/* ─── RESET & BASE ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black: #0d0d0d;
  --white: #ffffff;
  --off-white: #f7f6f4;
  --gray-100: #f2f1ef;
  --gray-300: #d4d2ce;
  --gray-500: #8c8a86;
  --gray-700: #4a4845;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'Inter', system-ui, sans-serif;
  --radius: 2px;
  --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

body {
  font-family: var(--sans);
  background: var(--white);
  color: var(--black);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { display: block; max-width: 100%; }

/* ─── UTILITIES ─── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

.label {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: 20px;
}
.label.center { text-align: center; }

.section-title {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 4vw, 3.6rem);
  font-weight: 400;
  line-height: 1.1;
  color: var(--black);
}
.section-title em { font-style: italic; }

.body-text {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.8;
  max-width: 480px;
}

.section-head {
  margin-bottom: 64px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.btn-dark {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}
.btn-dark:hover {
  background: var(--gray-700);
  border-color: var(--gray-700);
}

.btn-ghost {
  background: transparent;
  color: var(--black);
  border-color: var(--gray-300);
}
.btn-ghost:hover {
  border-color: var(--black);
}

.btn-lg { padding: 18px 48px; font-size: 14px; }

/* ─── NAV ─── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 40px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), padding var(--transition);
}
.nav.scrolled {
  border-bottom-color: var(--gray-100);
  padding: 16px 40px;
}

.nav-logo {
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--black);
}

.nav-links {
  display: flex;
  gap: 40px;
}
.nav-links a {
  font-size: 13px;
  font-weight: 400;
  color: var(--gray-700);
  letter-spacing: 0.03em;
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--black);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--black); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 10px 22px;
  border: 1px solid var(--black);
  border-radius: var(--radius);
  transition: var(--transition);
}
.nav-cta:hover {
  background: var(--black);
  color: var(--white);
}

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-burger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--black);
  transition: var(--transition);
}

/* ─── HERO ─── */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 40px 80px;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}

.hero-eyebrow {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: 28px;
}

.hero-title {
  font-family: var(--serif);
  font-size: clamp(3.5rem, 7vw, 6.5rem);
  font-weight: 400;
  line-height: 1.05;
  color: var(--black);
  margin-bottom: 32px;
}
.hero-title em { font-style: italic; }

.hero-sub {
  font-size: 16px;
  color: var(--gray-700);
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 48px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 48px;
  left: 40px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.scroll-line {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--gray-300);
}
.scroll-label {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-500);
}

/* ─── MARQUEE ─── */
.marquee-wrap {
  overflow: hidden;
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
  padding: 18px 0;
  background: var(--off-white);
}
.marquee-track {
  display: flex;
  gap: 0;
  width: max-content;
  animation: marquee 22s linear infinite;
}
.marquee-track span {
  font-family: var(--serif);
  font-size: 18px;
  font-style: italic;
  color: var(--black);
  padding: 0 28px;
  white-space: nowrap;
}
.marquee-track .sep {
  color: var(--gray-300);
  padding: 0;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ─── SOBRE ─── */
.sobre {
  padding: 120px 0;
}

.sobre-text { display: flex; flex-direction: column; gap: 20px; }

.stats-row {
  display: flex;
  gap: 48px;
  margin-top: 16px;
  padding-top: 32px;
  border-top: 1px solid var(--gray-100);
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-num {
  font-family: var(--serif);
  font-size: 2.8rem;
  font-weight: 400;
  line-height: 1;
}
.stat-desc {
  font-size: 12px;
  color: var(--gray-500);
  letter-spacing: 0.04em;
}

.sobre-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.visual-block {
  width: 100%;
  aspect-ratio: 4/5;
  background: var(--gray-100);
  border-radius: 1px;
  display: flex;
  align-items: flex-end;
  padding: 28px;
  position: relative;
  overflow: hidden;
}
.visual-block::before {
  content: 'Duní';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--serif);
  font-size: 7rem;
  font-weight: 400;
  color: var(--gray-300);
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.visual-tag {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-500);
  background: rgba(255,255,255,0.85);
  padding: 10px 16px;
  border-radius: var(--radius);
  position: relative;
  z-index: 1;
}

/* ─── SERVIÇOS ─── */
.servicos {
  padding: 120px 0;
  background: var(--off-white);
}

.servicos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--gray-300);
  border: 1px solid var(--gray-300);
}

.servico-card {
  background: var(--off-white);
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  transition: background var(--transition);
  cursor: default;
}
.servico-card:hover { background: var(--white); }

.servico-num {
  font-family: var(--serif);
  font-size: 13px;
  color: var(--gray-300);
  font-weight: 400;
}

.servico-card h3 {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.2;
}

.servico-card p {
  font-size: 14px;
  color: var(--gray-700);
  line-height: 1.7;
  flex: 1;
}

.card-arrow {
  font-size: 18px;
  color: var(--gray-300);
  transition: color var(--transition), transform var(--transition);
}
.servico-card:hover .card-arrow {
  color: var(--black);
  transform: translateX(4px);
}

