:root {
  color: #101828;
  background: #f6f9fc;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  --blue: #1d8dff;
  --blue-dark: #0b62c4;
  --graphite: #101828;
  --muted: #667085;
  --line: #d9e3ef;
  --soft: #eef5fb;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at top left, rgba(29, 141, 255, 0.12), transparent 34rem),
    linear-gradient(180deg, #f7fbff 0%, #eef5fb 44%, #f8fafc 100%);
}

body,
button,
input,
textarea {
  letter-spacing: 0;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  width: min(1180px, calc(100% - 2rem));
  margin: 0.75rem auto 0;
  padding: 0.75rem;
  border: 1px solid rgba(217, 227, 239, 0.85);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 18px 50px rgba(16, 24, 40, 0.08);
  backdrop-filter: blur(18px);
}

.brand {
  display: grid;
  gap: 0.12rem;
  min-width: 13rem;
  font-weight: 800;
}

.brand span {
  font-size: 1.02rem;
}

.brand small {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 650;
}

nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  gap: clamp(0.5rem, 2vw, 1.35rem);
  color: #344054;
  font-size: 0.92rem;
  font-weight: 650;
}

nav a {
  padding: 0.4rem 0.15rem;
}

nav a:hover {
  color: var(--blue-dark);
}

.mobile-sticky-nav {
  display: none;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.85rem 1.2rem;
  border: 1px solid var(--blue);
  border-radius: 12px;
  background: var(--blue);
  color: #fff;
  box-shadow: 0 14px 28px rgba(29, 141, 255, 0.23);
  font-size: 0.98rem;
  font-weight: 800;
  line-height: 1.1;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    border-color 160ms ease,
    background 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
  background: var(--blue-dark);
  border-color: var(--blue-dark);
  box-shadow: 0 18px 35px rgba(29, 141, 255, 0.28);
}

.button.secondary {
  background: #fff;
  color: var(--blue-dark);
  box-shadow: none;
}

.button.secondary.light {
  border-color: rgba(255, 255, 255, 0.72);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.button-small {
  min-height: 2.55rem;
  padding: 0.65rem 1rem;
  white-space: nowrap;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(20rem, 0.72fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(2rem, 4vw, 3.25rem) 0 clamp(2.25rem, 5vw, 4.25rem);
}

.hero-copy {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--blue-dark);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 13.4em;
  margin: 0;
  color: var(--graphite);
  font-size: clamp(2.35rem, 5.5vw, 4.95rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  color: var(--graphite);
  font-size: clamp(2rem, 3.6vw, 3.35rem);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  color: var(--graphite);
  font-size: 1.15rem;
  line-height: 1.2;
}

.lead {
  max-width: 44rem;
  margin: 1.3rem 0 0;
  color: #475467;
  font-size: clamp(1.05rem, 1.9vw, 1.26rem);
  line-height: 1.62;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.7rem;
}

.promise {
  margin: 1.15rem 0 0;
  color: #344054;
  font-weight: 750;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.25rem;
}

.badges span,
.fact-row span {
  border: 1px solid rgba(29, 141, 255, 0.17);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  color: #175cd3;
  font-size: 0.84rem;
  font-weight: 750;
}

.badges span {
  padding: 0.45rem 0.72rem;
}

.hero-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, #fff, #edf6ff);
  box-shadow: 0 30px 70px rgba(16, 24, 40, 0.14);
}

.hero-card img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
}

.hero-note {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  left: 1rem;
  display: grid;
  gap: 0.2rem;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 18px 40px rgba(16, 24, 40, 0.16);
  backdrop-filter: blur(14px);
}

.hero-note span {
  color: #475467;
  font-size: 0.92rem;
  line-height: 1.4;
}

.proof,
.section,
.why,
.final-cta,
.footer {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.proof {
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 18px 48px rgba(16, 24, 40, 0.07);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.75rem;
}

.stat {
  min-height: 7rem;
  padding: 1rem;
  border-radius: 14px;
  background: var(--soft);
}

.stat strong {
  display: block;
  color: #0b62c4;
  font-size: clamp(1.7rem, 2.4vw, 2.45rem);
  line-height: 1;
}

.stat span {
  display: block;
  margin-top: 0.45rem;
  color: #475467;
  font-size: 0.9rem;
  font-weight: 650;
  line-height: 1.35;
}

.proof p {
  margin: 1rem 0 0;
  color: #344054;
  font-weight: 700;
}

.section {
  padding: clamp(4rem, 8vw, 6.5rem) 0;
}

.section-tint {
  width: 100%;
  padding-right: max(1rem, calc((100% - 1180px) / 2));
  padding-left: max(1rem, calc((100% - 1180px) / 2));
  background: rgba(235, 244, 253, 0.7);
}

.section-heading {
  display: grid;
  gap: 0.65rem;
  max-width: 46rem;
  margin-bottom: 1.75rem;
}

