:root {
  --ink: #112b36;
  --ink-soft: #49616b;
  --paper: #f5f4ee;
  --paper-bright: #fffefa;
  --deep: #092f3f;
  --deep-2: #0b4050;
  --cyan: #5fd3d5;
  --mint: #a5e8c8;
  --lime: #d9e96e;
  --sun: #ffca6a;
  --coral: #ff765e;
  --line: rgba(17, 43, 54, .16);
  --shadow: 0 24px 70px rgba(5, 36, 48, .14);
  --radius: 24px;
  --container: 1180px;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  background:
    linear-gradient(rgba(247,246,241,.82), rgba(247,246,241,.82)),
    url("climate-background.svg") center top / 1200px auto fixed repeat-y,
    #f7f6f1;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input { font: inherit; }
svg { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

html[data-lang="de"] .lang-en,
html[data-lang="en"] .lang-de { display: none !important; }

.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 1000; padding: 10px 16px; background: white; border-radius: 8px; transition: top .2s; }
.skip-link:focus { top: 12px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(249, 248, 243, .97);
  border-bottom: 1px solid rgba(17, 43, 54, .1);
}
.header-inner { min-height: 76px; display: flex; align-items: center; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 800; letter-spacing: -.04em; text-decoration: none; font-size: 1.17rem; }
.brand-mark { width: 28px; height: 28px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; align-items: end; transform: skewX(-8deg); }
.brand-mark span { display: block; border-radius: 3px 3px 1px 1px; background: var(--deep); }
.brand-mark span:nth-child(1) { height: 40%; background: var(--cyan); }
.brand-mark span:nth-child(2) { height: 72%; background: var(--mint); }
.brand-mark span:nth-child(3) { height: 100%; background: var(--sun); }
.brand-mark span:nth-child(4) { height: 58%; background: var(--coral); }
.main-nav { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.main-nav a { color: var(--ink-soft); font-size: .86rem; font-weight: 700; text-decoration: none; transition: color .2s; }
.main-nav a:hover { color: var(--ink); }
.header-actions { display: flex; align-items: center; gap: 18px; }
.language-switch { display: flex; align-items: center; gap: 5px; color: #71838a; font-size: .77rem; font-weight: 800; }
.language-switch button { border: 0; padding: 4px; color: inherit; background: transparent; cursor: pointer; }
.language-switch button[aria-pressed="true"] { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }
.icon-link { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 50%; transition: transform .2s, background .2s; }
.icon-link:hover { transform: translateY(-2px); background: white; }
.icon-link svg, .button svg { width: 19px; height: 19px; fill: currentColor; stroke: none; }

