/* ===================================================
   Casas de Playa — Main Stylesheet
   Beach/Ocean color palette, modern responsive design
   =================================================== */

/* --- CSS Custom Properties --- */
:root {
  /* Colors */
  --color-ocean: #1a6b8a;
  --color-ocean-dark: #124e66;
  --color-ocean-light: #2d8aad;
  --color-teal: #2aa5a5;
  --color-sand: #f5f0e8;
  --color-sand-dark: #e8dfd2;
  --color-accent: #e8a945;
  --color-accent-hover: #d49530;
  --color-white: #ffffff;
  --color-dark: #1e2d3a;
  --color-text: #2c3e50;
  --color-text-light: #6c757d;
  --color-border: #dee2e6;

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;

  /* Layout */
  --container-max: 1200px;
  --header-height: 72px;

  /* Transitions */
  --transition: 0.3s ease;
  --transition-slow: 0.6s ease;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-white);
}

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

a {
  color: var(--color-ocean);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-ocean-light);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-dark);
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* --- Header & Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
  height: var(--header-height);
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-ocean);
  letter-spacing: -0.02em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 0.25rem;
}

.nav-list a {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-radius: 6px;
  transition: all var(--transition);
  letter-spacing: 0.01em;
}

.nav-list a:hover,
.nav-list a.active {
  color: var(--color-ocean);
  background: rgba(26, 107, 138, 0.08);
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding-left: var(--space-sm);
  border-left: 1px solid var(--color-border);
}

.lang-link {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-light);
  text-decoration: none;
  border-radius: 4px;
  transition: all var(--transition);
  letter-spacing: 0.05em;
}

.lang-link:hover {
  color: var(--color-ocean);
  background: rgba(26, 107, 138, 0.08);
}

.lang-link.active {
  color: var(--color-white);
  background: var(--color-ocean);
}

/* Mobile Menu */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 6px;
  transition: background var(--transition);
}

.mobile-menu-toggle:hover {
  background: rgba(0, 0, 0, 0.05);
}

.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: all var(--transition);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero Carousel --- */
.hero-carousel {
  margin-top: var(--header-height);
  position: relative;
  width: 100%;
  height: 75vh;
  min-height: 500px;
  max-height: 800px;
  overflow: hidden;
}

.carousel-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-track {
  display: flex;
  height: 100%;
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-slide {
  min-width: 100%;
  height: 100%;
  position: relative;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.carousel-slide::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.3), transparent);
  pointer-events: none;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.9);
  border: none;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-size: 1.25rem;
  cursor: pointer;
  color: var(--color-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
  z-index: 2;
}

.carousel-btn:hover {
  background: var(--color-white);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.carousel-btn-prev {
  left: var(--space-md);
}

.carousel-btn-next {
  right: var(--space-md);
}

.carousel-dots {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
  z-index: 2;
}

.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid rgba(255, 255, 255, 0.8);
}

.carousel-dot.active,
.carousel-dot:hover {
  background: var(--color-white);
  transform: scale(1.2);
}

/* --- Tagline Section --- */
.tagline-section {
  padding: var(--space-xl) 0;
  text-align: center;
  background: var(--color-sand);
}

.tagline {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 600;
  color: var(--color-ocean);
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.4;
}

.tagline-sub {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--color-text);
  max-width: 720px;
  margin: 0.75rem auto 0;
  line-height: 1.6;
  opacity: 0.85;
}

/* --- Location Section --- */
.location-section {
  padding: var(--space-xl) 0;
  background: var(--color-white);
}

.location-map {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.location-map iframe {
  display: block;
  width: 100%;
  height: 450px;
  border: 0;
}

/* --- Section Headers --- */
.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.section-header h2 {
  font-size: 2.25rem;
  margin-bottom: 0.5rem;
  color: var(--color-dark);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* --- Rent Section (Home Page) --- */
.rent-section {
  padding: var(--space-xl) 0;
  background: var(--color-white);
}

.houses-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.house-card {
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  transition: all var(--transition);
}

.house-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.house-card-image {
  position: relative;
  height: 240px;
  overflow: hidden;
  display: block;
}

.house-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.house-card:hover .house-card-image img {
  transform: scale(1.05);
}

.house-more-info {
  display: block;
  text-align: center;
  padding: 0.6rem var(--space-md);
  background: var(--color-sand);
  color: var(--color-ocean);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition);
}

.house-more-info:hover {
  background: var(--color-ocean);
  color: var(--color-white);
}

.house-card-body {
  padding: var(--space-md);
}

.house-card-body h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-dark);
}

.house-description {
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
  line-height: 1.6;
}

.house-features {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border);
}

.feature {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.feature svg {
  color: var(--color-ocean);
  flex-shrink: 0;
}

/* House card contact section */
.house-contact {
  padding-top: var(--space-md);
  margin-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.contact-host {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 0.6rem;
}

.contact-host svg {
  color: var(--color-ocean);
  flex-shrink: 0;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all var(--transition);
  text-decoration: none;
  font-size: 0.85rem;
}

.contact-link svg {
  flex-shrink: 0;
}

.contact-text {
  transition: color var(--transition);
}

.whatsapp-link {
  color: #25D366;
}

.whatsapp-link:hover {
  color: #1da851;
}

.email-link {
  color: var(--color-ocean);
}

.email-link:hover {
  color: var(--color-ocean-dark);
}

/* --- Page Hero (inner pages) --- */
.page-hero {
  margin-top: var(--header-height);
  padding: var(--space-xl) 0 var(--space-lg);
  background: linear-gradient(135deg, var(--color-ocean-dark) 0%, var(--color-ocean) 50%, var(--color-teal) 100%);
  text-align: center;
  color: var(--color-white);
}

