:root {
  --black: #000000;
  --near-black: #1c1c1e;
  --card: #121212;
  --silver: #c7c9cc;
  --silver-dim: #8b8d91;
  --silver-line: rgba(199, 201, 204, 0.25);
  --white: #f5f5f5;
  --gold: #c9a876;
  --gold-bright: #e3c9a0;
  --gold-dim: rgba(201, 168, 118, 0.35);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  line-height: 1.6;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

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

img { max-width: 100%; display: block; }

.eyebrow {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  color: var(--silver-dim);
  margin-bottom: 14px;
}

.eyebrow.center { text-align: center; }

h1, h2, h3 {
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--white);
}

h1 { font-size: clamp(34px, 6vw, 64px); line-height: 1.05; }
h2 { font-size: clamp(28px, 4vw, 40px); line-height: 1.1; margin-bottom: 8px; }
h3 { font-size: 20px; letter-spacing: -0.01em; margin-bottom: 10px; }

h2.center { text-align: center; }

p { color: var(--silver); }

.rule {
  width: 70px;
  height: 3px;
  background: var(--silver);
  margin: 18px 0 28px;
}

.rule.center { margin-left: auto; margin-right: auto; }

.rule-light { background: var(--silver-line); margin: 20px 0; }

.rule-gold { background: var(--gold); }

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 30px;
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border: 1px solid var(--silver-line);
  transition: all 0.25s ease;
}

.btn-primary {
  background: var(--silver);
  color: var(--black);
  border-color: var(--silver);
}
.btn-primary:hover { background: var(--white); }

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--silver-line);
}
.btn-outline:hover { border-color: var(--silver); }

.btn-ghost {
  padding: 10px 22px;
  background: transparent;
  border-color: var(--silver-line);
  font-size: 12px;
}
.btn-ghost:hover { border-color: var(--silver); }

.btn-gold {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}
.btn-gold:hover { background: var(--gold-bright); border-color: var(--gold-bright); }

/* Header */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.site-header.scrolled {
  background: rgba(0,0,0,0.9);
  border-bottom: 1px solid var(--silver-line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border: 1px solid var(--silver);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
}

.brand-name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.2em;
}

.nav {
  display: flex;
  gap: 36px;
}

.nav a {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--silver);
}
.nav a:hover { color: var(--white); }

.nav-dropdown { position: relative; }

.nav-dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--silver);
  cursor: pointer;
}
.nav-dropdown-trigger:hover { color: var(--white); }

.nav-caret {
  font-size: 9px;
  color: var(--gold);
  transition: transform 0.2s ease;
}

.nav-dropdown.open .nav-caret,
.nav-dropdown:hover .nav-caret { transform: rotate(180deg); }

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 230px;
  background: var(--near-black);
  border: 1px solid var(--gold-dim);
  padding: 20px 10px 10px;
  flex-direction: column;
  gap: 2px;
  box-shadow: 0 24px 48px -20px rgba(0, 0, 0, 0.6);
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu {
  display: flex;
}

.nav-dropdown-menu a {
  padding: 10px 14px;
  font-size: 12.5px;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0.01em;
  color: var(--silver);
  white-space: nowrap;
}
.nav-dropdown-menu a:hover { color: var(--gold-bright); background: rgba(201, 168, 118, 0.08); }

.nav-dropdown-menu .nav-dropdown-all {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 11px;
  color: var(--gold);
  border-bottom: 1px solid var(--silver-line);
  margin-bottom: 4px;
  padding-bottom: 12px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 30px;
  height: 30px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 1px;
  background: var(--white);
  width: 100%;
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-slider {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}

.hero-slider-track {
  display: flex;
  width: 600%;
  height: 100%;
  animation: heroSlide 30s ease-in-out infinite;
}

.hero-slide {
  flex: 0 0 16.6667%;
  height: 100%;
  background-size: cover;
  background-position: center 30%;
  filter: grayscale(15%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.5) 0%, rgba(0,0,0,0.72) 55%, rgba(0,0,0,0.96) 100%);
  z-index: 1;
}

@keyframes heroSlide {
  0%,     15.38% { transform: translateX(0); }
  19.23%, 34.62% { transform: translateX(-16.6667%); }
  38.46%, 53.85% { transform: translateX(-33.3333%); }
  57.69%, 73.08% { transform: translateX(-50%); }
  76.92%, 92.31% { transform: translateX(-66.6667%); }
  96.15%, 100%   { transform: translateX(-83.3333%); }
}

@media (max-width: 860px) {
  .hero-slide { background-position: center 20%; }
}

.hero-inner {
  padding-top: 78px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
}

