/* =========================================================
   VINHAL ARQUITETURA — Design System
   Editorial · Preto & Branco · Minimalista
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@300;400;500;600;700&family=Inter:wght@300;400;500&family=Bebas+Neue&family=Instrument+Sans:wdth,wght@75,300..500&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --c-bg:      #ffffff;
  --c-dark:    #111111;
  --c-mid:     #777777;
  --c-light:   #f6f6f6;
  --c-border:  #e2e2e2;

  --f-serif: 'Syne', system-ui, sans-serif;
  --f-sans:  'Inter', system-ui, sans-serif;

  --nav-h:   68px;
  --max-w:   1240px;
  --pad:     clamp(1.5rem, 5vw, 4rem);
  --ease:    cubic-bezier(.4,0,.2,1);
  --ease-out: cubic-bezier(0,0,.2,1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--f-sans);
  background: var(--c-bg);
  color: var(--c-dark);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img   { display: block; width: 100%; height: 100%; object-fit: cover; }
a     { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul    { list-style: none; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* =========================================================
   HEADER / NAV
   ========================================================= */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--c-border);
  z-index: 200;
}

.header__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
  text-decoration: none;
}

.logo__wordmark {
  height: clamp(18px, 2.6vw, 28px);
  width: auto;
  display: block;
  flex-shrink: 0;
}

.logo__sub {
  font-family: 'Instrument Sans', var(--f-sans);
  font-size: clamp(.4rem, .85vw, .52rem);
  font-weight: 300;
  letter-spacing: .38em;
  text-transform: uppercase;
  color: var(--c-dark);
  margin-left: 1.4rem;
  line-height: 1;
  font-stretch: 75%;
  white-space: nowrap;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__link {
  font-size: .68rem;
  font-weight: 400;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--c-mid);
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.nav__link:hover,
.nav__link.active {
  color: var(--c-dark);
  border-bottom-color: var(--c-dark);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--c-dark);
  transition: transform .3s var(--ease), opacity .3s;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile nav overlay */
.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--c-bg);
  z-index: 190;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease);
}

.nav-mobile.open {
  opacity: 1;
  pointer-events: all;
}

.nav-mobile__link {
  font-family: var(--f-serif);
  font-size: clamp(2rem, 8vw, 3rem);
  font-weight: 300;
  letter-spacing: .04em;
  color: var(--c-dark);
  transition: opacity .2s;
}

.nav-mobile__link:hover { opacity: .5; }

/* =========================================================
   MAIN
   ========================================================= */
main { padding-top: var(--nav-h); }

/* =========================================================
   PAGE HEADER
   ========================================================= */
.page-header {
  padding: clamp(3rem, 8vw, 6rem) 0 clamp(2rem, 5vw, 3.5rem);
}

.page-header__eyebrow {
  font-size: .65rem;
  font-weight: 400;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-mid);
  margin-bottom: 1.25rem;
}

.page-header__title {
  font-family: var(--f-serif);
  font-size: clamp(2.6rem, 7vw, 5rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--c-dark);
  max-width: 18ch;
}

.page-header__desc {
  margin-top: 1.5rem;
  font-size: .9rem;
  font-weight: 300;
  color: var(--c-mid);
  max-width: 52ch;
  line-height: 1.7;
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  height: calc(100vh - var(--nav-h));
  min-height: clamp(380px, 100vh, 560px);
  overflow: hidden;
}

.hero__img {
  position: absolute;
  inset: 0;
}

.hero__img img { object-position: center 30%; }

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(0,0,0,.62) 0%,
    rgba(0,0,0,.38) 50%,
    rgba(0,0,0,.12) 100%
  );
}

.hero__content {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: clamp(3rem, 8vw, 5rem);
}

.hero__tag {
  font-size: .62rem;
  font-weight: 400;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: rgba(255,255,255,.6);
  margin-bottom: 1.25rem;
}

.hero__title {
  font-family: var(--f-serif);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -.01em;
  color: #ffffff;
  max-width: 16ch;
  margin-bottom: 1.75rem;
}

.hero__sub {
  font-size: .88rem;
  font-weight: 300;
  color: rgba(255,255,255,.72);
  max-width: 44ch;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  right: var(--pad);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  color: rgba(255,255,255,.45);
  font-size: .58rem;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.hero__scroll::after {
  content: '';
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,.3);
  animation: scrollLine 1.8s ease-in-out infinite;
}

