/* ============================================================
   AI Chatbot App Development  (/service/ai-chatbot-development)
   Light page with two dark "chapters"; blue → violet accent.
   BEM-ish `acb-` prefix; scroll-reveal via `.acb-anim` on <html>,
   mirroring on-demand.css / super-clone.css.
   ============================================================ */

/* Global stylesheets set `overflow-x: hidden` on <body>, which makes it a
   scroll container and disables `position: sticky` inside it. `clip` stops the
   same overflow without creating one. Scoped with :has() to this page. */
body:has(.acb-page) {
  overflow-x: clip;
}

.acb-page {
  --acb-blue: #0b6cf0;
  --acb-blue-deep: #0a3ea8;
  --acb-violet: #7b5cfa;
  --acb-ink: #0a1226;
  --acb-body: #59617a;
  --acb-muted: #8a91a6;
  --acb-line: #e6ecf8;
  --acb-soft: #f5f8ff;
  --acb-navy: #070d20;
  --acb-grad: linear-gradient(96deg, #0b6cf0 0%, #4a63f7 45%, #7b5cfa 100%);

  position: relative;
  background: #fff;
  color: var(--acb-ink);
  overflow-x: clip;
  font-family: "Plus Jakarta Sans", "Nunito", "Inter", system-ui, -apple-system, sans-serif;
}

.acb-page .container {
  max-width: 1240px;
}

.acb-page :where(h1, h2, h3, h4) {
  margin: 0;
  letter-spacing: -0.025em;
  color: var(--acb-ink);
  font-weight: 800;
}

.acb-page :where(p) {
  margin: 0;
  color: var(--acb-body);
  line-height: 1.72;
  text-align: justify;
}

/* Centred blocks keep their alignment — justification only applies to the
   left-aligned body copy. */
.acb-head p,
.acb-stats__head p,
.acb-cta p {
  text-align: center;
}

.acb-page :where(ul, ol) {
  margin: 0;
  padding: 0;
  list-style: none;
}

.acb-page img {
  max-width: 100%;
  height: auto;
}

/* Gradient highlight inside a heading. */
.acb-grad {
  background: var(--acb-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- section heading block ---------- */
.acb-head {
  max-width: 780px;
  margin: 0 auto 54px;
  text-align: center;
}

.acb-head h2 {
  font-size: clamp(27px, 3vw, 42px);
  line-height: 1.2;
}

.acb-head p {
  margin-top: 16px;
  font-size: 16px;
}

.acb-head--light h2 {
  color: #fff;
}

.acb-head--light p {
  color: #a9b4d0;
}

/* ---------- eyebrow pill ---------- */
.acb-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 16px 7px 12px;
  border: 1px solid #d7e3ff;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 6px 20px rgba(11, 108, 240, 0.08);
  color: var(--acb-blue-deep);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

/* Hero tagline: same pill, no status dot, larger type. */
.acb-eyebrow--lead {
  margin-top: 20px;
  padding: 10px 22px;
  font-size: clamp(14px, 1.2vw, 17px);
  letter-spacing: -0.01em;
}

.acb-eyebrow__dot {
  position: relative;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--acb-blue);
}

/* Live-status halo around the dot. */
.acb-eyebrow__dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: rgba(11, 108, 240, 0.3);
  animation: acb-ping 2.4s ease-out infinite;
}

@keyframes acb-ping {
  0% {
    transform: scale(0.6);
    opacity: 0.9;
  }
  70%,
  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

/* ---------- pill button (label + arrow disc swap on hover) ---------- */
.acb-btn {
  --acb-btn-icon-w: 44px;
  --acb-btn-gap: 14px;
  --acb-btn-pad-l: 30px;
  --acb-btn-pad-r: 10px;

  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--acb-btn-gap);
  width: max-content;
  max-width: 100%;
  padding: 10px var(--acb-btn-pad-r) 10px var(--acb-btn-pad-l);
  border: 0;
  border-radius: 999px;
  background: var(--acb-grad);
  color: #fff;
  overflow: hidden;
  text-decoration: none;
  box-shadow: 0 12px 30px rgba(11, 108, 240, 0.28);
  transition:
    box-shadow 0.25s ease,
    transform 0.25s ease,
    padding 0.5s cubic-bezier(0.65, 0, 0.35, 1);
}

/* The padding flips so the pill keeps its width while the two halves swap. */
.acb-btn:hover,
.acb-btn:focus-visible {
  padding-left: var(--acb-btn-pad-r);
  padding-right: var(--acb-btn-pad-l);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(11, 108, 240, 0.36);
}

