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

:root {
  --clr-terra:    #B8543A;
  --clr-terra-dk: #8C3F2C;
  --clr-sand:     #F5E6D3;
  --clr-sand-dk:  #E8D5BF;
  --clr-dark:     #1A1410;
  --clr-dark-soft:#2C2219;
  --clr-text:     #3D2E22;
  --clr-text-light:#7A6455;
  --clr-white:    #FDF8F3;
  --clr-border:   rgba(184,84,58,0.15);

  --ff-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --ff-sans:  'Inter', system-ui, -apple-system, sans-serif;

  --fs-xs:  0.75rem;
  --fs-sm:  0.875rem;
  --fs-md:  1rem;
  --fs-lg:  1.125rem;
  --fs-xl:  1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 2rem;
  --fs-4xl: 2.75rem;
  --fs-5xl: 3.5rem;
  --fs-6xl: 4.5rem;

  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2rem;
  --space-xl:  3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;

  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

body {
  font-family: var(--ff-sans);
  font-weight: 400;
  line-height: 1.7;
  color: var(--clr-text);
  background: var(--clr-white);
  -webkit-font-smoothing: antialiased;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* ─── TYPOGRAPHY ─── */
.section-eyebrow {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-terra);
  margin-bottom: var(--space-sm);
}

.section-title {
  font-family: var(--ff-serif);
  font-size: var(--fs-4xl);
  font-weight: 500;
  line-height: 1.15;
  color: var(--clr-text);
  margin-bottom: var(--space-md);
}

.section-title em,
.hero__title-accent,
.cta__title em {
  font-style: italic;
  color: var(--clr-terra);
}

.section-title--light,
.section-title--light em { color: var(--clr-sand); }
.section-title--light em { color: var(--clr-sand-dk); }

.section-lead {
  font-size: var(--fs-lg);
  color: var(--clr-text-light);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}

.lead--light {
  font-family: var(--ff-serif);
  font-size: var(--fs-xl);
  line-height: 1.7;
  color: var(--clr-sand-dk);
  margin-bottom: var(--space-md);
}

.body--light {
  font-size: var(--fs-md);
  color: rgba(245,230,211,0.75);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.875rem 2rem;
  border-radius: 50px;
  font-family: var(--ff-sans);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  transition: var(--transition);
}

.btn--primary {
  background: var(--clr-terra);
  color: var(--clr-white);
}
.btn--primary:hover {
  background: var(--clr-terra-dk);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(184,84,58,0.3);
}

.btn--ghost {
  background: transparent;
  color: var(--clr-sand);
  border: 1.5px solid rgba(245,230,211,0.4);
}
.btn--ghost:hover {
  border-color: var(--clr-sand);
  color: var(--clr-white);
}

.btn--ghost-light {
  background: transparent;
  color: var(--clr-terra);
  border: 1.5px solid var(--clr-border);
  margin-top: var(--space-sm);
}
.btn--ghost-light:hover {
  border-color: var(--clr-terra);
}

.btn--full { width: 100%; }

/* ─── NAV ─── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(253,248,243,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
  transition: var(--transition);
}
.nav.scrolled {
  box-shadow: 0 2px 20px rgba(26,20,16,0.08);
}

.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--ff-serif);
  font-size: var(--fs-lg);
  font-weight: 500;
  color: var(--clr-dark);
}

.nav__logo-mark {
  color: var(--clr-terra);
  font-size: var(--fs-xl);
}

.nav__links {
  display: flex;
  gap: var(--space-xl);
}

.nav__links a {
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--clr-text-light);
  transition: var(--transition);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--clr-terra);
  transition: var(--transition);
}

.nav__links a:hover { color: var(--clr-terra); }
.nav__links a:hover::after { width: 100%; }

.nav__menu-btn {
  display: none;
  color: var(--clr-dark);
  padding: var(--space-xs);
}

.nav__mobile {
  display: none;
  flex-direction: column;
  gap: 0;
  position: absolute;
  top: 72px;
  left: 0;
  right: 0;
  background: var(--clr-white);
  border-bottom: 1px solid var(--clr-border);
  padding: var(--space-sm) 0;
  box-shadow: 0 8px 24px rgba(26,20,16,0.1);
}
.nav__mobile.open { display: flex; }
.nav__mobile a {
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--fs-md);
  color: var(--clr-text);
  border-bottom: 1px solid var(--clr-border);
  transition: var(--transition);
}
.nav__mobile a:hover { background: var(--clr-sand); color: var(--clr-terra); }

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
  background: var(--clr-dark);
  overflow: hidden;
}

.hero__left {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-4xl) var(--space-2xl) var(--space-3xl);
  padding-left: max(var(--space-xl), calc((100vw - 1200px) / 2 + var(--space-lg)));
  color: var(--clr-sand);
  position: relative;
  z-index: 2;
}

