:root {
  --navy: #073b67;
  --deep: #052a4a;
  --blue: #0a5f95;
  --sky: #e7f4fa;
  --gold: #efa51f;
  --ink: #0c2740;
  --muted: #617486;
  --paper: #f7f8f5;
  --white: #fff;
  --line: #d8e0e5;
  --radius: 1.3rem
}

* {
  box-sizing: border-box
}

html {
  scroll-behavior: smooth
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Manrope, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65
}

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

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

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

h1,
h2 {
  font-family: 'Plus Jakarta Sans', Manrope, sans-serif;
  line-height: 1.05;
  letter-spacing: -.045em
}

.topbar {
  height: 86px;
  padding: 0 clamp(1.25rem, 5vw, 5.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(247, 248, 245, .94);
  backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(7, 59, 103, .1)
}

.brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-weight: 800;
  line-height: 1
}

.brand img {
  max-width: 85%;
}

.topbar nav {
  display: flex;
  align-items: center;
  gap: 2rem
}

.topbar nav a {
  font-size: .86rem;
  font-weight: 700;
  color: #3b5368
}

.topbar nav a:hover {
  color: var(--blue)
}

.nav-cta {
  border: 1px solid var(--navy);
  padding: .68rem 1rem;
  border-radius: 999px;
  color: var(--navy) !important
}

.menu-btn {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .5rem .85rem;
  font: 700 .8rem inherit
}

.hero {
  min-height: calc(100vh - 86px);
  padding: clamp(3.5rem, 8vw, 7.5rem) clamp(1.25rem, 5vw, 5.5rem) 4rem;
  display: grid;
  grid-template-columns: 1.04fr .96fr;
  gap: 5vw;
  align-items: center;
  overflow: hidden
}

.eyebrow,
.section-kicker {
  color: var(--blue);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .16em
}

.hero h1 {
  font-size: clamp(3.3rem, 6.7vw, 7.4rem);
  margin: .9rem 0 1.5rem
}

.hero h1 span,
h2 em {
  color: var(--blue);
  font-style: normal
}

.lead {
  font-size: clamp(1.05rem, 1.45vw, 1.3rem);
  color: var(--muted);
  max-width: 38rem
}

.hero-actions {
  display: flex;
  gap: 1.2rem;
  align-items: center;
  margin: 2.2rem 0 3.2rem
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-radius: 999px;
  padding: .9rem 1.25rem;
  font-weight: 800;
  font-size: .86rem
}

.button.primary {
  background: var(--gold);
  color: #172634;
  box-shadow: 0 12px 30px rgba(239, 165, 31, .25)
}

.button.primary:hover {
  transform: translateY(-2px)
}

.button.text {
  padding-left: 0
}

.button.text span {
  color: var(--blue)
}

.hero-proof {
  display: flex;
  gap: clamp(1rem, 3vw, 3rem);
  border-top: 1px solid var(--line);
  padding-top: 1.6rem
}

.hero-proof div {
  display: flex;
  gap: .7rem;
  align-items: flex-start
}

.hero-proof strong {
  font-size: 1.25rem;
  color: var(--navy)
}

.hero-proof span {
  font-size: .72rem;
  line-height: 1.4;
  color: var(--muted)
}

.hero-visual {
  position: relative;
  min-height: 570px;
  display: flex;
  align-items: center
}

.sun-orbit {
  position: absolute;
  width: 480px;
  height: 480px;
  border: 1px solid rgba(10, 95, 149, .2);
  border-radius: 50%;
  right: -5%;
  top: 0
}

.sun-orbit:after {
  content: '';
  position: absolute;
  width: 22px;
  height: 22px;
  background: var(--gold);
  border-radius: 50%;
  right: 55px;
  top: 55px
}

.hero-visual img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  object-position: center;
  border-radius: 50% 50% 1.5rem 1.5rem;
  position: relative;
  z-index: 1;
  box-shadow: 0 30px 60px rgba(4, 42, 74, .17)
}

