/* ==========================================================================
   IA-Engineering GmbH — Design System
   Farben aus dem Markenlogo: Grau #5A5A5A, Blau #25368A
   ========================================================================== */

:root {
  /* ===== Markenfarben (aus dem Logo) ===== */
  --brand:      #25368A;   /* Logo-Blau */
  --graphite:   #5A5A5A;   /* Logo-Grau */

  /* Ableitungen – ausschließlich aus den beiden Markenfarben aufgehellt/abgedunkelt */
  --brand-hi:   #31459F;   /* Blau aufgehellt: Hover */
  --brand-dk:   #1A2662;   /* Blau abgedunkelt */
  --accent:     #7B8CD6;   /* Blau aufgehellt: Akzente auf dunklen Flächen */
  --graphite-d: #3D3D3D;   /* Grau abgedunkelt: Fließtext */
  --graphite-l: #8A8A8A;   /* Grau aufgehellt: Bildunterschriften */

  /* Dunkle Flächen: Logo-Blau abgedunkelt */
  --ink:        #101838;
  --ink-2:      #1A2450;
  --ink-3:      #25368A;   /* = Logo-Blau */

  /* Neutrale Flächen: Logo-Grau aufgehellt */
  --steel:      #5A5A5A;   /* = Logo-Grau */
  --steel-2:    #A0A7CC;   /* Logo-Blau + 58% Weiß */
  --line:       #E3E4E8;
  --line-dark:  rgba(255,255,255,.14);
  --paper:      #F5F5F8;
  --paper-2:    #ECEDF2;
  --white:      #FFFFFF;

  /* Typo */
  --display: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --body:    "Inter", "Segoe UI", system-ui, sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, "Consolas", monospace;

  /* Raster */
  --wrap: 1200px;
  --gut: clamp(20px, 5vw, 48px);
  --sec: clamp(72px, 10vw, 130px);
  --r: 4px;
  --r-lg: 10px;

  --shadow-sm: 0 1px 2px rgba(14,22,51,.06), 0 4px 14px rgba(14,22,51,.06);
  --shadow-md: 0 2px 6px rgba(14,22,51,.08), 0 18px 44px rgba(14,22,51,.12);
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ========================= Basis ========================= */

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.68;
  color: var(--graphite-d);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
  font-family: var(--display);
  color: var(--ink);
  letter-spacing: -0.022em;
  line-height: 1.13;
  margin: 0 0 .5em;
  font-weight: 700;
}

h1 { font-size: clamp(2.4rem, 6.2vw, 4.6rem); letter-spacing: -0.035em; }
h2 { font-size: clamp(1.85rem, 3.6vw, 2.85rem); }
h3 { font-size: clamp(1.15rem, 1.9vw, 1.4rem); letter-spacing: -0.012em; }
h4 { font-size: 1.02rem; letter-spacing: -0.005em; }
p  { margin: 0 0 1.15em; }
p:last-child { margin-bottom: 0; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gut); }
.section { padding-block: var(--sec); }
.section--paper { background: var(--paper); }
.section--ink { background: var(--ink); color: #BEC3DC; }
.section--ink h2, .section--ink h3, .section--ink h4 { color: var(--white); }

.lead { font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--steel); line-height: 1.62; }
.section--ink .lead { color: #9DA5CA; }

/* Signature: Adress-Label im SPS-Vokabular */
.tag {
  font-family: var(--mono);
  font-size: .705rem;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--brand);
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 20px;
}
.tag::before { content: ""; width: 26px; height: 2px; background: currentColor; flex: none; }
.section--ink .tag, .hero .tag { color: var(--accent); }
.tag--center { justify-content: center; }

.skip { position: absolute; left: -9999px; background: var(--ink); color: #fff; padding: 12px 20px; z-index: 200; }
.skip:focus { left: 12px; top: 12px; }

:focus-visible { outline: 2.5px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* ========================= Buttons ========================= */

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--body); font-size: .95rem; font-weight: 600; letter-spacing: -0.005em;
  padding: 14px 26px; border-radius: var(--r); border: 1.5px solid transparent;
  cursor: pointer; text-decoration: none; line-height: 1.2;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn svg { width: 15px; height: 15px; flex: none; }

.btn--primary { background: var(--brand); color: #fff; }
.btn--primary:hover { background: var(--brand-hi); color: #fff; }

