/* ============================================================
   Bia Zuculoto — Arquitetura & Interiores
   ============================================================ */

:root {
  --cream:        #F5F0E8;
  --cream-alt:    #EDE8DE;
  --white:        #FFFFFF;
  --brown-dark:   #27190E;
  --brown-mid:    #6B5040;
  --brown-light:  #9C8070;
  --sage:         #6A8F5A;
  --sage-light:   #A5C496;
  --border:       #DDD0BE;

  --font-serif:  'Cormorant Garamond', Georgia, serif;
  --font-sans:   'Montserrat', sans-serif;

  --header-h:    72px;
  --max-w:       1140px;
  --max-feed:    700px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img  { display: block; max-width: 100%; height: auto; }
a    { color: inherit; text-decoration: none; }
body {
  font-family: var(--font-sans);
  font-weight: 300;
  background: var(--cream);
  color: var(--brown-dark);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── Header ── */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(245, 240, 232, 0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s;
}
.site-header.scrolled { box-shadow: 0 2px 24px rgba(39,25,14,.08); }

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 400;
  letter-spacing: .5px;
  color: var(--brown-dark);
  display: flex;
  align-items: center;
}
.logo img {
  height: 48px;
  width: auto;
  display: block;
}

.main-nav { display: flex; gap: 2.5rem; }
.main-nav a {
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--brown-mid);
  position: relative;
  transition: color .2s;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--sage);
  transition: width .3s;
}
.main-nav a:hover { color: var(--sage); }
.main-nav a:hover::after { width: 100%; }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--brown-dark);
  transition: all .3s;
  transform-origin: center;
}
.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 menu */
.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 1.5rem;
  padding: 1.75rem 2rem 2rem;
  background: var(--cream);
  border-bottom: 1px solid var(--border);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--brown-mid);
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: var(--header-h);
  background: var(--cream);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('../images/background/image_2.png');
  background-size: cover;
  background-position: center;
  opacity: 0.07;
  z-index: 0;
}
.hero-content { padding: 0 2rem; max-width: 600px; position: relative; z-index: 1; }

.hero-eyebrow {
  display: block;
  font-size: .65rem;
  font-weight: 500;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 1.5rem;
}
.hero-logo {
  height: clamp(140px, 25vh, 260px);
  width: auto;
  margin-bottom: 1rem;
}
.hero-location {
  font-size: .7rem;
  font-weight: 400;
  letter-spacing: 3px;
  color: var(--brown-light);
  margin-bottom: 3rem;
}
.btn-outline {
  display: inline-block;
  font-size: .65rem;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--sage);
  border: 1px solid var(--sage);
  padding: .875rem 2.5rem;
  transition: background .3s, color .3s;
}
.btn-outline:hover { background: var(--sage); color: var(--white); }

/* ── Section label ── */
.s-label {
  display: block;
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: .75rem;
}

/* ── Sobre ── */
.sobre {
  background: var(--cream-alt);
  padding: 8rem 2rem;
}
.sobre-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 6rem;
  align-items: start;
}

.sobre-photo-wrap {
  position: relative;
}
.sobre-photo-wrap::before {
  content: '';
  position: absolute;
  top: -1.5rem;
  left: -1.5rem;
  right: 1.5rem;
  bottom: 1.5rem;
  border: 1px solid var(--sage-light);
  pointer-events: none;
}
.sobre-photo-wrap img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  position: relative;
}

.sobre-text { padding-top: 1.5rem; }
.sobre-text h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 300;
  color: var(--brown-dark);
  margin-bottom: 2rem;
  line-height: 1.1;
}
.sobre-text p {
  font-size: .9rem;
  color: var(--brown-mid);
  line-height: 1.9;
  margin-bottom: 1.25rem;
}

/* ── Projetos Feed ── */
.projetos {
  padding: 8rem 2rem;
  background: var(--cream);
}
.projetos-header {
  max-width: var(--max-w);
  margin: 0 auto 4.5rem;
}
.projetos-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  color: var(--brown-dark);
}

.feed {
  max-width: var(--max-feed);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 5.5rem;
}

.feed-card a { display: block; }

.card-meta { margin-bottom: 1rem; }
.card-meta h3 {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  font-weight: 400;
  color: var(--brown-dark);
  transition: color .2s;
  margin-bottom: .2rem;
}
.card-location {
  font-size: .65rem;
  font-weight: 400;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--brown-light);
}
.card-thumb {
  overflow: hidden;
  background: var(--cream-alt);
}
.card-thumb img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  transition: transform .65s cubic-bezier(.25,.46,.45,.94);
}

.feed-card a:hover .card-meta h3 { color: var(--sage); }
.feed-card a:hover .card-thumb img { transform: scale(1.04); }

/* ── Footer ── */
.site-footer {
  background: var(--brown-dark);
  color: rgba(245,240,232,.65);
  padding: 4.5rem 2rem;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 3rem;
  align-items: start;
}
.footer-brand {}
.footer-brand-name {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 400;
  color: rgba(245,240,232,.95);
  letter-spacing: .5px;
  margin-bottom: .4rem;
}
.footer-brand-sub {
  font-size: .65rem;
  letter-spacing: 2px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: .9rem;
  align-items: center;
}
.footer-links a {
  display: flex;
  align-items: center;
  gap: .65rem;
  font-size: .75rem;
  transition: color .2s;
}
.footer-links a:hover { color: var(--sage-light); }
.footer-links svg { width: 15px; height: 15px; fill: currentColor; flex-shrink: 0; }

