:root {
  --navy: #071522;
  --navy-2: #0b2033;
  --navy-3: #12304a;
  --cyan: #1bbbe8;
  --cyan-soft: #7bddf4;
  --orange: #ff693b;
  --paper: #f6f8fa;
  --paper-2: #eef3f6;
  --ink: #152433;
  --muted: #637182;
  --line: #d5e0e6;
  --white: #fff;
  --sans: 'Space Grotesk', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --condensed: 'Barlow Condensed', 'Noto Sans SC', sans-serif;
  --mono: 'DM Mono', monospace;
  --ease: cubic-bezier(.2, .75, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--navy); }
body { margin: 0; overflow-x: hidden; background: var(--paper); color: var(--ink); font-family: var(--sans); }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button { cursor: pointer; }
img, video { display: block; }
::selection { color: var(--navy); background: var(--cyan); }
.skip-link { position: fixed; z-index: 99; top: -60px; left: 20px; padding: 10px 14px; background: var(--cyan); color: var(--navy); font-weight: 700; }
.skip-link:focus { top: 18px; }

.site-header { position: fixed; z-index: 40; top: 0; right: 0; left: 0; display: flex; align-items: center; gap: 28px; height: 76px; padding: 0 clamp(20px, 4.5vw, 74px); color: var(--white); transition: height .25s, background .25s, box-shadow .25s; }
.site-header.scrolled { height: 62px; background: rgba(7, 21, 34, .95); box-shadow: 0 1px 0 rgba(123, 221, 244, .22); backdrop-filter: blur(12px); }
.wordmark { display: inline-flex; align-items: baseline; font-size: 21px; font-weight: 800; letter-spacing: -.075em; white-space: nowrap; }
.wordmark span { color: var(--cyan); }
.wordmark b { color: var(--white); }
.header-tagline { margin: 0 auto 0 0; padding-left: 18px; border-left: 1px solid rgba(255, 255, 255, .25); color: var(--cyan-soft); font: 10px var(--mono); letter-spacing: .08em; }
.desktop-nav { display: flex; align-items: center; gap: 25px; }
.desktop-nav a { position: relative; padding: 7px 0; color: rgba(255, 255, 255, .76); font-size: 12px; font-weight: 600; }
.desktop-nav a::after { position: absolute; bottom: 2px; left: 0; width: 0; height: 2px; background: var(--cyan); content: ''; transition: width .2s; }
.desktop-nav a:hover::after { width: 100%; }
.header-cta { display: inline-flex; align-items: center; gap: 10px; padding: 10px 13px; background: var(--cyan); color: var(--navy); font-size: 12px; font-weight: 800; }
.header-cta span { font-size: 17px; line-height: .7; }
.menu-button, .mobile-nav { display: none; }

.hero { position: relative; display: flex; align-items: flex-end; min-height: min(870px, 100svh); padding: 0 clamp(20px, 8vw, 130px) 92px; overflow: hidden; color: var(--white); background: var(--navy); }
.hero-media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-scrim { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5, 18, 30, .94) 0%, rgba(5, 18, 30, .72) 38%, rgba(5, 18, 30, .12) 70%), linear-gradient(0deg, rgba(5, 18, 30, .62), transparent 42%); }
.hero::before { position: absolute; top: 0; right: 0; width: 24vw; height: 82px; background: var(--cyan); content: ''; }
.hero-copy { position: relative; z-index: 1; max-width: 720px; }
.eyebrow { display: flex; align-items: center; gap: 12px; color: var(--cyan); font: 10px var(--mono); letter-spacing: .08em; }
.eyebrow i { width: 26px; height: 1px; background: currentColor; }
.hero-kicker { margin: 54px 0 12px; color: var(--cyan); font: 12px var(--mono); letter-spacing: .12em; }
.hero h1 { margin: 0; font-family: var(--condensed); font-size: clamp(69px, 8.1vw, 136px); font-weight: 700; letter-spacing: -.052em; line-height: .79; }
.hero h1 em { color: var(--cyan); font-style: normal; }
.hero-sub { max-width: 560px; margin: 29px 0 0; color: var(--cyan-soft); font-size: 13px; line-height: 1.7; }
.hero-sub b { padding: 0 8px; color: var(--orange); }
.hero-cn { max-width: 480px; margin: 20px 0 0; color: rgba(255, 255, 255, .78); font-size: 14px; line-height: 1.8; }
.hero-actions { display: flex; align-items: center; gap: 24px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 16px; padding: 15px 18px; border: 0; font-size: 12px; font-weight: 800; transition: transform .25s var(--ease), background .25s; }
.button:hover { transform: translateY(-3px); }
.button span { font-size: 16px; }
.button.cyan { color: var(--navy); background: var(--cyan); }
.button.navy { width: 100%; margin-top: 27px; color: var(--white); background: var(--navy); }
.inline-link { padding-bottom: 7px; border-bottom: 1px solid rgba(255, 255, 255, .45); font-size: 12px; font-weight: 700; }
.inline-link span { padding-left: 20px; color: var(--cyan); font-size: 17px; }
.hero-specs { position: absolute; z-index: 2; right: clamp(20px, 8vw, 130px); bottom: 24px; display: flex; min-width: 500px; border: 1px solid rgba(123, 221, 244, .35); background: rgba(6, 19, 31, .68); backdrop-filter: blur(13px); }
.hero-specs div { flex: 1; padding: 12px 17px; border-left: 1px solid rgba(123, 221, 244, .27); }
.hero-specs div:first-child { border-left: 0; }
.hero-specs span { display: block; color: var(--white); font: 24px var(--condensed); letter-spacing: -.03em; }
.hero-specs small { display: block; margin-top: 3px; color: var(--cyan); font: 8px var(--mono); letter-spacing: .08em; }
.hero-caption { position: absolute; z-index: 2; right: clamp(20px, 3vw, 54px); bottom: 92px; margin: 0; color: rgba(255, 255, 255, .58); font: 8px var(--mono); letter-spacing: .09em; writing-mode: vertical-rl; }

