/* =========================================================================
   CasaWork · Onboarding — Landing
   Direção: revista editorial + favo de mel + a "casa" (madeira quente)
   Display: Fraunces · Corpo: Hanken Grotesk · Dados/rótulos: Spline Sans Mono
   ========================================================================= */

:root {
  /* — Paleta extraída do mundo da marca — */
  --petrol-900: #0c2624;
  --petrol-800: #103330;
  --petrol-700: #143c38;
  --oak:        #be8a4e;
  --oak-soft:   #d8b483;
  --paper:      #f4eee3;
  --paper-2:    #ece3d3;
  --sand:       #e4d7c1;
  --ink:        #1b1813;
  --ink-soft:   #4a443b;
  --line:       #d7c9b2;
  --line-dark:  rgba(216, 180, 131, 0.18);

  /* — Tipografia — */
  --display: "Fraunces", Georgia, "Times New Roman", serif;
  --body:    "Hanken Grotesk", system-ui, -apple-system, sans-serif;
  --mono:    "Spline Sans Mono", ui-monospace, "SFMono-Regular", monospace;

  /* — Escala — */
  --step--1: clamp(0.82rem, 0.79rem + 0.12vw, 0.9rem);
  --step-0:  clamp(1rem, 0.96rem + 0.2vw, 1.12rem);
  --step-1:  clamp(1.2rem, 1.1rem + 0.5vw, 1.45rem);
  --step-2:  clamp(1.5rem, 1.3rem + 1vw, 2.1rem);
  --step-3:  clamp(2.1rem, 1.7rem + 2vw, 3.4rem);
  --step-4:  clamp(2.8rem, 2rem + 4vw, 5.6rem);

  --maxw: 1200px;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --radius: 4px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

body {
  font-family: var(--body);
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 2px solid var(--oak); outline-offset: 3px; border-radius: 2px; }

/* ---------- Tokens utilitários ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }

.eyebrow {
  font-family: var(--mono);
  font-size: var(--step--1);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--oak);
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
}
.eyebrow::before {
  content: "";
  width: 1.6em; height: 1px;
  background: var(--oak);
  opacity: 0.7;
}
.eyebrow--center::before { display: none; }

h1, h2, h3 { font-family: var(--display); font-weight: 400; line-height: 1.04; letter-spacing: -0.015em; }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--body);
  font-weight: 600;
  font-size: var(--step-0);
  line-height: 1;
  padding: 1.05em 1.7em;
  border-radius: 100px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), box-shadow 0.25s var(--ease), color 0.25s var(--ease);
  text-align: center;
}
.btn svg { width: 1.15em; height: 1.15em; flex: none; }
.btn--primary { background: var(--oak); color: #1c130a; box-shadow: 0 10px 30px -12px rgba(190, 138, 78, 0.8); }
.btn--primary:hover { background: var(--oak-soft); transform: translateY(-2px); box-shadow: 0 16px 36px -12px rgba(190, 138, 78, 0.9); }
.btn--ghost { border-color: currentColor; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--paper); transform: translateY(-2px); }
.on-dark .btn--ghost, .btn--ghost-light { color: var(--paper); }
.on-dark .btn--ghost:hover, .btn--ghost-light:hover { background: var(--paper); color: var(--petrol-900); }

/* ---------- Navegação ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem var(--gutter);
  transition: background 0.4s var(--ease), padding 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.nav.scrolled {
  background: rgba(244, 238, 227, 0.86);
  backdrop-filter: blur(12px);
  padding-block: 0.7rem;
  box-shadow: 0 1px 0 var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--paper); transition: color 0.4s var(--ease); }
.nav.scrolled .brand { color: var(--ink); }
.brand__mark { width: 30px; height: 28px; flex: none; fill: currentColor; }
.brand__name { font-family: var(--display); font-size: 1.15rem; letter-spacing: 0.02em; }
.brand__name b { font-weight: 600; letter-spacing: 0.14em; font-size: 0.82em; }

.nav__links { display: flex; align-items: center; gap: 2rem; }
.nav__links a:not(.btn) {
  font-family: var(--mono);
  font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--paper); opacity: 0.82;
  transition: opacity 0.25s var(--ease), color 0.4s var(--ease);
}
.nav.scrolled .nav__links a:not(.btn) { color: var(--ink-soft); }
.nav__links a:not(.btn):hover { opacity: 1; color: var(--oak); }
.nav .btn { padding: 0.7em 1.2em; font-size: 0.85rem; }

