:root {
  --ink: #1c2b26;
  --ink-soft: #51655d;
  --brand: #1f6f54;
  --brand-dark: #14523d;
  --gold: #c9a13b;
  --cream: #f7f4ec;
  --cream-dark: #efe9db;
  --white: #ffffff;
  --line: rgba(28, 43, 38, 0.1);
  --shadow: 0 18px 44px rgba(20, 60, 44, 0.14);
  --radius: 16px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container { width: min(1180px, 92%); margin-inline: auto; }

/* ---------- Header ---------- */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.25s;
}
.header.scrolled { box-shadow: 0 8px 30px rgba(20, 60, 44, 0.12); }
.header-inner { display: flex; align-items: center; gap: 26px; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  display: grid; place-items: center;
  width: 46px; height: 46px; border-radius: 12px;
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  color: #fff; font-weight: 800; letter-spacing: 0.5px;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; font-weight: 800; letter-spacing: 1px; }
.brand-text small { font-weight: 500; letter-spacing: 0.3px; color: var(--ink-soft); font-size: 10.5px; }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a { font-weight: 600; font-size: 14.5px; color: var(--ink); opacity: 0.85; padding: 6px 2px; position: relative; }
.nav a::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px; background: var(--brand); transition: width 0.25s; }
.nav a:hover::after, .nav a.active::after { width: 100%; }
.nav a:hover { opacity: 1; }
.hotline { font-weight: 700; color: var(--brand); white-space: nowrap; }
.hotline-ic { margin-right: 4px; }
.nav-toggle { display: none; background: none; border: 0; font-size: 26px; cursor: pointer; color: var(--ink); }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100vh; display: flex; flex-direction: column; color: #fff; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; transform: scale(1.04); animation: heroZoom 14s ease-out forwards; }
@keyframes heroZoom { to { transform: scale(1); } }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(16, 34, 27, 0.55), rgba(16, 34, 27, 0.35) 45%, rgba(16, 34, 27, 0.75)); }
.hero-content { position: relative; z-index: 2; padding: 150px 0 40px; max-width: 820px; flex: 1; display: flex; flex-direction: column; justify-content: center; }
.hero-kicker { text-transform: uppercase; letter-spacing: 4px; font-size: 13px; font-weight: 600; color: #ffe9b0; margin-bottom: 14px; }
.hero-title {
  font-family: "Playfair Display", serif;
  font-size: clamp(52px, 9vw, 108px);
  letter-spacing: 8px; line-height: 1.02; margin-bottom: 10px;
  text-shadow: 0 6px 30px rgba(0, 0, 0, 0.35);
}
.hero-tagline { font-size: clamp(18px, 2.6vw, 28px); font-weight: 600; margin-bottom: 22px; color: #f3efe4; }
.hero-chips { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; }
.hero-chips li {
  padding: 7px 16px; border-radius: 999px; font-size: 13.5px; font-weight: 600;
  background: rgba(255, 255, 255, 0.14); border: 1px solid rgba(255, 255, 255, 0.35); backdrop-filter: blur(4px);
  animation: chipFloat 5s ease-in-out infinite;
}
.hero-chips li:nth-child(2) { animation-delay: 0.7s; }
.hero-chips li:nth-child(3) { animation-delay: 1.4s; }
.hero-chips li:nth-child(4) { animation-delay: 2.1s; }
@keyframes chipFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-4px); } }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 30px; border-radius: 999px; font-weight: 700; font-size: 15px;
  cursor: pointer; transition: transform 0.2s, box-shadow 0.2s, background 0.2s; border: 0;
}
.btn-primary { background: linear-gradient(135deg, var(--gold), #b18a2c); color: #241c05; box-shadow: 0 10px 26px rgba(201, 161, 59, 0.4); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(201, 161, 59, 0.5); }
.btn-ghost { background: rgba(255, 255, 255, 0.12); color: #fff; border: 1px solid rgba(255, 255, 255, 0.5); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.22); }

