:root {
  --ink: #071722;
  --ink-soft: #0e2838;
  --cyan: #1bb7d8;
  --cyan-bright: #55d7ef;
  --sigma-green: #78a918;
  --sigma-gray: #6b6d70;
  --gewiss-red: #ff3b1f;
  --mutlusan-red: #c91f4f;
  --paper: #f4f7f8;
  --white: #ffffff;
  --muted: #647681;
  --line: rgba(7, 23, 34, 0.14);
  --shell: min(1180px, calc(100% - 48px));
  --radius: 26px;
  --shadow: 0 26px 70px rgba(7, 23, 34, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "DM Sans", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: "Manrope", sans-serif; line-height: 1.08; letter-spacing: -0.04em; }
.shell { width: var(--shell); margin-inline: auto; }
.section { padding: 112px 0; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 1000; padding: 10px 16px; background: white; color: var(--ink); transform: translateY(-140%); }
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  color: var(--white);
  transition: background .3s ease, box-shadow .3s ease, transform .3s ease;
}
.site-header.scrolled { background: rgba(7, 23, 34, .93); box-shadow: 0 12px 34px rgba(0,0,0,.18); backdrop-filter: blur(16px); }
.header-inner { min-height: 128px; display: grid; grid-template-columns: 470px 1fr auto; align-items: center; gap: 16px; }
.brand { position: relative; width: 450px; height: 110px; display: grid; align-items: center; overflow: hidden; }
.brand img { content: url("assets/esco-logo-cropped.png"); position: static; width: 100%; max-width: none; height: auto; transform: none; }
.main-nav { display: flex; justify-content: center; align-items: center; gap: 30px; }
.main-nav a { position: relative; font-size: .91rem; font-weight: 600; color: rgba(255,255,255,.8); }
.main-nav a::after { content: ""; position: absolute; left: 0; bottom: -8px; width: 100%; height: 2px; background: var(--cyan); transform: scaleX(0); transform-origin: left; transition: transform .25s ease; }
.main-nav a:hover, .main-nav a:focus-visible { color: white; }
.main-nav a:hover::after, .main-nav a:focus-visible::after { transform: scaleX(1); }
.menu-toggle { display: none; background: none; border: 0; color: white; width: 42px; height: 42px; padding: 9px; }
.menu-toggle span:not(.sr-only) { display: block; height: 2px; margin: 5px 0; background: currentColor; }

.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 10px; padding: 0 24px; border: 1px solid var(--cyan); border-radius: 2px; background: var(--cyan); color: #03131d; font-family: "Manrope", sans-serif; font-weight: 800; transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); background: var(--cyan-bright); border-color: var(--cyan-bright); }
.button-small { min-height: 44px; padding-inline: 18px; font-size: .9rem; }
.button-light { background: white; border-color: white; color: var(--ink); }
.button-light:hover, .button-light:focus-visible { background: var(--cyan-bright); border-color: var(--cyan-bright); }
.button-outline { background: transparent; color: var(--ink); border-color: var(--ink); }
.button-outline:hover, .button-outline:focus-visible { background: var(--ink); border-color: var(--ink); color: white; }
.text-link { display: inline-block; font-weight: 700; border-bottom: 1px solid currentColor; }
.text-link.light { color: white; }

