:root {
  --ink: #062b3a;
  --ink-deep: #031f2b;
  --ink-soft: #123a4a;
  --paper: #dfe9ee;
  --paper-muted: #b9cbd4;
  --orange: #ed9a33;
  --blue: #5378c7;
  --cyan: #2b91ca;
  --line: #246582;
  --card: #0b3444;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.2);
  --radius: 14px;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--ink);
  color: var(--paper);
  font-family: "Avenir Next", Avenir, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 18px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.shell {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
}

.narrow {
  max-width: 900px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(6, 43, 58, 0.94);
  border-top: 4px solid rgba(237, 154, 51, 0.34);
  border-bottom: 1px solid rgba(83, 120, 199, 0.16);
  backdrop-filter: blur(16px);
}

.header-inner {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-mark {
  position: relative;
  width: 52px;
  height: 52px;
  flex: 0 0 52px;
}

.fish-body {
  position: absolute;
  top: 14px;
  left: 13px;
  width: 25px;
  height: 17px;
  background: var(--blue);
  border-radius: 60% 45% 45% 60%;
  transform: rotate(-8deg);
}

.fish-tail {
  position: absolute;
  top: 12px;
  left: 34px;
  width: 0;
  height: 0;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 14px solid var(--blue);
}

.ripple {
  position: absolute;
  left: 8px;
  border: 2px solid var(--cyan);
  border-top: 0;
  border-left-color: transparent;
  border-right-color: transparent;
  border-radius: 50%;
}

.ripple-one {
  width: 37px;
  height: 10px;
  bottom: 8px;
}

.ripple-two {
  width: 28px;
  height: 8px;
  bottom: 1px;
  left: 13px;
  opacity: 0.65;
}

.brand-text {
  display: grid;
  line-height: 1.15;
  letter-spacing: 0.02em;
}

.brand-text strong {
  color: var(--orange);
  font-size: 1.05rem;
  font-weight: 600;
}

.brand-text span {
  color: var(--paper-muted);
  font-size: 0.77rem;
}

nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

nav a {
  padding: 10px 15px;
  border-radius: 9px;
  color: var(--paper-muted);
  text-decoration: none;
  font-size: 0.95rem;
}

nav a:hover,
nav a:focus-visible {
  color: white;
  background: var(--ink-soft);
  outline: none;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 610px;
  display: grid;
  align-items: center;
  background:
    radial-gradient(circle at 80% 28%, rgba(83, 120, 199, 0.2), transparent 29%),
    linear-gradient(180deg, var(--ink-deep), var(--ink));
}

.hero::before {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(340px, 0.8fr);
  align-items: center;
  gap: 70px;
  padding-block: 90px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 13px;
  color: var(--orange);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 780px;
  margin-bottom: 25px;
  color: white;
  font-size: clamp(3.3rem, 7vw, 6.5rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

h1::first-line {
  color: var(--orange);
}

.hero-lead {
  max-width: 730px;
  margin-bottom: 0;
  color: var(--paper-muted);
  font-size: clamp(1.2rem, 2.1vw, 1.65rem);
  line-height: 1.55;
}

.pond-graphic {
  position: relative;
  aspect-ratio: 1;
  width: min(100%, 430px);
  justify-self: end;
}

.pond-graphic::before {
  content: "";
  position: absolute;
  inset: 10%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(43, 145, 202, 0.18), rgba(43, 145, 202, 0.03) 58%, transparent 60%);
  box-shadow: inset 0 0 80px rgba(83, 120, 199, 0.1);
}

.pond-ring {
  position: absolute;
  inset: 50% auto auto 50%;
  border: 2px solid rgba(83, 120, 199, 0.46);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.ring-a {
  width: 82%;
  height: 36%;
}

.ring-b {
  width: 62%;
  height: 26%;
}

.ring-c {
  width: 42%;
  height: 17%;
}

.hero-fish {
  position: absolute;
  top: 41%;
  left: 34%;
  width: 150px;
  height: 95px;
  filter: drop-shadow(0 16px 20px rgba(0, 0, 0, 0.2));
}

.hero-fish-body {
  position: absolute;
  width: 105px;
  height: 68px;
  border-radius: 60% 45% 45% 60%;
  background: linear-gradient(135deg, var(--orange), #f0b356);
  transform: rotate(-6deg);
}