.acb-btn__label {
  display: inline-block;
  flex: none;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
  white-space: nowrap;
  will-change: transform;
  transition: transform 0.5s cubic-bezier(0.65, 0, 0.35, 1);
}

.acb-btn__icon {
  display: grid;
  place-items: center;
  flex: none;
  width: var(--acb-btn-icon-w);
  height: var(--acb-btn-icon-w);
  border-radius: 50%;
  background: #fff;
  color: var(--acb-blue);
  will-change: transform;
  transition:
    transform 0.5s cubic-bezier(0.65, 0, 0.35, 1),
    box-shadow 0.25s ease;
}

.acb-btn__icon svg {
  width: 18px;
  height: 18px;
  transition: transform 0.45s cubic-bezier(0.65, 0, 0.35, 1);
}

/* Glyph points up-right; the rotation lands it pointing straight right. */
.acb-btn:hover .acb-btn__icon svg,
.acb-btn:focus-visible .acb-btn__icon svg {
  transform: rotate(45deg);
}

/* Label and disc trade sides; the blade script publishes the measured label
   width as --acb-btn-label-w so the disc knows how far to travel. */
.acb-btn:hover .acb-btn__label,
.acb-btn:focus-visible .acb-btn__label {
  transform: translateX(calc(var(--acb-btn-icon-w) + var(--acb-btn-gap)));
}

.acb-btn:hover .acb-btn__icon,
.acb-btn:focus-visible .acb-btn__icon {
  transform: translateX(calc(-1 * (var(--acb-btn-label-w, 200px) + var(--acb-btn-gap))));
}

/* White pill for dark bands. */
.acb-btn--white {
  background: #fff;
  color: var(--acb-ink);
  box-shadow: 0 14px 34px rgba(4, 10, 30, 0.28);
}

.acb-btn--white .acb-btn__icon {
  background: var(--acb-grad);
  color: #fff;
}

.acb-btn--white:hover,
.acb-btn--white:focus-visible {
  color: var(--acb-ink);
  box-shadow: 0 20px 44px rgba(4, 10, 30, 0.36);
}

@media (prefers-reduced-motion: reduce) {
  .acb-btn__label,
  .acb-btn__icon {
    transition: none;
  }

  .acb-btn:hover .acb-btn__label,
  .acb-btn:focus-visible .acb-btn__label,
  .acb-btn:hover .acb-btn__icon,
  .acb-btn:focus-visible .acb-btn__icon,
  .acb-btn:hover .acb-btn__icon svg,
  .acb-btn:focus-visible .acb-btn__icon svg {
    transform: none;
  }
}

/* ---------- scroll reveal ---------- */
.acb-anim .acb-reveal {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 0.75s cubic-bezier(0.22, 0.61, 0.36, 1),
    transform 0.75s cubic-bezier(0.22, 0.61, 0.36, 1);
  will-change: opacity, transform;
}

.acb-anim .acb-reveal.is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .acb-anim .acb-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .acb-page *,
  .acb-page *::before,
  .acb-page *::after {
    animation: none !important;
  }
}

/* ============================================================
   1. HERO
   ============================================================ */
.acb-hero {
  position: relative;
  padding: 54px 0 92px;
  background: linear-gradient(180deg, #f4f8ff 0%, #fbfcff 58%, #fff 100%);
  overflow: hidden;
}

/* Soft colour orbs drifting behind the artwork. */
.acb-hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  pointer-events: none;
}

.acb-hero__orb--a {
  top: -120px;
  right: -60px;
  width: 460px;
  height: 460px;
  background: rgba(11, 108, 240, 0.22);
  animation: acb-drift 16s ease-in-out infinite;
}

.acb-hero__orb--b {
  bottom: -160px;
  left: -110px;
  width: 400px;
  height: 400px;
  background: rgba(123, 92, 250, 0.18);
  animation: acb-drift 20s ease-in-out infinite reverse;
}

@keyframes acb-drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(-34px, 30px, 0) scale(1.09);
  }
}

/* Dot grid, faded out towards the copy so the text stays clean. */
.acb-hero__grid-bg {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(11, 108, 240, 0.16) 1.1px, transparent 1.1px);
  background-size: 26px 26px;
  -webkit-mask-image: radial-gradient(70% 65% at 72% 40%, #000 0%, transparent 78%);
  mask-image: radial-gradient(70% 65% at 72% 40%, #000 0%, transparent 78%);
  pointer-events: none;
}

.acb-hero .container {
  position: relative;
  z-index: 1;
}

.acb-hero__grid {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  align-items: center;
  gap: 34px;
}