.hero { position: relative; overflow: hidden; padding: 90px 0 110px; background: var(--deep); color: white; }
.hero::before { content: ""; position: absolute; width: 680px; height: 680px; right: -300px; top: -330px; border-radius: 50%; background: radial-gradient(circle, rgba(95,211,213,.28), transparent 66%); }
.hero::after { content: ""; position: absolute; width: 560px; height: 560px; left: -260px; bottom: -360px; border-radius: 50%; background: radial-gradient(circle, rgba(255,202,106,.16), transparent 68%); }
.hero-grid { position: absolute; inset: 0; opacity: .32; background-image: linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to right, #000, transparent 65%); }
.hero-layout { position: relative; z-index: 2; display: grid; grid-template-columns: .92fr 1.08fr; gap: 70px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; padding: 7px 12px; border: 1px solid rgba(255,255,255,.16); border-radius: 999px; color: #d9f3f0; font-size: .72rem; letter-spacing: .09em; text-transform: uppercase; font-weight: 800; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 5px rgba(165,232,200,.1); }
h1 { margin: 22px 0 22px; font-size: clamp(3.2rem, 6vw, 6rem); line-height: .96; letter-spacing: -.075em; }
h1 em { color: var(--sun); font-family: Georgia, serif; font-weight: 400; }
.hero-lead { max-width: 650px; color: #d1e2e7; font-size: 1.06rem; line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 0 21px; border-radius: 999px; font-size: .85rem; font-weight: 800; text-decoration: none; transition: transform .2s, box-shadow .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--sun); color: #15333e; box-shadow: 0 10px 30px rgba(255,202,106,.18); }
.button-primary:hover { box-shadow: 0 16px 36px rgba(255,202,106,.26); }
.button-secondary { border: 1px solid rgba(255,255,255,.22); color: white; }
.button-secondary:hover { background: rgba(255,255,255,.08); }
.hero-facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; list-style: none; padding: 28px 0 0; margin: 38px 0 0; border-top: 1px solid rgba(255,255,255,.14); }
.hero-facts li { display: flex; flex-direction: column; gap: 0; }
.hero-facts strong { font-size: 1rem; }
.hero-facts span { color: #a9c0c7; font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; }
.hero-visual { position: relative; padding-bottom: 44px; }
.image-card { position: relative; overflow: hidden; border: 1px solid rgba(255,255,255,.14); border-radius: 30px; box-shadow: 0 40px 90px rgba(0,0,0,.28); transform: rotate(1deg); }
.image-card::after { content: ""; position: absolute; inset: 0; box-shadow: inset 0 0 0 1px rgba(255,255,255,.13); border-radius: inherit; pointer-events: none; }
.image-card img { width: 100%; height: 560px; object-fit: cover; object-position: center; filter: saturate(.9) contrast(1.02); }
.image-overlay { position: absolute; inset: auto 0 0; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 16px; padding: 24px; background: linear-gradient(transparent 6%, rgba(4,27,36,.92)); }
.image-overlay div { display: flex; flex-direction: column; gap: 4px; max-width: min(100%, 31rem); padding: 12px 14px; border-radius: 16px; background: rgba(4,27,36,.62); box-shadow: inset 0 0 0 1px rgba(255,255,255,.08); }
.image-kicker { font-size: .7rem; color: #c1d6db; letter-spacing: .12em; text-transform: uppercase; }
.image-overlay strong { font-size: 1.24rem; line-height: 1.2; }
.image-subline { color: #e3eef1; font-size: .76rem; line-height: 1.4; font-weight: 600; }
.image-chip { align-self: end; margin-bottom: 2px; padding: 7px 12px; border: 1px solid rgba(255,255,255,.25); border-radius: 999px; background: rgba(4,27,36,.74); font-size: .72rem; font-family: var(--mono); white-space: nowrap; }
.floating-code { position: absolute; left: 18px; bottom: 0; z-index: 4; display: flex; align-items: center; gap: 7px; padding: 13px 16px; background: rgba(250,249,244,.96); color: var(--ink); border-radius: 13px; box-shadow: var(--shadow); transform: rotate(-2deg) translateY(50%); font-size: .67rem; }
.code-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--line); }
.floating-code .code-dot:first-child { background: var(--coral); }
.floating-code code { margin-left: 6px; font-family: var(--mono); }

.section { padding: 125px 0; }
.section-about,
.section-contact {
  position: relative;
  isolation: isolate;
  background:
    linear-gradient(90deg, rgba(249,248,243,.78), rgba(249,248,243,.58)),
    url("climate-background.svg") center / cover no-repeat;
}
.section-about::after,
.section-contact::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(circle at 80% 28%, rgba(95,211,213,.24), transparent 0 28%);
}

.section-heading h2, .workflow-copy h2, .simulation-banner h2, .contact-copy h2 { margin: 8px 0 20px; max-width: 100%; font-size: clamp(2.3rem, 4.4vw, 4.5rem); line-height: 1.06; letter-spacing: -.06em; overflow-wrap: break-word; hyphens: auto; }
.section-heading p, .workflow-copy p, .contact-copy > p { color: var(--ink-soft); }
.section-number { display: inline-grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 50%; font-size: .72rem; font-weight: 800; }
.section-kicker { margin: 18px 0 0; color: #35707b !important; font-size: .72rem; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
.about-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 110px; }
.sticky-heading { align-self: start; position: static; }
.section-heading,
.about-content,
.cerra-content,
.examples-layout > *,
.contact-layout > *,
.legal-layout > * { min-width: 0; }
.about-content { font-size: 1.02rem; }
.intro-text { margin-top: 0; font-size: clamp(1.35rem, 2.2vw, 2rem); line-height: 1.42; letter-spacing: -.025em; }
.fact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 45px 0; }
.fact-card { padding: 25px; background: var(--paper-bright); border: 1px solid var(--line); border-radius: 18px; }
.fact-value { color: #1f7381; font-weight: 850; font-size: 1.15rem; letter-spacing: -.04em; }
.fact-card h3 { margin: 15px 0 7px; font-size: .94rem; }
.fact-card p { margin: 0; color: var(--ink-soft); font-size: .77rem; line-height: 1.55; }
.variable-strip { display: flex; flex-wrap: wrap; gap: 8px; margin: 35px 0; }
.variable-strip span, .tag-list li { border: 1px solid var(--line); border-radius: 999px; padding: 7px 11px; background: rgba(255,255,255,.38); color: var(--ink-soft); font-family: var(--mono); font-size: .66rem; }
.source-links { display: flex; flex-wrap: wrap; gap: 28px; padding-top: 25px; border-top: 1px solid var(--line); }
.source-links a { display: inline-flex; gap: 8px; font-size: .78rem; font-weight: 800; text-underline-offset: 4px; }

