:root {
  --navy: #081629;
  --ink: #101f37;
  --blue: #226de8;
  --blue-hover: #1857bf;
  --cyan: #78c6ff;
  --light: #f3f7fc;
  --muted: #596b82;
  --line: #dce6f2;
  --white: #fff;
  --radius: 22px;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  background: var(--white);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .6; }
img, svg { max-width: 100%; }
img { display: block; height: auto; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid #438df4; outline-offset: 5px; }
main:focus { outline: none; }
::selection { color: #fff; background: #226de8; }
.container { width: 100%; max-width: 1280px; margin-inline: auto; padding-inline: 40px; }
h1, h2, h3, p { overflow-wrap: break-word; }
h1, h2, h3 { text-wrap: balance; }
.skip-link { position: fixed; top: 8px; left: 16px; z-index: 100; padding: 12px 18px; border-radius: 8px; background: var(--navy); color: #fff; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.topline { height: 4px; background: linear-gradient(90deg, #216fe7, #67b7fc 65%, #8c6cf2); }
.site-header { min-height: 84px; background: #fff; border-bottom: 1px solid #e5ecf5; position: sticky; top: 0; z-index: 30; }
.site-header > .container { display: flex; min-height: 84px; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.5rem; letter-spacing: -.045em; white-space: nowrap; line-height: 1.2; }
.logo b { color: #2676ed; }
.mark { width: 36px; height: 36px; display: inline-flex; flex: 0 0 auto; align-items: center; }
.mark img { width: 36px; height: 36px; }
.site-nav { display: flex; align-items: center; gap: 24px; }
.site-nav a { font-size: .875rem; color: #506078; font-weight: 650; padding-block: 12px; position: relative; white-space: nowrap; }
.site-nav a:hover, .site-nav a.active { color: #155ece; }
.site-nav a.active::after { content: ''; position: absolute; bottom: 4px; height: 2px; background: var(--blue); left: 0; right: 0; }
.nav-cta { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; background: var(--blue); color: white; padding: 12px 18px; border-radius: 12px; font-size: .875rem; font-weight: 650; }
.nav-cta:hover { background: var(--blue-hover); }
.menu-toggle { display: none; align-items: center; gap: 10px; background: var(--light); color: var(--ink); padding: 10px 13px; min-height: 44px; border: 1px solid var(--line); border-radius: 10px; font-size: .875rem; }
.menu-glyph { width: 17px; height: 12px; border-block: 2px solid currentColor; position: relative; }
.menu-glyph::after { content: ''; position: absolute; height: 2px; background: currentColor; top: 3px; inset-inline: 0; }
.eyebrow { font-size: .75rem; font-weight: 750; letter-spacing: .17em; text-transform: uppercase; color: #1d64ce; line-height: 1.5; }
.eyebrow.light { color: #9aceff; }
.hero { overflow: hidden; position: relative; }
.hero.dark { background: radial-gradient(ellipse at 95% 10%, #1a3c70 0, #0c2444 34%, #081629 72%); color: white; }
.hero.white { background: linear-gradient(120deg, #f4f8fd, #fff 80%); }
.hero-inner { min-height: 470px; display: grid; grid-template-columns: minmax(0, 1.22fr) minmax(0, .88fr); align-items: center; gap: 50px; padding-block: 72px 80px; position: relative; }
.home-hero .hero-inner { min-height: 580px; }
.hero h1 { font-size: clamp(2.5rem, 4.8vw, 4.25rem); letter-spacing: -.052em; line-height: 1.1; margin: 20px 0 24px; font-weight: 780; }
.hero h1 .accent { color: #7abfff; }
.hero.white h1 .accent { color: #226de8; }
.hero p { font-size: 1.0625rem; line-height: 1.8; color: #b4c6dd; max-width: 580px; margin: 0 0 28px; }
.hero.white p { color: var(--muted); }
.buttons { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-flex; justify-content: center; align-items: center; gap: 12px; background: var(--blue); color: #fff; padding: 14px 21px; min-height: 48px; border-radius: 12px; border: 1px solid transparent; font-size: .875rem; font-weight: 650; line-height: 1.5; text-align: center; transition: background .2s, transform .2s; }
.btn:hover { background: var(--blue-hover); transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn.ghost { background: transparent; border-color: #5a7599; color: #fff; }
