/* =========================================================
   THE EMERALD RIVER PARK — Landing page đại lý phân phối
   ========================================================= */

:root {
  --color-emerald-950: #081f1a;
  --color-emerald-900: #0e2c27;
  --color-emerald-800: #14392f;
  --color-emerald-700: #1a4a3c;
  --color-emerald-600: #235f4c;
  --color-gold-500: #b9933d;
  --color-gold-400: #c9a75c;
  --color-gold-300: #dbc084;
  --color-cream: #f8f6f1;
  --color-ink: #1b241f;
  --color-muted: #5b675f;
  --shadow-soft: 0 20px 60px -20px rgba(14, 44, 39, 0.35);
  --radius-lg: 22px;
  --radius-md: 14px;
  --font-serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-cream);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--font-serif); margin: 0; line-height: 1.15; }
.container { width: min(1180px, 92%); margin-inline: auto; }
.section { padding: 96px 0; }
.section--tight { padding: 64px 0; }
.section--dark {
  position: relative;
  background:
    /* đường gấp sáng chéo, mô phỏng nếp vải */
    linear-gradient(115deg, transparent 36%, rgba(255, 255, 255, 0.05) 44%, rgba(255, 255, 255, 0.08) 47%, rgba(255, 255, 255, 0.03) 51%, transparent 60%),
    /* vân dệt chéo mảnh, 2 chiều đan nhau */
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.035) 0px, rgba(255, 255, 255, 0.035) 1px, transparent 1px, transparent 4px),
    repeating-linear-gradient(-45deg, rgba(0, 0, 0, 0.16) 0px, rgba(0, 0, 0, 0.16) 1px, transparent 1px, transparent 4px),
    radial-gradient(ellipse 900px 500px at 12% 0%, rgba(218, 183, 102, 0.09), transparent 60%),
    radial-gradient(ellipse 700px 500px at 100% 100%, rgba(26, 111, 92, 0.35), transparent 60%),
    linear-gradient(165deg, var(--color-emerald-900) 0%, var(--color-emerald-950) 55%, #041713 100%);
  color: #eef4f1;
}
.section--cream {
  background:
    /* đường gấp mờ chéo, mô phỏng nếp vải */
    linear-gradient(115deg, transparent 36%, rgba(201, 162, 75, 0.10) 44%, rgba(201, 162, 75, 0.16) 47%, rgba(201, 162, 75, 0.06) 51%, transparent 60%),
    /* vân dệt chéo mảnh, 2 chiều đan nhau */
    repeating-linear-gradient(45deg, rgba(15, 68, 56, 0.025) 0px, rgba(15, 68, 56, 0.025) 1px, transparent 1px, transparent 4px),
    repeating-linear-gradient(-45deg, rgba(15, 68, 56, 0.035) 0px, rgba(15, 68, 56, 0.035) 1px, transparent 1px, transparent 4px),
    radial-gradient(ellipse 800px 420px at 100% 0%, rgba(201, 162, 75, 0.07), transparent 60%),