.float-card {
  position: absolute;
  z-index: 2;
  left: -2rem;
  bottom: 1.2rem;
  width: 250px;
  padding: 1.2rem;
  background: var(--navy);
  color: white;
  border-radius: 1rem;
  box-shadow: 0 20px 44px rgba(4, 42, 74, .23)
}

.float-card span {
  color: var(--gold);
  font-weight: 800
}

.float-card b,
.float-card small {
  display: block
}

.float-card b {
  margin: .55rem 0;
  font-size: .93rem
}

.float-card small {
  color: #b8d3e5;
  line-height: 1.45
}

.ticker {
  background: var(--navy);
  color: white;
  overflow: hidden;
  padding: 1.05rem;
  font: 700 clamp(.9rem, 1.3vw, 1.1rem) 'Plus Jakarta Sans';
  letter-spacing: .1em;
  text-align: center;
  white-space: nowrap
}

.ticker i {
  color: var(--gold);
  font-style: normal;
  margin: 0 2vw
}

.section {
  padding: clamp(5rem, 9vw, 9rem) clamp(1.25rem, 8vw, 9rem)
}

.intro-grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 8vw;
  margin-top: 2rem
}

.section h2,
.dark-section h2,
.contact h2 {
  font-size: clamp(2.6rem, 5vw, 5.2rem);
  margin: 0
}

.intro-copy>p {
  font-size: 1.08rem;
  color: #4d6375;
  max-width: 46rem
}

.principles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
  margin-top: 2rem
}

.principles span {
  border-left: 3px solid var(--gold);
  background: white;
  padding: 1rem 1.2rem;
  font-weight: 800
}

.dark-section {
  background: var(--deep);
  color: white;
  padding: clamp(5rem, 9vw, 9rem) clamp(1.25rem, 8vw, 9rem);
  position: relative;
  overflow: hidden
}

.dark-section:before {
  content: '';
  position: absolute;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 50%;
  right: -170px;
  top: -230px
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 3rem;
  margin-bottom: 3.5rem
}

.section-head>p {
  max-width: 32rem;
  color: var(--muted);
  margin: 0
}

.section-head.light>p {
  color: #aec6d8
}

.light .section-kicker {
  color: #66b9df
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255, 255, 255, .18)
}

.advantage-grid article {
  padding: 2.2rem 1.5rem 1rem;
  border-right: 1px solid rgba(255, 255, 255, .13);
  min-height: 290px
}

.advantage-grid article:first-child {
  padding-left: 0
}

.advantage-grid span {
  color: var(--gold);
  font-weight: 800
}

.advantage-grid h3 {
  font-size: 1.25rem;
  margin-top: 4rem
}

.advantage-grid p {
  color: #aec6d8;
  font-size: .9rem
}

.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem
}

.product-card {
  background: white;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line)
}

.product-image {
  height: 310px;
  background: #eef3f5;
  padding: 1.2rem
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left center;
  mix-blend-mode: multiply
}

.product-body {
  padding: 1.6rem
}

.tag {
  color: var(--blue);
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .15em;
  margin-bottom: .35rem
}

.product-body h3 {
  font: 800 2.1rem 'Plus Jakarta Sans';
  margin: 0 0 1.2rem
}

.specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .65rem
}

.specs span {
  font-size: .69rem;
  color: var(--muted);
  line-height: 1.35
}

.specs b {
  display: block;
  color: var(--ink);
  font-size: .88rem
}

.product-card.featured {
  grid-row: span 1
}

.product-card.featured .product-image {
  background: #dcecf4
}

.product-card.alt .product-image {
  background: #fae9d7
}

.product-note {
  text-align: center;
  color: var(--muted);
  font-size: .78rem;
  margin: 1.5rem 0 0
}

.impact {
  padding: clamp(5rem, 9vw, 9rem) clamp(1.25rem, 8vw, 9rem);
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 8vw;
  background: var(--gold)
}