.acb-hero h1 {
  font-size: clamp(30px, 3.9vw, 52px);
  line-height: 1.13;
}

.acb-hero__text {
  margin-top: 20px;
  max-width: 610px;
  font-size: 16.5px;
}

.acb-hero__points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
  max-width: 620px;
}

.acb-hero__points li {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 13px;
  border: 1px solid #e2eaff;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 8px 22px rgba(12, 27, 71, 0.06);
  color: var(--acb-ink);
  font-size: 14.5px;
  font-weight: 600;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    border-color 0.3s ease;
}

.acb-hero__points li:hover {
  transform: translateY(-3px);
  border-color: #c9daff;
  box-shadow: 0 14px 30px rgba(12, 27, 71, 0.1);
}

.acb-hero__points img {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
}

.acb-hero__actions {
  margin-top: 32px;
}

.acb-hero__art {
  position: relative;
}

.acb-hero__art img {
  display: block;
  width: 100%;
  animation: acb-float 7s ease-in-out infinite;
}

@keyframes acb-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}

/* Decorative "assistant is typing" card. */
.acb-hero__bubble {
  position: absolute;
  left: 2%;
  bottom: 6%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border: 1px solid #e4ebff;
  border-radius: 16px 16px 16px 4px;
  background: #fff;
  box-shadow: 0 18px 40px rgba(12, 27, 71, 0.14);
  animation: acb-float 5.5s ease-in-out infinite 0.6s;
}

.acb-hero__avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--acb-grad);
}

.acb-hero__typing {
  display: inline-flex;
  gap: 5px;
}

.acb-hero__typing i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #b9c6e6;
  animation: acb-type 1.3s ease-in-out infinite;
}

.acb-hero__typing i:nth-child(2) {
  animation-delay: 0.18s;
}

.acb-hero__typing i:nth-child(3) {
  animation-delay: 0.36s;
}

@keyframes acb-type {
  0%,
  60%,
  100% {
    transform: translateY(0);
    background: #b9c6e6;
  }
  30% {
    transform: translateY(-5px);
    background: var(--acb-blue);
  }
}

/* ============================================================
   2. STATS
   ============================================================ */
.acb-stats {
  padding: 20px 0 90px;
}

.acb-stats__head {
  max-width: 820px;
  margin: 0 auto 40px;
  text-align: center;
}

.acb-stats__head h2 {
  font-size: clamp(25px, 2.7vw, 38px);
  line-height: 1.22;
}

.acb-stats__head p {
  margin-top: 14px;
}

.acb-stats__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.acb-stat {
  position: relative;
  padding: 30px 26px;
  border: 1px solid var(--acb-line);
  border-radius: 20px;
  background: linear-gradient(180deg, #fff 0%, #f8fbff 100%);
  text-align: center;
  overflow: hidden;
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease,
    border-color 0.35s ease;
}

/* Gradient hairline that wipes in across the card top. */
.acb-stat::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--acb-grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.acb-stat:hover {
  transform: translateY(-6px);
  border-color: #d5e3ff;
  box-shadow: 0 22px 44px rgba(12, 27, 71, 0.1);
}

.acb-stat:hover::before {
  transform: scaleX(1);
}

.acb-stat__ico {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  margin: 0 auto 16px;
  border-radius: 18px;
  background: #eef4ff;
  transition:
    transform 0.35s ease,
    background 0.35s ease;
}

.acb-stat__ico img {
  width: 30px;
  height: 30px;
}

.acb-stat:hover .acb-stat__ico {
  transform: rotate(-6deg) scale(1.06);
  background: #e2ecff;
}

.acb-stat__num {
  display: block;
  background: var(--acb-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: 42px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
}

.acb-stat__label {
  display: block;
  margin-top: 10px;
  color: var(--acb-body);
  font-size: 14.5px;
  font-weight: 600;
}

/* ============================================================
   3. WHAT — benefit cards
   ============================================================ */
.acb-what {
  padding: 90px 0;
  background: linear-gradient(180deg, #fff 0%, var(--acb-soft) 100%);
}

.acb-what__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.acb-what__card {
  position: relative;
  padding: 34px 30px 32px;
  border: 1px solid var(--acb-line);
  border-radius: 22px;
  background: #fff;
  overflow: hidden;
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease,
    border-color 0.35s ease;
}

.acb-what__card:hover {
  transform: translateY(-8px);
  border-color: #cfe0ff;
  box-shadow: 0 26px 54px rgba(12, 27, 71, 0.1);
}

.acb-what__num {
  position: absolute;
  top: 12px;
  right: 18px;
  background: linear-gradient(180deg, #e8eeff, rgba(232, 238, 255, 0));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: 62px;
  font-weight: 800;
  line-height: 1;
  transition: transform 0.4s ease;
}