.metric-band { display: grid; grid-template-columns: repeat(4, 1fr); background: var(--navy-2); color: var(--white); }
.metric-band article { min-height: 185px; padding: 29px clamp(18px, 3vw, 49px); border-left: 1px solid rgba(123, 221, 244, .22); }
.metric-band article:first-child { border-left: 0; }
.metric-band span { display: block; color: var(--cyan); font: 9px var(--mono); letter-spacing: .08em; }
.metric-band strong { display: block; margin: 20px 0 5px; font-family: var(--condensed); font-size: 61px; line-height: .75; letter-spacing: -.05em; }
.metric-band small { margin-left: 3px; color: var(--cyan); font-size: .43em; letter-spacing: 0; }
.metric-band p { margin: 0; color: rgba(255, 255, 255, .65); font-size: 12px; }

.section-space { padding: 130px clamp(20px, 8vw, 130px); }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(270px, .55fr); gap: 80px; align-items: end; margin-bottom: 65px; }
.section-heading.compact { margin-bottom: 52px; }
.section-number { margin: 0 0 18px; color: #149cc8; font: 10px var(--mono); letter-spacing: .1em; }
.section-number.light { color: var(--cyan); }
h2 { margin: 0; color: var(--ink); font-size: clamp(39px, 4.5vw, 71px); font-weight: 700; letter-spacing: -.08em; line-height: 1.02; }
.section-heading h2 span, .story-film h2 span, .navigation h2 span, .modes h2 span, .care h2 span, .power h2 span, .selling-points h2 span, .assurance h2 span, .partners h2 span { color: #119ecb; }
.section-lede { margin: 0 0 5px; color: var(--muted); font-size: 14px; line-height: 1.9; }

.story-film { position: relative; min-height: 730px; overflow: hidden; background: var(--navy); color: var(--white); }
.story-film video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.film-scrim { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4, 17, 29, .94), rgba(4, 17, 29, .48) 48%, rgba(4, 17, 29, .12)); }
.film-copy { position: relative; z-index: 1; max-width: 600px; padding: clamp(90px, 13vw, 178px) clamp(20px, 8vw, 130px); }
.film-copy h2 { color: var(--white); }
.film-copy > p:not(.section-number) { max-width: 500px; margin: 26px 0 29px; color: rgba(255, 255, 255, .75); font-size: 14px; line-height: 1.9; }
.media-button { display: inline-flex; align-items: center; gap: 11px; padding: 11px 14px; border: 1px solid rgba(123, 221, 244, .55); color: var(--white); background: rgba(8, 25, 39, .52); font-size: 11px; font-weight: 700; }
.media-button span { display: inline-grid; width: 18px; height: 18px; place-items: center; color: var(--navy); background: var(--cyan); font-size: 11px; }
.film-timeline { position: absolute; z-index: 1; right: clamp(20px, 8vw, 130px); bottom: 30px; left: clamp(20px, 8vw, 130px); display: flex; align-items: center; gap: 16px; }
.film-timeline span { height: 2px; flex: 1; background: linear-gradient(90deg, var(--cyan) 0 31%, rgba(255, 255, 255, .3) 31%); }
.film-timeline b { color: var(--cyan); font: 9px var(--mono); letter-spacing: .08em; }

