/* =========================================================
   ForeStack Technologies Inc. — site styles
   1. Tokens
   2. Base & utilities
   3. Motion primitives (reveal / split / stagger)
   4. Preloader
   5. Header, nav, mobile menu
   6. Hero
   7. Marquee strip
   8. About
   9. Why us
   10. Solutions
   11. Approach
   12. Partners
   13. Contact & form
   14. Footer & back-to-top
   15. Responsive
   16. Reduced motion & print
   ========================================================= */

/* ---------- 1. Tokens ---------- */
:root {
  --navy-900: #071427;
  --navy-850: #09192f;
  --navy-800: #0b1f3a;
  --navy-700: #102a4c;
  --navy-600: #17375f;

  --sky: #4da8e8;
  --sky-600: #2e86cc;
  --cobalt: #0721ff;
  --blue: #0e54f6;
  --blue-600: #1745ff;
  --sage: #9eb3a8;

  --light: #eef2f8;
  --light-2: #f7f9fc;
  --white: #ffffff;

  --ink: #0b1f3a;
  --ink-2: #44546e;
  --ink-3: #6d7d95;
  --line: #dde4ef;

  --on-dark: rgba(255, 255, 255, 0.72);
  --on-dark-dim: rgba(255, 255, 255, 0.5);
  --hair-dark: rgba(255, 255, 255, 0.12);

  --font-display: "Poppins", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;

  --shell: 1200px;
  --gutter: clamp(20px, 5vw, 44px);
  --radius: 18px;
  --radius-lg: 26px;
  --radius-sec: clamp(26px, 4vw, 52px);

  --shadow-sm: 0 2px 10px rgba(11, 31, 58, 0.06);
  --shadow: 0 18px 40px -22px rgba(11, 31, 58, 0.34);
  --shadow-lg: 0 36px 80px -40px rgba(11, 31, 58, 0.5);

  --e-out: cubic-bezier(0.16, 1, 0.3, 1);
  --e-soft: cubic-bezier(0.4, 0, 0.2, 1);
  --e-back: cubic-bezier(0.34, 1.4, 0.44, 1);

  --header-h: 78px;
}

/* ---------- 2. Base & utilities ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--light-2);
  color: var(--ink-2);
  font-family: var(--font-body);
  font-size: clamp(0.975rem, 0.94rem + 0.18vw, 1.0625rem);
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.is-loading,
body.menu-open { overflow: hidden; }

img, svg { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0;
  font-weight: 700;
}

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }
strong { color: var(--ink); font-weight: 600; }

::selection { background: var(--cobalt); color: #fff; }

:focus-visible {
  outline: 2px solid var(--sky);
  outline-offset: 3px;
  border-radius: 6px;
}

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.skip-link {
  position: fixed;
  top: 10px; left: 50%;
  transform: translate(-50%, -160%);
  z-index: 200;
  background: var(--white);
  color: var(--ink);
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: var(--shadow);
  transition: transform 0.35s var(--e-out);
}
.skip-link:focus { transform: translate(-50%, 0); }

.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  position: relative;
  padding-block: clamp(76px, 10vw, 136px);
}
.section--tight { padding-top: clamp(20px, 3vw, 40px); }
.section--light { background: transparent; }
.section--dark {
  background: var(--navy-800);
  color: var(--on-dark);
  border-radius: var(--radius-sec);
  /* `clip` keeps the rounded corners without turning the section into a
     scroll container — which would break position:sticky inside it. */
  overflow: hidden;
  overflow: clip;
  isolation: isolate;
}
.section--contact { border-radius: var(--radius-sec) var(--radius-sec) 0 0; }

.sec-bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.sec-bg__glow {
  position: absolute;
  top: -22%; left: -12%;
  width: 60vw; height: 60vw;
  max-width: 820px; max-height: 820px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14, 84, 246, 0.26), transparent 66%);
  filter: blur(18px);
}
.sec-bg__glow--r { top: auto; bottom: -26%; left: auto; right: -14%;
  background: radial-gradient(circle, rgba(77, 168, 232, 0.2), transparent 66%); }

/* section heads */
.sec-head { max-width: 760px; margin-bottom: clamp(44px, 6vw, 72px); }
.sec-head--center { margin-inline: auto; text-align: center; }
.sec-head--center .eyebrow { justify-content: center; }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sky-600);
}
.eyebrow--sky { color: var(--sky); }
.eyebrow__rule {
  width: 34px; height: 3px; border-radius: 3px;
  background: currentColor;
  transform-origin: left;
  animation: rule-in 0.9s var(--e-out) both;
}
@keyframes rule-in { from { transform: scaleX(0); } }

.h2 {
  font-size: clamp(2rem, 1.3rem + 3.2vw, 3.35rem);
  margin-bottom: 0.5em;
  font-weight: 700;
}
.h2--light { color: #fff; }

.lede {
  font-size: clamp(1.02rem, 0.98rem + 0.32vw, 1.19rem);
  color: var(--ink-2);
  line-height: 1.68;
}
.lede--light { color: var(--on-dark); }

.rule { display: block; width: 46px; height: 3px; border-radius: 3px; background: var(--sky); }

