:root {
  --ai-bg: #efefef;
  --ai-surface: #ffffff;
  --ai-surface-soft: #f7f8fb;
  --ai-ink: #191919;
  --ai-ink-soft: #5e626d;
  --ai-muted: #8c9099;
  --ai-blue: #0d29b2;
  --ai-blue-bright: #336fff;
  --ai-blue-soft: #dce5ff;
  --ai-night: #050712;
  --ai-night-soft: #10172a;
  --ai-line: rgba(25, 25, 25, 0.14);
  --ai-line-blue: rgba(13, 41, 178, 0.28);
  --ai-radius-lg: 32px;
  --ai-radius-md: 22px;
  --ai-radius-sm: 14px;
  --ai-container: 1328px;
  --ai-pad: clamp(20px, 4vw, 56px);
  --ai-ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ai-ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}

body.ai-landing {
  margin: 0;
  overflow-x: hidden;
  background: var(--ai-bg);
  color: var(--ai-ink);
  font-family: "Jost", "Segoe UI", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.48;
  letter-spacing: -0.012em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.ai-landing img,
.ai-landing video,
.ai-landing svg {
  display: block;
  max-width: 100%;
}

.ai-landing a {
  color: inherit;
  text-decoration: none;
}

.ai-landing button,
.ai-landing input,
.ai-landing textarea {
  font: inherit;
}

.ai-landing h1,
.ai-landing h2,
.ai-landing h3,
.ai-landing p {
  margin: 0;
}

.ai-landing h1,
.ai-landing h2,
.ai-landing h3 {
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

.ai-container {
  width: min(100%, var(--ai-container));
  margin-inline: auto;
  padding-inline: var(--ai-pad);
}

.ai-skip {
  position: fixed;
  z-index: 200;
  top: 12px;
  left: 12px;
  padding: 11px 18px;
  border-radius: 999px;
  background: #fff;
  color: #050712;
  transform: translateY(-150%);
  transition: transform 180ms var(--ai-ease-out);
}

.ai-skip:focus {
  transform: translateY(0);
}

.ai-landing :focus-visible {
  outline: 3px solid #79a3ff;
  outline-offset: 4px;
}

.ai-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  color: var(--ai-blue);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: 1;
  text-transform: uppercase;
}

.ai-eyebrow::before {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 5px color-mix(in srgb, currentColor 14%, transparent);
  content: "";
}

.ai-eyebrow--light {
  color: #c9d8ff;
}

.ai-button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 13px 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  touch-action: manipulation;
  transition:
    background-color 180ms var(--ai-ease-out),
    border-color 180ms var(--ai-ease-out),
    color 180ms var(--ai-ease-out),
    box-shadow 180ms var(--ai-ease-out),
    transform 160ms var(--ai-ease-out);
}

.ai-button:active {
  transform: scale(0.97);
}

.ai-landing .ai-button--small {
  min-height: 44px;
  padding: 10px 18px;
  background: #fff;
  color: #081020;
}

.ai-landing .ai-button--light {
  background: #fff;
  color: #071023;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.12),
    0 10px 34px rgba(255, 255, 255, 0.12);
}

.ai-landing .ai-button--ghost {
  border-color: rgba(255, 255, 255, 0.24);
  background: transparent;
  color: rgba(255, 255, 255, 0.82);
}

.ai-landing .ai-button--primary {
  background: var(--ai-blue);
  color: #fff;
}

.ai-landing .ai-button--dark {
  background: var(--ai-ink);
  color: #fff;
}

@media (hover: hover) and (pointer: fine) {
  .ai-button:hover {
    transform: translateY(-2px);
  }

  .ai-landing .ai-button--small:hover,
  .ai-landing .ai-button--light:hover {
    box-shadow: 0 14px 38px rgba(76, 117, 255, 0.22);
  }

  .ai-landing .ai-button--ghost:hover {
    border-color: rgba(255, 255, 255, 0.58);
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
  }

  .ai-landing .ai-button--primary:hover {
    background: #0a218f;
  }

  .ai-landing .ai-button--dark:hover {
    background: var(--ai-blue);
  }
}

/* Header */
.ai-header {
  position: absolute;
  z-index: 50;
  top: 0;
  left: 0;
  width: 100%;
  padding-top: 22px;
  color: #fff;
}

.ai-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.ai-logo {
  width: 96px;
  height: 54px;
  display: grid;
  flex: none;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition:
    background-color 180ms var(--ai-ease-out),
    transform 160ms var(--ai-ease-out);
}

.ai-logo svg {
  width: 68px;
  fill: currentColor;
}

.ai-logo:active {
  transform: scale(0.97);
}

.ai-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  background: rgba(5, 8, 18, 0.48);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.ai-nav > a:not(.ai-button) {
  padding: 11px 14px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  font-weight: 500;
  transition:
    background-color 180ms var(--ai-ease-out),
    color 180ms var(--ai-ease-out);
}

.ai-nav > a.ai-nav__phone {
  margin-left: 6px;
  color: #fff;
}

@media (hover: hover) and (pointer: fine) {
  .ai-logo:hover {
    background: rgba(255, 255, 255, 0.18);
    transform: translateY(-1px);
  }

  .ai-nav > a:not(.ai-button):hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
  }
}

.ai-menu-button {
  width: 50px;
  height: 50px;
  display: none;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  background: rgba(5, 8, 18, 0.56);
  color: #fff;
  cursor: pointer;
  touch-action: manipulation;
  place-items: center;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.ai-menu-button span {
  position: absolute;
  width: 20px;
  height: 1.5px;
  background: currentColor;
  transition:
    opacity 160ms var(--ai-ease-out),
    transform 200ms var(--ai-ease-out);
}

.ai-menu-button span:nth-child(1) { transform: translateY(-6px); }
.ai-menu-button span:nth-child(3) { transform: translateY(6px); }
.ai-menu-button[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg); }
.ai-menu-button[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.ai-menu-button[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg); }