.scenes { background: var(--paper); }
.scene-grid { display: grid; grid-template-columns: 1.25fr .75fr .75fr; gap: 14px; }
.scene-card { position: relative; min-height: 516px; overflow: hidden; color: var(--white); background: var(--navy); }
.scene-card-wide { min-height: 590px; }
.scene-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.scene-card:hover img { transform: scale(1.04); }
.scene-shade { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(4, 16, 27, .91), rgba(4, 16, 27, .06) 66%); }
.scene-card-copy { position: absolute; z-index: 1; right: 28px; bottom: 30px; left: 28px; }
.scene-card-copy span { display: block; margin-bottom: 12px; color: var(--cyan); font: 9px var(--mono); letter-spacing: .1em; }
.scene-card-copy h3 { margin: 0 0 13px; color: var(--white); font-size: clamp(23px, 2.15vw, 34px); letter-spacing: -.06em; line-height: 1.08; }
.scene-card-copy p { margin: 0; color: rgba(255, 255, 255, .72); font-size: 12px; line-height: 1.75; }
.scene-card-tag { position: absolute; z-index: 1; top: 19px; left: 19px; padding: 8px 10px; background: var(--cyan); color: var(--navy); font: 9px var(--mono); letter-spacing: .08em; }

.navigation { position: relative; min-height: 780px; overflow: hidden; color: var(--white); background: var(--navy); }
.navigation-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.navigation-scrim { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(6, 19, 32, .9), rgba(6, 19, 32, .45) 52%, rgba(6, 19, 32, .08)); }
.navigation-copy { position: relative; z-index: 2; max-width: 615px; padding: 125px clamp(20px, 8vw, 130px); }
.navigation h2 { color: var(--white); }
.navigation-copy > p:not(.section-number) { max-width: 485px; margin: 26px 0 32px; color: rgba(255, 255, 255, .76); font-size: 14px; line-height: 1.9; }
.nav-steps { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 610px; border-top: 1px solid rgba(123, 221, 244, .35); }
.nav-steps div { min-height: 112px; padding: 16px 14px 8px 0; border-right: 1px solid rgba(123, 221, 244, .28); }
.nav-steps div + div { padding-left: 14px; }
.nav-steps div:last-child { border-right: 0; }
.nav-steps b { display: block; margin-bottom: 18px; color: var(--cyan); font: 10px var(--mono); }
.nav-steps span { display: block; font-size: 12px; font-weight: 700; }
.nav-steps small { display: block; margin-top: 5px; color: rgba(255, 255, 255, .55); font-size: 10px; }
.navigation-data { position: absolute; z-index: 2; right: clamp(20px, 8vw, 130px); bottom: 52px; display: grid; gap: 12px; text-align: right; }
.navigation-data span { color: var(--cyan); font: 10px var(--mono); letter-spacing: .08em; }
.navigation-data span i { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 5px rgba(27, 187, 232, .18); }
.navigation-data b { color: var(--white); font: 25px var(--condensed); letter-spacing: -.02em; line-height: .92; }
.nav-signal { position: absolute; z-index: 1; border-top: 2px solid rgba(27, 187, 232, .85); border-right: 2px solid rgba(27, 187, 232, .85); filter: drop-shadow(0 0 8px rgba(27, 187, 232, .8)); }
.signal-one { top: 20%; right: 26%; width: 18vw; height: 21vw; transform: skewY(-22deg); }
.signal-two { top: 43%; right: 12%; width: 12vw; height: 13vw; transform: skewY(21deg); }

.modes { display: grid; grid-template-columns: 1.05fr .95fr; background: var(--navy-2); color: var(--white); }
.mode-media { position: relative; min-height: 700px; overflow: hidden; background: #132e41; }
.mode-media img { width: 100%; height: 100%; object-fit: cover; transition: opacity .32s, transform .7s var(--ease); }
.mode-media img.switching { opacity: .12; transform: scale(1.06); }
.mode-media::after { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(5, 17, 29, .74), transparent 54%); content: ''; pointer-events: none; }
.mode-media-label { position: absolute; z-index: 1; bottom: 30px; left: clamp(20px, 5vw, 66px); display: grid; gap: 8px; }
.mode-media-label span { color: var(--cyan); font: 9px var(--mono); letter-spacing: .1em; }
.mode-media-label b { font: 40px var(--condensed); letter-spacing: -.03em; }
.mode-panel { padding: 105px clamp(25px, 7vw, 115px); }
.mode-panel h2 { margin-bottom: 39px; color: var(--white); }
.mode-tabs { display: flex; gap: 0; margin-bottom: 31px; border-bottom: 1px solid rgba(123, 221, 244, .3); }
.mode-tabs button { flex: 1; padding: 12px 5px 12px 0; border: 0; border-bottom: 3px solid transparent; color: rgba(255, 255, 255, .45); background: transparent; font: 700 16px var(--condensed); letter-spacing: .03em; text-align: left; }
.mode-tabs button span { display: block; margin-bottom: 4px; font: 9px var(--mono); }
.mode-tabs button.active { border-bottom-color: var(--cyan); color: var(--cyan); }
.mode-copy { display: none; }
.mode-copy.active { display: block; }
.mode-copy h3 { margin: 0 0 11px; color: var(--white); font-size: 25px; }
.mode-copy > p { margin: 0 0 28px; color: rgba(255, 255, 255, .7); font-size: 14px; line-height: 1.9; }
.mode-copy dl { margin: 0; border-top: 1px solid rgba(123, 221, 244, .28); }
.mode-copy dl div { display: grid; grid-template-columns: 66px 1fr; gap: 10px; padding: 12px 0; border-bottom: 1px solid rgba(123, 221, 244, .2); }
.mode-copy dt { color: var(--cyan); font: 9px var(--mono); letter-spacing: .08em; }
.mode-copy dd { margin: 0; color: rgba(255, 255, 255, .67); font-size: 11px; line-height: 1.6; }

