:root {
  --primary: #0064e0;
  --primary-deep: #0457cb;
  --primary-soft: #e7f1ff;
  --canvas: #ffffff;
  --surface: #f1f4f7;
  --surface-strong: #e8edf3;
  --ink-deep: #0a1317;
  --ink: #1c1e21;
  --muted: #5d6c7b;
  --hairline: #dee3e9;
  --success: #31a24c;
  --radius-card: 32px;
  --radius-soft: 24px;
  --radius-pill: 999px;
  --shadow-soft: 0 24px 80px rgba(10, 19, 23, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-size: 16px;
  line-height: 1.5;
  overflow-x: hidden;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, calc(100% - 32px));
  margin: 16px auto 0;
  padding: 12px 14px;
  border: 1px solid rgba(222, 227, 233, 0.76);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(18px);
}

.brand,
.site-nav {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 750;
}

.brand-logo {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  box-shadow: 0 4px 14px rgba(10, 19, 23, 0.1);
  object-fit: cover;
}

.site-nav {
  gap: 6px;
}

.site-nav a {
  padding: 9px 14px;
  border-radius: var(--radius-pill);
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.site-nav a:hover {
  background: var(--surface);
  color: var(--ink-deep);
}

.section {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 460px);
  align-items: center;
  gap: 72px;
  min-height: calc(100svh - 92px);
  padding: 72px 0 56px;
}

.hero-copy,
.section-copy,
.showcase-card > div {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  color: var(--ink-deep);
  font-size: clamp(52px, 8vw, 92px);
  font-weight: 720;
  line-height: 1.02;
}

h1 span {
  display: inline;
}

h2 {
  margin-bottom: 18px;
  color: var(--ink-deep);
  font-size: clamp(34px, 4.2vw, 56px);
  font-weight: 680;
  line-height: 1.08;
}

h3 {
  margin-bottom: 10px;
  color: var(--ink-deep);
  font-size: 21px;
  line-height: 1.18;
}

.hero-subtitle,
.section-copy p,
.showcase-card p,
.feature-card p,
.steps p,
.download-card p,
.platform-note p,
.privacy-list p,
.faq-list p,
.trust-row span,
.site-footer {
  color: var(--muted);
}

.hero-subtitle {
  max-width: 720px;
  margin-bottom: 32px;
  font-size: clamp(19px, 2vw, 24px);
}

.hero-actions,
.download-grid,
.feature-grid,
.steps {
  display: grid;
}

.hero-actions {
  grid-template-columns: repeat(3, max-content);
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 26px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.2;
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--ink-deep);
  color: var(--canvas);
}

.button-secondary {
  border: 2px solid var(--ink-deep);
  color: var(--ink-deep);
}

.button-ghost {
  border: 1px solid var(--hairline);
  background: var(--canvas);
  color: var(--ink-deep);
}

.button-buy {
  background: var(--primary);
  color: var(--canvas);
}

.button-buy:hover {
  background: var(--primary-deep);
}

.hero-visual {
  justify-self: center;
  width: min(100%, 380px);
  padding: 14px;
  border-radius: 46px;
  background: linear-gradient(180deg, #fff7fb 0%, #eef5ff 100%);
  box-shadow: var(--shadow-soft);
}

.hero-visual img {
  width: 100%;
  max-height: 78svh;
  object-fit: cover;
  object-position: top;
  border-radius: 34px;
}

.logo-hero {
  display: flex;
  width: min(100%, 430px);
  min-height: 320px;
  align-items: center;
  justify-content: center;
  gap: 26px;
  padding: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.logo-hero .hero-logo {
  width: clamp(128px, 14vw, 168px);
  height: clamp(128px, 14vw, 168px);
  max-height: none;
  border-radius: 0;
  object-fit: contain;
  object-position: center;
  filter: drop-shadow(0 24px 42px rgba(10, 19, 23, 0.16));
}

.hero-logo-client {
  transform: translateY(-18px);
}

.hero-logo-server {
  transform: translateY(18px);
}

.trust-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto 72px;
  overflow: hidden;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  background: var(--hairline);
}

.trust-row div {
  min-height: 154px;
  padding: 28px;
  background: var(--canvas);
}

.trust-row strong,
.trust-row span {
  display: block;
}

.trust-row strong {
  margin-bottom: 10px;
  color: var(--ink-deep);
  font-size: 18px;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.78fr) minmax(0, 1.22fr);
  gap: 56px;
  padding: 36px 0 72px;
}

.section-copy {
  max-width: 640px;
}

.section-copy.centered {
  margin: 0 auto 32px;
  text-align: center;
}

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

.feature-card,
.download-card,
.steps article {
  border: 1px solid var(--hairline);
  border-radius: var(--radius-soft);
  background: var(--canvas);
}

