:root {
  --brand: #0052a3;
  --brand-dark: #003f7d;
  --accent: #293139;
  --ink: #17212b;
  --muted: #5d6975;
  --line: #d8e0e7;
  --line-strong: #c4d0dc;
  --page: #f6f8fb;
  --panel: #fbfdff;
  --soft-blue: #e8f2ff;
  --soft-green: #ecfdf5;
  --white: #ffffff;
  --shadow-sm: 0 12px 30px rgba(41, 49, 57, 0.08);
  --shadow-md: 0 22px 55px rgba(41, 49, 57, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Arial, Helvetica, sans-serif;
  color: var(--ink);
  background:
    linear-gradient(180deg, #ffffff 0, #f6f8fb 420px, #eef4fa 100%);
  line-height: 1.5;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: 8px clamp(14px, 3vw, 30px);
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(216, 224, 231, 0.82);
  backdrop-filter: blur(16px);
}

.header-inner {
  width: min(1180px, 100%);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand,
nav {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand {
  color: var(--accent);
  font-weight: 900;
  text-decoration: none;
  transition: opacity 160ms ease;
}

.brand:hover {
  opacity: 0.82;
}

.brand-logo {
  display: block;
  width: min(168px, 44vw);
  height: auto;
}

.hero-logo {
  display: block;
  width: min(220px, 72vw);
  height: auto;
  margin-bottom: 20px;
}

nav a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 10px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 800;
  text-decoration: none;
  transition:
    color 160ms ease,
    background-color 160ms ease,
    transform 160ms ease;
}

nav a:hover {
  color: var(--brand);
  background: var(--soft-blue);
  transform: translateY(-1px);
}

.hero,
.section,
.cta,
.site-footer {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.8fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: center;
  min-height: 74vh;
  padding: clamp(46px, 8vw, 92px) 0 clamp(38px, 7vw, 84px);
  overflow: hidden;
}

.hero-copy {
  animation: fadeUp 520ms ease both;
}

.hero-copy h1,
.section h2,
.cta h2 {
  margin: 0;
  max-width: 830px;
  color: var(--accent);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: 0;
}

.hero-copy h1 {
  font-size: 5rem;
}

.section h2,
.cta h2 {
  font-size: 3.4rem;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--brand);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.lede,
.section-heading p,
.cta p {
  max-width: 680px;
  color: var(--muted);
  font-size: 1.12rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 8px;
  font-weight: 900;
  text-decoration: none;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background-color 160ms ease,
    border-color 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.button.primary {
  color: var(--white);
  background: var(--brand);
}

.button.primary:hover {
  background: var(--brand-dark);
}

.button.secondary {
  color: var(--brand);
  background: var(--white);
  border: 1px solid rgba(0, 82, 163, 0.28);
}

.site-preview,
.package-card,
.intro-grid article,
.tech-grid article,
.tech-note,
.comparison,
.process,
.cta {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease;
}

.package-card:hover,
.intro-grid article:hover,
.tech-grid article:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.site-preview {
  padding: 18px;
  border-color: rgba(0, 82, 163, 0.18);
  box-shadow: 0 28px 75px rgba(0, 82, 163, 0.15);
  animation: previewIn 620ms 120ms ease both;
}

.preview-bar {
  display: flex;
  gap: 7px;
  margin-bottom: 18px;
}

.preview-bar span,
.preview-icon {
  display: block;
  border-radius: 999px;
  background: var(--brand);
}

.preview-bar span {
  width: 10px;
  height: 10px;
  opacity: 0.35;
}

.preview-hero {
  padding: 22px;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(0, 82, 163, 0.96), rgba(41, 49, 57, 0.98));
  border-radius: 8px;
}

.preview-hero p {
  margin: 0 0 8px;
  opacity: 0.82;
}

.preview-hero strong {
  display: block;
  max-width: 420px;
  font-size: 2rem;
  line-height: 1.12;
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.preview-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.preview-metrics span {
  padding: 9px 8px;
  color: var(--brand);
  background: var(--soft-blue);
  border: 1px solid rgba(0, 82, 163, 0.12);
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 900;
  text-align: center;
}

.preview-grid div {
  padding: 16px;
  background: var(--page);
  border-radius: 8px;
}

.preview-grid p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.preview-icon {
  width: 28px;
  height: 5px;
  margin-bottom: 10px;
}