.care { background: var(--white); }
.care-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 18px; }
.care-main { position: relative; min-height: 665px; overflow: hidden; background: var(--navy); color: var(--white); }
.care-main img, .care-detail img { width: 100%; height: 100%; object-fit: cover; }
.care-main::after, .care-detail::after { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(5, 17, 29, .86), transparent 57%); content: ''; }
.care-main-copy { position: absolute; z-index: 1; bottom: 42px; left: clamp(24px, 4vw, 58px); }
.care-main-copy span, .care-detail span { display: block; margin-bottom: 12px; color: var(--cyan); font: 10px var(--mono); letter-spacing: .1em; }
.care-main-copy h3 { margin: 0 0 10px; font-size: 37px; letter-spacing: -.06em; }
.care-main-copy p { max-width: 360px; margin: 0; color: rgba(255, 255, 255, .73); font-size: 13px; line-height: 1.75; }
.care-stack { display: grid; grid-template-rows: .9fr 1.1fr; gap: 18px; }
.care-detail { position: relative; min-height: 290px; overflow: hidden; color: var(--white); }
.care-detail > div { position: absolute; z-index: 1; right: 28px; bottom: 26px; left: 28px; }
.care-detail h3 { margin: 0; font-size: 27px; letter-spacing: -.06em; line-height: 1.06; }
.care-list { display: grid; border-top: 1px solid var(--line); }
.care-list article { display: grid; grid-template-columns: 35px 1fr; gap: 13px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.care-list b { color: #159fcb; font: 10px var(--mono); }
.care-list h3 { margin: 0 0 3px; font-size: 14px; }
.care-list p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.6; }

.power { color: var(--white); background: var(--navy); }
.power-top { display: grid; grid-template-columns: .86fr 1.14fr; align-items: stretch; }
.power-copy { padding: 123px clamp(20px, 8vw, 130px); background: radial-gradient(circle at 5% 8%, rgba(27, 187, 232, .19), transparent 32%); }
.power h2 { color: var(--white); }
.power-copy > p:not(.section-number) { max-width: 475px; margin: 25px 0 34px; color: rgba(255, 255, 255, .72); font-size: 14px; line-height: 1.9; }
.power-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-top: 1px solid rgba(123, 221, 244, .28); }
.power-stats div { padding: 17px 8px 8px 0; border-right: 1px solid rgba(123, 221, 244, .25); }
.power-stats div + div { padding-left: 16px; border-right: 0; }
.power-stats b { display: block; color: var(--cyan); font: 31px var(--condensed); letter-spacing: -.04em; }
.power-stats span { display: block; margin-top: 5px; color: rgba(255, 255, 255, .55); font: 8px var(--mono); line-height: 1.5; letter-spacing: .05em; }
.drive-image { position: relative; min-height: 570px; margin: 0; overflow: hidden; }
.drive-image img { width: 100%; height: 100%; object-fit: cover; }
.drive-image::after { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(5, 17, 29, .78), transparent 50%); content: ''; }
.drive-image figcaption { position: absolute; z-index: 1; right: 25px; bottom: 24px; left: 25px; color: var(--cyan); font: 10px var(--mono); letter-spacing: .08em; }
.slope-story { position: relative; min-height: 385px; overflow: hidden; }
.slope-story > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.slope-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7, 21, 34, .94), rgba(7, 21, 34, .7) 45%, rgba(7, 21, 34, .04)); }
.slope-copy { position: relative; z-index: 1; max-width: 760px; padding: 100px clamp(20px, 8vw, 130px); }
.slope-copy p { margin: 0 0 12px; color: var(--cyan); font: 10px var(--mono); letter-spacing: .1em; }
.slope-copy h3 { margin: 0 0 14px; color: var(--white); font-size: clamp(28px, 3.1vw, 49px); letter-spacing: -.065em; line-height: 1.06; }
.slope-copy span { color: rgba(255, 255, 255, .65); font-size: 12px; }

