:root {
  --bg: #07090d;
  --bg-soft: #0c1118;
  --ink: #f6f8fb;
  --muted: #aab4c2;
  --dim: #687586;
  --line: rgba(246, 248, 251, .12);
  --line-strong: rgba(246, 248, 251, .22);
  --surface: rgba(255, 255, 255, .055);
  --surface-strong: rgba(255, 255, 255, .09);
  --accent: #76f4d6;
  --blue: #83a8ff;
  --warm: #ffcb74;
  --pink: #ff83b7;
  --shadow: 0 30px 90px rgba(0, 0, 0, .42);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 18% 16%, rgba(118, 244, 214, .18), transparent 30%),
    radial-gradient(circle at 78% 8%, rgba(131, 168, 255, .2), transparent 28%),
    radial-gradient(circle at 88% 84%, rgba(255, 131, 183, .12), transparent 30%),
    var(--bg);
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(7, 9, 13, .05), rgba(7, 9, 13, .88));
  z-index: -1;
}

a {
  color: inherit;
}

.background-grid {
  position: fixed;
  inset: 0;
  z-index: -3;
  background-image:
    linear-gradient(rgba(255, 255, 255, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .055) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(180deg, black, transparent 78%);
}

.wave-field {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.wave {
  position: absolute;
  left: 50%;
  width: 110vw;
  height: 38vh;
  border: 1px solid rgba(118, 244, 214, .2);
  border-radius: 45% 55% 50% 50%;
  transform: translateX(-50%) rotate(-7deg);
  filter: blur(.2px);
  animation: drift 18s ease-in-out infinite alternate;
}

.wave-one {
  top: 18vh;
  background: linear-gradient(90deg, transparent, rgba(118, 244, 214, .08), transparent);
}

.wave-two {
  top: 31vh;
  border-color: rgba(131, 168, 255, .18);
  animation-duration: 22s;
  animation-delay: -6s;
}

.wave-three {
  top: 48vh;
  border-color: rgba(255, 203, 116, .16);
  animation-duration: 26s;
  animation-delay: -10s;
}

@keyframes drift {
  from {
    transform: translateX(-52%) rotate(-8deg) scale(1);
  }

  to {
    transform: translateX(-48%) rotate(-3deg) scale(1.04);
  }
}

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 18px clamp(20px, 5vw, 72px);
  background: rgba(7, 9, 13, .68);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 900;
  text-decoration: none;
}

.brand-logo {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line-strong);
  object-fit: cover;
}

.topbar nav a {
  color: var(--accent);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.hero {
  min-height: 82vh;
  display: grid;
  place-items: center;
  padding: 128px 20px 70px;
}

.hero-inner {
  width: min(100%, 1180px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 430px);
  gap: clamp(28px, 6vw, 78px);
  align-items: center;
}

.hero-copy,
.latest-inner,
.services-inner {
  width: min(100%, 860px);
}

.label {
  margin: 0 0 18px;
  color: var(--warm);
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 34px;
  max-width: 820px;
  font-size: clamp(54px, 8vw, 112px);
  line-height: .9;
  letter-spacing: 0;
}

.hero-subheadline {
  max-width: 720px;
  margin: -14px 0 30px;
  color: rgba(246, 248, 251, .78);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.6;
}

.subscribe-form {
  max-width: 650px;
  padding: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .055);
  box-shadow: var(--shadow);
}

.subscribe-form label {
  display: block;
  padding: 4px 4px 10px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.email-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

input,
button {
  min-height: 56px;
  border: 1px solid var(--line);
  border-radius: 0;
  font: inherit;
}

input {
  width: 100%;
  min-width: 0;
  padding: 0 16px;
  background: rgba(7, 9, 13, .72);
  color: var(--ink);
  outline: none;
}

input:focus {
  border-color: rgba(118, 244, 214, .76);
  box-shadow: 0 0 0 4px rgba(118, 244, 214, .12);
}

button {
  padding: 0 22px;
  background: var(--ink);
  color: #07090d;
  cursor: pointer;
  font-weight: 900;
}