.section-cerra {
  position: relative;
  overflow: hidden;
  color: white;
  background:
    radial-gradient(circle at 88% 18%, rgba(95,211,213,.2), transparent 0 30%),
    radial-gradient(circle at 12% 84%, rgba(255,202,106,.12), transparent 0 24%),
    linear-gradient(135deg, #082c3b 0%, #0b4251 54%, #123d49 100%);
}
.section-cerra::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .34;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: linear-gradient(120deg, transparent 4%, #000 35%, #000 75%, transparent 100%);
}
.cerra-layout { position: relative; display: grid; grid-template-columns: .72fr 1.28fr; gap: 110px; }
.section-cerra .section-number { border-color: rgba(255,255,255,.24); }
.section-cerra .section-kicker { color: var(--cyan) !important; }
.section-cerra .intro-text { color: #eff8f8; }
.cerra-content > p:not(.intro-text) { color: #c6dadd; }
.cerra-fact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 45px 0 18px; }
.cerra-fact-card { background: rgba(255,255,255,.095); border-color: rgba(255,255,255,.18); }
.cerra-fact-card .fact-value { color: var(--sun); }
.cerra-fact-card h3 { color: white; }
.cerra-fact-card p { color: #bed2d7; }
.cerra-use-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 18px 0 26px; }
.cerra-use-grid article { min-height: 190px; padding: 24px; border: 1px solid rgba(255,255,255,.14); border-radius: 18px; background: rgba(4,31,42,.44); }
.cerra-use-grid article > span { color: var(--mint); font-family: var(--mono); font-size: .67rem; }
.cerra-use-grid h3 { margin: 24px 0 8px; font-size: 1.02rem; }
.cerra-use-grid p { margin: 0; color: #bdd1d6; font-size: .78rem; line-height: 1.55; }
.cerra-showcase { margin: 34px 0 30px; overflow: hidden; border: 1px solid rgba(255,255,255,.17); border-radius: 24px; background: rgba(4,31,42,.58); box-shadow: 0 28px 70px rgba(0,0,0,.22); }
.cerra-showcase-image { position: relative; overflow: hidden; background: #dfe8df; }
.cerra-showcase-image::after { content: ""; position: absolute; inset: 0; pointer-events: none; box-shadow: inset 0 0 0 1px rgba(255,255,255,.18); }
.cerra-showcase img { width: 100%; height: auto; aspect-ratio: 2047 / 1239; object-fit: cover; }
.cerra-showcase figcaption { display: grid; grid-template-columns: .9fr 1.1fr; gap: 34px; align-items: start; padding: 27px 29px 30px; border-top: 1px solid rgba(255,255,255,.11); }
.showcase-kicker { display: inline-block; margin-bottom: 8px; color: var(--mint); font-family: var(--mono); font-size: .66rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.cerra-showcase h3 { margin: 0; color: white; font-size: 1.34rem; line-height: 1.22; letter-spacing: -.035em; }
.cerra-showcase figcaption p { margin: 0; color: #c7dadd; font-size: .84rem; line-height: 1.65; }
.dataset-guidance { margin: 28px 0; padding: 24px 26px; border-left: 4px solid var(--sun); border-radius: 0 17px 17px 0; background: rgba(255,202,106,.09); }
.dataset-guidance strong { display: block; margin-bottom: 5px; color: var(--sun); }
.dataset-guidance p { margin: 0; color: #d5e5e7; font-size: .88rem; }
.section-cerra .source-links { border-color: rgba(255,255,255,.16); }
.section-cerra .source-links a { color: #d9f3f0; }

