:root {
  --bg: #f7f9fc;
  --card: #ffffff;
  --text: #111827;
  --muted: #5b6472;
  --muted-light: #8a94a6;
  --line: #e4e8f0;
  --blue: #1263ff;
  --blue-dark: #0a4ed6;
  --blue-soft: #edf4ff;
  --shadow: 0 24px 70px rgba(17, 24, 39, 0.08);
  --radius-lg: 28px;
  --radius-md: 20px;
  --container: 1280px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(18, 99, 255, 0.10), transparent 32rem),
    radial-gradient(circle at 78% 12%, rgba(18, 99, 255, 0.08), transparent 26rem),
    var(--bg);
}

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

.page-shell {
  min-height: 100vh;
  overflow: hidden;
}

.site-header {
  height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 0 48px;
  border-bottom: 1px solid rgba(228, 232, 240, 0.9);
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand {
  display: flex;
  align-items: center;
  gap: 22px;
  min-width: 0;
}

.brand p {
  margin: 0;
  padding-left: 24px;
  border-left: 1px solid #b8c2d3;
  color: #455064;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.22;
  white-space: nowrap;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.logo-accent {
  color: var(--blue);
}

.logo-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #8c939f;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-left: auto;
  font-size: 15px;
  font-weight: 500;
  color: #222a36;
}

.main-nav a,
.footer-links a {
  transition: color 0.2s ease;
}

.main-nav a:hover,
.footer-links a:hover {
  color: var(--blue);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 999px;
  color: #ffffff;
  background: var(--text);
  font-size: 14px;
  font-weight: 600;
  transition: transform 0.2s ease, background 0.2s ease;
}

.header-cta:hover {
  transform: translateY(-1px);
  background: var(--blue);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 10px;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  border-radius: 999px;
}

.section-padding {
  max-width: var(--container);
  margin: 0 auto;
  padding: 84px 28px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(340px, 0.65fr);
  align-items: center;
  gap: 64px;
  min-height: calc(100vh - 84px - 60px);
}

.eyebrow,
.section-label {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 8px 12px;
  border: 1px solid rgba(18, 99, 255, 0.18);
  border-radius: 999px;
  color: var(--blue);
  background: rgba(237, 244, 255, 0.85);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.hero h1 {
  margin: 22px 0 22px;
  max-width: 880px;
  font-size: clamp(44px, 5.2vw, 72px);
  line-height: 0.96;
  letter-spacing: -0.06em;
}

.hero-text {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 24px;
  border-radius: 16px;
  font-weight: 700;
  font-size: 16px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  box-shadow: 0 18px 42px rgba(18, 99, 255, 0.24);
}

.btn-primary:hover {
  box-shadow: 0 20px 52px rgba(18, 99, 255, 0.34);
}

.btn-secondary {
  color: var(--text);
  background: #ffffff;
  border: 1px solid var(--line);
}

.hero-card {
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(228, 232, 240, 0.95);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.browser-top {
  height: 54px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 18px;
  border-bottom: 1px solid var(--line);
  background: #fbfcff;
}

.browser-top span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d6dce8;
}

.tool-preview {
  padding: 38px;
}

.tool-preview-label {
  display: inline-flex;
  margin-top: 24px;
  padding: 7px 10px;
  border-radius: 999px;
  color: var(--blue);
  background: var(--blue-soft);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.tool-preview-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 20px;
  color: var(--blue);
  background: var(--blue-soft);
  font-size: 36px;
  font-weight: 800;
}

.tool-preview h2 {
  margin: 28px 0 12px;
  font-size: 31px;
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.tool-preview p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.preview-list {
  margin: 22px 0 0;
  padding-left: 19px;
  color: var(--muted);
  line-height: 1.65;
}

.preview-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  margin-top: 28px;
  padding: 0 18px;
  border-radius: 15px;
  color: #ffffff;
  background: var(--blue);
  font-weight: 800;
  transition: transform 0.2s ease, background 0.2s ease;
}

.preview-button:hover {
  transform: translateY(-2px);
  background: var(--blue-dark);
}

.stats-strip {
  max-width: calc(var(--container) - 56px);
  margin: -18px auto 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 20px 60px rgba(17, 24, 39, 0.05);
  overflow: hidden;
}

.stats-strip div {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 26px 30px;
  border-right: 1px solid var(--line);
}

.stats-strip div:last-child {
  border-right: 0;
}

.stats-strip strong {
  color: var(--blue);
  font-size: 13px;
  letter-spacing: 0.12em;
}