.nav__toggle { display: none; background: none; border: 0; cursor: pointer; padding: 0.4rem; }
.nav__toggle span { display: block; width: 26px; height: 2px; background: var(--paper); margin: 5px 0; transition: 0.3s var(--ease); }
.nav.scrolled .nav__toggle span { background: var(--ink); }

/* ---------- HERO (editorial + faixa cinematográfica) ---------- */
.hero {
  position: relative;
  background: var(--petrol-900);
  color: var(--paper);
  overflow: hidden;
  padding: clamp(7rem, 12vw, 9.5rem) 0 clamp(1.5rem, 4vw, 3rem);
}
.hero__inner {
  position: relative; z-index: 3;
  width: 100%; max-width: var(--maxw); margin-inline: auto;
  padding-inline: var(--gutter);
}
.hero__masthead {
  display: flex; justify-content: space-between; align-items: baseline; gap: 1rem;
  border-bottom: 1px solid var(--line-dark);
  padding-bottom: 1rem; margin-bottom: clamp(1.8rem, 4vw, 3rem);
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--oak-soft);
}
.hero__masthead span:last-child { opacity: 0.6; }
.hero h1 {
  font-size: var(--step-4);
  font-optical-sizing: auto;
  font-variation-settings: "SOFT" 40, "opsz" 100;
  max-width: 17ch;
  margin-bottom: clamp(1.5rem, 4vw, 2.4rem);
}
.hero h1 em { font-style: italic; color: var(--oak-soft); font-weight: 300; }
.hero__row {
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
  gap: 1.5rem 2.5rem; margin-bottom: clamp(2.2rem, 5vw, 3.5rem);
}
.hero__sub { font-size: var(--step-1); max-width: 38ch; color: rgba(244,238,227,0.82); line-height: 1.45; font-weight: 300; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.9rem; align-items: center; }

.hero__strip {
  position: relative;
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid rgba(216,180,131,0.22);
  box-shadow: 0 40px 80px -42px rgba(0,0,0,0.75);
}
.hero__strip img {
  width: 100%; aspect-ratio: 2.45 / 1;
  object-fit: cover; object-position: center 38%;
  display: block;
}
.hero__strip::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(12,38,36,0.35), transparent 35%);
}
.hero__strip figcaption {
  position: absolute; z-index: 2; left: 1.1rem; right: 1.1rem; bottom: 1rem;
  display: flex; justify-content: space-between; gap: 1rem;
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--paper); text-shadow: 0 1px 10px rgba(0,0,0,0.7);
}

.hero__glow {
  position: absolute; z-index: 1; inset: 0;
  background:
    radial-gradient(55% 45% at 82% 8%, rgba(190,138,78,0.22), transparent 70%),
    radial-gradient(70% 60% at 4% 30%, rgba(20,60,56,0.8), transparent 70%);
}
.hero__comb { position: absolute; inset: 0; z-index: 0; opacity: 0.32;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='52' height='60'%3E%3Cpolygon points='26,3 47,15 47,39 26,51 5,39 5,15' fill='none' stroke='%23be8a4e' stroke-width='1'/%3E%3C/svg%3E");
  background-size: 52px 60px;
  -webkit-mask-image: radial-gradient(75% 65% at 80% 12%, #000, transparent 78%);
  mask-image: radial-gradient(75% 65% at 80% 12%, #000, transparent 78%);
}

/* ---------- Seções base ---------- */
section { position: relative; }
.section { padding-block: clamp(4.5rem, 9vw, 8.5rem); }
.section--dark { background: var(--petrol-900); color: var(--paper); }
.section--ink { background: var(--ink); color: var(--paper); }
.on-dark { color: var(--paper); }

.section__head { max-width: 60ch; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section__head h2 { font-size: var(--step-3); margin-top: 1rem; font-variation-settings: "SOFT" 30, "opsz" 90; }
.section--dark .section__head h2 em, .section--ink .section__head h2 em { color: var(--oak-soft); font-style: italic; font-weight: 300; }
.section__head h2 em { font-style: italic; font-weight: 300; color: var(--oak); }
.lead { font-size: var(--step-1); font-weight: 300; line-height: 1.5; color: var(--ink-soft); max-width: 56ch; }
.section--dark .lead, .section--ink .lead { color: rgba(244,238,227,0.78); }

