:root {
  --page-bg: #1f2d47;
  --page-bg-deep: #1b2740;
  --surface: #f7f6f3;
  --surface-muted: #eeece7;
  --ink: #f8f9fb;
  --ink-dark: #1f2a40;
  --text: #d6dce7;
  --muted: #9facbf;
  --line: #6dd7ca;
  --line-soft: rgba(109, 215, 202, 0.36);
  --border: rgba(255, 255, 255, 0.3);
  --shadow: 0 20px 48px rgba(8, 15, 28, 0.2);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--page-bg);
  font-family:
    Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

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

.support-bar {
  min-height: 62px;
  display: grid;
  grid-template-columns: auto minmax(320px, 1fr) auto;
  align-items: center;
  gap: 24px;
  padding: 10px 44px 10px 73px;
  color: #3e4b60;
  background: var(--surface);
  border-bottom: 1px solid #d8d9dc;
}

.brand {
  color: #243149;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.support-copy {
  max-width: 850px;
  margin: 0;
  font-size: 12px;
  line-height: 1.45;
}

.support-links {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.support-links span {
  padding: 7px 12px;
  color: #26324a;
  background: #fff;
  border: 1px solid #d5d8de;
  border-radius: 9px;
  font-size: 10px;
  font-weight: 800;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}

.hero {
  position: relative;
  min-height: calc(100svh - 62px);
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 26%, rgba(75, 96, 132, 0.18), transparent 34%),
    linear-gradient(120deg, var(--page-bg) 0%, var(--page-bg-deep) 100%);
}

.hero__content {
  width: 100%;
  min-height: calc(100svh - 62px);
  display: grid;
  grid-template-columns: minmax(560px, 1fr) minmax(520px, 710px);
  align-items: start;
  gap: 64px;
  padding: 43px 6.4vw 64px 6.6vw;
}

.hero__copy {
  padding-top: 7px;
}

.eyebrow {
  margin: 0 0 23px;
  color: #a8e4dc;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.1em;
  line-height: 1.2;
  text-transform: uppercase;
}

h1 {
  max-width: 700px;
  margin: 0;
  font-size: 74px;
  font-weight: 750;
  letter-spacing: 0;
  line-height: 0.99;
}

.stage {
  display: inline-flex;
  margin-top: 25px;
  padding: 7px 12px;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 8px;
  font-size: 15px;
  font-weight: 700;
}

.hero__description {
  max-width: 650px;
  margin: 25px 0 0;
  color: var(--text);
  font-size: 19px;
  line-height: 1.45;
}

.primary-action {
  width: 241px;
  height: 58px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  padding: 0 25px 0 20px;
  color: var(--ink-dark);
  background: var(--surface);
  border: 1px solid var(--surface);
  border-radius: 10px;
  font-size: 16px;
  font-weight: 750;
  transition:
    background-color 160ms ease,
    transform 160ms ease;
}

.primary-action:hover {
  background: #fff;
  transform: translateY(-2px);
}

.primary-action:focus-visible,
.screen-nav__mark:focus-visible,
.brand:focus-visible {
  outline: 3px solid var(--line);
  outline-offset: 4px;
}

.feature-list,
.industry-tags {
  margin: 0;
  padding: 0;
  list-style: none;
}

.feature-list {
  max-width: 690px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 25px;
  color: #b9c3d3;
  font-size: 13px;
}

.feature-list li {
  position: relative;
  padding-left: 14px;
}

.feature-list li::before {
  position: absolute;
  top: 0.5em;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--line);
  border-radius: 50%;
  content: "";
}

.company-line {
  margin: 17px 0 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.hero__visual-column {
  min-width: 0;
}

.robot-card {
  width: 100%;
  margin: 0;
  overflow: hidden;
  color: var(--ink-dark);
  background: var(--surface);
  border-radius: 11px;
  box-shadow: var(--shadow);
}

.robot-card__media {
  position: relative;
  aspect-ratio: 1.26 / 1;
  overflow: hidden;
  background: #dce6ed;
}

.robot-card__media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: 50% 52%;
}

.robot-card__media::after {
  position: absolute;
  inset: auto 0 0;
  height: 18%;
  background: linear-gradient(transparent, rgba(12, 24, 43, 0.08));
  content: "";
  pointer-events: none;
}

.robot-card__accent {
  position: absolute;
  top: 52px;
  right: 78px;
  width: 74px;
  height: 42px;
  background: #f2a68d;
  border: 3px solid #263650;
  border-radius: 28px;
  transform: rotate(44deg);
  box-shadow: 0 7px 18px rgba(20, 32, 51, 0.16);
}

.robot-card figcaption {
  min-height: 70px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  padding: 12px 18px 13px;
}

.robot-card figcaption strong {
  font-size: 13px;
  line-height: 1.25;
}

.robot-card figcaption span {
  color: #70798a;
  font-size: 11px;
}

.industry-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 9px;
  margin-top: 18px;
}

.industry-tags li {
  padding: 7px 12px;
  color: #c6ceda;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 10px;
  line-height: 1;
}