.hero { position: relative; min-height: 820px; padding: 148px 0 60px; overflow: hidden; color: white; background: radial-gradient(circle at 73% 38%, rgba(27,183,216,.2), transparent 23%), linear-gradient(135deg, #06151f 0%, #0b2536 58%, #071722 100%); }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px); background-size: 56px 56px; mask-image: linear-gradient(to bottom, black, transparent 76%); }
.hero::after { content: "ESCO"; position: absolute; right: -1.5vw; top: 90px; font: 800 clamp(8rem, 20vw, 20rem)/1 "Manrope", sans-serif; letter-spacing: -.09em; color: rgba(255,255,255,.025); pointer-events: none; }
.hero-grid { position: absolute; inset: 0; background: linear-gradient(115deg, transparent 52%, rgba(27,183,216,.055) 52%, rgba(27,183,216,.055) 52.3%, transparent 52.3%); }
.hero-layout { position: relative; z-index: 2; display: grid; grid-template-columns: 1.04fr .96fr; align-items: center; gap: 28px; min-height: 590px; }
.eyebrow, .kicker { font-family: "Manrope", sans-serif; font-size: .77rem; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: var(--cyan-bright); }
.eyebrow span { width: 32px; height: 2px; background: currentColor; }
.hero h1 { max-width: 700px; margin-bottom: 28px; font-size: clamp(3.1rem, 5.6vw, 6.2rem); font-weight: 700; }
.hero h1 em { color: var(--cyan-bright); font-style: normal; }
.hero-lead { max-width: 620px; font-size: 1.13rem; color: rgba(255,255,255,.7); }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 36px; }
.hero-visual { position: relative; min-height: 560px; }
.product-stage { position: relative; width: 100%; height: 100%; min-height: 560px; }
.hero-product { position: absolute; filter: drop-shadow(0 32px 32px rgba(0,0,0,.38)); }
.product-main { width: min(510px, 82%); right: -4%; top: 1%; transform: rotate(-4deg); }
.product-side { width: min(320px, 52%); left: 2%; bottom: 1%; transform: rotate(7deg); }
.hero-brand-stack { position: relative; z-index: 3; min-height: 560px; display: flex; flex-direction: column; justify-content: center; gap: 12px; padding: 34px 0 18px 20px; }
.brand-stack-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 18px; padding: 0 4px 9px; }
.brand-stack-heading span { color: var(--cyan-bright); font: 800 .72rem/1 "Manrope",sans-serif; letter-spacing: .16em; }
.brand-stack-heading small { color: rgba(255,255,255,.48); font-size: .75rem; }
.brand-stack-card { position: relative; display: grid; grid-template-columns: 28px 155px 1fr 24px; align-items: center; gap: 16px; min-height: 128px; padding: 18px 20px; color: var(--ink); background: rgba(255,255,255,.98); border-left: 5px solid; box-shadow: 0 22px 46px rgba(0,0,0,.25); transition: transform .25s ease, box-shadow .25s ease; }
.brand-stack-card:hover, .brand-stack-card:focus-visible { transform: translateX(-7px); box-shadow: 0 28px 56px rgba(0,0,0,.34); }
.sigma-stack { border-color: var(--sigma-green); }
.gewiss-stack { border-color: var(--gewiss-red); }
.mutlusan-stack { border-color: var(--mutlusan-red); }
.brand-stack-index { color: #82919a; font: 800 .68rem/1 "Manrope",sans-serif; }
.brand-stack-logo { width: 155px; height: 66px; display: grid; place-items: center; overflow: hidden; background: white; }
.brand-stack-logo.dark-logo { background: #080b0d; }
.brand-stack-logo .sigma-stack-logo { width: 132px; max-height: 54px; }
.brand-stack-logo .gewiss-stack-logo { width: 132px; height: auto; }
.brand-stack-logo .brand-logo-crop.compact { margin: 0; }
.brand-stack-copy strong { display: block; margin-bottom: 5px; font: 800 1rem/1.15 "Manrope",sans-serif; letter-spacing: -.02em; }
.brand-stack-copy p { margin: 0; color: var(--muted); font-size: .78rem; line-height: 1.38; }
.brand-stack-arrow { font: 700 1.25rem/1 "Manrope",sans-serif; }
.sigma-stack .brand-stack-arrow { color: var(--sigma-green); }
.gewiss-stack .brand-stack-arrow { color: var(--gewiss-red); }
.mutlusan-stack .brand-stack-arrow { color: var(--mutlusan-red); }
.hero-orbit { position: absolute; border: 1px solid rgba(85,215,239,.2); border-radius: 50%; }
.orbit-one { width: 460px; height: 460px; right: 0; top: 44px; }
.orbit-two { width: 330px; height: 330px; right: 62px; top: 108px; border-style: dashed; animation: spin 28s linear infinite; }
.availability-card { position: absolute; right: 2%; bottom: 8%; z-index: 3; display: flex; align-items: center; gap: 13px; padding: 14px 18px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18); backdrop-filter: blur(14px); box-shadow: 0 18px 40px rgba(0,0,0,.24); }
.availability-card strong, .availability-card small { display: block; }
.availability-card strong { font-size: .9rem; }
.availability-card small { color: rgba(255,255,255,.62); }
.pulse { width: 10px; height: 10px; border-radius: 50%; background: var(--cyan-bright); box-shadow: 0 0 0 6px rgba(85,215,239,.13); }
.distributor-strip { position: relative; z-index: 4; display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 20px; background: white; color: var(--ink); box-shadow: var(--shadow); }
.distributor-strip article, .distributor-strip .strip-card { display: flex; gap: 18px; min-height: 156px; padding: 28px 30px; border-right: 1px solid var(--line); align-items: center; transition: transform .25s ease, box-shadow .25s ease; }
.distributor-strip article:last-child, .distributor-strip .strip-card:last-child { border-right: 0; }
.distributor-strip .strip-card:hover { position: relative; z-index: 2; transform: translateY(-5px); box-shadow: 0 18px 38px rgba(7,23,34,.16); }
.strip-index { font-family: "Manrope", sans-serif; font-size: .73rem; font-weight: 800; opacity: .55; }
.distributor-strip p { margin: 0; font-size: .87rem; line-height: 1.45; color: var(--muted); }
.sigma-strip { box-shadow: inset 0 4px 0 var(--sigma-green); background: #f7f8f3; }
.gewiss-strip { color: white; background: var(--gewiss-red); }
.gewiss-strip p { color: rgba(255,255,255,.82); }
.mutlusan-strip { box-shadow: inset 0 4px 0 var(--mutlusan-red); background: #fff7fa; }
.brand-logo-crop { position: relative; width: 300px; height: 88px; overflow: hidden; }
.brand-logo-crop img { position: absolute; max-width: none; width: 720px; }
.brand-logo-crop.sigma-crop img { left: -390px; top: -282px; }
.brand-logo-crop.gewiss-crop img { left: -380px; top: -300px; }
.brand-logo-crop.mutlusan-crop img { left: -382px; top: -298px; }
.brand-logo-crop.compact { width: 158px; height: 58px; margin-bottom: 6px; }
.brand-logo-crop.compact img { width: 360px; }
.brand-logo-crop.compact.sigma-crop img { left: -195px; top: -141px; }
.brand-logo-crop.compact.gewiss-crop img { left: -190px; top: -150px; }
.brand-logo-crop.compact.mutlusan-crop img { left: -191px; top: -149px; }
.brand-section-logo { margin-bottom: 24px; }
.sigma-official-frame { width: 300px; height: 112px; display: grid; place-items: center; padding: 9px 18px; overflow: hidden; background: white; }
.sigma-official-frame img { width: 250px; height: auto; max-height: 94px; object-fit: contain; }

