:root {
  --bg: #f4efe7;
  --bg-deep: #d7e6e8;
  --surface: rgba(255, 251, 246, 0.86);
  --surface-strong: #fff8f0;
  --ink: #1d2a2f;
  --muted: #57676f;
  --line: rgba(29, 42, 47, 0.1);
  --aqua: #1f8a96;
  --aqua-deep: #12545c;
  --sand: #c98c5d;
  --shadow: 0 24px 60px rgba(31, 52, 56, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(31, 138, 150, 0.18), transparent 32%),
    radial-gradient(circle at right 20%, rgba(201, 140, 93, 0.18), transparent 28%),
    linear-gradient(180deg, #eff8f7 0%, var(--bg) 35%, #f8f3ed 100%);
}

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

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

.hero {
  min-height: 100vh;
  padding: 1.4rem clamp(1.2rem, 2vw, 2.4rem) 4rem;
  background:
    linear-gradient(120deg, rgba(8, 29, 33, 0.76), rgba(18, 84, 92, 0.35)),
    url("assets/images/exterior/amerin-residence-pool-view.jpg") center/cover;
  color: #f7f4ef;
}

.site-nav,
.hero-panel,
.section-shell,
.contact-panel {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-block {
  display: grid;
  gap: 0.2rem;
}

.eyebrow {
  margin: 0;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 700;
}

.brand {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 600;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-weight: 600;
}

.nav-links a {
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  transform: scaleX(1);
}

.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.7fr);
  gap: 2rem;
  align-items: end;
  padding-top: clamp(4rem, 12vh, 9rem);
}

.hero-copy h1,
.section-heading h2,
.contact-panel h2 {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  line-height: 0.95;
  letter-spacing: -0.02em;
}

.hero-copy h1 {
  max-width: 9ch;
  font-size: clamp(3.6rem, 10vw, 7rem);
}

.hero-text {
  max-width: 36rem;
  margin: 1.2rem 0 0;
  font-size: 1.05rem;
  line-height: 1.75;
  color: rgba(247, 244, 239, 0.9);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.2rem;
  padding: 0.85rem 1.3rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 800;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.button:hover,
.button:focus-visible,
.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  background: linear-gradient(135deg, #22a071, #17865e);
  color: #fff;
  box-shadow: 0 18px 45px rgba(21, 96, 67, 0.25);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
  backdrop-filter: blur(10px);
}

.hero-card {
  padding: 1.4rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 28px;
  background: rgba(255, 247, 240, 0.12);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.card-label,
.card-footnote,
.section-note {
  margin: 0;
  line-height: 1.7;
  color: rgba(247, 244, 239, 0.82);
}

.faq-note {
  color: var(--muted);
}

.hero-card ul {
  margin: 1rem 0 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.65rem;
}

.hero-card-divider {
  height: 1px;
  margin: 1.2rem 0;
  background: rgba(255, 255, 255, 0.15);
}

.section-shell {
  padding: 5rem clamp(1.2rem, 2vw, 2.4rem) 0;
}

.section-heading {
  display: grid;
  gap: 0.8rem;
  margin-bottom: 1.8rem;
}

.section-heading h2,
.contact-panel h2 {
  font-size: clamp(2.5rem, 6vw, 4.1rem);
  max-width: 14ch;
}

.section-heading .eyebrow,
.contact .eyebrow {
  color: var(--aqua-deep);
}

.intro-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.intro-grid article,
.amenity-card,
.feature-card,
.faq-item,
.contact-panel {
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.intro-grid article {
  padding: 1.5rem;
  border-radius: 24px;
  background: rgba(255, 250, 245, 0.84);
}

.intro-grid h3,
.amenity-card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
}

.faq-list {
  display: grid;
  gap: 1rem;
}

.faq-item {
  padding: 1.25rem 1.4rem;
  border-radius: 24px;
  background: rgba(255, 250, 245, 0.84);
}

.faq-item summary {
  cursor: pointer;
  font-size: 1.02rem;
  font-weight: 800;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  margin: 0.9rem 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.intro-grid p,
.amenity-card p,
.contact-panel p,
.feature-card figcaption,
.section-note {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.split-heading {
  grid-template-columns: minmax(0, 1fr) minmax(220px, 340px);
  align-items: end;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.feature-card {
  overflow: hidden;
  border-radius: 28px;
  background: var(--surface);
}

.feature-card-large {
  grid-column: span 2;
  grid-row: span 2;
}

.feature-card img {
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.feature-card-large img {
  aspect-ratio: 1.3 / 1;
}

.feature-card figcaption {
  padding: 1rem 1.1rem 1.2rem;
}

.amenities-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.amenity-card {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem;
  border-radius: 28px;
  background: var(--surface);
}

.amenity-card img {
  height: 100%;
  min-height: 180px;
  border-radius: 20px;
  object-fit: cover;
}

.accent-aqua {
  background: linear-gradient(135deg, rgba(224, 247, 250, 0.88), rgba(255, 250, 245, 0.92));
}

.accent-sand {
  background: linear-gradient(135deg, rgba(253, 238, 222, 0.92), rgba(255, 251, 246, 0.92));
}

.accent-olive {
  background: linear-gradient(135deg, rgba(235, 243, 228, 0.92), rgba(255, 251, 246, 0.92));
}

.accent-copper {
  background: linear-gradient(135deg, rgba(248, 231, 221, 0.94), rgba(255, 251, 246, 0.92));
}

.accent-stone {
  background: linear-gradient(135deg, rgba(239, 243, 240, 0.94), rgba(255, 251, 246, 0.92));
}

.contact {
  padding-bottom: 5rem;
}

.contact-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
  padding: clamp(1.4rem, 4vw, 2.2rem);
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(13, 57, 63, 0.96), rgba(23, 100, 109, 0.92)),
    url("assets/images/amenities/infinity-pool-view.jpg") center/cover;
  color: #fff;
}

.contact-panel .eyebrow,
.contact-panel p {
  color: rgba(255, 255, 255, 0.82);
}

.whatsapp-float {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 10.4rem;
  min-height: 3.6rem;
  padding: 0.85rem 1.2rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #25d366, #0f9b49);
  color: #fff;
  font-weight: 800;
  box-shadow: 0 20px 40px rgba(13, 110, 50, 0.3);
}

@media (max-width: 960px) {
  .hero-panel,
  .split-heading,
  .intro-grid,
  .gallery-grid,
  .amenities-grid,
  .amenity-card,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .site-nav,
  .contact-panel {
    align-items: flex-start;
  }

  .site-nav,
  .contact-panel {
    flex-direction: column;
  }

  .feature-card-large {
    grid-column: auto;
    grid-row: auto;
  }

  .amenity-card {
    grid-template-columns: 1fr;
  }

  .amenity-card img {
    min-height: 240px;
  }
}

@media (max-width: 640px) {
  .hero {
    min-height: auto;
    padding-bottom: 3rem;
  }

  .hero-copy h1 {
    max-width: 100%;
    font-size: clamp(2.9rem, 16vw, 4.4rem);
  }

  .section-shell {
    padding-top: 4rem;
  }

  .feature-card img,
  .feature-card-large img,
  .amenity-card img {
    aspect-ratio: 1.1 / 1;
  }

  .whatsapp-float {
    right: 0.75rem;
    bottom: 0.75rem;
    min-width: auto;
  }
}