:root {
  --bg: #070a12;
  --bg2: #0c1120;
  --panel: #0d1425;
  --stroke: rgba(139, 165, 218, .19);
  --ink: #f1f5ff;
  --muted: #9aa8c3;
  --blue: #4e82ff;
  --violet: #a06af9;
  --cyan: #6fe1d4;
  --grad: linear-gradient(110deg, #4f8fff 0%, #8d6bff 54%, #b47afd 100%);
  font-synthesis: none;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: "DM Sans", system-ui, sans-serif; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
body.modal-open { overflow: hidden; }
::selection { background: #6b56bb; color: white; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
button:focus-visible, a:focus-visible, [tabindex]:focus-visible { outline: 2px solid #8ab4ff; outline-offset: 5px; }
svg { display: block; }
.container { width: min(1280px, calc(100% - 100px)); margin: 0 auto; }
.mono, .kicker, .eyebrow, .section-label, .tiny-label, .card-foot, .visual-topbar, .visual-footer, .concept-header, .concept-bottom, .concept-number, .pill, .footer-bottom, .scroll-cue, .portfolio-note { font-family: "Space Grotesk", sans-serif; }
h1,h2,h3,p { margin-top: 0; }
h1,h2,h3 { font-family: "Space Grotesk", sans-serif; letter-spacing: -.045em; }
.progress-track { position: fixed; top: 0; left: 0; width: 100%; height: 2px; background: transparent; z-index: 120; }
.progress-track span { display: block; width: 0; height: 100%; background: var(--grad); box-shadow: 0 0 12px #7a79ff; }

.site-header { position: absolute; top: 0; left: 0; width: 100%; z-index: 100; display: flex; align-items: center; justify-content: space-between; gap: 38px; height: 104px; padding: 0 max(50px, calc((100vw - 1280px)/2)); border-bottom: 1px solid rgba(131,148,188,.12); }
.site-header.scrolled { position: fixed; background: rgba(7,10,18,.84); backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px); box-shadow: 0 16px 40px #02040740; }
.brand { display: inline-flex; align-items: center; min-width: 232px; }
.brand-logo { display: block; width: 232px; height: auto; }
.site-header nav { display: flex; align-items: center; gap: clamp(20px,2.4vw,38px); }
.site-header nav a { color: #c0c8d7; font-size: 13px; letter-spacing: .01em; transition: color .25s; white-space: nowrap; }
.site-header nav a:hover { color: white; }
.header-actions { display: flex; align-items: center; gap: 20px; }
.header-cta { display: inline-flex; align-items: center; gap: 16px; white-space: nowrap; font-weight: 700; font-size: 12px; letter-spacing: .025em; padding: 14px 20px; border: 1px solid #7189b26b; border-radius: 4px; background: #1d2e4d55; transition: background .25s, transform .25s; }
.header-cta:hover { background: #25457877; transform: translateY(-2px); }
.header-cta span { color: #aebdff; font-size: 20px; line-height: .5; }
.mobile-contact-cta { display: none; }
.menu-toggle { display: none; background: none; border: 0; color: white; width: 38px; height: 38px; padding: 8px; flex-direction: column; justify-content: center; gap: 6px; }
.menu-toggle span { display: block; height: 2px; width: 23px; background: white; transition: transform .2s; }

.hero { position: relative; min-height: 810px; min-height: max(810px,100svh); background: radial-gradient(ellipse 54% 62% at 85% 30%, rgba(57,57,142,.17), transparent 75%),radial-gradient(ellipse 42% 40% at 45% 80%, rgba(34,76,173,.09),transparent), #070a12; display: flex; align-items: center; overflow: hidden; isolation: isolate; }