.intro { padding-top: 170px; background: white; }
.intro-layout { display: grid; grid-template-columns: .88fr 1.12fr; gap: 11%; }
.kicker { margin-bottom: 20px; color: #268aa1; }
.section-heading h2, .section-top h2, .gewiss h2, .knx h2, .logistics h2, .contact h2 { font-size: clamp(2.35rem, 4.1vw, 4.8rem); }
.large-copy { font-size: clamp(1.25rem, 2vw, 1.72rem); line-height: 1.48; color: var(--ink); }
.intro-copy > p:not(.large-copy) { max-width: 650px; color: var(--muted); }
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 54px; border-top: 1px solid var(--line); }
.stat-row div { padding: 25px 18px 0 0; }
.stat-row strong { display: block; font: 800 clamp(2.2rem, 4vw, 4rem)/1 "Manrope", sans-serif; color: var(--cyan); }
.stat-row span { display: block; margin-top: 10px; font-size: .83rem; color: var(--muted); }

.solutions { background: #e9eef0; }
.section-top { display: grid; grid-template-columns: 1.2fr .55fr; align-items: end; gap: 10%; margin-bottom: 58px; }
.section-top h2 { margin-bottom: 0; }
.section-top > p { margin-bottom: 8px; color: var(--muted); }
.solution-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.solution-card { position: relative; min-height: 435px; padding: 38px; display: flex; flex-direction: column; }
.solution-card h3 { margin: auto 0 16px; font-size: 1.8rem; }
.solution-card p { margin-bottom: 24px; font-size: .96rem; opacity: .72; }
.solution-card a { align-self: flex-start; padding-bottom: 4px; border-bottom: 1px solid currentColor; font-weight: 700; }
.solution-number { position: absolute; right: 34px; top: 32px; font: 800 .72rem/1 "Manrope", sans-serif; opacity: .55; }
.icon-box { width: 76px; height: 76px; display: grid; place-items: center; border: 1px solid currentColor; }
.icon-box svg { width: 40px; fill: none; stroke: currentColor; stroke-width: 1.6; }
.solution-brand { width: 194px; min-height: 84px; display: flex; align-items: center; padding: 12px 17px; border: 1px solid currentColor; overflow: hidden; }
.solution-brand .brand-logo-crop { margin: 0; flex: 0 0 auto; }
.solution-brand .official-logo, .link-card-brand .official-logo { width: 150px; height: 58px; object-fit: contain; }
.gewiss-clean-logo { width: 150px; height: auto; object-fit: contain; }
.solution-brand.sigma-brand { color: var(--sigma-green); background: rgba(255,255,255,.96); }
.solution-brand.mutlusan-brand { color: white; background: white; }
.solution-brand.gewiss-brand { color: var(--gewiss-red); background: #080b0d; }
.dark-card { color: white; background: var(--ink); box-shadow: inset 0 4px 0 var(--sigma-green); }
.dark-card .icon-box, .dark-card a { color: #a5cc54; }
.cyan-card { color: white; background: var(--mutlusan-red); transform: translateY(-18px); box-shadow: 0 22px 44px rgba(201,31,79,.2); }
.cyan-card p { color: rgba(255,255,255,.82); }
.light-card { color: var(--ink); background: white; box-shadow: inset 0 4px 0 var(--gewiss-red); }
.light-card .icon-box, .light-card a { color: var(--gewiss-red); }