.section-heading p:not(.eyebrow) {
  margin: 0;
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.55;
}

.section-heading.wide {
  max-width: 58rem;
}

.cards {
  display: grid;
  gap: 1rem;
}

.cards.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card,
.case-card,
.case-wide,
.more-proof,
.timeline article {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 16px 42px rgba(16, 24, 40, 0.06);
}

.card {
  min-height: 16rem;
  padding: 1.25rem;
}

.card-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  margin-bottom: 1rem;
  border-radius: 999px;
  background: #e6f2ff;
  color: var(--blue-dark);
  font-size: 0.82rem;
  font-weight: 850;
}

.card p,
.case-body p,
.case-wide p,
.timeline p,
.price-card p,
.more-proof p,
.final-cta p {
  color: #475467;
  line-height: 1.58;
}

.card p {
  margin: 0.8rem 0 0;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.case-card {
  overflow: hidden;
}

.case-card img {
  width: 100%;
  height: 17.5rem;
  object-fit: cover;
  object-position: center top;
  background: #dbeafe;
}

.case-body {
  padding: 1.25rem;
}

.case-type {
  margin: 0 0 0.45rem;
  color: var(--blue-dark);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.fact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1rem;
}

.fact-row span {
  padding: 0.36rem 0.55rem;
}

.case-wide {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.95fr);
  gap: 1.25rem;
  align-items: center;
  margin-top: 1rem;
  padding: 1.35rem;
}

.case-wide.compact {
  display: block;
}

.flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 1rem;
  border-radius: 14px;
  background: #0f172a;
  color: #fff;
}

.flow span {
  padding: 0.6rem 0.75rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.1);
  font-weight: 750;
}

.flow b {
  color: #93c5fd;
}

.more-proof {
  display: grid;
  grid-template-columns: 15rem 1fr;
  gap: 1.2rem;
  align-items: start;
  margin-top: 1rem;
  padding: 1rem;
}

.more-proof img {
  width: 100%;
  height: 10.5rem;
  border-radius: 12px;
  object-fit: cover;
  object-position: top left;
}

.experience-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 0.85rem;
}

.experience-grid article {
  min-height: 10rem;
  padding: 0.9rem;
  border: 1px solid rgba(29, 141, 255, 0.14);
  border-radius: 12px;
  background: #f8fbff;
}

.experience-grid h4 {
  margin: 0 0 0.55rem;
  color: var(--graphite);
  font-size: 0.95rem;
  line-height: 1.2;
}

.experience-grid ul {
  display: grid;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.experience-grid li {
  color: #475467;
  font-size: 0.88rem;
  line-height: 1.35;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
}

.timeline article {
  min-height: 14.5rem;
  padding: 1.15rem;
}

.timeline span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.3rem;
  height: 2.3rem;
  margin-bottom: 1rem;
  border-radius: 999px;
  background: var(--blue);
  color: #fff;
  font-weight: 850;
}

.why {
  display: grid;
  grid-template-columns: minmax(17rem, 0.72fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 18px 48px rgba(16, 24, 40, 0.07);
}

.why-image {
  overflow: hidden;
  border-radius: 18px;
  background: #e6f2ff;
}

.why-image img {
  width: 100%;
  aspect-ratio: 4 / 3.8;
  object-fit: cover;
  object-position: center top;
}

.check-list {
  display: grid;
  gap: 0.75rem;
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 1.7rem;
  color: #344054;
  font-weight: 700;
  line-height: 1.45;
}

.check-list li::before {
  position: absolute;
  left: 0;
  top: 0.1rem;
  color: var(--blue-dark);
  content: "✓";
  font-weight: 900;
}

.price-card strong {
  display: block;
  margin: 1.1rem 0 0.8rem;
  color: var(--blue-dark);
  font-size: clamp(1.25rem, 1.8vw, 1.55rem);
  line-height: 1.1;
}

.pricing-note {
  margin: 1rem 0 0;
  color: #667085;
  font-size: 0.94rem;
  line-height: 1.45;
}

.final-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(17rem, 0.42fr);
  gap: 1.5rem;
  align-items: center;
  margin-bottom: 2rem;
  padding: clamp(1.4rem, 4vw, 2.5rem);
  border-radius: 24px;
  background: #101828;
  color: #fff;
  overflow: hidden;
}

.final-cta h2 {
  max-width: 13em;
  color: #fff;
}

.final-cta p {
  max-width: 42rem;
  color: #d0d5dd;
  font-size: 1.08rem;
}

.final-cta .eyebrow {
  color: #93c5fd;
}

.final-cta span {
  display: block;
  margin-top: 0.9rem;
  color: #d0d5dd;
  font-size: 0.95rem;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.cta-brief {
  max-width: 38rem;
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
}