/* ---------- PROBLEMA ---------- */
.problem .wrap { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.problem__stat { font-family: var(--display); font-size: clamp(4rem, 10vw, 8rem); line-height: 0.9; color: var(--oak); font-variation-settings: "SOFT" 0, "opsz" 144; }
.problem__stat small { display: block; font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--oak-soft); margin-top: 1rem; line-height: 1.5; max-width: 24ch; }
.problem__body h2 { font-size: var(--step-2); margin-bottom: 1.2rem; }
.problem__body h2 em { font-style: italic; font-weight: 300; color: var(--oak-soft); }
.problem__body p { color: rgba(244,238,227,0.8); font-weight: 300; max-width: 52ch; }
.problem__body p + p { margin-top: 1rem; }

/* ---------- SOLUÇÃO ---------- */
.solution .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.solution__media { position: relative; }
.solution__media img { border-radius: var(--radius); aspect-ratio: 5/4; object-fit: cover; box-shadow: 0 30px 60px -28px rgba(27,24,19,0.5); }
.solution__media .tag {
  position: absolute; left: -0.6rem; bottom: 1.2rem;
  background: var(--ink); color: var(--paper);
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 0.6rem 1rem; border-radius: 2px;
}
.solution__body p { margin-top: 1.2rem; color: var(--ink-soft); }
.solution__body p strong { color: var(--ink); font-weight: 600; }

/* ---------- HONEYCOMB (assinatura) ---------- */
.contexts__head { text-align: center; max-width: 56ch; margin: 0 auto clamp(3rem, 6vw, 5rem); }
.contexts__head h2 { font-size: var(--step-3); margin-top: 1rem; }
.contexts__head h2 em { color: var(--oak-soft); font-style: italic; font-weight: 300; }
.contexts__head p { color: rgba(244,238,227,0.72); font-weight: 300; margin-top: 1rem; }

.comb {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1rem, 2.5vw, 2rem);
  max-width: 1000px; margin-inline: auto;
}
.cell { position: relative; padding-top: 0.5rem; text-align: center; transition: transform 0.4s var(--ease); }
.cell:hover { transform: translateY(-6px); }
.hex {
  width: clamp(96px, 14vw, 140px);
  aspect-ratio: 1 / 0.92;
  margin: 0 auto 1.4rem;
  display: grid; place-items: center;
  clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  background: linear-gradient(160deg, var(--petrol-700), var(--petrol-800));
  position: relative;
  transition: background 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.hex::after {
  content: ""; position: absolute; inset: 1px;
  clip-path: inherit;
  background: linear-gradient(160deg, var(--petrol-800), var(--petrol-900));
  z-index: 0;
}
.cell:hover .hex { box-shadow: 0 18px 40px -16px rgba(190,138,78,0.6); }
.cell:hover .hex, .cell:focus-within .hex { background: linear-gradient(160deg, var(--oak), #9a6e35); }
.cell:hover .hex::after, .cell:focus-within .hex::after { background: linear-gradient(160deg, #1b1610, #120f0a); inset: 2px; }
.hex__n { position: relative; z-index: 1; font-family: var(--mono); font-size: 1.5rem; color: var(--oak-soft); }
.cell h3 { font-size: var(--step-1); margin-bottom: 0.5rem; }
.cell h3 em { font-style: italic; font-weight: 300; color: var(--oak-soft); }
.cell p { font-size: var(--step--1); color: rgba(244,238,227,0.66); font-weight: 300; max-width: 22ch; margin-inline: auto; }

/* ---------- DOSSIÊ (entregáveis) ---------- */
.dossier .wrap { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.dossier__doc {
  position: sticky; top: 6rem;
  background: linear-gradient(170deg, var(--petrol-900), var(--petrol-800));
  color: var(--paper);
  border-radius: var(--radius);
  padding: clamp(1.8rem, 4vw, 2.6rem);
  border: 1px solid var(--line-dark);
  box-shadow: 0 40px 70px -34px rgba(12,38,36,0.7);
}
.dossier__doc .stamp { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--oak-soft); display: flex; justify-content: space-between; border-bottom: 1px solid var(--line-dark); padding-bottom: 0.9rem; margin-bottom: 1.4rem; }
.dossier__doc h3 { font-size: var(--step-2); line-height: 1.05; }
.dossier__doc h3 em { font-style: italic; font-weight: 300; color: var(--oak-soft); }
.dossier__doc p { font-size: var(--step--1); color: rgba(244,238,227,0.7); margin-top: 1rem; font-weight: 300; }
.dossier__doc .mark { width: 34px; height: 32px; margin-top: 1.6rem; color: var(--oak); fill: currentColor; }

