/* ==========================================================================
   KRIO — tokens
   ========================================================================== */
:root {
  /* surfaces */
  --ink: #0f0f10;
  --ink-raised: #141416;
  --ink-line: rgba(244, 242, 234, 0.12);
  --paper: #f4f2ea;
  --paper-soft: #ebe8dd;
  --paper-line: rgba(17, 17, 18, 0.14);

  /* accent */
  --lime: #cfff19;
  --lime-deep: #a8d400;

  /* text */
  --on-ink: #f4f2ea;
  --on-ink-soft: rgba(244, 242, 234, 0.6);
  --on-ink-faint: rgba(244, 242, 234, 0.46);
  --on-paper: #141415;
  --on-paper-soft: #67665f;
  --on-paper-faint: #7d7c74;

  /* type */
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --body: "Archivo", "Helvetica Neue", Arial, sans-serif;

  --step-label: 0.72rem;
  --step-small: 0.875rem;
  --step-body: clamp(0.95rem, 0.9rem + 0.2vw, 1.0625rem);
  --step-lede: clamp(1rem, 0.92rem + 0.32vw, 1.2rem);
  --step-h3: clamp(1.6rem, 1.05rem + 2.1vw, 2.75rem);
  --step-h2: clamp(2.5rem, 1.15rem + 4.6vw, 5.5rem);
  --step-h1: clamp(2.75rem, 1.2rem + 4.2vw, 5.25rem);

  /* rhythm */
  --shell: min(calc(100% - 6rem), 1344px);
  --header-h: 5rem;
  --section-pad: clamp(5rem, 7.5vw, 9rem);
  --panel-radius: clamp(1.5rem, 3vw, 2.75rem);

  /* motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.76, 0, 0.24, 1);
  --ease-spring: cubic-bezier(0.34, 1.4, 0.64, 1);

  /* depth */
  --z-base: 1;
  --z-panel: 2;
  --z-menu: 70;
  --z-header: 80;
  --z-grain: 90;
  --z-skip: 100;

  /* live values written by main.js */
  --scroll-progress: 0;
  --pointer-x: 0px;
  --pointer-y: 0px;
}

/* ==========================================================================
   Base
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background: var(--ink);
  scroll-padding-top: var(--header-h);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  color: var(--on-paper);
  background: var(--ink);
  font-family: var(--body);
  font-size: var(--step-body);
  font-weight: 400;
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open,
body.is-locked {
  overflow: hidden;
}

/* film grain — breaks the digital flatness of the flat fills */
body::after {
  content: "";
  position: fixed;
  inset: -50%;
  z-index: var(--z-grain);
  pointer-events: none;
  opacity: 0.042;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.86' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  will-change: transform;
  animation: grain-drift 7s steps(6) infinite;
}

@keyframes grain-drift {
  0% { transform: translate(0, 0); }
  20% { transform: translate(-2%, 1.5%); }
  40% { transform: translate(1.5%, -2%); }
  60% { transform: translate(-1%, -1%); }
  80% { transform: translate(2%, 1%); }
  100% { transform: translate(0, 0); }
}

a {
  color: inherit;
  text-decoration: none;
}

/* grain do hero — mais denso que o do site inteiro, so sobre a imagem */
.hero-grain {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.14;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='h'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.72' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23h)'/%3E%3C/svg%3E");
  will-change: transform;
  animation: grain-drift 5.5s steps(5) infinite reverse;
}

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

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  border: 0;
  background: none;
}

img,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

::selection {
  color: var(--ink);
  background: var(--lime);
}

:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 5px;
  border-radius: 2px;
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: var(--z-skip);
  padding: 0.8rem 1.1rem;
  color: var(--ink);
  background: var(--lime);
  font-size: var(--step-label);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transform: translateY(-200%);
  transition: transform 260ms var(--ease-out);
}

.skip-link:focus {
  transform: translateY(0);
}

/* ==========================================================================
   Shared primitives
   ========================================================================== */
.section-shell {
  position: relative;
  width: var(--shell);
  margin-inline: auto;
}

.section-index {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--step-label);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-index span:first-child {
  position: relative;
  padding-right: 2.75rem;
  color: var(--on-paper-faint);
}

/* hairline that draws itself when the index enters the viewport */
.section-index span:first-child::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 0.55rem;
  width: 1.85rem;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 900ms var(--ease-out) 150ms;
}

.is-revealed .section-index span:first-child::after,
.section-index.is-revealed span:first-child::after {
  transform: scaleX(1);
}