.hero-stats {
  position: relative; z-index: 3; margin-top: 56px;
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: rgba(255, 255, 255, 0.1); border-top: 1px solid rgba(255, 255, 255, 0.25); backdrop-filter: blur(8px);
}
.stat { padding: 22px 18px; text-align: center; border-left: 1px solid rgba(255, 255, 255, 0.16); }
.stat:first-child { border-left: 0; }
.stat strong { display: block; font-size: clamp(20px, 2.6vw, 30px); color: #ffe9b0; font-weight: 800; }
.stat span { font-size: 12.5px; color: rgba(255, 255, 255, 0.85); }

/* ---------- Fullwidth Slider ---------- */
.hero-slider { position: relative; width: 100%; height: 56vh; min-height: 420px; overflow: hidden; z-index: 2; background: #000; }
.hero-slider .slides { position: absolute; inset: 0; }
.hero-slider .slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1.2s ease; }
.hero-slider .slide.active { opacity: 1; }
.hero-slider img { width: 100%; height: 100%; object-fit: cover; transform-origin: center; }
.hero-slider .slide.active.kb-a img { animation: kbA 10s ease-out forwards; }
.hero-slider .slide.active.kb-b img { animation: kbB 10s ease-out forwards; }
@keyframes kbA { from { transform: scale(1.04) translate(0.5%, 0); } to { transform: scale(1.08) translate(-0.5%, 0); } }
@keyframes kbB { from { transform: scale(1.06) translate(-0.5%, 0); } to { transform: scale(1.04) translate(0.5%, 0); } }
.slide-caption { position: absolute; bottom: 32px; left: 6%; color: #fff; font-weight: 600; font-size: 16px; text-shadow: 0 2px 6px rgba(0,0,0,0.5); background: rgba(10,20,16,0.45); padding: 10px 16px; border-radius: 12px; }
.slider-nav { position: absolute; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; border-radius: 50%; border: 0; background: rgba(255,255,255,0.18); color: #fff; font-size: 18px; cursor: pointer; backdrop-filter: blur(4px); transition: 0.25s; }
.slider-nav:hover { background: rgba(255,255,255,0.35); }
.slider-nav.prev { left: 20px; }
.slider-nav.next { right: 20px; }

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Sections ---------- */
.section { padding: 72px 0; }
.section-alt { background: var(--cream); }
.section-dark { background: linear-gradient(160deg, #143026, #0e211a); color: #f2efe6; }
.section-head { margin-bottom: 36px; max-width: 760px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-kicker { text-transform: uppercase; letter-spacing: 3.5px; font-weight: 700; font-size: 12.5px; color: var(--brand); margin-bottom: 10px; }
.section-dark .section-kicker { color: var(--gold); }
.section-title { font-family: "Playfair Display", serif; font-size: clamp(30px, 4vw, 44px); line-height: 1.15; }
.section-sub { margin-top: 14px; color: inherit; opacity: 0.8; font-size: 16px; }

.split { display: grid; grid-template-columns: 1fr 1.06fr; gap: 40px; align-items: start; }
.split-overview { grid-template-columns: 1.08fr 1fr; align-items: center; gap: 46px; }
.split-overview .split-video iframe { border-radius: 18px; }
.split-media img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; }
.split-video iframe {
  width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: var(--radius);
  box-shadow: var(--shadow); background: #0b1a14; display: block;
}
.split-video .media-img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); margin-top: 16px; display: block; }
.split-body p { margin-bottom: 16px; color: var(--ink-soft); }
.split-body p strong { color: var(--ink); }

.pillars { margin-top: 26px; display: grid; gap: 0; border-top: 1px solid var(--line); }
.pillar { display: grid; grid-template-columns: 48px 190px 1fr; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.pillar-num { font-weight: 800; color: var(--gold); font-size: 15px; }
.pillar h4 { font-size: 17px; }
.pillar p { margin: 0; font-size: 14.5px; }