.acb-what__card:hover .acb-what__num {
  transform: translateY(-4px) scale(1.05);
}

.acb-what__card h3 {
  position: relative;
  max-width: 82%;
  font-size: 19px;
  line-height: 1.35;
}

.acb-what__card p {
  margin-top: 12px;
  font-size: 15px;
}

/* Accent rule that grows on hover. */
.acb-what__line {
  display: block;
  width: 34px;
  height: 3px;
  margin-top: 22px;
  border-radius: 999px;
  background: var(--acb-grad);
  transition: width 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.acb-what__card:hover .acb-what__line {
  width: 74px;
}

/* ============================================================
   4. SERVICES — dark cards on a light band
   ============================================================ */
.acb-services {
  padding: 90px 0;
  background: var(--acb-soft);
}

.acb-services__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.acb-service {
  position: relative;
  padding: 38px 34px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(123, 92, 250, 0.28) 0%, transparent 55%),
    linear-gradient(160deg, #101a3a 0%, #070d20 100%);
  overflow: hidden;
  transition:
    transform 0.4s ease,
    box-shadow 0.4s ease;
}

.acb-service::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(90% 90% at 0% 100%, rgba(11, 108, 240, 0.34) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.45s ease;
  pointer-events: none;
}

.acb-service:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 60px rgba(7, 13, 32, 0.32);
}

.acb-service:hover::after {
  opacity: 1;
}

.acb-service__step {
  position: absolute;
  top: 26px;
  right: 30px;
  color: rgba(255, 255, 255, 0.14);
  font-size: 34px;
  font-weight: 800;
  line-height: 1;
}

.acb-service__ico {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.06);
  transition:
    transform 0.4s ease,
    border-color 0.4s ease;
}

.acb-service__ico img {
  width: 38px;
  height: 38px;
}

.acb-service:hover .acb-service__ico {
  transform: translateY(-4px) rotate(-5deg);
  border-color: rgba(123, 92, 250, 0.55);
}

.acb-service h3 {
  position: relative;
  z-index: 1;
  margin-top: 24px;
  max-width: 85%;
  color: #fff;
  font-size: 21px;
  line-height: 1.32;
}

.acb-service p {
  position: relative;
  z-index: 1;
  margin-top: 12px;
  color: #a9b4d0;
  font-size: 15px;
}

/* ============================================================
   5. APPS
   ============================================================ */
.acb-apps {
  padding: 90px 0;
}

.acb-apps__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.acb-app {
  border: 1px solid var(--acb-line);
  border-radius: 24px;
  background: #fff;
  overflow: hidden;
  transition:
    transform 0.4s ease,
    box-shadow 0.4s ease,
    border-color 0.4s ease;
}

.acb-app:hover {
  transform: translateY(-8px);
  border-color: #cfe0ff;
  box-shadow: 0 30px 58px rgba(12, 27, 71, 0.12);
}

.acb-app__shot {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--acb-soft);
}

.acb-app__shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.acb-app:hover .acb-app__shot img {
  transform: scale(1.06);
}

.acb-app__tag {
  position: absolute;
  top: 16px;
  left: 16px;
  display: grid;
  place-items: center;
  min-width: 38px;
  height: 32px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(7, 13, 32, 0.62);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}

.acb-app__body {
  padding: 26px 26px 30px;
}

.acb-app__body h3 {
  font-size: 19px;
  line-height: 1.35;
}

.acb-app__body p {
  margin-top: 11px;
  font-size: 15px;
}

/* ============================================================
   6 + 7. DARK CHAPTER — CTA band and features share one backdrop
   ============================================================ */
.acb-dark {
  position: relative;
  background: linear-gradient(180deg, #070d20 0%, #0b1430 52%, #070d20 100%);
  overflow: hidden;
}

/* ---------- CTA bands ---------- */
.acb-cta {
  position: relative;
  padding: 92px 0;
  text-align: center;
  overflow: hidden;
}

.acb-cta .container {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.acb-cta h2 {
  color: #fff;
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.22;
}

.acb-cta p {
  margin: 18px auto 0;
  max-width: 720px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 16px;
}

.acb-cta__actions {
  display: flex;
  justify-content: center;
  margin-top: 34px;
}

/* Artwork bands: cta1-bg for CTA 1 + 3, cta2-bg for CTA 2 + 4. Both artworks
   carry their subject on the right, so the scrim is heaviest on the left where
   the copy sits and lifts over the illustration. */
.acb-cta--band,
.acb-cta--band2 {
  background-color: #070d20;
  background-position: right center;
  background-size: cover;
  background-repeat: no-repeat;
}