.fineprint { margin-top: 26px; font-size: 0.8rem; color: var(--ink-3); }

/* icons */
.icon,
.btn__icon,
.why-card__icon svg,
.sol__icon svg,
.serve__icon svg,
.contact__ico svg,
.note__icon svg,
.form__done-ico svg,
.totop__icon {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* buttons */
.btn {
  --btn-bg: var(--cobalt);
  --btn-fg: #fff;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 30px;
  border: 0;
  border-radius: 999px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--font-display);
  font-size: 0.94rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.45s var(--e-out), box-shadow 0.45s var(--e-out), color 0.3s var(--e-soft);
  will-change: transform;
}
.btn > span { position: relative; z-index: 2; }
.btn__icon { position: relative; z-index: 2; width: 17px; height: 17px; transition: transform 0.45s var(--e-out); }
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(110deg, var(--blue), var(--cobalt) 55%, #4a7bff);
  opacity: 0;
  transition: opacity 0.4s var(--e-soft);
}
.btn::after {
  content: "";
  position: absolute;
  top: 0; left: -120%;
  z-index: 1;
  width: 55%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.38), transparent);
  transform: skewX(-18deg);
}
.btn:hover { box-shadow: 0 16px 34px -14px rgba(7, 33, 255, 0.62); }
.btn:hover::before { opacity: 1; }
.btn:hover::after { animation: sheen 0.85s var(--e-soft); }
.btn:hover .btn__icon { transform: translateX(4px); }
.btn:active { transform: scale(0.97); }
@keyframes sheen { to { left: 140%; } }

.btn--primary { --btn-bg: var(--cobalt); }
.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--ink);
  box-shadow: inset 0 0 0 1.5px var(--line);
}
.section--dark .btn--ghost, .hero .btn--ghost {
  --btn-fg: #fff;
  box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, 0.26);
}
.btn--ghost::before { background: linear-gradient(110deg, var(--blue), var(--cobalt)); }
.btn--ghost:hover { --btn-fg: #fff; }
.btn--sm { padding: 12px 22px; font-size: 0.875rem; }
.btn--block { width: 100%; }

/* ---------- 3. Motion primitives ---------- */
/* Every "starts hidden" rule is scoped to .js (set by an inline script in the
   head) so the page renders complete when scripting is unavailable. */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.85s var(--e-out) var(--d, 0ms), transform 0.85s var(--e-out) var(--d, 0ms);
  will-change: transform, opacity;
}
.js [data-reveal="left"] { transform: translateX(-44px); }
.js [data-reveal="right"] { transform: translateX(44px); }
.js [data-reveal="zoom"] { transform: scale(0.94); }
.js [data-reveal].is-in { opacity: 1; transform: none; will-change: auto; }

.js [data-stagger] > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.75s var(--e-out), transform 0.75s var(--e-out);
  transition-delay: calc(var(--i, 0) * 75ms);
}
.js [data-stagger].is-in > * { opacity: 1; transform: none; }

.split { --step: 48ms; }
.split .w {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
  padding-bottom: 0.14em;
  margin-bottom: -0.14em;
}
.split .w > i {
  display: inline-block;
  font-style: inherit;
  transform: translateY(110%);
  transition: transform 0.95s var(--e-out);
  transition-delay: calc(var(--i) * var(--step));
}
.split.is-in .w > i { transform: translateY(0); }

/* logo mark float (shared) */
.floaty { animation: floaty 9s ease-in-out infinite; }
@keyframes floaty {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(0deg); }
  50% { transform: translate3d(0, -16px, 0) rotate(-1.4deg); }
}

/* ---------- 4. Preloader ---------- */
.preloader { display: none; }
.js .preloader {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  background: var(--navy-900);
  /* Failsafe: if main.js never runs (blocked, 404, error) the intro still
     gets out of the way instead of leaving a blank screen. */
  animation: preloader-failsafe 0.6s linear 8s forwards;
}
@keyframes preloader-failsafe {
  to { opacity: 0; visibility: hidden; pointer-events: none; }
}
.preloader__stage { display: grid; justify-items: center; gap: 26px; padding: 24px; }
.preloader__mark { width: clamp(88px, 16vw, 132px); height: auto; overflow: visible; }
.preloader__mark .mark__tile {
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
  animation: tile-in 0.85s var(--e-back) forwards;
  animation-delay: calc(var(--t, 0) * 105ms + 120ms);
}
.preloader__mark .mark__tile[data-t="0"] { --t: 0; }
.preloader__mark .mark__tile[data-t="1"] { --t: 1; }
.preloader__mark .mark__tile[data-t="2"] { --t: 2; }
.preloader__mark .mark__tile[data-t="3"] { --t: 3; }
.preloader__mark .mark__tile[data-t="4"] { --t: 4; }
.preloader__mark .mark__tile[data-t="5"] { --t: 5; }
@keyframes tile-in {
  0% { opacity: 0; transform: translate(26px, -34px) scale(0.4) rotate(-22deg); }
  100% { opacity: 1; transform: none; }
}

.preloader__type { text-align: center; overflow: hidden; }
.preloader__name {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
  transform: translateY(120%);
  animation: rise 0.9s var(--e-out) 0.62s forwards;
}
.preloader__sub {
  display: block;
  margin-top: 2px;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--sky);
  transform: translateY(120%);
  animation: rise 0.9s var(--e-out) 0.72s forwards;
}
@keyframes rise { to { transform: translateY(0); } }

.preloader__bar {
  width: min(210px, 52vw);
  height: 2px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.14);
  overflow: hidden;
}
.preloader__bar i {
  display: block;
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--sky), var(--cobalt));
  transform: scaleX(0);
  transform-origin: left;
  animation: load 1.25s var(--e-soft) 0.5s forwards;
}
@keyframes load { to { transform: scaleX(1); } }

.preloader__curtain {
  position: absolute;
  inset: 0;
  background: var(--navy-900);
  transform: translateY(0);
}
.preloader.is-done .preloader__stage {
  opacity: 0;
  transform: translateY(-22px);
  transition: opacity 0.4s var(--e-soft), transform 0.6s var(--e-out);
}
.preloader.is-done .preloader__curtain {
  transform: translateY(-101%);
  transition: transform 0.95s var(--e-out) 0.18s;
}
.preloader.is-done { pointer-events: none; }
.preloader.is-hidden { display: none; }

