:root {
  color-scheme: dark;
  --bg: #06100c;
  --surface: #0c1a14;
  --surface-soft: rgba(18, 39, 30, 0.74);
  --line: rgba(190, 224, 207, 0.16);
  --line-strong: rgba(190, 224, 207, 0.26);
  --text: #f1f6f2;
  --muted: #9eaea6;
  --green: #81e6aa;
  --green-strong: #42ca7d;
  --lime: #cfdf75;
  --amber: #e3be6b;
  --blue: #76c7c0;
  --max-width: 1220px;
}

* { box-sizing: border-box; }

html {
  min-width: 320px;
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 82% 8%, rgba(66, 202, 125, 0.12), transparent 30rem),
    radial-gradient(circle at 8% 58%, rgba(207, 223, 117, 0.05), transparent 28rem),
    linear-gradient(145deg, #091510 0%, var(--bg) 54%, #040906 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
  content: "";
}

a { color: inherit; }

.page-shell {
  width: min(calc(100% - 48px), var(--max-width));
  min-height: 100vh;
  margin: 0 auto;
}

.site-header,
footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header {
  min-height: 96px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  font-size: 1.04rem;
  font-weight: 760;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand small {
  margin-left: 4px;
  color: var(--green);
  font-size: 0.66em;
  letter-spacing: 0.12em;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid rgba(129, 230, 170, 0.34);
  border-radius: 12px;
  background: rgba(129, 230, 170, 0.08);
}

.brand-mark svg {
  width: 26px;
  fill: none;
  stroke: var(--green);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.brand-mark .leaf { fill: rgba(129, 230, 170, 0.22); }

nav {
  display: flex;
  gap: 30px;
}

nav a {
  color: var(--muted);
  font-size: 0.82rem;
  text-decoration: none;
  transition: color 180ms ease;
}

nav a:hover { color: var(--text); }

.project-label,
.launch-note,
footer {
  color: var(--muted);
  font-size: 0.78rem;
}

.project-label {
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
  gap: clamp(46px, 7vw, 96px);
  align-items: center;
  min-height: 690px;
  padding: 86px 0 94px;
}

.status-pill {
  display: inline-flex;
  gap: 9px;
  align-items: center;
  margin-bottom: 38px;
  padding: 8px 12px;
  border: 1px solid rgba(129, 230, 170, 0.22);
  border-radius: 999px;
  color: #c9ead6;
  background: rgba(129, 230, 170, 0.06);
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 5px rgba(129, 230, 170, 0.08), 0 0 18px var(--green);
  animation: breathe 2.6s ease-in-out infinite;
}

.eyebrow,
.section-kicker {
  margin: 0 0 16px;
  color: var(--green);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

h1 {
  max-width: 700px;
  font-size: clamp(3.4rem, 6vw, 6.2rem);
  line-height: 0.96;
}

h2 {
  font-size: clamp(2.3rem, 4vw, 4.4rem);
  line-height: 1.03;
}

.hero-text {
  max-width: 640px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.16rem);
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  gap: 24px;
  align-items: center;
  margin-top: 38px;
}

.primary-action {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  padding: 14px 18px;
  border-radius: 12px;
  color: #092116;
  background: var(--green);
  box-shadow: 0 14px 42px rgba(66, 202, 125, 0.17);
  font-size: 0.88rem;
  font-weight: 800;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease;
}

.primary-action:hover {
  transform: translateY(-2px);
  background: #9bedbc;
}

.primary-action:focus-visible,
nav a:focus-visible,
footer a:focus-visible {
  outline: 3px solid var(--green);
  outline-offset: 4px;
}

.system-map {
  position: relative;
  min-height: 470px;
  isolation: isolate;
}

.system-map::before {
  position: absolute;
  inset: 12% 7%;
  z-index: -2;
  border-radius: 50%;
  background: rgba(66, 202, 125, 0.11);
  filter: blur(60px);
  content: "";
}

.orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: -1;
  border: 1px solid var(--line);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.orbit-one { width: 68%; height: 68%; }
.orbit-two { width: 96%; height: 96%; border-style: dashed; opacity: 0.7; }

.system-core,
.system-node {
  position: absolute;
  border: 1px solid var(--line-strong);
  background: rgba(9, 23, 16, 0.9);
  box-shadow: 0 20px 55px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(12px);
}

.system-core {
  top: 50%;
  left: 50%;
  display: flex;
  width: 186px;
  height: 186px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  border-color: rgba(129, 230, 170, 0.4);
  border-radius: 50%;
  background: radial-gradient(circle at 40% 30%, #17392a, #091710 68%);
  transform: translate(-50%, -50%);
}

.system-core svg {
  width: 34px;
  margin-bottom: 12px;
  fill: none;
  stroke: var(--green);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.system-core span {
  color: var(--green);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.system-core strong { margin-top: 5px; font-size: 1.08rem; }
.system-core small { margin-top: 5px; color: var(--muted); font-size: 0.66rem; }

.system-node {
  width: 154px;
  padding: 16px 17px;
  border-radius: 14px;
}

.system-node span {
  display: block;
  margin-bottom: 14px;
  color: var(--green);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.6rem;
}