    radial-gradient(ellipse 700px 420px at 0% 100%, rgba(15, 68, 56, 0.05), transparent 60%),
    linear-gradient(180deg, #fdfbf5 0%, var(--color-cream) 100%);
}
.section--panel {
  background:
    linear-gradient(115deg, transparent 36%, rgba(201, 162, 75, 0.08) 44%, rgba(201, 162, 75, 0.13) 47%, rgba(201, 162, 75, 0.05) 51%, transparent 60%),
    repeating-linear-gradient(45deg, rgba(15, 68, 56, 0.02) 0px, rgba(15, 68, 56, 0.02) 1px, transparent 1px, transparent 4px),
    repeating-linear-gradient(-45deg, rgba(15, 68, 56, 0.028) 0px, rgba(15, 68, 56, 0.028) 1px, transparent 1px, transparent 4px),
    linear-gradient(180deg, #ffffff 0%, #fbf8f1 100%);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-gold-500);
  margin-bottom: 14px;
}
.eyebrow::before,
.eyebrow::after {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--color-gold-500);
  flex: none;
}
.section-title { font-size: clamp(28px, 3.4vw, 40px); font-weight: 600; }
.section-lede {
  max-width: 720px;
  color: var(--color-muted);
  margin-top: 16px;
  font-size: 16px;
}
.section--dark .section-lede { color: #b9c8c2; }
.section-head { margin-bottom: 48px; }
.section-head.center { text-align: center; margin-inline: auto; }
.section-head.center .section-lede { margin-inline: auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.btn:hover { transform: translateY(-2px); }
.btn-gold {
  background: linear-gradient(135deg, var(--color-gold-400), var(--color-gold-500));
  color: var(--color-emerald-950);
  box-shadow: 0 12px 30px -10px rgba(201, 162, 75, 0.6);
  animation: btnGoldPulse 2.5s ease-out 1.2s infinite;
  will-change: box-shadow;
}
@keyframes btnGoldPulse {
  0% { box-shadow: 0 12px 30px -10px rgba(201, 162, 75, 0.6), 0 0 0 0 rgba(185, 147, 61, 0.5); }
  70% { box-shadow: 0 12px 30px -10px rgba(201, 162, 75, 0.6), 0 0 0 16px rgba(185, 147, 61, 0); }
  100% { box-shadow: 0 12px 30px -10px rgba(201, 162, 75, 0.6), 0 0 0 0 rgba(185, 147, 61, 0); }
}
@media (hover: hover) and (pointer: fine) {
  .btn-gold:hover { animation-play-state: paused; }
}
@media (prefers-reduced-motion: reduce) {
  .btn-gold { animation: none; }
}
.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
}
.btn-outline-dark {
  background: transparent;
  border-color: var(--color-emerald-700);
  color: var(--color-emerald-800);
}
.btn-block { width: 100%; }
.btn-sm { padding: 10px 18px; font-size: 13.5px; }