.hero__eyebrow {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-sand-dk);
  margin-bottom: var(--space-md);
}

.hero__title {
  font-family: var(--ff-serif);
  font-size: clamp(2.5rem, 5vw, var(--fs-6xl));
  font-weight: 500;
  line-height: 1.1;
  color: var(--clr-sand);
  margin-bottom: var(--space-lg);
}

.hero__subtitle {
  font-size: var(--fs-lg);
  line-height: 1.75;
  color: rgba(245,230,211,0.7);
  margin-bottom: var(--space-xl);
  max-width: 480px;
}

.hero__subtitle strong { color: var(--clr-sand); font-weight: 500; }

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.hero__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--fs-sm);
  color: rgba(245,230,211,0.55);
}

.hero__right {
  position: relative;
  overflow: hidden;
}

.hero__image-wrap {
  width: 100%;
  height: 100%;
  position: relative;
}

.hero__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__image-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, var(--clr-dark) 0%, transparent 30%);
  pointer-events: none;
}

/* ─── SECTIONS ─── */
.section--casa {
  padding: var(--space-4xl) 0;
  background: var(--clr-white);
}

/* ─── CASA GRID ─── */
.casa__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.casa__content .section-title { margin-top: var(--space-xs); }

.casa__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.casa__feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.casa__feature-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: var(--clr-sand);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-terra);
}

.casa__feature strong {
  display: block;
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--clr-dark);
  margin-bottom: 2px;
}

.casa__feature span {
  font-size: var(--fs-sm);
  color: var(--clr-text-light);
  line-height: 1.5;
}

.casa__images {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.casa__img-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.casa__img-main img { width: 100%; height: 100%; object-fit: cover; }

.casa__img-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}
.casa__img-stack img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius);
}

/* ─── ESPACIOS ─── */
.section--espacios {
  padding: var(--space-4xl) 0;
  background: var(--clr-sand);
}

.espacios__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.espacio-card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.espacio-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(26,20,16,0.12);
}

.espacio-card__img {
  overflow: hidden;
  aspect-ratio: 4/3;
}
.espacio-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.espacio-card:hover .espacio-card__img img { transform: scale(1.05); }

.espacio-card__body {
  padding: var(--space-lg);
}

.espacio-card__body h3 {
  font-family: var(--ff-serif);
  font-size: var(--fs-xl);
  font-weight: 500;
  color: var(--clr-dark);
  margin-bottom: var(--space-xs);
}

.espacio-card__body p {
  font-size: var(--fs-sm);
  color: var(--clr-text-light);
  line-height: 1.7;
}

/* ─── ENTORNO ─── */
.section--entorno {
  padding: var(--space-4xl) 0;
  background: var(--clr-dark);
}

.entorno__header {
  margin-bottom: var(--space-2xl);
}

.entorno__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.entorno__points {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.entorno__point {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-md);
  color: rgba(245,230,211,0.8);
}

.entorno__point svg { color: var(--clr-terra); flex-shrink: 0; }

.entorno__images {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.entorno__images img {
  width: 100%;
  border-radius: var(--radius-lg);
  object-fit: cover;
}

/* ─── EXPERIENCIAS ─── */
.section--exp {
  padding: var(--space-4xl) 0;
  background: var(--clr-white);
}

.exp__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.exp__card {
  padding: var(--space-xl);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.exp__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--clr-terra);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.exp__card:hover::before { transform: scaleX(1); }
.exp__card:hover { border-color: transparent; box-shadow: 0 12px 40px rgba(184,84,58,0.1); }

.exp__card-num {
  font-family: var(--ff-serif);
  font-size: var(--fs-4xl);
  font-weight: 400;
  color: var(--clr-sand-dk);
  line-height: 1;
  margin-bottom: var(--space-md);
  transition: var(--transition);
}

.exp__card:hover .exp__card-num { color: var(--clr-terra); }

.exp__card h3 {
  font-family: var(--ff-serif);
  font-size: var(--fs-xl);
  font-weight: 500;
  color: var(--clr-dark);
  margin-bottom: var(--space-sm);
}

.exp__card p {
  font-size: var(--fs-sm);
  color: var(--clr-text-light);
  line-height: 1.7;
}

/* ─── CTA ─── */
.section--cta {
  padding: var(--space-4xl) 0;
  background: var(--clr-terra);
}

.cta__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.cta__title {
  font-family: var(--ff-serif);
  font-size: clamp(2rem, 4vw, var(--fs-5xl));
  font-weight: 500;
  line-height: 1.15;
  color: var(--clr-white);
  margin-bottom: var(--space-md);
}

.cta__body {
  font-size: var(--fs-lg);
  color: rgba(253,248,243,0.8);
  line-height: 1.7;
  max-width: 440px;
}

.cta__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.cta__info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.cta__info-item svg {
  color: var(--clr-white);
  flex-shrink: 0;
  margin-top: 2px;
}

