:root { --muted: #a2a59d; --dim: #90948b; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
html { scroll-padding-top: 110px; }
.nav-inner { min-height: 76px; }
.nav-links { align-items: center; gap: 1.5rem; }
.nav-tool { border: 1px solid #44493b; padding: .5rem .8rem; border-radius: 6px; color: var(--text); }
.brand { font-size: 1.18rem; white-space: nowrap; }
.btn { border-radius: 6px; padding: .85rem 1.25rem; gap: 1.2rem; min-height: 48px; }
.landing-hero { padding: 96px 0 60px; }
.eyebrow { font-size: .68rem; font-weight: 600; letter-spacing: .13em; display: flex; align-items: center; gap: .65rem; color: #b9beb0; margin-bottom: 24px; }
.signal-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
.hero-copy { position: relative; }
.landing-hero h1 { font-size: clamp(3rem, 6.1vw, 5.4rem); line-height: 1.04; letter-spacing: -.055em; max-width: 1100px; }
.landing-hero h1 em { font-style: normal; color: var(--accent); }
.hero-description { color: var(--muted); font-size: 1.13rem; line-height: 1.65; max-width: 650px; margin: 28px 0; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 26px; }
.text-link { display: inline-flex; gap: 15px; align-items: center; font-size: .92rem; padding: 12px 0; }
.text-link:hover { color: var(--accent); }
.hero-note { font-size: .76rem; color: var(--muted); margin-top: 19px; }
.hero-preview { display: block; margin-top: 52px; border: 1px solid #30342b; border-radius: 10px; overflow: hidden; background: #0d100c; transition: border-color .2s; }
.hero-preview:hover { border-color: #8b9a43; }
.preview-toolbar, .preview-bottom { display: flex; justify-content: space-between; gap: 16px; padding: 17px 23px; font-size: .65rem; letter-spacing: .1em; color: #b2b6ac; }
.preview-toolbar > span:first-child { display: flex; align-items: center; gap: 10px; color: #e0e4d9; }
.preview-image { height: 385px; overflow: hidden; position: relative; background: #151913; }
.preview-image img { width: 100%; height: 100%; object-fit: cover; object-position: center 54%; filter: brightness(.73); }
.preview-image::after { content: ''; position: absolute; inset: 45% 0 0; background: linear-gradient(transparent,rgba(5,8,4,.86)); pointer-events: none; }
.preview-play { position: absolute; top: 45%; left: 50%; transform: translate(-50%,-50%); border: 1px solid #ffffff80; background: #ffffff12; backdrop-filter: blur(8px); border-radius: 50%; width: 60px; height: 60px; display: grid; place-items: center; padding-left: 3px; }
.preview-caption { position: absolute; z-index: 1; bottom: 28px; left: 25px; font-size: clamp(1.15rem,2.7vw,2rem); letter-spacing: -.025em; }
.preview-bottom { letter-spacing: 0; font-size: .75rem; }
.preview-bottom > span:last-child { color: var(--accent); }
.discipline-strip { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 22px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 25px 0; font-size: .83rem; color: #c7cbc0; }
.discipline-strip > span { font-size: .6rem; letter-spacing: .1em; color: var(--muted); }
.landing-section { padding-top: 110px; }
#projects { padding-top: 60px; }
#projects h1 { font-size: clamp(2rem,3.8vw,3.1rem); line-height: 1.12; letter-spacing: -.045em; }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 45px; margin-bottom: 40px; }
.landing-section h2, .telemetry-callout h2, .closing-cta h2 { font-size: clamp(2rem,3.8vw,3.1rem); line-height: 1.12; letter-spacing: -.045em; }
.section-heading > p { max-width: 350px; color: var(--muted); line-height: 1.7; font-size: .94rem; margin: 0; }
.project-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