.selling-points { background: var(--paper); }
.points-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.points-grid article { min-height: 286px; padding: 23px 25px 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--white); transition: background .25s, transform .25s; }
.points-grid article:last-child { border-right: 0; }
.points-grid article:hover { background: #e8f8fc; transform: translateY(-5px); }
.points-grid span { color: #169dca; font: 10px var(--mono); }
.points-grid i { display: block; margin: 38px 0 19px; color: var(--cyan); font: 44px var(--condensed); font-style: normal; line-height: .6; }
.points-grid h3 { margin: 0 0 10px; font-size: 17px; letter-spacing: -.04em; }
.points-grid p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.75; }

.specifications { background: var(--white); }
.spec-board { display: grid; grid-template-columns: repeat(2, 1fr); gap: 19px; }
.spec-group { overflow: hidden; border: 1px solid var(--line); background: var(--white); }
.spec-group h3 { margin: 0; padding: 13px 18px; background: var(--navy-2); color: var(--white); font-size: 12px; letter-spacing: .04em; }
.spec-group dl { margin: 0; }
.spec-group dl div { display: grid; grid-template-columns: .88fr 1.12fr; gap: 18px; padding: 11px 18px; border-top: 1px solid #e7edf1; }
.spec-group dl div:nth-child(even) { background: #f2f5f7; }
.spec-group dt { color: #627183; font-size: 12px; }
.spec-group dd { margin: 0; color: #17273a; font-size: 12px; font-weight: 700; line-height: 1.45; }

.assurance { padding: 117px clamp(20px, 8vw, 130px) 0; color: var(--white); background: var(--navy-2); }
.assurance-head { display: flex; align-items: end; justify-content: space-between; gap: 35px; margin-bottom: 55px; }
.assurance h2 { color: var(--white); }
.assurance-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0 calc(clamp(20px, 8vw, 130px) * -1); }
.assurance-grid article { min-height: 267px; padding: 31px clamp(18px, 3.3vw, 54px); border-top: 1px solid rgba(123, 221, 244, .28); border-left: 1px solid rgba(123, 221, 244, .28); }
.assurance-grid article:first-child { border-left: 0; }
.assurance-grid span { color: var(--cyan); font: 9px var(--mono); letter-spacing: .09em; }
.assurance-grid h3 { margin: 42px 0 11px; font-size: 18px; letter-spacing: -.04em; }
.assurance-grid p { margin: 0; color: rgba(255, 255, 255, .65); font-size: 12px; line-height: 1.75; }

.partners { display: grid; grid-template-columns: 1fr minmax(350px, .72fr); gap: clamp(55px, 11vw, 180px); align-items: start; background: var(--white); }
.partners h2 { margin-bottom: 25px; }
.partners-intro > p:not(.section-number) { max-width: 570px; color: var(--muted); font-size: 14px; line-height: 1.95; }
.partner-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.partner-tags span { padding: 7px 10px; border: 1px solid #a9ddec; color: #158db5; font-size: 10px; font-weight: 700; }
.partner-form { padding: 29px; border: 1px solid var(--line); background: var(--paper); }
.form-top { display: flex; align-items: center; justify-content: space-between; padding-bottom: 19px; border-bottom: 3px solid var(--cyan); color: #168fb5; font: 10px var(--mono); letter-spacing: .1em; }
.form-top b { color: var(--navy); font: 20px var(--condensed); }
.partner-form label { display: grid; gap: 6px; margin-top: 18px; color: #5d6c7d; font-size: 10px; font-weight: 800; }
.partner-form input, .partner-form select { width: 100%; padding: 10px 0; border: 0; border-bottom: 1px solid #bdc8d2; outline: 0; background: transparent; color: var(--ink); font-size: 13px; }
.partner-form input:focus, .partner-form select:focus { border-color: var(--cyan); }
.partner-form input::placeholder { color: #a0a9b3; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-status { min-height: 34px; margin: 13px 0 0; color: #668091; font-size: 10px; line-height: 1.6; text-align: center; }