.acb-cta--band {
  background-image: var(--acb-band1);
}

.acb-cta--band2 {
  background-image: var(--acb-band2);
}

.acb-cta--band::before,
.acb-cta--band2::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(7, 13, 32, 0.92) 0%, rgba(7, 13, 32, 0.6) 55%, rgba(7, 13, 32, 0.84) 100%);
}

/* CTA 3 sits outside the dark chapter, so it paints its own floor colour. */
.acb-cta--solo {
  background-color: #070d20;
}

/* ---------- features ---------- */
.acb-features {
  position: relative;
  padding: 20px 0 100px;
}

.acb-features__grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

/* Pointer spotlight: the script publishes --acb-mx / --acb-my on the grid. */
.acb-features__grid::before {
  content: "";
  position: absolute;
  inset: -60px;
  background: radial-gradient(
    280px circle at var(--acb-mx, 50%) var(--acb-my, -30%),
    rgba(11, 108, 240, 0.28) 0%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.acb-features__grid:hover::before {
  opacity: 1;
}

.acb-feature {
  position: relative;
  padding: 28px 24px 30px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.035);
  transition:
    transform 0.35s ease,
    border-color 0.35s ease,
    background 0.35s ease;
}

.acb-feature:hover {
  transform: translateY(-6px);
  border-color: rgba(123, 92, 250, 0.5);
  background: rgba(255, 255, 255, 0.07);
}

.acb-feature__ico {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(150deg, rgba(11, 108, 240, 0.4), rgba(123, 92, 250, 0.24));
  transition: transform 0.4s ease;
}

.acb-feature__ico img {
  width: 30px;
  height: 30px;
}

.acb-feature:hover .acb-feature__ico {
  transform: translateY(-3px) scale(1.06);
}

.acb-feature h3 {
  margin-top: 20px;
  color: #fff;
  font-size: 17px;
  line-height: 1.35;
}

.acb-feature p {
  margin-top: 10px;
  color: #9aa5c4;
  font-size: 14px;
  line-height: 1.68;
}

/* ============================================================
   8. INTEGRATIONS
   ============================================================ */
.acb-integrations {
  padding: 92px 0;
}

.acb-integrations__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.acb-integration {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 30px 26px;
  border: 1px solid transparent;
  border-radius: 20px;
  background: var(--acb-soft);
  transition:
    transform 0.35s ease,
    background 0.35s ease,
    border-color 0.35s ease,
    box-shadow 0.35s ease;
}

.acb-integration:hover {
  transform: translateY(-6px);
  border-color: #dbe6ff;
  background: #fff;
  box-shadow: 0 24px 48px rgba(12, 27, 71, 0.1);
}

.acb-integration__ico {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 58px;
  height: 58px;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 8px 20px rgba(12, 27, 71, 0.08);
  transition: transform 0.4s ease;
}

.acb-integration__ico img {
  width: 32px;
  height: 32px;
}

.acb-integration:hover .acb-integration__ico {
  transform: rotate(-6deg) scale(1.05);
}

.acb-integration h3 {
  font-size: 18px;
  line-height: 1.35;
}

.acb-integration p {
  margin-top: 9px;
  font-size: 14.5px;
}

/* ============================================================
   10. TECH STACK — tabs
   ============================================================ */
.acb-stack {
  padding: 92px 0;
  background: var(--acb-soft);
}

.acb-stack__box {
  border: 1px solid var(--acb-line);
  border-radius: 26px;
  background: #fff;
  box-shadow: 0 26px 60px rgba(12, 27, 71, 0.08);
  overflow: hidden;
}

.acb-stack__tabs {
  display: flex;
  gap: 8px;
  padding: 18px;
  border-bottom: 1px solid var(--acb-line);
  background: linear-gradient(180deg, #fbfcff, #f4f7ff);
  overflow-x: auto;
  scrollbar-width: none;
}

.acb-stack__tabs::-webkit-scrollbar {
  display: none;
}

.acb-stack__tab {
  flex: 0 0 auto;
  padding: 11px 20px;
  border: 1px solid var(--acb-line);
  border-radius: 999px;
  background: #fff;
  color: var(--acb-body);
  font-size: 14.5px;
  font-weight: 700;
  white-space: nowrap;
  transition:
    color 0.3s ease,
    border-color 0.3s ease,
    background 0.3s ease,
    box-shadow 0.3s ease;
}

.acb-stack__tab:hover {
  border-color: #c9daff;
  color: var(--acb-blue-deep);
}