.gewiss { padding: 0; color: white; background: #091923; }
.gewiss-layout { display: grid; grid-template-columns: 1.05fr .95fr; width: 100%; max-width: none; }
.gewiss-panel { padding: 110px max(6vw, calc((100vw - 1180px)/2)); background: radial-gradient(circle at 80% 20%, rgba(255,59,31,.28), transparent 30%), linear-gradient(140deg, #1b1718, #07131b); box-shadow: inset 5px 0 0 var(--gewiss-red); }
.gewiss-panel .brand-logo-crop { background: #080b0d; }
.region-badge { display: inline-block; margin-bottom: 30px; padding: 8px 12px; border: 1px solid rgba(255,59,31,.5); color: #ff775f; font: 800 .73rem/1 "Manrope", sans-serif; letter-spacing: .12em; }
.gewiss-panel h2 { max-width: 740px; }
.gewiss-panel > p:not(.region-badge) { max-width: 660px; color: rgba(255,255,255,.68); }
.gewiss-actions { display: flex; align-items: center; gap: 26px; margin-top: 36px; }
.gewiss-capabilities { padding: 70px max(4vw, 56px); background: #0f2b3a; }
.gewiss-capabilities article { display: grid; grid-template-columns: 48px 1fr; gap: 20px; padding: 26px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.gewiss-capabilities article:last-child { border-bottom: 0; }
.gewiss-capabilities span { color: var(--gewiss-red); font: 800 .78rem/1 "Manrope", sans-serif; }
.gewiss-capabilities h3 { margin-bottom: 8px; font-size: 1.32rem; }
.gewiss-capabilities p { margin: 0; color: rgba(255,255,255,.58); font-size: .93rem; }

.knx { background: white; }
.knx-layout { display: grid; grid-template-columns: .92fr 1.08fr; align-items: center; gap: 9%; }
.knx-collage { position: relative; min-height: 670px; }
.knx-image { position: absolute; margin: 0; overflow: hidden; background: var(--ink); box-shadow: var(--shadow); }
.knx-image img { width: 100%; height: 100%; object-fit: cover; }
.knx-image-large { width: 58%; height: 72%; right: 0; top: 0; }
.knx-image-small { width: 48%; height: 54%; left: 0; bottom: 0; border: 10px solid white; }
.knx-monogram { position: absolute; left: 3%; top: 3%; font: 800 7rem/1 "Manrope", sans-serif; letter-spacing: -.08em; color: rgba(7,23,34,.08); writing-mode: vertical-rl; transform: rotate(180deg); }
.knx-copy .brand-logo-crop { background: white; }
.region-line { color: var(--mutlusan-red); font: 800 .78rem/1.5 "Manrope", sans-serif; letter-spacing: .12em; text-transform: uppercase; }
.knx-copy > p:not(.kicker):not(.region-line) { max-width: 640px; color: var(--muted); }
.check-list { list-style: none; margin: 32px 0 38px; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 13px 26px; }
.check-list li { position: relative; padding-left: 25px; font-weight: 600; }
.check-list li::before { content: ""; position: absolute; left: 0; top: .58em; width: 11px; height: 6px; border: solid var(--mutlusan-red); border-width: 0 0 2px 2px; transform: rotate(-45deg); }
.knx-copy .button { background: var(--mutlusan-red); border-color: var(--mutlusan-red); color: white; }
.knx-copy .button:hover { background: #e13566; border-color: #e13566; }

.products { background: #eef2f3; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.product-card { padding: 18px 18px 28px; background: white; transition: transform .28s ease, box-shadow .28s ease; }
.product-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); }
.product-image { aspect-ratio: 1.2 / 1; overflow: hidden; background: #f7f9f7; }
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.product-card:hover img { transform: scale(1.045); }
.products .brand-logo-crop { background: white; }
.sigma-kicker { color: var(--sigma-green); }
.product-card { border-top: 3px solid transparent; }
.product-card:hover { border-top-color: var(--sigma-green); }
.product-meta { display: flex; justify-content: space-between; margin: 20px 0 14px; color: var(--sigma-green); font: 800 .7rem/1 "Manrope", sans-serif; letter-spacing: .13em; }
.product-card h3 { margin-bottom: 10px; font-size: 1.35rem; }
.product-card p { margin: 0; color: var(--muted); font-size: .9rem; }
.gewiss-products { background: white; }
.gewiss-kicker, .gewiss-products .product-meta { color: var(--gewiss-red); }
.gewiss-products .product-card:hover { border-top-color: var(--gewiss-red); }
.gewiss-product-image { background: #fff; }
.gewiss-product-image img { object-fit: contain; padding: 18px; }
.product-source { display: inline-block; margin-top: 18px; color: var(--gewiss-red); font-size: .8rem; font-weight: 800; }
.gewiss-button { color: white; background: var(--gewiss-red); border-color: var(--gewiss-red); }
.gewiss-button:hover, .gewiss-button:focus-visible { color: white; background: #e72d16; border-color: #e72d16; }

.logistics { position: relative; min-height: 720px; padding: 0; display: grid; align-items: center; color: white; background: var(--ink); overflow: hidden; }
.logistics-image { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,17,26,.97) 0%, rgba(4,17,26,.77) 42%, rgba(4,17,26,.08) 75%), url("assets/esco-technical-operations.png") center/cover no-repeat; transform: scale(1.015); }
.logistics-content { position: relative; z-index: 2; padding-top: 90px; padding-bottom: 90px; }
.logistics h2 { max-width: 710px; margin-bottom: 28px; }
.logistics p:not(.kicker) { max-width: 570px; color: rgba(255,255,255,.72); }
.light-kicker { color: var(--cyan-bright); }