.screen-nav {
  position: absolute;
  z-index: 2;
  top: 42px;
  bottom: 44px;
  left: 24px;
  width: 31px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

.screen-nav__line {
  position: absolute;
  z-index: -1;
  top: 17px;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: linear-gradient(var(--line), var(--line-soft));
  transform: translateX(-50%);
}

.screen-nav__mark {
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  color: #1e2b42;
  background: var(--surface);
  border: 2px solid #152136;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(6, 13, 26, 0.28);
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
}

.screen-nav__mark--brand {
  width: 30px;
  height: 30px;
  background: #77ddd0;
  font-size: 11px;
}

.screen-nav__mark.is-active {
  background: #fff;
}

.problem-section {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  color: #171d28;
  background:
    radial-gradient(circle at 88% 15%, rgba(188, 220, 237, 0.48), transparent 28%),
    linear-gradient(112deg, #f7fafc 0%, #edf4f8 58%, #f8fbfc 100%);
}

.problem-section__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 52px 5.2vw 42px;
}

.problem-heading {
  width: min(820px, 55%);
}

.section-label {
  display: flex;
  align-items: center;
  gap: 24px;
  margin: 0 0 27px;
  color: #1788a7;
  font-size: 20px;
  font-weight: 850;
  letter-spacing: 0.08em;
  line-height: 1;
  text-transform: uppercase;
}

.section-label > span:last-child {
  width: 102px;
  height: 2px;
  background: #6bb3c9;
}

.problem-heading h2 {
  margin: 0;
  color: #171b24;
  font-size: 70px;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.02;
}

.problem-heading > p:last-child {
  max-width: 820px;
  margin: 22px 0 0;
  color: #697386;
  font-size: 20px;
  line-height: 1.4;
}

.problem-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: problem;
}

.problem-card {
  position: relative;
  min-height: 330px;
  overflow: hidden;
  padding: 35px 40px 29px;
  background: rgba(228, 238, 246, 0.78);
  border: 1px solid rgba(208, 222, 233, 0.7);
  border-radius: 11px;
}

.problem-card--accent {
  background: rgba(215, 244, 245, 0.84);
  border-color: rgba(190, 229, 231, 0.8);
}

.problem-card__topline {
  display: flex;
  align-items: center;
  gap: 22px;
}

.problem-card__number {
  color: #147ca9;
  font-size: 27px;
  font-weight: 850;
  line-height: 1;
}

.problem-card--accent .problem-card__number {
  color: #269ca6;
}

.problem-card__rule {
  width: 64px;
  height: 1px;
  background: #68a8c4;
}

.problem-card__image {
  position: absolute;
  top: 23px;
  right: 29px;
  width: 145px;
  height: 105px;
  object-fit: contain;
  filter: invert(1) grayscale(1) contrast(1.55);
  mix-blend-mode: multiply;
  opacity: 0.86;
}

.problem-card__image--operator {
  width: 150px;
  height: 120px;
  top: 18px;
}

.problem-card__image--coverage {
  width: 154px;
}

.problem-card__image--field {
  width: 158px;
  filter: invert(1) grayscale(1) contrast(1.35);
}

.problem-card h3 {
  position: relative;
  margin: 70px 0 13px;
  font-size: 23px;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.15;
}

.problem-card p {
  position: relative;
  margin: 0;
  color: #6a7485;
  font-size: 18px;
  line-height: 1.38;
}

.problem-decoration {
  position: absolute;
  z-index: 0;
  top: 0;
  right: 0;
  width: 46%;
  height: 58%;
  pointer-events: none;
}

.problem-decoration::before {
  position: absolute;
  top: -14%;
  right: -8%;
  width: 71%;
  aspect-ratio: 1;
  background: rgba(225, 237, 244, 0.62);
  border-radius: 50%;
  content: "";
}

.problem-decoration::after {
  position: absolute;
  right: 26%;
  bottom: -6%;
  width: 48%;
  height: 70%;
  background: rgba(211, 229, 240, 0.42);
  border-radius: 100% 0 0;
  transform: rotate(18deg);
  content: "";
}

.problem-decoration__orbit {
  position: absolute;
  z-index: 1;
  top: -18%;
  right: -4%;
  width: 72%;
  aspect-ratio: 1;
  border: 2px solid rgba(57, 142, 177, 0.5);
  border-left-color: transparent;
  border-radius: 50%;
  transform: rotate(27deg);
}

.problem-decoration__dot {
  position: absolute;
  z-index: 2;
  top: 31%;
  left: 38%;
  width: 16px;
  height: 16px;
  background: #36a4b8;
  border-radius: 50%;
}

.problem-decoration__grid {
  position: absolute;
  z-index: 1;
  top: 23%;
  left: 14%;
  width: 126px;
  height: 132px;
  background-image: radial-gradient(circle, #b8cbd9 4px, transparent 5px);
  background-size: 34px 34px;
  opacity: 0.75;
}