.site-footer { display: grid; grid-template-columns: 1.3fr repeat(3, 1fr); gap: 28px; padding: 53px clamp(20px, 8vw, 130px) 25px; background: var(--navy); color: var(--white); }
.footer-brand p { margin: 9px 0 0; color: var(--cyan); font: 9px var(--mono); letter-spacing: .09em; }
.footer-contact { display: grid; align-content: start; gap: 8px; }
.footer-contact span { color: var(--cyan); font: 9px var(--mono); letter-spacing: .09em; }
.footer-contact strong { font-size: 12px; }
.footer-note { grid-column: 1 / -1; margin: 28px 0 0; padding-top: 15px; border-top: 1px solid rgba(123, 221, 244, .25); color: rgba(255, 255, 255, .48); font-size: 10px; line-height: 1.7; }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .75s var(--ease), transform .75s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  .desktop-nav { gap: 16px; }
  .hero-specs { min-width: auto; }
  .scene-grid { grid-template-columns: 1fr 1fr; }
  .scene-card-wide { grid-column: span 2; }
  .care-layout, .power-top, .modes, .partners { grid-template-columns: 1fr; }
  .mode-media { min-height: 490px; }
  .care-main { min-height: 540px; }
  .drive-image { min-height: 520px; }
  .assurance-grid { grid-template-columns: repeat(2, 1fr); }
  .assurance-grid article:nth-child(3) { border-left: 0; }
  .site-footer { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 700px) {
  .site-header { height: 63px; padding: 0 20px; }
  .desktop-nav, .header-cta { display: none; }
  .header-tagline { display: none; }
  .menu-button { display: grid; align-content: center; gap: 6px; width: 36px; height: 36px; margin-left: auto; padding: 0; border: 0; background: transparent; }
  .menu-button i { display: block; width: 27px; height: 1px; margin-left: auto; background: var(--white); transition: transform .25s; }
  .menu-button i:last-child { width: 18px; }
  .menu-button.open i:first-child { transform: translateY(3px) rotate(45deg); }
  .menu-button.open i:last-child { width: 27px; transform: translateY(-4px) rotate(-45deg); }
  .mobile-nav { position: fixed; z-index: 35; top: 62px; right: 0; left: 0; display: grid; max-height: 0; overflow: hidden; background: rgba(7, 21, 34, .98); transition: max-height .3s var(--ease); }
  .mobile-nav.open { max-height: 320px; }
  .mobile-nav a { padding: 15px 20px; border-top: 1px solid rgba(123, 221, 244, .2); color: var(--white); font-size: 13px; font-weight: 700; }
  .hero { align-items: flex-end; min-height: 800px; padding: 105px 20px 83px; }
  .hero-media { object-position: 62% center; }
  .hero-scrim { background: linear-gradient(90deg, rgba(5, 18, 30, .94), rgba(5, 18, 30, .54) 78%), linear-gradient(0deg, rgba(5, 18, 30, .8), transparent 45%); }
  .hero::before { width: 47vw; height: 54px; }
  .hero-kicker { margin-top: 31px; }
  .hero h1 { font-size: 70px; }
  .hero-sub { font-size: 11px; }
  .hero-cn { font-size: 13px; }
  .hero-actions { gap: 18px; }
  .hero-specs { right: 20px; bottom: 18px; left: 20px; }
  .hero-specs div { padding: 9px 9px; }
  .hero-specs span { font-size: 19px; }
  .hero-specs small { font-size: 7px; }
  .hero-caption { display: none; }
  .metric-band { grid-template-columns: 1fr 1fr; }
  .metric-band article { min-height: 132px; padding: 20px; border-top: 1px solid rgba(123, 221, 244, .22); }
  .metric-band article:nth-child(odd) { border-left: 0; }
  .metric-band strong { margin-top: 13px; font-size: 51px; }
  .section-space { padding: 82px 20px; }
  .section-heading, .assurance-head { display: grid; grid-template-columns: 1fr; gap: 23px; margin-bottom: 38px; }
  .section-heading h2, .partners h2 { font-size: 40px; }
  .section-lede { font-size: 13px; }
  .story-film { min-height: 610px; }
  .film-copy { padding: 100px 20px; }
  .film-copy h2 { font-size: 42px; }
  .film-timeline { right: 20px; bottom: 22px; left: 20px; }
  .film-timeline b { white-space: nowrap; font-size: 8px; }
  .scene-grid { grid-template-columns: 1fr; gap: 9px; }
  .scene-card, .scene-card-wide { grid-column: auto; min-height: 430px; }
  .scene-card-copy { right: 20px; bottom: 24px; left: 20px; }
  .navigation { min-height: 780px; }
  .navigation-image { object-position: 60% center; }
  .navigation-copy { padding: 90px 20px; }
  .navigation h2 { font-size: 45px; }
  .nav-steps { grid-template-columns: 1fr; gap: 0; }
  .nav-steps div, .nav-steps div + div { display: grid; grid-template-columns: 32px 1fr; align-items: center; gap: 8px; min-height: auto; padding: 12px 0; border-right: 0; }
  .nav-steps b { grid-row: span 2; margin: 0; }
  .nav-steps span { font-size: 11px; }
  .nav-steps small { margin: 0; }
  .navigation-data { right: 20px; bottom: 28px; left: 20px; text-align: left; }
  .navigation-data b { font-size: 22px; }
  .signal-one { width: 40vw; height: 44vw; right: 11%; }
  .signal-two { display: none; }
  .mode-panel { padding: 75px 20px; }
  .mode-media { min-height: 410px; }
  .mode-panel h2 { font-size: 42px; }
  .care-layout { gap: 9px; }
  .care-main { min-height: 440px; }
  .care-main-copy { bottom: 24px; left: 20px; }
  .care-main-copy h3 { font-size: 31px; }
  .care-detail { min-height: 260px; }
  .care-stack { gap: 25px; }
  .care-detail > div { right: 20px; bottom: 21px; left: 20px; }
  .power-copy { padding: 83px 20px; }
  .power h2 { font-size: 42px; }
  .drive-image { min-height: 370px; }
  .slope-story { min-height: 385px; }
  .slope-copy { padding: 110px 20px 50px; }
  .slope-copy h3 { font-size: 34px; }
  .points-grid { grid-template-columns: 1fr 1fr; }
  .points-grid article { min-height: 225px; padding: 20px; }
  .points-grid article:nth-child(2) { border-right: 0; }
  .points-grid i { margin: 28px 0 15px; font-size: 37px; }
  .spec-board { grid-template-columns: 1fr; gap: 12px; }
  .spec-group dl div { grid-template-columns: .8fr 1.2fr; gap: 12px; padding: 10px 12px; }
  .spec-group dt, .spec-group dd { font-size: 11px; }
  .assurance { padding: 82px 20px 0; }
  .assurance-grid { grid-template-columns: 1fr; margin: 0 -20px; }
  .assurance-grid article { min-height: auto; padding: 25px 20px; border-left: 0; }
  .assurance-grid h3 { margin-top: 20px; }
  .partners { gap: 43px; }
  .partner-form { padding: 22px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .site-footer { grid-template-columns: 1fr; padding: 44px 20px 24px; }
  .footer-brand { grid-column: auto; }
  .footer-note { margin-top: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
}

