:root {
  --black: #030303;
  --panel: #0b0d0f;
  --panel-2: #111418;
  --line: rgba(255, 255, 255, 0.14);
  --text: #f7f7f7;
  --muted: #a7abb2;
  --orange: #fe5000;
  --cyan: #36d7ff;
  --violet: #9b5cff;
  --max: 1540px;
  --gutter: clamp(1.25rem, 4vw, 4.4rem);
  --display: "Helvetica Neue", Inter, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { background: var(--black); scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 72% 14%, rgba(54, 215, 255, 0.12), transparent 24rem),
    radial-gradient(circle at 20% 6%, rgba(254, 80, 0, 0.13), transparent 22rem),
    linear-gradient(180deg, #030303, #070707 48%, #020202);
  font: 400 16px/1.55 var(--display);
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }

.site-header {
  position: sticky;
  z-index: 10;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 1rem var(--gutter);
  border-bottom: 1px solid var(--line);
  background: rgba(3, 3, 3, 0.82);
  backdrop-filter: blur(18px);
}

.brand {
  display: grid;
  grid-template-columns: auto auto;
  gap: 0 0.42rem;
  align-items: baseline;
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.brand strong { color: var(--orange); font-size: clamp(1.2rem, 2vw, 1.75rem); }
.brand span { font-size: clamp(1.2rem, 2vw, 1.75rem); }
.brand small {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1rem, 2vw, 2.2rem);
  align-items: center;
  color: #d9d9d9;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-header nav a {
  transition: color 0.25s ease, transform 0.25s ease;
}

.site-header nav a:hover,
.site-header nav a:focus-visible {
  color: var(--orange);
  transform: translateY(-1px);
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.35rem;
  color: #050505;
  background: var(--orange);
  border: 1px solid var(--orange);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.button:hover,
.button:focus-visible {
  color: var(--orange);
  background: var(--text);
  transform: translateY(-2px);
}

.button--ghost {
  color: var(--orange);
  background: transparent;
}

.button--ghost:hover,
.button--ghost:focus-visible {
  color: #050505;
  background: var(--orange);
}

.hero,
.workflow,
.features,
.pricing,
.support,
.concept-reference {
  width: min(100% - (var(--gutter) * 2), var(--max));
  margin-inline: auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(320px, 0.82fr) minmax(520px, 1.18fr);
  gap: clamp(3rem, 7vw, 8rem);
  align-items: center;
  min-height: calc(100svh - 82px);
  padding: clamp(4rem, 8vw, 8rem) 0;
}

.hero--review {
  grid-template-columns: minmax(300px, 0.65fr) minmax(420px, 1.35fr);
}

.hero--demo {
  grid-template-columns: minmax(320px, 0.9fr) minmax(420px, 0.82fr);
}

.hero h1 {
  max-width: 11ch;
  margin: 0 0 1.6rem;
  font-size: clamp(4rem, 7.8vw, 9rem);
  line-height: 0.88;
  letter-spacing: -0.085em;
}

.hero p {
  max-width: 660px;
  margin: 0 0 2rem;
  color: #d7d7d7;
  font-size: clamp(1.04rem, 1.35vw, 1.35rem);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.proof {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.8rem;
  margin-top: 2rem;
  color: #d6d6d6;
  font-size: 0.82rem;
}

.proof span::before {
  display: inline-block;
  width: 0.45rem;
  height: 0.45rem;
  margin-right: 0.55rem;
  border: 1px solid var(--orange);
  border-radius: 50%;
  content: "";
}

.product-ui,
.demo-stack article,
.resolve-window,
.workflow,
.features,
.pricing,
.support,
.concept-reference {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(255,255,255,0.055), rgba(255,255,255,0.018));
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.32);
}

.product-ui {
  min-height: 520px;
  overflow: hidden;
}

.ui-head {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  padding: 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,0.025);
}

.ui-head strong { margin-right: auto; text-transform: uppercase; }
.ui-head strong::first-letter { color: var(--orange); }
.ui-head span {
  padding: 0.45rem 0.65rem;
  color: var(--muted);
  border: 1px solid rgba(255,255,255,0.08);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.ui-head .active { color: var(--orange); border-color: rgba(254,80,0,0.6); }

.ui-body {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 1rem;
  padding: 1rem;
}

.clip-list,
.wave-match {
  min-height: 330px;
  padding: 1rem;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(0,0,0,0.34);
}

small,
.section-label,
.price-card span {
  color: var(--orange);
  font-size: 0.66rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.clip-list div {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: center;
  margin-top: 0.75rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.clip-list b { font-size: 0.82rem; }
.clip-list i { color: var(--cyan); font-style: normal; font-weight: 800; }

.wave-match { position: relative; }
.wave {
  height: 82px;
  margin-top: 2rem;
  background:
    linear-gradient(90deg, transparent, currentColor 8%, transparent 8.8%),
    repeating-linear-gradient(90deg, currentColor 0 2px, transparent 2px 11px);
  mask-image: linear-gradient(0deg, transparent 5%, #000 45%, #000 55%, transparent 95%);
  opacity: 0.9;
}
.wave--cyan { color: var(--cyan); }
.wave--violet { color: var(--violet); margin-top: 0.6rem; }
.sync-marker {
  position: absolute;
  top: 5.5rem;
  bottom: 5rem;
  left: 54%;
  width: 2px;
  background: var(--orange);
  box-shadow: 0 0 22px rgba(254, 80, 0, 0.7);
}
.wave-match strong { display: block; margin-top: 1.3rem; color: var(--cyan); }

