:root {
  --blue: #0947e2;
  --ink: #05070c;
  --white: #f5f6f8;
  --muted: #aab2c8;
  --line: rgba(255, 255, 255, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #05070c;
  color: var(--white);
  font-family: Arial, Helvetica, sans-serif;
}

.topbar {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 5vw;
  background: linear-gradient(to bottom, rgba(5, 7, 12, 0.8), transparent);
  backdrop-filter: blur(8px);
}

.brand {
  color: #fff;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.topbar nav {
  display: flex;
  gap: 24px;
}

.topbar nav a {
  color: #fff;
  text-decoration: none;
  font-size: 14px;
}

.hero {
  min-height: 100vh;
  min-height: 100svh;
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  padding-top: 88px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 7, 12, 0.7), rgba(5, 7, 12, 0.08) 65%, rgba(5, 7, 12, 0.25)),
    linear-gradient(0deg, rgba(5, 7, 12, 0.72), transparent 50%);
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(1180px, 100%);
  max-width: none;
  padding: 0 5vw clamp(48px, 7vh, 80px);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 12px;
  color: #d4dcff;
}

.hero h1,
.section h2 {
  margin: 0.25em 0;
  font-weight: 500;
  line-height: 0.95;
}

.hero h1 {
  font-size: clamp(52px, 6.5vw, 108px);
  white-space: nowrap;
  letter-spacing: -0.03em;
}

.hero h1 span {
  font-weight: 300;
}

.sub,
.body-copy {
  color: #d4d8e2;
  line-height: 1.65;
  max-width: 720px;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.btn {
  display: inline-flex;
  padding: 13px 20px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid var(--line);
}

.btn.primary {
  background: #fff;
  color: #0a0c12;
}

.btn.ghost {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

.section {
  padding: 100px 5vw;
  border-top: 1px solid var(--line);
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
  margin-bottom: 28px;
}

.section h2 {
  font-size: clamp(38px, 6vw, 86px);
}

/* Continuous portfolio loop */
.portfolio-loop {
  --loop-gap: 18px;
  --loop-half-gap: 9px;
  overflow: hidden;
  width: calc(100% + 10vw);
  margin-left: -5vw;
  padding: 4px 0;
}

.portfolio-loop-track {
  display: flex;
  gap: var(--loop-gap);
  width: max-content;
  will-change: transform;
}

.portfolio-loop-track.is-ready {
  animation: portfolio-scroll 34s linear infinite;
}

.portfolio-loop:hover .portfolio-loop-track,
.portfolio-loop:focus-within .portfolio-loop-track {
  animation-play-state: paused;
}

.portfolio-loop-group {
  display: grid;
  grid-template-rows: repeat(2, 220px);
  grid-auto-flow: column;
  grid-auto-columns: clamp(300px, 30vw, 460px);
  gap: var(--loop-gap);
  flex: none;
}

.portfolio-card {
  margin: 0;
  overflow: hidden;
  border-radius: 24px;
  background: #0d1120;
}

.portfolio-card img,
.portfolio-card video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}

.portfolio-card:hover img,
.portfolio-card:hover video {
  transform: scale(1.025);
}

@keyframes portfolio-scroll {
  from {
    transform: translate3d(0, 0, 0);
  }

  to {
    transform: translate3d(calc(-50% - var(--loop-half-gap)), 0, 0);
  }
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: start;
}

.contact {
  background:
    radial-gradient(circle at 80% 10%, rgba(9, 71, 226, 0.6), transparent 32%),
    #05070c;
}

.contact h2 {
  max-width: 1050px;
}

footer {
  padding: 34px 5vw;
  color: #7f879b;
  border-top: 1px solid var(--line);
  font-size: 13px;
}

@media (max-width: 760px) {
  .topbar nav {
    gap: 14px;
  }

  .topbar nav a {
    font-size: 12px;
  }

  .hero {
    min-height: 100vh;
    min-height: 100svh;
    padding-top: 72px;
  }

  .hero-copy {
    width: 100%;
    padding: 0 5vw 46px;
  }

  .hero h1 {
    font-size: clamp(42px, 13.5vw, 62px);
    line-height: 0.98;
    white-space: nowrap;
  }

  .section {
    padding: 70px 5vw;
  }

  .section-head,
  .split {
    display: block;
  }

  .portfolio-loop {
    --loop-gap: 12px;
    --loop-half-gap: 6px;
  }

  .portfolio-loop-track.is-ready {
    animation-duration: 26s;
  }

  .portfolio-loop-group {
    grid-template-rows: repeat(2, 150px);
    grid-auto-columns: clamp(220px, 72vw, 320px);
  }

  .portfolio-card {
    border-radius: 18px;
  }

  .split .body-copy {
    margin-top: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .portfolio-loop-track.is-ready {
    animation: none;
  }

  .portfolio-loop {
    overflow-x: auto;
    scrollbar-width: thin;
  }
}