.project-card { border: 1px solid #292d25; border-radius: 9px; overflow: hidden; background: #0d100c; display: flex; flex-direction: column; transition: border-color .2s,transform .2s; }
.project-card:hover { border-color: #535e40; transform: translateY(-3px); }
.project-art { height: 300px; display: block; background-color: #141911; position: relative; overflow: hidden; border-bottom: 1px solid #292d25; }
.art-label { position: absolute; top: 18px; left: 20px; font-size: .56rem; letter-spacing: .13em; color: #b2bda4; z-index: 1; }
.art-footer { position: absolute; bottom: 15px; left: 20px; right: 20px; display: flex; justify-content: space-between; font-size: .55rem; letter-spacing: .09em; z-index: 1; }
.sound-art { color: #7b8b65; background-image: linear-gradient(#ffffff05 1px,transparent 1px),linear-gradient(90deg,#ffffff05 1px,transparent 1px); background-size: 32px 32px; }
.sound-art svg { width: 100%; height: 210px; position: absolute; top: 45px; }
.tire-art { background: radial-gradient(ellipse at center,#263022,#11150f 75%); }
.tyre-blueprint { width: 100%; height: calc(100% - 60px); margin-top: 34px; }
.telemetry-art { background: radial-gradient(ellipse at center,#263022,#11150f 75%); }
.archive-diagram { height:100%; display:flex; align-items:center; justify-content:center; gap:26px; padding:35px; }
.archive-source { border:1px solid #8b9c46; border-radius:7px 23px 7px 7px; padding:24px 20px; font-size:2.1rem; color:var(--accent); }
.archive-arrow { color:#8b9c46; font-size:1.7rem; }.archive-channels { display:grid; gap:13px; color:#d4ddbd; font-size:.8rem; }.archive-channels span { display:flex; align-items:center; gap:18px; }.archive-channels i { display:block; height:2px; width:42px; background:#9daf5b; }
.demo-file-summary { display:flex; align-items:center; gap:22px; margin-bottom:24px; }.demo-file-summary h2 { font-size:1.35rem; }.demo-file-summary p { margin:8px 0 0; font-size:.8rem; color:var(--muted); }.demo-file-icon { border:1px solid #56623b; border-radius:6px 19px 6px 6px; padding:22px 16px; color:var(--accent); font-size:1.6rem; }.telemetry-table-scroll { overflow-x:auto; }.telemetry-table-scroll th,.telemetry-table-scroll td { white-space:nowrap; }
.tire-diagram { width: 124px; height: 145px; position: absolute; left: calc(50% - 62px); top: 34px; }
.tire-chassis { width: 56px; height: 122px; border: 1px solid #7c895c; border-radius: 26px 26px 16px 16px; margin: 8px auto; background: #1b2315; display: grid; place-items: center; color: #b1c581; }
.tire-wheel { position: absolute; width: 21px; height: 37px; border: 1px solid #e8ff47; border-radius: 6px; background: #353d1a; }
.front-left { top: 18px; left: 13px; }.front-right { top: 18px; right: 13px; }.rear-left { bottom: 16px; left: 13px; }.rear-right { bottom: 16px; right: 13px; }
.tire-tag { position: absolute; right: -62px; top: 59px; font-size: .67rem; color: #d7e3be; border: 1px solid #56623b; border-radius: 4px; padding: 5px 8px; background: #1b2215; }
.limits-art img { width: 100%; height: 100%; object-fit: cover; filter: brightness(.64); }
.limits-art::after { content:''; position:absolute; inset:0; background:linear-gradient(#0009,transparent 40%,#000b); }
.project-body { padding: 25px 24px 0; flex: 1; display: flex; flex-direction: column; }
.project-id { font-size: .67rem; color: #909c7d; display:flex; gap: 13px; margin-bottom: 20px; }.project-id span { color: #c9cfbf; }
.project-body h3 { font-size: clamp(1.45rem,2vw,1.75rem); line-height: 1.2; }
.project-body > p { color: var(--muted); font-size: .86rem; line-height: 1.75; margin: 17px 0 25px; flex: 1; }