.btn.ghost:hover { background: #ffffff12; border-color: #99badf; }
.btn.outline { background: white; border-color: #c1d5f0; color: #195aca; }
.btn.outline:hover { background: #edf5ff; }
.section { padding-block: 88px; }
.section.soft { background: var(--light); }
.heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; margin-bottom: 36px; }
.heading h2, .section-title { font-size: clamp(1.875rem, 3.1vw, 2.625rem); letter-spacing: -.04em; line-height: 1.17; margin: 12px 0 0; font-weight: 740; }
.heading p { font-size: 1rem; color: var(--muted); line-height: 1.75; max-width: 370px; margin: 0; flex: 0 1 34%; }
.body-copy { color: var(--muted); font-size: 1rem; line-height: 1.8; margin: 24px 0; }
.link { color: #155ece; font-size: .9375rem; font-weight: 650; }
.link:hover, .arr:hover { text-decoration: underline; text-underline-offset: 5px; }
.grid { display: grid; gap: 20px; }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.tile { background: white; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; display: flex; flex-direction: column; box-shadow: 0 7px 24px #122f5605; transition: border-color .2s, box-shadow .2s; }
.tile:hover { border-color: #b0c9eb; box-shadow: 0 12px 32px #1739610a; }
.tile h3 { font-size: 1.1875rem; letter-spacing: -.025em; margin: 21px 0 12px; line-height: 1.4; font-weight: 700; }
.tile p { font-size: 1rem; line-height: 1.7; color: var(--muted); margin: 0 0 22px; }
.tile p:last-child { margin-bottom: 0; }
.tile .arr { margin-top: auto; }
.ico { width: 52px; height: 52px; border-radius: 14px; display: flex; justify-content: center; align-items: center; font-size: 1.625rem; font-weight: 700; background: #eaf3ff; color: #1769ed; }
.step-number { color: #1b6be0; font-size: 1rem; font-weight: 600; letter-spacing: .05em; }
.pill { display: inline-block; font-size: .75rem; letter-spacing: .025em; font-weight: 700; color: #185bb8; background: #e8f2ff; border-radius: 30px; padding: 8px 13px; line-height: 1.5; }
.arr { display: inline-flex; align-items: center; gap: 8px; color: #195fcc; font-size: .875rem; font-weight: 650; }
.cta-section { padding-top: 24px; }
.banner { background: linear-gradient(110deg, #0a1c34, #13488e); color: white; border-radius: 26px; padding: 44px 48px; display: flex; justify-content: space-between; align-items: center; gap: 26px; position: relative; overflow: hidden; }
.banner::after { content: ''; position: absolute; right: 16%; top: -70px; height: 240px; width: 240px; border: 1px solid #4478c970; border-radius: 50%; pointer-events: none; }
.banner > * { position: relative; z-index: 1; }
.banner h2 { font-size: 2rem; line-height: 1.2; margin: 0 0 12px; letter-spacing: -.035em; }
.banner p { font-size: 1rem; color: #c0d2e9; margin: 0; }
.banner .btn { flex-shrink: 0; }
footer { background: #071426; color: #fff; padding: 64px 0 28px; }
.foot { display: grid; grid-template-columns: 1.6fr 1fr 1.35fr 1fr; gap: 44px; }
.foot p { font-size: .875rem; color: #afbed2; line-height: 1.8; max-width: 240px; }
.foot h2 { font-size: .9375rem; margin: 3px 0 17px; font-weight: 650; letter-spacing: 0; }
.foot a:not(.logo) { display: block; color: #afbed2; font-size: .875rem; padding-block: 6px; line-height: 1.65; }
.foot a:not(.logo):hover { color: #fff; }
.footnote { border-top: 1px solid #22354e; margin-top: 42px; padding-top: 24px; display: flex; flex-wrap: wrap; gap: 16px 24px; justify-content: space-between; color: #a3b4cb; font-size: .8125rem; }
.footnote a:hover { color: white; }
.visual { min-height: 325px; position: relative; }
.core-stage { isolation: isolate; display: grid; place-items: center; min-height: 430px; }
.core-grid { position: absolute; inset: 4% -4% -2% 2%; z-index: -2; opacity: .42; background-image: linear-gradient(#62b9ff17 1px, transparent 1px), linear-gradient(90deg, #62b9ff17 1px, transparent 1px); background-size: 38px 38px; mask-image: radial-gradient(circle, #000 18%, transparent 72%); transform: perspective(600px) rotateX(62deg) translateY(32%); }