.brands { background: white; }
.brand-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 38px; }
.brand-tile { position: relative; min-height: 410px; overflow: hidden; display: flex; flex-direction: column; justify-content: flex-end; color: white; background: var(--ink); box-shadow: var(--shadow); }
.brand-tile > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.brand-tile:hover > img { transform: scale(1.035); }
.brand-tile::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(2,10,16,.98) 0%, rgba(2,10,16,.45) 42%, transparent 68%); }
.brand-tile > div { position: relative; z-index: 2; padding: 28px; border-top: 4px solid; }
.brand-tile strong, .brand-tile span { display: block; }
.brand-tile strong { font: 800 1.6rem/1.1 "Manrope", sans-serif; letter-spacing: -.04em; }
.brand-tile span { margin-top: 9px; color: rgba(255,255,255,.7); font-size: .86rem; }
.sigma-tile > div { border-color: var(--sigma-green); }
.gewiss-tile > div { border-color: var(--gewiss-red); }
.mutlusan-tile > div { border-color: var(--mutlusan-red); }

.contact { color: white; background: var(--ink); }
.contact-layout { display: grid; grid-template-columns: .92fr 1.08fr; gap: 9%; }
.contact-copy { position: sticky; top: 130px; align-self: start; }
.contact-copy > p:not(.kicker) { max-width: 560px; color: rgba(255,255,255,.66); }
.contact-actions { display: flex; gap: 14px; margin-top: 34px; }
.contact .button-outline { color: white; border-color: rgba(255,255,255,.45); }
.contact .button-outline:hover { color: var(--ink); background: white; border-color: white; }
.contact-details article { display: grid; grid-template-columns: 45px 1fr; gap: 18px; padding: 25px 0; border-bottom: 1px solid rgba(255,255,255,.13); }
.contact-details article > span { color: var(--cyan); font: 800 .75rem/1 "Manrope", sans-serif; }
.contact-details small { display: block; margin-bottom: 8px; color: rgba(255,255,255,.42); font-weight: 800; letter-spacing: .13em; }
.contact-details a { font: 700 1.22rem/1.4 "Manrope", sans-serif; }
.contact-details p { margin: 0; color: rgba(255,255,255,.8); }

.site-footer { color: rgba(255,255,255,.65); background: #041018; }
.footer-main { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 7%; padding: 70px 0 50px; }
.footer-brand img { content: url("assets/esco-logo-cropped.png"); width: 280px; }
.footer-brand p { max-width: 360px; margin-top: 22px; }
.footer-main > div:not(.footer-brand) { display: flex; flex-direction: column; gap: 9px; }
.footer-main strong { margin-bottom: 10px; color: white; font-family: "Manrope", sans-serif; }
.footer-main a:hover { color: var(--cyan-bright); }
.footer-bottom { display: flex; justify-content: space-between; padding: 22px 0 28px; border-top: 1px solid rgba(255,255,255,.1); font-size: .82rem; }
.floating-whatsapp { position: fixed; right: 24px; bottom: 24px; z-index: 60; width: 58px; height: 58px; display: grid; place-items: center; border-radius: 50%; background: #26d366; color: white; box-shadow: 0 16px 34px rgba(0,0,0,.25); transition: transform .2s ease; }
.floating-whatsapp:hover { transform: translateY(-3px) scale(1.03); }
.floating-whatsapp svg { width: 30px; fill: currentColor; }