/* ---------- Header ---------- */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  background: rgba(14, 44, 39, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(185, 147, 61, 0.18);
}
.header__container { width: min(1440px, 94%); margin-inline: auto; }
.header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: 20px;
  padding: 12px 0;
}
.brand { display: flex; align-items: center; gap: 10px; color: #fff; flex: none; }
.brand__mark {
  height: 46px;
  width: auto;
  object-fit: contain;
  flex: none;
}
.brand__name { font-family: var(--font-serif); line-height: 1.25; white-space: nowrap; }
.brand__name strong { display: block; font-size: 16px; font-weight: 600; letter-spacing: 0.01em; }

.nav { display: flex; align-items: center; gap: 16px; flex-wrap: nowrap; }
.nav a {
  color: #dce8e3;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: color 0.2s ease;
}
.nav a:hover { color: var(--color-gold-300); }
.nav a.mobile-only { display: none; }

.header__actions { display: flex; align-items: center; gap: 12px; flex: none; }
.header__phone { display: flex; align-items: center; gap: 6px; color: #fff; font-weight: 700; font-size: 14px; white-space: nowrap; }
.header__phone svg { flex: none; color: var(--color-gold-400); }
.nav-toggle {
  display: none;
  flex: none;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 8px;
  padding: 8px 10px;
  color: #fff;
  cursor: pointer;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-top: 120px;
  color: #fff;
  background:
    linear-gradient(100deg, rgba(6, 24, 20, 0.82) 0%, rgba(6, 24, 20, 0.6) 28%, rgba(6, 24, 20, 0.18) 55%, rgba(6, 24, 20, 0.02) 75%),
    linear-gradient(180deg, rgba(6, 24, 20, 0.25) 0%, transparent 30%, rgba(6, 24, 20, 0.45) 100%),
    url("../img/hero-new.jpg") center / cover no-repeat;
  overflow: hidden;
}
/* WebP hero nhẹ hơn ~55-70% so với JPG gốc, chỉ áp dụng nếu trình duyệt hỗ trợ image-set() — nếu không hỗ trợ, giữ nguyên .jpg ở trên làm nền an toàn */
@supports (background-image: image-set(url("x.webp") type("image/webp"))) {
  .hero {
    background:
      linear-gradient(100deg, rgba(6, 24, 20, 0.82) 0%, rgba(6, 24, 20, 0.6) 28%, rgba(6, 24, 20, 0.18) 55%, rgba(6, 24, 20, 0.02) 75%),
      linear-gradient(180deg, rgba(6, 24, 20, 0.25) 0%, transparent 30%, rgba(6, 24, 20, 0.45) 100%),
      image-set(url("../img/hero-1280.webp") type("image/webp") 1x) center / cover no-repeat;
  }
}
/* Mobile (<768px): ảnh riêng, bố cục dọc 9:16 đã lấy trọn sông + bến du thuyền + 5 tòa tháp
   trong khung hình, không cần crop lệch tâm như ảnh panorama ngang dùng cho Desktop/Tablet.
   Desktop/Tablet không nằm trong @media này nên không bị ảnh hưởng. */
@media (max-width: 768px) {
  @supports (background-image: image-set(url("x.webp") type("image/webp"))) {
    .hero {
      background:
        linear-gradient(90deg, rgba(0, 0, 0, 0.45) 0%, rgba(0, 0, 0, 0) 60%),
        linear-gradient(180deg, rgba(6, 24, 20, 0.25) 0%, transparent 30%, rgba(6, 24, 20, 0.45) 100%),
        image-set(url("../img/hero-mobile.webp") type("image/webp") 1x) center / cover no-repeat;
    }
  }
}
.hero__content { position: relative; z-index: 2; flex: 1; display: flex; align-items: center; padding-bottom: 48px; }
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(218, 183, 102, 0.18) 1px, transparent 1px);
  background-size: 26px 26px;
  opacity: 0.4;
  pointer-events: none;
}
.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 640px;
  width: 100%;
  padding-left: max(24px, 5vw);
  padding-right: 24px;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(218, 183, 102, 0.5);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--color-gold-300);
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(40px, 6vw, 68px);
  font-weight: 500;
  color: #fff;
}
.hero h1 em {
  display: block;
  font-style: italic;
  color: var(--color-gold-300);
  font-weight: 600;
}
.hero p {
  margin-top: 22px;
  font-size: 17px;
  color: #d9e5e0;
  max-width: 560px;
}
.hero__actions { display: flex; gap: 16px; margin-top: 36px; flex-wrap: wrap; }

.promo-bar {
  margin-bottom: 22px;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--color-gold-400);
  background: rgba(0, 0, 0, 0.2);
}
.promo-bar__top { display: flex; align-items: center; gap: 14px; }
.promo-bar__percent {
  font-family: var(--font-sans);
  font-variant-numeric: lining-nums tabular-nums;
  font-size: 34px;
  font-weight: 700;
  color: var(--color-gold-300);
  line-height: 1;
  flex: none;
}
.promo-bar__percent span { font-size: 19px; }
.promo-bar__text { display: flex; flex-direction: column; gap: 3px; }
.promo-bar__text strong { color: #fff; font-size: 13.5px; letter-spacing: 0.03em; text-transform: uppercase; }
.promo-bar__text span { color: #c9d6d0; font-size: 12.5px; }
.promo-bar__countdown { display: flex; gap: 8px; margin-top: 14px; }
.promo-bar__unit {
  flex: 1;
  padding: 8px 4px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
}
.promo-bar__unit span { display: block; font-family: var(--font-sans); font-variant-numeric: lining-nums tabular-nums; font-size: 19px; font-weight: 700; color: var(--color-gold-300); }
.promo-bar__unit small { display: block; margin-top: 2px; font-size: 9px; letter-spacing: 0.03em; text-transform: uppercase; color: #b9c8c2; }