.preview-footer {
  margin-top: 14px;
  padding: 12px;
  color: var(--accent);
  background: var(--soft-green);
  border-radius: 8px;
  font-weight: 800;
}

.section {
  padding: clamp(54px, 8vw, 92px) 0;
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 32px;
}

.intro-grid,
.package-grid,
.tech-grid {
  display: grid;
  gap: 16px;
}

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

.intro-grid article,
.package-card {
  padding: 22px;
}

.card-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  color: var(--brand);
  background: var(--soft-blue);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 900;
}

.intro-grid h3,
.package-card h3 {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 1.35rem;
}

.package-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.package-title-row h3 {
  margin: 0;
}

.intro-grid p,
.package-card p,
.package-card li,
.process li {
  color: var(--muted);
}

.packages {
  padding-top: 28px;
}

.section-heading {
  margin-bottom: 24px;
}

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

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

.package-card {
  position: relative;
}

.package-card.featured {
  border-color: rgba(0, 82, 163, 0.44);
  box-shadow: 0 24px 65px rgba(0, 82, 163, 0.14);
}

.badge {
  display: inline-flex;
  flex: 0 0 auto;
  padding: 6px 10px;
  color: var(--brand);
  background: var(--soft-blue);
  border-radius: 8px;
  font-size: 0.84rem;
  font-weight: 900;
}

.price {
  color: var(--brand) !important;
  font-size: 1.35rem;
  font-weight: 900;
}

.package-card ul {
  padding-left: 20px;
}

.limit {
  padding-top: 8px;
  border-top: 1px solid var(--line);
  font-size: 0.94rem;
}

.comparison {
  overflow: hidden;
  margin-top: 22px;
  box-shadow: none;
}

.comparison-row {
  display: grid;
  grid-template-columns: 1.35fr repeat(3, 1fr);
  border-top: 1px solid var(--line);
}

.comparison-row:first-child {
  border-top: 0;
}

.comparison-row span {
  padding: 14px;
  border-left: 1px solid var(--line);
}

.comparison-row span:first-child {
  border-left: 0;
  font-weight: 900;
}

.comparison-head {
  color: var(--white);
  background: var(--accent);
  font-weight: 900;
}

.tech-help {
  padding-top: 28px;
}

.tech-grid article,
.tech-note {
  padding: 22px;
}

.tech-grid h3 {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 1.25rem;
}

.tech-grid p,
.tech-note p {
  color: var(--muted);
}

.tech-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 18px;
}

.tech-note p {
  margin: 0;
  max-width: 760px;
}

.support-band {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 30px;
  align-items: center;
  padding: clamp(26px, 5vw, 42px);
  background: var(--accent);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

.support-band h2,
.support-band p {
  color: var(--white);
}

.support-band p {
  margin: 0;
  opacity: 0.88;
}

.process {
  margin-bottom: clamp(34px, 6vw, 72px);
  padding: clamp(30px, 5vw, 48px);
}

.process ol {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding: 0;
  list-style: none;
}

.process li {
  padding: 16px;
  background: var(--panel);
  border: 1px solid rgba(216, 224, 231, 0.8);
  border-radius: 8px;
}

.cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 46px;
  padding: clamp(28px, 5vw, 48px);
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 24px 0 42px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.site-footer p {
  margin: 0;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes previewIn {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.985);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 880px) {
  .hero,
  .intro,
  .cta,
  .support-band {
    display: block;
  }

  nav {
    display: none;
  }

  .site-header {
    padding: 9px 18px;
  }

  .site-preview {
    margin-top: 34px;
  }

  .hero-copy h1 {
    font-size: 3.6rem;
  }

  .section h2,
  .cta h2 {
    font-size: 2.6rem;
  }

  .intro-grid,
  .package-grid,
  .tech-grid,
  .process ol {
    grid-template-columns: 1fr;
  }

  .comparison {
    overflow-x: auto;
  }

  .comparison-row {
    min-width: 680px;
  }

  .cta .button {
    margin-top: 18px;
  }

  .tech-note {
    display: block;
  }

  .tech-note .button {
    margin-top: 14px;
  }

  .support-band p {
    margin-top: 12px;
  }
}

@media (max-width: 560px) {
  .brand-logo {
    width: min(150px, 72vw);
  }

  .hero-copy h1 {
    font-size: 2.55rem;
  }

  .section h2,
  .cta h2 {
    font-size: 2rem;
  }

  .preview-hero strong {
    font-size: 1.4rem;
  }

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

  .preview-metrics {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }
}