.hero:before { content: ""; position: absolute; inset: 0; pointer-events: none; z-index: -1; background-image: linear-gradient(90deg,rgba(100,126,174,.035) 1px,transparent 1px),linear-gradient(0deg,rgba(100,126,174,.035) 1px,transparent 1px); background-size: 88px 88px; mask-image: linear-gradient(90deg,transparent,black 52%,black); }
.hero-grid-glow { position: absolute; width: 760px; height: 760px; border-radius: 50%; background: radial-gradient(circle,rgba(86,68,204,.15),transparent 68%); top: 5%; right: -17%; filter: blur(20px); pointer-events: none; }
.hero-content { display: grid; grid-template-columns: minmax(0,1fr) minmax(530px,1.04fr); gap: min(5vw,80px); padding-top: 125px; padding-bottom: 85px; align-items: center; }
.hero-copy { position: relative; z-index: 2; }
.eyebrow { display: inline-flex; align-items: center; gap: 13px; font-size: 10px; font-weight: 700; letter-spacing: .19em; color: #a5b3d0; margin-bottom: 36px; white-space: nowrap; }
.eyebrow-line { width: 31px; height: 1px; background: #6d9cf7; box-shadow: 0 0 10px #5980ff; }
.eyebrow i { width: 3px; height: 3px; border-radius: 100%; background: #6f8cbd; }
h1 { font-size: clamp(53px, 5.1vw, 82px); line-height: 1.095; font-weight: 600; margin-bottom: 27px; }
h1 span { display: inline-block; background: linear-gradient(100deg,#6298ff,#9a73ed 78%); color: transparent; -webkit-background-clip: text; background-clip: text; }
.hero-description { font-size: 16px; line-height: 1.85; color: #9caac5; max-width: 465px; margin-bottom: 34px; }
.hero-buttons { display: flex; gap: 12px; flex-wrap: wrap; }
.button { min-height: 54px; display: inline-flex; gap: 18px; align-items: center; justify-content: space-between; padding: 0 22px; font-size: 12px; font-weight: 700; letter-spacing: .005em; border-radius: 4px; border: 1px solid transparent; transition: transform .2s,background .2s,border-color .2s,box-shadow .2s; }
.button:hover { transform: translateY(-3px); }
.button span { font-family: "Space Grotesk"; font-size: 21px; font-weight: 400; }
.button-primary { color: #fff; background: linear-gradient(110deg,#315cda,#6244cb); box-shadow: 0 10px 35px #3554cf30; }
.button-primary:hover { box-shadow: 0 18px 45px #3554cf55; }
.button-ghost { color: #d3dcee; border-color: #64739362; background: #111a2b55; }
.button-ghost:hover { background: #1a2944; border-color: #647fac; }
.hero-signature { display: flex; align-items: center; gap: 15px; margin-top: 69px; color: #8c99b2; font-size: 12px; line-height: 1.65; }
.hero-signature strong { color: #e5eafa; font-weight: 600; }
.signature-bar { width: 3px; height: 35px; background: linear-gradient(#4888ff,#8052ef); }
.hero-visual { position: relative; z-index: 1; width: 100%; max-width: 685px; margin-left: auto; padding: 13px 14px 10px; background: linear-gradient(150deg,rgba(20,31,55,.9),rgba(8,14,27,.92)); border: 1px solid rgba(109,139,197,.31); box-shadow: 0 45px 110px #0008,0 0 70px #4852b51a,inset 0 1px 0 #9ab4ef20; border-radius: 8px; transform: perspective(1100px) rotateY(-4deg) rotateX(2deg); transform-style: preserve-3d; transition: transform .65s ease, box-shadow .3s; }
.hero-visual:hover { box-shadow: 0 50px 125px #0008,0 0 90px #5163d02e,inset 0 1px 0 #9ab4ef20; }
.visual-topbar,.visual-footer,.concept-header,.concept-bottom { display: flex; align-items: center; justify-content: space-between; gap: 10px; color: #7990b5; font-size: 9px; letter-spacing: .11em; font-weight: 600; }
.visual-topbar { padding: 8px 9px 16px; }
.status { display: inline-flex; gap: 8px; align-items: center; color: #a5c9ca; }