.btn--ghost { border-color: rgba(255,255,255,.42); color: #fff; background: transparent; }
.btn--ghost:hover { border-color: #fff; background: rgba(255,255,255,.12); color: #fff; }

.btn--outline { border-color: var(--line); color: var(--ink); background: #fff; }
.btn--outline:hover { border-color: var(--brand); color: var(--brand); }

.btn--sm { padding: 10px 19px; font-size: .87rem; }

/* ========================= Header ========================= */

.hdr {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.hdr__in { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 78px; }
.hdr.is-stuck {
  background: rgba(255,255,255,.95);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom-color: var(--line);
  box-shadow: 0 1px 20px rgba(14,22,51,.07);
}

/* Logo: zwei Dateien, je nach Hintergrund eingeblendet */
.logo { display: block; line-height: 0; position: relative; flex: none; }
.logo:hover { text-decoration: none; }
.logo img { height: 42px; width: auto; transition: opacity .3s var(--ease); }
.logo__dark { position: absolute; inset: 0; opacity: 0; }
.hdr.is-stuck .logo__light { opacity: 0; }
.hdr.is-stuck .logo__dark { opacity: 1; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  font-size: .92rem; font-weight: 500; color: rgba(255,255,255,.88);
  padding: 9px 14px; border-radius: var(--r); text-decoration: none; white-space: nowrap;
  transition: color .2s, background .2s;
}
.nav a:hover { color: #fff; background: rgba(255,255,255,.13); text-decoration: none; }
.nav a.is-active { color: #fff; }
.hdr.is-stuck .nav a { color: var(--graphite-d); }
.hdr.is-stuck .nav a:hover { color: var(--brand); background: var(--paper); }
.hdr.is-stuck .nav a.is-active { color: var(--brand); }

.nav__ext { display: inline-flex; align-items: center; gap: 6px; }
.nav__ext svg { width: 11px; height: 11px; opacity: .65; }

.nav__cta { margin-left: 10px; }
.hdr .nav__cta { background: var(--brand); color: #fff !important; }
.hdr .nav__cta:hover { background: var(--brand-hi); }

.burger { display: none; background: none; border: 0; cursor: pointer; width: 44px; height: 44px; padding: 10px; color: #fff; }
.burger span { display: block; height: 2px; background: currentColor; margin: 5px 0; transition: transform .3s var(--ease), opacity .2s; }
.hdr.is-stuck .burger { color: var(--ink); }
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-135deg); }

/* ========================= Hero ========================= */

.hero {
  position: relative; min-height: 100svh; display: flex; align-items: center;
  overflow: hidden; background: var(--ink);
}
.hero__stage { position: absolute; inset: 0; }
.hero__art { width: 100%; height: 100%; display: block; }

/* Leiterbahnen ganz leicht atmen lassen */
.art__bands { animation: drift 26s ease-in-out infinite alternate; }
@keyframes drift { from { transform: translateX(0); } to { transform: translateX(-26px); } }

/* Signale, die durch die Anlage laufen */
.sig {
  stroke-dasharray: 46 954;
  stroke-dashoffset: 1000;
  opacity: 0;
  animation: run 9s linear infinite;
  filter: drop-shadow(0 0 6px rgba(157,165,202,.75));
}
@keyframes run {
  0%   { stroke-dashoffset: 1000; opacity: 0; }
  6%   { opacity: .95; }
  70%  { opacity: .95; }
  85%  { opacity: 0; }
  100% { stroke-dashoffset: 0; opacity: 0; }
}
.sig--1 { animation-delay: 0s;    animation-duration: 8.5s; }
.sig--2 { animation-delay: -6.2s; animation-duration: 11s; }
.sig--3 { animation-delay: -2.8s; animation-duration: 9.4s; }
.sig--4 { animation-delay: -8.1s; animation-duration: 12.5s; }
.sig--5 { animation-delay: -4.5s; animation-duration: 10.2s; }
.sig--6 { animation-delay: -1.4s; animation-duration: 13s; }