.project-result { font-size: .76rem; line-height: 1.6; padding-bottom: 25px; }
.project-result > span:first-child { display: block; font-size: .55rem; letter-spacing: .1em; color: #9aa68b; margin-bottom: 6px; }
.project-cta { padding: 20px 0; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 10px; color: var(--accent); font-size: .81rem; }
.telemetry-callout { margin-top: 100px; padding: 50px; border: 1px solid #3c452a; border-radius: 10px; background: #151b0f; display: grid; grid-template-columns: .65fr 1fr; gap: 65px; align-items: center; }
.file-visual { display: grid; place-items: center; min-height: 280px; background-image: radial-gradient(#83945b35 1px,transparent 1px); background-size: 18px 18px; }
.file-sheet { width: 175px; height: 215px; background: #1d2614; border: 1px solid #72834a; border-radius: 9px 35px 9px 9px; padding: 23px; transform: rotate(-7deg); box-shadow: 12px 15px 0 #0c110960; display: flex; flex-direction: column; justify-content: space-between; }
.file-sheet > span { font-size: .55rem; letter-spacing: .1em; color: #c0cba8; }.file-sheet strong { font-size: 3.5rem; font-weight: 500; letter-spacing: -.06em; color: var(--accent); }.file-sheet > div { font-size: .72rem; color: #bac7a1; }
.telemetry-copy > p { color: #b5bda8; max-width: 560px; font-size: .95rem; line-height: 1.7; margin: 22px 0; }
.format-note { font-size: .75rem; color: #b8c89c; }
.telemetry-copy > .small-note { font-size: .71rem; margin-bottom: 0; color: #a5b28f; }
.approach-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 42px; padding-top: 30px; border-top: 1px solid var(--line); }
.approach-grid > div > span { font-size: .7rem; color: #9aa88a; }.approach-grid h3 { font-size: 1.15rem; margin: 16px 0 12px; }.approach-grid p { font-size: .88rem; color: var(--muted); line-height: 1.7; }
.faq-section { display: grid; grid-template-columns: .9fr 1fr; gap: 70px; }.faq-section h2 { font-size: 2rem; }
.faq-list details { border-bottom: 1px solid var(--line); padding: 20px 0; }.faq-list details:first-child { padding-top: 0; }.faq-list summary { cursor: pointer; font-size: .94rem; line-height: 1.5; }.faq-list p { color: var(--muted); font-size: .88rem; line-height: 1.8; }
.closing-cta { text-align: center; padding: 105px 0 90px; }.closing-cta .eyebrow { justify-content: center; }.closing-cta h2 { margin-bottom: 28px; }
.site-footer { display: flex; align-items: center; flex-wrap: wrap; justify-content: space-between; gap: 30px; padding: 35px 0; border-top: 1px solid var(--line); margin-top: 50px; }.site-footer p,.footer-caption { color: var(--muted); font-size: .72rem; }.footer-links { display: flex; flex-wrap: wrap; gap: 25px; font-size: .8rem; color: #c7cdc0; }.footer-links a:hover { color: var(--accent); }
.product-hero { padding-top: 55px; }.product-hero h1 { font-size: clamp(2.5rem,5vw,4rem); }.product-hero .lead { max-width: 770px; }
.telemetry-workspace { display: grid; grid-template-columns: 1.4fr 1fr; gap: 35px; margin-top: 15px; }
.telemetry-uploader { border: 1px solid var(--line); background: var(--card); padding: 28px; border-radius: 12px; }
.dropzone { display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; min-height: 235px; border: 1px dashed #6b7951; border-radius: 7px; padding: 25px; cursor: pointer; background: #171e11; position: relative; }
.dropzone.dragover,.dropzone:focus-within { border-color: var(--accent); background: #242e16; }.dropzone input { position: absolute; opacity: 0; width: 100%; height: 100%; inset: 0; cursor: pointer; }.dropzone .file-icon { font-size: 2.4rem; color: var(--accent); margin-bottom: 12px; }.dropzone strong { font-size: 1.1rem; }.dropzone small { color: var(--muted); margin-top: 10px; }