.form-message {
  min-height: 22px;
  margin: 12px 4px 0;
  color: var(--accent);
  font-size: 14px;
}

.services-link {
  margin: 18px 0 0;
}

.services-link a {
  color: var(--accent);
  font-weight: 900;
  text-decoration: none;
}

.services-link a:hover,
.post-preview a:hover,
.section-heading a:hover {
  text-decoration: underline;
}

.signal-panel {
  display: grid;
  gap: 14px;
}

.signal-card,
.mini-card,
.post-preview,
.service-card {
  border: 1px solid var(--line);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, .1), rgba(255, 255, 255, .035)),
    rgba(10, 15, 22, .7);
  box-shadow: var(--shadow);
}

.primary-card {
  min-height: 310px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
  background:
    radial-gradient(circle at 26% 18%, rgba(118, 244, 214, .24), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 255, .12), rgba(255, 255, 255, .035)),
    rgba(10, 15, 22, .76);
}

.signal-card span,
.mini-card span,
.service-kicker {
  color: var(--warm);
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
}

.signal-card strong {
  display: block;
  margin: 16px 0 12px;
  font-size: 34px;
  line-height: 1;
}

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

.signal-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.mini-card {
  min-height: 132px;
  padding: 22px;
}

.mini-card strong {
  display: block;
  margin-top: 30px;
  font-size: 22px;
}

.latest {
  padding: 84px 20px 112px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, .025), rgba(255, 255, 255, .01));
}

.article-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding-top: 136px;
  border-top: 0;
}

.latest-inner {
  margin: 0 auto;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
  margin-bottom: 18px;
}

.section-heading .label {
  margin-bottom: 0;
}

.section-heading a {
  color: var(--accent);
  font-size: 14px;
  font-weight: 900;
  text-decoration: none;
}

.post-preview {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 42px);
}

.post-preview::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(118, 244, 214, .12), transparent 42%);
  pointer-events: none;
}

.post-preview > * {
  position: relative;
}

.post-preview h2 {
  margin: 0 0 14px;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1;
}

.post-meta {
  margin: 0 0 18px;
  color: var(--dim);
  font-size: 14px;
}

.post-preview p {
  margin: 0 0 24px;
  color: rgba(246, 248, 251, .78);
  font-size: 18px;
  line-height: 1.65;
}

.post-preview a {
  color: var(--accent);
  font-weight: 900;
  text-decoration: none;
}

.services-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 136px 20px 86px;
}

.services-inner {
  width: min(100%, 1080px);
}

.services-page h1 {
  max-width: 920px;
  font-size: clamp(48px, 7vw, 92px);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.service-card {
  min-height: 310px;
  padding: clamp(26px, 4vw, 38px);
}

.accent-card {
  background:
    radial-gradient(circle at 18% 14%, rgba(131, 168, 255, .25), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 255, .1), rgba(255, 255, 255, .035)),
    rgba(10, 15, 22, .7);
}

.service-card h2 {
  margin: 22px 0 18px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1;
}

.service-card p {
  margin: 0;
  color: rgba(246, 248, 251, .78);
  font-size: 18px;
  line-height: 1.62;
}

.thanks-copy {
  max-width: 620px;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.6;
}

@media (prefers-reduced-motion: reduce) {
  .wave {
    animation: none;
  }
}

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

  .signal-panel {
    max-width: 520px;
  }
}

@media (max-width: 620px) {
  .topbar {
    padding: 14px 16px;
  }

  .brand span:last-child {
    display: none;
  }

  .hero {
    min-height: 76vh;
    align-items: end;
    padding: 106px 18px 58px;
  }

  h1 {
    font-size: 52px;
  }

  .email-row,
  .signal-row {
    grid-template-columns: 1fr;
  }

  button {
    width: 100%;
  }

  .signal-panel {
    display: none;
  }

  .latest,
  .services-page {
    padding-left: 18px;
    padding-right: 18px;
  }

  .section-heading {
    display: block;
  }

  .section-heading a {
    display: inline-block;
    margin-top: 12px;
  }

  .service-card {
    min-height: auto;
  }
}