@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;450;500;550;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --canvas: #071018;
  --surface: #0b1621;
  --ink: #edf1f6;
  --muted: #9aa9bb;
  --line: #a4badb24;
  --hud: #8cffaa;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
  color-scheme: dark;
  font-synthesis: none;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 98px; }
body { margin: 0; background: var(--canvas); color: var(--ink); font: 400 16px/1.7 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }
button, a { -webkit-tap-highlight-color: transparent; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-weight: 400; }
h2 { font-size: clamp(36px, 3.6vw, 54px); line-height: 1.16; letter-spacing: -1.9px; margin-bottom: 25px; }
h3 { letter-spacing: -.6px; }
em { font: inherit; }
button:focus-visible, a:focus-visible, summary:focus-visible, [tabindex]:focus-visible { outline: 2px solid var(--hud); outline-offset: 6px; }
::selection { background: #a9c1de; color: var(--canvas); }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.section-wrap { width: 100%; max-width: 1536px; padding-inline: clamp(28px, 4vw, 72px); margin-inline: auto; }
.section-space { padding-block: 115px; }
.eyebrow, .micro-label { display: flex; align-items: center; gap: 10px; margin: 0 0 28px; font: 500 10px/1.7 var(--sans); letter-spacing: 2.6px; color: #8eabc7; }
.status-dot { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: currentColor; flex-shrink: 0; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 25px; min-height: 50px; padding: 13px 28px; border: 1px solid #f3f5f8; border-radius: 40px; background: #f3f5f8; color: #111923; font-size: 14px; font-weight: 500; line-height: 1.4; transition: background .2s, transform .2s; white-space: nowrap; }
.button > span { font-size: 18px; font-weight: 400; }
.button:hover { background: #d6e3f0; border-color: #d6e3f0; transform: translateY(-2px); }
.button-small { min-height: 44px; padding: 10px 21px; font-size: 12px; gap: 18px; }
.text-button { display: inline-flex; align-items: center; gap: 16px; font-size: 14px; min-height: 44px; }
.text-button:hover { color: white; }
.play-icon { display: inline-grid; place-items: center; width: 42px; height: 42px; border: 1px solid #a9b9cc; border-radius: 50%; font-size: 10px; flex-shrink: 0; padding-left: 2px; }
.skip-link { position: fixed; top: -100px; left: 20px; padding: 12px 18px; background: white; color: var(--canvas); z-index: 100; }
.skip-link:focus { top: 12px; }

/* The image and live typography share the viewport, as in the approved cinema concept. */
.site-header { position: absolute; inset: 0 0 auto; z-index: 20; height: 82px; }
.nav-wrap { max-width: 1700px; margin: auto; padding-inline: clamp(28px, 3.4vw, 64px); height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 36px; }
.brand { display: flex; align-items: center; font-size: 24px; font-weight: 550; line-height: 1; letter-spacing: -1.2px; white-space: nowrap; }
.brand > img, .brand small { display: none; }
.brand-light { font-weight: 450; margin-left: 5px; }
#navigation { display: flex; align-items: center; gap: 34px; margin-left: auto; }
#navigation a, .signin-link { display: inline-flex; align-items: center; min-height: 44px; font-size: 12px; color: #b7c3d3; }
#navigation a:hover, .signin-link:hover { color: white; }
.nav-actions { display: flex; align-items: center; gap: 25px; }
.nav-actions .button { display: none; }
.signin-link { border-left: 1px solid #9cb6d13a; padding-left: 30px; }
.signin-link span { margin-left: 8px; }
.menu-toggle, #navigation .mobile-signin { display: none; }
.hero { position: relative; isolation: isolate; min-height: 660px; height: min(50vw, 880px); overflow: hidden; }
.hero-art { position: absolute; inset: 0; z-index: -3; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero::after { content: ''; position: absolute; inset: 0; z-index: -2; background: linear-gradient(0deg, #0710186e, transparent 25%), linear-gradient(90deg, #030b133b, transparent 57%); pointer-events: none; }
.hero-copy { position: absolute; left: clamp(28px, 3.4vw, 64px); bottom: 13.6%; max-width: 55%; }
.hero-copy > .eyebrow { margin-bottom: 22px; font-size: 10px; letter-spacing: 2.4px; color: #93aac1; }