.core-aura { position: absolute; width: 75%; aspect-ratio: 1; z-index: -1; border-radius: 50%; background: radial-gradient(circle, #138bff69 0, #1267d82e 42%, transparent 70%); filter: blur(14px); }
.quantum-core { width: min(115%, 560px); max-width: none; height: auto; object-fit: contain; filter: drop-shadow(0 30px 42px #010816bb) drop-shadow(0 0 28px #208eff55); transform: translateY(-2%); animation: core-float 6s ease-in-out infinite; }
.core-readout { position: absolute; right: -18px; bottom: 12px; display: grid; min-width: 180px; gap: 4px; padding: 12px 15px; border: 1px solid #66bfff55; border-left: 2px solid #63c6ff; background: linear-gradient(105deg, #07172ee8, #0f3262c7); box-shadow: 0 14px 30px #020a18a8; backdrop-filter: blur(10px); color: #d4e8ff; letter-spacing: .12em; }
.core-readout::before { content: ''; position: absolute; top: -5px; right: -5px; width: 18px; height: 18px; border-top: 1px solid #63c6ff; border-right: 1px solid #63c6ff; }
.core-readout span { color: #69c6ff; font-size: .6875rem; font-weight: 700; }
.core-readout b { font-size: .75rem; font-weight: 650; }
.core-readout i { color: #7be7c4; font-size: .625rem; font-style: normal; }
@keyframes core-float { 0%, 100% { transform: translateY(-2%) rotate(-1deg); } 50% { transform: translateY(-5%) rotate(1deg); } }
.brand-art, .systems-art { isolation: isolate; display: grid; place-items: center; overflow: visible; }
.brand-art .art-halo, .systems-art .art-halo { position: absolute; z-index: -2; width: 80%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, #2a8cff38 0, #536be31e 44%, transparent 70%); filter: blur(13px); }
.brand-art img, .systems-art img, .brand-panel img, .systems-card img { position: relative; z-index: 1; max-width: none; object-fit: contain; }
.brand-art img { width: min(118%, 520px); filter: drop-shadow(0 28px 34px #0a2a5a33) drop-shadow(0 0 24px #2687ef20); animation: brand-float 6.5s ease-in-out infinite; }
.systems-art img { width: min(122%, 560px); filter: drop-shadow(0 32px 42px #020917bf) drop-shadow(0 0 27px #218ffb42); animation: systems-float 7s ease-in-out infinite; }
.art-grid { position: absolute; z-index: 0; inset: 5% -3% -4% 3%; opacity: .46; background-image: linear-gradient(#58b7ff19 1px, transparent 1px), linear-gradient(90deg, #58b7ff19 1px, transparent 1px); background-size: 34px 34px; mask-image: radial-gradient(circle, #000 10%, transparent 74%); transform: perspective(620px) rotateX(62deg) translateY(28%); }
.brand-readout, .systems-readout { position: absolute; z-index: 2; right: 0; bottom: 2px; display: grid; gap: 3px; min-width: 190px; padding: 11px 14px; border: 1px solid #5aa8f25c; border-left: 2px solid #479cff; background: linear-gradient(110deg, #0b213adf, #174c8fd1); box-shadow: 0 15px 30px #07192e35; backdrop-filter: blur(11px); color: #e4f2ff; letter-spacing: .1em; }
.brand-readout::before, .systems-readout::before { content: ''; position: absolute; width: 17px; height: 17px; right: -5px; top: -5px; border-top: 1px solid #5ab9ff; border-right: 1px solid #5ab9ff; }
.brand-readout span, .systems-readout span { color: #76caff; font-size: .625rem; font-weight: 750; }
.brand-readout b, .systems-readout b { font-size: .6875rem; font-weight: 650; }
.brand-panel, .systems-card { isolation: isolate; position: relative; min-height: 360px; display: grid; place-items: center; overflow: hidden; border: 1px solid #d8e6f7; border-radius: 25px; background: radial-gradient(circle at 50% 40%, #eaf5ff, #f7fbff 52%, #e7f0fb); }
.brand-panel::after, .systems-card::after { content: ''; position: absolute; z-index: 0; width: 180px; height: 180px; border: 1px solid #4d91e638; border-radius: 50%; right: -50px; top: -45px; box-shadow: 0 0 0 34px #3889ef0a; }
.brand-panel img { width: min(108%, 470px); filter: drop-shadow(0 26px 31px #123e7838); transform: translateY(-2%); }
.systems-card img { width: min(108%, 470px); filter: drop-shadow(0 25px 34px #102a4b2e); transform: translateY(-1%); }
.brand-panel .brand-readout, .systems-card .systems-readout { right: 18px; bottom: 18px; }