.status b,.concept-live i,.pill i { display: inline-block; height: 6px; width: 6px; border-radius: 50%; background: #65d8c0; box-shadow: 0 0 12px #65d8c077; }
.schematic-wrap { position: relative; border: 1px solid rgba(84,107,167,.22); background: radial-gradient(ellipse at 50% 47%,#1b2b4b52,transparent 58%),#0a1020; overflow: hidden; }
.schematic { width: 100%; height: auto; }
.mobile-diagram-legend,.visual-note-mobile { display: none; }
.diagram-label { fill: #94a9d0; font: 9px "Space Grotesk",sans-serif; letter-spacing: 1.5px; }
.diagram-title { fill: #dce9ff; font: 700 12px "Space Grotesk",sans-serif; letter-spacing: 2px; }
.wire { opacity: .65; }
.pulse { stroke-dasharray: 7 270; filter: drop-shadow(0 0 5px #60c2ff); animation: pulseMove 4s linear infinite; }
.p2 { stroke-dasharray: 9 260; animation-delay: -.9s; }
.p3 { animation-delay: -1.7s; }
.p4 { animation-delay: -2.6s; }
.led { animation: ledBlink 2.3s ease-in-out infinite; }
.endpoint { transition: filter .25s; }
.endpoint:hover { filter: drop-shadow(0 0 12px #7b8bff); }
.visual-corner { position: absolute; width: 15px; height: 15px; border-color: #819cf4; border-style: solid; opacity: .8; }
.visual-corner.top-left { top: 0;left: 0;border-width: 1px 0 0 1px; }
.visual-corner.top-right { top: 0;right: 0;border-width: 1px 1px 0 0; }
.visual-corner.bottom-left { bottom: 0;left: 0;border-width: 0 0 1px 1px; }
.visual-corner.bottom-right { bottom: 0;right: 0;border-width: 0 1px 1px 0; }
.visual-footer { padding: 15px 8px 5px; font-size: 8px; }
.visual-footer b { color: white; }
.visual-footer i { display: inline-block; width: 3px; height: 3px; background: #879bc1; border-radius: 50%; margin: 0 6px 2px; }
.floating-chip { position: absolute; right: -28px; bottom: 67px; display: flex; align-items: center; gap: 13px; padding: 15px 19px 15px 14px; border: 1px solid #8b73ec70; background: #151b33e8; backdrop-filter: blur(16px); box-shadow: 0 20px 50px #0007; color: #aab5cb; font-size: 9px; line-height: 1.6; letter-spacing: .12em; }
.floating-chip strong { color: white; font-size: 10px; }
.chip-orbit { width: 29px; height: 29px; border: 1px solid #8464ff; border-radius: 100%; position: relative; }
.chip-orbit:before { content: ""; position: absolute; width: 10px; height: 10px; background: #8f70ff; border-radius: 50%; top: 8px; left: 8px; box-shadow: 0 0 16px #8f70ff; }
.chip-orbit:after { content: ""; position: absolute; width: 37px; height: 18px; border: 1px solid #8464ff80; border-radius: 50%; transform: rotate(-35deg); top: 4px;left: -5px; }
.scroll-cue { position: absolute; bottom: 28px; left: 50px; display: flex; align-items: center; gap: 18px; font-size: 9px; color: #70809f; letter-spacing: .18em; }
.scroll-cue i { font-style: normal; font-size: 19px; color: #9cafff; animation: scrollHint 2s ease-in-out infinite; }
.section-divider { display: flex; align-items: center; gap: 24px; padding: 23px 50px; color: #5e7198; font: 600 10px "Space Grotesk",sans-serif; letter-spacing: .19em; border-bottom: 1px solid #ffffff0e; border-top: 1px solid #ffffff0e; background: #0a0e18; }
.section-divider div { height: 1px; flex: 1; background: linear-gradient(90deg,#4e84ff88,#8b64ed44,transparent); }
.section-divider span:first-child { font-size: 15px; color: #7895e2; }
.section-pad { padding-top: 126px; padding-bottom: 126px; }
.about-section { background: #090e19; }
.about-grid { display: grid; grid-template-columns: 1fr 2.2fr; gap: 60px; }
.section-label { display: flex; align-items: center; gap: 15px; font-size: 10px; letter-spacing: .16em; color: #79a0fa; font-weight: 700; padding-top: 12px; }