.hero-fish-tail {
  position: absolute;
  top: 7px;
  right: 0;
  width: 0;
  height: 0;
  border-top: 31px solid transparent;
  border-bottom: 31px solid transparent;
  border-left: 48px solid var(--orange);
}

.hero-fish-eye {
  position: absolute;
  top: 20px;
  left: 21px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ink-deep);
  box-shadow: 0 0 0 4px rgba(255,255,255,0.32);
}

.intro,
.products-section,
.approach-section {
  padding-block: 110px;
}

.section-rule {
  width: 100%;
  height: 2px;
  margin-bottom: 46px;
  background: linear-gradient(90deg, var(--line), transparent);
}

.intro h2,
.section-heading h2,
.approach-grid h2 {
  color: white;
  font-size: clamp(2.1rem, 4vw, 3.55rem);
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 1.15;
}

.intro p:not(.section-kicker) {
  color: var(--paper-muted);
  font-size: 1.08rem;
}

.products-section {
  background: var(--ink-deep);
}

.section-heading {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 70px;
  align-items: end;
  margin-bottom: 52px;
}

.section-heading > p {
  color: var(--paper-muted);
  margin-bottom: 15px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.product-card {
  position: relative;
  min-height: 390px;
  padding: 35px 30px;
  overflow: hidden;
  background:
    linear-gradient(160deg, rgba(83, 120, 199, 0.10), transparent 45%),
    var(--card);
  border: 1px solid rgba(83, 120, 199, 0.22);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.product-card::after {
  content: "";
  position: absolute;
  right: -45px;
  bottom: -70px;
  width: 170px;
  height: 170px;
  border: 2px solid rgba(43, 145, 202, 0.25);
  border-radius: 50%;
  box-shadow:
    0 0 0 22px rgba(43, 145, 202, 0.06),
    0 0 0 45px rgba(43, 145, 202, 0.035);
}

.product-number {
  margin-bottom: 75px;
  color: var(--orange);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
}

.product-card h3 {
  margin-bottom: 4px;
  color: white;
  font-size: 1.7rem;
  font-weight: 500;
}

.product-type {
  margin-bottom: 22px;
  color: var(--cyan);
  font-size: 0.92rem;
}

.product-card p:last-child {
  position: relative;
  z-index: 1;
  color: var(--paper-muted);
  font-size: 0.98rem;
}

.approach-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 80px;
}

.principles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 34px 38px;
}

.principles article {
  padding-top: 23px;
  border-top: 1px solid var(--line);
}

.principles h3 {
  color: white;
  font-size: 1.15rem;
  font-weight: 600;
}

.principles p {
  color: var(--paper-muted);
  font-size: 0.96rem;
}

footer {
  padding-block: 42px;
  background: var(--ink-deep);
  border-top: 1px solid rgba(83, 120, 199, 0.17);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  align-items: end;
}

.footer-inner strong {
  color: var(--orange);
  font-weight: 600;
}

.footer-inner p {
  margin: 4px 0 0;
  color: var(--paper-muted);
  font-size: 0.86rem;
}

.footer-inner a {
  color: var(--orange);
  text-decoration: none;
  font-weight: 500;
}

.footer-inner a:hover {
  color: white;
  text-decoration: underline;
}

@media (max-width: 900px) {
  .hero-grid,
  .section-heading,
  .approach-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 30px;
  }

  .pond-graphic {
    width: min(100%, 340px);
    justify-self: center;
  }

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

  .product-card {
    min-height: 315px;
  }

  .product-number {
    margin-bottom: 45px;
  }
}

@media (max-width: 650px) {
  body {
    font-size: 16px;
  }

  .shell {
    width: min(calc(100% - 28px), var(--max));
  }

  .header-inner {
    min-height: 74px;
  }

  nav {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid {
    padding-block: 70px;
  }

  h1 {
    font-size: clamp(3rem, 16vw, 4.6rem);
  }

  .pond-graphic {
    width: 280px;
  }

  .hero-fish {
    transform: scale(0.8);
    transform-origin: center;
  }

  .intro,
  .products-section,
  .approach-section {
    padding-block: 78px;
  }

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

  .footer-inner {
    display: grid;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}