@keyframes scrollLine {
  0%,100% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50%      { opacity: 1; transform: scaleY(1); transform-origin: top; }
}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--f-sans);
  font-size: .7rem;
  font-weight: 400;
  letter-spacing: .13em;
  text-transform: uppercase;
  padding: .85rem 2rem;
  border: 1px solid transparent;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
  white-space: nowrap;
}

.btn--dark {
  background: var(--c-dark);
  color: #fff;
  border-color: var(--c-dark);
}

.btn--dark:hover {
  background: #2d2d2d;
  color: #fff;
  border-color: #2d2d2d;
}

.btn--outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.55);
}

.btn--outline:hover {
  background: rgba(255,255,255,.1);
  border-color: #fff;
}

.btn--outline-dark {
  background: transparent;
  color: var(--c-dark);
  border-color: var(--c-dark);
}

.btn--outline-dark:hover {
  background: var(--c-dark);
  color: #fff;
}

.btn--ghost {
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-dark);
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  border-bottom: 1px solid var(--c-dark);
  padding-bottom: 2px;
  transition: gap .2s var(--ease), opacity .2s;
}

.btn--ghost:hover { gap: .8rem; opacity: .65; }

/* =========================================================
   SECTION LABELS & TITLES
   ========================================================= */
.section-label {
  font-size: .62rem;
  font-weight: 400;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-mid);
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--f-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--c-dark);
}

.section-desc {
  font-size: .88rem;
  font-weight: 300;
  color: var(--c-mid);
  line-height: 1.75;
  max-width: 52ch;
}

/* =========================================================
   HOME — Featured Projects
   ========================================================= */
.featured {
  padding: clamp(4rem, 10vw, 7rem) 0;
}

.featured__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 3rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.featured__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

/* Project Card */
.proj-card { display: block; cursor: pointer; }

.proj-card__img {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--c-light);
}

.proj-card__img img {
  transition: transform .65s var(--ease-out);
}

.proj-card:hover .proj-card__img img { transform: scale(1.04); }

.proj-card__info {
  padding: 1rem 0 .5rem;
}

.proj-card__name {
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-dark);
  margin-bottom: .3rem;
}

.proj-card__meta {
  font-size: .72rem;
  font-weight: 300;
  color: var(--c-mid);
}

/* =========================================================
   HOME — Manifesto
   ========================================================= */
.manifesto {
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.manifesto__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
}

.manifesto__img {
  aspect-ratio: 5/4;
  overflow: hidden;
}

.manifesto__quote {
  font-family: var(--f-serif);
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.38;
  letter-spacing: .01em;
  color: var(--c-dark);
  margin-bottom: 2rem;
}

.manifesto__author {
  font-size: .65rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-mid);
  margin-bottom: 2rem;
}

/* =========================================================
   HOME — Services
   ========================================================= */
.services {
  padding: clamp(4rem, 10vw, 7rem) 0;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3.5rem;
}

.service-item__num {
  font-family: var(--f-serif);
  font-size: 2.8rem;
  font-weight: 300;
  color: var(--c-border);
  line-height: 1;
  margin-bottom: 1.25rem;
}

.service-item__title {
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--c-dark);
  margin-bottom: .65rem;
}

.service-item__desc {
  font-size: .82rem;
  font-weight: 300;
  color: var(--c-mid);
  line-height: 1.7;
}

/* =========================================================
   HOME — Sobre teaser
   ========================================================= */
.sobre-teaser {
  padding: clamp(4rem, 10vw, 7rem) 0;
  background: var(--c-light);
}

.sobre-teaser__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
}

.sobre-teaser__img {
  aspect-ratio: 5/4;
  overflow: hidden;
}

.sobre-teaser__body {}

/* =========================================================
   PORTFOLIO PAGE
   ========================================================= */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  padding-bottom: clamp(4rem, 8vw, 7rem);
}

/* =========================================================
   SOBRE PAGE
   ========================================================= */
.sobre-hero__img {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  margin-bottom: clamp(3rem, 7vw, 5rem);
}

.sobre-arquiteto-foto {
  width: 100%;
  margin-bottom: clamp(2rem, 5vw, 4rem);
  overflow: hidden;
}

.sobre-arquiteto-foto img {
  width: 100%;
  height: auto;
  display: block;
}

.sobre-filosofia {
  padding: clamp(3rem, 7vw, 5rem) 0;
  border-top: 1px solid var(--c-border);
}

.sobre-filosofia__inner {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: clamp(2rem, 6vw, 6rem);
}