/* Schrittkette: der aktive Schritt wandert mit dem Text mit */
.art__chain .tr text {
  font-family: var(--mono); font-size: 15px; fill: rgba(255,255,255,.34); letter-spacing: .08em;
}
.blk path {
  fill: rgba(255,255,255,.03);
  stroke: rgba(255,255,255,.20); stroke-width: 1.4;
  transition: fill .55s var(--ease), stroke .55s var(--ease);
}
.blk text {
  font-family: var(--mono); font-size: 19px; letter-spacing: .06em;
  fill: rgba(255,255,255,.42); transition: fill .55s var(--ease);
}
.blk.is-on path { fill: rgba(123,140,214,.18); stroke: var(--accent); }
.blk.is-on text { fill: #fff; }

.hero__body { position: relative; z-index: 2; width: 100%; padding-block: 130px 108px; }
.hero__panel { max-width: 730px; }
.hero h1 { color: #fff; margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero__sub { font-size: clamp(1.05rem, 1.75vw, 1.28rem); color: #BEC3DC; max-width: 620px; margin-bottom: 34px; line-height: 1.6; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; }
.hero__txt { transition: opacity .5s var(--ease), transform .5s var(--ease); }
.hero__txt.is-fading { opacity: 0; transform: translateY(10px); }

.hero__ctrl { position: absolute; z-index: 3; left: 0; right: 0; bottom: 42px; }
.hero__ctrl-in { display: flex; align-items: center; gap: 22px; }
.dots { display: flex; gap: 8px; }
.dot { width: 34px; height: 3px; border: 0; padding: 0; cursor: pointer; background: rgba(255,255,255,.28); position: relative; overflow: hidden; }
.dot::after { content: ""; position: absolute; inset: 0; background: var(--accent); transform: scaleX(0); transform-origin: left; }
.dot.is-on::after { animation: fill 6.5s linear forwards; }
@keyframes fill { to { transform: scaleX(1); } }
.dot:hover { background: rgba(255,255,255,.5); }

.counter { font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; color: rgba(255,255,255,.6); }
.counter b { color: #fff; font-weight: 500; }
.hero__cap { margin-left: auto; font-family: var(--mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: rgba(255,255,255,.5); text-align: right; max-width: 320px; }

.scroll-hint { position: absolute; z-index: 3; bottom: 42px; left: 50%; transform: translateX(-50%); color: rgba(255,255,255,.45); }
.scroll-hint svg { width: 18px; height: 18px; animation: bob 2.2s ease-in-out infinite; }
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(6px); } }

/* ========================= Technologie-Leiste ========================= */

.marq { background: var(--ink-2); border-block: 1px solid var(--line-dark); padding: 20px 0; overflow: hidden; }
.marq__row { display: flex; gap: 54px; width: max-content; animation: slide 42s linear infinite; }
.marq__row span {
  font-family: var(--mono); font-size: .78rem; letter-spacing: .11em; text-transform: uppercase;
  color: rgba(255,255,255,.55); white-space: nowrap; display: flex; align-items: center; gap: 54px;
}
.marq__row span::after { content: "◆"; font-size: .5rem; color: var(--accent); opacity: .85; }
@keyframes slide { to { transform: translateX(-50%); } }
.marq:hover .marq__row { animation-play-state: paused; }

/* ============ Zwei Spalten: Bild genau so hoch wie der Textblock ============ */

.duo {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(38px, 6vw, 84px);
  align-items: stretch;            /* beide Spalten gleich hoch */
}
.duo--flip .duo__media { order: -1; }

.duo__txt { display: flex; flex-direction: column; justify-content: center; }

.duo__media {
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 0;
  position: relative;
}
.duo__media img {
  flex: 1 1 auto;
  width: 100%;
  height: 100%;
  min-height: 420px;               /* Untergrenze, damit es nie gequetscht wirkt */
  object-fit: cover;               /* füllt die Fläche, ohne zu verzerren */
  object-position: center 38%;
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
}
.duo__media figcaption {
  flex: none;
  font-family: var(--mono); font-size: .68rem; letter-spacing: .09em; text-transform: uppercase;
  color: var(--graphite-l); margin-top: 14px;
}
.section--ink .duo__media figcaption { color: var(--steel-2); }

.stat-card {
  position: absolute; right: -18px; bottom: 46px;
  background: var(--white); border-radius: var(--r-lg); padding: 20px 26px;
  box-shadow: var(--shadow-md); border-left: 3px solid var(--brand);
}
.stat-card b { display: block; font-family: var(--display); font-size: 1.9rem; color: var(--ink); line-height: 1; letter-spacing: -0.03em; }
.stat-card span { font-family: var(--mono); font-size: .66rem; letter-spacing: .11em; text-transform: uppercase; color: var(--graphite-l); }

