@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&family=Unbounded:wght@400;500;600;700&display=swap");

:root {
  --bg: oklch(0.91 0.025 74);
  --bg-soft: oklch(0.96 0.018 74);
  --ink: oklch(0.22 0.035 52);
  --muted: oklch(0.43 0.025 58);
  --line: oklch(0.74 0.022 68 / 0.62);
  --panel: oklch(0.97 0.018 74 / 0.72);
  --accent: oklch(0.43 0.145 29);
  --accent-dark: oklch(0.34 0.12 29);
  --accent-soft: oklch(0.63 0.10 33 / 0.18);
  --sky: oklch(0.78 0.035 246);
  --shadow: 0 24px 80px oklch(0.22 0.035 52 / 0.18);
  font-family: "Manrope", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: auto;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(120deg, oklch(0.95 0.02 82) 0%, oklch(0.86 0.034 64) 46%, oklch(0.93 0.018 240) 100%);
  color: var(--ink);
  overflow-x: hidden;
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.loader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  place-content: center;
  gap: 18px;
  background: oklch(0.93 0.026 72);
  transition: opacity 500ms ease, visibility 500ms ease;
}

.loader.is-hidden {
  opacity: 0;
  visibility: hidden;
}

.loader__mark {
  font-family: "Unbounded", system-ui, sans-serif;
  font-size: clamp(2.2rem, 6vw, 5rem);
  letter-spacing: 0.08em;
  color: var(--accent);
}

.loader__track {
  width: min(300px, 70vw);
  height: 3px;
  background: oklch(0.70 0.015 70 / 0.55);
  overflow: hidden;
}

.loader__track span,
.scroll-progress {
  display: block;
  height: 100%;
  width: 0;
  background: var(--accent);
}

.loader p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  height: 3px;
}

.site-nav {
  position: fixed;
  z-index: 1000;
  top: 18px;
  left: 22px;
  right: 22px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(18px, 3vw, 48px);
  padding: 14px 22px;
  border: 1px solid oklch(0.70 0.02 65 / 0.40);
  background: oklch(0.95 0.018 76 / 0.58);
  backdrop-filter: blur(18px);
  box-shadow: 0 8px 30px oklch(0.20 0.035 50 / 0.08);
  transition: transform 360ms cubic-bezier(0.16, 1, 0.3, 1), background-color 360ms ease;
}

.site-nav.is-compact {
  transform: translateY(-4px) scale(0.985);
  background: oklch(0.96 0.018 76 / 0.76);
}

.brand,
.nav-action,
.button {
  text-decoration: none;
}

.brand {
  font-family: "Unbounded", system-ui, sans-serif;
  font-weight: 600;
  font-size: clamp(1.1rem, 2.2vw, 1.8rem);
  color: var(--accent);
  letter-spacing: 0.08em;
}

.nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(14px, 2.2vw, 34px);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.nav-links a {
  text-decoration: none;
  color: oklch(0.27 0.028 52 / 0.82);
}

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

.old-link {
  opacity: 0.72;
}

.nav-action,
.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav-action,
.button--primary {
  background: var(--accent);
  color: oklch(0.97 0.015 72);
  box-shadow: 0 14px 36px oklch(0.38 0.145 29 / 0.25);
}

.nav-action {
  padding: 0 22px;
}

.button {
  padding: 0 24px;
  gap: 10px;
}

.button--ghost {
  border: 1px solid oklch(0.30 0.03 50 / 0.32);
  background: oklch(0.97 0.015 80 / 0.34);
}

.hero {
  position: relative;
  isolation: isolate;
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(20px, 0.14fr) minmax(300px, 0.72fr) minmax(120px, 0.14fr);
  align-items: center;
  padding: 120px clamp(22px, 5vw, 76px) 70px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, oklch(0.97 0.018 74 / 0.96) 0 34%, oklch(0.97 0.018 74 / 0.42) 54%, transparent 72%),
    url("/frames/frame_0001.webp") center / cover no-repeat;
  transform: scale(1.02);
  z-index: 0;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 42vh;
  background: linear-gradient(0deg, oklch(0.91 0.025 74), transparent);
  z-index: 1;
  pointer-events: none;
}