.section-features {
  background:
    linear-gradient(rgba(233,238,234,.76), rgba(233,238,234,.76)),
    url("climate-background.svg") center / cover no-repeat;
}
.centered-heading { max-width: 790px; margin: 0 auto 55px; text-align: center; }
.centered-heading .section-number { margin: 0 auto; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card { min-height: 360px; padding: 29px; display: flex; flex-direction: column; align-items: flex-start; background: var(--paper-bright); border: 1px solid rgba(17,43,54,.11); border-radius: var(--radius); transition: transform .25s, box-shadow .25s; }
.feature-card:hover { transform: translateY(-4px); box-shadow: 0 20px 45px rgba(19,50,60,.08); }
.feature-card-large { grid-column: span 2; background: var(--deep); color: white; }
.feature-card-wide { grid-column: span 2; display: grid; grid-template-columns: auto 1fr 240px; gap: 23px; align-items: center; min-height: 285px; background: #d5e8df; }
.feature-icon { display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: auto; border: 1px solid var(--line); border-radius: 15px; background: rgba(95,211,213,.12); color: #24717b; }
.feature-icon svg { width: 28px; height: 28px; }
.feature-card-large .feature-icon { border-color: rgba(255,255,255,.2); color: var(--mint); }
.feature-label { margin-top: 28px; color: #44727b; font-family: var(--mono); font-size: .68rem; }
.feature-card-large .feature-label { color: #92c9ca; }
.feature-card h3 { margin: 8px 0 12px; font-size: 1.48rem; line-height: 1.2; letter-spacing: -.035em; }
.feature-card p { margin: 0; color: var(--ink-soft); font-size: .88rem; line-height: 1.6; }
.feature-card-large p { color: #c5d8dc; max-width: 720px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 7px; list-style: none; padding: 18px 0 0; margin: auto 0 0; }
.feature-card-large .tag-list li { border-color: rgba(255,255,255,.15); color: #cfe4e7; background: rgba(255,255,255,.05); }
.feature-card-wide .feature-icon { margin-bottom: 0; align-self: start; }
.feature-card-wide .feature-label { margin-top: 0; }
.route-diagram { position: relative; height: 120px; }
.route-line { position: absolute; left: 10px; right: 10px; top: 60px; height: 2px; background: repeating-linear-gradient(90deg, #2d7c83 0 7px, transparent 7px 13px); transform: rotate(-9deg); }
.route-node { position: absolute; display: grid; place-items: center; width: 48px; height: 48px; border: 5px solid #d5e8df; border-radius: 50%; background: var(--deep); color: white; font-family: var(--mono); font-size: .55rem; box-shadow: 0 0 0 1px rgba(9,47,63,.25); }
.route-node::after { content: ""; position: absolute; width: 4px; height: 4px; border-radius: 50%; background: var(--sun); bottom: 8px; }
.n1 { left: 0; top: 47px; }.n2 { left: 92px; top: 24px; }.n3 { right: 0; top: 6px; }

.section-workflow { padding-top: 85px; padding-bottom: 85px; background: linear-gradient(rgba(245,244,238,.8), rgba(245,244,238,.8)), url("climate-background.svg") center / cover no-repeat; }
.workflow-panel { padding: 62px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 75px; background: #fff0d6; border: 1px solid rgba(150,101,27,.14); border-radius: 34px; }
.workflow-copy h2 { font-size: clamp(2rem, 3.4vw, 3.5rem); }
.workflow-steps { list-style: none; margin: 0; padding: 0; border-top: 1px solid rgba(17,43,54,.13); }
.workflow-steps li { display: grid; grid-template-columns: 46px 1fr auto; align-items: center; gap: 15px; padding: 20px 0; border-bottom: 1px solid rgba(17,43,54,.13); }
.workflow-steps li > span { color: #aa6c18; font-family: var(--mono); font-size: .69rem; }
.workflow-steps strong { font-size: .91rem; }
.workflow-steps small { color: var(--ink-soft); font-family: var(--mono); font-size: .65rem; }