.sobre-filosofia__text {
  font-size: clamp(.9rem, 1.5vw, 1.05rem);
  font-weight: 300;
  line-height: 1.85;
  color: var(--c-dark);
}

.sobre-processo {
  padding: clamp(3rem, 7vw, 5rem) 0;
  border-top: 1px solid var(--c-border);
}

.processo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin-top: 2.5rem;
}

.processo-item__title {
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--c-dark);
  margin-bottom: .65rem;
  padding-bottom: .65rem;
  border-bottom: 1px solid var(--c-border);
}

.processo-item__text {
  font-size: .82rem;
  font-weight: 300;
  color: var(--c-mid);
  line-height: 1.75;
}

.sobre-imgs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: clamp(2rem, 5vw, 4rem) 0;
}

.sobre-imgs__item {
  aspect-ratio: 4/3;
  overflow: hidden;
}

.sobre-areas {
  padding: clamp(3rem, 7vw, 5rem) 0;
  border-top: 1px solid var(--c-border);
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin-top: 2.5rem;
}

.area-item__title {
  font-size: .85rem;
  font-weight: 500;
  margin-bottom: .6rem;
  color: var(--c-dark);
}

.area-item__text {
  font-size: .82rem;
  font-weight: 300;
  color: var(--c-mid);
  line-height: 1.7;
}

.sobre-regional {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
  border-top: 1px solid var(--c-border);
}

.regional-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 2.5rem;
}

.regional-item__label {
  font-size: .62rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-mid);
  margin-bottom: .75rem;
}

.regional-item__title {
  font-size: .9rem;
  font-weight: 500;
  margin-bottom: .5rem;
  color: var(--c-dark);
}

.regional-item__text {
  font-size: .82rem;
  font-weight: 300;
  color: var(--c-mid);
  line-height: 1.7;
}

.sobre-quote {
  padding: clamp(4rem, 9vw, 6rem) 0;
  border-top: 1px solid var(--c-border);
  text-align: center;
}

.sobre-quote blockquote {
  font-family: var(--f-serif);
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.4;
  color: var(--c-dark);
  max-width: 28ch;
  margin: 0 auto 1.5rem;
}

.sobre-quote cite {
  font-style: normal;
  font-size: .65rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-mid);
}

/* =========================================================
   DEPOIMENTOS PAGE
   ========================================================= */
.testimonials-list {
  padding-bottom: clamp(4rem, 8vw, 6rem);
}

.testimonial-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: clamp(1rem, 3vw, 2rem);
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--c-border);
  align-items: start;
}

.testimonial-item:first-child { border-top: 1px solid var(--c-border); }

.testimonial-item__photo {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
}

.testimonial-item__photo img { object-position: top; }

.testimonial-item__quote {
  font-family: var(--f-serif);
  font-size: clamp(1.05rem, 2.5vw, 1.4rem);
  font-weight: 300;
  line-height: 1.55;
  color: var(--c-dark);
  margin-bottom: 1.25rem;
}

.testimonial-item__name {
  font-size: .78rem;
  font-weight: 500;
  color: var(--c-dark);
  margin-bottom: .2rem;
}

.testimonial-item__role {
  font-size: .68rem;
  font-weight: 300;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-mid);
}

.dep-cta {
  background: var(--c-light);
  padding: clamp(4rem, 9vw, 7rem) 0;
  text-align: center;
}

.dep-cta__title {
  font-family: var(--f-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
  line-height: 1.15;
  color: var(--c-dark);
  margin-bottom: 1.25rem;
}

.dep-cta__sub {
  font-size: .88rem;
  font-weight: 300;
  color: var(--c-mid);
  max-width: 44ch;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

/* =========================================================
   CONTATO PAGE
   ========================================================= */
.contato-services {
  padding: clamp(3rem, 7vw, 5rem) 0;
  border-bottom: 1px solid var(--c-border);
}

.contato-services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin-top: 3rem;
}

.cs-item__num {
  font-family: var(--f-serif);
  font-size: 3rem;
  font-weight: 300;
  color: var(--c-border);
  line-height: 1;
  margin-bottom: 1.5rem;
}

.cs-item__title {
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--c-dark);
  margin-bottom: .65rem;
}

.cs-item__desc {
  font-size: .82rem;
  font-weight: 300;
  color: var(--c-mid);
  line-height: 1.7;
}

.contato-dep {
  padding: clamp(3rem, 7vw, 5rem) 0;
  border-bottom: 1px solid var(--c-border);
}