.hero__statbar {
  position: relative;
  z-index: 2;
  background: rgba(6, 24, 20, 0.72);
  backdrop-filter: blur(8px);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.stat-strip {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
}
.stat-strip__item {
  padding: 24px 14px;
  text-align: center;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}
.stat-strip__item:first-child { border-left: none; }
.stat-strip__num, .stat-strip__num-static {
  font-family: var(--font-sans);
  font-variant-numeric: lining-nums tabular-nums;
  font-size: 26px;
  color: var(--color-gold-300);
  font-weight: 700;
}
.stat-strip__label {
  margin-top: 6px;
  font-size: 11px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: #b9c8c2;
}

/* ---------- Overview ---------- */
.overview-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: stretch;
}
.overview-visual { margin-top: 28px; border-radius: var(--radius-lg); overflow: hidden; }
.overview-visual img { width: 100%; height: 260px; object-fit: cover; display: block; }
.overview-facts {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.fact-card {
  background: #fffdf8;
  border: 1px solid rgba(185, 147, 61, 0.22);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  box-shadow: 0 12px 28px -18px rgba(8, 31, 26, 0.25);
}
.fact-card__label { font-size: 12px; color: var(--color-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.fact-card__value { font-family: var(--font-serif); font-size: 19px; margin-top: 4px; color: var(--color-emerald-800); }

.info-panel {
  background: var(--color-emerald-950);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
}
.info-panel h3 { color: var(--color-gold-300); font-size: 22px; margin-bottom: 8px; }
.info-panel p { color: #c9d6d0; font-size: 14px; margin-bottom: 22px; }
.info-panel .lead-form { margin-top: auto; padding-top: 22px; }

/* ---------- Form (shared) ---------- */
.lead-form { display: grid; gap: 12px; }
.lead-form input,
.lead-form select,
.lead-form textarea {
  width: 100%;
  padding: 13px 16px;
  border-radius: 10px;
  border: 1px solid #d8cfb4;
  background: #fff;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-ink);
}
.section--dark .lead-form input,
.section--dark .lead-form select,
.section--dark .lead-form textarea,
.info-panel .lead-form input,
.info-panel .lead-form select {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.25);
  color: #fff;
}
.info-panel .lead-form input::placeholder { color: #a9bab3; }
.lead-form__consent-note { font-size: 11.5px; color: var(--color-muted); text-align: center; margin-top: 2px; }
.info-panel .lead-form__consent-note { color: #a9bab3; }
.lead-form__note { font-size: 12px; margin-top: 10px; text-align: center; }
.lead-form__note.is-success { color: #4bbf8f; }
.lead-form__note.is-error { color: #e08a6a; }

/* ---------- Location ---------- */
.time-list { margin-top: 28px; display: grid; gap: 12px; }
.time-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
}
.time-item__badge {
  flex: none;
  width: 56px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: rgba(218, 183, 102, 0.14);
  color: var(--color-gold-300);
  font-weight: 700;
  font-size: 13px;
}
.time-item__text { font-size: 14px; color: #d5e2dc; }
.map-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  min-height: 420px;
  background: linear-gradient(135deg, #123f34, #0a3129);
  display: grid;
  place-items: center;
}
.map-frame img { width: 100%; height: 100%; object-fit: cover; }

.infra-block { margin-top: 64px; }
.marina-benchmark { margin-top: 64px; }
.pods-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; margin-top: 32px; }
.pods-card { background: #fffdf8; border-radius: var(--radius-lg); padding: 18px 14px; border: 1px solid rgba(185, 147, 61, 0.22); box-shadow: 0 14px 34px -18px rgba(8, 31, 26, 0.25); text-align: center; }
.pods-card__num { font-family: var(--font-sans); font-variant-numeric: lining-nums tabular-nums; font-size: 24px; font-weight: 700; color: var(--color-gold-500); }
.pods-card__title { font-size: 12.5px; color: var(--color-emerald-900); font-weight: 600; margin-top: 6px; line-height: 1.4; }
.floorplan-detail-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.infra-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 24px; }
.infra-card {
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.infra-card__title { font-family: var(--font-serif); font-size: 15.5px; color: var(--color-gold-300); font-weight: 600; }
.infra-card__text { font-size: 12.5px; color: #c9d6d0; margin-top: 8px; line-height: 1.6; }