.section-index--light,
.section-index--light span:first-child {
  color: var(--on-ink-faint);
}

.kicker,
.hero-services > span,
.contact-label,
.manifesto-label {
  font-size: var(--step-label);
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

/* Word masks written by main.js — copy is untouched, only wrapped. */
.word {
  display: inline-block;
  overflow: hidden;
  padding: 0.14em 0.06em;
  margin: -0.14em -0.06em;
  vertical-align: top;
}

.word > span {
  display: inline-block;
  will-change: transform;
}

.js [data-split] .word > span {
  transform: translateY(140%);
  transition: transform 1150ms var(--ease-out);
  transition-delay: calc(var(--i, 0) * 38ms + var(--delay, 0ms));
}

.js [data-split].is-revealed .word > span {
  transform: translateY(0);
}

/* Scrub headlines: words light up as the section travels the viewport. */
.js [data-scrub] .word > span {
  color: var(--scrub-dim, rgba(20, 20, 21, 0.17));
  transition: color 520ms var(--ease-out);
}

.js [data-scrub] .word.is-lit > span {
  color: inherit;
}

.js [data-scrub] em .word > span {
  color: var(--scrub-dim-accent, rgba(20, 20, 21, 0.17));
}

.js [data-scrub] em .word.is-lit > span {
  color: inherit;
}

/* Generic reveal */
.js .reveal {
  opacity: 0;
  transform: translateY(1.75rem);
  transition:
    opacity 1000ms var(--ease-out),
    transform 1000ms var(--ease-out);
  transition-delay: var(--delay, 0ms);
}

.js .reveal.is-revealed {
  opacity: 1;
  transform: none;
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: var(--z-header);
  display: grid;
  grid-template-columns: 9rem 1fr auto;
  align-items: center;
  min-height: var(--header-h);
  padding-inline: clamp(1rem, 2.5vw, 2.5rem);
  color: var(--on-ink);
  transition:
    min-height 420ms var(--ease-out),
    background-color 420ms ease,
    border-color 420ms ease;
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  min-height: 4.1rem;
  background: rgba(15, 15, 16, 0.72);
  border-bottom-color: var(--ink-line);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
}

/* reading progress, no extra markup */
.site-header::after {
  content: "";
  position: absolute;
  inset: auto 0 -1px 0;
  height: 1px;
  background: var(--lime);
  transform: scaleX(var(--scroll-progress));
  transform-origin: left;
  opacity: 0;
  transition: opacity 400ms ease;
}

.site-header.is-scrolled::after {
  opacity: 1;
}

.nav-logo {
  width: 6rem;
  transition: opacity 300ms var(--ease-out);
}

.nav-logo:hover {
  opacity: 0.68;
}

.desktop-nav {
  display: flex;
  justify-content: center;
  gap: clamp(1.5rem, 3vw, 3.25rem);
  font-size: var(--step-label);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* roll-over links — the duplicate layer is injected by main.js, aria-hidden */
.desktop-nav a {
  position: relative;
  display: inline-block;
  overflow: hidden;
  padding-block: 0.35rem;
  line-height: 1;
}

.desktop-nav a .roll {
  display: block;
  transition: transform 560ms var(--ease-out);
}

.desktop-nav a .roll--ghost {
  position: absolute;
  inset: 0.35rem 0 auto 0;
  color: var(--lime);
  transform: translateY(200%);
}

.desktop-nav a:hover .roll--base,
.desktop-nav a:focus-visible .roll--base {
  transform: translateY(-200%);
}

.desktop-nav a:hover .roll--ghost,
.desktop-nav a:focus-visible .roll--ghost {
  transform: translateY(0);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.6rem 1.1rem;
  border: 1px solid var(--ink-line);
  border-radius: 99px;
  font-size: var(--step-label);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition:
    color 320ms var(--ease-out),
    background-color 320ms var(--ease-out),
    border-color 320ms var(--ease-out);
}

.header-cta span:last-child {
  color: var(--lime);
  font-size: 0.9rem;
  transition:
    transform 420ms var(--ease-spring),
    color 320ms ease;
}

.header-cta:hover {
  color: var(--ink);
  background: var(--lime);
  border-color: var(--lime);
}

.header-cta:hover span:last-child {
  color: var(--ink);
  transform: translate(0.18rem, -0.18rem);
}

.menu-button {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 1.65rem;
  height: 1.5px;
  margin: 0.42rem auto;
  background: currentColor;
  transition: transform 460ms var(--ease-in-out);
}