/* ─── TRABALHOS ─── */
.trabalhos { padding: 120px 0; }

.trabalhos-list { display: flex; flex-direction: column; }

.trabalho-item {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 40px;
  padding: 36px 0;
  border-bottom: 1px solid var(--gray-100);
  cursor: pointer;
  transition: var(--transition);
}
.trabalho-item:first-child { border-top: 1px solid var(--gray-100); }
.trabalho-item:hover .thumb-placeholder { opacity: 1; transform: scale(1); }
.trabalho-item:hover .trabalho-nome { letter-spacing: 0.01em; }

.trabalho-info {
  display: flex;
  align-items: center;
  gap: 32px;
}

.trabalho-num {
  font-family: var(--serif);
  font-size: 13px;
  color: var(--gray-300);
  min-width: 28px;
}

.trabalho-nome {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 400;
  transition: letter-spacing var(--transition);
}

.trabalho-tipo {
  font-size: 12px;
  color: var(--gray-500);
  letter-spacing: 0.06em;
  margin-top: 4px;
}

.trabalho-thumb {
  width: 80px;
  height: 56px;
  overflow: hidden;
  border-radius: var(--radius);
}
.thumb-placeholder {
  width: 100%;
  height: 100%;
  opacity: 0.6;
  transform: scale(1.05);
  transition: var(--transition);
}

.trabalho-link {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--gray-500);
  white-space: nowrap;
  transition: color var(--transition);
}
.trabalho-item:hover .trabalho-link { color: var(--black); }

/* ─── DEPOIMENTOS ─── */
.depoimentos {
  padding: 120px 0;
  background: var(--off-white);
}

.depo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 56px;
}

.depo-card {
  background: var(--white);
  padding: 40px 36px;
  border-radius: var(--radius);
  border: 1px solid var(--gray-100);
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.depo-card blockquote {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-style: italic;
  font-weight: 400;
  line-height: 1.55;
  color: var(--black);
  flex: 1;
}

.depo-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.depo-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 500;
  color: var(--gray-500);
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.depo-author strong {
  display: block;
  font-size: 13px;
  font-weight: 500;
}
.depo-author span {
  font-size: 12px;
  color: var(--gray-500);
}

/* ─── CTA / CONTATO ─── */
.cta-section {
  padding: 140px 0;
  text-align: center;
}

.cta-inner { display: flex; flex-direction: column; align-items: center; gap: 0; }

.cta-title {
  font-family: var(--serif);
  font-size: clamp(2.8rem, 5vw, 5rem);
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: 48px;
}
.cta-title em { font-style: italic; }

.cta-sub {
  font-size: 13px;
  color: var(--gray-500);
  margin-top: 32px;
  margin-bottom: 48px;
  letter-spacing: 0.04em;
}

/* ─── FORM ─── */
.contact-form {
  width: 100%;
  max-width: 640px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-500);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-family: var(--sans);
  font-size: 14px;
  color: var(--black);
  background: var(--white);
  transition: border-color var(--transition);
  outline: none;
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--gray-300); }
.form-group input:focus,
.form-group textarea:focus { border-color: var(--black); }

.form-success {
  display: none;
  font-size: 13px;
  color: #2a7a4b;
  text-align: center;
  padding: 12px;
  background: #f0faf4;
  border-radius: var(--radius);
}
.form-success.visible { display: block; }

/* ─── FOOTER ─── */
.footer {
  border-top: 1px solid var(--gray-100);
  padding: 80px 0 0;
  background: var(--white);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 80px;
  padding-bottom: 64px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--gray-500);
  margin-top: 12px;
  max-width: 280px;
  line-height: 1.7;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer-col-title {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: 20px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  font-size: 14px;
  color: var(--gray-700);
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--black); }

.footer-bottom {
  border-top: 1px solid var(--gray-100);
  padding: 24px 40px;
  text-align: center;
  font-size: 12px;
  color: var(--gray-500);
  letter-spacing: 0.04em;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .servicos-grid { grid-template-columns: repeat(2, 1fr); }
  .depo-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .container { padding: 0 24px; }
  .nav { padding: 20px 24px; }
  .nav.scrolled { padding: 14px 24px; }
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: flex; }

  .hero { padding: 100px 24px 80px; }
  .hero-scroll { left: 24px; }
  .br-desk { display: none; }

  .grid-2 { grid-template-columns: 1fr; gap: 48px; }
  .sobre { padding: 80px 0; }
  .sobre-visual { display: none; }

  .servicos { padding: 80px 0; }
  .servicos-grid { grid-template-columns: 1fr; }

  .trabalhos { padding: 80px 0; }
  .trabalho-item { grid-template-columns: 1fr auto; }
  .trabalho-thumb { display: none; }

  .depoimentos { padding: 80px 0; }
  .depo-grid { grid-template-columns: 1fr; }

  .cta-section { padding: 100px 0; }
  .form-row { grid-template-columns: 1fr; }

  .footer-inner { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom { padding: 24px; }

  .stats-row { gap: 28px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .footer-cols { grid-template-columns: 1fr; }
}

/* ─── SCROLL ANIMATIONS ─── */
.fade-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}