.acb-stack__tab[aria-selected="true"] {
  border-color: transparent;
  background: var(--acb-grad);
  color: #fff;
  box-shadow: 0 10px 24px rgba(11, 108, 240, 0.26);
}

.acb-stack__panels {
  position: relative;
  padding: 40px;
}

/* Panels stack in one grid cell so a switch never changes the box height. */
.acb-stack__panel {
  grid-area: 1 / 1;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.35s ease,
    visibility 0.35s ease;
}

.acb-stack__panels {
  display: grid;
  align-items: center;
}

.acb-stack__panel.is-on {
  opacity: 1;
  visibility: visible;
}

.acb-stack__panel ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

.acb-stack__panel li {
  transform: translateY(10px);
  opacity: 0;
  transition:
    transform 0.45s cubic-bezier(0.22, 0.61, 0.36, 1),
    opacity 0.45s ease;
}

.acb-stack__panel.is-on li {
  transform: none;
  opacity: 1;
}

/* Chips cascade in when their panel becomes the active one. */
.acb-stack__panel li:nth-child(1) { transition-delay: 0.04s; }
.acb-stack__panel li:nth-child(2) { transition-delay: 0.09s; }
.acb-stack__panel li:nth-child(3) { transition-delay: 0.14s; }
.acb-stack__panel li:nth-child(4) { transition-delay: 0.19s; }
.acb-stack__panel li:nth-child(5) { transition-delay: 0.24s; }

.acb-stack__panel li span {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 72px;
  padding: 14px 24px;
  border: 1px solid var(--acb-line);
  border-radius: 14px;
  background: #fbfcff;
  color: var(--acb-ink);
  font-size: 15.5px;
  font-weight: 700;
  transition:
    transform 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.acb-stack__panel li span::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--acb-grad);
}

.acb-stack__panel li span:hover {
  transform: translateY(-3px);
  border-color: #c9daff;
  box-shadow: 0 14px 30px rgba(12, 27, 71, 0.1);
}

/* Chips carrying a real product logo drop the dot and show the mark instead. */
.acb-stack__chip--logo {
  gap: 12px;
  padding: 12px 24px 12px 16px;
}

.acb-stack__chip--logo::before {
  display: none;
}

.acb-stack__chip--logo img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  transition: transform 0.35s ease;
}

.acb-stack__panel li span:hover img {
  transform: scale(1.1) rotate(-4deg);
}

/* ============================================================
   11. INDUSTRIES
   ============================================================ */
.acb-ind {
  padding: 92px 0;
}

.acb-ind__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.acb-ind__card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--acb-line);
  border-radius: 24px;
  background: #fff;
  overflow: hidden;
  transition:
    transform 0.4s ease,
    box-shadow 0.4s ease,
    border-color 0.4s ease;
}

.acb-ind__card:hover {
  transform: translateY(-8px);
  border-color: #cfe0ff;
  box-shadow: 0 30px 58px rgba(12, 27, 71, 0.12);
}

.acb-ind__shot {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.acb-ind__shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.acb-ind__card:hover .acb-ind__shot img {
  transform: scale(1.07);
}

/* Scrim keeps the overlaid title readable on every photo. */
.acb-ind__shot::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 13, 32, 0) 34%, rgba(7, 13, 32, 0.86) 100%);
}

.acb-ind__shot h3 {
  position: absolute;
  right: 22px;
  bottom: 18px;
  left: 22px;
  z-index: 1;
  color: #fff;
  font-size: 19px;
  line-height: 1.3;
}

.acb-ind__card ul {
  display: grid;
  gap: 12px;
  padding: 24px 24px 28px;
}

.acb-ind__card li {
  position: relative;
  padding-left: 26px;
  color: var(--acb-body);
  font-size: 14.5px;
  line-height: 1.5;
}

.acb-ind__card li::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 0;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--acb-grad);
  opacity: 0.18;
}

.acb-ind__card li::after {
  content: "";
  position: absolute;
  top: 10px;
  left: 4px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--acb-blue);
}

/* ============================================================
   13. PROCESS — centre rail that draws itself on scroll
   ============================================================ */
.acb-process {
  padding: 92px 0 100px;
  background: linear-gradient(180deg, #fff 0%, var(--acb-soft) 100%);
}

.acb-process__track {
  position: relative;
  display: grid;
  gap: 30px;
}

.acb-process__rail {
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 50%;
  width: 2px;
  margin-left: -1px;
  background: #e2e9f8;
  overflow: hidden;
}

.acb-process__rail-fill {
  display: block;
  width: 100%;
  height: 0;
  background: var(--acb-grad);
}

.acb-process__step {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 64px 1fr;
  align-items: center;
}