.menu-open .menu-button span:first-child {
  transform: translateY(0.2rem) rotate(45deg);
}

.menu-open .menu-button span:last-child {
  transform: translateY(-0.22rem) rotate(-45deg);
}

/* ==========================================================================
   Mobile menu
   ========================================================================== */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: var(--z-menu);
  display: grid;
  grid-template-rows: 1fr auto;
  padding: 7rem 1.5rem 2.25rem;
  color: var(--on-ink);
  background: var(--ink);
  clip-path: inset(0 0 100% 0);
  visibility: hidden;
  transition:
    clip-path 780ms var(--ease-in-out),
    visibility 0s linear 780ms;
}

.menu-open .mobile-menu {
  clip-path: inset(0 0 0 0);
  visibility: visible;
  transition:
    clip-path 780ms var(--ease-in-out),
    visibility 0s;
}

.mobile-menu nav {
  align-self: center;
}

.mobile-menu nav a {
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  align-items: baseline;
  padding-block: 0.6rem;
  font-size: clamp(2.8rem, 13vw, 5rem);
  font-weight: 600;
  letter-spacing: -0.055em;
  line-height: 1;
  opacity: 0;
  transform: translateY(1.5rem);
  transition:
    opacity 620ms var(--ease-out),
    transform 620ms var(--ease-out),
    color 260ms ease;
}

.menu-open .mobile-menu nav a {
  opacity: 1;
  transform: none;
}

.mobile-menu nav a:nth-child(1) { transition-delay: 240ms; }
.mobile-menu nav a:nth-child(2) { transition-delay: 300ms; }
.mobile-menu nav a:nth-child(3) { transition-delay: 360ms; }
.mobile-menu nav a:nth-child(4) { transition-delay: 420ms; }

.mobile-menu nav a:active {
  color: var(--lime);
}

.mobile-menu nav a span {
  color: var(--lime);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.mobile-menu__footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--ink-line);
  color: var(--on-ink-soft);
  font-size: var(--step-small);
  opacity: 0;
  transition: opacity 620ms var(--ease-out) 480ms;
}

.menu-open .mobile-menu__footer {
  opacity: 1;
}

/* ==========================================================================
   Hero — pinned, the panels below slide over it
   ========================================================================== */
.hero,
.dark-section {
  color: var(--on-ink);
  background: var(--ink);
}

.hero {
  --hero-progress: 0;
  position: sticky;
  top: 0;
  z-index: var(--z-base);
  min-height: max(46rem, 100svh);
  overflow: hidden;
  isolation: isolate;
  transform: scale(calc(1 - var(--hero-progress) * 0.055));
  transform-origin: 50% 32%;
  filter: brightness(calc(1 - var(--hero-progress) * 0.42));
  will-change: transform, filter;
}

/* structural hairlines — quiet architecture behind the statue */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -4;
  pointer-events: none;
  background:
    linear-gradient(to right, var(--ink-line) 1px, transparent 1px) 0 0 / 25% 100%,
    linear-gradient(to bottom, var(--ink-line) 1px, transparent 1px) 0 0 / 100% 33.33%;
  opacity: 0.5;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 45%, #000 20%, transparent 78%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(to top, var(--ink) 1%, rgba(15, 15, 16, 0.72) 18%, transparent 46%),
    radial-gradient(ellipse 62% 48% at 50% 38%, transparent 40%, rgba(15, 15, 16, 0.55) 100%);
}

.hero-glow {
  position: absolute;
  top: 42%;
  left: 50%;
  z-index: -2;
  width: min(38vw, 34rem);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(207, 255, 25, 0.22), transparent 66%);
  filter: blur(30px);
  transform: translate(calc(-50% + var(--pointer-x) * -0.25), calc(-50% + var(--pointer-y) * -0.25));
  animation: glow-breathe 9s var(--ease-in-out) infinite;
}

@keyframes glow-breathe {
  0%, 100% { opacity: 0.78; }
  50% { opacity: 1; }
}

.hero-wordmark {
  position: absolute;
  top: 13%;
  left: 50%;
  z-index: -3;
  width: min(76vw, 77rem);
  transform: translate3d(-50%, var(--wordmark-y, 0px), 0);
  will-change: transform;
}

.hero-wordmark img {
  width: 100%;
  filter: saturate(0) brightness(0.34);
  clip-path: inset(0 0 100% 0);
  transition: clip-path 1500ms var(--ease-out) 220ms;
}