.contato-dep__label {
  font-size: .62rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-mid);
  text-align: center;
  margin-bottom: 2.5rem;
}

.contato-dep__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contato-dep-item__quote {
  font-family: var(--f-serif);
  font-size: clamp(1.1rem, 2.2vw, 1.5rem);
  font-weight: 300;
  line-height: 1.5;
  color: var(--c-dark);
  margin-bottom: 1rem;
}

.contato-dep-item__attr {
  font-size: .68rem;
  font-weight: 300;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-mid);
}

.contato-section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.contato-section__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(3rem, 8vw, 8rem);
}

.contato-info__title {
  font-family: var(--f-serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 300;
  margin-bottom: 2rem;
  line-height: 1.25;
}

.contato-whatsapp {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  font-size: .7rem;
  font-weight: 400;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-dark);
  border: 1px solid var(--c-dark);
  padding: .85rem 1.5rem;
  margin-bottom: 2.5rem;
  transition: background .2s, color .2s;
}

.contato-whatsapp:hover { background: var(--c-dark); color: #fff; }

.ci-item { margin-bottom: 1.5rem; }

.ci-item__label {
  font-size: .58rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-mid);
  margin-bottom: .35rem;
}

.ci-item__value {
  font-size: .85rem;
  font-weight: 300;
  color: var(--c-dark);
  line-height: 1.6;
}

.ci-item__value a { transition: opacity .2s; }
.ci-item__value a:hover { opacity: .6; }

.contato-respond {
  font-size: .82rem;
  font-weight: 300;
  color: var(--c-mid);
  margin-top: 2rem;
}

.contato-form__title {
  font-family: var(--f-serif);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 2rem;
}

.form-field { margin-bottom: 1.5rem; }

.form-field label {
  display: block;
  font-size: .62rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #444;
  margin-bottom: .5rem;
}

.form-field input,
.form-field textarea {
  width: 100%;
  border: none;
  border-bottom: 1.5px solid #888;
  padding: .65rem 0;
  font-family: var(--f-sans);
  font-size: .88rem;
  font-weight: 300;
  color: var(--c-dark);
  background: transparent;
  outline: none;
  transition: border-color .2s;
  border-radius: 0;
  -webkit-appearance: none;
}

.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--c-mid); font-weight: 300; }

.form-field input:focus,
.form-field textarea:focus { border-bottom-color: #111; outline: none; }

.form-field textarea { resize: vertical; min-height: 80px; }

.toggle-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .5rem;
  margin-top: .25rem;
}

.toggle-group--3 { grid-template-columns: 1fr; }

.toggle-btn {
  font-family: var(--f-sans);
  font-size: .65rem;
  font-weight: 400;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-mid);
  border: 1px solid var(--c-border);
  padding: .65rem .75rem;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, color .2s, background .2s;
  background: transparent;
}

.toggle-btn:hover { border-color: var(--c-dark); color: var(--c-dark); }

.toggle-btn.active {
  background: var(--c-dark);
  color: #fff;
  border-color: var(--c-dark);
}

.form-submit { margin-top: 2rem; }
.form-submit .btn { width: 100%; justify-content: center; }

.form-privacy {
  font-size: .72rem;
  font-weight: 300;
  color: var(--c-mid);
  margin-top: .75rem;
  text-align: center;
}

/* =========================================================
   PROJETO DETAIL
   ========================================================= */
/* ── Projeto intro dark ─────────────────────────────── */
.proj-intro {
  background: var(--c-dark);
}

.proj-intro .proj-back         { border-bottom-color: rgba(255,255,255,.1); }
.proj-intro .proj-back a       { color: rgba(255,255,255,.35); }
.proj-intro .proj-back a:hover { color: rgba(255,255,255,.8); }

.proj-intro .proj-detail-header__cat   { color: rgba(255,255,255,.35); }
.proj-intro .proj-detail-header__title { color: #fff; }
.proj-intro .proj-detail-header__desc  { color: rgba(255,255,255,.55); }
.proj-intro .proj-meta-item__label     { color: rgba(255,255,255,.3); }
.proj-intro .proj-meta-item__value     { color: rgba(255,255,255,.85); }

.proj-intro .proj-conceito             { border-top-color: rgba(255,255,255,.1); }
.proj-intro .proj-conceito__box        { border-color: rgba(255,255,255,.12); }
.proj-intro .proj-conceito__title      { color: #fff; }
.proj-intro .proj-conceito__text       { color: rgba(255,255,255,.55); }