/* Hero */
.ai-hero {
  position: relative;
  min-height: max(780px, 100svh);
  display: flex;
  overflow: hidden;
  flex-direction: column;
  justify-content: center;
  background: #050712;
  color: #fff;
}

.ai-hero__media,
.ai-hero__media::before,
.ai-hero__media::after,
.ai-hero__grid {
  position: absolute;
  inset: 0;
}

.ai-hero__media {
  background: #050712 url("../img/ai-automation-hero.webp") center / cover no-repeat;
}

.ai-hero__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 62% center;
  opacity: 0;
  filter: saturate(0.72) hue-rotate(158deg) contrast(1.12) brightness(0.65);
  transform: scale(1.04);
  transition: opacity 900ms var(--ai-ease-out);
}

.ai-hero__video.is-playing {
  opacity: 0.64;
  animation: ai-hero-video-drift 20s var(--ai-ease-in-out) infinite alternate;
  will-change: opacity, transform;
}

.ai-hero__media::before {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(3, 6, 17, 0.96) 0%, rgba(4, 8, 24, 0.88) 41%, rgba(4, 9, 27, 0.48) 72%, rgba(4, 8, 20, 0.44) 100%),
    linear-gradient(180deg, rgba(5, 8, 19, 0.32) 0%, rgba(5, 9, 24, 0.08) 52%, rgba(5, 7, 18, 0.96) 100%),
    linear-gradient(140deg, rgba(13, 41, 178, 0.28), transparent 54%);
  content: "";
}

.ai-hero__media::after {
  z-index: 2;
  inset: -12%;
  background: radial-gradient(circle at 72% 45%, rgba(58, 107, 255, 0.18), transparent 36%);
  content: "";
}

.ai-hero__grid {
  z-index: 2;
  inset: -8%;
  opacity: 0.12;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 84px 84px;
  mask-image: linear-gradient(90deg, transparent 0%, #000 48%, #000 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 48%, #000 100%);
}

@keyframes ai-hero-video-drift {
  from { transform: scale(1.04) translate3d(-0.8%, -0.4%, 0); }
  to { transform: scale(1.09) translate3d(0.8%, 0.6%, 0); }
}

.ai-hero__layout {
  position: relative;
  z-index: 5;
  display: grid;
  align-items: center;
  grid-template-columns: minmax(0, 1fr);
  padding-top: 132px;
  padding-bottom: 104px;
}

.ai-hero__copy {
  max-width: 900px;
}

.ai-hero__title {
  max-width: 900px;
  font-size: clamp(50px, 6.2vw, 88px);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.ai-hero__lead {
  max-width: 690px;
  margin-top: 28px;
  color: rgba(255, 255, 255, 0.75);
  font-size: clamp(16px, 1.45vw, 19px);
  line-height: 1.52;
}

.ai-hero__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 34px;
}

.ai-hero__prices {
  max-width: 720px;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 24px;
}

.ai-price-chip {
  min-height: 82px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 18px;
  background: rgba(8, 14, 31, 0.68);
}

.ai-price-chip span {
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.ai-price-chip strong {
  margin-top: 5px;
  font-size: clamp(22px, 2.2vw, 30px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
}

.ai-landing .ai-hero__note {
  max-width: 690px;
  margin-top: clamp(26px, 2.4vw, 32px);
  padding-left: 18px;
  border-left: 2px solid #6f98ff;
  color: rgba(255, 255, 255, 0.64);
  font-size: 15px;
  line-height: 1.5;
}

.js .ai-hero__item {
  opacity: 1;
  transform: none;
}

.ai-hero__areas {
  position: absolute;
  z-index: 6;
  right: 0;
  bottom: 28px;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 12px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.ai-hero__areas::before,
.ai-hero__areas::after {
  height: 1px;
  flex: 1;
  background: rgba(255, 255, 255, 0.15);
  content: "";
}

/* Shared sections */
.ai-section {
  padding-block: clamp(76px, 8vw, 124px);
}

.ai-section__head {
  max-width: 930px;
  margin-bottom: clamp(42px, 5vw, 70px);
}

.ai-section__head h2,
.ai-definition h2,
.ai-why h2,
.ai-reviews h2,
.ai-result h2,
.ai-faq h2,
.ai-contact h2,
.ai-steps h2 {
  font-size: clamp(38px, 4.7vw, 64px);
}

.ai-section__head > p:last-child,
.ai-section__head--row > p,
.ai-definition__copy > p,
.ai-result__panel > div > p:last-child,
.ai-steps__intro > p,
.ai-faq__intro > p {
  max-width: 690px;
  margin-top: 24px;
  color: var(--ai-ink-soft);
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.55;
}

.ai-section__head--row {
  max-width: none;
  display: grid;
  align-items: end;
  gap: 48px;
  grid-template-columns: minmax(0, 1.55fr) minmax(280px, 0.65fr);
}

.ai-section__head--row > p {
  margin-top: 0;
  padding-bottom: 4px;
  font-size: 16px;
}

.js .ai-reveal {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 380ms var(--ai-ease-out),
    transform 380ms var(--ai-ease-out);
}

.js .ai-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Problem */
.ai-problem {
  background: var(--ai-bg);
}

.ai-problem__grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ai-problem-card {
  min-height: 248px;
  display: flex;
  flex-direction: column;
  padding: clamp(26px, 3vw, 38px);
  border: 1px solid var(--ai-line-blue);
  border-radius: var(--ai-radius-md);
  background: rgba(255, 255, 255, 0.58);
  transition:
    background-color 180ms var(--ai-ease-out),
    border-color 180ms var(--ai-ease-out),
    transform 180ms var(--ai-ease-out);
}

.ai-card-index,
.ai-solution-card > span {
  color: var(--ai-blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  letter-spacing: 0.06em;
}