/* ---------- 5. Header ---------- */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 120;
  height: var(--header-h);
  transition: background 0.5s var(--e-soft), box-shadow 0.5s var(--e-soft),
              backdrop-filter 0.5s var(--e-soft), height 0.5s var(--e-out);
}
.header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(8, 24, 45, 0.82);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--hair-dark);
  opacity: 0;
  transition: opacity 0.5s var(--e-soft);
}
.header.is-stuck::before { opacity: 1; }
.header.is-stuck { height: 66px; }

.header__progress {
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 2px;
  z-index: 3;
}
.header__progress i {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--sky), var(--cobalt));
  transition: width 0.12s linear;
}

.header__inner {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
  transition: transform 0.5s var(--e-out);
}
.logo:hover { transform: translateY(-2px); }
.logo__mark {
  width: 34px;
  height: auto;
  overflow: visible;
  transition: transform 0.7s var(--e-back);
}
.logo:hover .logo__mark { transform: rotate(-8deg) scale(1.08); }
.logo__type { display: grid; line-height: 1; }
.logo__name {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
}
.logo__sub {
  margin-top: 3px;
  font-family: var(--font-display);
  font-size: 0.545rem;
  font-weight: 600;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--sky);
}
.logo--lg .logo__mark { width: 48px; }
.logo--lg .logo__name { font-size: 1.5rem; }
.logo--lg .logo__sub { font-size: 0.66rem; }

.nav { position: relative; margin-left: auto; }
.nav__list { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav__link {
  position: relative;
  display: block;
  padding: 9px 15px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.74);
  transition: color 0.3s var(--e-soft);
}
.nav__link:hover, .nav__link.is-active { color: #fff; }
.nav__indicator {
  position: absolute;
  top: 50%;
  left: 0;
  height: 34px;
  width: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.11);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
  transform: translateY(-50%);
  opacity: 0;
  transition: transform 0.55s var(--e-out), width 0.55s var(--e-out),
              left 0.55s var(--e-out), opacity 0.35s var(--e-soft);
  pointer-events: none;
}
.nav__indicator.is-on { opacity: 1; }

.header__actions { display: flex; align-items: center; gap: 12px; margin-left: 4px; }
.nav + .header__actions { margin-left: 18px; }

.burger {
  display: none;
  position: relative;
  width: 44px; height: 44px;
  padding: 0;
  border: 0;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 0 1px var(--hair-dark);
  cursor: pointer;
}
.burger span {
  position: absolute;
  left: 13px;
  width: 18px; height: 2px;
  border-radius: 2px;
  background: #fff;
  transition: transform 0.45s var(--e-back), opacity 0.25s var(--e-soft), width 0.45s var(--e-out);
}
.burger span:nth-child(1) { top: 16px; }
.burger span:nth-child(2) { top: 21px; width: 13px; }
.burger span:nth-child(3) { top: 26px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: translateX(-10px); }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* ---------- Mobile menu ---------- */
.menu {
  position: fixed;
  inset: 0;
  z-index: 110;
  visibility: hidden;
  pointer-events: none;
}
.menu__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, var(--navy-850), var(--navy-900));
  clip-path: circle(0% at calc(100% - 46px) 40px);
  transition: clip-path 0.75s var(--e-out);
}
.menu.is-open { visibility: visible; pointer-events: auto; }
.menu.is-open .menu__bg { clip-path: circle(150% at calc(100% - 46px) 40px); }

.menu__inner {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 40px;
  padding: calc(var(--header-h) + 24px) var(--gutter) 48px;
  overflow-y: auto;
}
.menu__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.menu__list li, .menu__foot {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.6s var(--e-out), transform 0.7s var(--e-out);
  transition-delay: calc(var(--i) * 55ms + 120ms);
}
.menu.is-open .menu__list li,
.menu.is-open .menu__foot { opacity: 1; transform: none; }
.menu__list a {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 8vw, 2.6rem);
  font-weight: 600;
  color: #fff;
  letter-spacing: -0.02em;
  transition: color 0.3s var(--e-soft), padding-left 0.45s var(--e-out);
}
.menu__list a em {
  font-style: normal;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--sky);
}
.menu__list a:hover, .menu__list a:focus-visible { color: var(--sky); padding-left: 10px; }
.menu__foot { display: flex; flex-wrap: wrap; gap: 8px 28px; color: var(--on-dark); font-size: 0.95rem; }
.menu__foot a { transition: color 0.3s var(--e-soft); }
.menu__foot a:hover { color: var(--sky); }

/* ---------- 6. Hero ---------- */
.hero {
  position: relative;
  min-height: min(100svh, 940px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: calc(var(--header-h) + clamp(48px, 7vw, 84px)) clamp(68px, 8vw, 96px);
  background: var(--navy-800);
  color: var(--on-dark);
  overflow: hidden;
  isolation: isolate;
}
.hero__bg { position: absolute; inset: 0; z-index: -2; overflow: hidden; }
.hero__grid {
  position: absolute;
  inset: -1px;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 80% 70% at 30% 35%, #000 25%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 30% 35%, #000 25%, transparent 78%);
}
.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(14px);
}
.hero__glow--a {
  top: -26%; left: -14%;
  width: 62vw; height: 62vw; max-width: 900px; max-height: 900px;
  background: radial-gradient(circle, rgba(14, 84, 246, 0.36), transparent 64%);
  animation: drift-a 18s ease-in-out infinite;
}
.hero__glow--b {
  right: -18%; bottom: -30%;
  width: 56vw; height: 56vw; max-width: 780px; max-height: 780px;
  background: radial-gradient(circle, rgba(77, 168, 232, 0.24), transparent 66%);
  animation: drift-b 22s ease-in-out infinite;
}
@keyframes drift-a {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(7%, 6%) scale(1.12); }
}
@keyframes drift-b {
  0%, 100% { transform: translate(0, 0) scale(1.06); }
  50% { transform: translate(-8%, -5%) scale(0.96); }
}
.hero__spot {
  position: absolute;
  top: 0; left: 0;
  width: 520px; height: 520px;
  margin: -260px 0 0 -260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(77, 168, 232, 0.16), transparent 62%);
  opacity: 0;
  transition: opacity 0.6s var(--e-soft);
  will-change: transform;
}
.hero:hover .hero__spot { opacity: 1; }
.hero__dots {
  position: absolute;
  left: var(--gutter);
  bottom: 12%;
  width: 150px; height: 74px;
  background-image: radial-gradient(rgba(255, 255, 255, 0.28) 1.4px, transparent 1.4px);
  background-size: 18px 18px;
  opacity: 0.6;
}