.impact .section-kicker {
  color: #684300
}

.impact h2 {
  font-size: clamp(3rem, 5.5vw, 5.8rem)
}

.impact-list>div {
  display: flex;
  gap: 1.2rem;
  padding: 1.45rem 0;
  border-bottom: 1px solid rgba(12, 39, 64, .25)
}

.impact-list b {
  font-size: .75rem
}

.impact-list span,
.impact-list strong {
  display: block
}

.impact-list strong {
  font-size: 1.1rem;
  margin-bottom: .25rem
}

.impact-list span {
  font-size: .88rem
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden
}

.timeline article {
  background: white;
  padding: 2rem;
  min-height: 390px
}

.timeline article:nth-child(2) {
  background: var(--sky)
}

.timeline span {
  display: block;
  color: var(--blue);
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .15em
}

.timeline strong {
  display: inline-block;
  font: 800 clamp(2.8rem, 4vw, 4.5rem) 'Plus Jakarta Sans';
  letter-spacing: -.05em;
  margin-top: 2.2rem
}

.timeline small {
  font-weight: 800;
  margin-left: .3rem
}

.timeline h3 {
  margin-top: 3rem;
  font-size: 1.2rem
}

.timeline p {
  color: var(--muted);
  font-size: .88rem
}

.contact {
  background: var(--navy);
  color: white;
  padding: clamp(5rem, 9vw, 9rem) clamp(1.25rem, 8vw, 9rem);
  display: grid;
  grid-template-columns: 1fr .8fr;
  gap: 8vw;
  align-items: center
}

.contact .section-kicker {
  color: #76c4e7
}

.contact h2 em {
  color: var(--gold)
}

.contact-card {
  background: white;
  color: var(--ink);
  border-radius: var(--radius);
  padding: 2rem
}

.contact-card>div {
  padding-bottom: 1.4rem;
  margin-bottom: 1.4rem;
  border-bottom: 1px solid var(--line)
}

.contact-card span {
  font-size: .7rem;
  letter-spacing: .15em;
  font-weight: 800;
  color: var(--blue)
}

.contact-card p,
.contact-card a {
  display: block;
  font-size: .9rem;
  margin: .5rem 0 0
}

.full {
  width: 100%
}

footer {
  padding: 2.2rem clamp(1.25rem, 5vw, 5.5rem);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #031d33;
  color: #9ab4c6;
  font-size: .78rem
}

.footer-brand {
  color: white
}

.footer-brand small {
  color: #9ab4c6
}

@media(max-width:992px) {
  .topbar {
    height: 72px
  }

  .menu-btn {
    display: block
  }

  .topbar nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--paper);
    padding: 1rem 1.25rem 1.5rem;
    flex-direction: column;
    align-items: stretch;
    border-bottom: 1px solid var(--line)
  }

  .topbar nav.open {
    display: flex
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 4rem
  }

  .hero-visual {
    min-height: 420px
  }

  .hero-visual img {
    height: 360px
  }

  .float-card {
    left: .7rem
  }

  .intro-grid,
  .impact,
  .contact {
    grid-template-columns: 1fr
  }

  .section-head {
    align-items: flex-start;
    flex-direction: column
  }

  .advantage-grid {
    grid-template-columns: 1fr 1fr
  }

  .product-grid {
    grid-template-columns: 1fr
  }

  .timeline {
    grid-template-columns: 1fr
  }

  .timeline article {
    min-height: auto
  }

  .contact {
    gap: 3rem
  }
}

@media(max-width: 768px) {
  .hero h1 {
    font-size: 3.2rem
  }

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

  .hero-visual {
    min-height: 360px
  }

  .hero-visual img {
    height: 300px
  }

  .float-card {
    width: 215px
  }

  .principles,
  .advantage-grid {
    grid-template-columns: 1fr
  }

  .advantage-grid article {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, .13);
    padding: 1.6rem 0
  }

  .advantage-grid h3 {
    margin-top: 1.6rem
  }

  .product-image {
    height: 250px
  }

  .specs {
    grid-template-columns: 1fr 1fr
  }

  .section {
    padding-left: 1.25rem;
    padding-right: 1.25rem
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 1rem
  }
}