:root {
  --blue-950: #061d3d;
  --blue-900: #082a5c;
  --blue-800: #0b3978;
  --blue-700: #0b4ea2;
  --blue-600: #0f68d8;
  --blue-100: #eaf3ff;
  --blue-50: #f5f9ff;
  --orange-600: #ff7a1a;
  --orange-500: #ff9736;
  --orange-100: #fff0df;
  --green-600: #16a34a;
  --text: #132238;
  --muted: #5d6b82;
  --white: #ffffff;
  --line: #d9e4f2;
  --shadow: 0 24px 70px rgba(6, 29, 61, 0.14);
  --radius-lg: 28px;
  --radius-md: 18px;
  --header-height: 74px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.72;
  font-size: 17px;
}

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

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

p {
  margin: 0 0 1.1rem;
}

h1, h2, h3 {
  margin: 0 0 1rem;
  line-height: 1.12;
  color: var(--blue-950);
  letter-spacing: -0.035em;
}

h1 {
  font-size: clamp(2.65rem, 5vw, 5.35rem);
  max-width: 980px;
}

h2 {
  font-size: clamp(2rem, 3.4vw, 3.7rem);
}

h3 {
  font-size: clamp(1.35rem, 2vw, 1.85rem);
}

ul {
  margin: 0;
  padding: 0;
}

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 14px;
  background: var(--blue-950);
  color: var(--white);
  padding: 10px 14px;
  border-radius: 10px;
  z-index: 1000;
}

.skip-link:focus {
  left: 14px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(217, 228, 242, 0.78);
  transition: box-shadow 0.2s ease, background 0.2s ease;
}

.site-header.is-scrolled {
  box-shadow: 0 12px 40px rgba(6, 29, 61, 0.12);
  background: rgba(255, 255, 255, 0.98);
}

.navbar {
  width: min(1220px, calc(100% - 32px));
  height: var(--header-height);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  color: var(--blue-950);
  min-width: fit-content;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  border-radius: 14px;
  color: var(--white);
  font-size: 0.86rem;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--blue-700), var(--orange-600));
  box-shadow: 0 10px 24px rgba(255, 122, 26, 0.22);
}

.brand-text {
  font-size: 1.02rem;
  white-space: nowrap;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-menu a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 9px 13px;
  border-radius: 999px;
  color: var(--blue-900);
  font-weight: 700;
  font-size: 0.94rem;
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
  background: var(--blue-100);
  color: var(--blue-700);
}

.nav-menu .nav-cta {
  background: var(--orange-600);
  color: var(--white);
  box-shadow: 0 12px 26px rgba(255, 122, 26, 0.25);
}

.nav-menu .nav-cta:hover,
.nav-menu .nav-cta:focus-visible {
  background: var(--green-600);
  color: var(--white);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 14px;
  background: var(--blue-100);
  cursor: pointer;
  padding: 10px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  margin: 5px 0;
  background: var(--blue-900);
  border-radius: 999px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.section-pad {
  padding: 92px 0;
}

.hero {
  position: relative;
  overflow: hidden;
  padding-top: 82px;
  padding-bottom: 82px;
  background:
    radial-gradient(circle at 8% 10%, rgba(255, 151, 54, 0.18), transparent 34%),
    radial-gradient(circle at 95% 14%, rgba(15, 104, 216, 0.20), transparent 34%),
    linear-gradient(180deg, var(--blue-50), var(--white));
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(8, 42, 92, 0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(8, 42, 92, 0.04) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  align-items: center;
  gap: 46px;
}

.hero-lead {
  color: var(--muted);
  font-size: clamp(1.08rem, 1.5vw, 1.26rem);
  max-width: 850px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--orange-600);
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.11em;
  font-size: 0.82rem;
}

.eyebrow::before {
  content: "";
  width: 30px;
  height: 3px;
  border-radius: 999px;
  background: var(--orange-600);
}