/* Bilingual controls and text/icon alignment */
.language-switcher { display: inline-flex; align-items: center; gap: 2px; padding: 3px; border: 1px solid rgba(123, 221, 244, .34); background: rgba(7, 21, 34, .42); }
.language-switcher button { min-width: 32px; padding: 6px 7px; border: 0; color: rgba(255, 255, 255, .68); background: transparent; font: 700 10px var(--mono); letter-spacing: .04em; transition: color .2s, background .2s; }
.language-switcher button:hover, .language-switcher button:focus-visible { color: var(--white); outline: 0; }
.language-switcher button.active { color: var(--navy); background: var(--cyan); }
.language-switcher button:disabled, .language-switcher button.is-locked { color: rgba(255, 255, 255, .32); background: rgba(255, 255, 255, .05); cursor: not-allowed; opacity: .7; }
.language-switcher button:disabled:hover { color: rgba(255, 255, 255, .32); }
.mobile-language { display: none; }
.header-cta > span { font-size: 12px; }
.header-cta > b { font-size: 17px; line-height: .7; }
.button > span { font-size: 12px; }
.button > b { font-size: 16px; }
.inline-link > span { padding-left: 0; color: inherit; font-size: 12px; }
.inline-link > b { padding-left: 20px; color: var(--cyan); font-size: 17px; }

@media (max-width: 1080px) {
  .site-header { gap: 17px; }
  .header-tagline { display: none; }
}

@media (max-width: 700px) {
  .site-header { gap: 10px; }
  .header-language { display: inline-flex; margin-left: auto; }
  .menu-button { margin-left: 0; }
  .mobile-language { display: none; }
}


/* Mobile-first product presentation refinements */
@media (max-width: 700px) {
  html { -webkit-text-size-adjust: 100%; }
  body { min-width: 320px; }

  .site-header {
    height: 68px;
    padding: 0 16px;
    background: linear-gradient(180deg, rgba(4, 15, 25, .78), rgba(4, 15, 25, .12));
  }
  .site-header.scrolled { height: 62px; background: rgba(7, 21, 34, .96); }
  .wordmark { font-size: 20px; }
  .header-language { margin-left: auto; }
  .language-switcher { padding: 2px; }
  .language-switcher button { min-width: 31px; min-height: 30px; padding: 5px 6px; }
  .menu-button { width: 42px; height: 42px; }
  .menu-button i { width: 29px; }
  .mobile-nav { top: 68px; box-shadow: 0 16px 30px rgba(0, 0, 0, .25); }
  .mobile-nav.open { max-height: 360px; }
  .mobile-nav a { padding: 16px 20px; }