/* Screenshot: nie über Originalgröße hinaus skalieren */
.shot { margin: 0 auto; max-width: 1342px; }
.shot__frame { background: var(--ink-2); border: 1px solid var(--line-dark); border-radius: var(--r-lg); padding: 12px; box-shadow: var(--shadow-md); }
.shot__bar { display: flex; gap: 6px; padding: 2px 4px 11px; }
.shot__bar i { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,.18); }
.shot img { width: 100%; height: auto; border-radius: 5px; }
.shot figcaption { font-family: var(--mono); font-size: .68rem; letter-spacing: .09em; text-transform: uppercase; color: var(--steel-2); margin-top: 16px; text-align: center; }

/* ========================= Leistungen ========================= */

.head { max-width: 720px; margin-bottom: 58px; }
.head--center { margin-inline: auto; text-align: center; }
.head--center .tag { justify-content: center; }

.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 32px 28px 34px; position: relative; overflow: hidden;
  transition: border-color .28s var(--ease), transform .28s var(--ease), box-shadow .28s var(--ease);
}
.card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--brand), var(--accent));
  transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }
.card:hover::before { transform: scaleX(1); }

.card__ico { width: 46px; height: 46px; border-radius: var(--r); background: var(--ink); color: var(--accent); display: grid; place-items: center; margin-bottom: 22px; }
.card__ico svg { width: 21px; height: 21px; }
.card__addr { font-family: var(--mono); font-size: .64rem; letter-spacing: .12em; color: var(--graphite-l); position: absolute; top: 30px; right: 26px; }
.card h3 { margin-bottom: 12px; }
.card p { font-size: .93rem; color: var(--steel); line-height: 1.62; margin-bottom: 16px; }
.card ul { margin: 0; padding: 0; list-style: none; }
.card li { font-size: .855rem; color: var(--graphite-d); padding-left: 17px; position: relative; margin-bottom: 6px; line-height: 1.5; }
.card li::before { content: ""; position: absolute; left: 0; top: 8px; width: 6px; height: 6px; border: 1.5px solid var(--brand); border-radius: 50%; }

/* ========================= Schrittkette (Signature) ========================= */

.chain { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin-top: 12px; }
.step { position: relative; padding: 0 22px 0 0; }
.step__bar { display: flex; align-items: center; margin-bottom: 26px; }
.step__no {
  font-family: var(--mono); font-size: .72rem; font-weight: 500; letter-spacing: .05em;
  width: 40px; height: 40px; flex: none; border-radius: var(--r);
  border: 1.5px solid var(--accent); color: var(--accent);
  display: grid; place-items: center; background: rgba(128,152,235,.10);
}
.step__wire { flex: 1; height: 1.5px; background: var(--line-dark); position: relative; }
.step__wire::after { content: ""; position: absolute; right: 0; top: 50%; transform: translateY(-50%); border-left: 6px solid var(--line-dark); border-block: 4px solid transparent; }
.step:last-child .step__wire { display: none; }
.step__t { font-family: var(--mono); font-size: .6rem; letter-spacing: .1em; color: var(--steel-2); position: absolute; left: 56px; top: -14px; }
.step h3 { font-size: 1.08rem; margin-bottom: 10px; }
.step p { font-size: .89rem; color: #9DA5CA; line-height: 1.6; padding-right: 8px; }

/* ========================= Einsatzfelder ========================= */

.fields { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.field { border: 1px solid var(--line); border-radius: var(--r-lg); padding: 26px 26px 28px; background: var(--white); transition: border-color .25s var(--ease), background .25s var(--ease); }
.field:hover { border-color: var(--brand); background: #F8F8FB; }
.field__k { font-family: var(--mono); font-size: .64rem; letter-spacing: .13em; color: var(--brand); text-transform: uppercase; }
.field h3 { font-size: 1.07rem; margin: 10px 0 9px; }
.field p { font-size: .89rem; color: var(--steel); line-height: 1.6; }

.techgrid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px; background: var(--ink-3); border-radius: var(--r-lg);
  overflow: hidden; margin-top: 52px; box-shadow: var(--shadow-md);
}
.techgrid > div { background: var(--ink); padding: 24px 26px; }
.techgrid dt { font-family: var(--mono); font-size: .64rem; letter-spacing: .13em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
.techgrid dd { margin: 0; font-size: .9rem; color: #ACB3D3; line-height: 1.65; }