.cta-brief strong {
  display: block;
  color: #fff;
  font-size: 0.95rem;
  line-height: 1.35;
}

.cta-brief ol {
  display: grid;
  gap: 0.3rem;
  margin: 0.55rem 0 0;
  padding-left: 1.15rem;
  color: #d0d5dd;
  line-height: 1.4;
}

.final-cta img {
  width: 100%;
  max-height: 23rem;
  border-radius: 18px;
  object-fit: cover;
  object-position: center top;
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.4rem 0 2.25rem;
  color: #475467;
}

.footer p {
  margin: 0;
  font-weight: 750;
}

.footer div {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem 1rem;
}

.footer a {
  color: #175cd3;
  font-weight: 700;
}

@media (max-width: 1020px) {
  .site-header {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  nav {
    order: 3;
    justify-content: flex-start;
    width: 100%;
    overflow-x: auto;
    padding-bottom: 0.1rem;
  }

  .hero,
  .why,
  .final-cta {
    grid-template-columns: 1fr;
  }

  .stats-grid,
  .cards.four,
  .timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .case-wide,
  .more-proof,
  .experience-grid {
    grid-template-columns: 1fr;
  }

  .hero-card {
    max-width: 31rem;
  }

  .final-cta img {
    max-width: 24rem;
  }
}

@media (max-width: 720px) {
  main {
    overflow-x: hidden;
  }

  .site-header,
  .mobile-sticky-nav,
  .hero,
  .proof,
  .section,
  .why,
  .final-cta,
  .footer {
    width: calc(100vw - 1rem) !important;
    max-width: 374px !important;
    margin-left: 0.5rem !important;
    margin-right: 0.5rem !important;
  }

  .site-header {
    position: static;
    align-items: center;
    flex-wrap: nowrap;
    gap: 0.75rem;
    margin-top: 0.5rem;
    padding: 0.65rem 0.7rem;
    border-radius: 14px;
  }

  .mobile-sticky-nav {
    position: sticky;
    top: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.9rem;
    overflow-x: auto;
    min-height: 2.8rem;
    margin-top: 0.35rem !important;
    padding: 0.62rem 0.75rem;
    border: 1px solid rgba(217, 227, 239, 0.9);
    border-radius: 13px;
    background: rgba(255, 255, 255, 0.93);
    box-shadow: 0 12px 30px rgba(16, 24, 40, 0.08);
    color: #344054;
    font-size: 0.88rem;
    font-weight: 750;
    backdrop-filter: blur(16px);
  }

  .mobile-sticky-nav a {
    flex: 0 0 auto;
    padding: 0;
  }

  .brand {
    min-width: 0;
    flex: 1;
  }

  .brand span {
    font-size: 0.98rem;
  }

  .brand small {
    font-size: 0.72rem;
  }

  nav {
    display: none;
  }

  .button-small {
    width: auto;
    min-height: 2.35rem;
    padding: 0.58rem 0.82rem;
    border-radius: 10px;
    font-size: 0;
    white-space: nowrap;
  }

  .button-small::before {
    content: "Обсудить";
    font-size: 0.9rem;
  }

  .hero {
    padding-top: 1.15rem;
    overflow: hidden;
  }

  .hero * {
    max-width: 100%;
  }

  .hero-copy,
  .hero-card,
  .proof,
  .section-heading,
  .final-cta > div,
  .why > div {
    max-width: calc(100vw - 1rem);
  }

  .hero-copy {
    width: calc(100vw - 1rem) !important;
    max-width: 374px !important;
  }

  .eyebrow {
    max-width: 100%;
    font-size: 0.68rem;
    line-height: 1.35;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .hero .eyebrow {
    font-size: 0;
    line-height: 1.2;
  }

  .hero .eyebrow::before {
    content: "TELEGRAM / AI / AUTOMATION";
    font-size: 0.72rem;
  }

  h1 {
    max-width: 100%;
    font-size: 2rem;
    line-height: 1.12;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  h2 {
    font-size: 1.82rem;
    line-height: 1.12;
  }

  .lead {
    font-size: 1rem;
    line-height: 1.55;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-actions {
    display: grid;
    width: 100%;
  }

  .contact-actions {
    display: grid;
  }

  .hero-card img {
    aspect-ratio: 4 / 4.6;
  }

  .stats-grid,
  .cards.four,
  .case-grid,
  .timeline {
    grid-template-columns: 1fr;
  }

  .stat,
  .card,
  .timeline article {
    min-height: auto;
  }

  .case-card img {
    height: 14rem;
  }

  .flow {
    justify-content: flex-start;
  }

  .more-proof img {
    height: 8.5rem;
  }

  .why {
    padding: 1rem;
    border-radius: 18px;
  }

  .final-cta {
    border-radius: 18px;
  }

  .footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer div {
    justify-content: flex-start;
  }
}