.problem-decoration__message {
  position: absolute;
  z-index: 2;
  top: 17%;
  right: 6%;
  color: #adbfce;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.13em;
  line-height: 2;
  text-transform: uppercase;
}

.problem-decoration__message::after {
  width: 64px;
  height: 1px;
  display: block;
  margin-top: 15px;
  background: #a8c2d2;
  content: "";
}

@media (max-width: 1450px) {
  .support-bar {
    padding-right: 30px;
    padding-left: 64px;
  }

  .support-links span:last-child {
    display: none;
  }

  .hero__content {
    grid-template-columns: minmax(500px, 1fr) minmax(450px, 610px);
    gap: 48px;
    padding-right: 5vw;
    padding-left: 7.6vw;
  }

  h1 {
    font-size: 64px;
  }

  .hero__description {
    font-size: 17px;
  }

  .problem-section__inner {
    padding-top: 44px;
  }

  .problem-heading h2 {
    font-size: 60px;
  }

  .problem-heading > p:last-child {
    font-size: 17px;
  }

  .problem-card {
    min-height: 305px;
    padding-right: 30px;
    padding-left: 30px;
  }

  .problem-card h3 {
    font-size: 20px;
  }

  .problem-card p {
    font-size: 16px;
  }
}

@media (max-width: 1120px) {
  .support-bar {
    grid-template-columns: auto 1fr;
  }

  .support-links {
    display: none;
  }

  .hero__content {
    grid-template-columns: minmax(0, 1fr) minmax(390px, 0.84fr);
    gap: 36px;
  }

  h1 {
    font-size: 52px;
  }

  .feature-list {
    gap-right: 18px;
  }

  .problem-heading {
    width: 65%;
  }

  .problem-heading h2 {
    font-size: 50px;
  }

  .problem-card__image {
    width: 116px;
    right: 18px;
  }

  .problem-card h3 {
    margin-top: 62px;
  }
}

@media (max-width: 900px) {
  .support-bar {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 7px;
    padding: 14px 24px;
  }

  .support-copy {
    font-size: 11px;
  }

  .hero {
    overflow: visible;
  }

  .hero__content {
    min-height: 0;
    grid-template-columns: 1fr;
    gap: 38px;
    padding: 50px 34px 60px 76px;
  }

  h1 {
    font-size: 56px;
  }

  .hero__visual-column {
    width: min(100%, 680px);
  }

  .screen-nav {
    bottom: 52px;
  }

  .problem-section__inner {
    min-height: 0;
    padding: 64px 34px;
  }

  .problem-heading {
    width: min(100%, 720px);
  }

  .problem-heading h2 {
    font-size: 54px;
  }

  .problem-heading > p:last-child {
    font-size: 18px;
  }

  .problem-list {
    grid-template-columns: 1fr;
    margin-top: 42px;
  }

  .problem-card {
    min-height: 270px;
  }

  .problem-card__image {
    width: 150px;
  }

  .problem-card h3 {
    margin-top: 58px;
  }

  .problem-decoration {
    width: 76%;
    height: 38%;
    opacity: 0.48;
  }
}

@media (max-width: 620px) {
  .support-bar {
    padding: 13px 18px;
  }

  .support-copy {
    line-height: 1.35;
  }

  .screen-nav {
    display: none;
  }

  .hero__content {
    gap: 32px;
    padding: 40px 18px 44px;
  }

  .eyebrow {
    margin-bottom: 17px;
    font-size: 12px;
    line-height: 1.35;
  }

  h1 {
    font-size: 42px;
    line-height: 1.02;
  }

  .stage {
    margin-top: 21px;
    font-size: 13px;
  }

  .hero__description {
    margin-top: 21px;
    font-size: 16px;
    line-height: 1.5;
  }

  .primary-action {
    width: 100%;
  }

  .feature-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .company-line {
    font-size: 11px;
    line-height: 1.5;
  }

  .robot-card__accent {
    top: 28px;
    right: 38px;
    width: 50px;
    height: 29px;
    border-width: 2px;
  }

  .industry-tags {
    justify-content: flex-start;
  }

  .problem-section__inner {
    padding: 50px 18px;
  }

  .section-label {
    gap: 18px;
    margin-bottom: 20px;
    font-size: 16px;
  }

  .section-label > span:last-child {
    width: 70px;
  }

  .problem-heading h2 {
    font-size: 40px;
    line-height: 1.05;
  }

  .problem-heading > p:last-child {
    margin-top: 20px;
    font-size: 16px;
    line-height: 1.5;
  }

  .problem-card {
    min-height: 0;
    padding: 27px 22px 25px;
  }

  .problem-card__number {
    font-size: 23px;
  }

  .problem-card__image {
    top: 17px;
    right: 15px;
    width: 105px;
    height: 90px;
  }

  .problem-card h3 {
    margin-top: 50px;
    font-size: 20px;
  }

  .problem-card p {
    font-size: 16px;
    line-height: 1.45;
  }

  .problem-decoration__message {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .primary-action {
    transition: none;
  }
}