/* Multi-page layout */
.site-header.inner-header { position: sticky; background: rgba(7,23,34,.98); box-shadow: 0 12px 34px rgba(0,0,0,.16); }
.main-nav a.active { color: white; }
.main-nav a.active::after { transform: scaleX(1); }
.page-hero { position: relative; min-height: 500px; display: grid; align-items: end; padding: 150px 0 76px; overflow: hidden; color: white; background: radial-gradient(circle at 78% 30%, rgba(27,183,216,.22), transparent 26%), linear-gradient(135deg,#071722,#0d2a3a); }
.page-hero::after { content: attr(data-word); position: absolute; right: -2vw; top: 38px; font: 800 clamp(7rem,18vw,18rem)/1 "Manrope",sans-serif; letter-spacing: -.08em; color: rgba(255,255,255,.035); pointer-events: none; }
.page-hero.sigma-page { background: radial-gradient(circle at 80% 28%, rgba(120,169,24,.27), transparent 28%), linear-gradient(135deg,#071722,#18301f); }
.page-hero.gewiss-page { background: radial-gradient(circle at 80% 28%, rgba(255,59,31,.3), transparent 28%), linear-gradient(135deg,#151010,#301510); }
.page-hero.mutlusan-page { background: radial-gradient(circle at 80% 28%, rgba(201,31,79,.28), transparent 28%), linear-gradient(135deg,#071722,#351326); }
.page-hero.products-page { background: radial-gradient(circle at 82% 30%, rgba(255,59,31,.22), transparent 26%), radial-gradient(circle at 68% 70%, rgba(120,169,24,.18), transparent 28%), linear-gradient(135deg,#071722,#163021); }
.page-hero-content { position: relative; z-index: 2; max-width: 900px; }
.breadcrumb { display: flex; gap: 8px; align-items: center; margin-bottom: 22px; color: rgba(255,255,255,.58); font-size: .86rem; }
.breadcrumb a:hover { color: white; }
.page-hero h1 { margin: 0 0 22px; font-size: clamp(3.2rem,7vw,7.2rem); }
.page-hero p { max-width: 760px; margin-bottom: 0; font-size: 1.14rem; color: rgba(255,255,255,.7); }
.page-hero-brand { margin-bottom: 28px; }
.page-hero-brand.brand-logo-crop { background: white; }
.gewiss-official-frame { width: 300px; height: 90px; display: grid; place-items: center; padding: 16px 22px; background: white; }
.gewiss-official-frame img { width: 100%; height: auto; }
.subnav { position: sticky; top: 128px; z-index: 30; background: white; border-bottom: 1px solid var(--line); }
.subnav-inner { display: flex; gap: 28px; overflow-x: auto; padding: 18px 0; scrollbar-width: none; }
.subnav-inner a { white-space: nowrap; font-size: .9rem; font-weight: 700; color: var(--muted); }
.subnav-inner a:hover { color: var(--ink); }
.page-intro { background: white; }
.page-intro-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 10%; }
.page-intro-grid h2 { font-size: clamp(2.4rem,4vw,4.6rem); }
.page-intro-grid .lead { font-size: 1.32rem; color: var(--ink); }
.page-intro-grid p:not(.lead) { color: var(--muted); }
.feature-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; margin-top: 34px; }
.feature-list article { padding: 24px; border: 1px solid var(--line); background: var(--paper); }
.feature-list h3 { margin-bottom: 9px; font-size: 1.08rem; }
.feature-list p { margin: 0; font-size: .9rem; }
.page-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.link-card { min-height: 310px; padding: 32px; display: flex; flex-direction: column; border: 1px solid var(--line); background: white; transition: transform .25s ease, box-shadow .25s ease; }
.link-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.link-card .card-index { color: var(--cyan); font: 800 .75rem/1 "Manrope",sans-serif; }
.link-card h2, .link-card h3 { margin: auto 0 15px; font-size: 1.7rem; }
.link-card p { color: var(--muted); }
.link-card .card-link { align-self: flex-start; margin-top: 10px; padding-bottom: 3px; border-bottom: 1px solid; font-weight: 700; }
.link-card-brand { width: 190px; min-height: 76px; margin-top: 28px; display: flex; align-items: center; padding: 9px 14px; overflow: hidden; border: 1px solid var(--line); }
.link-card-brand .brand-logo-crop { margin: 0; }
.link-card-brand.sigma-brand, .link-card-brand.mutlusan-brand { background: white; }
.link-card-brand.gewiss-brand { background: #080b0d; }
.link-card-brand + h2 { margin-top: auto; }
.document-center { background: #e9eef0; }
.document-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; margin-top: 42px; }
.document-card { min-height: 250px; padding: 30px; display: flex; flex-direction: column; background: white; border-top: 4px solid var(--cyan); box-shadow: 0 14px 35px rgba(7,23,34,.07); }