/* ---------- Amenities ---------- */
.amenity-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 8px;
}
.amenity-card {
  background: #fffdf8;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(185, 147, 61, 0.22);
  box-shadow: 0 14px 34px -18px rgba(8, 31, 26, 0.45);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.amenity-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-soft); }
.amenity-card__img { width: 100%; height: 150px; object-fit: cover; }
.amenity-card .amenity-card__tag,
.amenity-card .amenity-card__title,
.amenity-card .amenity-card__text { padding-inline: 22px; }
.amenity-card__tag { display: block; font-size: 11px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--color-gold-500); font-weight: 700; margin-top: 18px; }
.amenity-card__title { font-family: var(--font-serif); font-size: 19px; margin-top: 10px; color: var(--color-emerald-900); }
.amenity-card__text { font-size: 13.5px; color: var(--color-muted); margin-top: 8px; padding-bottom: 22px; }

.amenity-clusters { display: flex; flex-direction: column; gap: 40px; margin-top: 56px; }
.amenity-cluster {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(185, 147, 61, 0.18);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.amenity-cluster--reverse { direction: rtl; }
.amenity-cluster--reverse > * { direction: ltr; }
.amenity-cluster__media img { width: 100%; border-radius: var(--radius-md); cursor: zoom-in; }
.amenity-cluster__panel h3 { font-family: var(--font-serif); font-size: 22px; margin-top: 8px; color: #fff; }
.club-block { margin-top: 18px; padding-top: 14px; border-top: 1px solid rgba(255, 255, 255, 0.1); }
.club-block:first-of-type { border-top: none; padding-top: 0; }
.club-block__name { font-weight: 700; font-size: 14px; color: var(--color-gold-300); letter-spacing: 0.02em; }
.club-block__items { font-size: 13.5px; color: #c9d6d0; margin-top: 6px; line-height: 1.7; }

/* ---------- Towers (mặt bằng) ---------- */
.tower-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-top: 8px; }
.tower-chip {
  padding: 18px 12px;
  text-align: center;
  border-radius: var(--radius-md);
  border: 1px solid #ece3cf;
  background: var(--color-cream);
  cursor: pointer;
  transition: all 0.2s ease;
}
.tower-chip.is-active,
.tower-chip:hover {
  background: var(--color-emerald-900);
  border-color: var(--color-emerald-900);
  color: #fff;
}
.tower-chip__name { font-family: var(--font-serif); font-size: 17px; }
.tower-detail {
  margin-top: 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid #ece3cf;
}
.tower-detail__stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 22px; }
.tower-detail__stats div { text-align: center; padding: 14px 8px; background: var(--color-cream); border-radius: 10px; }
.tower-detail__stats b { display: block; font-family: var(--font-sans); font-variant-numeric: lining-nums tabular-nums; font-size: 20px; font-weight: 700; color: var(--color-emerald-800); }
.tower-detail__stats span { font-size: 11px; color: var(--color-muted); text-transform: uppercase; }
.tower-visual {
  position: relative;
  border-radius: var(--radius-md);
  min-height: 260px;
  overflow: hidden;
  background: linear-gradient(160deg, #e9ddba, #f7f1e0);
}
.tower-visual img { width: 100%; height: 100%; min-height: 260px; object-fit: cover; display: block; }
.tower-detail__hint { margin-top: 16px; font-size: 12.5px; color: var(--color-gold-500); font-weight: 600; }
.tower-lobby { grid-column: 1 / -1; border-radius: var(--radius-md); overflow: hidden; cursor: zoom-in; }
.tower-lobby img { width: 100%; display: block; }