.section-examples { background: var(--deep); color: white; }
.section-examples .section-number { border-color: rgba(255,255,255,.2); }
.section-examples .section-heading p { color: #b8cdd3; }
.section-examples .section-kicker { color: var(--cyan) !important; }
.examples-layout { display: grid; grid-template-columns: .74fr 1.26fr; gap: 90px; }
.install-box { margin-top: 38px; overflow: hidden; border: 1px solid rgba(255,255,255,.15); border-radius: 14px; background: #061f2a; }
.terminal-bar { display: flex; gap: 6px; padding: 12px 14px; border-bottom: 1px solid rgba(255,255,255,.08); }
.terminal-bar span { width: 8px; height: 8px; border-radius: 50%; background: #577079; }.terminal-bar span:first-child { background: var(--coral); }.terminal-bar span:nth-child(2) { background: var(--sun); }.terminal-bar span:nth-child(3) { background: var(--mint); }
.install-box code { display: block; padding: 17px; color: #d8eaed; font-family: var(--mono); font-size: .68rem; line-height: 1.9; overflow-x: auto; }
.prompt { color: var(--mint); }
.code-stack { border-top: 1px solid rgba(255,255,255,.14); }
.code-example { border-bottom: 1px solid rgba(255,255,255,.14); }
.code-example summary { display: grid; grid-template-columns: 50px 1fr auto; gap: 17px; align-items: center; padding: 22px 4px; cursor: pointer; list-style: none; }
.code-example summary::-webkit-details-marker { display: none; }
.example-index { color: #79949b; font-family: var(--mono); font-size: .7rem; }
.code-example summary strong { display: block; font-size: .98rem; }
.code-example summary small { display: block; margin-top: 3px; color: #78939a; font-family: var(--mono); font-size: .61rem; }
.chevron { color: var(--mint); transition: transform .2s; }
.code-example[open] .chevron { transform: rotate(180deg); }
pre { margin: 0 0 22px; padding: 24px; overflow-x: auto; background: #061f2a; border: 1px solid rgba(255,255,255,.08); border-radius: 15px; color: #dae9ec; font-family: var(--mono); font-size: .73rem; line-height: 1.72; }
.kw { color: #86d7f1; }.str { color: #d9e96e; }.num { color: #ffaf8a; }.bool { color: #c9a6ff; }

.section-simulations { padding: 80px 0; background: linear-gradient(rgba(211,233,239,.74), rgba(211,233,239,.74)), url("climate-background.svg") center / cover no-repeat; }
.simulation-banner { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.simulation-banner h2 { font-size: clamp(2rem, 3.6vw, 3.8rem); }
.format-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.format-grid div { display: flex; flex-direction: column; justify-content: center; min-height: 105px; padding: 20px; border: 1px solid rgba(17,43,54,.13); border-radius: 18px; background: rgba(255,255,255,.52); }
.format-grid strong { font-size: 1rem; }.format-grid span { color: #49727c; font-family: var(--mono); font-size: .64rem; }


.contact-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 100px; align-items: center; }
.contact-copy .button { margin-top: 22px; }
.contact-card { display: grid; grid-template-columns: 70px 1fr; gap: 18px; padding: 36px; border: 1px solid var(--line); border-radius: 27px; background: white; box-shadow: var(--shadow); font-style: normal; }
.avatar { display: grid; place-items: center; width: 64px; height: 64px; border-radius: 19px; background: var(--deep); color: var(--sun); font-weight: 900; font-size: .82rem; }
.contact-role { margin: 0; color: #5d7880; font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; font-weight: 800; }
.contact-card h3 { margin: 2px 0 4px; font-size: 1.28rem; letter-spacing: -.035em; }
.contact-card a { color: #267681; font-size: .8rem; font-weight: 800; text-underline-offset: 4px; }
.contact-card hr { grid-column: 1 / -1; width: 100%; border: 0; border-top: 1px solid var(--line); }
.contact-card > p { grid-column: 1 / -1; margin: 0; color: var(--ink-soft); font-size: .84rem; }

.section-legal {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(115deg, rgba(236,244,241,.72), rgba(249,246,232,.66)),
    url("climate-background.svg") center / cover no-repeat;
}
.section-legal::before {
  content: "";
  position: absolute;
  width: 460px;
  height: 460px;
  right: -150px;
  top: -190px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(95,211,213,.28), transparent 68%);
  pointer-events: none;
}
.legal-layout { position: relative; display: grid; grid-template-columns: .48fr 1.52fr; gap: 90px; align-items: start; }
.legal-heading { position: static; }
.legal-content { display: grid; gap: 18px; }
.legal-card { padding: 36px; border: 1px solid rgba(17,43,54,.15); border-radius: 25px; background: rgba(255,254,250,.91); box-shadow: 0 18px 55px rgba(5,36,48,.09); }
.legal-card h3 { margin: 0 0 16px; font-size: 1.35rem; letter-spacing: -.035em; }
.legal-card p { margin: 0 0 18px; color: var(--ink-soft); }
.legal-card p:last-child { margin-bottom: 0; }
.legal-card address { margin: 22px 0; color: var(--ink); font-style: normal; font-weight: 700; }
.legal-card dl { margin: 0; border-top: 1px solid var(--line); }
.legal-card dl > div { display: grid; grid-template-columns: minmax(175px, .72fr) 1.28fr; gap: 22px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.legal-card dt { color: #496d75; font-size: .72rem; font-weight: 850; letter-spacing: .07em; text-transform: uppercase; }
.legal-card dd { margin: 0; overflow-wrap: anywhere; }
.legal-card a { color: #176e79; font-weight: 800; text-underline-offset: 4px; }
.legal-signature { margin-top: 24px !important; color: var(--ink) !important; font-weight: 850; }
.legal-note { border-left: 5px solid rgba(45,124,131,.55); }
.legal-note h3 { color: #245f69; font-size: .84rem; letter-spacing: .12em; text-transform: uppercase; }