.ai-problem-card h3 {
  max-width: 480px;
  margin-top: auto;
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.02;
}

.ai-problem-card p {
  max-width: 470px;
  margin-top: 15px;
  color: var(--ai-ink-soft);
  font-size: 15px;
}

@media (hover: hover) and (pointer: fine) {
  .ai-problem-card:hover {
    border-color: rgba(13, 41, 178, 0.52);
    background: #fff;
    transform: translateY(-2px);
  }
}

.ai-statement {
  display: grid;
  align-items: center;
  gap: 40px;
  grid-template-columns: minmax(180px, 0.35fr) minmax(0, 1.65fr);
  margin-top: 16px;
  padding: clamp(28px, 4vw, 52px);
  border-radius: var(--ai-radius-md);
  background: var(--ai-blue);
  color: #fff;
}

.ai-statement p {
  color: #b9c9ff;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ai-statement strong {
  font-size: clamp(24px, 3vw, 40px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

/* Definition */
.ai-definition {
  padding-top: 0;
}

.ai-definition__panel {
  display: grid;
  align-items: center;
  gap: clamp(50px, 8vw, 110px);
  grid-template-columns: minmax(0, 0.9fr) minmax(400px, 1.1fr);
  padding: clamp(34px, 5vw, 72px);
  overflow: hidden;
  border-radius: var(--ai-radius-lg);
  background:
    radial-gradient(circle at 80% 20%, rgba(51, 111, 255, 0.32), transparent 34%),
    linear-gradient(145deg, #070b18, #10172b);
  color: #fff;
}

.ai-definition__copy > p {
  color: rgba(255, 255, 255, 0.68);
}

.ai-definition__safe {
  display: grid;
  align-items: start;
  gap: 14px;
  grid-template-columns: 34px 1fr;
  margin-top: 30px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.ai-definition__safe > span {
  width: 34px;
  height: 34px;
  display: grid;
  border: 1px solid rgba(135, 166, 255, 0.5);
  border-radius: 50%;
  color: #9eb9ff;
  place-items: center;
}

.ai-definition__safe p {
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
  line-height: 1.48;
}

.ai-definition__safe strong {
  color: #fff;
  font-weight: 500;
}

.ai-pipeline {
  --ai-pipeline-line-x: 46px;
  position: relative;
  display: grid;
  gap: 12px;
}

.ai-pipeline__node {
  position: relative;
  min-height: 104px;
  display: grid;
  align-content: center;
  grid-template-columns: 48px 1fr;
  padding: 18px 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.ai-pipeline__node:not(.ai-pipeline__node--result)::after {
  position: absolute;
  z-index: 2;
  top: 100%;
  left: var(--ai-pipeline-line-x);
  width: 1px;
  height: 13px;
  background: linear-gradient(180deg, #8aabff, #4d72e7);
  content: "";
  transform: translateX(-50%);
}

.ai-pipeline__node > span {
  grid-row: span 2;
  color: #89a9ff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
}

.ai-pipeline__node strong {
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.ai-pipeline__node small {
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.ai-pipeline__node--result {
  border-color: rgba(124, 158, 255, 0.54);
  background: rgba(35, 77, 202, 0.42);
}

/* Why BAZA */
.ai-why {
  padding-block: clamp(30px, 4vw, 56px) clamp(70px, 7vw, 104px);
  background: var(--ai-bg);
}

.ai-why__layout {
  display: grid;
  align-items: stretch;
  gap: 16px;
  grid-template-columns: minmax(320px, 0.82fr) minmax(0, 1.18fr);
}

.ai-why__intro {
  position: relative;
  min-height: 100%;
  display: flex;
  overflow: hidden;
  flex-direction: column;
  padding: clamp(30px, 4vw, 50px);
  border: 1px solid rgba(126, 159, 255, 0.22);
  border-radius: var(--ai-radius-lg);
  background:
    radial-gradient(circle at 92% 5%, rgba(79, 119, 255, 0.34), transparent 34%),
    linear-gradient(145deg, #0e1730, #080d1d 76%);
  color: #fff;
}

.ai-why__intro::after {
  position: absolute;
  right: -90px;
  bottom: -120px;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(132, 164, 255, 0.16);
  border-radius: 50%;
  box-shadow:
    0 0 0 38px rgba(132, 164, 255, 0.05),
    0 0 0 76px rgba(132, 164, 255, 0.035);
  content: "";
  pointer-events: none;
}

.ai-why__intro h2,
.ai-why__intro > p,
.ai-why__flow {
  position: relative;
  z-index: 1;
}

.ai-why__intro h2 {
  max-width: 620px;
  font-size: clamp(38px, 4.1vw, 58px);
}

.ai-why__intro > p:not(.ai-eyebrow) {
  max-width: 580px;
  margin-top: 24px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  line-height: 1.55;
}

.ai-why__flow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 48px;
  padding-left: 0;
  list-style: none;
}

.ai-why__flow li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ai-why__flow span {
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  color: rgba(255, 255, 255, 0.76);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ai-why__flow i {
  color: #8aa8ff;
  font-size: 13px;
  font-style: normal;
}

.ai-why__grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ai-why-card {
  min-height: 238px;
  display: flex;
  flex-direction: column;
  padding: clamp(24px, 2.6vw, 34px);
  border: 1px solid var(--ai-line-blue);
  border-radius: var(--ai-radius-md);
  background: rgba(255, 255, 255, 0.82);
}

.ai-why-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.ai-why-card__icon {
  width: 44px;
  height: 44px;
  display: grid;
  border: 1px solid rgba(13, 41, 178, 0.16);
  border-radius: 13px;
  background: #e9efff;
  color: var(--ai-blue);
  place-items: center;
}

.ai-why-card__icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.65;
}

.ai-why-card h3 {
  margin-top: 32px;
  font-size: clamp(23px, 2.2vw, 30px);
  line-height: 1.05;
}