.section-label div { height: 1px; width: 50px; background: #4c70b5; }
.about-main h2 { max-width: 890px; font-size: clamp(38px,4.2vw,67px); line-height: 1.14; font-weight: 500; margin-bottom: 27px; }
.about-main h2 em { font-style: normal; color: #749bf9; }
.about-main > p { max-width: 710px; color: #a0acc4; font-size: 17px; line-height: 1.9; }
.about-bottom { display: flex; flex-wrap: wrap; gap: 60px; margin-top: 48px; padding-top: 32px; border-top: 1px solid #7187aa38; }
.about-bottom > div { display: flex; flex-direction: column; gap: 9px; }
.tiny-label { color: #768bb5; font-size: 10px; letter-spacing: .13em; }
.about-bottom strong { font-family: "Space Grotesk"; font-size: 20px; letter-spacing: -.035em; }
.about-bottom small { color: #8797b7; font-size: 12px; }
.solutions-section { background: #0b1120; position: relative; }
.solutions-section:before { content: ""; position: absolute; top: 0; right: 0; width: 38%; height: 100%; background: radial-gradient(ellipse at 95% 10%,#3c4d9f20,transparent 65%); pointer-events: none; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 60px; margin-bottom: 58px; }
.section-heading h2, .method-intro h2 { font-size: clamp(43px,4vw,64px); font-weight: 500; line-height: 1.17; margin: 20px 0 0; }
.section-heading h2 span, .method-intro h2 span { color: #8599c7; }
.section-heading > p { max-width: 335px; color: #91a0bd; font-size: 14px; line-height: 1.85; margin-bottom: 8px; }
.kicker { color: #78a1fc; letter-spacing: .17em; font-size: 10px; font-weight: 700; }
.solutions-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 17px; }
.solution-card { position: relative; min-height: 425px; padding: 31px; border: 1px solid #62749b3e; background: linear-gradient(144deg,#111b30,#0d1423 80%); overflow: hidden; isolation: isolate; transition: transform .28s,border-color .28s,background .28s; }
.solution-card:before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 85% 100%,#5466e52a,transparent 48%); opacity: 0; transition: opacity .3s; z-index: -1; }
.solution-card:hover,.solution-card:focus { transform: translateY(-9px); border-color: #718ced94; }
.solution-card:hover:before,.solution-card:focus:before { opacity: 1; }
.card-index { display: flex; justify-content: space-between; color: #778db7; font: 600 11px "Space Grotesk"; }
.card-index span { color: #7892c8; font-size: 21px; font-weight: 400; }
.service-icon { width: 84px; height: 84px; color: #729af4; margin: 51px 0 33px; }
.solution-card:nth-child(2) .service-icon { color: #a384f8; }
.solution-card:nth-child(3) .service-icon { color: #80b9c8; }
.solution-card h3 { font-size: 28px; font-weight: 500; margin-bottom: 16px; }
.solution-card p { color: #97a5c0; font-size: 14px; line-height: 1.75; margin-bottom: 25px; }
.card-foot { display: inline-block; color: #7891bf; font-size: 9px; font-weight: 600; letter-spacing: .16em; }
.section-disclaimer { margin: 25px 0 0; text-align: right; color: #6e7e9d; font-size: 11px; }
.method-section { background: linear-gradient(125deg,#0c1427,#0d1120 55%,#11102a); border-top: 1px solid #6479aa1b; border-bottom: 1px solid #6479aa1b; }
.method-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: min(11vw,150px); align-items: start; }
.method-intro h2 { max-width: 520px; margin: 25px 0 22px; }
.method-intro p { max-width: 380px; color: #94a2bd; line-height: 1.8; }
.method-steps { border-top: 1px solid #687da443; }