.document-card.sigma-doc { border-color: var(--sigma-green); }
.document-card.gewiss-doc { border-color: var(--gewiss-red); }
.document-card small { color: var(--muted); font-weight: 800; letter-spacing: .12em; }
.document-card h3 { margin: auto 0 12px; font-size: 1.45rem; }
.document-card p { color: var(--muted); font-size: .9rem; }
.document-card a { align-self: flex-start; margin-top: 6px; padding-bottom: 3px; border-bottom: 1px solid; font-weight: 700; }
.brand-directory { background: white; }
.brand-directory .brand-grid a { color: inherit; }
.coming-soon { background: linear-gradient(135deg,#08131d,#29101e); color: white; }
.coming-soon-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 8%; align-items: center; }
.coming-soon-copy h2 { font-size: clamp(2.6rem,5vw,5.5rem); }
.coming-soon-copy p { color: rgba(255,255,255,.66); }
.coming-badge { display: inline-flex; margin-bottom: 22px; padding: 8px 13px; border: 1px solid rgba(255,255,255,.26); color: #f26a91; font: 800 .74rem/1 "Manrope",sans-serif; letter-spacing: .14em; }
.coming-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: end; }
.coming-gallery img { width: 100%; box-shadow: 0 28px 60px rgba(0,0,0,.32); }
.coming-gallery img:first-child { transform: translateY(-28px); }
.contact-banner { color: white; background: var(--ink); }
.contact-banner-inner, .home-cta-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 10%; align-items: center; }
.contact-banner h2, .home-cta h2 { margin-bottom: 0; font-size: clamp(2.4rem,4vw,4.6rem); }
.contact-banner p { color: rgba(255,255,255,.65); }
.center-action { display: flex; justify-content: center; margin-top: 48px; }
.home-cta { background: white; }
.home-cta p { color: var(--muted); }
.content-band { background: white; }
.content-band.alt { background: #e9eef0; }
.content-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 8%; align-items: center; }
.content-two-col h2 { font-size: clamp(2.3rem,4vw,4.4rem); }
.content-two-col p { color: var(--muted); }
.content-visual { padding: 26px; background: #e9eef0; }
.content-visual img { width: 100%; }
.contact-page-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 9%; }
.contact-card-list article { padding: 24px 0; border-bottom: 1px solid var(--line); }
.contact-card-list small { display: block; margin-bottom: 6px; color: var(--muted); font-weight: 800; letter-spacing: .1em; }
.contact-card-list a, .contact-card-list strong { font: 700 1.2rem/1.4 "Manrope",sans-serif; }
.map-card { min-height: 520px; padding: 38px; display: flex; flex-direction: column; justify-content: flex-end; color: white; background: radial-gradient(circle at 70% 25%, rgba(27,183,216,.24),transparent 28%),linear-gradient(145deg,#0b2b3d,#06131c); }
.map-card h2 { font-size: 2.3rem; }
.map-card p { color: rgba(255,255,255,.66); }
.page-hero.marketplace-page { background: radial-gradient(circle at 80% 25%, rgba(255,111,0,.22), transparent 25%), radial-gradient(circle at 65% 70%, rgba(242,122,24,.14), transparent 25%), linear-gradient(135deg,#071722,#122c3a); }
.marketplaces { background: #f3f5f6; }
.marketplace-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.marketplace-card { position: relative; min-height: 420px; padding: 34px; display: flex; flex-direction: column; overflow: hidden; color: var(--ink); background: white; box-shadow: 0 18px 44px rgba(7,23,34,.09); transition: transform .25s ease, box-shadow .25s ease; }
.marketplace-card::before { content: ""; position: absolute; inset: 0 0 auto; height: 6px; background: currentColor; }
.marketplace-card:hover { transform: translateY(-7px); box-shadow: 0 26px 58px rgba(7,23,34,.15); }
.marketplace-tag { font: 800 .7rem/1 "Manrope",sans-serif; letter-spacing: .13em; color: var(--muted); }
.marketplace-wordmark { margin: 68px 0 auto; font: 800 clamp(2.4rem,4vw,4.4rem)/1 "Manrope",sans-serif; letter-spacing: -.07em; }
.marketplace-card p { max-width: 330px; color: var(--muted); }
.marketplace-action { display: flex; justify-content: space-between; align-items: center; padding-top: 18px; border-top: 1px solid var(--line); font-weight: 800; }
.marketplace-action b { font-size: 1.3rem; }
.hb-card { color: #f56600; }
.n11-card { color: #5d2d91; }
.n11-card .marketplace-wordmark { color: #5d2d91; }
.ty-card { color: #f27a1a; }
.marketplace-note { margin: 28px 0 0; color: var(--muted); font-size: .86rem; }