/* ── Proj back ──────────────────────────────────────── */
.proj-back {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--c-border);
}

.proj-back a {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .65rem;
  font-weight: 400;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-mid);
  transition: color .2s, gap .2s;
}

.proj-back a:hover { color: var(--c-dark); gap: .75rem; }

.proj-detail-header {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: start;
}

.proj-detail-header__cat {
  font-size: .62rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-mid);
  margin-bottom: 1rem;
}

.proj-detail-header__title {
  font-family: var(--f-serif);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--c-dark);
  margin-bottom: 1.25rem;
}

.proj-detail-header__desc {
  font-size: .9rem;
  font-weight: 300;
  color: var(--c-mid);
  line-height: 1.75;
  max-width: 50ch;
}

.proj-detail-header__meta { min-width: 200px; }

.proj-meta-item { margin-bottom: 1.5rem; }

.proj-meta-item__label {
  font-size: .58rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-mid);
  margin-bottom: .3rem;
}

.proj-meta-item__value {
  font-size: .88rem;
  font-weight: 300;
  color: var(--c-dark);
  line-height: 1.55;
}

.proj-conceito {
  border-top: 1px solid var(--c-border);
  padding: clamp(2.5rem, 6vw, 4rem) 0;
}

.proj-conceito__box {
  border: 1px solid var(--c-border);
  padding: 2rem 2.5rem;
  max-width: 680px;
}

.proj-conceito__title {
  font-family: var(--f-serif);
  font-size: 1.4rem;
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--c-dark);
}

.proj-conceito__text {
  font-size: .88rem;
  font-weight: 300;
  color: var(--c-mid);
  line-height: 1.8;
}

.proj-gallery {
  border-top: 1px solid var(--c-border);
  padding: clamp(2.5rem, 6vw, 4rem) 0;
}

.proj-gallery__title {
  font-family: var(--f-serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 2rem;
}

.gallery-hero {
  width: 100%;
  aspect-ratio: 16/8;
  overflow: hidden;
  margin-bottom: .5rem;
  cursor: pointer;
}

.gallery-hero img { transition: transform .6s var(--ease-out); }
.gallery-hero:hover img { transform: scale(1.02); }

.gallery-caption {
  font-size: .62rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-mid);
  margin-bottom: 1.5rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.gallery-grid__item {
  aspect-ratio: 4/3;
  overflow: hidden;
  cursor: pointer;
}

.gallery-grid__item img { transition: transform .6s var(--ease-out); }
.gallery-grid__item:hover img { transform: scale(1.04); }

.gallery-single {
  aspect-ratio: 16/7;
  overflow: hidden;
  cursor: pointer;
  margin-bottom: 1.5rem;
}

.proj-material {
  border-top: 1px solid var(--c-border);
  padding: clamp(2rem, 5vw, 3rem) 0;
}

.proj-material__title {
  font-family: var(--f-serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.material-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
}

.material-tag {
  font-size: .62rem;
  font-weight: 400;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-dark);
  border: 1px solid var(--c-border);
  padding: .5rem 1rem;
}

.proj-nav {
  border-top: 1px solid var(--c-border);
  padding: clamp(2rem, 5vw, 3rem) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.93);
  z-index: 500;
  align-items: center;
  justify-content: center;
}

.lightbox.open { display: flex; }

.lightbox__img {
  max-width: 90vw;
  max-height: 88vh;
  object-fit: contain;
  width: auto;
  height: auto;
}

.lightbox__close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 1.5rem;
  color: rgba(255,255,255,.65);
  cursor: pointer;
  line-height: 1;
  transition: color .2s;
}

.lightbox__close:hover { color: #fff; }

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.8rem;
  color: rgba(255,255,255,.55);
  cursor: pointer;
  padding: 1rem 1.4rem;
  transition: color .2s, transform .2s;
  line-height: 1;
  user-select: none;
}

.lightbox__prev { left: 1rem; }
.lightbox__next { right: 1rem; }

.lightbox__nav:hover {
  color: #fff;
  transform: translateY(-50%) scale(1.15);
}

.lightbox__nav:disabled {
  opacity: .2;
  cursor: default;
  pointer-events: none;
}

