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

:root {
  --cafe: #3C2E25;
  --beige: #D9CCC3;
  --beige-light: #F5F0EB;
  --white: #FFFFFF;
  --text: #2a1f17;
  --text-light: #7a6a5f;
  --nav-h: 88px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Jost', sans-serif;
  font-weight: 300;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
}

img { display: block; width: 100%; height: 100%; object-fit: cover; }

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

/* ===========================
   NAV
=========================== */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: var(--cafe);
  transition: box-shadow 0.3s;
}
#navbar.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.25); }

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { height: 52px; width: auto; object-fit: contain; }
.logo-link { display: flex; align-items: center; padding: 8px 0; }

.nav-links {
  display: flex;
  list-style: none;
  gap: 40px;
}
.nav-links a {
  font-family: 'Jost', sans-serif;
  font-weight: 400;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--beige);
  transition: opacity 0.2s;
}
.nav-links a:hover { opacity: 0.6; }

.nav-icons {
  display: flex;
  align-items: center;
  gap: 18px;
}
.nav-icons a {
  color: var(--beige);
  opacity: 0.75;
  transition: opacity 0.2s;
  display: flex;
  align-items: center;
}
.nav-icons a:hover { opacity: 1; }
.nav-icons svg { width: 18px; height: 18px; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--beige);
  transition: all 0.3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ===========================
   HERO
=========================== */
.hero {
  margin-top: var(--nav-h);
  min-height: calc(100vh - var(--nav-h));
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--beige-light);
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 64px 80px 80px;
  gap: 24px;
}

.hero-content h1 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 400;
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  line-height: 1.1;
  color: var(--cafe);
}
.hero-content h1 em {
  font-style: italic;
  font-weight: 300;
}

.hero-content p { font-family: 'Cormorant Garamond', serif; font-size: 1.25rem; line-height: 1.6; color: var(--cafe); max-width: 320px; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  background: var(--cafe);
  color: var(--white);
  font-family: 'Jost', sans-serif;
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: background 0.25s, transform 0.2s;
  width: fit-content;
  margin-top: 8px;
}
.btn-primary:hover { background: #5a4538; transform: translateX(3px); }

.hero-image {
  position: relative;
  overflow: hidden;
}
.hero-image img { height: 100%; }

/* ===========================
   VALORES
=========================== */
.valores {
  background: var(--white);
  padding: 56px 32px;
  border-bottom: 1px solid rgba(60,46,37,0.08);
}

.valores-grid {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.valor-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 24px 16px;
  text-align: center;
  border-right: 1px solid rgba(60,46,37,0.1);
}
.valor-item:last-child { border-right: none; }

.valor-item svg {
  width: 40px;
  height: 40px;
  color: var(--cafe);
  opacity: 0.7;
}

.valor-item span {
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  line-height: 1.5;
  color: var(--text-light);
}

/* ===========================
   PROYECTOS
=========================== */
.proyectos {
  padding: 80px 48px;
  background: var(--beige-light);
}

.section-header {
  max-width: 1100px;
  margin: 0 auto 48px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.section-header h2 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 400;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--cafe);
  position: relative;
  display: inline-block;
}

.underline-accent {
  display: block;
  height: 1.5px;
  width: 60%;
  background: var(--cafe);
  margin-top: 4px;
  opacity: 0.4;
}

.proyectos-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.proyecto-card { cursor: pointer; }

.proyecto-img-wrap {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
}

.proyecto-img-wrap img {
  transition: transform 0.5s ease;
}
.proyecto-card:hover .proyecto-img-wrap img { transform: scale(1.04); }

.proyecto-overlay {
  position: absolute;
  inset: 0;
  background: rgba(60,46,37,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
}
.proyecto-card:hover .proyecto-overlay { opacity: 1; }

.btn-ver {
  background: var(--white);
  color: var(--cafe);
  border: none;
  padding: 12px 24px;
  font-family: 'Jost', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-ver:hover { background: var(--beige); }

.proyecto-info {
  padding: 16px 0 8px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.proyecto-info h3 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 400;
  font-size: 1.2rem;
  color: var(--cafe);
}

.link-ver {
  background: none;
  border: none;
  font-family: 'Jost', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-light);
  cursor: pointer;
  transition: color 0.2s;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.link-ver:hover { color: var(--cafe); }

/* ===========================
   NOSOTROS
=========================== */
.nosotros {
  background: var(--beige);
  padding: 0;
  overflow: hidden;
}

.nosotros-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 480px;
}

.nosotros-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 24px;
  padding: 80px 64px;
}

.nosotros-logo { height: 52px; width: auto; object-fit: contain; }

.nosotros-text p {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
  line-height: 1.6;
  color: var(--cafe);
  max-width: 340px;
}

.link-conoce {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cafe);
  border-bottom: 1px solid var(--cafe);
  padding-bottom: 2px;
  width: fit-content;
  transition: opacity 0.2s;
}
.link-conoce:hover { opacity: 0.6; }

.nosotros-image {
  position: relative;
  overflow: hidden;
  max-height: 480px;
}
.nosotros-image img { height: 100%; object-position: center top; }