.hero-copy > .eyebrow .status-dot { display: none; }
h1 { font-size: clamp(42px, 3.72vw, 66px); font-weight: 400; line-height: 1.15; letter-spacing: -2.3px; margin: 0 0 16px; }
.hero-intro { margin: 0; }
.hero-description { color: #aab7c9; margin: 0 0 31px; }
.hero-lead { display: block; font-size: clamp(18px, 1.72vw, 28px); font-weight: 300; letter-spacing: -.5px; margin-bottom: 10px; }
.hero-support { display: block; font-size: clamp(13px, 1.2vw, 19px); font-weight: 300; }
.hero-actions { display: flex; align-items: center; gap: 27px; }
.hero-actions .button { min-width: 146px; }
.hero-actions .button > span { display: none; }
.hero-actions .text-button { color: #cbd5e2; }
.chapter-rail { position: absolute; right: 3.2%; top: 22%; display: flex; flex-direction: column; align-items: center; gap: 11px; }
.chapter-rail a { display: grid; place-items: center; min-width: 36px; min-height: 36px; font-size: 10px; color: #a8b9cc; transition: color .2s; }
.chapter-rail a:first-child { color: white; }
.chapter-rail a:hover { color: var(--hud); }
.chapter-rail > span { width: 1px; height: 47px; background: #71869b59; }
.hero-bottom { position: absolute; bottom: 25px; left: 3.4%; right: 3.4%; display: flex; align-items: center; justify-content: space-between; color: #7f96ad; font: 400 8px var(--sans); letter-spacing: 2px; }
.hero-bottom a { display: inline-flex; align-items: center; gap: 17px; min-height: 32px; font-size: 10px; letter-spacing: .2px; color: #a5b6c8; }

/* Hardware is a continuous photographic story, not a row of feature cards. */
.workflow-section { padding-top: 57px; padding-bottom: 76px; background: linear-gradient(#060e15, var(--canvas)); }
.workflow-intro { display: grid; grid-template-columns: 1fr 1.1fr; align-items: start; gap: 30px; margin-bottom: 57px; }
.workflow-section .section-heading { display: block; margin: 0; }
.workflow-section .eyebrow { display: none; }
.workflow-section h2 { font-size: clamp(33px, 3.35vw, 51px); letter-spacing: -1.8px; margin-bottom: 16px; }
.hero-requirements { font-size: clamp(14px, 1.45vw, 22px); color: #8c9db1; font-weight: 300; letter-spacing: -.3px; margin: 0 0 23px; }
.workflow-section .section-heading > p { color: var(--muted); max-width: 450px; font-size: 13px; line-height: 1.9; margin: 0; }
.connection-art { width: 113%; max-width: 113%; height: auto; margin: -35px 0 -35px -6%; mix-blend-mode: lighten; mask-image: radial-gradient(ellipse at center, black 46%, transparent 74%); }
.workflow-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 50px; }
.workflow-grid article { position: relative; padding-top: 25px; border-top: 1px solid var(--line); }
.workflow-number { font: 400 11px var(--mono); color: #8ea4bb; }
.workflow-number > span { display: none; }
.workflow-icon { position: absolute; right: 0; top: 21px; width: 32px; height: 32px; fill: none; stroke: #9eb4cd; stroke-width: 1.3; stroke-linecap: round; }
.workflow-grid h3 { font-size: 20px; line-height: 1.4; margin: 28px 0 13px; }
.workflow-grid p { color: var(--muted); font-size: 13px; line-height: 1.9; margin-bottom: 22px; max-width: 340px; }
.workflow-detail { font: 400 8px/1.7 var(--sans); letter-spacing: 1.5px; color: #7f98b3; }
.connection-note { display: flex; align-items: center; gap: 12px; color: #8a9db1; margin-top: 47px; padding-top: 24px; border-top: 1px solid var(--line); }
.connection-note p { font-size: 11px; line-height: 1.8; margin: 0; max-width: 820px; }
.connection-note a { white-space: nowrap; font-size: 11px; margin-left: auto; color: #c4d0de; }
.connection-note a span { margin-left: 12px; }
.foundation-strip { border-block: 1px solid var(--line); background: #0a141e; }
.foundation-inner { display: grid; grid-template-columns: 1.1fr repeat(4, 1fr); align-items: center; padding-block: 26px; gap: 30px; }
.foundation-inner p { margin: 0; color: #8699ad; font-size: 10px; line-height: 1.6; }
.foundation-inner strong { font-weight: 400; color: #aebccc; }
.foundation-inner > span { display: flex; align-items: center; justify-content: center; gap: 9px; font-size: 17px; letter-spacing: -.5px; color: #a3b1c1; }
.foundation-inner svg { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 1.2; }