.method-step { display: grid; grid-template-columns: 53px 1fr 12px; gap: 20px; padding: 27px 0; border-bottom: 1px solid #687da443; align-items: start; }
.method-step > span { color: #638dff; font: 600 12px "Space Grotesk"; margin-top: 5px; }
.method-step strong { font: 500 24px "Space Grotesk"; letter-spacing: -.04em; }
.method-step p { max-width: 360px; color: #8393b2; font-size: 13px; line-height: 1.65; margin: 9px 0 0; }
.method-step i { width: 7px; height: 7px; border: 1px solid #6b89bf; border-radius: 100%; margin-top: 10px; box-shadow: 0 0 0 5px #3b539b1a; }
.portfolio-section { background: radial-gradient(ellipse at 9% 90%,#40307718,transparent 50%),#070b16; }
.portfolio-heading { margin-bottom: 53px; }
.portfolio-showcase { display: grid; grid-template-columns: 1.13fr 1fr; border: 1px solid #7286b348; background: #0b1223; min-height: 520px; }
.concept-visual { position: relative; display: flex; flex-direction: column; justify-content: space-between; background: radial-gradient(circle at 50% 40%,#26365c7a,#0a1324 70%); border-right: 1px solid #7286b348; padding: 25px; overflow: hidden; }
.concept-visual:after { content: ""; position: absolute; pointer-events: none; inset: 0; background: linear-gradient(40deg,#5c50da20,transparent 40%); }
.concept-live { color: #92c3bb; display: inline-flex; align-items: center; gap: 8px; }
.house-diagram { width: 100%; height: auto; max-height: 450px; filter: drop-shadow(0 0 27px #3a64c42a); }
.diagram-legend { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; justify-content: center; margin: 0 3px 24px; padding-top: 16px; border-top: 1px solid #6a82b22d; color: #a1b1d0; font: 500 10px "Space Grotesk",sans-serif; letter-spacing: .015em; }
.diagram-legend span { display: inline-flex; align-items: center; gap: 7px; }
.legend-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; }
.legend-circuits { background: #9d83f6; box-shadow: 0 0 8px #9d83f688; }
.legend-board { background: #6ca4ff; box-shadow: 0 0 8px #6ca4ff88; }
.legend-solar { background: #65e0cd; box-shadow: 0 0 8px #65e0cd88; }
.concept-copy { display: flex; flex-direction: column; align-items: start; padding: clamp(32px,4.3vw,68px); position: relative; }
.pill { display: inline-flex; gap: 9px; align-items: center; padding: 9px 12px; border: 1px solid #548a8266; color: #a4d7ce; font-weight: 600; font-size: 9px; letter-spacing: .12em; border-radius: 2px; }
.concept-number { color: #697eae; font-size: 10px; letter-spacing: .14em; margin-top: 47px; }
.concept-copy h3 { font-size: clamp(38px,4vw,61px); font-weight: 500; line-height: 1.12; margin: 15px 0 17px; }
.concept-copy h3 em { font-style: normal; color: #977bfa; }
.concept-copy > p { max-width: 430px; font-size: 14px; line-height: 1.8; color: #97a5c1; }
.concept-copy ul { list-style: none; margin: 12px 0 28px; padding: 0; color: #bdc7dd; font-size: 12px; }
.concept-copy li { margin-bottom: 11px; padding-left: 19px; position: relative; }
.concept-copy li:before { content: ""; position: absolute; left: 0; top: 6px; width: 5px; height: 5px; background: #6b8cff; }
.text-link { border: 0; padding: 8px 0; background: transparent; color: white; border-bottom: 1px solid #9b92f4; display: inline-flex; align-items: center; gap: 28px; font-size: 13px; font-weight: 700; }
.text-link span { font-size: 19px; color: #9a88ff; }
.text-link:hover { color: #a8adff; }
.portfolio-note { color: #6f809d; font-size: 10px; line-height: 1.65; margin-top: 17px; letter-spacing: .02em; }