.hero__mark {
  position: absolute;
  top: 50%;
  right: -4%;
  width: min(44vw, 545px);
  height: auto;
  overflow: visible;
  transform: translateY(-50%);
  opacity: 0.95;
  z-index: -1;
  filter: drop-shadow(0 50px 90px rgba(4, 12, 28, 0.6));
}
.hero__mark .mark__tiles { animation: floaty 11s ease-in-out infinite; }
.hero__mark .mark__tile { transform-box: fill-box; transform-origin: center; }
.js .hero__mark .mark__tile {
  opacity: 0;
  transition: opacity 1s var(--e-out), transform 1.2s var(--e-out);
  transform: translate(40px, -50px) scale(0.72) rotate(-16deg);
}
body.is-ready .hero__mark .mark__tile { opacity: 1; transform: none; }
.hero__mark .mark__tile[data-t="0"] { transition-delay: 0.18s; }
.hero__mark .mark__tile[data-t="1"] { transition-delay: 0.26s; }
.hero__mark .mark__tile[data-t="2"] { transition-delay: 0.34s; }
.hero__mark .mark__tile[data-t="3"] { transition-delay: 0.42s; }
.hero__mark .mark__tile[data-t="4"] { transition-delay: 0.5s; }
.hero__mark .mark__tile[data-t="5"] { transition-delay: 0.58s; }

.hero__inner { position: relative; z-index: 2; }
.hero__eyebrow { color: var(--sky); }
.hero__title {
  max-width: 20ch;
  margin: 0 0 24px;
  font-size: clamp(2.1rem, 1.25rem + 4.3vw, 3.8rem);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: #fff;
}
/* Solid fallback when the splitter has not run (no JS). */
.hero__title .hl { color: var(--sky); }
/* The gradient lives on the inner element: a transformed child paints into
   its own layer, so clipping the background on the wrapper shows nothing. */
.hero__title .hl > i {
  background: linear-gradient(100deg, var(--sky), #9ed2ff 50%, var(--sky));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__lede {
  max-width: 54ch;
  margin-bottom: 36px;
  font-size: clamp(1.02rem, 0.98rem + 0.34vw, 1.2rem);
  color: var(--on-dark);
}
.js .hero__lede {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s var(--e-out) 0.5s, transform 0.9s var(--e-out) 0.5s;
}
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }
.js .hero__cta {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s var(--e-out) 0.64s, transform 0.9s var(--e-out) 0.64s;
}
body.is-ready .hero__lede,
body.is-ready .hero__cta { opacity: 1; transform: none; }

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 3vw, 40px);
  max-width: 760px;
  margin: clamp(34px, 4.4vw, 58px) 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--hair-dark);
}
.js .stat { opacity: 0; transform: translateY(26px); transition: opacity 0.8s var(--e-out), transform 0.8s var(--e-out); }
.hero__stats .stat:nth-child(1) { transition-delay: 0.8s; }
.hero__stats .stat:nth-child(2) { transition-delay: 0.9s; }
.hero__stats .stat:nth-child(3) { transition-delay: 1s; }
body.is-ready .stat { opacity: 1; transform: none; }
.stat__num {
  display: flex;
  align-items: baseline;
  font-family: var(--font-display);
  font-size: clamp(2rem, 1.3rem + 2.4vw, 3rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1;
}
.stat__num i { font-style: normal; color: var(--sky); }
.stat__label {
  margin: 10px 0 0;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--on-dark-dim);
}

.hero__scroll {
  position: absolute;
  right: var(--gutter);
  bottom: clamp(20px, 3vw, 32px);
  z-index: 2;
  display: grid;
  justify-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--on-dark-dim);
  transition: color 0.3s var(--e-soft);
}
.js .hero__scroll { opacity: 0; transition: opacity 0.8s var(--e-out) 1.15s, color 0.3s var(--e-soft); }
body.is-ready .hero__scroll { opacity: 1; }
.hero__scroll:hover { color: var(--sky); }
.hero__scroll-line {
  position: relative;
  width: 1px; height: 46px;
  background: rgba(255, 255, 255, 0.18);
  overflow: hidden;
}
.hero__scroll-line i {
  position: absolute;
  inset: 0;
  background: var(--sky);
  animation: scroll-run 2.2s var(--e-soft) infinite;
}
@keyframes scroll-run {
  0% { transform: translateY(-100%); }
  55%, 100% { transform: translateY(100%); }
}