/* The rail <span> is the track's first child, so the alternation counts
   articles only — nth-child would be off by one. */
.acb-process__step:nth-of-type(odd) .acb-process__card {
  grid-column: 1;
}

.acb-process__step:nth-of-type(even) .acb-process__card {
  grid-column: 3;
}

.acb-process__dot {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  border: 3px solid #fff;
  border-radius: 50%;
  background: var(--acb-grad);
  box-shadow: 0 0 0 4px rgba(11, 108, 240, 0.14);
  transform: translate(-50%, -50%);
}

.acb-process__card {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 26px 26px 26px 24px;
  border: 1px solid var(--acb-line);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(12, 27, 71, 0.06);
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease,
    border-color 0.35s ease;
}

.acb-process__card:hover {
  transform: translateY(-5px);
  border-color: #cfe0ff;
  box-shadow: 0 26px 52px rgba(12, 27, 71, 0.12);
}

.acb-process__num {
  flex: 0 0 auto;
  background: var(--acb-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: 26px;
  font-weight: 800;
  line-height: 1.1;
}

.acb-process__copy h3 {
  font-size: 19px;
  line-height: 1.32;
}

.acb-process__copy p {
  margin-top: 10px;
  font-size: 14.5px;
}

.acb-process__art {
  flex: 0 0 auto;
  width: 84px;
  align-self: center;
}

.acb-process__art img {
  display: block;
  width: 100%;
  transition: transform 0.45s ease;
}

.acb-process__card:hover .acb-process__art img {
  transform: translateY(-5px) rotate(-4deg);
}

/* ============================================================
   14. WHY
   ============================================================ */
.acb-why {
  padding: 92px 0;
}

.acb-why__layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: start;
}

.acb-why__aside {
  position: sticky;
  top: 110px;
}

.acb-why__aside h2 {
  font-size: clamp(27px, 2.9vw, 40px);
  line-height: 1.2;
}

.acb-why__aside p {
  margin-top: 18px;
}

.acb-why__actions {
  margin-top: 28px;
}

.acb-why__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.acb-why__card {
  position: relative;
  padding: 28px 24px;
  border: 1px solid var(--acb-line);
  border-radius: 20px;
  background: #fff;
  overflow: hidden;
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease,
    border-color 0.35s ease;
}

/* Gradient wash that fades in from the corner on hover. */
.acb-why__card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(110% 110% at 100% 0%, rgba(11, 108, 240, 0.1) 0%, transparent 58%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.acb-why__card:hover {
  transform: translateY(-6px);
  border-color: #cfe0ff;
  box-shadow: 0 24px 48px rgba(12, 27, 71, 0.1);
}

.acb-why__card:hover::before {
  opacity: 1;
}

.acb-why__ico {
  position: relative;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: #eef4ff;
  transition:
    transform 0.4s ease,
    background 0.4s ease;
}

.acb-why__ico img {
  width: 26px;
  height: 26px;
}

.acb-why__card:hover .acb-why__ico {
  transform: rotate(-6deg) scale(1.06);
  background: #e3ecff;
}

.acb-why__card h3 {
  position: relative;
  margin-top: 20px;
  font-size: 18px;
  line-height: 1.35;
}

.acb-why__card p {
  position: relative;
  margin-top: 10px;
  font-size: 14.5px;
}

/* ============================================================
   16. FAQ
   ============================================================ */
.acb-faq {
  padding: 92px 0 100px;
  background: var(--acb-soft);
}

.acb-faq__layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.acb-faq__aside {
  position: sticky;
  top: 110px;
}

.acb-faq__aside h2 {
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.15;
}

.acb-faq__promo {
  margin-top: 32px;
  padding: 30px 28px;
  border-radius: 22px;
  background: var(--acb-grad);
  box-shadow: 0 24px 50px rgba(11, 108, 240, 0.24);
}

.acb-faq__promo h3 {
  color: #fff;
  font-size: 20px;
}

.acb-faq__promo p {
  margin: 10px 0 22px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 14.5px;
}

.acb-faq__list {
  display: grid;
  gap: 14px;
}

.acb-faq__item {
  border: 1px solid var(--acb-line);
  border-radius: 18px;
  background: #fff;
  overflow: hidden;
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.acb-faq__item[open] {
  border-color: #cfe0ff;
  box-shadow: 0 20px 44px rgba(12, 27, 71, 0.08);
}

.acb-faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 26px;
  cursor: pointer;
  color: var(--acb-ink);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
  list-style: none;
  transition: color 0.3s ease;
}