.foundation-symbol { font-size: 26px; }
.foundation-inner > .rokid-word { font-size: 25px; font-weight: 500; }
.rokid-word small { font: 400 6px var(--sans); letter-spacing: 1.4px; }

/* Monochrome green is reserved for the glasses' actual HUD language. */
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 60px; margin-bottom: 50px; }
.section-heading h2 { margin-bottom: 0; }
.section-heading > p { color: var(--muted); max-width: 345px; font-size: 14px; line-height: 1.9; margin: 0 0 4px; }
.experience-layout { display: grid; grid-template-columns: .8fr 1.5fr; gap: 70px; align-items: center; }
.micro-label { color: #7e95af; font-size: 9px; margin-bottom: 12px; letter-spacing: 2px; }
.demo-tabs { display: flex; flex-direction: column; }
.demo-tabs button { display: flex; align-items: center; gap: 18px; color: #a0afc0; background: none; border: 0; border-bottom: 1px solid var(--line); padding: 24px 0; text-align: left; min-height: 90px; }
.demo-tabs button[aria-selected='true'] { color: white; }
.demo-tabs button:hover { color: white; }
.step-index { font: 400 10px var(--mono); color: #6e87a0; }
[aria-selected='true'] .step-index { color: var(--hud); }
.demo-tabs strong { display: block; font-size: 17px; font-weight: 400; line-height: 1.4; letter-spacing: -.4px; }
.demo-tabs small { display: block; margin-top: 7px; font-size: 11px; color: #8b9eb3; }
.tab-arrow { margin-left: auto; opacity: 0; font-size: 22px; color: #b4c7db; }
[aria-selected='true'] > .tab-arrow { opacity: 1; }
.demo-explainer { color: var(--muted); font-size: 12px; line-height: 1.9; margin: 24px 0 0; min-height: 69px; }
.hero-visual-note { color: #8b9fb6; font-size: 12px; margin: 17px 0 0; }
.demo-stage { min-width: 0; }
.demo-panel { position: relative; border: 1px solid #344c61; border-radius: 30px 70px 48px 64px; background: radial-gradient(ellipse at 0 0, #243d543b, transparent 70%), #080f17; color: var(--hud); overflow: hidden; box-shadow: inset 1px 2px 0 #a9c3e218, inset -1px -2px 0 #a9c3e214, 0 30px 80px #0003; font-family: var(--mono); }
.demo-chrome { padding: 25px 34px 15px; display: flex; align-items: center; gap: 10px; font-size: 8px; letter-spacing: 1.2px; color: #8cb398; }
.viewfinder-icon { font-size: 20px; }
.demo-preview-label { margin-left: auto; color: #789487; font-size: 7px; }
.demo-content { padding: 17px 38px 30px; min-height: 320px; }
.demo-session { display: flex; align-items: center; gap: 8px; color: #8dc4a0; font-size: 9px; flex-wrap: wrap; }
#demo-status { margin-left: auto; color: #7b9d89; font-size: 8px; }
#demo-prompt { font: 400 clamp(18px, 1.8vw, 26px)/1.5 var(--mono); letter-spacing: -.7px; margin: 34px 0 25px; text-shadow: 0 0 16px #68ff941a; }
.demo-output { font-size: 11px; line-height: 2.2; color: #98d9aa; min-height: 107px; }
.demo-output p { margin: 0; }
.demo-output p:last-child:not(.demo-output-idle) { color: #b3ffc6; }
.demo-output-idle { color: #87a392; }
.demo-panel-footer { display: flex; justify-content: space-between; gap: 20px; padding: 13px 37px 23px; font-size: 7px; letter-spacing: .6px; color: #789482; }
.demo-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin: 22px 5px 0; }
.demo-toolbar p { color: #8396ac; display: flex; align-items: center; gap: 8px; margin: 0; font-size: 10px; }
.demo-toolbar .status-dot { width: 4px; height: 4px; }
.demo-toolbar .button { font-size: 11px; }
summary { cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
.recording { margin-top: 58px; border-block: 1px solid var(--line); }
.recording > summary { display: flex; align-items: center; gap: 19px; padding-block: 22px; font-size: 13px; color: #c2cdda; }
.recording .play-icon { width: 34px; height: 34px; font-size: 8px; border-color: #5b7289; }
.recording-length { margin-left: auto; color: #8398af; font: 400 10px var(--mono); }
.recording-length > span { margin-left: 22px; }
.recording-content { padding-bottom: 25px; }
.recording-content video { display: block; width: 100%; height: auto; max-height: 670px; background: black; }
.recording-content > p { color: var(--muted); font-size: 11px; line-height: 1.9; max-width: 850px; margin: 18px 0 0; }

/* A quiet device silhouette, without a colored container or ornamental card stack. */