.footer-credit {
  font-size: .65rem;
  text-align: right;
  align-self: end;
  letter-spacing: .5px;
}
.footer-credit a { color: var(--sage-light); }

/* ── Floating Contacts ── */
.floating-wrap {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .65rem;
}

.float-extras {
  display: flex;
  flex-direction: column;
  gap: .65rem;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity .3s, transform .3s;
}
.float-extras.open {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.float-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  box-shadow: 0 3px 12px rgba(0,0,0,.18);
  transition: transform .2s, box-shadow .2s;
  position: relative;
}
.float-btn:hover { transform: scale(1.1); box-shadow: 0 5px 18px rgba(0,0,0,.25); }
.float-btn svg { width: 21px; height: 21px; fill: white; }

.float-toggle-btn {
  background: var(--brown-mid);
  color: white;
}
.float-toggle-btn .ic-plus,
.float-toggle-btn .ic-x {
  position: absolute;
  transition: opacity .25s, transform .25s;
}
.float-toggle-btn .ic-x { opacity: 0; transform: rotate(-45deg); }
.float-toggle-btn.open .ic-plus { opacity: 0; transform: rotate(45deg); }
.float-toggle-btn.open .ic-x   { opacity: 1; transform: rotate(0deg); }

.float-instagram { background: linear-gradient(135deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888); }
.float-email     { background: var(--sage); }
.float-whatsapp  { background: #25D366; }

.float-btn[data-tip]::before {
  content: attr(data-tip);
  position: absolute;
  right: calc(100% + 10px);
  background: var(--brown-dark);
  color: var(--cream);
  font-family: var(--font-sans);
  font-size: .65rem;
  letter-spacing: 1px;
  padding: .3rem .65rem;
  border-radius: 3px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
}
.float-btn[data-tip]:hover::before { opacity: 1; }

/* ── Project Pages ── */
.project-page { padding-top: var(--header-h); }

.project-hero {
  background: var(--cream-alt);
  padding: 5rem 2rem 4rem;
  border-bottom: 1px solid var(--border);
}
.project-hero-inner { max-width: var(--max-w); margin: 0 auto; }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .65rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--brown-light);
  margin-bottom: 2.5rem;
}
.breadcrumb a { color: var(--sage); transition: opacity .2s; }
.breadcrumb a:hover { opacity: .7; }
.breadcrumb span { opacity: .4; font-size: .8rem; }

.project-title {
  font-family: var(--font-serif);
  font-size: clamp(3.5rem, 8vw, 6rem);
  font-weight: 300;
  color: var(--brown-dark);
  line-height: 1;
  margin-bottom: .75rem;
}
.project-tagline {
  font-size: .7rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--brown-light);
}

/* Project intro: 2-col (attrs | text) */
.project-wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 2rem; }

.project-intro {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 5rem;
  padding: 5rem 0;
  border-bottom: 1px solid var(--border);
}

.attrs-heading {
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 2rem;
}

.attr-row {
  padding: .85rem 0;
  border-bottom: 1px solid var(--border);
}
.attr-row:first-of-type { border-top: 1px solid var(--border); }
.attr-key {
  font-size: .58rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--brown-light);
  margin-bottom: .2rem;
}
.attr-val {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--brown-dark);
}

.project-desc-1 h3 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--brown-dark);
  margin-bottom: 1.5rem;
}
.project-desc-1 p {
  font-size: .9rem;
  color: var(--brown-mid);
  line-height: 1.9;
  margin-bottom: 1.1rem;
}

/* Photo sections */
.photo-row {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2rem 2rem;
}
.photo-row + .photo-row { padding-top: 0; }
.photo-row img {
  width: 100%;
  max-height: 85vh;
  object-fit: cover;
}

/* Interleaved text blocks */
.text-interlude {
  padding: 5rem 2rem;
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.text-interlude p {
  font-size: .925rem;
  color: var(--brown-mid);
  line-height: 1.95;
  margin-bottom: 1.1rem;
}
.text-interlude p:last-child { margin-bottom: 0; }

/* Back nav */
.project-back {
  padding: 4rem 2rem;
  background: var(--cream-alt);
  border-top: 1px solid var(--border);
  text-align: center;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .sobre-inner { grid-template-columns: 1fr; gap: 3.5rem; }
  .sobre-photo-wrap::before { display: none; }
  .sobre-photo-wrap img { aspect-ratio: 4/3; max-height: 420px; }
  .footer-inner { grid-template-columns: 1fr; text-align: center; }
  .footer-credit { text-align: center; }
  .project-intro { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; }
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .sobre, .projetos { padding: 5rem 1.5rem; }
  .footer-inner { gap: 2rem; }
}

@media (max-width: 480px) {
  :root { --header-h: 60px; }
  .hero-logo { height: clamp(110px, 20vh, 180px); width: auto; }
  .sobre, .projetos { padding: 4rem 1.25rem; }
  .floating-wrap { right: 1rem; bottom: 1rem; }
  .project-hero { padding: 3rem 1.25rem 2.5rem; }
  .project-wrap { padding: 0 1.25rem; }
}

/* ── Focus visible ── */
:focus-visible { outline: 2px solid var(--sage); outline-offset: 4px; }