:root {
  --color-dark: #050505;
  --color-light: #f5f5f5;
  --color-primary: #0f5132;
  --color-accent: #2eb872;
  --color-muted: #b7b7b7;
  --font-sans: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --max-width: 1100px;
  color-scheme: light dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-dark);
  background: linear-gradient(135deg, rgba(5,5,5,0.02) 25%, transparent 25%) -16px 0/32px 32px,
              linear-gradient(225deg, rgba(5,5,5,0.02) 25%, transparent 25%) -16px 0/32px 32px,
              linear-gradient(315deg, rgba(5,5,5,0.02) 25%, transparent 25%) 0px 0/32px 32px,
              linear-gradient(45deg, rgba(5,5,5,0.02) 25%, rgba(5,5,5,0.08) 25%) 0px 0/32px 32px,
              #ffffff;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover,
a:focus {
  color: var(--color-accent);
}

.container {
  margin: 0 auto;
  padding: 0 1.5rem;
  width: min(100%, var(--max-width));
}

.site-header {
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(5,5,5,0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: inherit;
  flex-wrap: wrap;
}

.brand-logo {
  width: clamp(100px, 4vw, 120px);
  height: auto;
  display: block;
}

.brand-tagline {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(5,5,5,0.6);
  white-space: normal;
  line-height: 1.4;
  max-width: 220px;
}

.site-nav {
  position: relative;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-dark);
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-list {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item a {
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-dark);
  border-bottom: 2px solid transparent;
  padding-bottom: 0.25rem;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.nav-item a:hover,
.nav-item a:focus {
  border-color: var(--color-accent);
}

.nav-item.is-active a {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.page-content {
  flex: 1;
  padding: 3rem 0 4rem;
}

.hero {
  display: flex;
  flex-direction: column;
  gap: clamp(1.75rem, 5vw, 2.75rem);
  align-items: flex-start;
  padding: clamp(2.5rem, 6vw, 3.5rem);
  margin-bottom: 3rem;
  background: linear-gradient(135deg, rgba(15, 81, 50, 0.1), rgba(46, 184, 114, 0.05));
  border: 1px solid rgba(5,5,5,0.1);
  border-radius: 24px;
  position: relative;
  overflow: hidden;
}

.hero--with-visual {
  padding-right: clamp(1.5rem, 6vw, 4.5rem);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: clamp(26rem, 62%, 42rem);
  position: relative;
  z-index: 2;
}

.hero-visual {
  position: absolute;
  top: 50%;
  right: clamp(-6rem, -8vw, -1.5rem);
  width: min(520px, 68%);
  max-width: 520px;
  opacity: 0.34;
  filter: blur(2px);
  pointer-events: none;
  transform: translate(-8%, -52%);
  z-index: 0;
}

.hero-visual svg,
.hero-visual img {
  width: 100%;
  height: auto;
  display: block;
  border: none;
  border-radius: 50%;
  box-shadow: none;
}

.hero-visual svg {
  transform: rotate(-6deg);
}

.hero-visual .orbit {
  transform-origin: 50% 50%;
  transform-box: fill-box;
  animation: orbit-spin 48s linear infinite;
}

.hero-visual .orbit--mid {
  animation-duration: 36s;
  animation-direction: reverse;
}

.hero-visual .orbit--inner {
  animation-duration: 26s;
}

.hero-visual .orbit--core {
  animation-duration: 18s;
  animation-direction: reverse;
}

.hero-visual .orbit__ring {
  fill: none;
  stroke: rgba(46,184,114,0.28);
  stroke-width: 1.6;
  stroke-dasharray: 4 12;
  stroke-linecap: round;
}

.hero-visual .planet {
  fill: rgba(46,184,114,0.65);
  animation: planet-glow 11s ease-in-out infinite alternate;
}

.hero-visual .planet--mid {
  fill: rgba(15,81,50,0.55);
  animation-duration: 9s;
}

.hero-visual .planet--inner {
  fill: rgba(46,184,114,0.85);
  animation-duration: 7s;
}

.hero-visual .planet--core {
  fill: rgba(255,255,255,0.45);
  animation-duration: 5s;
}

.hero-visual .hero-orbit__nucleus {
  fill: rgba(15,81,50,0.5);
  stroke: rgba(46,184,114,0.6);
  stroke-width: 2;
  animation: nucleus-pulse 12s ease-in-out infinite;
}

.hero-visual .hero-orbit__glow {
  animation: glow-pulse 18s ease-in-out infinite;
}

.hero-visual .hero-orbit__twinkles circle {
  fill: rgba(255,255,255,0.5);
  animation: twinkle 6s ease-in-out infinite;
}

.hero-visual .hero-orbit__twinkles circle:nth-child(2) {
  animation-delay: 1.8s;
}

.hero-visual .hero-orbit__twinkles circle:nth-child(3) {
  animation-delay: 3.6s;
}

.hero-visual .hero-orbit__twinkles circle:nth-child(4) {
  animation-delay: 2.4s;
}

.hero-visual .hero-orbit__twinkles circle:nth-child(5) {
  animation-delay: 4.8s;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% -10%, rgba(46,184,114,0.25), transparent 40%),
              radial-gradient(circle at 80% 110%, rgba(15,81,50,0.3), transparent 50%);
  mix-blend-mode: multiply;
  opacity: 0.65;
  pointer-events: none;
}

.hero > *:not(.hero-visual) {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.1rem);
  margin-top: -1rem;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.lead {
  font-size: 1.1rem;
  color: rgba(5,5,5,0.7);
  max-width: 40ch;
  line-height: 1.6;
}