.eyebrow.light {
  color: var(--orange-100);
}

.eyebrow.light::before {
  background: var(--orange-500);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 28px;
}

.center-actions {
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 800;
  border: 2px solid transparent;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

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

.btn-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--orange-600), var(--orange-500));
  box-shadow: 0 16px 34px rgba(255, 122, 26, 0.28);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--green-600);
  box-shadow: 0 16px 34px rgba(22, 163, 74, 0.25);
}

.btn-secondary {
  color: var(--blue-800);
  border-color: rgba(11, 78, 162, 0.22);
  background: rgba(255, 255, 255, 0.78);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  color: var(--white);
  background: var(--blue-700);
  border-color: var(--blue-700);
}

.light-btn {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.48);
  background: rgba(255, 255, 255, 0.08);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.trust-row span {
  color: var(--blue-900);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(217, 228, 242, 0.8);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 0.92rem;
  font-weight: 700;
}

.hero-visual {
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.78), rgba(234, 243, 255, 0.9));
  border: 1px solid rgba(217, 228, 242, 0.84);
  box-shadow: var(--shadow);
  padding: 16px;
}

.hero-visual img,
.visual-card img {
  width: 100%;
  border-radius: 22px;
}

.metric-strip {
  background: var(--blue-950);
  color: var(--white);
  padding: 26px 0;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.metric-grid div {
  padding: 12px 18px;
  border-left: 3px solid var(--orange-600);
}

.metric-grid strong,
.metric-grid span {
  display: block;
}

.metric-grid strong {
  font-size: 1.08rem;
}

.metric-grid span {
  color: #c7d9f2;
  font-size: 0.94rem;
}

.content-grid {
  display: grid;
  gap: 26px;
}

.content-card,
.source-card,
.package-card,
.cta-panel,
.highlight-box,
.visual-card,
.faq-item,
.benefit-item {
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 16px 48px rgba(6, 29, 61, 0.08);
  border-radius: var(--radius-lg);
}

.content-card {
  padding: clamp(28px, 5vw, 56px);
}

.content-card p:last-child,
.source-card p:last-child,
.highlight-box p:last-child,
.cta-panel p:last-child {
  margin-bottom: 0;
}

.wide-card {
  max-width: 1120px;
  margin: 0 auto;
}

.blue-section {
  background:
    radial-gradient(circle at 10% 12%, rgba(255, 122, 26, 0.22), transparent 28%),
    radial-gradient(circle at 90% 10%, rgba(15, 104, 216, 0.22), transparent 32%),
    linear-gradient(135deg, var(--blue-950), var(--blue-800));
  color: #e8f2ff;
}

.blue-section h2,
.blue-section h3 {
  color: var(--white);
}

.blue-section p {
  color: #d7e7fb;
}

.soft-section {
  background: linear-gradient(180deg, var(--blue-50), var(--white));
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 34px;
}

.align-center {
  align-items: center;
}

.highlight-box,
.package-card,
.cta-panel,
.visual-card {
  padding: clamp(24px, 4vw, 38px);
}

.highlight-box,
.package-card,
.cta-panel {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: none;
}

.highlight-box h3,
.package-card h3,
.cta-panel h3 {
  color: var(--white);
}

.check-list {
  list-style: none;
  display: grid;
  gap: 12px;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  color: #eef6ff;
  font-weight: 700;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: var(--orange-600);
  color: var(--white);
  font-size: 0.78rem;
  line-height: 1;
}

.section-heading {
  max-width: 860px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-heading .eyebrow {
  justify-content: center;
}

.section-heading .eyebrow::before {
  display: none;
}

.section-heading p {
  color: var(--muted);
  font-size: 1.08rem;
}

.source-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.source-card {
  padding: 28px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.source-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 122, 26, 0.35);
  box-shadow: 0 20px 54px rgba(6, 29, 61, 0.14);
}