.contact-section { position: relative; overflow: hidden; text-align: center; background: radial-gradient(ellipse 55% 70% at 50% 105%,#6854d764,transparent 85%),linear-gradient(180deg,#121b38,#172146 80%,#182451); border-top: 1px solid #8aa3f044; padding: 125px 0 118px; }
.contact-section:before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(90deg,#a1affd0a 1px,transparent 1px),linear-gradient(0deg,#a1affd0a 1px,transparent 1px); background-size: 65px 65px; }
.contact-glow { position: absolute; width: 480px; height: 480px; top: -400px; left: calc(50% - 240px); background: #91aaff50; filter: blur(160px); border-radius: 50%; }
.contact-inner { position: relative; }
.contact-inner .kicker { color: #b1b7ff; }
.contact-inner h2 { font-size: clamp(48px,5.8vw,86px); line-height: 1.08; font-weight: 500; margin: 24px 0 24px; }
.contact-inner h2 span { color: #a9a9ff; }
.contact-inner p { color: #b1bdd7; margin: 0 auto; max-width: 530px; line-height: 1.8; font-size: 15px; }
.contact-actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; margin-top: 37px; }
.button-light { color: #141d3a; background: #f0f3ff; border: 1px solid #fff; }
.button-light:hover { background: #d9e5ff; }
.button-outline { background: #ffffff0b; border-color: #becaff6e; color: #f0f3ff; }
.button-outline:hover { background: #ffffff1a; }
.contact-inner .contact-helper { margin-top: 22px; color: #8798c2; font-size: 11px; }
.footer { background: #060911; }
.footer-main { display: grid; grid-template-columns: 1fr 1fr 1.3fr; align-items: center; gap: 30px; padding: 68px 0 58px; }
.footer-brand { display: inline-flex; align-items: center; }
.footer-logo { display: block; width: 232px; height: auto; }
.footer-main p { font-size: 13px; color: #8291ae; margin: 0; }
.footer-links { display: flex; justify-content: end; gap: 27px; }
.footer-links a { font-size: 12px; color: #a6b3cb; }
.footer-links a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding: 24px 0; border-top: 1px solid #8395ba25; color: #64738f; font-size: 10px; letter-spacing: .02em; }

dialog { background: #0d1425; border: 1px solid #637dbc91; color: var(--ink); width: min(790px,calc(100% - 30px)); max-height: min(85vh,850px); padding: 0; box-shadow: 0 40px 160px #000d; }
dialog::backdrop { background: #02040bd9; backdrop-filter: blur(8px); }
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 20px 27px; color: #7897cd; border-bottom: 1px solid #5670a44a; font: 600 10px "Space Grotesk"; letter-spacing: .15em; }
.modal-head button { background: transparent; color: #d9e5ff; border: 1px solid #6b7da1; border-radius: 3px; width: 32px; height: 32px; }
.modal-body { padding: 47px; }
.modal-body h2 { font-size: clamp(32px,4vw,52px); margin: 27px 0 19px; line-height: 1.14; font-weight: 500; }
.modal-body h2 em { font-style: normal; color: #9f85f5; }
.modal-body > p { color: #a7b4ce; line-height: 1.8; font-size: 14px; }
.modal-points { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin: 28px 0; }
.modal-points div { padding: 19px; border: 1px solid #6b80a94d; background: #16213c; }
.modal-points span { display: block; color: #719eff; font: 700 12px "Space Grotesk"; margin-bottom: 30px; }
.modal-points strong { font: 600 17px "Space Grotesk"; }
.modal-points p { font-size: 12px; color: #99a9c9; line-height: 1.6; margin: 10px 0 0; }
.modal-body .modal-warning { border-top: 1px solid #667aa749; padding-top: 21px; font-size: 12px; color: #8092b3; }
.reveal { opacity: 0; transform: translateY(23px); transition: opacity .75s ease, transform .75s cubic-bezier(.22,1,.36,1); }