/* ========================= Person ========================= */

.person { display: grid; grid-template-columns: 300px 1fr; gap: clamp(32px, 5vw, 66px); align-items: start; }
.person__pic {
  margin: 0; align-self: start; width: 100%; aspect-ratio: 1;
  border-radius: var(--r-lg); overflow: hidden; position: relative;
  background: linear-gradient(155deg, var(--ink-3), var(--ink));
  box-shadow: var(--shadow-md);
}
.person__pic img { width: 100%; height: 100%; object-fit: cover; object-position: center 18%; }
.person__ph { position: absolute; inset: 0; display: grid; place-items: center; }
.person__init { font-family: var(--display); font-size: 3.6rem; font-weight: 700; color: var(--accent); letter-spacing: -0.04em; }
.person__txt { display: flex; flex-direction: column; justify-content: center; }
.person__role { font-family: var(--mono); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--brand); margin-bottom: 10px; }
.person blockquote {
  margin: 30px 0 0; padding: 22px 26px; border-left: 3px solid var(--brand);
  background: var(--white); border-radius: 0 var(--r-lg) var(--r-lg) 0;
  font-family: var(--display); font-size: 1.12rem; line-height: 1.5; color: var(--ink); letter-spacing: -0.015em;
}
.person__links { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }

/* ========================= FAQ ========================= */

.faq { max-width: 860px; margin-inline: auto; }
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq details:first-of-type { border-top: 1px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none; padding: 24px 44px 24px 0; position: relative;
  font-family: var(--display); font-size: clamp(1.02rem, 1.6vw, 1.16rem); font-weight: 500;
  color: var(--ink); letter-spacing: -0.015em; line-height: 1.4;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 6px; top: 50%; width: 12px; height: 12px;
  border-right: 2px solid var(--brand); border-bottom: 2px solid var(--brand);
  transform: translateY(-70%) rotate(45deg); transition: transform .28s var(--ease);
}
.faq details[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq summary:hover { color: var(--brand); }
.faq__a { padding: 0 60px 26px 0; color: var(--steel); font-size: .96rem; }

/* ========================= Anfrage / Kontakt ========================= */

.contact { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(36px, 5vw, 70px); align-items: start; }

.form { display: grid; gap: 18px; align-content: start; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.f label { display: block; font-family: var(--mono); font-size: .64rem; letter-spacing: .13em; text-transform: uppercase; color: var(--steel-2); margin-bottom: 8px; }
.f input, .f select, .f textarea {
  width: 100%; padding: 13px 15px; font-family: var(--body); font-size: .95rem;
  color: #fff; background: rgba(255,255,255,.05);
  border: 1px solid var(--line-dark); border-radius: var(--r);
  transition: border-color .2s, background .2s;
}
.f textarea { min-height: 130px; resize: vertical; }
.f input:focus, .f select:focus, .f textarea:focus { outline: none; border-color: var(--accent); background: rgba(255,255,255,.09); }
.f input::placeholder, .f textarea::placeholder { color: #6672AD; }
.f select option { background: var(--ink-2); color: #fff; }

.check { display: flex; gap: 12px; align-items: flex-start; font-size: .84rem; color: var(--steel-2); line-height: 1.55; }
.check input { width: 17px; height: 17px; margin-top: 3px; flex: none; accent-color: var(--brand); }
.check a { color: var(--accent); }

.hp { position: absolute; left: -9999px; }
.form__note { font-size: .8rem; color: #6672AD; }

.info { background: var(--ink-2); border: 1px solid var(--line-dark); border-radius: var(--r-lg); padding: 34px 32px; }
.info__blk { padding-bottom: 22px; margin-bottom: 22px; border-bottom: 1px solid var(--line-dark); }
.info__blk:last-child { border: 0; padding: 0; margin: 0; }
.info__k { font-family: var(--mono); font-size: .62rem; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
.info__blk p { font-size: .95rem; color: #BEC3DC; margin: 0; line-height: 1.7; }
.info a { color: #fff; text-decoration: none; border-bottom: 1px solid rgba(255,255,255,.25); }
.info a:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.info__name { font-family: var(--display); font-size: 1.3rem; color: #fff; letter-spacing: -0.02em; margin-bottom: 2px; }