@keyframes brand-float { 0%, 100% { transform: translateY(0) rotate(-1deg); } 50% { transform: translateY(-10px) rotate(1deg); } }
@keyframes systems-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.badge-row { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 24px; }
.badge-row span { border: 1px solid #d7e4f7; color: #41617e; padding: 8px 12px; border-radius: 8px; font-size: .8125rem; line-height: 1.5; }
.dark .badge-row span, .product-feature .badge-row span { border-color: #35577e; color: #c1d3eb; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: center; }
.feature-list { display: grid; gap: 24px; margin-top: 28px; }
.feature { display: flex; gap: 16px; align-items: flex-start; }
.feature .num { color: #2572e7; font-size: 1.125rem; font-weight: 700; flex: none; }
.feature h3 { font-size: 1.125rem; margin: 0 0 8px; }
.feature p { font-size: 1rem; color: var(--muted); line-height: 1.75; margin: 0; }
.product-feature { background: #0b1c33; border-radius: 27px; padding: 40px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); align-items: center; gap: 42px; color: white; }
.product-feature h3 { font-size: clamp(1.75rem, 2.6vw, 2.25rem); letter-spacing: -.035em; line-height: 1.25; margin: 18px 0; }
.product-feature p { color: #c0cfe2; line-height: 1.8; font-size: 1rem; margin: 0 0 24px; }
.product-feature .badge-row { margin: 20px 0 28px; }
.thunder-feature { background: radial-gradient(circle at 86% 12%, #342400 0, #15120b 32%, #090909 72%); border: 1px solid #3b301a; }
.thunder-feature .pill { color: #17120a; background: #ffb514; }
.thunder-feature .product-preview > a { border-color: #4b3b1a; box-shadow: 0 24px 38px #0008; }
.thunder-feature .product-preview img { aspect-ratio: 1200 / 630; }
.thunder-feature .thunder-btn { color: #17120a; background: #ffb514; }
.thunder-feature .thunder-btn:hover { background: #ffc43d; }
.product-preview { margin: 0; min-width: 0; }
.product-preview > a { display: block; border: 5px solid #36516e; border-radius: 14px; overflow: hidden; box-shadow: 0 24px 36px #020b1e33; transition: transform .25s; }
.product-preview > a:hover { transform: translateY(-4px); }
.product-preview img { width: 100%; aspect-ratio: 1268 / 713; object-fit: cover; }
.product-preview figcaption { display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: .8125rem; color: #bdcce0; margin-top: 14px; }
.caption { font-size: .8125rem; color: var(--muted); margin: 18px 0 0; }
.case-summary { display: flex; gap: 48px; justify-content: space-between; align-items: flex-start; margin: 0 0 32px; }
.case-summary > p { font-size: 1.125rem; max-width: 700px; margin: 0; color: var(--muted); }
.case-summary .badge-row { margin-top: 0; max-width: 300px; }
.case-grid { margin-top: 32px; }
.process { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; counter-reset: step; }
.process .tile::before { counter-increment: step; content: '0' counter(step); color: #2575ee; font-size: 1.75rem; font-weight: 700; }
.contact-hero .hero-inner { min-height: 360px; padding-block: 56px; }
.contact-hero .visual { min-height: 245px; }
.contact-brand-art img { width: min(105%, 390px); }
.contact-brand-art .brand-readout { bottom: -2px; }
.contact-section { padding-top: 56px; }
.contact-layout { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 28px; align-items: start; }
.contact-info { border-radius: 26px; background: #102844; color: white; padding: 36px; }
.contact-info h2 { font-size: 2rem; line-height: 1.25; letter-spacing: -.035em; margin: 16px 0 22px; }
.contact-info > p { font-size: 1rem; line-height: 1.75; color: #b9cee7; }
.contact-info .sample-label { border: 1px solid #627182; display: inline-block; border-radius: 6px; color: #e6d6b6; font-size: .75rem; padding: 5px 10px; margin: 12px 0 0; }
.contact-detail { border-top: 1px solid #34516f; margin-top: 24px; padding-top: 20px; overflow-wrap: anywhere; }
.contact-detail > span { display: block; font-size: .8125rem; color: #a6bed9; }
.contact-detail a, .contact-detail p { display: block; margin: 6px 0 0; color: #fff; font-size: 1.0625rem; }
.contact-detail a:hover { text-decoration: underline; text-underline-offset: 4px; }