.reveal.visible { opacity: 1; transform: none; }
.hero-visual.reveal.visible { transform: perspective(1100px) rotateY(-4deg) rotateX(2deg); }
@keyframes pulseMove { to { stroke-dashoffset: -300; } }
@keyframes ledBlink { 0%,100% { opacity: .5; filter: drop-shadow(0 0 2px #5fe0c5); }50% { opacity: 1; filter: drop-shadow(0 0 10px #5fe0c5); } }
@keyframes scrollHint { 50% { transform: translateY(5px); } }

@media (max-width: 1200px) {
  .container { width: min(1150px,calc(100% - 72px)); }
  .site-header { padding: 0 36px; }
  .hero-content { grid-template-columns: 1fr 1fr; gap: 30px; }
  h1 { font-size: clamp(51px,5.2vw,70px); }
  .hero-buttons { flex-direction: column; align-items: start; }
  .hero-visual { transform: none; }
  .hero-visual.reveal.visible { transform: none; }
  .floating-chip { right: -13px; }
  .concept-copy { padding: 36px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-links { grid-column: 1/-1; justify-content: start; }
}
@media (max-width: 880px) {
  .site-header { height: 80px; padding: 0 25px; }
  .site-header nav { display: none; position: absolute; top: 80px; left: 0; right: 0; padding: 27px; background: #0b1120f5; backdrop-filter: blur(20px); border-bottom: 1px solid #7388ae5e; flex-direction: column; align-items: start; gap: 23px; }
  .site-header nav.open { display: flex; }
  .site-header nav a { font-size: 16px; }
  .header-cta { display: none; }
  .mobile-contact-cta { position: fixed; z-index: 105; display: inline-flex; align-items: center; justify-content: center; gap: 9px; right: 17px; bottom: calc(16px + env(safe-area-inset-bottom)); min-height: 50px; padding: 0 16px 0 13px; color: #fff; background: linear-gradient(115deg,#285bdc,#6541cf); border: 1px solid #8a9ff55c; border-radius: 30px; box-shadow: 0 14px 37px #030916a8,0 0 20px #585ce944; font-size: 12px; font-weight: 700; letter-spacing: .01em; white-space: nowrap; transition: opacity .2s ease, transform .2s ease; }
  .mobile-contact-cta.is-hidden { opacity: 0; transform: translateY(14px); pointer-events: none; }
  .mobile-contact-cta svg { width: 21px; height: 21px; flex: 0 0 auto; }
  .mobile-cta-arrow { font-size: 17px; line-height: 1; opacity: .9; }
  .mobile-contact-cta:focus-visible { outline: 2px solid #fff; outline-offset: 4px; }
  .footer { padding-bottom: 56px; }
  .menu-toggle { display: flex; }
  .menu-toggle.active span:first-child { transform: translateY(4px) rotate(45deg); }
  .menu-toggle.active span:last-child { transform: translateY(-4px) rotate(-45deg); }
  .hero { min-height: auto; }
  .hero-content { padding-top: 145px; padding-bottom: 100px; grid-template-columns: 1fr; gap: 74px; }
  h1 { font-size: clamp(53px,8vw,77px); }
  .hero-buttons { flex-direction: row; }
  .hero-signature { margin-top: 42px; }
  .hero-visual { max-width: 670px; margin: auto; }
  .about-grid,.method-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-main h2 { max-width: 700px; }
  .solutions-grid { grid-template-columns: 1fr 1fr; }
  .solution-card:last-child { grid-column: 1/-1; min-height: 320px; }
  .solution-card { min-height: 410px; }
  .portfolio-showcase { grid-template-columns: 1fr; }
  .concept-visual { border-right: 0; border-bottom: 1px solid #7286b348; }
  .house-diagram { max-height: 430px; }
  .concept-copy { padding: 45px; }
  .concept-number { margin-top: 25px; }
  .scroll-cue { display: none; }
}
@media (max-width: 630px) {
  .container { width: calc(100% - 38px); }
  .site-header { padding: 0 19px; }