  .hero {
    min-height: max(780px, 100svh);
    padding: calc(105px + env(safe-area-inset-top)) 18px 174px;
  }
  .hero-media { object-position: 64% center; transform: scale(1.02); }
  .hero-scrim {
    background:
      linear-gradient(90deg, rgba(4, 16, 28, .96) 0%, rgba(4, 16, 28, .72) 54%, rgba(4, 16, 28, .18) 100%),
      linear-gradient(0deg, rgba(4, 16, 28, .9) 0%, rgba(4, 16, 28, .16) 56%, transparent 80%);
  }
  .hero::before { width: 44vw; height: 54px; }
  .hero-copy { max-width: 100%; }
  .eyebrow { gap: 10px; font-size: 9px; }
  .eyebrow i { width: 23px; }
  .hero-kicker { margin: 26px 0 10px; font-size: 10px; letter-spacing: .1em; }
  .hero h1 { font-size: clamp(64px, 18.2vw, 76px); letter-spacing: -.06em; line-height: .78; }
  .hero-sub { max-width: 315px; margin-top: 20px; font-size: 11.5px; line-height: 1.65; }
  .hero-cn { max-width: 324px; margin-top: 12px; font-size: 12px; line-height: 1.75; }
  .hero-actions { gap: 17px; margin-top: 23px; }
  .button { min-height: 47px; padding: 13px 15px; }
  .button > span { font-size: 12px; }
  .inline-link { padding-bottom: 8px; font-size: 11px; }
  .inline-link > b { padding-left: 14px; }

  .hero-specs {
    right: 14px;
    bottom: 14px;
    left: 14px;
    display: grid;
    min-width: 0;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-color: rgba(123, 221, 244, .42);
    background: rgba(4, 16, 28, .78);
  }
  .hero-specs div { min-width: 0; padding: 11px 8px 10px; }
  .hero-specs span { overflow: visible; font-size: 23px; letter-spacing: -.045em; white-space: nowrap; }
  .hero-specs small { min-height: 2.5em; margin-top: 4px; font-size: 7px; line-height: 1.25; }

  .metric-band { border-top: 1px solid rgba(123, 221, 244, .28); }
  .metric-band article { min-height: 146px; padding: 22px 18px; }
  .metric-band strong { margin-top: 15px; font-size: 55px; }
  .metric-band p { font-size: 11px; }

  .section-space { padding: 78px 18px; }
  .section-heading { gap: 20px; margin-bottom: 36px; }
  .section-number { margin-bottom: 14px; font-size: 9px; }
  .section-heading h2, .partners h2 { font-size: clamp(38px, 11vw, 46px); line-height: 1.03; }
  .section-lede { max-width: 34ch; font-size: 13px; line-height: 1.8; }

  .story-film { min-height: max(640px, 86svh); }
  .film-copy { max-width: 360px; padding: 108px 18px 154px; }
  .film-copy h2 { font-size: clamp(40px, 11vw, 49px); }
  .film-copy > p:not(.section-number) { margin: 20px 0 25px; font-size: 13px; line-height: 1.8; }
  .film-timeline { right: 18px; bottom: 22px; left: 18px; }

  .scene-grid { gap: 12px; }
  .scene-card, .scene-card-wide { min-height: 456px; }
  .scene-card-copy { right: 20px; bottom: 25px; left: 20px; }
  .scene-card-copy h3 { font-size: 30px; }
  .scene-card-copy p { max-width: 31ch; font-size: 12px; }

  .navigation { min-height: 820px; }
  .navigation-image { object-position: 63% center; }
  .navigation-copy { max-width: 100%; padding: 94px 18px 0; }
  .navigation h2 { font-size: clamp(41px, 11vw, 49px); }
  .navigation-copy > p:not(.section-number) { margin: 22px 0 27px; font-size: 13px; line-height: 1.8; }
  .nav-steps { max-width: 100%; }
  .navigation-data { right: 18px; bottom: 27px; left: 18px; }

  .mode-media { min-height: 440px; }
  .mode-media-label { bottom: 25px; left: 20px; }
  .mode-panel { padding: 76px 18px; }
  .mode-panel h2 { font-size: clamp(40px, 11vw, 48px); }
  .mode-tabs button { min-height: 58px; font-size: 15px; }
  .mode-copy > p { font-size: 13px; line-height: 1.8; }

  .care-layout { gap: 12px; }
  .care-main { min-height: 470px; }
  .care-stack { gap: 12px; }
  .care-detail { min-height: 278px; }
  .power-copy { padding: 80px 18px; }
  .power h2 { font-size: clamp(40px, 11vw, 48px); }
  .slope-copy { padding: 102px 18px 52px; }
  .points-grid article { min-height: 238px; padding: 20px 18px; }
  .spec-board { gap: 14px; }
  .spec-group h3 { padding: 14px 15px; }
  .spec-group dl div { grid-template-columns: minmax(96px, .8fr) 1.2fr; padding: 11px 13px; }
  .assurance { padding: 80px 18px 0; }
  .assurance-grid { margin: 0 -18px; }
  .partners { gap: 40px; }
  .partner-form { padding: 23px 18px; }
  .site-footer { padding: 46px 18px 28px; }
}

@media (max-width: 390px) {
  .hero { min-height: max(760px, 100svh); padding-bottom: 165px; }
  .hero h1 { font-size: 62px; }
  .hero-sub { font-size: 11px; }
  .hero-cn { font-size: 11.5px; }
  .hero-specs span { font-size: 21px; }
  .hero-specs small { font-size: 6.5px; }
}