.is-ready .hero-wordmark img {
  clip-path: inset(0 0 0 0);
}

.hero-statue {
  position: absolute;
  top: -2vh;
  left: 50%;
  z-index: -1;
  width: min(70vw, 63rem);
  min-width: 36rem;
  transform: translate3d(
      calc(-50% + var(--pointer-x) * 0.4),
      calc(var(--pointer-y) * 0.3 + var(--statue-y, 0px)),
      0
    )
    scale(var(--statue-scale, 1));
  will-change: transform;
}

.hero-statue img {
  width: 100%;
  filter: drop-shadow(0 2.5rem 5rem rgba(0, 0, 0, 0.5));
  opacity: 0;
  transform: scale(1.07);
  transition:
    opacity 1500ms var(--ease-out),
    transform 1900ms var(--ease-out);
}

.is-ready .hero-statue img {
  opacity: 1;
  transform: scale(1);
}

.hero-services {
  position: absolute;
  z-index: 1;
  bottom: clamp(3rem, 7vh, 6rem);
  left: clamp(1rem, 2.5vw, 2.5rem);
  width: min(15rem, 22vw);
}

.hero-services > span {
  display: block;
  margin-bottom: 1.5rem;
  color: var(--on-ink-faint);
}

.hero-services ol {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink-line);
}

.hero-services li {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  padding-block: 0.52rem;
  border-bottom: 1px solid var(--ink-line);
  font-size: var(--step-small);
  color: var(--on-ink-soft);
  opacity: 0;
  transform: translateY(0.7rem);
  transition:
    opacity 760ms var(--ease-out),
    transform 760ms var(--ease-out),
    color 300ms ease;
  transition-delay: calc(760ms + var(--i, 0) * 80ms);
}

.is-ready .hero-services li {
  opacity: 1;
  transform: none;
}

.hero-services li:hover {
  color: var(--on-ink);
}

.hero-services b {
  color: var(--lime);
  font-weight: 600;
  font-size: var(--step-label);
}

.hero-copy {
  position: absolute;
  z-index: 1;
  right: clamp(1rem, 4vw, 4.5rem);
  bottom: clamp(3rem, 7vh, 6rem);
  width: min(27rem, 34vw);
  transform: translateY(var(--copy-y, 0px));
  opacity: var(--copy-opacity, 1);
  will-change: transform;
}

.kicker {
  display: block;
  margin-bottom: 1.1rem;
  color: var(--on-ink-faint);
  opacity: 0;
  transform: translateY(0.75rem);
  transition:
    opacity 900ms var(--ease-out) 300ms,
    transform 900ms var(--ease-out) 300ms;
}

.is-ready .kicker {
  opacity: 1;
  transform: none;
}

.hero-copy h1 {
  max-width: 9ch;
  margin-bottom: 1.6rem;
  font-size: var(--step-h1);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 0.92;
}

.hero-copy h1 em,
.services-head h2 em,
.method-copy h2 em,
.manifesto h2 em,
.contact h2 em {
  color: var(--lime);
  font-family: var(--serif);
  font-weight: 400;
  font-style: italic;
  letter-spacing: -0.02em;
}

.hero-copy > p:not(.kicker) {
  max-width: 34ch;
  margin-bottom: 2.1rem;
  color: var(--on-ink-soft);
  font-size: var(--step-small);
  opacity: 0;
  transform: translateY(0.75rem);
  transition:
    opacity 900ms var(--ease-out) 620ms,
    transform 900ms var(--ease-out) 620ms;
}

.is-ready .hero-copy > p:not(.kicker) {
  opacity: 1;
  transform: none;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  min-width: 13rem;
  min-height: 3.5rem;
  padding-inline: 1.25rem;
  overflow: hidden;
  border-radius: 99px;
  font-size: var(--step-label);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transform: translate3d(var(--magnet-x, 0px), var(--magnet-y, 0px), 0);
  transition: transform 520ms var(--ease-out);
}

.button > span {
  position: relative;
  z-index: 1;
  transition: color 380ms var(--ease-out);
}

.button > span:last-child {
  font-size: 1rem;
  transition:
    transform 520ms var(--ease-spring),
    color 380ms var(--ease-out);
}

/* fill sweeps up from the bottom edge */
.button::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background: var(--paper);
  transform: translateY(101%);
  transition: transform 620ms var(--ease-out);
}