.companion-section { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 90px; border-top: 1px solid var(--line); }
.companion-copy { padding-left: 6%; }
.companion-copy h2 em { color: #9db1c9; }
.companion-copy > p:not(.eyebrow) { font-size: 14px; line-height: 1.9; color: var(--muted); max-width: 385px; }
.companion-copy .text-button { color: #d0dbe8; margin-top: 12px; }
.companion-note { display: flex; gap: 13px; color: #7e95ad; font-size: 11px; line-height: 1.9; margin-top: 28px; }
.companion-note > span { color: #a3bbd3; font-size: 23px; }
.companion-visual { position: relative; min-height: 590px; display: flex; align-items: center; justify-content: center; isolation: isolate; }
.companion-grid { position: absolute; inset: 0 -5%; z-index: -1; background: radial-gradient(ellipse, #365f8945, #14305018 45%, transparent 68%); }
.phone-mockup { width: 278px; min-height: 505px; background: #0a121d; color: white; border: 5px solid #283747; outline: 1px solid #718397; border-radius: 39px; padding: 17px 16px 11px; box-shadow: 14px 22px 55px #0008, inset 0 0 0 1px #000; position: relative; transform: rotate(6deg); }
.phone-top { display: flex; justify-content: space-between; align-items: center; position: relative; margin: 0 5px 28px; font: 500 9px var(--sans); }
.phone-island { position: absolute; width: 66px; height: 17px; left: calc(50% - 33px); top: -5px; background: #03070c; border: 1px solid #202c3a; border-radius: 12px; }
.phone-app-header { display: flex; align-items: center; gap: 8px; font-size: 11px; }
.phone-app-header .status-dot { margin-left: auto; color: #a3bfdc; }
.phone-session { display: flex; justify-content: space-between; padding: 12px 0; border-block: 1px solid #26374a; color: #9baec3; margin: 17px 0 20px; font: 400 8px var(--mono); }
.phone-message small, .phone-response small { color: #9fb6cf; font: 400 7px var(--mono); letter-spacing: 1px; }
.phone-message p { font-size: 10px; margin: 8px 0 12px; }
.attachment-preview { height: 106px; display: flex; background: #d3dce8; border: 1px solid #808fa2; border-radius: 5px; overflow: hidden; }
.attachment-sidebar { width: 33px; background: #243d59; position: relative; border-right: 7px solid #b5c5d8; }
.attachment-sidebar::after { content: ''; position: absolute; top: 15px; left: 7px; width: 12px; height: 3px; background: #c5d7ed; box-shadow: 0 14px #7792b0, 0 25px #7792b0, 0 36px #7792b0; }
.attachment-main { padding: 13px; flex: 1; }
.attachment-main > i { display: block; width: 50px; height: 5px; background: #849bb5; margin-bottom: 10px; }
.attachment-main > div { display: flex; gap: 7px; margin-bottom: 9px; }
.attachment-main > div i { flex: 1; height: 22px; background: #b2c2d5; border: 1px solid #9eb1c8; }
.attachment-main > b { display: block; height: 3px; background: #a6b8cf; margin-bottom: 5px; }
.attachment-name { display: flex; justify-content: space-between; font: 400 7px var(--mono); color: #a3b6cc; padding-top: 8px; }
.phone-response { border-left: 1px solid #859ebc; background: #142134; padding: 12px; margin-top: 24px; }
.phone-response p { font-size: 10px; line-height: 1.8; color: #c5d1e1; margin: 5px 0 0; }
.phone-composer { display: flex; align-items: center; justify-content: space-between; gap: 8px; border: 1px solid #35475e; border-radius: 15px; padding: 10px 8px; margin-top: 23px; color: #9eadc2; font-size: 9px; }
.phone-composer > span:first-child, .phone-composer > span:last-child { color: #c6d7eb; font-size: 16px; }
.phone-home { width: 70px; height: 3px; border-radius: 3px; background: #93a5bc; margin: 20px auto 0; }
.shared-session { position: absolute; left: 0; bottom: 92px; display: flex; align-items: center; gap: 12px; padding: 18px 25px 18px 0; background: linear-gradient(90deg, #08121bf0 70%, transparent); color: #9bafc6; font-size: 11px; line-height: 1.6; }
.shared-session strong { color: #e1e9f3; font-size: 15px; font-weight: 400; }
.shared-session > span:last-child { font-size: 22px; margin-left: 13px; }
.shared-session .status-dot { color: #c5d8ee; }
.companion-preview-label { position: absolute; bottom: -28px; left: 0; right: 0; text-align: center; font: 400 8px var(--sans); color: #8197b1; letter-spacing: 2px; }