.dossier__list { list-style: none; padding: 0; counter-reset: d; }
.dossier__list li {
  display: grid; grid-template-columns: auto 1fr; gap: 1.2rem; align-items: baseline;
  padding: 1.3rem 0; border-bottom: 1px solid var(--line);
}
.dossier__list li:first-child { padding-top: 0; }
.dossier__list li::before {
  counter-increment: d; content: counter(d, decimal-leading-zero);
  font-family: var(--mono); font-size: 0.8rem; color: var(--oak); letter-spacing: 0.05em;
}
.dossier__list h4 { font-family: var(--display); font-weight: 500; font-size: var(--step-1); line-height: 1.2; }
.dossier__list span { display: block; color: var(--ink-soft); font-size: var(--step--1); margin-top: 0.25rem; }

/* ---------- IMPACTO ---------- */
.impact__cols { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 4vw, 3rem); }
.impact__card { background: var(--petrol-800); border: 1px solid var(--line-dark); border-radius: var(--radius); padding: clamp(1.6rem, 3.5vw, 2.4rem); }
.impact__card .who { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--oak-soft); }
.impact__card h3 { font-size: var(--step-2); margin: 0.8rem 0 1.4rem; }
.impact__card h3 em { font-style: italic; font-weight: 300; color: var(--oak-soft); }
.impact__card ul { list-style: none; padding: 0; }
.impact__card li { padding: 1rem 0; border-top: 1px solid var(--line-dark); }
.impact__card li b { display: block; font-family: var(--display); font-weight: 500; font-size: var(--step-0); color: var(--paper); margin-bottom: 0.2rem; }
.impact__card li span { color: rgba(244,238,227,0.68); font-size: var(--step--1); font-weight: 300; }
.impact__quote {
  margin-top: clamp(2.5rem, 5vw, 4rem); text-align: center; max-width: 46ch; margin-inline: auto;
  font-family: var(--display); font-style: italic; font-weight: 300; font-size: var(--step-2); line-height: 1.3; color: var(--oak-soft);
}

/* ---------- A CASA (atmosfera) ---------- */
.casa .section__head { text-align: center; max-width: 56ch; margin-inline: auto; }
.casa__gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.casa__gallery figure { position: relative; overflow: hidden; border-radius: var(--radius); aspect-ratio: 4 / 3; }
.casa__gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease); }
.casa__gallery figure:hover img { transform: scale(1.04); }
.casa__gallery figcaption {
  position: absolute; left: 1rem; bottom: 1rem;
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--paper); background: rgba(12,38,36,0.65); padding: 0.4rem 0.7rem; border-radius: 2px;
  backdrop-filter: blur(4px);
}
.casa__a { grid-row: span 2; }

/* ---------- OUTRAS IMERSÕES (ciclo) ---------- */
.cycle__intro { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 5vw, 4rem); align-items: end; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.cycle__intro p { color: var(--ink-soft); font-weight: 300; }
.cycle__track { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.stage {
  background: var(--paper); padding: clamp(1.3rem, 2.5vw, 2rem) clamp(1.1rem, 2vw, 1.6rem);
  display: flex; flex-direction: column; gap: 0.8rem; min-height: 230px;
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
}
.stage:hover { background: var(--paper-2); }
.stage--active { background: var(--petrol-900); color: var(--paper); }
.stage--active:hover { background: var(--petrol-800); }
.stage__step { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--oak); display: flex; justify-content: space-between; align-items: center; }
.stage--active .stage__step { color: var(--oak-soft); }
.stage__badge { font-size: 0.6rem; border: 1px solid var(--oak); color: var(--oak); padding: 0.2em 0.6em; border-radius: 100px; letter-spacing: 0.1em; }
.stage h3 { font-size: var(--step-1); }
.stage h3 b { font-weight: 600; }
.stage p { font-size: var(--step--1); color: var(--ink-soft); font-weight: 300; margin-top: auto; }
.stage--active p { color: rgba(244,238,227,0.74); }

/* ---------- TIME ---------- */
.team__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); border-radius: var(--radius); overflow: hidden; }
.member { background: var(--petrol-900); padding: clamp(1.6rem, 3vw, 2.2rem); display: flex; flex-direction: column; }
.member__mono { font-family: var(--display); font-size: clamp(2.4rem, 5vw, 3.4rem); color: var(--oak); line-height: 1; font-variation-settings: "SOFT" 60; }
.member h3 { font-size: var(--step-1); margin: 1.2rem 0 0.2rem; }
.member__role { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--oak-soft); }
.member p { font-size: var(--step--1); color: rgba(244,238,227,0.68); font-weight: 300; margin-top: 1rem; line-height: 1.55; }