.ai-why-card p {
  margin-top: 14px;
  color: var(--ai-ink-soft);
  font-size: 14.5px;
  line-height: 1.52;
}

/* Solutions */
.ai-solutions__grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.ai-solution-card {
  min-height: 292px;
  display: flex;
  flex-direction: column;
  padding: clamp(26px, 3vw, 36px);
  border: 1px solid rgba(25, 25, 25, 0.09);
  border-radius: var(--ai-radius-md);
  background: #fff;
  transition:
    background-color 180ms var(--ai-ease-out),
    border-color 180ms var(--ai-ease-out),
    transform 180ms var(--ai-ease-out);
}

.ai-solution-card h3 {
  max-width: 310px;
  margin-top: auto;
  font-size: clamp(28px, 2.7vw, 38px);
  line-height: 1.02;
}

.ai-solution-card p {
  margin-top: 15px;
  color: var(--ai-ink-soft);
  font-size: 14.5px;
}

.ai-solution-card small {
  align-self: flex-start;
  margin-top: 24px;
  padding: 7px 12px;
  border-radius: 999px;
  background: #eef2ff;
  color: var(--ai-blue);
  font-size: 11px;
  letter-spacing: 0.03em;
}

@media (hover: hover) and (pointer: fine) {
  .ai-solution-card:hover {
    border-color: rgba(13, 41, 178, 0.28);
    background: #fafbff;
    transform: translateY(-2px);
  }
}

/* Entry scenarios */
.ai-entry {
  padding-top: 0;
}

.ai-entry .ai-section__head {
  max-width: 1040px;
}

.ai-entry__grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ai-entry-card {
  min-height: 430px;
  display: flex;
  flex-direction: column;
  padding: clamp(32px, 4vw, 52px);
  border: 1px solid var(--ai-line-blue);
  border-radius: var(--ai-radius-lg);
  background: #fff;
}

.ai-entry-card--dark {
  border-color: rgba(143, 179, 255, 0.28);
  background:
    radial-gradient(circle at 90% 8%, rgba(51, 111, 255, 0.16), transparent 38%),
    linear-gradient(145deg, #10172a 0%, #17233e 100%);
  color: #fff;
}

.ai-entry-card__tag {
  color: var(--ai-blue);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ai-entry-card--dark .ai-entry-card__tag {
  color: #8fb3ff;
}

.ai-entry-card h3 {
  max-width: 480px;
  margin-top: auto;
  font-size: clamp(34px, 4vw, 54px);
}

.ai-entry-card > p:not(.ai-entry-card__tag) {
  max-width: 520px;
  margin-top: 20px;
  color: var(--ai-ink-soft);
  font-size: 15px;
}

.ai-entry-card--dark > p:not(.ai-entry-card__tag) {
  color: #c5cee4;
}

.ai-entry-card > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid currentColor;
  color: var(--ai-blue);
  font-weight: 600;
  transition:
    color 180ms var(--ai-ease-out),
    transform 180ms var(--ai-ease-out);
}

.ai-entry-card--dark > a {
  border-top-color: rgba(255, 255, 255, 0.24);
  color: #fff;
}

@media (hover: hover) and (pointer: fine) {
  .ai-entry-card > a:hover { transform: translateX(6px); }
}

/* Examples */
.ai-examples {
  background: #fff;
}

.ai-examples__list {
  border-top: 1px solid var(--ai-line);
}

.ai-example {
  display: grid;
  align-items: start;
  gap: clamp(28px, 5vw, 72px);
  grid-template-columns: minmax(190px, 0.48fr) minmax(300px, 1fr) minmax(260px, 0.72fr);
  padding-block: clamp(32px, 4vw, 52px);
  border-bottom: 1px solid var(--ai-line);
}

.ai-example__meta {
  display: grid;
  gap: 12px;
}

.ai-example__meta span,
.ai-example__result span {
  color: var(--ai-blue);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ai-example__meta b {
  font-size: 14px;
  font-weight: 500;
}

.ai-example__body h3 {
  font-size: clamp(28px, 3.2vw, 42px);
  line-height: 1.02;
}

.ai-example__body p,
.ai-example__result p {
  margin-top: 16px;
  color: var(--ai-ink-soft);
  font-size: 14.5px;
  line-height: 1.5;
}

.ai-example__result {
  padding: 20px;
  border-radius: var(--ai-radius-sm);
  background: #eef2ff;
}

.ai-example__result p {
  color: #263469;
}

/* Reviews */
.ai-reviews {
  padding-block: clamp(60px, 6.5vw, 96px);
  background: #e8ecf4;
}

.ai-reviews__head {
  display: grid;
  align-items: end;
  gap: clamp(30px, 6vw, 90px);
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
  margin-bottom: clamp(34px, 4vw, 54px);
}

.ai-reviews__head h2 {
  max-width: 900px;
  font-size: clamp(38px, 4.7vw, 64px);
}

.ai-reviews__head > p {
  max-width: 570px;
  color: var(--ai-ink-soft);
  font-size: 16px;
  line-height: 1.55;
}

.ai-reviews__grid {
  display: grid;
  align-items: stretch;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.ai-review-card {
  min-height: 430px;
  display: flex;
  margin: 0;
  flex-direction: column;
  padding: clamp(26px, 3vw, 38px);
  border: 1px solid rgba(13, 41, 178, 0.17);
  border-radius: var(--ai-radius-md);
  background: rgba(255, 255, 255, 0.9);
}

.ai-review-card--dark {
  border-color: rgba(126, 159, 255, 0.22);
  background:
    radial-gradient(circle at 92% 0%, rgba(55, 100, 255, 0.28), transparent 35%),
    var(--ai-night-soft);
  color: #fff;
}