.legal-details { margin-top: 24px; border-top: 1px solid #34516f; padding-top: 20px; }
.legal-details summary { cursor: pointer; }
.legal-details dl { font-size: .875rem; }
.legal-details dd { margin: 0 0 12px; color: #b9cee7; }
.contact-form { border: 1px solid #dce7f4; border-radius: 26px; padding: 36px; background: white; box-shadow: 0 13px 30px #13366308; }
.contact-form h2 { margin: 0 0 12px; font-size: 1.625rem; line-height: 1.3; letter-spacing: -.025em; }
.form-intro { color: var(--muted); font-size: .9375rem; margin: 0 0 26px; }
fieldset { border: 0; padding: 0; margin: 0; min-inline-size: 0; }
.field { margin-bottom: 20px; min-width: 0; }
.field label { display: block; font-weight: 650; font-size: .875rem; margin: 0 0 8px; }
.field input, .field textarea, .field select { display: block; width: 100%; border: 1px solid #bdcde0; background: #f8fbff; border-radius: 10px; padding: 12px 13px; color: #183556; font-size: 1rem; line-height: 1.5; }
.field input::placeholder, .field textarea::placeholder { color: #697b91; opacity: 1; }
.field input:focus, .field textarea:focus, .field select:focus { outline: 3px solid #226de826; outline-offset: 1px; border-color: var(--blue); }
.field textarea { min-height: 135px; resize: vertical; }
.field [aria-invalid='true'] { border-color: #b03242; }
.field-hint, .formnote { font-size: .8125rem; color: var(--muted); line-height: 1.7; margin: 8px 0 0; }
.formnote { margin-bottom: 20px; }
.field-error { font-size: .8125rem; color: #a72434; margin: 8px 0 0; line-height: 1.6; }
.form-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; }
.text-button { border: 0; background: none; color: #195fcc; padding: 8px 0; font-size: .875rem; text-decoration: underline; text-underline-offset: 4px; }
.form-status { border: 1px solid #abc9ed; background: #eaf4ff; border-radius: 10px; padding: 16px; font-size: .875rem; color: #245386; margin: 22px 0 0; }
.service-spot { padding: 32px; background: #f5f9ff; border: 1px solid #deebfb; border-radius: 22px; display: grid; grid-template-columns: minmax(0, 1fr) 85px; gap: 16px; min-height: 225px; scroll-margin-top: 110px; }
.service-spot h3 { margin: 0 0 12px; font-size: 1.3125rem; line-height: 1.4; }
.service-spot p { font-size: 1rem; line-height: 1.7; color: var(--muted); margin: 0; }
.service-spot .arr { margin-top: 22px; }
.service-spot .big { font-size: 4rem; color: #2680ef; align-self: center; justify-self: center; line-height: 1; }
.quote { background: #e9f3ff; border-left: 4px solid #2777e9; padding: 32px 36px; border-radius: 0 18px 18px 0; font-size: 1.5rem; line-height: 1.6; font-weight: 550; }
@media (max-width: 1100px) {
  .site-nav { gap: 16px; }
  .site-header > .container { gap: 18px; }
  .container { padding-inline: 28px; }
  .core-stage { min-height: 380px; }
  .quantum-core { width: min(116%, 500px); }
  .g4, .process { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-inner { gap: 36px; }
  .foot { gap: 28px; }
}
@media (max-width: 960px) {
  .site-header, .site-header > .container { min-height: 76px; }
  .site-header > .container { flex-wrap: wrap; gap: 0 16px; padding-block: 17px; }
  .menu-toggle { margin-left: auto; }
  .js .menu-toggle { display: inline-flex; }
  .site-header .nav-cta { display: none; }
  .site-nav { order: 3; flex: 1 0 100%; flex-wrap: wrap; gap: 4px 24px; margin-top: 16px; padding-block: 12px 4px; border-top: 1px solid var(--line); }
  .js .site-nav { display: none; }
  .js .site-nav.is-open { display: flex; }
  .site-nav a { font-size: 1rem; }
  .site-nav a.active::after { bottom: 6px; }
  .hero-inner { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .hero h1 { max-width: 700px; font-size: clamp(2.75rem, 6.5vw, 4rem); }
  .hero p { max-width: 620px; }
  .visual { min-height: 290px; }
  .home-hero .hero-inner { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 20px; }
  .home-hero h1 { font-size: 3rem; }
  .home-hero .core-stage { min-height: 330px; }
  .home-hero .quantum-core { width: min(135%, 440px); }
  .home-hero .core-readout { right: -8px; bottom: 0; }