.lightbox__counter {
  position: absolute;
  bottom: 1.2rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: .72rem;
  letter-spacing: .15em;
  color: rgba(255,255,255,.5);
  font-family: var(--f-sans);
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: #f8f8f7;
  padding: clamp(2.5rem, 5vw, 4rem) 0 clamp(1.5rem, 3vw, 2rem);
}

.footer .container {
  border-top: 8px solid var(--c-dark);
  padding-top: clamp(2rem, 4vw, 3rem);
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr) auto;
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer__col-label {
  font-size: .58rem;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-mid);
  margin-bottom: .85rem;
}

.footer__col-line {
  font-size: .82rem;
  font-weight: 300;
  color: var(--c-dark);
  line-height: 1.75;
  display: block;
  transition: opacity .2s;
}

.footer__col-line:hover { opacity: .55; }

.footer__social-row {
  display: flex;
  gap: 1rem;
  margin-top: .25rem;
}

.footer__social-link {
  color: var(--c-dark);
  opacity: .6;
  transition: opacity .2s;
  display: flex;
  align-items: center;
}

.footer__social-link:hover { opacity: 1; }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-border);
  gap: 1rem;
  flex-wrap: wrap;
}

.footer__copy,
.footer__credits {
  font-size: .7rem;
  font-weight: 300;
  color: var(--c-mid);
}

.footer__credits {
  letter-spacing: .06em;
  text-transform: uppercase;
}

/* =========================================================
   FADE-IN ON SCROLL
   ========================================================= */
/* =========================================================
   VIEW TRANSITIONS (MPA)
   ========================================================= */
@view-transition { navigation: auto; }

::view-transition-old(root) {
  animation: vt-fade-out .25s ease forwards;
}
::view-transition-new(root) {
  animation: vt-fade-in .35s ease forwards;
}

@keyframes vt-fade-out {
  to { opacity: 0; transform: translateY(6px); }
}
@keyframes vt-fade-in {
  from { opacity: 0; transform: translateY(-6px); }
}

/* =========================================================
   FADE-UP + STAGGER
   ========================================================= */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity  .7s var(--ease-out),
    transform .7s var(--ease-out);
  transition-delay: calc(var(--stagger, 0) * 90ms);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================================
   CLIP-PATH REVEAL (títulos hero e page-header)
   ========================================================= */
@keyframes reveal-clip {
  from { clip-path: inset(0 0 100% 0); opacity: 0; }
  to   { clip-path: inset(0 0 0%   0); opacity: 1; }
}

.hero__title,
.page-header__title {
  animation: reveal-clip .9s cubic-bezier(.16,1,.3,1) .1s both;
}

.hero__tag,
.hero__sub,
.page-header__desc {
  animation: reveal-clip .8s cubic-bezier(.16,1,.3,1) .3s both;
}

/* =========================================================
   GLASS CTA (full-width, antes do footer)
   ========================================================= */
.glass-cta {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.glass-cta__bg {
  position: absolute;
  inset: 0;
}

.glass-cta__bg img {
  object-position: center 40%;
  transition: transform 8s ease;
}

.glass-cta:hover .glass-cta__bg img {
  transform: scale(1.04);
}

.glass-cta__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(0,0,0,.55) 0%,
    rgba(0,0,0,.3) 100%
  );
}

.glass-cta__content {
  position: relative;
  width: 100%;
  padding: clamp(3rem, 8vw, 5rem) 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.glass-cta__card {
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,.18);
  padding: clamp(2.5rem, 5vw, 4rem) clamp(2rem, 6vw, 5rem);
  text-align: center;
  max-width: 620px;
  width: 100%;
}

.glass-cta__label {
  font-size: .62rem;
  font-weight: 400;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: rgba(255,255,255,.65);
  margin-bottom: 1.25rem;
}

.glass-cta__title {
  font-family: var(--f-serif);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: -.01em;
  color: #fff;
  margin-bottom: 1.25rem;
}

.glass-cta__sub {
  font-size: .88rem;
  font-weight: 300;
  color: rgba(255,255,255,.75);
  line-height: 1.7;
  max-width: 40ch;
  margin: 0 auto 2rem;
}

.glass-cta .btn--outline {
  padding: .9rem 2.25rem;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 900px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .processo-grid  { grid-template-columns: repeat(2, 1fr); }
  .areas-grid     { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 960px) {
  .featured__grid          { grid-template-columns: 1fr 1fr; }
  .services__grid          { grid-template-columns: 1fr 1fr; }
  .contato-services__grid  { grid-template-columns: 1fr 1fr; }
  .sobre-filosofia__inner  { grid-template-columns: 1fr; }
  .manifesto__inner        { grid-template-columns: 1fr; }
  .sobre-teaser__inner     { grid-template-columns: 1fr; }
  .contato-section__inner  { grid-template-columns: 1fr; }
  .contato-dep__grid       { grid-template-columns: 1fr; }
  .proj-detail-header      { grid-template-columns: 1fr; }
  .proj-detail-header__meta {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
}