.ai-review-card__mark {
  width: 48px;
  height: 48px;
  display: grid;
  border-radius: 50%;
  background: #e8eeff;
  color: var(--ai-blue);
  font-family: Georgia, serif;
  font-size: 43px;
  line-height: 1;
  place-items: center;
}

.ai-review-card--dark .ai-review-card__mark {
  background: rgba(255, 255, 255, 0.1);
  color: #a9bdff;
}

.ai-review-card > p {
  margin-top: 34px;
  color: #343946;
  font-size: clamp(17px, 1.45vw, 20px);
  line-height: 1.5;
  letter-spacing: -0.02em;
}

.ai-review-card--dark > p {
  color: rgba(255, 255, 255, 0.84);
}

.ai-review-card footer {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-top: auto;
  padding-top: 30px;
  border-top: 1px solid var(--ai-line);
}

.ai-review-card--dark footer {
  border-top-color: rgba(255, 255, 255, 0.16);
}

.ai-review-card__avatar {
  width: 44px;
  height: 44px;
  display: grid;
  flex: 0 0 44px;
  border-radius: 50%;
  background: var(--ai-blue);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  place-items: center;
}

.ai-review-card--dark .ai-review-card__avatar {
  background: #fff;
  color: var(--ai-night);
}

.ai-review-card footer > span:last-child {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.ai-review-card footer strong {
  font-size: 14px;
  font-weight: 600;
}

.ai-review-card small {
  color: var(--ai-ink-soft);
  font-size: 12px;
  line-height: 1.35;
}

.ai-review-card--dark small {
  color: rgba(255, 255, 255, 0.56);
}

.ai-reviews__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid rgba(25, 25, 25, 0.12);
}

.ai-reviews__bottom p {
  max-width: 840px;
  color: var(--ai-ink-soft);
  font-size: 13px;
  line-height: 1.5;
}

.ai-reviews__bottom a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 10px;
  color: var(--ai-blue);
  font-size: 14px;
  font-weight: 600;
  transition: transform 180ms var(--ai-ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .ai-reviews__bottom a:hover { transform: translateX(5px); }
}

/* Pricing */
.ai-pricing__grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ai-price-card {
  min-height: 620px;
  display: flex;
  flex-direction: column;
  padding: clamp(30px, 4vw, 52px);
  border: 1px solid var(--ai-line-blue);
  border-radius: var(--ai-radius-lg);
  background: #fff;
}

.ai-price-card--accent {
  border-color: transparent;
  background:
    radial-gradient(circle at 86% 6%, rgba(128, 166, 255, 0.42), transparent 34%),
    var(--ai-blue);
  color: #fff;
}

.ai-price-card__type {
  display: inline-flex;
  padding: 8px 13px;
  border: 1px solid var(--ai-line-blue);
  border-radius: 999px;
  color: var(--ai-blue);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ai-price-card--accent .ai-price-card__type {
  border-color: rgba(255, 255, 255, 0.35);
  color: #d2dcff;
}

.ai-price-card h3 {
  max-width: 500px;
  margin-top: 28px;
  font-size: clamp(38px, 4.4vw, 58px);
}

.ai-price-card > div:first-child > p {
  max-width: 520px;
  margin-top: 22px;
  color: var(--ai-ink-soft);
  font-size: 15px;
}

.ai-price-card--accent > div:first-child > p {
  color: rgba(255, 255, 255, 0.68);
}

.ai-price-card ul {
  display: grid;
  gap: 13px;
  margin: 42px 0 0;
  padding: 0;
  list-style: none;
}

.ai-price-card li {
  position: relative;
  padding-left: 27px;
  color: var(--ai-ink-soft);
  font-size: 14.5px;
}

.ai-price-card li::before {
  position: absolute;
  top: 0.45em;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ai-blue);
  box-shadow: 0 0 0 5px rgba(13, 41, 178, 0.1);
  content: "";
}

.ai-price-card--accent li {
  display: grid;
  align-items: center;
  gap: 12px;
  grid-template-columns: 32px minmax(0, 1fr);
  padding-left: 0;
  color: rgba(255, 255, 255, 0.78);
}

.ai-price-card--accent li::before {
  content: none;
}

.ai-price-card__icon {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.ai-price-card__icon svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.ai-price-card__bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 22px;
  margin-top: auto;
  padding-top: 46px;
}

.ai-price-card__bottom p {
  display: grid;
  gap: 6px;
}

.ai-price-card__bottom small {
  color: var(--ai-muted);
  font-size: 12px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.ai-price-card--accent .ai-price-card__bottom small {
  color: rgba(255, 255, 255, 0.76);
}

.ai-price-card__bottom strong {
  font-size: clamp(32px, 3.8vw, 50px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.045em;
}

.ai-pricing__note {
  max-width: 900px;
  margin: 24px auto 0;
  color: var(--ai-ink-soft);
  font-size: 14px;
  line-height: 1.5;
  text-align: center;
}

/* Steps */
.ai-steps {
  padding-top: 0;
}

.ai-steps__layout {
  display: grid;
  align-items: start;
  gap: clamp(50px, 8vw, 120px);
  grid-template-columns: minmax(0, 0.8fr) minmax(450px, 1.2fr);
}

.ai-steps__intro {
  position: sticky;
  top: 32px;
}

.ai-steps__intro > p {
  max-width: 540px;
}

.ai-steps__intro .ai-button {
  margin-top: 32px;
}

.ai-steps__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.ai-steps__list li {
  display: grid;
  align-items: start;
  gap: 30px;
  grid-template-columns: 74px 1fr;
  padding-block: 30px;
  border-bottom: 1px solid var(--ai-line);
}

.ai-steps__list li:first-child {
  padding-top: 0;
}

.ai-steps__list li > span {
  color: var(--ai-blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 34px;
  line-height: 1;
}

.ai-steps__list h3 {
  font-size: clamp(25px, 2.6vw, 34px);
  line-height: 1.05;
}