.hero > * {
  position: relative;
  z-index: 2;
}

.hero__index,
.sequence-progress {
  align-self: start;
  padding-top: 56px;
  font-family: "Unbounded", system-ui, sans-serif;
  color: oklch(0.28 0.03 52 / 0.82);
}

.hero__index span,
.sequence-progress span {
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
}

.hero__index small,
.sequence-progress small {
  font-size: 0.92rem;
}

.hero__copy {
  max-width: 760px;
  padding-left: clamp(0px, 5vw, 84px);
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: "Unbounded", system-ui, sans-serif;
  letter-spacing: 0;
  line-height: 1.04;
  margin: 0;
}

h1 {
  max-width: 800px;
  font-size: clamp(2.3rem, 4.15vw, 4.75rem);
  font-weight: 600;
  text-transform: uppercase;
  overflow-wrap: normal;
}

h1 span {
  display: block;
}

.hero__copy p:not(.eyebrow),
.narrative p:not(.eyebrow),
.service-strip p,
.cta p,
.site-footer {
  line-height: 1.65;
}

.hero__copy p:not(.eyebrow) {
  max-width: 520px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.18rem);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.hero__meta {
  align-self: end;
  justify-self: end;
  display: grid;
  gap: 6px;
  color: oklch(0.32 0.025 52 / 0.68);
  font-size: 0.74rem;
  text-transform: uppercase;
}

.scroll-cue {
  position: absolute;
  bottom: 28px;
  left: clamp(22px, 5vw, 76px);
  display: flex;
  align-items: center;
  gap: 18px;
  text-decoration: none;
  color: oklch(0.30 0.025 52 / 0.68);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.scroll-cue i {
  width: 86px;
  height: 1px;
  background: currentColor;
  position: relative;
  overflow: hidden;
}

.scroll-cue i::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 28px;
  background: var(--accent);
  animation: cue 1.8s cubic-bezier(0.16, 1, 0.3, 1) infinite;
}

@keyframes cue {
  from { transform: translateX(-30px); }
  to { transform: translateX(96px); }
}

.scroll-sequence {
  height: 520vh;
  position: relative;
  background: oklch(0.88 0.026 70);
}

.sequence-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  isolation: isolate;
}

#frameCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.sequence-vignette {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, oklch(0.95 0.018 76 / 0.84) 0 22%, transparent 45% 62%, oklch(0.95 0.018 76 / 0.70) 100%),
    linear-gradient(0deg, oklch(0.20 0.035 52 / 0.18), transparent 22% 74%, oklch(0.96 0.016 76 / 0.30));
  pointer-events: none;
}

.sequence-progress {
  position: absolute;
  z-index: 3;
  top: 90px;
  left: clamp(22px, 4vw, 62px);
  display: grid;
  gap: 16px;
  padding: 0;
}

.step-dots {
  display: grid;
  justify-items: center;
  gap: 12px;
  width: 26px;
}

.step-dots::before,
.step-dots::after {
  content: "";
  width: 1px;
  height: 42px;
  background: oklch(0.42 0.025 52 / 0.25);
}

.step-dots button {
  width: 7px;
  height: 7px;
  border: 0;
  border-radius: 50%;
  padding: 0;
  background: oklch(0.44 0.025 52 / 0.35);
  cursor: pointer;
}

.step-dots button.is-active {
  width: 11px;
  height: 11px;
  background: var(--accent);
  box-shadow: 0 0 0 6px oklch(0.43 0.145 29 / 0.12);
}

.narrative {
  position: absolute;
  z-index: 4;
  top: 50%;
  width: min(430px, 36vw);
  padding: 28px 30px;
  border: 1px solid oklch(0.74 0.02 70 / 0.54);
  background: var(--panel);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(calc(-50% + 22px));
  transition: opacity 420ms ease, transform 520ms cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.narrative.is-visible {
  opacity: 1;
  transform: translateY(-50%);
}

.narrative--left {
  left: clamp(82px, 9vw, 150px);
}

.narrative--right {
  right: clamp(24px, 7vw, 120px);
}

.narrative h2 {
  font-size: clamp(1.65rem, 3.15vw, 4.2rem);
  text-transform: uppercase;
}