.cta__info-item strong {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-white);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.cta__info-item a,
.cta__info-item span {
  font-size: var(--fs-md);
  color: rgba(253,248,243,0.85);
  line-height: 1.6;
}
.cta__info-item a:hover { color: var(--clr-white); text-decoration: underline; }

/* ─── CONTACTO ─── */
.section--contact {
  padding: var(--space-4xl) 0;
  background: var(--clr-sand);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.contact__left .section-title { margin-top: var(--space-xs); }
.contact__map { margin-top: var(--space-lg); border-radius: var(--radius); overflow: hidden; }

/* ─── FORM ─── */
.form {
  background: var(--clr-white);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(26,20,16,0.08);
}

.form__group {
  margin-bottom: var(--space-md);
}

.form__group label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--clr-text);
  margin-bottom: var(--space-xs);
}

.form__group input,
.form__group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius);
  font-family: var(--ff-sans);
  font-size: var(--fs-md);
  color: var(--clr-text);
  background: var(--clr-white);
  transition: var(--transition);
  outline: none;
}

.form__group input::placeholder,
.form__group textarea::placeholder {
  color: var(--clr-text-light);
  opacity: 0.6;
}

.form__group input:focus,
.form__group textarea:focus {
  border-color: var(--clr-terra);
  box-shadow: 0 0 0 3px rgba(184,84,58,0.1);
}

.form__group textarea { resize: vertical; min-height: 120px; }

.form__note {
  font-size: var(--fs-xs);
  color: var(--clr-text-light);
  text-align: center;
  margin-top: var(--space-sm);
}

.form__success {
  text-align: center;
  padding: var(--space-2xl);
}

.form__success svg {
  color: var(--clr-terra);
  margin-bottom: var(--space-md);
}

.form__success h3 {
  font-family: var(--ff-serif);
  font-size: var(--fs-2xl);
  color: var(--clr-dark);
  margin-bottom: var(--space-sm);
}

.form__success p {
  font-size: var(--fs-md);
  color: var(--clr-text-light);
  margin-bottom: var(--space-md);
}

/* ─── FOOTER ─── */
.footer {
  background: var(--clr-dark);
  color: var(--clr-sand-dk);
  padding: var(--space-3xl) 0 var(--space-lg);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-2xl);
  align-items: start;
  margin-bottom: var(--space-2xl);
}

.footer__logo-mark {
  color: var(--clr-terra);
  font-size: var(--fs-xl);
}

.footer__logo-text {
  font-family: var(--ff-serif);
  font-size: var(--fs-xl);
  font-weight: 500;
  color: var(--clr-sand);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__tagline {
  font-size: var(--fs-sm);
  color: rgba(245,230,211,0.5);
  line-height: 1.7;
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__nav a {
  font-size: var(--fs-sm);
  color: rgba(245,230,211,0.6);
  transition: var(--transition);
}
.footer__nav a:hover { color: var(--clr-terra); }

.footer__contact p {
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: rgba(245,230,211,0.6);
}
.footer__contact a {
  color: rgba(245,230,211,0.6);
  transition: var(--transition);
}
.footer__contact a:hover { color: var(--clr-terra); }

.footer__bottom {
  border-top: 1px solid rgba(245,230,211,0.1);
  padding-top: var(--space-lg);
  text-align: center;
}

.footer__bottom p {
  font-size: var(--fs-xs);
  color: rgba(245,230,211,0.35);
}

/* ─── SCROLL ANIMATIONS ─── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero__left {
    padding: var(--space-4xl) var(--space-lg) var(--space-2xl);
    order: 2;
  }
  .hero__right { order: 1; min-height: 50vh; }
  .hero__image-accent { background: linear-gradient(180deg, var(--clr-dark) 0%, transparent 20%); }

  .casa__grid,
  .entorno__grid,
  .contact__grid,
  .cta__inner { grid-template-columns: 1fr; gap: var(--space-xl); }

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

  .footer__grid { grid-template-columns: 1fr; text-align: center; }
  .footer__nav { flex-direction: row; flex-wrap: wrap; justify-content: center; gap: var(--space-md); }
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__menu-btn { display: block; }

  .hero__title { font-size: clamp(2rem, 8vw, var(--fs-4xl)); }
  .hero__left { padding-top: var(--space-3xl); }

  .section-title { font-size: var(--fs-3xl); }
  .section-lead { font-size: var(--fs-md); }

  .exp__grid { grid-template-columns: 1fr; }

  .casa__img-stack { grid-template-columns: 1fr; }
  .casa__images { order: -1; }

  .entorno__images { order: -1; }
}

@media (max-width: 480px) {
  :root {
    --fs-4xl: 2rem;
    --fs-5xl: 2.5rem;
    --fs-6xl: 3rem;
  }

  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }

  .form { padding: var(--space-lg); }
}