#telemetry-filename { overflow-wrap: anywhere; font-size: .8rem; color: #bec9ac; min-height: 1.2em; }
.telemetry-uploader .btn { width: 100%; justify-content: center; cursor: pointer; }.telemetry-uploader .btn:disabled { opacity: .45; cursor: default; }
.telemetry-aside h2 { font-size: 1.5rem; margin: 10px 0 20px; }.telemetry-aside ol { padding-left: 22px; color: #d5dacd; }.telemetry-aside li { padding: 6px 0 13px 8px; }.telemetry-aside p { color: var(--muted); font-size: .87rem; line-height: 1.75; }.telemetry-aside .compatibility { padding-top: 15px; border-top: 1px solid var(--line); }
.telemetry-status { margin-top: 22px; padding: 16px; background: #1a2114; border-radius: 6px; font-size: .9rem; overflow-wrap: anywhere; }.telemetry-status[data-state="error"] { background: #2c1916; color: #ffc4b6; }.telemetry-status[data-state="done"] { color: var(--accent); }
.telemetry-downloads { display: flex; gap: 12px; margin-top: 18px; flex-wrap: wrap; }.telemetry-downloads .btn { width: auto; flex: 1; white-space: nowrap; }
.telemetry-busy { height: 3px; background: #344124; overflow: hidden; margin: 15px 0; }.telemetry-busy::before { content:''; display:block; width:35%; height:100%; background:var(--accent); animation:processing 1.5s ease-in-out infinite alternate; }@keyframes processing { to { transform:translateX(180%); } }
@media(min-width:1450px){.landing-hero{padding-top:110px;}}
@media(max-width:980px){.nav-links{gap:.8rem;font-size:.8rem}.lang-switch button{padding:.4rem .55rem}.brand{font-size:1.02rem}.project-grid{gap:12px}.project-body{padding:22px 18px 0}.telemetry-callout{padding:35px;gap:30px}.section-heading{gap:25px}.section-heading>p{max-width:300px}}
@media(max-width:760px){.nav-inner{flex-wrap:wrap;padding:15px 0 10px;gap:12px}.nav-links{order:3;width:100%;justify-content:space-between;gap:8px;font-size:.76rem}.nav-tool{padding:.4rem .55rem}.nav-links a{min-height:36px;display:flex;align-items:center}.landing-hero{padding-top:55px}.landing-hero h1{font-size:clamp(2.55rem,7.6vw,4rem)}.hero-description{font-size:1rem}.hero-actions{gap:14px}.hero-actions .btn{font-size:.86rem}.hero-note{font-size:.72rem}.hero-preview{margin-top:35px}.preview-image{height:270px}.preview-toolbar,.preview-bottom{padding:12px 14px;font-size:.58rem}.preview-caption{bottom:20px;left:17px}.discipline-strip{gap:16px;font-size:.75rem}.discipline-strip>span{width:100%}.landing-section{padding-top:70px}.section-heading{display:block}.section-heading>p{max-width:100%;margin-top:22px}.project-grid{grid-template-columns:1fr;gap:22px}.project-art{height:220px}.project-body{padding:25px 24px 0}.project-body h3{font-size:1.8rem}.project-body>p{font-size:.94rem}.project-cta{font-size:.9rem}.telemetry-callout{margin-top:65px;padding:28px;grid-template-columns:1fr;gap:20px}.file-visual{min-height:205px}.file-sheet{height:175px;width:145px;padding:17px}.file-sheet strong{font-size:3rem}.telemetry-callout .hero-actions{align-items:flex-start;flex-direction:column}.approach-grid{grid-template-columns:1fr;gap:22px}.approach-grid p{margin-bottom:0}.faq-section{grid-template-columns:1fr;gap:30px}.closing-cta{padding:75px 0 40px}.site-footer{align-items:flex-start}.footer-caption{width:100%}.telemetry-workspace{grid-template-columns:1fr}.telemetry-uploader{padding:22px}.telemetry-aside{padding-top:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}