.button--lime {
  color: var(--ink);
  background: var(--lime);
}

.button:hover::before,
.button:focus-visible::before {
  transform: translateY(0);
}

.button:hover > span:last-child {
  transform: translate(0.25rem, -0.25rem);
}

.button:active {
  transform: translate3d(var(--magnet-x, 0px), var(--magnet-y, 0px), 0) scale(0.975);
}

.is-ready .hero-copy .button {
  animation: button-in 900ms var(--ease-out) 820ms backwards;
}

@keyframes button-in {
  from {
    opacity: 0;
    transform: translateY(0.9rem);
  }
}

.scroll-cue {
  position: absolute;
  bottom: 1.6rem;
  left: 50%;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--on-ink-faint);
  font-size: var(--step-label);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transform: translateX(-50%);
  opacity: calc(1 - var(--hero-progress) * 2.4);
  transition: color 300ms ease;
}

.scroll-cue:hover {
  color: var(--on-ink);
}

.scroll-cue i {
  position: relative;
  display: block;
  width: 2.25rem;
  height: 1px;
  overflow: hidden;
  background: var(--ink-line);
}

.scroll-cue i::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--lime);
  transform-origin: left;
  animation: cue-sweep 2.4s var(--ease-in-out) infinite;
}

@keyframes cue-sweep {
  0% { transform: scaleX(0); transform-origin: left; }
  45% { transform: scaleX(1); transform-origin: left; }
  55% { transform: scaleX(1); transform-origin: right; }
  100% { transform: scaleX(0); transform-origin: right; }
}

/* ==========================================================================
   Panels — every section after the hero rides over it
   ========================================================================== */
.paper-section,
.dark-section,
.manifesto {
  position: relative;
  z-index: var(--z-panel);
}

.paper-section {
  color: var(--on-paper);
  background: var(--paper);
}

.intro,
.services,
.method,
.contact {
  border-radius: var(--panel-radius) var(--panel-radius) 0 0;
}

/* O manifesto continua o bloco de papel aberto pelo .method: mesma familia de
   cor, entao nao leva canto arredondado nem sombra — isso abria uma emenda
   escura entre duas secoes creme e deixava o hero fixo aparecer pelos cantos. */
.manifesto {
  border-radius: 0;
  box-shadow: none;
}

.intro {
  box-shadow: 0 -2rem 5rem rgba(0, 0, 0, 0.45);
}

.services,
.contact {
  box-shadow: 0 -1.5rem 4rem rgba(20, 20, 21, 0.16);
}

.method {
  box-shadow: 0 -1.5rem 4rem rgba(0, 0, 0, 0.3);
}

/* ==========================================================================
   Intro
   ========================================================================== */
.intro-layout {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(14rem, 1fr);
  gap: clamp(4rem, 9vw, 10rem);
  align-content: center;
  min-height: 100svh;
  padding-block: var(--section-pad);
}

.intro-layout .section-index {
  grid-column: 1 / -1;
}

.intro-title {
  max-width: 16ch;
  margin: clamp(3rem, 6vw, 6rem) 0 0;
  font-size: var(--step-h2);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.intro-title em {
  color: var(--on-paper-soft);
  font-family: var(--serif);
  font-weight: 400;
  font-style: italic;
}

.intro-aside {
  align-self: end;
  margin-bottom: 0.4rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--paper-line);
}

.intro-aside p:first-child {
  max-width: 17ch;
  margin-bottom: 1.6rem;
  font-family: var(--serif);
  font-size: clamp(1.3rem, 0.8rem + 1.2vw, 1.8rem);
  line-height: 1.08;
}

.intro-aside p:last-child {
  margin: 0;
  color: var(--on-paper-soft);
  font-size: var(--step-small);
}

/* ==========================================================================
   Services
   ========================================================================== */
.services {
  padding-block: var(--section-pad);
}

.services-head {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(14rem, 0.5fr);
  gap: 3rem;
  align-items: end;
}

.services-head .section-index {
  grid-column: 1 / -1;
}

.services-head h2 {
  max-width: 10ch;
  margin: clamp(2.5rem, 4vw, 4rem) 0 0;
  font-size: var(--step-h2);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 0.94;
}

.services-head p {
  max-width: 28ch;
  margin: 0 0 0.75rem;
  color: var(--on-ink-soft);
  font-size: var(--step-small);
}

.service-list {
  margin-top: clamp(3.5rem, 6vw, 6rem);
  border-top: 1px solid var(--ink-line);
}