.source-card img {
  width: 58px;
  height: 58px;
  margin-bottom: 18px;
}

.source-card p {
  color: var(--muted);
  font-size: 0.98rem;
}

.visual-card {
  background: linear-gradient(180deg, var(--white), var(--blue-50));
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.benefit-item {
  padding: 22px;
  color: var(--blue-900);
  font-weight: 800;
  border-left: 5px solid var(--orange-600);
}

.faq-container {
  max-width: 980px;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  overflow: hidden;
}

.faq-question {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--blue-950);
  padding: 22px 58px 22px 24px;
  text-align: left;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  position: relative;
}

.faq-question::after {
  content: "+";
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: var(--orange-100);
  color: var(--orange-600);
  font-size: 1.2rem;
  font-weight: 900;
}

.faq-question[aria-expanded="true"]::after {
  content: "−";
  background: var(--blue-100);
  color: var(--blue-700);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.24s ease;
}

.faq-answer > p {
  overflow: hidden;
  padding: 0 24px;
  color: var(--muted);
}

.faq-item.is-open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-item.is-open .faq-answer > p {
  padding-bottom: 22px;
}

.final-cta {
  text-align: center;
  color: var(--white);
  background:
    radial-gradient(circle at 18% 20%, rgba(255, 122, 26, 0.34), transparent 32%),
    radial-gradient(circle at 90% 80%, rgba(15, 104, 216, 0.32), transparent 35%),
    linear-gradient(135deg, var(--blue-950), #0a3672 58%, var(--blue-700));
}

.final-cta h2 {
  color: var(--white);
}

.final-cta p {
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
  color: #dcecff;
}

.site-footer {
  background: #05152d;
  color: #d8e7fb;
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: start;
}

.footer-brand {
  color: var(--white);
  margin-bottom: 14px;
}

.footer-grid p {
  max-width: 640px;
  color: #b9cbe4;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.footer-links a {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  color: #e8f2ff;
  font-weight: 700;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  background: var(--orange-600);
  color: var(--white);
}

.footer-bottom {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.92rem;
  color: #a7bbd6;
}

.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  color: var(--white);
  background: var(--orange-600);
  box-shadow: 0 14px 34px rgba(6, 29, 61, 0.22);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease, background 0.2s ease;
  z-index: 80;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover,
.back-to-top:focus-visible {
  background: var(--green-600);
}

@media (max-width: 1080px) {
  .hero-grid,
  .two-col {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    max-width: 760px;
    margin: 0 auto;
  }

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

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

@media (max-width: 860px) {
  :root {
    --header-height: 66px;
  }

  body {
    font-size: 16px;
  }

  .container {
    width: min(100% - 28px, 1180px);
  }

  .navbar {
    width: min(100% - 24px, 1220px);
  }

  .brand-text {
    font-size: 0.96rem;
  }

  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: absolute;
    left: 12px;
    right: 12px;
    top: calc(var(--header-height) + 8px);
    display: grid;
    gap: 6px;
    padding: 14px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 22px;
    box-shadow: var(--shadow);
    transform-origin: top right;
    transform: scale(0.98) translateY(-8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  }

  .nav-menu.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: scale(1) translateY(0);
  }

  .nav-menu a {
    justify-content: flex-start;
    border-radius: 14px;
    padding-left: 16px;
  }

  .section-pad {
    padding: 68px 0;
  }

  .hero {
    padding-top: 58px;
  }

  .hero-actions {
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .trust-row span {
    flex: 1 1 calc(50% - 10px);
    text-align: center;
  }

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

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

@media (max-width: 620px) {
  .source-grid,
  .benefit-grid,
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .content-card,
  .highlight-box,
  .package-card,
  .cta-panel,
  .visual-card,
  .source-card {
    border-radius: 22px;
  }

  .hero-visual {
    padding: 10px;
  }

  .trust-row span {
    flex-basis: 100%;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    border-radius: 12px;
  }

  .brand-text {
    max-width: 190px;
    white-space: normal;
    line-height: 1.05;
  }

  .back-to-top {
    right: 14px;
    bottom: 14px;
  }
}