/* ===========================
   VALORES BOTTOM
=========================== */
.valores-bottom {
  background: var(--beige-light);
  padding: 56px 32px;
  border-top: 1px solid rgba(60,46,37,0.08);
}

/* ===========================
   CONTACTO
=========================== */
.contacto {
  background: var(--cafe);
  padding: 100px 32px;
  text-align: center;
}

.contacto-inner {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.contacto h2 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 400;
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--white);
  line-height: 1.15;
}

.contacto p {
  color: var(--beige);
  font-size: 0.95rem;
  line-height: 1.7;
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: #25D366;
  color: var(--white);
  font-family: 'Jost', sans-serif;
  font-weight: 400;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  border-radius: 2px;
  transition: background 0.25s, transform 0.2s;
  margin-top: 8px;
}
.btn-whatsapp:hover { background: #1ebe5a; transform: translateY(-2px); }
.btn-whatsapp svg { width: 20px; height: 20px; flex-shrink: 0; }

.btn-email {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border: 1px solid rgba(217,204,195,0.4);
  color: var(--beige);
  font-family: 'Jost', sans-serif;
  font-weight: 300;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  border-radius: 2px;
  transition: border-color 0.25s, color 0.25s;
}
.btn-email:hover { border-color: var(--beige); color: var(--white); }
.btn-email svg { width: 18px; height: 18px; flex-shrink: 0; }

.link-instagram {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--beige);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  transition: color 0.2s;
}
.link-instagram:hover { color: var(--white); }
.link-instagram svg { width: 18px; height: 18px; }

/* ===========================
   FOOTER
=========================== */
footer {
  background: #2a1f17;
  padding: 40px 32px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-logo { height: 52px; width: auto; object-fit: contain; }

.footer-links {
  display: flex;
  gap: 32px;
}
.footer-links a {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(217,204,195,0.6);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--beige); }

.footer-copy {
  font-size: 0.72rem;
  color: rgba(217,204,195,0.4);
  letter-spacing: 0.05em;
}

/* ===========================
   WHATSAPP FLOAT
=========================== */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 200;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
  transition: transform 0.25s, box-shadow 0.25s;
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 24px rgba(37,211,102,0.5); }
.whatsapp-float svg { width: 28px; height: 28px; color: #fff; }
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(30,20,14,0.92);
  align-items: center;
  justify-content: center;
}
.lightbox.open { display: flex; }

.lb-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.lb-content img {
  max-width: 80vw;
  max-height: 80vh;
  width: auto;
  height: auto;
  object-fit: contain;
}

#lb-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1rem;
  color: var(--beige);
  letter-spacing: 0.1em;
}

.lb-close, .lb-prev, .lb-next {
  position: fixed;
  background: none;
  border: none;
  color: var(--beige);
  font-size: 1.8rem;
  cursor: pointer;
  transition: color 0.2s;
  z-index: 1000;
  line-height: 1;
}
.lb-close { top: 24px; right: 32px; font-size: 2rem; }
.lb-prev  { left: 24px; top: 50%; transform: translateY(-50%); }
.lb-next  { right: 24px; top: 50%; transform: translateY(-50%); }
.lb-close:hover, .lb-prev:hover, .lb-next:hover { color: var(--white); }

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-content { padding: 64px 40px; order: 1; }
  .hero-image { height: 55vw; min-height: 300px; order: 0; }

  .valores-grid { grid-template-columns: repeat(2, 1fr); }
  .valor-item { border-right: none; border-bottom: 1px solid rgba(60,46,37,0.1); }
  .valor-item:nth-child(odd) { border-right: 1px solid rgba(60,46,37,0.1); }
  .valor-item:nth-last-child(-n+2) { border-bottom: none; }

  .proyectos-grid { grid-template-columns: repeat(2, 1fr); }

  .nosotros-inner { grid-template-columns: 1fr; }
  .nosotros-text { padding: 60px 40px; }
  .nosotros-image { height: 60vw; }

  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 640px) {
  :root { --nav-h: 60px; }

  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px 32px 32px;
    gap: 24px;
    border-bottom: 1px solid rgba(60,46,37,0.1);
    box-shadow: 0 8px 24px rgba(60,46,37,0.08);
  }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }

  .hero-content { padding: 48px 24px; }
  .proyectos { padding: 60px 24px; }
  .proyectos-grid { grid-template-columns: 1fr; gap: 16px; }
  .proyecto-img-wrap { aspect-ratio: 4/3; }
  .proyecto-overlay { opacity: 1; background: rgba(60,46,37,0.15); }

  .nosotros-text { padding: 48px 24px; }
  .nosotros-text p { font-size: 1.1rem; }
  .valores { padding: 40px 24px; }
  .valores-bottom { padding: 40px 24px; }
  .contacto { padding: 72px 24px; }
  .btn-whatsapp { width: 100%; justify-content: center; }

  .lb-prev { left: 12px; }
  .lb-next { right: 12px; }
  .lb-content img { max-width: 94vw; }
}