/* ---------- 7. Marquee strip ---------- */
.strip {
  position: relative;
  padding: 18px 0;
  background: var(--navy-850);
  border-top: 1px solid var(--hair-dark);
  border-radius: 0 0 var(--radius-sec) var(--radius-sec);
  overflow: hidden;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.44);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.strip__track { display: flex; width: max-content; animation: slide 34s linear infinite; }
.strip__group { display: flex; align-items: center; gap: 26px; padding-right: 26px; white-space: nowrap; }
.strip__group i { color: var(--sky); font-style: normal; }
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- 8. About ---------- */
.about__top {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 66px);
  align-items: start;
  margin-bottom: clamp(48px, 6vw, 80px);
}
.about__intro .lede { margin-bottom: 1.1em; color: var(--ink); font-weight: 500; }

.about__panel {
  position: relative;
  padding: clamp(28px, 3.4vw, 42px);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, var(--navy-800), var(--navy-900));
  color: var(--on-dark);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about__panel-mark {
  position: absolute;
  top: -40px; right: -56px;
  width: 230px;
  opacity: 0.14;
  z-index: 0;
}
.about__figure { position: relative; z-index: 1; padding-bottom: 26px; border-bottom: 1px solid var(--hair-dark); }
.about__figure-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(3.6rem, 2rem + 6vw, 5.4rem);
  font-weight: 800;
  line-height: 0.92;
  color: #fff;
  letter-spacing: -0.045em;
}
.about__figure-unit {
  display: block;
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--sky);
}
.about__figure p { font-size: 0.93rem; color: var(--on-dark-dim); line-height: 1.6; }
.about__cover { position: relative; z-index: 1; margin-top: 26px; }

.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 11px; }
.ticks li {
  position: relative;
  padding-left: 22px;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.86);
}
.ticks li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.6em;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--sky);
  box-shadow: 0 0 0 4px rgba(77, 168, 232, 0.16);
}

.pillars { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(16px, 2.4vw, 26px); }
.pillar {
  position: relative;
  padding: clamp(28px, 3.2vw, 40px);
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 4px solid var(--sky);
  overflow: hidden;
  transition: transform 0.6s var(--e-out), box-shadow 0.6s var(--e-out);
}
.pillar:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.pillar--dark {
  background: linear-gradient(165deg, var(--navy-800), var(--navy-900));
  border-color: transparent;
  border-left-color: var(--sky);
  color: var(--on-dark);
}
.pillar__quote {
  position: absolute;
  top: 18px; right: 24px;
  font-family: var(--font-display);
  font-size: 4.4rem;
  font-weight: 800;
  line-height: 1;
  color: var(--sky);
  opacity: 0.22;
  transition: transform 0.7s var(--e-out), opacity 0.5s var(--e-soft);
}
.pillar:hover .pillar__quote { transform: translateY(-4px) scale(1.08); opacity: 0.34; }
.pillar__text {
  font-family: var(--font-display);
  font-size: clamp(1.02rem, 0.95rem + 0.4vw, 1.2rem);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.pillar--dark .pillar__text { color: #fff; }

/* ---------- 9. Why us ---------- */
.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.2vw, 26px);
}
.why-card {
  position: relative;
  padding: clamp(28px, 3vw, 38px);
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.6s var(--e-out), box-shadow 0.6s var(--e-out), border-color 0.4s var(--e-soft);
}
.why-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(170deg, rgba(14, 84, 246, 0.05), transparent 52%);
  opacity: 0;
  transition: opacity 0.5s var(--e-soft);
}
.why-card:hover, .why-card:focus-visible {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.why-card:hover::before { opacity: 1; }
.why-card > * { position: relative; }
.why-card__n {
  position: absolute;
  top: clamp(20px, 2.4vw, 28px);
  right: clamp(22px, 2.6vw, 32px);
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1;
  color: var(--ink);
  opacity: 0.09;
  transition: opacity 0.5s var(--e-soft), transform 0.6s var(--e-out);
}
.why-card:hover .why-card__n { opacity: 0.16; transform: translateY(-3px); }
.why-card__icon {
  display: grid;
  place-items: center;
  width: 58px; height: 58px;
  margin-bottom: 26px;
  border-radius: 16px;
  background: var(--navy-800);
  color: #fff;
  transition: transform 0.65s var(--e-back), background 0.45s var(--e-soft);
}
.why-card__icon svg { width: 26px; height: 26px; }
.why-card:hover .why-card__icon {
  transform: translateY(-4px) rotate(-7deg);
  background: linear-gradient(140deg, var(--blue), var(--cobalt));
}
.why-card h3 { font-size: 1.24rem; margin-bottom: 14px; }
.why-card .rule { margin-bottom: 18px; transition: width 0.6s var(--e-out); }
.why-card:hover .rule { width: 72px; }
.why-card p { font-size: 0.95rem; }

.value {
  position: relative;
  margin-top: clamp(44px, 5vw, 66px);
  padding: clamp(34px, 4.6vw, 62px);
  border-radius: var(--radius-lg);
  background: linear-gradient(140deg, var(--navy-800) 20%, var(--navy-900));
  color: var(--on-dark);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.value__mark { position: absolute; right: -40px; bottom: -70px; width: 290px; opacity: 0.16; }
.value > *:not(.value__mark) { position: relative; max-width: 800px; }
.value__text {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 0.95rem + 1.6vw, 2.05rem);
  font-weight: 600;
  line-height: 1.32;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 22px;
}
.value__tags { display: flex; flex-wrap: wrap; gap: 10px 12px; margin: 0; }
.value__tags span {
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sky);
  transition: background 0.4s var(--e-soft), transform 0.5s var(--e-out), color 0.3s var(--e-soft);
}
.value__tags span:hover { background: var(--sky); color: var(--navy-900); transform: translateY(-3px); }

/* ---------- 10. Solutions ---------- */
.solutions__layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.6fr);
  gap: clamp(32px, 4.6vw, 72px);
  align-items: start;
}
.solutions__head { position: sticky; top: calc(var(--header-h) + 34px); }
.solutions__head .btn { margin-top: 30px; }

