:root {
  --bg: #030504;
  --fg: #d8ffe9;
  --muted: rgba(216, 255, 233, 0.55);
  --line: rgba(0, 255, 156, 0.22);
  --accent: #00ff9c;
  --nav-bg: rgba(3, 5, 4, 0.78);
  --font-display: ui-monospace, SFMono-Regular, Consolas, 'Liberation Mono', monospace;
  --font-sans: ui-monospace, SFMono-Regular, Consolas, 'Liberation Mono', monospace;
  --font-mono: ui-monospace, SFMono-Regular, Consolas, 'Liberation Mono', monospace;
}

body {
  background-color: var(--bg);
  background-image:
    linear-gradient(rgba(0, 255, 156, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 156, 0.045) 1px, transparent 1px),
    radial-gradient(900px 700px at 78% 28%, rgba(0, 255, 156, 0.12), transparent 62%),
    radial-gradient(720px 620px at 12% 82%, rgba(0, 229, 255, 0.07), transparent 60%);
  background-size:
    48px 48px,
    48px 48px,
    auto,
    auto;
  background-attachment: fixed;
  color: var(--fg);
  animation: page-in 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  opacity: 0.22;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.28) 0 1px,
    transparent 1px 3px
  );
}

::selection {
  background: var(--accent);
  color: #031008;
}

@keyframes page-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes blink {
  0%,
  48% {
    opacity: 1;
  }
  49%,
  100% {
    opacity: 0;
  }
}

@keyframes glitch-a {
  0%,
  91%,
  100% {
    transform: translate(2px, -1px);
  }
  92% {
    transform: translate(-4px, 1px);
  }
  94% {
    transform: translate(4px, -2px);
  }
  96% {
    transform: translate(-2px, 0);
  }
}

@keyframes glitch-b {
  0%,
  88%,
  100% {
    transform: translate(-2px, 1px);
  }
  89% {
    transform: translate(4px, -1px);
  }
  92% {
    transform: translate(-3px, 2px);
  }
  95% {
    transform: translate(2px, 0);
  }
}

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 120px clamp(20px, 6vw, 92px) 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(
    90deg,
    #030504 0%,
    rgba(3, 5, 4, 0.94) 28%,
    rgba(3, 5, 4, 0.58) 48%,
    transparent 68%
  );
}

.scene {
  position: absolute;
  inset: 0;
  opacity: 0.78;
  -webkit-mask-image: linear-gradient(90deg, transparent 0 26%, #000 52%);
  mask-image: linear-gradient(90deg, transparent 0 26%, #000 52%);
}

.scene-fallback {
  background:
    radial-gradient(circle at 72% 46%, rgba(0, 255, 156, 0.28), transparent 24%),
    radial-gradient(circle at 78% 52%, rgba(0, 229, 255, 0.18), transparent 32%),
    linear-gradient(transparent 60%, rgba(0, 255, 156, 0.12) 60.2%, transparent 61%);
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(820px, 100%);
}

.eyebrow,
.section-tag {
  margin: 0 0 24px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 8rem);
  font-weight: 700;
  line-height: 0.84;
  letter-spacing: -0.055em;
}

h1 span {
  display: block;
}

h1 em {
  font-style: normal;
}

.glitch {
  position: relative;
  display: inline-block;
  color: var(--accent);
  text-shadow: 0 0 28px rgba(0, 255, 156, 0.55);
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.glitch::before {
  color: #00e5ff;
  animation: glitch-a 3.8s infinite steps(2, end);
  clip-path: inset(0 0 52% 0);
  opacity: 0.62;
}

.glitch::after {
  color: #ff2bd6;
  animation: glitch-b 4.6s infinite steps(2, end);
  clip-path: inset(48% 0 0 0);
  opacity: 0.52;
}

.caret {
  display: inline-block;
  width: 0.12em;
  height: 0.72em;
  margin-left: 0.06em;
  background: var(--accent);
  animation: blink 1.1s steps(1) infinite;
  vertical-align: -0.04em;
}

.terminal {
  width: min(660px, 100%);
  margin-top: 34px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  background: rgba(0, 22, 13, 0.62);
  box-shadow:
    0 0 70px rgba(0, 255, 156, 0.08),
    inset 0 0 40px rgba(0, 255, 156, 0.03);
  font-size: 11.5px;
  line-height: 2;
}