.stats-strip span {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.35;
}

.section {
  position: relative;
}

.compact-top {
  padding-top: 78px;
}

.section-head {
  max-width: 680px;
  margin: 0 auto 42px;
  text-align: center;
}

.left-head {
  margin-left: 0;
  text-align: left;
}

.section-head h2,
.about-panel h2,
.cta-box h2 {
  margin: 18px 0 14px;
  font-size: clamp(32px, 4vw, 50px);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.section-head p,
.about-text p,
.cta-box p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.75;
}

.tools-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.9fr 0.9fr;
  gap: 20px;
}

.tool-card {
  min-height: 330px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 18px 48px rgba(17, 24, 39, 0.05);
}

.active-tool {
  background:
    linear-gradient(135deg, rgba(237, 244, 255, 0.94), #ffffff 58%);
  border-color: rgba(18, 99, 255, 0.20);
}

.card-icon {
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  color: var(--blue);
  background: var(--blue-soft);
  font-size: 24px;
  font-weight: 800;
}

.tool-card h3 {
  margin: 24px 0 12px;
  font-size: 24px;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.tool-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.tool-card ul {
  margin: 18px 0 0;
  padding-left: 19px;
  color: var(--muted);
  line-height: 1.65;
}

.card-link {
  width: fit-content;
  margin-top: 24px;
  color: #ffffff;
  background: var(--blue);
  border-radius: 14px;
  padding: 13px 16px;
  font-weight: 700;
}

.status-badge {
  width: fit-content;
  margin-top: 24px;
  padding: 9px 12px;
  border-radius: 999px;
  color: var(--muted);
  background: #f0f3f8;
  font-size: 13px;
  font-weight: 700;
}

.about-panel {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 50px;
  padding: 46px;
  border-radius: var(--radius-lg);
  color: #ffffff;
  background:
    radial-gradient(circle at top right, rgba(18, 99, 255, 0.45), transparent 24rem),
    #101827;
  box-shadow: var(--shadow);
}

.about-panel .section-label {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

.about-panel h2 {
  color: #ffffff;
}

.about-text p {
  color: rgba(255, 255, 255, 0.74);
}

.about-text p + p {
  margin-top: 18px;
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.roadmap-item {
  padding: 28px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.8);
}

.roadmap-item span {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  color: var(--blue);
  background: var(--blue-soft);
  font-weight: 800;
}

.roadmap-item h3 {
  margin: 22px 0 10px;
  font-size: 22px;
  letter-spacing: -0.03em;
}

.roadmap-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.cta-section {
  padding-top: 40px;
}

.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
  padding: 44px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(18, 99, 255, 0.18);
  background: linear-gradient(135deg, #ffffff, #eef5ff);
  box-shadow: var(--shadow);
}

.cta-box > div {
  max-width: 720px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 88px;
  padding: 0 48px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

@media (max-width: 980px) {
  .site-header {
    padding: 0 22px;
  }

  .brand {
    gap: 12px;
  }

  .brand p {
    max-width: 210px;
    white-space: normal;
  }

  .main-nav,
  .header-cta {
    display: none;
  }

  .menu-toggle {
    display: inline-block;
  }

  .site-header.menu-open {
    align-items: flex-start;
    height: auto;
    padding-top: 20px;
    padding-bottom: 20px;
    flex-wrap: wrap;
  }

  .site-header.menu-open .main-nav,
  .site-header.menu-open .header-cta {
    display: flex;
  }

  .site-header.menu-open .main-nav {
    width: 100%;
    order: 3;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding-top: 14px;
    margin-left: 0;
  }

  .site-header.menu-open .header-cta {
    order: 4;
    width: 100%;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 58px;
    gap: 36px;
  }

  .stats-strip,
  .tools-grid,
  .about-panel,
  .roadmap-grid {
    grid-template-columns: 1fr;
  }

  .stats-strip div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .stats-strip div:last-child {
    border-bottom: 0;
  }

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

@media (max-width: 640px) {
  .logo {
    font-size: 23px;
  }

  .brand p {
    display: none;
  }

  .section-padding {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero h1 {
    font-size: 42px;
  }

  .hero-text {
    font-size: 17px;
  }

  .btn,
  .hero-actions,
  .hero-actions a,
  .cta-box .btn {
    width: 100%;
  }

  .tool-preview,
  .about-panel,
  .cta-box {
    padding: 28px;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
    height: auto;
    padding: 28px 22px;
  }

  .footer-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}