.service-row {
  position: relative;
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr) minmax(15rem, 0.42fr) 1.5rem;
  gap: clamp(1.25rem, 3vw, 3rem);
  align-items: center;
  padding: clamp(1.6rem, 2.4vw, 2.4rem) clamp(0.75rem, 1.5vw, 1.5rem);
  margin-inline: clamp(-1.5rem, -1.5vw, -0.75rem);
  border-bottom: 1px solid var(--ink-line);
  isolation: isolate;
  transition: color 420ms var(--ease-out);
}

/* cursor spotlight */
.service-row::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: radial-gradient(
    28rem circle at var(--mx, 50%) var(--my, 50%),
    rgba(207, 255, 25, 0.1),
    transparent 62%
  );
  opacity: 0;
  transition: opacity 480ms var(--ease-out);
}

/* fill wipe */
.service-row::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--ink-raised);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 620ms var(--ease-out);
}

.service-row:hover::before,
.service-row:focus-within::before {
  opacity: 1;
}

.service-row:hover::after,
.service-row:focus-within::after {
  transform: scaleY(1);
  transform-origin: top;
}

.service-number {
  align-self: start;
  padding-top: 0.45rem;
  color: rgba(244, 242, 234, 0.5);
  font-size: var(--step-label);
  font-weight: 600;
  letter-spacing: 0.12em;
  transition: color 420ms var(--ease-out);
}

.service-row:hover .service-number {
  color: var(--lime);
}

.service-row h3 {
  margin: 0;
  font-size: var(--step-h3);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1;
  transition: transform 620ms var(--ease-out);
}

.service-row p {
  max-width: 34ch;
  margin: 0;
  color: rgba(244, 242, 234, 0.55);
  font-size: var(--step-small);
  transition: color 420ms var(--ease-out);
}

.service-row:hover p {
  color: rgba(244, 242, 234, 0.78);
}

.service-arrow {
  color: var(--lime);
  font-size: 1.15rem;
  opacity: 0.45;
  transition:
    transform 620ms var(--ease-spring),
    opacity 420ms var(--ease-out);
}

.service-row:hover h3 {
  transform: translateX(0.75rem);
}

.service-row:hover .service-arrow {
  opacity: 1;
  transform: translate(0.35rem, -0.35rem);
}

/* ==========================================================================
   Method
   ========================================================================== */
.method {
  padding-block: var(--section-pad);
}

.method-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(22rem, 1.1fr);
  gap: clamp(5rem, 12vw, 13rem);
  align-items: start;
}

.method-copy {
  position: sticky;
  top: calc(var(--header-h) + 3rem);
}

.method-copy h2 {
  max-width: 9ch;
  margin: clamp(2.5rem, 4vw, 4rem) 0 2.5rem;
  font-size: var(--step-h2);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 0.94;
}

.method-copy h2 em {
  color: var(--on-paper-soft);
}

.method-copy > p {
  max-width: 38ch;
  margin: 0;
  color: var(--on-paper-soft);
}

.method-steps {
  display: grid;
  gap: clamp(2.5rem, 4.5vw, 4rem);
  margin: 0;
  padding: clamp(4rem, 7vw, 7rem) 0 0;
  list-style: none;
  counter-reset: step;
}

.method-steps li {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 0.5rem 1rem;
  align-items: baseline;
  padding-bottom: 1.6rem;
  border-bottom: 1px solid var(--paper-line);
}

.method-steps b {
  color: var(--on-paper-faint);
  font-size: var(--step-label);
  font-weight: 600;
  letter-spacing: 0.12em;
}

.method-steps span {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 0.9rem + 2.2vw, 2.8rem);
  font-style: italic;
  line-height: 1;
}

/* the progress hairline that used to be hidden */
.method-steps i {
  display: block;
  grid-column: 2 / -1;
  width: 100%;
  height: 2px;
  margin-top: 0.9rem;
  background: var(--paper-line);
  overflow: hidden;
}

.method-steps i::after {
  content: "";
  display: block;
  width: var(--progress, 50%);
  height: 100%;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1500ms var(--ease-out) 260ms;
}

.method-steps li.is-revealed i::after {
  transform: scaleX(1);
}

/* ==========================================================================
   Manifesto
   ========================================================================== */
.manifesto {
  color: var(--on-paper);
  background: var(--paper-soft);
}

.manifesto-inner {
  display: flex;
  min-height: 100svh;
  flex-direction: column;
  justify-content: center;
  padding-block: var(--section-pad);
}