.system-node strong { display: block; font-size: 0.82rem; }
.system-node small { display: block; margin-top: 4px; color: var(--muted); font-size: 0.66rem; }
.node-production { top: 1%; left: 33%; }
.node-stock { top: 38%; right: 0; }
.node-sales { right: 17%; bottom: 1%; }
.node-purchases { bottom: 12%; left: 0; }

.intro,
.operation,
.principles,
.closing {
  border-top: 1px solid var(--line);
}

.intro {
  padding: 108px 0 58px;
}

.section-heading {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 72px;
  align-items: end;
}

.section-heading h2 { max-width: 720px; }
.section-heading p,
.operation-copy > p:last-child,
.closing > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.72;
}

.cases {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 28px 0 110px;
}

.case-card {
  position: relative;
  min-height: 550px;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(155deg, rgba(22, 46, 36, 0.72), rgba(7, 17, 12, 0.8));
}

.case-card::before {
  position: absolute;
  top: -90px;
  right: -90px;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  background: var(--card-glow, rgba(129, 230, 170, 0.1));
  filter: blur(20px);
  content: "";
}

.case-card.food { --accent: var(--amber); --card-glow: rgba(227, 190, 107, 0.11); }
.case-card.agriculture { --accent: var(--green); }
.case-card.manufacture { --accent: var(--blue); --card-glow: rgba(118, 199, 192, 0.11); }

.case-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.case-number {
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.66rem;
}

.case-tag {
  padding: 6px 9px;
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: 999px;
  color: var(--accent);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.case-icon {
  display: grid;
  width: 78px;
  height: 78px;
  margin: 54px 0 34px;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--accent) 32%, transparent);
  border-radius: 22px;
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

.case-icon svg {
  width: 48px;
  fill: none;
  stroke: var(--accent);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.case-card h3 {
  max-width: 300px;
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.75rem;
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.case-card > p {
  margin: 18px 0 25px;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.66;
}

.case-card ul {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.case-card li {
  position: relative;
  padding-left: 17px;
  color: #c5d0ca;
  font-size: 0.76rem;
}

.case-card li::before {
  position: absolute;
  top: 0.55em;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.operation {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 74px;
  padding: 110px 0;
}

.operation-copy h2 { margin-bottom: 28px; }

.flow {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.flow li {
  position: relative;
  display: grid;
  grid-template-columns: 42px 0.65fr 1fr;
  gap: 16px;
  align-items: center;
  min-height: 76px;
  border-bottom: 1px solid var(--line);
}

.flow li:first-child { border-top: 1px solid var(--line); }

.flow li:not(:last-child)::after {
  position: absolute;
  bottom: -5px;
  left: 17px;
  z-index: 1;
  color: var(--green);
  background: var(--bg);
  content: "↓";
  font-size: 0.72rem;
}

.flow span {
  color: var(--green);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.62rem;
}

.flow strong { font-size: 0.86rem; }
.flow small { color: var(--muted); font-size: 0.76rem; }

.principles {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 72px;
  padding: 110px 0;
}

.principles-title h2 { max-width: 480px; }
.principles-grid { display: grid; grid-template-columns: repeat(3, 1fr); }

.principles-grid article {
  min-height: 285px;
  padding: 24px;
  border-left: 1px solid var(--line);
}

.principles-grid span {
  color: var(--green);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.64rem;
}

.principles-grid h3 {
  margin: 90px 0 14px;
  font-size: 1rem;
}

.principles-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.62;
}

.closing {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 72px;
  align-items: end;
  padding: 110px 0;
}

.closing h2 { max-width: 760px; }

footer {
  min-height: 102px;
  border-top: 1px solid var(--line);
}

footer a { color: #c5d0ca; text-decoration: none; }

@keyframes breathe {
  50% { opacity: 0.62; transform: scale(0.82); }
}

@media (max-width: 1000px) {
  nav { display: none; }
  .hero { grid-template-columns: 1fr; }
  .system-map { width: min(100%, 600px); margin: 0 auto; }
  .cases { grid-template-columns: 1fr; }
  .case-card { min-height: auto; }
  .case-icon { margin-top: 42px; }
  .operation,
  .principles { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .page-shell { width: min(calc(100% - 28px), var(--max-width)); }
  .site-header { min-height: 82px; }
  .project-label { display: none; }
  .hero { min-height: auto; padding: 60px 0 78px; }
  h1 { font-size: clamp(3rem, 15vw, 5rem); }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .system-map { min-height: 430px; transform: scale(0.9); }
  .section-heading,
  .closing { grid-template-columns: 1fr; gap: 28px; }
  .intro,
  .operation,
  .principles,
  .closing { padding: 80px 0; }
  .cases { padding-bottom: 80px; }
  .principles-grid { grid-template-columns: 1fr; }
  .principles-grid article { min-height: auto; border-top: 1px solid var(--line); border-left: 0; }
  .principles-grid h3 { margin-top: 44px; }
  .flow li { grid-template-columns: 36px 0.8fr 1fr; }
  footer { align-items: flex-start; flex-direction: column; justify-content: center; gap: 8px; }
}

@media (max-width: 480px) {
  .system-map { min-height: 390px; margin: -20px -22px 0; transform: scale(0.8); }
  .system-node { width: 145px; }
  .case-card { padding: 22px; }
  .case-tag { max-width: 180px; text-align: right; }
  .flow li { grid-template-columns: 30px 1fr; padding: 14px 0; }
  .flow small { grid-column: 2; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}