.ai-steps__list p {
  max-width: 540px;
  margin-top: 10px;
  color: var(--ai-ink-soft);
  font-size: 14.5px;
}

/* Result */
.ai-result {
  padding-top: 0;
}

.ai-result__panel {
  display: grid;
  align-items: start;
  gap: clamp(50px, 8vw, 120px);
  grid-template-columns: minmax(0, 0.92fr) minmax(400px, 1.08fr);
  padding: clamp(34px, 5vw, 72px);
  border-radius: var(--ai-radius-lg);
  background: #fff;
}

.ai-result__panel ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.ai-result__panel li {
  display: grid;
  align-items: center;
  gap: 20px;
  grid-template-columns: 44px 1fr;
  padding-block: 18px;
  border-bottom: 1px solid var(--ai-line);
  font-size: 17px;
}

.ai-result__panel li span {
  color: var(--ai-blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
}

/* FAQ */
.ai-faq {
  background: #fff;
}

.ai-faq__layout {
  display: grid;
  align-items: start;
  gap: clamp(60px, 9vw, 130px);
  grid-template-columns: minmax(280px, 0.58fr) minmax(480px, 1.42fr);
}

.ai-faq__intro {
  position: sticky;
  top: 32px;
}

.ai-faq__intro > a {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-top: 26px;
  color: var(--ai-blue);
  font-weight: 600;
}

.ai-faq__list {
  border-top: 1px solid var(--ai-line);
}

.ai-faq details {
  border-bottom: 1px solid var(--ai-line);
}

.ai-faq summary {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 20px;
  font-size: clamp(19px, 2vw, 25px);
  line-height: 1.2;
  list-style: none;
  cursor: pointer;
  touch-action: manipulation;
}

.ai-faq summary::-webkit-details-marker {
  display: none;
}

.ai-faq summary span {
  width: 38px;
  height: 38px;
  display: grid;
  flex: none;
  border: 1px solid var(--ai-line-blue);
  border-radius: 50%;
  color: var(--ai-blue);
  font-size: 24px;
  line-height: 1;
  place-items: center;
  transition:
    background-color 180ms var(--ai-ease-out),
    color 180ms var(--ai-ease-out),
    transform 200ms var(--ai-ease-out);
}

.ai-faq details[open] summary span {
  background: var(--ai-blue);
  color: #fff;
  transform: rotate(45deg);
}

.ai-faq details > p {
  max-width: 710px;
  padding: 0 70px 26px 0;
  color: var(--ai-ink-soft);
  font-size: 15px;
  line-height: 1.56;
}

/* Contact */
.ai-contact {
  padding-block: clamp(60px, 8vw, 112px);
  background: #fff;
}

.ai-contact__panel {
  position: relative;
  display: grid;
  align-items: center;
  gap: clamp(48px, 8vw, 110px);
  grid-template-columns: minmax(0, 1fr) minmax(370px, 0.72fr);
  padding: clamp(36px, 6vw, 84px);
  overflow: hidden;
  border-radius: var(--ai-radius-lg);
  background:
    radial-gradient(circle at 85% 15%, rgba(112, 151, 255, 0.46), transparent 34%),
    linear-gradient(140deg, #081633, #0d29b2 72%, #2054df);
  color: #fff;
}

.ai-contact__panel::before {
  position: absolute;
  top: -180px;
  left: 40%;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  box-shadow:
    0 0 0 70px rgba(255, 255, 255, 0.03),
    0 0 0 140px rgba(255, 255, 255, 0.02);
  content: "";
}

.ai-contact__copy,
.ai-contact__actions {
  position: relative;
  z-index: 1;
}

.ai-contact__copy > p:last-child {
  max-width: 650px;
  margin-top: 26px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 17px;
  line-height: 1.55;
}

.ai-contact__actions {
  display: grid;
  gap: 10px;
}

.ai-contact-link {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 17px 20px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 18px;
  background: rgba(5, 11, 28, 0.34);
  touch-action: manipulation;
  transition:
    background-color 180ms var(--ai-ease-out),
    border-color 180ms var(--ai-ease-out),
    transform 180ms var(--ai-ease-out);
}

.ai-landing .ai-contact-link--primary {
  border-color: #fff;
  background: #fff;
  color: #071023;
}

.ai-contact-link span {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.ai-contact-link small {
  color: rgba(255, 255, 255, 0.75);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.ai-contact-link--primary small {
  color: var(--ai-ink-soft);
}

.ai-contact-link strong {
  overflow-wrap: anywhere;
  font-size: clamp(17px, 1.6vw, 21px);
  font-weight: 500;
  letter-spacing: -0.02em;
}

.ai-contact-link b {
  font-size: 24px;
  font-weight: 400;
}

@media (hover: hover) and (pointer: fine) {
  .ai-contact-link:hover {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.12);
    transform: translateX(3px);
  }

  .ai-landing .ai-contact-link--primary:hover {
    background: #eff3ff;
  }
}

/* Footer and mobile action */
.ai-footer {
  padding: 28px 0 34px;
  background: var(--ai-bg);
}

.ai-footer__inner {
  display: grid;
  align-items: center;
  gap: 30px;
  grid-template-columns: auto 1fr auto auto;
}

.ai-logo--dark {
  border-color: var(--ai-line);
  background: #fff;
  color: var(--ai-ink);
  backdrop-filter: none;
}

.ai-footer__inner > p:not(.ai-footer__copy) {
  color: var(--ai-ink-soft);
  font-size: 13px;
}

.ai-footer nav {
  display: flex;
  gap: 20px;
  color: var(--ai-ink-soft);
  font-size: 13px;
}

.ai-footer nav a {
  min-height: 44px;
  display: flex;
  align-items: center;
  padding-block: 6px;
  transition: color 180ms var(--ai-ease-out);
}