.narrative p:not(.eyebrow) {
  margin: 18px 0 0;
  color: var(--muted);
}

.narrative ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 20px 0 0;
}

.narrative li {
  border: 1px solid oklch(0.58 0.035 55 / 0.34);
  border-radius: 999px;
  padding: 8px 12px;
  background: oklch(0.98 0.012 76 / 0.52);
  color: oklch(0.28 0.03 52);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
}

.service-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
}

.service-strip article {
  min-height: 270px;
  padding: clamp(28px, 4vw, 58px);
  background: oklch(0.94 0.018 76);
}

.service-strip span {
  display: block;
  margin-bottom: 42px;
  color: var(--accent);
  font-family: "Unbounded", system-ui, sans-serif;
}

.service-strip h3 {
  font-size: clamp(1.1rem, 1.6vw, 1.55rem);
  text-transform: uppercase;
}

.service-strip p {
  margin: 16px 0 0;
  color: var(--muted);
}

.cta {
  display: grid;
  grid-template-columns: 1fr minmax(260px, 420px) auto;
  align-items: center;
  gap: clamp(24px, 5vw, 72px);
  padding: clamp(44px, 7vw, 88px) clamp(22px, 5vw, 76px);
  background: var(--accent);
  color: oklch(0.96 0.018 74);
}

.cta h2 {
  font-size: clamp(2rem, 4vw, 5rem);
  text-transform: uppercase;
}

.cta p {
  margin: 0;
  color: oklch(0.96 0.018 74 / 0.82);
}

.cta .eyebrow {
  color: oklch(0.96 0.018 74 / 0.82);
}

.cta .button--primary {
  background: oklch(0.96 0.018 74);
  color: var(--accent-dark);
  box-shadow: none;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 22px clamp(22px, 5vw, 76px);
  background: oklch(0.96 0.018 74);
  color: var(--muted);
}

.site-footer span {
  color: var(--accent);
  font-family: "Unbounded", system-ui, sans-serif;
  font-weight: 600;
}

@media (max-width: 980px) {
  .site-nav {
    grid-template-columns: auto auto;
  }

  .nav-links {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    align-items: end;
  }

  .hero__index,
  .hero__meta {
    display: none;
  }

  .hero__copy {
    padding-left: 0;
    align-self: end;
  }

  .hero::before {
    background:
      linear-gradient(0deg, oklch(0.96 0.018 74 / 0.98) 0 44%, oklch(0.96 0.018 74 / 0.60) 68%, transparent 100%),
      url("/frames/frame_0028.webp") center top / cover no-repeat;
  }

  .scroll-sequence {
    height: 430vh;
  }

  .sequence-vignette {
    background:
      linear-gradient(0deg, oklch(0.95 0.018 76 / 0.88) 0 28%, transparent 58%),
      linear-gradient(90deg, oklch(0.95 0.018 76 / 0.55), transparent 44%);
  }

  .sequence-progress {
    top: 84px;
  }

  .narrative {
    top: auto;
    left: 18px;
    right: 18px;
    bottom: 28px;
    width: auto;
    max-width: none;
    padding: 18px 20px;
    transform: translateY(22px);
  }

  .narrative.is-visible {
    transform: translateY(0);
  }

  .narrative h2 {
    font-size: clamp(1.35rem, 7vw, 2.35rem);
  }

  .narrative p:not(.eyebrow) {
    display: none;
  }

  .service-strip,
  .cta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .site-nav {
    left: 12px;
    right: 12px;
    top: 12px;
    padding: 10px 12px;
  }

  .nav-action {
    min-height: 38px;
    padding: 0 14px;
    font-size: 0.64rem;
  }

  .hero {
    min-height: 94vh;
    padding: 96px 18px 56px;
  }

  h1 {
    font-size: clamp(1.75rem, 7.5vw, 2.52rem);
  }

  .hero__actions {
    align-items: stretch;
  }

  .button {
    flex: 1 1 100%;
  }

  .sequence-progress {
    left: 18px;
    transform: scale(0.82);
    transform-origin: top left;
  }

  .service-strip article {
    min-height: 210px;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }
}