.terminal p {
  margin: 0;
  white-space: pre-wrap;
}

.prompt {
  color: var(--accent);
}

.out {
  color: rgba(216, 255, 233, 0.88);
}

.dim {
  color: var(--muted);
}

.cursor {
  display: inline-block;
  width: 7px;
  height: 13px;
  margin-left: 4px;
  background: var(--accent);
  animation: blink 1s steps(1) infinite;
  vertical-align: -2px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border: 1px solid var(--line);
  background: rgba(0, 255, 156, 0.035);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.btn:hover {
  border-color: var(--accent);
  background: rgba(0, 255, 156, 0.1);
  box-shadow: 0 0 28px rgba(0, 255, 156, 0.16);
}

.btn--accent {
  border-color: var(--accent);
  background: var(--accent);
  color: #031008;
}

.btn--accent:hover {
  background: #7dffc8;
}

.hero-side {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

/* ---------- modules ---------- */

.modules,
.manifest,
.contact {
  padding: clamp(70px, 9vw, 130px) clamp(20px, 6vw, 92px);
}

.modules {
  border-top: 1px solid var(--line);
}

.section-head {
  display: grid;
  grid-template-columns: 150px 1fr auto;
  gap: 20px;
  align-items: end;
  margin-bottom: 34px;
}

.section-head h2,
.manifest h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.6vw, 3.6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.045em;
}

.section-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.section-status i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}

.module-list {
  border-top: 1px solid var(--line);
}

.module {
  display: grid;
  grid-template-columns: 76px 1.15fr 1.5fr 28px;
  gap: 20px;
  align-items: center;
  padding: 22px 10px;
  border-bottom: 1px solid var(--line);
  transition:
    background 0.22s ease,
    padding 0.22s ease;
}

.module:hover,
.module:focus-visible {
  padding-left: 22px;
  background: rgba(0, 255, 156, 0.055);
}

.module-id {
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.module-title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: clamp(1.05rem, 1.7vw, 1.55rem);
  letter-spacing: 0.02em;
}

.module-title span {
  font-size: 9px;
  letter-spacing: 0.14em;
  color: var(--accent);
}

.module-desc {
  font-size: 11px;
  line-height: 1.8;
  color: var(--muted);
}

.module-arrow {
  justify-self: end;
  color: var(--accent);
}

/* ---------- manifest ---------- */

.manifest {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  border-top: 1px solid var(--line);
  background: rgba(0, 255, 156, 0.018);
}

.manifest h2 {
  margin-top: 18px;
  font-size: clamp(2.2rem, 5vw, 5rem);
  line-height: 0.95;
}

.manifest-right {
  align-self: end;
}

.manifest-right p {
  max-width: 520px;
  margin: 0 0 16px;
  font-size: 12px;
  line-height: 1.95;
  color: rgba(216, 255, 233, 0.78);
}

.manifest-right .dim {
  font-size: 10px;
}

/* ---------- contact ---------- */

.contact {
  border-top: 1px solid var(--line);
}

.contact-inner {
  max-width: 1000px;
}

.contact h2 {
  margin: 20px 0 24px;
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 8rem);
  font-weight: 700;
  line-height: 0.82;
  letter-spacing: -0.06em;
}

.blink {
  color: var(--accent);
  animation: blink 1.1s steps(1) infinite;
}

.contact p {
  max-width: 480px;
  margin: 0;
  font-size: 12px;
  line-height: 1.9;
  color: var(--muted);
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 30px;
  margin-top: 32px;
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.contact-links a {
  padding-bottom: 3px;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.contact-links a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px;
  padding: 22px clamp(20px, 6vw, 92px);
  border-top: 1px solid var(--line);
  font-size: 8.5px;
  letter-spacing: 0.13em;
  color: var(--muted);
}

.footer a:hover {
  color: var(--accent);
}

@media (max-width: 900px) {
  .section-head {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .section-status {
    justify-self: start;
  }

  .module {
    grid-template-columns: 54px 1fr 24px;
    gap: 14px;
  }

  .module-desc {
    grid-column: 2;
  }

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

  .manifest-right {
    align-self: start;
  }
}

@media (max-width: 640px) {
  .hero {
    align-items: flex-end;
    padding-bottom: 110px;
  }

  .scene {
    opacity: 0.32;
    -webkit-mask-image: linear-gradient(180deg, #000 0 28%, transparent 84%);
    mask-image: linear-gradient(180deg, #000 0 28%, transparent 84%);
  }

  .hero::before {
    background: linear-gradient(
      180deg,
      rgba(3, 5, 4, 0.12) 0%,
      rgba(3, 5, 4, 0.6) 38%,
      rgba(3, 5, 4, 0.94) 80%
    );
  }

  .hero h1 {
    text-shadow: 0 2px 30px rgba(3, 5, 4, 0.9);
  }

  .hero-side {
    display: none;
  }

  .terminal {
    font-size: 10px;
    padding: 14px 15px;
  }

  .btn {
    width: 100%;
    justify-content: space-between;
  }
}