.reveal { opacity: 1; transform: none; transition: opacity .7s ease, transform .7s ease; }
.reveal-delay { transition-delay: .16s; }
.reveal.visible { opacity: 1; transform: none; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 1080px) {
  :root { --shell: min(100% - 36px, 960px); }
  .header-inner { grid-template-columns: 325px 1fr auto; gap: 12px; }
  .brand { width: 310px; height: 72px; }
  .main-nav { gap: 10px; }
  .main-nav a { font-size: .82rem; }
  .brand-stack-card { grid-template-columns: 24px 120px 1fr 18px; gap: 10px; padding: 16px 12px; }
  .brand-stack-logo { width: 120px; }
  .hero-layout { grid-template-columns: 1fr .8fr; }
  .product-main { width: 115%; right: -24%; }
  .product-side { width: 72%; left: -15%; }
  .intro-layout, .knx-layout, .contact-layout { gap: 6%; }
  .solution-card { padding: 30px; }
}

@media (max-width: 860px) {
  .section { padding: 84px 0; }
  .header-inner { min-height: 72px; grid-template-columns: 1fr auto auto; }
  .menu-toggle { display: block; }
  .main-nav { position: fixed; inset: 72px 0 auto; display: none; padding: 28px 24px 36px; flex-direction: column; align-items: flex-start; background: rgba(7,23,34,.98); }
  .main-nav.open { display: flex; }
  .main-nav a { font-size: 1.2rem; }
  .header-cta { margin-left: auto; }
  .hero { min-height: auto; padding-top: 120px; }
  .hero-layout { grid-template-columns: 1fr; }
  .hero-copy { padding-bottom: 20px; }
  .hero-visual { min-height: 480px; }
  .hero-brand-stack { min-height: 480px; padding: 18px 0 0; }
  .product-main { width: min(520px, 70%); right: 2%; }
  .product-side { width: min(330px, 46%); left: 4%; }
  .distributor-strip { grid-template-columns: 1fr; margin-top: 0; }
  .distributor-strip article, .distributor-strip .strip-card { min-height: 110px; border-right: 0; border-bottom: 1px solid var(--line); }
  .intro { padding-top: 100px; }
  .intro-layout, .knx-layout, .contact-layout { grid-template-columns: 1fr; }
  .intro-layout, .knx-layout { gap: 54px; }
  .section-top { grid-template-columns: 1fr; gap: 20px; }
  .solution-grid { grid-template-columns: 1fr; }
  .solution-card { min-height: 350px; }
  .cyan-card { transform: none; }
  .gewiss-layout { grid-template-columns: 1fr; }
  .gewiss-panel { padding: 90px 7vw; }
  .knx-collage { min-height: 600px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .brand-grid { grid-template-columns: 1fr; }
  .brand-grid article { min-height: 390px; }
  .contact-copy { position: static; }
  .contact-details { margin-top: 50px; }
  .footer-main { grid-template-columns: 2fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .page-grid, .document-grid, .marketplace-grid { grid-template-columns: repeat(2,1fr); }
  .page-intro-grid, .coming-soon-layout, .content-two-col, .contact-page-grid, .contact-banner-inner, .home-cta-inner { grid-template-columns: 1fr; gap: 44px; }
  .subnav { top: 72px; }
}

@media (max-width: 580px) {
  :root { --shell: calc(100% - 28px); }
  .section { padding: 68px 0; }
  .brand { width: 210px; height: 68px; }
  .header-cta { display: none; }
  .header-inner { grid-template-columns: 1fr auto; }
  .hero { padding-top: 105px; }
  .hero h1 { font-size: clamp(2.65rem, 13vw, 4.1rem); }
  .hero-lead { font-size: 1rem; }
  .hero-actions, .gewiss-actions, .contact-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .text-link, .gewiss-actions .text-link { align-self: flex-start; }
  .hero-visual { min-height: 430px; }
  .product-main { width: 86%; right: -8%; }
  .product-side { width: 55%; left: -5%; }
  .hero-brand-stack { min-height: 430px; gap: 9px; padding-top: 12px; }
  .brand-stack-heading { align-items: flex-start; flex-direction: column; gap: 6px; }
  .brand-stack-card { grid-template-columns: 20px 108px 1fr 16px; gap: 8px; min-height: 108px; padding: 13px 10px; }
  .brand-stack-logo { width: 108px; height: 56px; }
  .brand-stack-logo .sigma-stack-logo { width: 96px; }
  .brand-stack-logo .gewiss-stack-logo { width: 96px; }
  .brand-stack-logo .brand-logo-crop.compact { transform: scale(.72); }
  .brand-stack-copy strong { font-size: .88rem; }
  .brand-stack-copy p { font-size: .68rem; }
  .brand-stack-arrow { font-size: 1rem; }
  .orbit-one { width: 320px; height: 320px; }
  .orbit-two { width: 230px; height: 230px; }
  .availability-card { right: 0; bottom: 3%; padding: 10px 12px; }
  .availability-card strong { font-size: .76rem; }
  .distributor-strip article, .distributor-strip .strip-card { padding: 24px 20px; }
  .stat-row { grid-template-columns: 1fr; }
  .stat-row div { display: grid; grid-template-columns: 105px 1fr; align-items: center; border-bottom: 1px solid var(--line); padding: 20px 0; }
  .stat-row span { margin: 0; }
  .solution-card { padding: 28px; }
  .gewiss-panel { padding: 72px 22px; }
  .gewiss-capabilities { padding: 46px 24px; }
  .knx-collage { min-height: 470px; }
  .knx-image-large { width: 66%; height: 73%; }
  .knx-image-small { width: 52%; height: 54%; }
  .knx-monogram { font-size: 4.5rem; }
  .check-list { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .logistics { min-height: 620px; }
  .logistics-image { background-image: linear-gradient(90deg, rgba(4,17,26,.92), rgba(4,17,26,.48)), url("assets/esco-technical-operations.png"); background-position: 63% center; }
  .sigma-official-frame.brand-section-logo { width: 250px; height: 98px; padding: 8px 14px; }
  .sigma-official-frame.brand-section-logo img { width: 220px; max-height: 82px; }
  .contact-details a { font-size: 1rem; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 40px 20px; }
  .footer-bottom { gap: 16px; flex-direction: column; }
  .floating-whatsapp { right: 14px; bottom: 14px; width: 52px; height: 52px; }
  .page-hero { min-height: 420px; padding: 120px 0 58px; }
  .page-hero h1 { font-size: clamp(2.8rem,14vw,4.5rem); }
  .page-grid, .document-grid, .feature-list, .marketplace-grid { grid-template-columns: 1fr; }
  .coming-gallery { gap: 10px; }
  .coming-gallery img:first-child { transform: translateY(-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; }
}