.site-footer { padding: 58px 0 30px; background: #071f29; color: white; }
.footer-inner { display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: start; }
.footer-brand .brand-mark span { background: white; }
.footer-inner > div:first-child p { margin: 8px 0 0; color: #91a9b0; font-size: .78rem; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { color: #c5d8dd; font-size: .75rem; font-weight: 700; text-underline-offset: 4px; }
.footer-note { grid-column: 1 / -1; margin: 28px 0 0; padding-top: 23px; border-top: 1px solid rgba(255,255,255,.11); color: #718a92; font-size: .68rem; }

@media (max-width: 1000px) {
  .main-nav { display: none; }
  .header-actions { margin-left: auto; }
  .hero-layout, .about-layout, .cerra-layout, .examples-layout, .simulation-banner, .contact-layout, .legal-layout { grid-template-columns: 1fr; }
  .hero { padding-top: 65px; }
  .hero-copy { max-width: 760px; }
  .hero-visual { padding-bottom: 36px; }
  .image-card img { height: 480px; }
  .about-layout, .cerra-layout, .examples-layout, .contact-layout, .legal-layout { gap: 50px; }
  .cerra-showcase figcaption { grid-template-columns: 1fr; gap: 14px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card-large, .feature-card-wide { grid-column: span 2; }
  .workflow-panel { grid-template-columns: 1fr; gap: 35px; }
}

@media (max-width: 680px) {
  body { font-size: 16px; }
  .container { width: min(calc(100% - 26px), var(--container)); }
  .site-header .icon-link { display: none; }
  .header-inner { min-height: 66px; }
  .hero { padding: 52px 0 78px; }
  h1 { font-size: clamp(3rem, 16vw, 4.8rem); }
  .hero-layout { gap: 48px; }
  .hero-facts { grid-template-columns: repeat(2, 1fr); }
  .image-card img { height: 350px; }
  .hero-visual { padding-bottom: 0; }
  .image-overlay { grid-template-columns: 1fr; align-items: start; gap: 10px; padding: 16px; }
  .image-overlay div { max-width: 100%; padding: 11px 12px; }
  .image-overlay strong { font-size: 1.04rem; }
  .image-subline { font-size: .74rem; }
  .image-chip { align-self: start; margin-bottom: 0; }
  .floating-code { display: none; }
  .section { padding: 88px 0; }
  .fact-grid, .cerra-fact-grid, .cerra-use-grid, .feature-grid, .format-grid { grid-template-columns: 1fr; }
  .cerra-showcase { border-radius: 18px; }
  .cerra-showcase figcaption { padding: 22px; }
  .cerra-showcase h3 { font-size: 1.17rem; }
  .feature-card-large, .feature-card-wide { grid-column: auto; }
  .feature-card-wide { display: flex; min-height: 420px; }
  .route-diagram { width: 100%; margin-top: 20px; }
  .workflow-panel { padding: 30px 23px; border-radius: 24px; }
  .workflow-steps li { grid-template-columns: 35px 1fr; }
  .workflow-steps small { grid-column: 2; }
  .code-example summary { grid-template-columns: 35px 1fr auto; }
  pre { font-size: .65rem; padding: 17px; }
  .contact-card { grid-template-columns: 58px 1fr; padding: 25px; }
  .legal-card { padding: 25px; }
  .legal-card dl > div { grid-template-columns: 1fr; gap: 4px; }
  .avatar { width: 54px; height: 54px; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { flex-wrap: wrap; }
}

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