@media (max-width: 720px) {
  .nav               { display: none; }
  .nav-toggle        { display: flex; }
  .nav-mobile        { display: flex; }
  .featured__grid    { grid-template-columns: 1fr; }
  .portfolio-grid    { grid-template-columns: 1fr; }
  .services__grid    { grid-template-columns: 1fr; }
  .contato-services__grid { grid-template-columns: 1fr; }
  .footer__grid      { grid-template-columns: 1fr 1fr; }
  .gallery-grid      { grid-template-columns: 1fr; }
  .areas-grid        { grid-template-columns: 1fr; }
  .processo-grid     { grid-template-columns: 1fr; }
  .sobre-imgs        { grid-template-columns: 1fr; }
  .regional-grid     { grid-template-columns: 1fr; }
  .toggle-group      { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .footer__grid      { grid-template-columns: 1fr; }
  .proj-detail-header__meta { grid-template-columns: 1fr 1fr; }
}

/* =========================================================
   WHATSAPP MODAL
   ========================================================= */

.wa-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s var(--ease);
}

.wa-modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.wa-modal {
  background: #fff;
  max-width: 440px;
  width: 100%;
  padding: 2.5rem;
  position: relative;
  transform: translateY(20px);
  transition: transform .3s var(--ease);
}

.wa-modal-overlay.open .wa-modal {
  transform: translateY(0);
}

.wa-modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--c-mid);
  cursor: pointer;
  background: none;
  border: none;
  padding: .2rem .5rem;
  transition: color .2s;
}
.wa-modal__close:hover { color: var(--c-dark); }

.wa-modal__icon {
  width: 44px;
  height: 44px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.wa-modal__icon svg { fill: #fff; }

.wa-modal__title {
  font-family: var(--f-serif);
  font-size: 1.6rem;
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: .5rem;
}

.wa-modal__sub {
  font-size: .85rem;
  color: var(--c-mid);
  margin-bottom: 1.5rem;
}

.wa-modal form .form-field { margin-bottom: 1rem; }

.wa-modal .form-field label {
  display: block;
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-mid);
  margin-bottom: .35rem;
}

.wa-modal .form-field input {
  width: 100%;
  border: 1px solid var(--c-border);
  padding: .7rem 1rem;
  font-family: var(--f-sans);
  font-size: .95rem;
  background: #fff;
  outline: none;
  transition: border-color .2s;
}
.wa-modal .form-field input:focus { border-color: var(--c-dark); }

.wa-modal__btn {
  width: 100%;
  background: #25D366;
  color: #fff;
  border: none;
  padding: .85rem 1.5rem;
  font-family: var(--f-sans);
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  cursor: pointer;
  margin-top: .5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  transition: background .2s;
}
.wa-modal__btn:hover { background: #1fba58; }

/* =========================================================
   WHATSAPP FLOATING BUTTON
   ========================================================= */

.wa-float {
  position: fixed;
  bottom: 1.2rem;
  right: 1.2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--c-dark);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(0,0,0,.25);
  z-index: 8000;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s;
}

.wa-float:hover {
  transform: scale(1.1);
  background: #333;
  box-shadow: 0 6px 24px rgba(0,0,0,.35);
}

.wa-float svg { fill: #fff; flex-shrink: 0; }

/* Nav CTA button (WhatsApp) */
.nav__social {
  display: flex;
  align-items: center;
  gap: .85rem;
  margin-left: .5rem;
}

.nav__social-link {
  color: var(--c-dark);
  opacity: .65;
  display: flex;
  align-items: center;
  transition: opacity .2s;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

.nav__social-link:hover { opacity: 1; }

@media (max-width: 768px) { .nav__social { display: none; } }

/* =========================================================
   CONTATO HERO
   ========================================================= */

.contato-hero {
  position: relative;
  height: clamp(380px, 60vh, 680px);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}

.contato-hero__img {
  position: absolute;
  inset: 0;
}

.contato-hero__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.contato-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0,0,0,.75) 0%,
    rgba(0,0,0,.3) 50%,
    rgba(0,0,0,.15) 100%
  );
}