  .brand { min-width: 188px; }
  .brand-logo { width: 188px; }
  .footer-logo { width: 210px; }
  .hero-content { padding-top: 112px; padding-bottom: 52px; gap: 35px; }
  .eyebrow { font-size: 9px; letter-spacing: .08em; gap: 8px; margin-bottom: 20px; }
  .eyebrow-line { width: 18px; }
  h1 { font-size: clamp(38px,10vw,47px); letter-spacing: -.047em; line-height: 1.09; margin-bottom: 19px; }
  .hero-description { font-size: 14px; line-height: 1.65; margin-bottom: 23px; }
  .hero-buttons { flex-direction: column; align-items: stretch; gap: 5px; }
  .button { justify-content: space-between; }
  .hero-buttons .button-primary { min-height: 52px; }
  .hero-buttons .button-ghost { min-height: 35px; padding: 0 3px; background: transparent; border: 0; color: #b6c6e5; }
  .hero-buttons .button-ghost span { font-size: 17px; }
  .hero-signature { display: none; }
  .hero-visual { padding: 8px; }
  .visual-topbar,.visual-footer { font-size: 9px; padding: 10px 5px; letter-spacing: .07em; }
  .visual-topbar .mono,.visual-note-desktop { display: none; }
  .visual-note-mobile { display: inline; color: #a7b8d8; font-size: 9px; letter-spacing: .035em; }
  .visual-footer { gap: 10px; }
  .schematic .diagram-backdrop,.schematic .diagram-label,.schematic .diagram-title { display: none; }
  .mobile-diagram-legend { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 4px; padding: 12px 5px; border-top: 1px solid #7186b43d; background: #0d1830; }
  .mobile-diagram-legend span { text-align: center; color: #aebfe0; font-size: 10px; font-weight: 600; white-space: nowrap; }
  .mobile-diagram-legend b { color: #7eabff; margin-right: 3px; }
  .floating-chip { display: none; }
  .section-divider { padding: 20px; gap: 11px; font-size: 8px; }
  .section-pad { padding-top: 80px; padding-bottom: 80px; }
  .about-main h2,.section-heading h2,.method-intro h2 { font-size: clamp(37px,9vw,49px); }
  .about-main > p { font-size: 15px; }
  .about-bottom { gap: 28px; margin-top: 36px; }
  .section-heading { flex-direction: column; align-items: start; gap: 18px; margin-bottom: 35px; }
  .section-heading > p { max-width: 480px; }
  .solutions-grid { grid-template-columns: 1fr; }
  .solution-card,.solution-card:last-child { grid-column: auto; min-height: 348px; padding: 28px; }
  .service-icon { margin: 37px 0 26px; width: 64px; height: 64px; }
  .section-disclaimer { text-align: left; }
  .method-grid { gap: 28px; }
  .method-step { padding: 22px 0; }
  .concept-header,.concept-bottom { font-size: 7px; letter-spacing: .07em; }
  .concept-visual { padding: 12px; }
  .diagram-legend { justify-content: flex-start; gap: 9px 15px; font-size: 9px; margin-bottom: 18px; }
  .concept-copy { padding: 30px 24px 35px; }
  .concept-copy h3 { font-size: 42px; }
  .pill { font-size: 8px; }
  .contact-section { padding: 85px 0; }
  .contact-inner h2 { font-size: clamp(42px,10vw,60px); }
  .contact-inner p { font-size: 13px; }
  .contact-actions { flex-direction: column; }
  .footer-main { display: flex; flex-direction: column; align-items: start; gap: 22px; padding: 45px 0; }
  .footer-links { flex-wrap: wrap; gap: 19px; }
  .footer-bottom { flex-direction: column; gap: 10px; }
  .modal-body { padding: 26px; }
  .modal-points { grid-template-columns: 1fr; }
  .modal-points div { padding: 15px; }
  .modal-points span { margin-bottom: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,*:before,*:after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .hero-visual.reveal { transform: none; }
}