.ai-footer__copy {
  color: var(--ai-ink-soft);
  font-size: 12px;
}

@media (hover: hover) and (pointer: fine) {
  .ai-footer nav a:hover { color: var(--ai-blue); }
}

.ai-mobile-action {
  display: none;
}

.ai-mobile-action.is-hidden {
  pointer-events: none;
  transform: translateY(calc(140% + env(safe-area-inset-bottom, 0px)));
}

/* Medium screens */
@media (max-width: 1160px) {
  .ai-nav > a:not(.ai-button) {
    padding-inline: 10px;
  }

  .ai-nav__phone {
    display: none;
  }

  .ai-hero__layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .ai-hero__actions {
    align-items: center;
    flex-direction: row;
  }

  .ai-price-card__bottom {
    align-items: stretch;
    flex-direction: column;
  }
}

@media (max-width: 1020px) {
  .ai-menu-button {
    display: grid;
  }

  .ai-nav {
    position: absolute;
    top: calc(100% + 14px);
    right: var(--ai-pad);
    left: var(--ai-pad);
    display: grid;
    gap: 4px;
    padding: 14px;
    border-radius: 24px;
    background: rgba(7, 12, 28, 0.96);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px) scale(0.98);
    transform-origin: top right;
    visibility: hidden;
    transition:
      opacity 180ms var(--ai-ease-out),
      transform 200ms var(--ai-ease-out),
      visibility 0s linear 200ms;
  }

  .ai-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0) scale(1);
    visibility: visible;
    transition-delay: 0s;
  }

  .ai-nav > a:not(.ai-button) {
    min-height: 46px;
    display: flex;
    align-items: center;
    padding-inline: 16px;
  }

  .ai-nav__phone {
    display: flex;
  }

  .ai-nav .ai-button {
    margin-top: 4px;
  }

  .ai-hero {
    min-height: 0;
  }

  .ai-hero__layout {
    grid-template-columns: minmax(0, 1fr);
    padding-top: 130px;
    padding-bottom: 98px;
  }

  .ai-hero__title {
    font-size: clamp(44px, 6.4vw, 64px);
  }

  .ai-hero__actions {
    align-items: center;
    flex-direction: row;
  }

  .ai-hero__prices {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ai-definition__panel,
  .ai-result__panel,
  .ai-contact__panel {
    grid-template-columns: 1fr;
  }

  .ai-definition__copy,
  .ai-contact__copy {
    max-width: 780px;
  }

  .ai-example {
    grid-template-columns: minmax(170px, 0.42fr) minmax(0, 1fr);
  }

  .ai-example__result {
    grid-column: 2;
  }

  .ai-why__layout {
    grid-template-columns: 1fr;
  }

  .ai-why__intro {
    min-height: 440px;
  }

  .ai-reviews__head {
    align-items: start;
    gap: 24px;
    grid-template-columns: 1fr;
  }

  .ai-reviews__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ai-review-card:last-child {
    min-height: 0;
    grid-column: 1 / -1;
  }

  .ai-steps__layout,
  .ai-faq__layout {
    gap: 60px;
    grid-template-columns: minmax(0, 0.8fr) minmax(400px, 1.2fr);
  }

  .ai-footer__inner {
    grid-template-columns: auto 1fr auto;
  }

  .ai-footer__copy {
    display: none;
  }
}

/* Tablet and mobile */
@media (max-width: 820px) {
  .ai-landing h1,
  .ai-landing h2,
  .ai-landing h3 {
    text-wrap: pretty;
  }

  .ai-header {
    padding-top: 14px;
  }

  .ai-logo {
    width: 86px;
    height: 50px;
  }

  .ai-logo svg {
    width: 62px;
  }

  .ai-hero__layout {
    grid-template-columns: 1fr;
    padding-top: 116px;
    padding-bottom: 112px;
  }

  .ai-hero__copy {
    max-width: 780px;
  }

  .ai-hero__title {
    max-width: 720px;
    font-size: clamp(44px, 10.5vw, 70px);
  }

  .ai-hero__actions {
    max-width: 620px;
    flex-direction: row;
  }

  .ai-hero__prices {
    max-width: 620px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ai-hero__areas {
    flex-wrap: wrap;
    justify-content: center;
  }

  .ai-hero__areas::before,
  .ai-hero__areas::after {
    display: none;
  }

  .ai-section__head--row {
    gap: 20px;
    grid-template-columns: 1fr;
  }

  .ai-section__head--row > p {
    max-width: 650px;
  }

  .ai-solutions__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ai-entry__grid,
  .ai-pricing__grid {
    grid-template-columns: 1fr;
  }

  .ai-entry-card {
    min-height: 380px;
  }

  .ai-example {
    gap: 22px;
    grid-template-columns: 1fr;
  }

  .ai-example__result {
    grid-column: auto;
  }

  .ai-steps__layout,
  .ai-faq__layout {
    grid-template-columns: 1fr;
  }

  .ai-steps__intro,
  .ai-faq__intro {
    position: static;
  }

  .ai-footer__inner {
    align-items: start;
    grid-template-columns: auto 1fr;
  }

  .ai-footer nav {
    justify-self: end;
  }

  .ai-footer__inner > p:not(.ai-footer__copy) {
    grid-column: span 2;
  }
}

@media (max-width: 620px) {
  html {
    scroll-padding-bottom: calc(92px + env(safe-area-inset-bottom, 0px));
  }

  body.ai-landing {
    padding-bottom: calc(88px + env(safe-area-inset-bottom, 0px));
    font-size: 16px;
  }