/* ========================= CTA-Band ========================= */

.band { background: linear-gradient(115deg, var(--ink) 0%, var(--ink-3) 100%); text-align: center; padding-block: clamp(60px, 8vw, 96px); position: relative; overflow: hidden; }
.band::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 46px 46px;
}
.band > * { position: relative; }
.band h2 { color: #fff; max-width: 760px; margin-inline: auto; }
.band p { color: #9DA5CA; max-width: 620px; margin: 0 auto 30px; }
.band .btn--primary { background: #fff; color: var(--brand); }
.band .btn--primary:hover { background: var(--paper); color: var(--brand-dk); }

/* ========================= Footer ========================= */

.ftr { background: var(--ink); color: #8790BF; padding-block: 60px 30px; border-top: 1px solid var(--line-dark); }
.ftr__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 44px; }
.ftr h4 { font-family: var(--mono); font-size: .62rem; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; font-weight: 500; }
.ftr ul { list-style: none; margin: 0; padding: 0; }
.ftr li { margin-bottom: 9px; }
.ftr a { color: #9DA5CA; font-size: .9rem; text-decoration: none; }
.ftr a:hover { color: #fff; text-decoration: none; }
.ftr p { font-size: .89rem; line-height: 1.7; color: #8790BF; }
.ftr__logo { height: 44px; width: auto; margin-bottom: 22px; }
.ftr__bot { border-top: 1px solid var(--line-dark); padding-top: 26px; display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; font-size: .82rem; }
.ftr__bot nav { display: flex; gap: 22px; }

/* ========================= Scroll-Reveal ========================= */

.rv { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.rv.is-in { opacity: 1; transform: none; }
.rv--d1 { transition-delay: .08s; }
.rv--d2 { transition-delay: .16s; }
.rv--d3 { transition-delay: .24s; }

/* ========================= Responsive ========================= */

@media (max-width: 1080px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .chain { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .step:nth-child(2n) .step__wire { display: none; }
  .fields { grid-template-columns: repeat(2, 1fr); }
  .ftr__grid { grid-template-columns: 1fr 1fr; gap: 34px; }
}

@media (max-width: 900px) {
  .burger { display: block; }
  .nav {
    position: fixed; inset: 78px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; padding: 12px var(--gut) 26px; border-bottom: 1px solid var(--line);
    box-shadow: 0 20px 40px rgba(14,22,51,.14);
    transform: translateY(-14px); opacity: 0; pointer-events: none;
    transition: opacity .25s var(--ease), transform .25s var(--ease);
    max-height: calc(100svh - 78px); overflow-y: auto;
  }
  .nav.is-open { opacity: 1; transform: none; pointer-events: auto; }
  .nav a { color: var(--graphite-d) !important; padding: 15px 4px; border-bottom: 1px solid var(--line); border-radius: 0; font-size: 1rem; }
  .nav a:hover { background: none; }
  .nav a.nav__cta {
    margin: 18px 0 0; justify-content: center; border: 0 !important; border-radius: var(--r);
    padding: 15px !important; color: #fff !important; background: var(--brand);
  }

  .duo, .contact, .person { grid-template-columns: 1fr; }
  .duo--flip .duo__media { order: 0; }
  .duo__media img { min-height: 0; height: auto; aspect-ratio: 4 / 3; }
  .person { gap: 34px; }
  .person__pic { max-width: 260px; }
  .stat-card { right: 14px; bottom: 62px; padding: 16px 20px; }
  .hero__cap, .scroll-hint { display: none; }
  .art__chain { display: none; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .cards, .fields, .chain, .form__row, .ftr__grid { grid-template-columns: 1fr; }
  .step { padding-right: 0; }
  .step__wire { display: none !important; }
  .hero__body { padding-block: 118px 130px; }
  .faq summary { padding-right: 36px; }
  .faq__a { padding-right: 12px; }
  .ftr__bot { flex-direction: column; align-items: flex-start; }
  .ftr__bot nav { flex-wrap: wrap; gap: 16px; }
  .logo img { height: 34px; }
  .stat-card { position: static; margin-top: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .rv { opacity: 1; transform: none; }
}

@media print {
  .hdr, .hero__ctrl, .marq, .scroll-hint { display: none; }
}