.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.4rem;
  margin: 0 1rem 1rem;
  padding: 1rem;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(0,0,0,0.45);
}
.timeline span {
  height: 68px;
  background:
    linear-gradient(135deg, rgba(254,80,0,0.36), rgba(54,215,255,0.13)),
    linear-gradient(90deg, rgba(255,255,255,0.18), transparent);
}
.playhead {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 58%;
  width: 2px;
  background: var(--orange);
}

.workflow,
.features,
.pricing,
.support,
.concept-reference {
  margin-bottom: clamp(1.2rem, 3vw, 2rem);
  padding: clamp(1.5rem, 3vw, 2.5rem);
}

.workflow-grid,
.features,
.pricing,
.support > div {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
}

.workflow-grid article,
.features article,
.price-card,
.support article {
  padding: clamp(1.35rem, 2.5vw, 2.4rem);
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(0,0,0,0.22);
}

.workflow h2,
.features h2,
.pricing h2,
.support h2 {
  margin: 0.85rem 0 1rem;
  font-size: clamp(1.45rem, 2.1vw, 2.35rem);
  line-height: 1;
  letter-spacing: -0.045em;
}

.workflow p,
.features p,
.pricing p,
.support p {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
}

.features { padding: 0; }
.features .icon {
  color: var(--orange);
  font-size: 0.8rem;
  font-weight: 900;
}

.pricing {
  display: grid;
  grid-template-columns: 0.75fr 1fr 1fr;
  gap: 1.5rem;
  align-items: stretch;
}

.price-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.price-card--featured { border-color: rgba(254,80,0,0.9); }
.price-card strong {
  margin: 1rem 0 0.5rem;
  font-size: clamp(3rem, 5vw, 5.2rem);
  line-height: 0.9;
  letter-spacing: -0.07em;
}
.price-card small {
  color: var(--muted);
  font-size: 1rem;
  letter-spacing: -0.02em;
  text-transform: none;
}
.price-card .button { width: 100%; margin-top: auto; }

.concept-reference img,
.review-concept {
  border: 1px solid rgba(255,255,255,0.12);
}

.demo-stack {
  display: grid;
  gap: 1rem;
}

.demo-stack article {
  padding: clamp(1.2rem, 2.4vw, 2rem);
  background:
    linear-gradient(110deg, rgba(254,80,0,0.12), transparent 42%),
    rgba(0,0,0,0.32);
}

.demo-stack h2 {
  margin: 0.55rem 0 0.7rem;
  font-size: clamp(1.8rem, 3.4vw, 3.4rem);
  line-height: 0.92;
  letter-spacing: -0.06em;
}

.demo-stack p { margin: 0; color: var(--muted); }

.resolve-window {
  overflow: hidden;
  background: rgba(0,0,0,0.45);
}

.resolve-topbar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
}

.resolve-topbar strong { color: var(--text); text-transform: uppercase; }

.resolve-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 1px;
  background: var(--line);
}

.resolve-grid aside,
.resolve-timeline {
  background: #060708;
  padding: 1rem;
}

.resolve-grid aside p {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin: 1rem 0 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding-bottom: 0.75rem;
}

.resolve-grid aside em {
  color: var(--cyan);
  font-style: normal;
  font-weight: 800;
}

.resolve-timeline {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 0.5rem 0.75rem;
  align-items: center;
  min-height: 360px;
}

.track-label {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.track {
  position: relative;
  min-height: 72px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  background:
    repeating-linear-gradient(90deg, rgba(255,255,255,0.06) 0 1px, transparent 1px 62px),
    rgba(255,255,255,0.025);
}

.track--song span {
  display: block;
  height: 100%;
  background:
    repeating-linear-gradient(90deg, rgba(54,215,255,0.85) 0 2px, transparent 2px 9px);
  mask-image: linear-gradient(0deg, transparent 16%, #000 50%, transparent 84%);
}

.clip {
  position: absolute;
  top: 0.75rem;
  bottom: 0.75rem;
  display: grid;
  place-items: center;
  border: 1px solid rgba(254,80,0,0.9);
  background: linear-gradient(135deg, rgba(254,80,0,0.6), rgba(155,92,255,0.24));
  color: #fff;
  font-size: 0.65rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.clip--one { left: 4%; width: 22%; }
.clip--two { left: 32%; width: 16%; }
.clip--three { left: 61%; width: 25%; }
.clip--four { left: 15%; width: 19%; }
.clip--five { left: 49%; width: 31%; }

@media (max-width: 980px) {
  .site-header { position: relative; align-items: flex-start; }
  .site-header nav { display: none; }
  .site-header > .button { display: none; }
  .hero,
  .hero--review,
  .hero--demo,
  .pricing {
    grid-template-columns: 1fr;
  }
  .hero { min-height: 0; }
  .product-ui { min-height: 0; }
  .ui-body,
  .workflow-grid,
  .features,
  .support > div {
    grid-template-columns: 1fr;
  }
  .resolve-grid,
  .resolve-timeline {
    grid-template-columns: 1fr;
  }
  .track-label {
    margin-top: 0.8rem;
  }
}

@media (max-width: 640px) {
  .hero,
  .workflow,
  .features,
  .pricing,
  .support,
  .concept-reference {
    width: min(100% - 2rem, var(--max));
  }
  .hero h1 { font-size: clamp(3rem, 17vw, 4.5rem); }
  .actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
}