.hero .lead {
  color: rgba(255,255,255,0.85);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  border-radius: 999px;
  border: 1px solid var(--color-dark);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  background: #ffffff;
  color: var(--color-dark);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover,
.btn:focus {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -16px rgba(5,5,5,0.5);
}

.btn-outline {
  background: transparent;
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #ffffff;
}

.section {
  margin-bottom: 3.5rem;
}

.section h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.section p,
.section li {
  color: rgba(5,5,5,0.75);
  line-height: 1.7;
}

.section--with-visual {
  position: relative;
  overflow: visible;
  padding-right: clamp(2rem, 8vw, 6rem);
}

.section--with-visual .section-visual {
  position: absolute;
  top: clamp(-2.5rem, -6vw, -0.5rem);
  right: clamp(1rem, 8vw, 3rem);
  width: min(420px, 48%);
  opacity: 0.28;
  margin: 0;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(5,5,5,0.12);
  box-shadow: 0 24px 60px -40px rgba(5,5,5,0.4);
  pointer-events: none;
  transform: translate(2em, -4em) rotate(-0.5deg) scale(1.5)
}

.section--with-visual .section-visual img {
  display: block;
  width: 100%;
  height: auto;
}

.section--with-visual > *:not(.section-visual) {
  position: relative;
  z-index: 2;
}

.cards-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(5,5,5,0.1);
  border-radius: 20px;
  padding: 1.75rem;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(15,81,50,0.08), transparent 60%);
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}

.card:hover::before {
  opacity: 1;
}

.card h3 {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge {
  align-self: flex-start;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--color-dark);
  color: #ffffff;
}

.quote {
  padding: 2rem;
  border-left: 4px solid var(--color-primary);
  background: rgba(15,81,50,0.05);
  border-radius: 12px;
  font-style: italic;
}

.list-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  margin: 2rem 0;
}

.highlight {
  background: rgba(46,184,114,0.12);
  padding: 1.5rem;
  border-radius: 16px;
  border: 1px solid rgba(46,184,114,0.4);
}

.site-footer {
  background: #080808;
  color: rgba(255,255,255,0.9);
  padding: 3rem 0 1.5rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.footer-heading {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.9rem;
}

.site-footer a {
  color: rgba(255,255,255,0.85);
}

.unstyled {
  list-style: none;
  margin: 0;
  padding: 0;
}

address {
  font-style: normal;
  color: rgba(255,255,255,0.75);
  line-height: 1.6;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 2rem;
  padding-top: 1rem;
  font-size: 0.8rem;
  text-align: center;
  letter-spacing: 0.08em;
}

@media (max-width: 820px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    background: rgba(255,255,255,0.98);
    padding: 1rem 1.25rem;
    border-radius: 14px;
    position: absolute;
    right: 0;
    top: 120%;
    min-width: 200px;
    box-shadow: 0 20px 40px -24px rgba(5,5,5,0.25);
  }

  .nav-list.nav-list--open {
    display: flex;
  }

  .hero {
    padding: 2.5rem;
    gap: 2rem;
  }

  .hero-visual {
    position: relative;
    top: auto;
    right: auto;
    width: 100%;
    max-width: 85%;
    margin: 2.5rem auto 0;
    transform: none;
    opacity: 0.28;
    filter: blur(7px);
  }

  .section--with-visual {
    padding-right: 1.5rem;
  }

  .section--with-visual .section-visual {
    top: -2rem;
    right: -2rem;
    width: 80%;
    opacity: 0.22;
  }
}

@keyframes orbit-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes planet-glow {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  50% {
    transform: scale(1.15);
    opacity: 0.95;
  }
  100% {
    transform: scale(1);
    opacity: 0.6;
  }
}

@keyframes nucleus-pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.75;
  }
  50% {
    transform: scale(1.08);
    opacity: 1;
  }
}

@keyframes glow-pulse {
  0%,
  100% {
    opacity: 0.28;
  }
  40% {
    opacity: 0.45;
  }
  70% {
    opacity: 0.35;
  }
}

@keyframes twinkle {
  0%,
  100% {
    opacity: 0.3;
    transform: scale(0.8);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.05);
  }
}

@media (prefers-color-scheme: dark) {
  body {
    color: rgba(255,255,255,0.9);
    background: radial-gradient(circle at 10% 20%, rgba(46,184,114,0.1), transparent 50%),
                linear-gradient(180deg, rgba(5,5,5,0.85), #020202 70%);
  }

  .site-header {
    background: rgba(10,10,10,0.85);
    border-color: rgba(255,255,255,0.08);
  }

  .brand-logo {
    filter: none;
  }

  .nav-item a {
    color: rgba(255,255,255,0.85);
  }

  .nav-item.is-active a {
    color: var(--color-accent);
    border-color: var(--color-accent);
  }

  .brand-tagline {
    color: rgba(255,255,255,0.65);
  }

  .section p,
  .section li {
    color: rgba(255,255,255,0.78);
  }

  .card {
    background: rgba(15,15,15,0.85);
    border-color: rgba(255,255,255,0.08);
  }

  .section--with-visual .section-visual {
    border-color: rgba(255,255,255,0.08);
    box-shadow: 0 24px 60px -40px rgba(0,0,0,0.8);
  }

  .hero {
    background: linear-gradient(135deg, rgba(15,81,50,0.35), rgba(46,184,114,0.14));
    border-color: rgba(255,255,255,0.08);
  }

  .btn {
    background: rgba(2,2,2,0.85);
    color: rgba(255,255,255,0.9);
    border-color: rgba(255,255,255,0.25);
  }
}