.acb-faq__q::-webkit-details-marker {
  display: none;
}

.acb-faq__q:hover {
  color: var(--acb-blue);
}

/* Plus that becomes a minus when the item opens. */
.acb-faq__mark {
  position: relative;
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #eef4ff;
  transition: background 0.3s ease;
}

.acb-faq__mark::before,
.acb-faq__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 2px;
  border-radius: 2px;
  background: var(--acb-blue);
  transform: translate(-50%, -50%);
  transition: transform 0.35s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.acb-faq__mark::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.acb-faq__item[open] .acb-faq__mark {
  background: var(--acb-grad);
}

.acb-faq__item[open] .acb-faq__mark::before,
.acb-faq__item[open] .acb-faq__mark::after {
  background: #fff;
}

.acb-faq__item[open] .acb-faq__mark::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

/* The wrapper is what animates: <details> cannot transition its own height. */
.acb-faq__a-wrap {
  height: 0;
  opacity: 0;
  overflow: hidden;
  transition:
    height 0.4s cubic-bezier(0.22, 0.61, 0.36, 1),
    opacity 0.3s ease;
}

.acb-faq__item[open] .acb-faq__a-wrap {
  height: auto;
  opacity: 1;
}

.acb-faq__a {
  padding: 0 26px 24px;
  font-size: 15px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1199.98px) {
  .acb-features__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .acb-hero h1 {
    font-size: clamp(28px, 4.2vw, 44px);
  }
}

@media (max-width: 991.98px) {
  .acb-hero {
    padding: 40px 0 70px;
  }

  .acb-hero__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* Artwork leads on small screens, so the visual lands before the headline. */
  .acb-hero__art {
    order: -1;
  }

  .acb-hero__text,
  .acb-hero__points {
    max-width: none;
  }

  .acb-hero__art {
    max-width: 620px;
    margin: 0 auto;
  }

  .acb-stats__grid,
  .acb-what__grid,
  .acb-apps__grid,
  .acb-integrations__grid,
  .acb-ind__grid,
  .acb-features__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .acb-what,
  .acb-services,
  .acb-apps,
  .acb-integrations,
  .acb-stack,
  .acb-ind,
  .acb-why {
    padding: 70px 0;
  }

  .acb-process {
    padding: 70px 0 80px;
  }

  .acb-faq {
    padding: 70px 0 80px;
  }

  .acb-cta {
    padding: 72px 0;
  }

  .acb-why__layout,
  .acb-faq__layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .acb-why__aside,
  .acb-faq__aside {
    position: static;
  }

  .acb-stack__panels {
    padding: 30px 24px;
  }

  /* Rail moves to the left edge; every card sits to its right. */
  .acb-process__rail {
    left: 19px;
    margin-left: 0;
  }

  .acb-process__step {
    grid-template-columns: 1fr;
    padding-left: 52px;
  }

  .acb-process__step:nth-of-type(odd) .acb-process__card,
  .acb-process__step:nth-of-type(even) .acb-process__card {
    grid-column: 1;
  }

  .acb-process__dot {
    top: 50%;
    left: 20px;
  }

}

@media (max-width: 767.98px) {
  .acb-services__grid,
  .acb-why__grid {
    grid-template-columns: 1fr;
  }

  .acb-hero__points {
    grid-template-columns: 1fr;
  }

  .acb-service {
    padding: 30px 24px;
  }

  .acb-service h3,
  .acb-what__card h3 {
    max-width: 100%;
  }

  .acb-stat__num {
    font-size: 34px;
  }

  .acb-faq__q {
    padding: 18px 20px;
    font-size: 15.5px;
  }

  .acb-faq__a {
    padding: 0 20px 20px;
  }
}

@media (max-width: 575.98px) {
  .acb-stats__grid,
  .acb-what__grid,
  .acb-apps__grid,
  .acb-integrations__grid,
  .acb-ind__grid,
  .acb-features__grid {
    grid-template-columns: 1fr;
  }

  .acb-hero {
    padding: 32px 0 56px;
  }

  .acb-hero__bubble {
    left: 0;
    padding: 9px 13px;
  }

  .acb-cta {
    padding: 60px 0;
  }

  .acb-head {
    margin-bottom: 38px;
  }

  /* Buttons must never push the viewport wider than the screen. */
  .acb-btn {
    --acb-btn-pad-l: 20px;
    --acb-btn-icon-w: 38px;
    --acb-btn-gap: 10px;
  }

  .acb-btn__label {
    font-size: 14px;
    white-space: normal;
  }

  .acb-process__card {
    flex-wrap: wrap;
    padding: 22px 20px;
  }

  .acb-process__art {
    width: 64px;
  }

  .acb-integration {
    padding: 24px 20px;
  }
}