.manifesto-label {
  margin-bottom: clamp(3rem, 6vw, 6rem);
  color: var(--on-paper-soft);
}

.manifesto h2 {
  max-width: 13ch;
  margin-bottom: 5rem;
  font-size: var(--step-h2);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 0.96;
}

.manifesto h2 em {
  display: block;
  color: var(--on-paper-soft);
  font-family: var(--serif);
  font-weight: 400;
  font-style: italic;
}

.manifesto-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--paper-line);
}

.manifesto-bottom p {
  max-width: 42ch;
  margin: 0 0 0 auto;
  color: var(--on-paper-soft);
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
}

.contact-glow {
  position: absolute;
  right: -14rem;
  bottom: -16rem;
  width: 40rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(207, 255, 25, 0.14), transparent 68%);
  filter: blur(14px);
  animation: glow-breathe 11s var(--ease-in-out) infinite;
}

.contact-mesh {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0;
  transition: opacity 900ms var(--ease-out);
}

.contact-mesh.is-live {
  opacity: 1;
}

.contact-inner {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: 100svh;
  flex-direction: column;
  padding-top: var(--section-pad);
}

.contact-label {
  color: var(--on-ink-faint);
}

.contact h2 {
  max-width: 11ch;
  margin: clamp(2rem, 3.5vw, 3rem) 0 2.25rem;
  font-size: var(--step-h2);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 0.94;
}

.contact-link {
  position: relative;
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 1rem;
  padding-bottom: 0.3rem;
  color: var(--lime);
  font-family: var(--serif);
  font-size: clamp(1.9rem, 1rem + 2.3vw, 3rem);
  font-style: italic;
  line-height: 1.1;
}

.contact-link::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 700ms var(--ease-out);
}

.contact-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.contact-link span {
  font-family: var(--body);
  font-size: 0.55em;
  font-style: normal;
  transition: transform 520ms var(--ease-spring);
}

.contact-link:hover span {
  transform: translate(0.3rem, -0.3rem);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
  gap: 2rem;
  align-items: end;
  margin-top: clamp(4.5rem, 8vw, 8rem);
  padding-top: 2rem;
  border-top: 1px solid var(--ink-line);
}

.contact-grid > a {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: color 320ms var(--ease-out);
}

.contact-grid small {
  color: var(--on-ink-faint);
  font-size: var(--step-label);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contact-grid > a span {
  font-size: clamp(0.9rem, 1.3vw, 1.1rem);
}

.contact-legal {
  display: flex;
  gap: 1.5rem;
  color: var(--on-ink-soft);
  font-size: var(--step-label);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.contact-grid a:hover {
  color: var(--lime);
}

.footer-wordmark {
  display: flex;
  flex: 1;
  align-items: flex-end;
  padding-top: clamp(4rem, 7vw, 7rem);
  overflow: hidden;
}

.footer-wordmark img {
  width: 100%;
  filter: saturate(0) brightness(3.2);
  transform: translateY(calc(38% - var(--footer-reveal, 0) * 38%));
  will-change: transform;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.35rem;
  border-top: 1px solid var(--ink-line);
  color: var(--on-ink-faint);
  font-size: var(--step-label);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1050px) {
  /* quatro colunas nao cabem: e-mail, whatsapp, instagram e legal em 2x2 */
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 2.25rem;
  }

  :root {
    --shell: min(calc(100% - 3rem), 1416px);
  }

  .desktop-nav,
  .header-cta {
    display: none;
  }

  .site-header {
    grid-template-columns: 1fr auto;
  }

  .menu-button {
    display: block;
  }

  .hero-wordmark {
    width: 86vw;
  }

  .hero-statue {
    width: min(46vw, 34rem);
  }

  .hero-copy {
    width: min(24rem, 38vw);
  }

  .intro-layout,
  .services-head {
    gap: 4rem;
  }

  .service-row {
    grid-template-columns: 2.5rem minmax(0, 1fr) minmax(12rem, 0.42fr) 1.5rem;
  }

  .method-copy {
    position: static;
  }
}

@media (max-width: 760px) {
  :root {
    --shell: calc(100% - 2rem);
    --header-h: 4.25rem;
    --section-pad: clamp(5.5rem, 16vw, 8rem);
    --panel-radius: 1.25rem;
  }

  .nav-logo {
    width: 5.2rem;
  }

  .hero {
    position: relative;
    min-height: 50rem;
    transform: none;
    filter: none;
  }