/* ---------- Journey ---------- */
.journey { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.journey-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 18px; transition: transform 0.25s, box-shadow 0.25s; position: relative; overflow: hidden;
}
.journey-item:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.journey-item span { font-family: "Playfair Display", serif; font-size: 34px; font-weight: 800; color: rgba(31, 111, 84, 0.18); display: block; margin-bottom: 6px; }
.journey-item h4 { font-size: 15.5px; margin-bottom: 6px; }
.journey-item p { font-size: 13px; color: var(--ink-soft); }

/* ---------- Location ---------- */
.loc-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; max-width: 960px; margin: 0 auto; }
.loc-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 24px 22px; position: relative; overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s;
}
.loc-card::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--brand); }
.loc-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.loc-num { font-family: "Playfair Display", serif; font-size: 26px; font-weight: 800; color: rgba(31, 111, 84, 0.25); display: block; margin-bottom: 4px; }
.loc-card h4 { font-size: 16.5px; margin-bottom: 6px; }
.loc-card p { font-size: 13.5px; color: var(--ink-soft); }
.center-cta { text-align: center; margin-top: 30px; }

/* ---------- Ecosystem ---------- */
.eco { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.eco-card { background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.14); border-radius: var(--radius); overflow: hidden; transition: transform 0.25s, box-shadow 0.25s; }
.eco-card:hover { transform: translateY(-6px); box-shadow: 0 20px 44px rgba(0, 0, 0, 0.35); }
.eco-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.eco-body { padding: 22px 24px 26px; }
.eco-body h4 { font-size: 19px; margin-bottom: 8px; color: #ffe9b0; }
.eco-body p { font-size: 14.5px; color: rgba(242, 239, 230, 0.85); }


/* ---------- Amenities ---------- */
.amenities { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 36px; }
.amen { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 18px; text-align: center; transition: transform 0.25s, box-shadow 0.25s; }
.amen:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.amen-ic { font-size: 34px; margin-bottom: 12px; }
.amen h4 { font-size: 16px; margin-bottom: 8px; }
.amen p { font-size: 13.5px; color: var(--ink-soft); }
.band img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; max-width: 1060px; margin-inline: auto; }

/* ---------- Layers ---------- */
.layers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.layer { background: #fff; border-radius: var(--radius); padding: 34px 28px; border: 1px solid var(--line); position: relative; }
.layer.featured { background: linear-gradient(160deg, var(--brand), var(--brand-dark)); color: #fff; box-shadow: var(--shadow); }
.layer.featured p { color: rgba(255, 255, 255, 0.9); }
.layer-tag {
  display: inline-block; padding: 5px 14px; border-radius: 999px; font-size: 12px; font-weight: 700;
  background: rgba(31, 111, 84, 0.12); color: var(--brand); margin-bottom: 14px;
}
.layer.featured .layer-tag { background: rgba(255, 255, 255, 0.18); color: #ffe9b0; }
.layer h3 { font-size: 20px; margin-bottom: 6px; }
.layer-size { font-family: "Playfair Display", serif; font-size: 34px; font-weight: 800; color: var(--gold); margin-bottom: 12px; }
.layer p:last-child { font-size: 14.5px; color: var(--ink-soft); }

/* ---------- Legal ---------- */
.legal-list { list-style: none; display: grid; gap: 12px; }
.legal-list li { padding: 14px 16px; background: var(--cream); border-radius: 12px; font-size: 14.5px; color: var(--ink-soft); }
.legal-list li strong { color: var(--ink); }
.caption { margin-top: 12px; font-size: 12.5px; color: var(--ink-soft); text-align: center; font-style: italic; }

/* ---------- Gallery ---------- */
.gallery-sub { font-size: 19px; margin: 30px 0 18px; text-align: center; letter-spacing: 0.5px; }
.gallery { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-bottom: 30px; }
.gallery figure { border-radius: 12px; overflow: hidden; cursor: zoom-in; aspect-ratio: 4/3; background: var(--cream-dark); }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.gallery figure:hover img { transform: scale(1.06); }
.gallery-duo { grid-template-columns: 1fr 1fr; gap: 18px; max-width: 1000px; margin: 0 auto 10px; }
.gallery-duo figure { aspect-ratio: 16 / 9; border-radius: var(--radius); box-shadow: var(--shadow); }