.grid-9 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.sol {
  position: relative;
  padding: 26px 24px 28px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.09);
  overflow: hidden;
  transform-style: preserve-3d;
  transition: transform 0.5s var(--e-out), background 0.45s var(--e-soft), border-color 0.45s var(--e-soft);
}
.sol::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(150deg, var(--sky), transparent 45%, var(--cobalt));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.45s var(--e-soft);
}
.sol:hover, .sol:focus-visible {
  background: rgba(255, 255, 255, 0.07);
  border-color: transparent;
}
.sol:hover::before, .sol:focus-visible::before { opacity: 1; }
.sol__sheen {
  position: absolute;
  inset: 0;
  background: radial-gradient(240px circle at var(--mx, 50%) var(--my, 0%), rgba(77, 168, 232, 0.16), transparent 62%);
  opacity: 0;
  transition: opacity 0.4s var(--e-soft);
  pointer-events: none;
}
.sol:hover .sol__sheen { opacity: 1; }
.sol > *:not(.sol__sheen) { position: relative; z-index: 1; }
.sol__n {
  position: absolute;
  top: 24px; right: 22px;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--sky);
  opacity: 0.6;
  transition: opacity 0.4s var(--e-soft);
}
.sol:hover .sol__n { opacity: 1; }
.sol__icon {
  display: grid;
  place-items: center;
  width: 50px; height: 50px;
  margin-bottom: 22px;
  border-radius: 14px;
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.03));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  color: #fff;
  transition: transform 0.6s var(--e-back), background 0.45s var(--e-soft), box-shadow 0.45s var(--e-soft);
}
.sol__icon svg { width: 24px; height: 24px; }
.sol:hover .sol__icon {
  transform: translateY(-4px) scale(1.06) rotate(-6deg);
  background: linear-gradient(140deg, var(--blue), var(--cobalt));
  box-shadow: 0 12px 26px -12px rgba(7, 33, 255, 0.9);
}
.sol h3 {
  font-size: 1.02rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 9px;
  letter-spacing: -0.01em;
}
.sol p { font-size: 0.875rem; line-height: 1.6; color: var(--on-dark-dim); }

/* ---------- 11. Approach ---------- */
.steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 26px);
  list-style: none;
  margin: 0 0 clamp(46px, 6vw, 76px);
  padding: 0;
}
.steps__line {
  position: absolute;
  top: 27px;
  left: 10%;
  width: 80%;
  height: 3px;
  border-radius: 3px;
  background: var(--line);
  overflow: hidden;
}
.steps__line i {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--sky), var(--cobalt));
  transition: width 0.25s linear;
}
.step { position: relative; text-align: center; }
.step__dot {
  position: relative;
  display: grid;
  place-items: center;
  width: 54px; height: 54px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--navy-800);
  color: #fff;
  font-family: var(--font-display);
  font-size: 1.06rem;
  font-weight: 700;
  box-shadow: 0 0 0 7px var(--light-2);
  transition: transform 0.6s var(--e-back), background 0.45s var(--e-soft), box-shadow 0.45s var(--e-soft);
}
.step__dot::after {
  content: "";
  position: absolute;
  inset: -7px;
  border-radius: 50%;
  border: 2px solid var(--sky);
  opacity: 0;
  transform: scale(0.72);
  transition: opacity 0.5s var(--e-soft), transform 0.6s var(--e-out);
}
.step.is-done .step__dot {
  background: linear-gradient(140deg, var(--blue), var(--cobalt));
  box-shadow: 0 0 0 7px var(--light-2), 0 12px 26px -12px rgba(7, 33, 255, 0.85);
}
.step.is-done .step__dot::after { opacity: 0.55; transform: scale(1); }
.step:hover .step__dot {
  transform: translateY(-5px) scale(1.06);
  background: linear-gradient(140deg, var(--blue), var(--cobalt));
}
.step:hover .step__dot::after { opacity: 1; transform: scale(1); }
.step h3 { font-size: 1.08rem; margin-bottom: 10px; }
.step p { font-size: 0.89rem; line-height: 1.6; color: var(--ink-3); }

.serve { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(16px, 2.4vw, 26px); }
.serve__card {
  position: relative;
  padding: clamp(28px, 3.4vw, 42px);
  border-radius: var(--radius-lg);
  background: var(--light);
  border: 1px solid var(--line);
  overflow: hidden;
}
.serve__card--dark {
  background: linear-gradient(160deg, var(--navy-800), var(--navy-900));
  border-color: transparent;
  color: var(--on-dark);
}
.serve__icon {
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  margin-bottom: 22px;
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14);
  color: var(--sky);
}
.serve__icon svg { width: 22px; height: 22px; }
.serve__icon--light { background: var(--white); box-shadow: var(--shadow-sm); color: var(--navy-800); }
.serve__text {
  font-family: var(--font-display);
  font-size: clamp(1.06rem, 0.96rem + 0.5vw, 1.3rem);
  font-weight: 600;
  line-height: 1.45;
  color: #fff;
  letter-spacing: -0.01em;
}
.serve__note { margin-top: 14px; font-size: 0.92rem; color: var(--on-dark-dim); }

.chips { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; margin: 0; padding: 0; }
.chips li {
  padding: 10px 20px;
  border-radius: 999px;
  background: var(--white);
  border: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--ink);
  transition: transform 0.5s var(--e-out), background 0.4s var(--e-soft), color 0.3s var(--e-soft), border-color 0.4s var(--e-soft);
}
.chips li:hover {
  transform: translateY(-4px);
  background: var(--navy-800);
  border-color: transparent;
  color: #fff;
}