.compatibility-section { background: linear-gradient(115deg, #122437 0, #0b1825 45%, #09141e 100%); border-block: 1px solid var(--line); }
.compatibility-layout { display: grid; grid-template-columns: 1fr 1.05fr; gap: 100px; align-items: start; }
.compatibility-layout h2 { font-size: clamp(36px, 3.4vw, 50px); }
.compatibility-intro { color: var(--muted); font-size: 14px; line-height: 1.9; max-width: 330px; }
.compatibility-layout .text-button { color: #cbd9e9; margin-top: 13px; font-size: 13px; }
.requirements-card { border-top: 1px solid #92b0cd66; }
.supported-model { display: flex; align-items: center; gap: 14px; padding-block: 24px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.supported-model > img { display: none; }
.supported-model h3 { font-size: 24px; margin: 0 0 5px; }
.supported-model p { font-size: 10px; color: #9ab0c8; margin: 0; line-height: 1.8; }
.supported-badge { margin-left: auto; color: #b4c9de; padding: 5px 0; font: 400 8px var(--sans); letter-spacing: 1.7px; }
.requirements-list { list-style: none; margin: 0; padding: 0; }
.requirements-list li { display: flex; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.requirements-list li > span { color: #9db7d3; font: 400 14px var(--mono); padding-top: 4px; }
.requirements-list strong { font-size: 14px; font-weight: 450; }
.requirements-list p { font-size: 12px; color: var(--muted); line-height: 1.9; margin: 6px 0 0; }
.unsupported-note { font-size: 11px; color: #8ba0b8; line-height: 1.9; margin: 0; padding-top: 22px; }
.faq-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 100px; }
.faq-section > div:first-child > p:last-child { font-size: 13px; color: var(--muted); margin-top: 32px; line-height: 2; }
.faq-section > div:first-child a { color: #c2d2e5; }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list details:first-child { border-top: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: center; gap: 20px; font-size: 14px; line-height: 1.6; padding-block: 22px; }
.faq-list summary span { margin-left: auto; font-size: 22px; font-weight: 300; color: #839db9; transition: transform .2s; flex-shrink: 0; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { font-size: 12px; color: var(--muted); line-height: 1.9; margin: 0 25px 24px 0; }
.closing-section { position: relative; overflow: hidden; background: radial-gradient(ellipse at 50% 115%, #345375 0, #142638 35%, #08131d 70%); border-top: 1px solid var(--line); }
.closing-inner { padding-block: 100px 108px; text-align: center; position: relative; }
.closing-inner > .eyebrow { justify-content: center; color: #9ab0c8; font-size: 9px; margin-bottom: 27px; }
.closing-inner h2 { font-size: clamp(48px, 5.8vw, 86px); font-weight: 300; line-height: 1.12; letter-spacing: -3px; margin-bottom: 27px; }
.closing-inner em { color: #a9bdd5; }
.closing-inner > p:not(.eyebrow) { color: #9bafc5; font-size: 14px; }
.closing-inner > .button { margin-top: 14px; }
.closing-inner > small { display: block; color: #93a9c1; font-size: 10px; margin-top: 22px; }
.closing-watermark { display: none; }
.site-footer { padding-block: 45px 29px; }
.footer-top { display: flex; align-items: center; gap: 35px; border-bottom: 1px solid var(--line); padding-bottom: 31px; }
.footer-top > p { color: #7f94ad; font-size: 11px; margin: 0; }
.footer-top > div { display: flex; gap: 29px; font-size: 11px; margin-left: auto; color: #b3c3d5; }
.footer-bottom { display: flex; justify-content: space-between; gap: 35px; align-items: flex-end; padding-top: 24px; }
.footer-bottom p { color: #7b91aa; font-size: 9px; line-height: 1.9; margin: 0; }
.footer-bottom > a { white-space: nowrap; color: #95abc3; font: 400 8px var(--sans); letter-spacing: 1.6px; }
.small-note { font-size: 11px; color: var(--muted); }

@media (min-width: 1700px) {
  .hero-copy { left: max(64px, calc((100vw - 1572px) / 2)); }
}
@media (max-width: 1100px) {
  .section-space { padding-block: 85px; }
  .nav-wrap { gap: 25px; }
  #navigation { gap: 24px; }
  .signin-link { padding-left: 20px; }
  .hero { height: 620px; min-height: 620px; }
  .hero-art { object-position: 59% center; }
  .hero-copy { bottom: 14%; max-width: 65%; }
  h1 { font-size: 43px; }