  .ai-button {
    text-align: center;
    white-space: normal;
  }

  .ai-section {
    padding-block: clamp(64px, 16vw, 80px);
  }

  .ai-eyebrow {
    margin-bottom: 18px;
    font-size: 11px;
  }

  .ai-hero__media::before {
    background:
      linear-gradient(180deg, rgba(3, 6, 17, 0.85) 0%, rgba(4, 8, 24, 0.78) 38%, rgba(4, 9, 27, 0.78) 72%, rgba(5, 7, 18, 0.98) 100%),
      linear-gradient(90deg, rgba(3, 6, 17, 0.84), rgba(4, 9, 27, 0.52));
  }

  .ai-hero__grid {
    background-size: 56px 56px;
    mask-image: linear-gradient(180deg, #000, transparent 82%);
    -webkit-mask-image: linear-gradient(180deg, #000, transparent 82%);
  }

  .ai-hero__layout {
    gap: 34px;
    padding-top: 104px;
    padding-bottom: 94px;
  }

  .ai-hero__title {
    max-width: 520px;
    font-size: clamp(40px, 12.4vw, 58px);
    line-height: 0.98;
  }

  .ai-hero__lead {
    margin-top: 22px;
    font-size: 16px;
  }

  .ai-hero__actions {
    align-items: stretch;
    flex-direction: column;
    margin-top: 28px;
  }

  .ai-hero__actions .ai-button {
    width: 100%;
    min-height: 56px;
  }

  .ai-hero__prices {
    grid-template-columns: 1fr;
  }

  .ai-price-chip {
    min-height: 74px;
  }

  .ai-pipeline {
    --ai-pipeline-line-x: 40px;
  }

  .ai-hero__areas {
    bottom: 20px;
    gap: 8px 14px;
    font-size: 12px;
  }

  .ai-section__head h2,
  .ai-definition h2,
  .ai-why h2,
  .ai-reviews h2,
  .ai-result h2,
  .ai-faq h2,
  .ai-contact h2,
  .ai-steps h2 {
    font-size: clamp(34px, 9.8vw, 46px);
  }

  .ai-problem__grid,
  .ai-solutions__grid {
    grid-template-columns: 1fr;
  }

  .ai-problem-card,
  .ai-solution-card {
    min-height: 0;
    padding: 24px 20px;
  }

  .ai-problem-card h3,
  .ai-solution-card h3 {
    margin-top: 44px;
  }

  .ai-statement {
    gap: 18px;
    grid-template-columns: 1fr;
  }

  .ai-definition__panel,
  .ai-result__panel,
  .ai-contact__panel {
    padding: 28px 20px;
    border-radius: 24px;
  }

  .ai-pipeline__node {
    min-height: 92px;
    padding: 16px;
  }

  .ai-why {
    padding-block: 20px 64px;
  }

  .ai-why__layout,
  .ai-why__grid,
  .ai-reviews__grid {
    grid-template-columns: 1fr;
  }

  .ai-why__intro {
    min-height: 0;
    padding: 28px 22px;
    border-radius: 24px;
  }

  .ai-why__flow {
    padding-top: 36px;
  }

  .ai-why-card {
    min-height: 0;
    padding: 24px 20px;
  }

  .ai-reviews {
    padding-block: 64px;
  }

  .ai-review-card,
  .ai-review-card:last-child {
    min-height: 0;
    grid-column: auto;
    padding: 26px 22px;
  }

  .ai-reviews__bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .ai-entry-card {
    min-height: 360px;
    padding: 28px 22px;
    border-radius: 24px;
  }

  .ai-entry-card h3 {
    font-size: 36px;
  }

  .ai-price-card {
    min-height: 0;
    padding: 28px 22px;
    border-radius: 24px;
  }

  .ai-price-card h3 {
    font-size: 38px;
  }

  .ai-price-card__bottom {
    padding-top: 38px;
  }

  .ai-price-card__bottom .ai-button {
    width: 100%;
  }

  .ai-steps__list li {
    gap: 18px;
    grid-template-columns: 50px 1fr;
  }

  .ai-steps__list li > span {
    font-size: 24px;
  }

  .ai-result__panel li {
    grid-template-columns: 34px 1fr;
    font-size: 15px;
  }

  .ai-faq summary {
    min-height: 76px;
    font-size: 19px;
  }

  .ai-faq details > p {
    padding-right: 0;
  }

  .ai-contact-link {
    min-height: 82px;
    padding-inline: 16px;
  }

  .ai-contact-link strong {
    font-size: 16px;
  }

  .ai-footer__inner {
    grid-template-columns: 1fr;
  }

  .ai-footer nav {
    align-items: flex-start;
    justify-self: start;
    flex-direction: column;
    gap: 10px;
  }

  .ai-footer__inner > p:not(.ai-footer__copy) {
    grid-column: auto;
  }

  .ai-landing .ai-mobile-action {
    position: fixed;
    z-index: 100;
    right: 12px;
    bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    left: 12px;
    min-height: 54px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 13px 20px;
    border: 1px solid rgba(255, 255, 255, 0.38);
    border-radius: 999px;
    background: var(--ai-blue);
    color: #fff;
    box-shadow: 0 16px 40px rgba(13, 41, 178, 0.3);
    font-size: 14px;
    font-weight: 600;
    touch-action: manipulation;
    transition: transform 160ms var(--ai-ease-out);
  }

  .ai-landing .ai-mobile-action:active {
    transform: scale(0.97);
  }
}

@media (max-width: 390px) {
  :root {
    --ai-pad: 16px;
  }

  .ai-hero__title {
    font-size: 42px;
  }

  .ai-contact-link strong {
    font-size: 14px;
  }
}

@media (max-height: 820px) and (min-width: 1021px) {
  .ai-hero {
    min-height: 760px;
  }

  .ai-hero__layout {
    padding-top: 112px;
    padding-bottom: 72px;
  }

  .ai-hero__title {
    font-size: clamp(46px, 5vw, 68px);
  }

}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .js .ai-hero__item,
  .js .ai-reveal {
    opacity: 1;
    transform: none;
  }

  .ai-hero__video {
    display: none;
  }
}