.feature-card {
  padding: 26px;
}

.showcase {
  display: grid;
  gap: 24px;
  padding: 24px 0 80px;
}

.showcase-card {
  display: grid;
  gap: 28px;
  align-items: center;
  min-height: 520px;
  overflow: hidden;
  border-radius: 40px;
  background: var(--surface);
}

.showcase-card > div {
  padding: 52px 52px 0;
}

.showcase-card img {
  justify-self: center;
}

.client-card {
  grid-template-columns: minmax(260px, 0.78fr) minmax(280px, 0.62fr);
}

.client-card img {
  width: min(330px, 72%);
  max-height: 690px;
  object-fit: cover;
  object-position: top;
  border-radius: 36px 36px 0 0;
  box-shadow: 0 22px 70px rgba(10, 19, 23, 0.16);
}

.server-card {
  grid-template-columns: minmax(260px, 0.72fr) minmax(360px, 1.15fr);
}

.server-card img {
  width: 100%;
  padding-right: 34px;
  border-radius: 28px;
}

.steps-section {
  padding: 8px 0 80px;
}

.steps {
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.steps article {
  padding: 30px;
}

.steps span {
  display: grid;
  width: 42px;
  height: 42px;
  margin-bottom: 28px;
  place-items: center;
  border-radius: 50%;
  background: var(--primary);
  color: var(--canvas);
  font-weight: 800;
}

.privacy-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1fr);
  gap: 48px;
  margin-bottom: 80px;
  padding: 54px;
  border-radius: 40px;
  background: var(--ink-deep);
}

.privacy-section .eyebrow,
.privacy-section h2 {
  color: var(--canvas);
}

.privacy-list {
  display: grid;
  gap: 18px;
}

.privacy-list p {
  margin: 0;
  padding: 22px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.78);
}

.privacy-list p:first-child {
  padding-top: 0;
}

.privacy-list p:last-child {
  border-bottom: 0;
}

.downloads-section {
  padding: 0 0 80px;
}

.download-grid {
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.download-card {
  padding: 32px;
}

.download-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 26px;
}

.download-icon {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  box-shadow: 0 10px 28px rgba(10, 19, 23, 0.12);
}

.platform {
  display: inline-flex;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: var(--primary-soft);
  color: var(--primary-deep);
  font-size: 13px;
  font-weight: 800;
}

.download-card p {
  min-height: 72px;
}

.platform-note {
  margin-top: 16px;
  padding: 28px;
  border-radius: var(--radius-soft);
  background: var(--surface);
}

.platform-note p {
  max-width: 780px;
  margin-bottom: 0;
}

.faq-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.62fr) minmax(0, 1fr);
  gap: 56px;
  padding-bottom: 80px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-list details {
  border: 1px solid var(--hairline);
  border-radius: 20px;
  background: var(--canvas);
}

.faq-list summary {
  cursor: pointer;
  padding: 20px 22px;
  color: var(--ink-deep);
  font-weight: 800;
}

.faq-list p {
  margin: 0;
  padding: 0 22px 22px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 42px;
  border-top: 1px solid var(--hairline);
  font-size: 14px;
}

.site-footer span:first-child,
.site-footer a {
  color: var(--ink-deep);
  font-weight: 800;
}

@media (max-width: 900px) {
  .site-header {
    align-items: flex-start;
    border-radius: 28px;
  }

  .site-nav {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .hero,
  .split-section,
  .client-card,
  .server-card,
  .privacy-section,
  .faq-section {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 36px;
    min-height: 0;
    padding-top: 54px;
  }

  .hero-visual {
    width: min(100%, 340px);
  }

  .logo-hero {
    min-height: 280px;
    gap: 18px;
  }

  .trust-row,
  .feature-grid,
  .steps,
  .download-grid {
    grid-template-columns: 1fr;
  }

  .showcase-card {
    min-height: 0;
  }

  .server-card img {
    padding: 0 20px 24px;
  }

  .privacy-section {
    padding: 34px;
  }
}

@media (max-width: 640px) {
  .site-header,
  .section,
  .trust-row,
  .site-footer {
    width: calc(100vw - 64px);
  }

  .site-header {
    position: static;
    flex-direction: column;
  }

  .site-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    justify-content: stretch;
    width: 100%;
    gap: 4px;
  }

  .site-nav a {
    min-width: 0;
    padding: 8px 4px;
    text-align: center;
    font-size: 13px;
  }

  .hero-actions {
    grid-template-columns: 1fr;
  }

  .hero-copy,
  .hero-actions {
    width: calc(100vw - 64px);
    max-width: 326px;
  }

  h1 {
    font-size: clamp(36px, 10.5vw, 42px);
    line-height: 1.08;
  }

  .hero-subtitle {
    font-size: 18px;
  }

  .button {
    width: 100%;
    max-width: 100%;
  }

  h1 span {
    display: block;
  }

  .trust-row {
    margin-bottom: 48px;
  }

  .showcase-card > div {
    padding: 34px 28px 0;
  }

  .client-card img {
    width: min(290px, 78%);
  }

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