  .hero-lead { font-size: 21px; }
  .hero-support { font-size: 14px; }
  .hero::after { background: linear-gradient(90deg, #04101a66, transparent 72%); }
  .workflow-section { padding-top: 48px; padding-bottom: 65px; }
  .workflow-intro { gap: 15px; }
  .workflow-section h2 { font-size: 35px; }
  .workflow-grid { gap: 30px; }
  .workflow-grid h3 { font-size: 18px; }
  .workflow-grid p { font-size: 12px; }
  .experience-layout { gap: 38px; grid-template-columns: .8fr 1.3fr; }
  .demo-content { padding-inline: 27px; }
  .demo-chrome, .demo-panel-footer { padding-inline: 27px; }
  .demo-toolbar { flex-wrap: wrap; }
  .demo-tabs strong { font-size: 15px; }
  .demo-tabs small { font-size: 10px; }
  .demo-tabs button { gap: 12px; }
  .companion-section, .compatibility-layout, .faq-section { gap: 55px; }
  .companion-copy { padding-left: 0; }
  .footer-top > p { display: none; }
}
@media (max-width: 820px) {
  .brand { font-size: 22px; }
  #navigation { gap: 21px; }
  #navigation a { font-size: 11px; }
  .nav-actions { display: none; }
  .hero { height: 660px; min-height: 660px; }
  .hero-art { object-position: 65% center; }
  .hero-copy { max-width: 77%; bottom: 12%; }
  .hero::after { background: linear-gradient(0deg, #06101bee, #07101800 80%), linear-gradient(90deg, #030b1355, transparent 80%); }
  .hero-copy > .eyebrow { margin-bottom: 17px; }
  h1 { font-size: 45px; }
  .chapter-rail { right: 2%; }
  .workflow-intro { grid-template-columns: 1fr 1fr; }
  .workflow-section h2 { font-size: 30px; letter-spacing: -1.2px; }
  .workflow-section .section-heading > p { font-size: 12px; }
  .hero-requirements { font-size: 13px; }
  .workflow-grid { gap: 24px; }
  .workflow-grid h3 { font-size: 17px; }
  .foundation-inner { gap: 20px; }
  .foundation-inner > span { font-size: 14px; }
  .foundation-inner p { font-size: 9px; }
  .foundation-inner > .rokid-word { font-size: 22px; }
  .section-heading { gap: 30px; }
  .section-heading > p { font-size: 12px; max-width: 245px; }
  .experience-layout { grid-template-columns: 1fr; gap: 28px; }
  .demo-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 23px; }
  .demo-tabs button { align-items: flex-start; }
  .demo-tabs button[aria-selected='true'] { border-color: #98baaa; }
  .demo-tabs strong { font-size: 13px; }
  .demo-tabs small { font-size: 10px; }
  .tab-arrow { display: none; }
  .demo-explainer { min-height: 40px; margin-top: 20px; }
  .demo-content { min-height: 275px; padding-inline: 35px; }
  .demo-chrome, .demo-panel-footer { padding-inline: 35px; }
  #demo-prompt { font-size: 23px; }
  .companion-section { gap: 30px; }
  .companion-visual { min-height: 560px; }
  .phone-mockup { width: 252px; transform: rotate(4deg); padding-inline: 13px; }
  .shared-session { left: -10px; bottom: 43px; padding: 12px; }
  .compatibility-layout, .faq-section { gap: 38px; }
  .compatibility-layout h2 { font-size: 35px; }
}
@media (max-width: 700px) {
  html { scroll-padding-top: 28px; }
  .section-wrap { padding-inline: 24px; }
  .section-space { padding-block: 70px; }
  h2 { font-size: 37px; letter-spacing: -1.6px; }
  .eyebrow { font-size: 9px; letter-spacing: 1.8px; margin-bottom: 23px; }
  .site-header { height: 72px; }
  .nav-wrap { padding-inline: 24px; gap: 15px; }
  .brand { font-size: 22px; }
  .menu-toggle { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; width: 44px; min-height: 44px; border: 0; background: none; margin-right: -10px; padding: 10px; }
  .menu-toggle span { width: 22px; height: 1px; background: #dbe4ef; transition: transform .2s; }
  .menu-toggle[aria-expanded='true'] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu-toggle[aria-expanded='true'] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  #navigation { position: absolute; display: none; top: 71px; left: 0; right: 0; background: #08131ef5; backdrop-filter: blur(20px); border-bottom: 1px solid #8ba5c444; flex-direction: column; align-items: stretch; gap: 0; padding: 15px 24px 20px; }
  #navigation.is-open { display: flex; }
  #navigation a { font-size: 15px; min-height: 48px; }
  #navigation .mobile-signin { display: flex; border-top: 1px solid var(--line); margin-top: 10px; padding-top: 10px; }
