:root {
  --bg: #070908;
  --panel: rgba(12, 17, 14, 0.72);
  --text: #edf4ee;
  --muted: #9da99f;
  --accent: #8dff9f;
  --accent-soft: rgba(141, 255, 159, 0.14);
  --line: rgba(141, 255, 159, 0.22);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(circle at 50% 35%, rgba(53, 104, 62, 0.18), transparent 34rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  overflow-x: hidden;
}

.grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.45;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: linear-gradient(to bottom, transparent, black 18%, black 80%, transparent);
}

.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.06;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 3px,
    #fff 4px
  );
}

.hero {
  width: min(1180px, calc(100% - 48px));
  min-height: 100vh;
  margin: 0 auto;
  padding: 72px 0 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.status {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 13px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  backdrop-filter: blur(10px);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent);
  animation: pulse 1.8s infinite;
}

.eyebrow {
  margin: 58px 0 18px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.3em;
}

h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(4rem, 10vw, 9.5rem);
  line-height: 0.86;
  letter-spacing: -0.075em;
  font-weight: 800;
}

h1 span {
  color: transparent;
  -webkit-text-stroke: 1px rgba(237, 244, 238, 0.65);
  text-shadow: 0 0 40px rgba(141, 255, 159, 0.08);
}

.intro {
  max-width: 720px;
  margin: 42px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  line-height: 1.7;
}

.divider {
  width: 100%;
  height: 1px;
  margin: 52px 0 28px;
  background: linear-gradient(90deg, var(--accent), var(--line), transparent);
}

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

.principles article {
  min-height: 190px;
  padding: 26px;
  background: rgba(7, 9, 8, 0.9);
  transition: background 220ms ease, transform 220ms ease;
}

.principles article:hover {
  background: var(--accent-soft);
  transform: translateY(-4px);
}

.number {
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.15em;
}

h2 {
  margin: 20px 0 8px;
  font-size: 1.5rem;
  letter-spacing: -0.03em;
}

.principles p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 42px;
  color: #667168;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.corner {
  position: fixed;
  width: 34px;
  height: 34px;
  pointer-events: none;
  opacity: 0.8;
}

.corner-tl {
  top: 24px;
  left: 24px;
  border-top: 1px solid var(--accent);
  border-left: 1px solid var(--accent);
}

.corner-br {
  right: 24px;
  bottom: 24px;
  border-right: 1px solid var(--accent);
  border-bottom: 1px solid var(--accent);
}

@keyframes pulse {
  0%, 100% { opacity: 0.55; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.15); }
}

@media (max-width: 760px) {
  .hero {
    width: min(100% - 30px, 1180px);
    padding-top: 48px;
  }

  .eyebrow {
    margin-top: 44px;
  }

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

  footer {
    flex-direction: column;
    line-height: 1.6;
  }

  .corner {
    width: 24px;
    height: 24px;
  }
}