin-bottom: -4px; }
  .content-section { padding: 64px 20px; border-radius: 26px; }
  .stats div { min-height: 106px; padding: 18px 10px; }
  .stats strong { font-size: 21px; }
  .stream-board { grid-template-columns: 1fr; }
  .stream-connector { width: 1px; height: 34px; margin: 0 auto; }
  .stream-connector::after { top: auto; right: -3px; bottom: 0; transform: rotate(135deg); }
  .track-head, .track-row { grid-template-columns: .72fr 1.25fr 38px; gap: 8px; padding-inline: 12px; }
  .track-row code { font-size: 10px; }
  .screenshot-grid { gap: 30px; }
  .screenshot-grid a { border-radius: 12px; }
  .feature-grid article { min-height: auto; padding: 28px; }
  .feature-grid svg { margin-bottom: 38px; }
  .comparison-head { display: none; }
  .comparison-row { grid-template-columns: 1fr; }
  .comparison-row > strong { padding: 22px 22px 8px; }
  .comparison-row > span { min-height: auto; padding: 14px 22px 18px; }
  .comparison-row > span::before { display: block; margin-bottom: 4px; color: var(--ink); font-size: 12px; font-weight: 650; }
  .comparison-row > span:nth-child(2)::before { content: "LectureGo"; }
  .comparison-row > span:nth-child(3)::before { content: "OBS Studio"; }
  .tutorial-steps { grid-template-columns: 1fr; }
  .tutorial-steps li { min-height: auto; gap: 20px; }
  .tutorial-output { align-items: flex-start; flex-direction: column; gap: 5px; }
  .download-grid article { padding: 22px; }
  .download-grid article .button { width: 100%; }
  .source-build { padding: 22px; }
  .terminal { padding: 15px; }
  .qr-grid article { grid-template-columns: 1fr 108px; padding: 18px; }
  .qr-grid img { width: 108px; }
  .license-section { padding: 28px; }
  footer { align-items: flex-start; flex-direction: column; justify-content: center; gap: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}