  .hero { height: auto; min-height: 0; padding-top: 315px; }
  .hero-art { height: 420px; width: 100%; object-position: 64% center; }
  .hero::after { height: 421px; bottom: auto; background: linear-gradient(0deg, var(--canvas) 1%, #071018e8 10%, #07101800 37%); }
  .hero-copy { position: relative; bottom: auto; left: auto; max-width: none; padding: 0 24px 58px; }
  .hero-copy > .eyebrow { font-size: 9px; letter-spacing: 2px; margin-bottom: 18px; }
  h1 { font-size: clamp(34px, 8.8vw, 54px); font-weight: 400; line-height: 1.13; letter-spacing: -1.7px; margin-bottom: 22px; }
  .hero-lead { font-size: 19px; line-height: 1.5; max-width: 350px; letter-spacing: -.3px; margin-bottom: 12px; }
  .hero-support { font-size: 13px; line-height: 1.85; max-width: 330px; }
  .hero-description { margin-bottom: 27px; }
  .hero-actions { gap: 22px; }
  .hero-actions .button { min-width: 130px; padding-inline: 24px; font-size: 13px; }
  .hero-actions .text-button { font-size: 12px; gap: 11px; }
  .hero-actions .play-icon { width: 35px; height: 35px; font-size: 8px; }
  .chapter-rail { display: none; }
  .hero-bottom { left: 24px; right: 24px; bottom: 12px; font-size: 6px; letter-spacing: 1.3px; }
  .hero-bottom a { font-size: 8px; gap: 9px; }
  .workflow-section { padding-top: 43px; padding-bottom: 49px; }
  .workflow-intro { grid-template-columns: 1fr; gap: 13px; margin-bottom: 30px; }
  .workflow-section h2 { font-size: clamp(29px, 7.5vw, 33px); letter-spacing: -1.4px; margin-bottom: 17px; }
  .hero-requirements { font-size: 15px; line-height: 1.7; max-width: 270px; margin-bottom: 20px; }
  .workflow-section .section-heading > p { font-size: 13px; line-height: 1.85; max-width: 450px; margin: 0; }
  .connection-art { width: calc(100% + 24px); max-width: none; margin: 0 0 0 -12px; }
  .workflow-grid { grid-template-columns: 1fr; gap: 0; }
  .workflow-grid article { display: grid; grid-template-columns: 26px 1fr; gap: 0 17px; padding-block: 25px; }
  .workflow-number { grid-column: 1; grid-row: 1/4; padding-top: 5px; font-size: 10px; }
  .workflow-icon { width: 27px; height: 27px; top: 23px; }
  .workflow-grid h3 { grid-column: 2; font-size: 19px; margin: 0 35px 13px 0; }
  .workflow-grid p { grid-column: 2; font-size: 13px; line-height: 1.85; margin-bottom: 15px; max-width: none; }
  .workflow-detail { grid-column: 2; font-size: 7px; letter-spacing: 1.2px; }
  .connection-note { margin-top: 4px; flex-wrap: wrap; align-items: flex-start; gap: 10px; }
  .connection-note > .status-dot { margin-top: 8px; }
  .connection-note p { flex: 1; font-size: 11px; }
  .connection-note a { margin-left: 15px; width: 100%; font-size: 12px; min-height: 35px; }
  .foundation-inner { grid-template-columns: repeat(2, 1fr); gap: 22px; padding-block: 27px; }
  .foundation-inner p { grid-column: 1/-1; text-align: center; font-size: 11px; }
  .foundation-inner p br { display: none; }
  .foundation-inner strong { margin-left: 3px; }
  .foundation-inner > span { font-size: 16px; }
  .foundation-inner > .rokid-word { font-size: 25px; }
  .section-heading { display: block; margin-bottom: 31px; }
  .section-heading > p { max-width: 400px; font-size: 13px; margin-top: 22px; }
  .micro-label { font-size: 8px; }
  .demo-tabs { gap: 15px; }
  .demo-tabs button { flex-direction: column; gap: 10px; padding-block: 18px; }
  .demo-tabs strong { font-size: 13px; line-height: 1.55; }
  .demo-tabs small { font-size: 10px; line-height: 1.7; }
  .step-index { font-size: 9px; }
  .demo-explainer { font-size: 12px; min-height: 69px; }
  .experience-layout { gap: 22px; }
  .demo-panel { border-radius: 23px 43px 32px 39px; }
  .demo-chrome { padding: 20px 21px 10px; font-size: 6px; letter-spacing: .8px; gap: 8px; }
  .demo-preview-label { font-size: 6px; letter-spacing: .2px; }
  .viewfinder-icon { font-size: 18px; }
  .demo-content { min-height: 322px; padding: 15px 24px 24px; }
  .demo-session { font-size: 9px; gap: 7px; }
  #demo-status { width: 100%; padding-left: 12px; font-size: 8px; }
  #demo-prompt { font-size: 20px; letter-spacing: -.6px; margin-block: 27px 23px; }
  .demo-output { font-size: 10px; line-height: 2; min-height: 106px; }
  .demo-panel-footer { padding: 10px 24px 20px; font-size: 6px; letter-spacing: 0; gap: 12px; }