/* ---------- CTA FINAL ---------- */
.final { text-align: center; overflow: hidden; }
.final__comb { position: absolute; inset: 0; opacity: 0.28;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='52' height='60'%3E%3Cpolygon points='26,3 47,15 47,39 26,51 5,39 5,15' fill='none' stroke='%23be8a4e' stroke-width='1'/%3E%3C/svg%3E");
  background-size: 52px 60px;
  -webkit-mask-image: radial-gradient(60% 60% at 50% 50%, #000, transparent 75%);
  mask-image: radial-gradient(60% 60% at 50% 50%, #000, transparent 75%);
}
.final .wrap { position: relative; z-index: 2; }
.final h2 { font-size: var(--step-4); max-width: 16ch; margin: 1.2rem auto 1.5rem; font-variation-settings: "SOFT" 50, "opsz" 110; }
.final h2 em { font-style: italic; font-weight: 300; color: var(--oak-soft); }
.final p { font-size: var(--step-1); font-weight: 300; color: rgba(244,238,227,0.78); max-width: 44ch; margin: 0 auto 2.2rem; }
.final .btn--primary { font-size: var(--step-1); padding: 1.1em 2.2em; }
.final__phone { margin-top: 1.4rem; font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.12em; color: var(--oak-soft); }

/* ---------- FOOTER ---------- */
.footer { background: var(--ink); color: rgba(244,238,227,0.6); padding-block: clamp(2.5rem, 5vw, 3.5rem); }
.footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1.5rem; }
.footer .brand { color: var(--paper); }
.footer__meta { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; line-height: 1.8; text-align: right; }

/* ---------- WhatsApp fixo (mobile) ---------- */
.wa-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 90;
  display: none;
  padding: 0.7rem var(--gutter) calc(0.7rem + env(safe-area-inset-bottom));
  background: rgba(12,38,36,0.92); backdrop-filter: blur(10px);
  border-top: 1px solid var(--line-dark);
}
.wa-bar .btn { width: 100%; justify-content: center; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: 0.08s; }
.reveal[data-d="2"] { transition-delay: 0.16s; }
.reveal[data-d="3"] { transition-delay: 0.24s; }

/* =========================================================================
   Responsivo
   ========================================================================= */
@media (max-width: 960px) {
  .nav__links { display: none; }
  .nav__links.open {
    display: flex; flex-direction: column; align-items: flex-start; gap: 1.5rem;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--paper); padding: 1.5rem var(--gutter) 2rem;
    box-shadow: 0 20px 40px -20px rgba(0,0,0,0.3);
  }
  .nav__links.open a:not(.btn) { color: var(--ink); }
  .nav__links.open .btn { width: 100%; justify-content: center; }
  .nav__toggle { display: block; }

  .hero__strip img { aspect-ratio: 16 / 10; }

  .problem .wrap, .solution .wrap, .dossier .wrap { grid-template-columns: 1fr; }
  .dossier__doc { position: static; }
  .comb { grid-template-columns: repeat(2, 1fr); gap: 2rem 1rem; }
  .impact__cols { grid-template-columns: 1fr; }
  .cycle__intro { grid-template-columns: 1fr; gap: 1rem; }
  .cycle__track { grid-template-columns: 1fr; }
  .casa__gallery { grid-template-columns: 1fr; }
  .casa__a { grid-row: auto; }
  .team__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .hero__masthead { flex-direction: column; gap: 0.3rem; align-items: flex-start; font-size: 0.62rem; letter-spacing: 0.14em; }
  .hero__row { flex-direction: column; align-items: stretch; }
  .hero__sub { font-size: var(--step-0); max-width: none; }
  .hero__actions { width: 100%; }
  .hero__actions .btn { flex: 1 1 100%; justify-content: center; }
  .hero__strip img { aspect-ratio: 4 / 5; }
  .wa-bar { display: block; }
  body { padding-bottom: 4.5rem; }
  .team__grid { grid-template-columns: 1fr; }
  .nav .btn { display: none; }
  .footer .wrap { flex-direction: column; align-items: flex-start; text-align: left; }
  .footer__meta { text-align: left; }
}