/* ---------- CTA ---------- */
.cta-box { display: grid; grid-template-columns: 1fr 1.1fr; gap: 50px; align-items: center; }
.cta-text h2 { font-family: "Playfair Display", serif; font-size: clamp(28px, 3.4vw, 40px); margin-bottom: 16px; color: #ffe9b0; }
.cta-text p { color: rgba(242, 239, 230, 0.85); }
.cta-form { background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.16); border-radius: var(--radius); padding: 30px; display: grid; gap: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.cta-form input, .cta-form select, .cta-form textarea {
  width: 100%; padding: 13px 16px; border-radius: 10px; border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.08); color: #fff; font: inherit; font-size: 14.5px; resize: vertical;
}
.cta-form input::placeholder, .cta-form textarea::placeholder { color: rgba(255, 255, 255, 0.55); }
.cta-form select { color: rgba(255, 255, 255, 0.85); }
.cta-form select option { color: var(--ink); }
.btn-block { width: 100%; }
.form-note { font-size: 12.5px; text-align: center; color: rgba(242, 239, 230, 0.6); }

/* ---------- Footer ---------- */
.footer { background: #0b1a14; color: #cfd8d3; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding: 64px 0 44px; }
.footer .brand-text { color: #fff; }
.footer .brand-text small { color: #9db3ab; }
.footer-brand { margin-bottom: 16px; }
.footer h4 { color: #fff; margin-bottom: 14px; font-size: 16px; }
.footer p { font-size: 14px; margin-bottom: 12px; }
.footer a:hover { color: var(--gold); }
.footer-bar { border-top: 1px solid rgba(255, 255, 255, 0.08); padding: 18px 0; text-align: center; font-size: 12.5px; color: #7f958d; }

/* ---------- Float CTA & lightbox ---------- */
.float-cta { position: fixed; right: 18px; bottom: 18px; z-index: 70; display: flex; flex-direction: column; gap: 12px; }
.float-btn {
  width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--gold), #b18a2c); color: #241c05; font-size: 22px;
  box-shadow: 0 12px 26px rgba(201, 161, 59, 0.45); transition: transform 0.2s;
}
.float-btn:hover { transform: scale(1.08); }
.lightbox { position: fixed; inset: 0; z-index: 90; background: rgba(10, 20, 16, 0.92); display: none; align-items: center; justify-content: center; padding: 30px; }
.lightbox.open { display: flex; }
.lightbox img { max-width: 92vw; max-height: 88vh; border-radius: 10px; box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5); }
.lb-close { position: absolute; top: 18px; right: 24px; background: none; border: 0; color: #fff; font-size: 44px; cursor: pointer; line-height: 1; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .journey { grid-template-columns: repeat(3, 1fr); }
  .amenities { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 30px; }
  .eco { grid-template-columns: 1fr; }
  .cta-box { grid-template-columns: 1fr; gap: 34px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .gallery { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 760px) {
  .nav {
    position: fixed; top: 72px; left: 0; right: 0; flex-direction: column; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line); padding: 10px 6%;
    display: none; box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  }
  .nav.open { display: flex; }
  .nav a { padding: 13px 6px; border-bottom: 1px solid var(--line); }
  .nav-toggle { display: block; margin-left: auto; }
  .header-cta .hotline { font-size: 13px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-content { padding: 120px 0 20px; }
  .journey { grid-template-columns: 1fr 1fr; }
  .loc-grid { grid-template-columns: 1fr; }
  .gallery-duo { grid-template-columns: 1fr; }
  .layers { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .pillar { grid-template-columns: 40px 1fr; }
  .pillar p { grid-column: 1 / -1; }
  .brand-text small { display: none; }
}