  .demo-panel-footer > span:last-child { display: none; }
  .demo-toolbar { gap: 12px; flex-wrap: nowrap; margin-inline: 0; align-items: center; }
  .demo-toolbar p { font-size: 9px; max-width: 165px; line-height: 1.8; }
  .demo-toolbar .button { font-size: 10px; gap: 9px; padding-inline: 16px; }
  .recording { margin-top: 33px; }
  .recording > summary { font-size: 11px; gap: 13px; }
  .recording .play-icon { width: 32px; height: 32px; }
  .recording-length { font-size: 8px; }
  .recording-length > span { display: none; }
  .recording-content > p { font-size: 11px; }
  .companion-section { grid-template-columns: 1fr; gap: 24px; }
  .companion-copy h2 { font-size: 42px; }
  .companion-copy > p:not(.eyebrow) { font-size: 13px; }
  .companion-copy .text-button { font-size: 13px; }
  .companion-note { font-size: 11px; margin-top: 22px; }
  .companion-visual { width: 100%; max-width: 430px; min-height: 580px; justify-self: center; }
  .phone-mockup { width: 263px; transform: rotate(5deg); }
  .shared-session { left: 0; bottom: 70px; }
  .companion-preview-label { font-size: 7px; }
  .compatibility-layout { grid-template-columns: 1fr; gap: 33px; }
  .compatibility-layout h2 { font-size: 35px; }
  .compatibility-intro { max-width: 400px; font-size: 13px; }
  .compatibility-layout .text-button { margin-top: 5px; }
  .supported-model { gap: 12px; }
  .supported-model h3 { font-size: 23px; }
  .supported-model p { font-size: 9px; }
  .supported-badge { font-size: 7px; letter-spacing: 1px; }
  .requirements-list strong { font-size: 14px; }
  .requirements-list p { font-size: 12px; }
  .requirements-list li { gap: 15px; }
  .faq-section { grid-template-columns: 1fr; gap: 24px; }
  .faq-section > div:first-child > p:last-child { font-size: 12px; margin-top: 23px; }
  .faq-list summary { font-size: 13px; gap: 15px; padding-block: 20px; }
  .faq-list details p { font-size: 12px; margin-right: 12px; }
  .closing-inner { padding-block: 72px 79px; }
  .closing-inner h2 { font-size: clamp(46px, 11vw, 70px); letter-spacing: -2px; }
  .closing-inner > .eyebrow { font-size: 8px; letter-spacing: 1.5px; }
  .closing-inner > p:not(.eyebrow) { font-size: 13px; max-width: 290px; margin-inline: auto; }
  .closing-inner > small { font-size: 9px; max-width: 260px; margin-inline: auto; }
  .site-footer { padding-block: 34px 28px; }
  .footer-top { flex-wrap: wrap; gap: 26px; padding-bottom: 27px; }
  .footer-top > div { margin: 0; width: 100%; font-size: 11px; gap: 28px; }
  .footer-top > div a { min-height: 35px; display: inline-flex; align-items: center; }
  .footer-bottom { align-items: flex-start; gap: 20px; }
  .footer-bottom p { font-size: 8px; }
  .footer-bottom > a { font-size: 7px; line-height: 2; letter-spacing: .8px; }
}
@media (min-width: 480px) and (max-width: 700px) {
  .hero { padding-top: 370px; }
  .hero-art, .hero::after { height: 480px; }
  .hero-lead { max-width: none; }
  .hero-support { max-width: none; }
}
@media (max-width: 370px) {
  .section-wrap, .nav-wrap { padding-inline: 20px; }
  .hero-copy { padding-inline: 20px; }
  .hero { padding-top: 285px; }
  .hero-art, .hero::after { height: 385px; }
  h1 { font-size: 31px; letter-spacing: -1.5px; }
  .hero-lead { font-size: 17px; }
  .hero-actions { gap: 16px; }
  .hero-actions .button { min-width: 113px; padding-inline: 20px; font-size: 12px; }
  .hero-actions .text-button { font-size: 10px; gap: 8px; }
  .hero-actions .play-icon { width: 30px; height: 30px; }
  .hero-bottom { left: 20px; right: 20px; font-size: 5px; }
  .hero-bottom a { font-size: 7px; }
  .workflow-section h2 { font-size: 29px; }
  .demo-tabs { gap: 12px; }
  .demo-tabs strong { font-size: 12px; }
  .demo-tabs small { font-size: 9px; }
  .demo-preview-label { display: none; }
  .demo-content { padding-inline: 20px; }
  .demo-panel-footer { padding-inline: 20px; }
  .demo-toolbar .button { font-size: 9px; padding-inline: 13px; }
  .demo-toolbar p { font-size: 8px; }
  .companion-copy h2 { font-size: 36px; }
  .phone-mockup { width: 243px; }
  .companion-visual { min-height: 570px; }
  .compatibility-layout h2 { font-size: 32px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}