:root {
  --ink: #111827;
  --muted: #5f6b7a;
  --soft: #f6f8fb;
  --panel: #ffffff;
  --line: #dce3ee;
  --accent: #2357d9;
  --accent-2: #0f9f8f;
  --warm: #f3b33d;
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: #ffffff;
  line-height: 1.55;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(220, 227, 238, 0.9);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1120px, calc(100% - 32px));
  height: 68px;
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 720;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: #ffffff;
  border-radius: 8px;
  background: linear-gradient(135deg, #2357d9, #0f9f8f);
  box-shadow: 0 10px 24px rgba(35, 87, 217, 0.18);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 14px;
  color: var(--muted);
}

.nav-links a:hover {
  color: var(--ink);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: #ffffff;
  font-size: 14px;
  font-weight: 650;
}

.button.primary {
  border-color: transparent;
  color: #ffffff;
  background: var(--accent);
}

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

.hero {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 80px 0 64px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 720;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent-2);
}

h1 {
  max-width: 740px;
  margin: 0;
  font-size: clamp(42px, 6.2vw, 76px);
  line-height: 0.96;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

p {
  margin: 0;
}

.lead {
  max-width: 660px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 19px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-media {
  position: relative;
}

.product-visual {
  border: 1px solid rgba(220, 227, 238, 0.9);
  border-radius: 14px;
  background: linear-gradient(180deg, #fbfcff, #eef3fb);
  box-shadow: 0 24px 70px rgba(17, 24, 39, 0.16);
  overflow: hidden;
}

.mock-window {
  padding: 18px;
}

.mock-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #d0d7e4;
}

.dot.red {
  background: #ff6b65;
}

.dot.yellow {
  background: #f5c04f;
}

.dot.green {
  background: #58c775;
}

.mock-title {
  margin-left: 8px;
  font-size: 14px;
  font-weight: 760;
}

.mock-grid {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  min-height: 340px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #ffffff;
  overflow: hidden;
}

.mock-sidebar {
  border-right: 1px solid var(--line);
  background: #f7f9fc;
  padding: 16px;
}

.mock-app {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  font-weight: 760;
}

.mock-app img {
  width: 34px;
  height: 34px;
  border-radius: 9px;
}

.mock-nav-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 36px;
  margin-bottom: 8px;
  padding: 0 10px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
}

.mock-nav-item.active {
  color: #ffffff;
  background: var(--accent);
}

.mock-content {
  padding: 18px;
}

.mock-search {
  display: flex;
  align-items: center;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 0 14px;
  color: #8a95a5;
  font-size: 14px;
  background: #fbfcff;
}

.mock-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0;
}

.mock-chip {
  display: inline-flex;
  align-items: center;
  height: 27px;
  padding: 0 10px;
  border-radius: 999px;
  background: #eef4ff;
  color: #1f4fbf;
  font-size: 12px;
  font-weight: 700;
}

.mock-row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid #eef2f7;
}

.mock-row-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: #eef2f7;
  color: var(--accent);
  font-weight: 800;
}

.mock-row strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 14px;
}

.mock-row span {
  color: var(--muted);
  font-size: 12px;
}

.wide-media .product-visual {
  box-shadow: 0 22px 60px rgba(17, 24, 39, 0.12);
}

.section {
  padding: 72px 0;
}

.section.soft {
  background: var(--soft);
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.section-head p {
  max-width: 560px;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 18px;
}

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

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 24px;
}

.card p,
.legal p,
.legal li {
  color: var(--muted);
}

.product-card {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.app-icon {
  width: 84px;
  height: 84px;
  border-radius: 18px;
  border: 1px solid var(--line);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.tag {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: #eef4ff;
  color: #1f4fbf;
  font-size: 12px;
  font-weight: 650;
}

.feature {
  min-height: 146px;
}

.feature strong {
  display: block;
  margin-bottom: 8px;
  font-size: 17px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 36px;
  align-items: center;
}

.legal {
  max-width: 820px;
}

.legal h1 {
  font-size: clamp(38px, 5vw, 58px);
}

.legal h2 {
  margin-top: 42px;
  font-size: 26px;
}

.legal ul {
  padding-left: 20px;
}

.legal li + li {
  margin-top: 8px;
}

.notice {
  margin-top: 24px;
  border-left: 4px solid var(--accent-2);
  padding: 16px 18px;
  background: #eefaf8;
  color: #1f5f56;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 36px 0;
  background: #ffffff;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  color: var(--muted);
  font-size: 14px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

@media (max-width: 860px) {
  .nav {
    height: auto;
    padding: 14px 0;
    align-items: flex-start;
  }

  .nav-links {
    gap: 12px;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .hero {
    padding: 48px 0 40px;
  }

  .hero-grid,
  .split,
  .grid.two,
  .grid.three {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 28px;
  }

  .mock-grid {
    grid-template-columns: 1fr;
  }

  .mock-sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .section {
    padding: 52px 0;
  }

  .section-head {
    display: block;
  }

  .section-head p {
    margin-top: 12px;
  }

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

@media (max-width: 560px) {
  .nav {
    width: min(100% - 24px, 1120px);
  }

  .nav-links {
    font-size: 13px;
  }

  .hero,
  .container,
  .footer-inner {
    width: min(100% - 24px, 1120px);
  }

  h1 {
    font-size: 42px;
  }

  .lead {
    font-size: 17px;
  }

  .product-card {
    grid-template-columns: 64px minmax(0, 1fr);
  }

  .app-icon {
    width: 64px;
    height: 64px;
    border-radius: 14px;
  }
}