  .hero::before {
    background-size: 50% 100%, 100% 50%;
  }

  .hero-wordmark {
    top: 7rem;
    width: 118vw;
  }

  .hero-glow {
    top: 33%;
    width: 112vw;
  }

  .hero-statue {
    top: -1vh;
    width: min(114vw, 28rem);
    min-width: 0;
  }

  .hero::after {
    background: linear-gradient(to top, var(--ink) 24%, rgba(15, 15, 16, 0.6) 46%, transparent 72%);
  }

  .hero-services,
  .scroll-cue {
    display: none;
  }

  .hero-copy {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 2;
    width: auto;
    padding: 2.25rem 1rem 2.5rem;
    background: linear-gradient(to bottom, transparent, var(--ink) 14%);
  }

  .hero-copy h1 {
    max-width: 8ch;
    margin-bottom: 1rem;
    font-size: clamp(3.2rem, 15vw, 5rem);
  }

  .hero-copy > p:not(.kicker) {
    max-width: 30ch;
    margin-bottom: 1.5rem;
  }

  .intro-layout {
    display: block;
    min-height: 0;
    padding-block: var(--section-pad);
  }

  .intro-title {
    max-width: 13ch;
    margin-top: 3rem;
    font-size: clamp(2.9rem, 12.5vw, 4.4rem);
  }

  .intro-aside {
    max-width: 19rem;
    margin: 4rem 0 0 auto;
  }

  .services-head {
    display: block;
  }

  .services-head h2 {
    max-width: 9ch;
    margin-top: 3rem;
    font-size: clamp(3.1rem, 14vw, 5rem);
  }

  .services-head p {
    margin-top: 2rem;
  }

  .service-list {
    margin-top: 4rem;
  }

  .service-row {
    grid-template-columns: 1.9rem 1fr 1.1rem;
    gap: 0.75rem;
    padding-block: 2rem;
  }

  .service-row h3 {
    font-size: clamp(1.9rem, 8.5vw, 2.9rem);
  }

  .service-row p {
    grid-column: 2 / -1;
    max-width: 30ch;
    margin-top: 0.65rem;
  }

  .service-arrow {
    grid-area: 1 / 3 / 2 / 4;
    align-self: start;
    padding-top: 0.35rem;
  }

  .service-number {
    padding-top: 0.3rem;
  }

  .service-row:hover h3 {
    transform: none;
  }

  .method-layout {
    display: block;
  }

  .method-copy h2 {
    margin-top: 3rem;
    font-size: clamp(3.1rem, 14vw, 5rem);
  }

  .method-steps {
    gap: 2.5rem;
    padding-top: 4.5rem;
  }

  .method-steps span {
    font-size: 3.1rem;
  }

  .manifesto-inner {
    min-height: 0;
  }

  .manifesto h2 {
    max-width: 11ch;
    margin-bottom: 3.5rem;
    font-size: clamp(3rem, 13.5vw, 4.8rem);
  }

  .manifesto-bottom p {
    max-width: 30ch;
    margin-left: 0;
  }

  .contact,
  .contact-inner {
    min-height: 0;
  }

  .contact h2 {
    font-size: clamp(3.1rem, 14vw, 5rem);
  }

  .contact-link {
    font-size: 2.6rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 4.5rem;
  }

  .contact-legal {
    margin-top: 1rem;
  }

  .footer-wordmark {
    padding-top: 5rem;
  }

  .footer-wordmark img {
    width: 124%;
    max-width: none;
  }

  .site-footer {
    font-size: 0.56rem;
  }

  .site-footer span:last-child {
    text-align: right;
  }
}

@media (max-width: 420px) {
  .button {
    width: 100%;
  }

  .contact-link {
    font-size: 2.3rem;
  }

  .contact-grid > a span {
    font-size: 0.85rem;
  }
}

/* ==========================================================================
   Reduced motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
    scroll-behavior: auto !important;
  }

  .hero {
    position: relative;
    transform: none;
    filter: none;
  }

  .js .reveal,
  .js [data-split] .word > span {
    opacity: 1;
    transform: none;
  }

  .js [data-scrub] .word > span {
    color: inherit;
  }

  .hero-statue img,
  .hero-wordmark img,
  .kicker,
  .hero-copy > p:not(.kicker),
  .hero-services li {
    opacity: 1;
    transform: none;
    clip-path: none;
  }

  .method-steps i::after {
    transform: scaleX(1);
  }

  body::after {
    animation: none;
  }
}