.contato-hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.contato-hero__tag {
  display: block;
  font-size: .62rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: rgba(255,255,255,.65);
  margin-bottom: 1rem;
}

.contato-hero__title {
  font-family: var(--f-serif);
  font-size: clamp(2.4rem, 6vw, 5rem);
  font-weight: 300;
  line-height: 1.1;
  color: #fff;
  margin-bottom: 1rem;
  max-width: 18ch;
  text-wrap: balance;
}

.contato-hero__sub {
  font-size: clamp(.85rem, 1.5vw, 1rem);
  font-weight: 300;
  color: rgba(255,255,255,.75);
  max-width: 40ch;
}

/* =========================================================
   CONTATO IMAGE BREAK
   ========================================================= */

.contato-img-break {
  width: 100%;
  height: clamp(260px, 42vw, 520px);
  overflow: hidden;
  margin: clamp(2rem, 5vw, 4rem) 0;
}

.contato-img-break img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

/* =========================================================
   CONTATO SERVICES label
   ========================================================= */

.contato-services .section-label {
  margin-bottom: 2.5rem;
}

@media (max-width: 640px) {
  .contato-hero__title { font-size: clamp(2rem, 9vw, 3rem); }
  .contato-dep__grid   { grid-template-columns: 1fr; gap: 2rem; }
  .contato-img-break   { height: 200px; }
}

/* =========================================================
   NAV — Orçamento CTA highlight
   ========================================================= */
.nav__link--cta {
  color: var(--c-dark);
  border: 1px solid var(--c-dark);
  border-bottom: 1px solid var(--c-dark);
  padding: 5px 10px;
  transition: background .2s var(--ease), color .2s var(--ease);
}

.nav__link--cta:hover,
.nav__link--cta.active {
  background: var(--c-dark);
  color: #fff;
  border-bottom-color: var(--c-dark);
}

/* =========================================================
   HERO — Carousel
   ========================================================= */
.hero__slides {
  position: absolute;
  inset: 0;
}

.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.hero__slide.active { opacity: 1; }

.hero__slide img { object-position: center 30%; }

.hero__proj-info {
  margin-bottom: 2.5rem;
}

.hero__proj-name {
  font-family: var(--f-serif);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 300;
  line-height: 1.1;
  color: #fff;
  margin-bottom: .4rem;
}

.hero__proj-city {
  font-size: .62rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
}

.hero__dots {
  position: absolute;
  bottom: 2rem;
  left: var(--pad);
  display: flex;
  gap: .5rem;
  align-items: center;
}

.hero__dot {
  width: 24px;
  height: 2px;
  background: rgba(255,255,255,.3);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background .3s, width .3s;
}

.hero__dot.active {
  background: #fff;
  width: 38px;
}

/* =========================================================
   SOBRE — Atuação Nacional extra paragraph
   ========================================================= */
.sobre-nacional__extra {
  margin-top: 2rem;
  font-size: .88rem;
  font-weight: 300;
  color: var(--c-mid);
  line-height: 1.75;
  max-width: 64ch;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-border);
}

/* =========================================================
   SOBRE — Trabalhamos com projetos (4 blocos)
   ========================================================= */
.areas-grid {
  grid-template-columns: repeat(4, 1fr);
}

/* =========================================================
   FOOTER BRAND LOGO — triângulo
   ========================================================= */
.footer__brand-col {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
}

.footer__brand-logo {
  width: 48px;
  height: auto;
  opacity: .15;
}

/* =========================================================
   WHATSAPP FLOAT — verde
   ========================================================= */
.wa-float {
  background: #25D366;
}

.wa-float:hover {
  background: #1fba58;
}

@media (max-width: 320px) {
  .container { padding: 0 1rem; }
  .hero__title { font-size: clamp(2rem, 9vw, 3rem); }
  .hero__scroll { display: none; }
  .page-header__title { font-size: clamp(1.8rem, 7vw, 2.5rem); }
  .logo__name { font-size: .55rem; }
  .nav-mobile__link { font-size: clamp(1.5rem, 7vw, 2rem); }
  .featured__grid { gap: 1rem; }
  .portfolio-grid { gap: 1rem; }
  .testimonial-item { grid-template-columns: 50px 1fr; gap: .75rem; }
  .testimonial-item__photo { width: 50px; height: 50px; }
  .wa-float { width: 48px; height: 48px; bottom: 1rem; right: 1rem; }
}