.monogram {
  width: 88px;
  height: 88px;
  border: 1px solid var(--silver);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 28px;
}

.hero h1 {
  margin-bottom: 20px;
}

.hero h1 .dot { color: var(--silver-dim); margin: 0 8px; }

.hero-sub {
  font-size: 18px;
  font-style: italic;
  max-width: 480px;
  margin-bottom: 36px;
  color: var(--silver);
}

.hero-actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: center;
}

/* Sections */
.section { padding: 110px 0; }
.section-alt { background: var(--near-black); }

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text p { margin-bottom: 16px; }

.about-stat {
  border-left: 1px solid var(--silver-line);
  padding-left: 40px;
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 48px;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--white);
}

.stat-label {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--silver-dim);
  margin-top: 4px;
}

/* Services carousel */
#servicos {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

#servicos::before {
  content: '';
  position: absolute;
  inset: 0 -10% auto -10%;
  height: 70%;
  z-index: 0;
  background: radial-gradient(ellipse 55% 60% at 50% 10%, rgba(201, 168, 118, 0.12), transparent 72%);
  pointer-events: none;
}

#servicos .container { position: relative; z-index: 1; }

.services-carousel {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 54px;
}

.services-track {
  display: flex;
  align-items: stretch;
  gap: 22px;
  flex: 1;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 14px clamp(16px, calc(50% - 150px), 50%) 30px;
  scrollbar-width: none;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 64px, #000 calc(100% - 64px), transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 64px, #000 calc(100% - 64px), transparent 100%);
}
.services-track::-webkit-scrollbar { display: none; }

.service-card {
  position: relative;
  flex: 0 0 280px;
  scroll-snap-align: center;
  overflow: hidden;
  background: linear-gradient(160deg, #1a1714 0%, #0c0c0c 65%);
  padding: 38px 30px;
  border: 1px solid var(--gold-dim);
  transform: scale(0.88);
  opacity: 0.45;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s ease, box-shadow 0.5s ease, border-color 0.5s ease;
}

.service-card.is-active {
  transform: scale(1);
  opacity: 1;
  border-color: var(--gold);
  box-shadow: 0 32px 60px -22px rgba(201, 168, 118, 0.4);
}

.service-ghost {
  position: absolute;
  top: -26px;
  right: -10px;
  font-size: 104px;
  font-weight: 900;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(201, 168, 118, 0.18);
  z-index: 0;
  pointer-events: none;
}

.service-content { position: relative; z-index: 1; }

.service-index {
  display: block;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.25em;
  color: var(--gold);
  margin-bottom: 14px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 16px;
}

.service-tags span {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 6px 13px;
  border: 1px solid var(--gold-dim);
  border-radius: 999px;
  color: var(--silver);
  white-space: nowrap;
}

.service-short {
  font-size: 15.5px;
  font-weight: 600;
  font-style: italic;
  color: var(--white);
}

.carousel-arrow {
  position: relative;
  z-index: 2;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--gold-dim);
  background: rgba(18, 18, 18, 0.6);
  backdrop-filter: blur(6px);
  color: var(--gold);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}
.carousel-arrow:hover { border-color: var(--gold); color: var(--gold-bright); transform: scale(1.06); }

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid var(--gold-dim);
  background: transparent;
  cursor: pointer;
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}
.carousel-dot.active { background: var(--gold); border-color: var(--gold); transform: scale(1.3); }

.services-note {
  text-align: center;
  margin-top: 32px;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--silver-dim);
}

.services-cta { text-align: center; margin-top: 22px; }

/* Gallery */
#galeria { position: relative; overflow: hidden; isolation: isolate; }

.gallery-carousel {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 50px;
}

.gallery-track {
  position: relative;
  display: flex;
  align-items: center;
  gap: 22px;
  flex: 1;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 30px clamp(16px, calc(50% - 130px), 50%) 50px;
  scrollbar-width: none;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 64px, #000 calc(100% - 64px), transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 64px, #000 calc(100% - 64px), transparent 100%);
}
.gallery-track::-webkit-scrollbar { display: none; }

.gallery-slide {
  position: relative;
  flex: 0 0 260px;
  scroll-snap-align: center;
  scroll-snap-stop: always;
  overflow: hidden;
  border: 1px solid var(--gold-dim);
  filter: grayscale(35%);
  transform: scale(0.76);
  opacity: 0.35;
  z-index: 0;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s ease, filter 0.5s ease, box-shadow 0.5s ease, border-color 0.5s ease;
}

.gallery-slide img {
  display: block;
  width: 100%;
  height: 340px;
  object-fit: cover;
}