  .g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
  .g3 .tile { padding: 24px; }
  .split, .product-feature, .contact-layout { grid-template-columns: minmax(0, 1fr); }
  .split { gap: 36px; }
  .product-feature { gap: 32px; }
  .product-preview { max-width: 700px; width: 100%; }
  .product-feature .product-preview { margin-inline: auto; }
  .contact-form .g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .brand-art, .systems-art { width: min(100%, 620px); margin-inline: auto; min-height: 360px; }
  .contact-brand-art { min-height: 300px; }
  .project-hero-preview { max-width: 700px; }
  .foot { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px; }
  .case-summary { flex-direction: column; gap: 20px; }
  .case-summary .badge-row { max-width: none; }
}
@media (max-width: 700px) {
  .g3 { grid-template-columns: minmax(0, 1fr); }
  .heading { flex-direction: column; align-items: flex-start; gap: 20px; }
  .heading p { max-width: 580px; }
  .hero-inner { padding-block: 52px; }
  .home-hero .hero-inner { grid-template-columns: minmax(0, 1fr); }
  .home-hero .visual { min-height: 350px; }
  .home-hero .quantum-core { width: min(110%, 420px); }
  .home-hero .core-readout { right: 2%; bottom: 8px; }
  .section { padding-block: 64px; }
  .cta-section { padding-top: 4px; }
  .banner { align-items: flex-start; flex-direction: column; padding: 32px; }
  .banner h2 { font-size: 1.875rem; }
  .service-spot { grid-template-columns: minmax(0, 1fr) 48px; }
  .service-spot .big { font-size: 3rem; }
  .brand-art, .systems-art { min-height: 330px; }
  .brand-art img { width: min(105%, 460px); }
  .systems-art img { width: min(110%, 500px); }
}
@media (max-width: 520px) {
  .container { padding-inline: 20px; }
  .site-header > .container { padding-block: 15px; }
  .logo { font-size: 1.375rem; gap: 8px; }
  .mark, .mark img { width: 32px; height: 32px; }
  .site-nav { flex-direction: column; align-items: stretch; gap: 0; }
  .site-nav a { padding: 12px 2px; }
  .site-nav a.active::after { right: auto; width: 24px; }
  .hero h1, .home-hero h1 { font-size: clamp(2.125rem, 9vw, 2.75rem); line-height: 1.12; letter-spacing: -.045em; }
  .hero p { font-size: 1rem; line-height: 1.75; }
  .hero .eyebrow { font-size: .75rem; letter-spacing: .13em; }
  .home-hero .hero-inner { padding-block: 44px 24px; }
  .home-hero .visual { min-height: 310px; }
  .home-hero .quantum-core { width: min(118%, 360px); }
  .core-grid { inset-inline: -12%; }
  .core-readout { right: -4px; bottom: 0; min-width: 160px; padding: 10px 12px; }
  .buttons { gap: 10px; }
  .buttons .btn { flex: 1 1 auto; }
  .badge-row { gap: 8px; }
  .badge-row span { font-size: .75rem; }
  .g2, .g4, .process, .contact-form .g2 { grid-template-columns: minmax(0, 1fr); }
  .tile, .g3 .tile { padding: 26px; }
  .product-feature { padding: 26px 22px; border-radius: 22px; }
  .product-preview > a { border-width: 3px; border-radius: 10px; }
  .product-preview figcaption { font-size: .75rem; }
  .contact-info, .contact-form { padding: 26px 22px; border-radius: 22px; }
  .contact-hero .hero-inner { min-height: auto; padding-block: 44px; }
  .contact-hero p { margin-bottom: 0; }
  .contact-section { padding-top: 36px; }
  .form-actions .btn { width: 100%; }
  .service-spot { padding: 26px; grid-template-columns: minmax(0, 1fr); }
  .service-spot .big { display: none; }
  .quote { padding: 26px; font-size: 1.25rem; }
  .banner { padding: 30px 26px; }
  .banner .btn { width: 100%; }
  .foot { gap: 26px 22px; }
  .foot > div:first-child { grid-column: 1 / -1; }
  .footnote { display: grid; gap: 10px; }
  .brand-art, .systems-art { min-height: 280px; }
  .contact-brand-art { min-height: 250px; }
  .brand-art img { width: min(112%, 360px); }
  .systems-art img { width: min(116%, 390px); }
  .brand-readout, .systems-readout { right: 2px; bottom: 0; min-width: 170px; padding: 9px 11px; }
  .brand-panel, .systems-card { min-height: 285px; }
  .brand-panel img, .systems-card img { width: min(112%, 365px); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}