.page-hero h1 {
  font-size: 3rem;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.page-subtitle {
  font-size: 1.15rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
}

/* --- Amenities Section --- */
.amenities-section {
  padding: var(--space-xl) 0;
}

.amenity-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
  margin-bottom: var(--space-xl);
}

.amenity-row:last-child {
  margin-bottom: 0;
}

.amenity-row-reverse {
  direction: rtl;
}

.amenity-row-reverse > * {
  direction: ltr;
}

.amenity-image {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.amenity-image img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.amenity-image:hover img {
  transform: scale(1.03);
}

.amenity-content h2 {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
  color: var(--color-ocean);
}

.amenity-content p {
  font-size: 1.05rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* --- Sales Section --- */
.sales-section {
  padding: var(--space-xl) 0;
}

.sales-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.master-plan {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: calc(var(--header-height) + var(--space-md));
}

.master-plan img {
  width: 100%;
  height: auto;
  display: block;
}

.lots-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.lot-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

.lot-row:first-child {
  border-top: 1px solid var(--color-border);
}

.lot-row:hover {
  background: var(--color-sand);
}

.lot-number {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-ocean);
}

.lot-info {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.lot-phone {
  font-size: 0.9rem;
  color: #25D366;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: color var(--transition);
}

.lot-phone:hover {
  color: #1da851;
}

.lot-price {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-ocean);
  min-width: 120px;
  text-align: right;
}

/* --- La Pedrera Section --- */
.lapedrera-section {
  padding: var(--space-xl) 0;
}

.lp-subsection {
  margin-bottom: var(--space-xl);
}

.lp-subsection:last-child {
  margin-bottom: 0;
}

.lp-subsection h3 {
  font-size: 2rem;
  margin-bottom: var(--space-md);
  color: var(--color-ocean);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-sand-dark);
}

.lp-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.lp-card {
  display: flex;
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
  transition: all var(--transition);
}

.lp-card:hover {
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.lp-card-body {
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.lp-card-body h4 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
  font-family: var(--font-body);
  font-weight: 600;
}

.lp-card-body h4 a {
  color: var(--color-ocean);
  text-decoration: none;
  transition: color var(--transition);
}

.lp-card-body h4 a:hover {
  color: var(--color-teal);
  text-decoration: underline;
}

.lp-card-body p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* --- Footer --- */
.site-footer {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: var(--space-lg) 0 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  display: block;
  margin-bottom: 0.5rem;
}

.footer-location {
  font-size: 0.9rem;
  opacity: 0.7;
}

.footer-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  transition: color var(--transition);
}

.footer-nav a:hover {
  color: var(--color-white);
}

.footer-email {
  color: var(--color-accent);
  font-size: 0.9rem;
}

.footer-email:hover {
  color: var(--color-accent-hover);
}

.footer-bottom {
  padding: var(--space-sm) 0;
  text-align: center;
  font-size: 0.8rem;
  opacity: 0.6;
}

/* --- Scroll Animations --- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Generic Page Content --- */
.page-content {
  margin-top: var(--header-height);
  padding: var(--space-xl) 0;
}

/* ================================
   RESPONSIVE BREAKPOINTS
   ================================ */

/* Tablet */
@media (max-width: 1024px) {
  .houses-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
  }

  .sales-layout {
    gap: var(--space-md);
  }

  .amenity-row {
    gap: var(--space-md);
  }

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

/* Mobile landscape / small tablet */
@media (max-width: 768px) {
  :root {
    --space-xl: 1.75rem;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: var(--space-md);
    gap: var(--space-md);
    transform: translateX(100%);
    transition: transform var(--transition);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
  }

  .main-nav.open {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
  }

  .nav-list a {
    font-size: 1.1rem;
    padding: 0.75rem 1rem;
  }

  .lang-switcher {
    border-left: none;
    border-top: 1px solid var(--color-border);
    padding-left: 0;
    padding-top: var(--space-sm);
    justify-content: center;
  }

  .hero-carousel {
    height: 50vh;
    min-height: 350px;
  }

  .tagline {
    font-size: 1.5rem;
  }

  .tagline-section {
    padding: var(--space-lg) 0;
  }

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

  .house-card-image {
    height: 200px;
  }

  .section-header h2 {
    font-size: 1.75rem;
  }

  .page-hero h1 {
    font-size: 2rem;
  }

  .amenity-row,
  .amenity-row-reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .amenity-image img {
    height: 250px;
  }

  .sales-layout {
    grid-template-columns: 1fr;
  }

  .master-plan {
    position: static;
  }

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

  .footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-md);
    text-align: center;
  }

  .footer-nav ul {
    align-items: center;
  }

  .carousel-btn {
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }

  .carousel-btn-prev {
    left: var(--space-sm);
  }

  .carousel-btn-next {
    right: var(--space-sm);
  }
}

/* Mobile portrait */
@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-sm);
  }

  .hero-carousel {
    height: 40vh;
    min-height: 280px;
  }

  .tagline {
    font-size: 1.25rem;
  }

  .house-card-body {
    padding: 1.25rem;
  }

  .house-card-body h3 {
    font-size: 1.25rem;
  }

  .amenity-content h2 {
    font-size: 1.5rem;
  }

  .page-hero {
    padding: var(--space-lg) 0 var(--space-md);
  }

  .page-hero h1 {
    font-size: 1.75rem;
  }

  .lot-details {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .location-map iframe {
    height: 300px;
  }
}