.gallery-slide.is-active {
  transform: scale(1.1);
  opacity: 1;
  filter: grayscale(0%);
  border-color: var(--gold);
  z-index: 2;
  box-shadow: 0 40px 70px -20px rgba(201, 168, 118, 0.55);
}

.gallery-cta { text-align: center; margin-top: 40px; }

/* Quote */
.section-quote { text-align: center; }

.quote-inner { max-width: 720px; }

blockquote {
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 600;
  font-style: italic;
  line-height: 1.4;
  color: var(--white);
  margin-bottom: 24px;
}

.quote-sub {
  margin-bottom: 32px;
  font-size: 15px;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: stretch;
}

.contact-list {
  list-style: none;
  margin: 30px 0 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-list li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-bottom: 1px solid var(--silver-line);
  padding-bottom: 16px;
}

.contact-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--silver-dim);
}

.contact-list a:hover { color: var(--white); text-decoration: underline; }

.contact-map {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-map iframe {
  width: 100%;
  flex: 1;
  min-height: 300px;
  border: 1px solid var(--silver-line);
  filter: grayscale(30%) invert(92%) contrast(85%);
}

.contact-map-link { align-self: flex-start; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--silver-line);
  padding: 50px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-logo { height: 90px; width: auto; }

.footer-links { display: flex; gap: 28px; }
.footer-links a { font-size: 13px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--silver); }
.footer-links a:hover { color: var(--white); }

.footer-copy { font-size: 12px; color: var(--silver-dim); width: 100%; text-align: center; order: 3; }

/* Service detail pages */
.service-hero {
  position: relative;
  min-height: 56vh;
  display: flex;
  align-items: flex-end;
  background-size: cover;
  background-position: center;
}

.service-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.55) 55%, rgba(0,0,0,0.96) 100%);
}

.service-hero-inner {
  position: relative;
  z-index: 1;
  padding-top: 140px;
  padding-bottom: 56px;
}

.service-back {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--silver-dim);
  margin-bottom: 30px;
}
.service-back:hover { color: var(--gold); }

.service-hero-index {
  display: block;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.25em;
  color: var(--gold);
  margin-bottom: 12px;
}

.service-hero-tag {
  font-size: 18px;
  font-style: italic;
  color: var(--white);
  max-width: 540px;
  margin-top: 14px;
}

.service-detail-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
  align-items: start;
}

.service-detail-text p { margin-bottom: 16px; }

.service-detail-cta {
  border-left: 1px solid var(--silver-line);
  padding-left: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.service-detail-cta p { margin-bottom: 0; }

/* Responsive */
@media (max-width: 860px) {
  .nav { display: none; }
  .nav-toggle { display: flex; }
  .header-cta { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-stat { border-left: none; border-top: 1px solid var(--silver-line); padding-left: 0; padding-top: 30px; }
  .service-detail-grid { grid-template-columns: 1fr; gap: 40px; }
  .service-detail-cta { border-left: none; border-top: 1px solid var(--silver-line); padding-left: 0; padding-top: 30px; }
  .service-hero-inner { padding-top: 110px; }
  .service-card { flex: 0 0 230px; padding: 28px 22px; }
  .services-track { padding-left: clamp(16px, calc(50% - 125px), 50%); padding-right: clamp(16px, calc(50% - 125px), 50%); }
  .carousel-arrow { width: 38px; height: 38px; font-size: 19px; }
  .service-ghost { font-size: 80px; top: -18px; }
  .gallery-track { padding-left: clamp(16px, calc(50% - 105px), 50%); padding-right: clamp(16px, calc(50% - 105px), 50%); }
  .gallery-slide { flex: 0 0 210px; }
  .gallery-slide img { height: 280px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { justify-content: center; text-align: center; }
}

@media (max-width: 480px) {
  .section { padding: 70px 0; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; text-align: center; }
}

.nav.open {
  display: flex;
  position: absolute;
  top: 78px;
  left: 0;
  right: 0;
  background: rgba(0,0,0,0.97);
  border-bottom: 1px solid var(--silver-line);
  flex-direction: column;
  padding: 24px;
  gap: 22px;
}

@media (max-width: 860px) {
  .nav-dropdown-trigger { width: 100%; justify-content: space-between; }
  .nav-dropdown-menu {
    position: static;
    top: auto;
    left: auto;
    transform: none;
    width: 100%;
    margin-top: 14px;
    background: transparent;
    border: none;
    border-left: 1px solid var(--silver-line);
    padding: 0 0 0 16px;
    box-shadow: none;
  }
  .nav-dropdown:hover .nav-dropdown-menu { display: none; }
  .nav-dropdown.open .nav-dropdown-menu { display: flex; }
}