/* ---------- 12. Partners ---------- */
.logos {
  display: grid;
  gap: 14px;
  margin-block: clamp(10px, 2vw, 22px) clamp(36px, 5vw, 56px);
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.logos__row { overflow: hidden; }
.logos__track { display: flex; width: max-content; animation: slide 46s linear infinite; }
.logos__row--rev .logos__track { animation-duration: 54s; animation-direction: reverse; }
.logos:hover .logos__track { animation-play-state: paused; }
.logos__set { display: flex; gap: 14px; padding-right: 14px; }
.vendor {
  display: grid;
  place-items: center;
  min-width: 190px;
  height: 92px;
  padding: 0 26px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 0.96rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-align: center;
  color: var(--ink-3);
  white-space: nowrap;
  transition: transform 0.5s var(--e-out), color 0.35s var(--e-soft),
              box-shadow 0.5s var(--e-out), border-color 0.4s var(--e-soft);
}
.vendor:hover {
  transform: translateY(-6px);
  color: var(--ink);
  border-color: transparent;
  box-shadow: var(--shadow);
}

.note {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: clamp(24px, 3vw, 34px);
  border-radius: var(--radius-lg);
  background: var(--light);
  border: 1px solid var(--line);
}
.note__icon {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  border-radius: 13px;
  background: var(--navy-800);
  color: var(--sky);
}
.note__icon svg { width: 22px; height: 22px; }
.note h3 { font-size: 1.14rem; margin-bottom: 8px; }
.note p { font-size: 0.94rem; }

/* ---------- 13. Contact ---------- */
.section--contact { margin-top: clamp(20px, 3vw, 40px); }
.contact__mark {
  position: absolute;
  top: 6%;
  right: -9%;
  width: min(42vw, 470px);
  opacity: 0.13;
  z-index: 0;
  pointer-events: none;
}
.contact__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  gap: clamp(36px, 5vw, 76px);
  align-items: start;
}
.contact__list { list-style: none; margin: clamp(32px, 4vw, 48px) 0 0; padding: 0; display: grid; gap: 22px; }
.contact__list li { display: flex; gap: 16px; align-items: flex-start; }
.contact__ico {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.07);
  box-shadow: inset 0 0 0 1px var(--hair-dark);
  color: var(--sky);
  transition: transform 0.55s var(--e-back), background 0.4s var(--e-soft), color 0.3s var(--e-soft);
}
.contact__ico svg { width: 20px; height: 20px; }
.contact__list li:hover .contact__ico {
  transform: translateY(-3px) scale(1.06);
  background: var(--cobalt);
  color: #fff;
}
.contact__list b {
  display: block;
  margin-bottom: 3px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sky);
}
.contact__list p { margin: 0; font-size: 0.95rem; line-height: 1.6; color: rgba(255, 255, 255, 0.88); }
.contact__list a { position: relative; transition: color 0.3s var(--e-soft); }
.contact__list a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--e-out);
}
.contact__list a:hover { color: var(--sky); }
.contact__list a:hover::after { transform: scaleX(1); transform-origin: left; }

.contact__form-wrap { position: relative; }
.form {
  padding: clamp(26px, 3.4vw, 40px);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid var(--hair-dark);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-lg);
}
.form__title {
  font-size: clamp(1.1rem, 1rem + 0.5vw, 1.34rem);
  color: #fff;
  margin-bottom: 26px;
  line-height: 1.35;
}
.field { position: relative; margin-bottom: 16px; }
.field-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 22px 16px 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  background: rgba(8, 22, 42, 0.5);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.5;
  transition: border-color 0.35s var(--e-soft), box-shadow 0.35s var(--e-soft), background 0.35s var(--e-soft);
  -webkit-appearance: none;
  appearance: none;
}
.field textarea { resize: vertical; min-height: 116px; }
.field select {
  padding-top: 22px;
  background-image: linear-gradient(45deg, transparent 50%, var(--sky) 50%),
                    linear-gradient(135deg, var(--sky) 50%, transparent 50%);
  background-position: calc(100% - 20px) calc(50% + 4px), calc(100% - 14px) calc(50% + 4px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  color: #fff;
}
.field select option { background: var(--navy-800); color: #fff; }
.field label {
  position: absolute;
  left: 17px;
  top: 17px;
  font-size: 0.95rem;
  color: var(--on-dark-dim);
  pointer-events: none;
  transform-origin: left top;
  transition: transform 0.35s var(--e-out), color 0.3s var(--e-soft);
}
.field input:focus + label,
.field textarea:focus + label,
.field input:not(:placeholder-shown) + label,
.field textarea:not(:placeholder-shown) + label,
.field .label--static {
  transform: translateY(-9px) scale(0.74);
  color: var(--sky);
}
.field textarea + label { top: 17px; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--sky);
  background: rgba(8, 22, 42, 0.76);
  box-shadow: 0 0 0 4px rgba(77, 168, 232, 0.15);
}
.field.has-error input,
.field.has-error textarea { border-color: #ff7a7a; box-shadow: 0 0 0 4px rgba(255, 122, 122, 0.12); }
.field__error {
  display: block;
  max-height: 0;
  overflow: hidden;
  font-size: 0.78rem;
  color: #ff9d9d;
  transition: max-height 0.35s var(--e-out), padding-top 0.35s var(--e-out);
}
.field.has-error .field__error { max-height: 40px; padding-top: 6px; }

.form .btn { margin-top: 8px; }
.form__status { margin: 14px 0 0; font-size: 0.86rem; color: var(--on-dark-dim); text-align: center; min-height: 1.2em; }

.form__done {
  padding: clamp(30px, 4vw, 48px);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid var(--hair-dark);
  text-align: center;
  animation: pop 0.7s var(--e-back) both;
}
@keyframes pop { from { opacity: 0; transform: scale(0.94) translateY(14px); } }
.form__done-ico {
  display: grid;
  place-items: center;
  width: 62px; height: 62px;
  margin: 0 auto 22px;
  border-radius: 50%;
  background: linear-gradient(140deg, var(--blue), var(--cobalt));
  color: #fff;
}
.form__done-ico svg { width: 28px; height: 28px; stroke-width: 2.2; }
.form__done h3 { color: #fff; font-size: 1.2rem; margin-bottom: 12px; }
.form__done p { font-size: 0.94rem; margin-bottom: 22px; }
.form__done a { color: var(--sky); text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 14. Footer & back-to-top ---------- */
.footer {
  position: relative;
  padding: clamp(56px, 7vw, 86px) 0 34px;
  background: var(--navy-900);
  color: var(--on-dark-dim);
}
.footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
  gap: clamp(36px, 5vw, 70px);
  padding-bottom: clamp(36px, 4vw, 52px);
  border-bottom: 1px solid var(--hair-dark);
}
.footer__tag {
  margin: 20px 0 10px;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  font-style: italic;
  color: var(--sky);
}
.footer__blurb { max-width: 40ch; font-size: 0.92rem; line-height: 1.65; }
.footer__nav { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; }
.footer__nav h4 {
  margin-bottom: 16px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #fff;
}
.footer__nav ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer__nav a {
  position: relative;
  display: inline-block;
  font-size: 0.92rem;
  transition: color 0.3s var(--e-soft), transform 0.4s var(--e-out);
}
.footer__nav a:hover { color: var(--sky); transform: translateX(4px); }
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 24px;
  padding-top: 26px;
  font-size: 0.83rem;
}
.footer__bottom p { margin: 0; }
.footer__kicker {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 0.68rem;
  color: var(--sky);
}

.totop {
  position: fixed;
  right: clamp(16px, 3vw, 28px);
  bottom: clamp(16px, 3vw, 28px);
  z-index: 90;
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--cobalt);
  color: #fff;
  cursor: pointer;
  opacity: 0;
  transform: translateY(18px) scale(0.85);
  pointer-events: none;
  box-shadow: 0 14px 30px -12px rgba(7, 33, 255, 0.8);
  transition: opacity 0.45s var(--e-soft), transform 0.55s var(--e-back), background 0.35s var(--e-soft);
}
.totop.is-on { opacity: 1; transform: none; pointer-events: auto; }
.totop:hover { background: var(--blue); }
.totop__ring { position: absolute; inset: -4px; width: calc(100% + 8px); height: calc(100% + 8px); transform: rotate(-90deg); }
.totop__ring circle { fill: none; stroke-width: 2; }
.totop__track { stroke: rgba(255, 255, 255, 0.18); }
.totop__bar {
  stroke: var(--sky);
  stroke-linecap: round;
  stroke-dasharray: 125.6;
  stroke-dashoffset: 125.6;
  transition: stroke-dashoffset 0.15s linear;
}
.totop__icon { width: 19px; height: 19px; stroke-width: 2; }

/* ---------- 15. Responsive ---------- */
@media (max-width: 1080px) {
  .solutions__layout { grid-template-columns: 1fr; }
  .solutions__head { position: static; max-width: 700px; }
  .hero__mark { right: -18%; width: min(66vw, 560px); opacity: 0.5; }
}

@media (max-width: 980px) {
  .nav { display: none; }
  .burger { display: block; }
  .about__top { grid-template-columns: 1fr; }
  .contact__inner { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 20px; }
  .steps__line { display: none; }
  .step { text-align: left; }
  .step__dot { margin-inline: 0; }
}

@media (max-width: 860px) {
  .grid-9 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cards-3 { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: 1fr; }
  .serve { grid-template-columns: 1fr; }
  .hero__stats { max-width: none; }
  .hero__dots { display: none; }
}

@media (max-width: 620px) {
  :root { --header-h: 68px; }
  .header__actions .btn--sm { display: none; }
  .hero { min-height: auto; }
  .hero__mark { top: auto; bottom: -4%; right: -28%; width: 96vw; opacity: 0.32; transform: none; }
  .hero__stats { grid-template-columns: 1fr; gap: 22px; }
  .stat { display: flex; align-items: baseline; gap: 14px; }
  .stat__num { font-size: 2.1rem; min-width: 74px; }
  .stat__label { margin-top: 0; }
  .hero__scroll { display: none; }
  .grid-9 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .footer__nav { grid-template-columns: 1fr 1fr; }
  .note { flex-direction: column; gap: 16px; }
  .vendor { min-width: 148px; height: 78px; font-size: 0.86rem; }
}

@media (hover: none) {
  .sol:hover, .why-card:hover, .pillar:hover, .vendor:hover, .chips li:hover { transform: none; }
}

/* ---------- 16. Reduced motion & print ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal], [data-stagger] > *, .stat, .hero__lede, .hero__cta, .hero__scroll {
    opacity: 1 !important;
    transform: none !important;
  }
  .split .w > i { transform: none !important; }
  .hero__mark .mark__tile, .preloader__mark .mark__tile { opacity: 1 !important; transform: none !important; }
  .strip__track, .logos__track { animation: none !important; }
  .hero__spot { display: none; }
}

@media print {
  .header, .preloader, .totop, .menu, .strip, .logos, .hero__bg, .hero__mark, .hero__scroll { display: none !important; }
  body { background: #fff; color: #000; }
  .section--dark, .pillar--dark, .value, .about__panel, .serve__card--dark, .footer {
    background: #fff !important; color: #000 !important; box-shadow: none !important;
  }
  .h2--light, .sol h3, .value__text, .serve__text, .form__title { color: #000 !important; }
  [data-reveal], [data-stagger] > * { opacity: 1 !important; transform: none !important; }
}