.unit-hotspot {
  position: absolute;
  transform: translate(-50%, -50%);
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.9);
  background: rgba(6, 35, 29, 0.7);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  display: grid;
  place-items: center;
  cursor: pointer;
  padding: 0;
  transition: transform 0.15s ease, background 0.15s ease;
}
.unit-hotspot:hover,
.unit-hotspot:focus-visible {
  transform: translate(-50%, -50%) scale(1.25);
  background: var(--color-gold-500);
  border-color: var(--color-emerald-950);
  z-index: 5;
}
.unit-hotspot__dot { pointer-events: none; }
.unit-hotspot__tip {
  position: absolute;
  bottom: 130%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-emerald-950);
  color: #fff;
  font-size: 11.5px;
  font-weight: 600;
  white-space: nowrap;
  padding: 6px 10px;
  border-radius: 6px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
}
.unit-hotspot:hover .unit-hotspot__tip,
.unit-hotspot:focus-visible .unit-hotspot__tip { opacity: 1; }

.unit-panel {
  background: #fff;
  border-radius: var(--radius-lg);
  max-width: 420px;
  width: 100%;
  padding: 36px 32px;
  position: relative;
}
.unit-panel__crop {
  margin-top: 18px;
  border-radius: var(--radius-md);
  border: 1px solid #ece3cf;
  background-color: var(--color-cream);
  overflow: hidden;
}
.unit-panel__crop-empty {
  height: 200px;
  display: grid;
  place-items: center;
  color: var(--color-muted);
  font-size: 13px;
}
.unit-panel__crop img {
  width: 100%;
  max-height: 320px;
  object-fit: contain;
  display: block;
  background: var(--color-emerald-950);
}
.unit-panel__rows { margin-top: 20px; display: grid; gap: 12px; }
.unit-panel__rows > div {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  background: var(--color-cream);
  border-radius: 10px;
  font-size: 13.5px;
}
.unit-panel__rows span { color: var(--color-muted); }
.unit-panel__rows strong { color: var(--color-emerald-900); font-family: var(--font-serif); font-size: 16px; }

/* ---------- Product & pricing ---------- */
.product-tabs { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 10px; }
.product-tab {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid #ece3cf;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-muted);
  cursor: pointer;
}
.product-tab.is-active { background: var(--color-emerald-900); color: #fff; border-color: var(--color-emerald-900); }

.product-gallery { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-top: 32px; }
.product-gallery__item { position: relative; border-radius: var(--radius-md); overflow: hidden; height: 150px; }
.product-gallery__item img { width: 100%; height: 100%; object-fit: cover; }
.product-gallery__item span {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 8px 12px; font-size: 13px; font-weight: 700; color: #fff;
  background: linear-gradient(0deg, rgba(6,35,29,0.85), transparent);
}

.policy-gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 8px; }
.policy-gallery__item { position: relative; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid #ece3cf; box-shadow: var(--shadow-soft); }
.policy-gallery__item img { width: 100%; display: block; }
.policy-gallery__caption { padding: 16px 20px 18px; background: #fffdf8; border-top: 1px solid rgba(185, 147, 61, 0.18); }
.policy-gallery__caption > strong { display: block; font-family: var(--font-serif); font-size: 16px; color: var(--color-emerald-900); margin-bottom: 8px; }
.policy-gallery__caption > span { display: block; font-size: 12px; color: var(--color-muted); margin-top: 3px; }
.policy-gallery__caption ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.policy-gallery__caption li { font-size: 12.5px; color: var(--color-muted); line-height: 1.5; padding-left: 14px; position: relative; }
.policy-gallery__caption li::before { content: "—"; position: absolute; left: 0; color: var(--color-gold-500); }
.policy-gallery__caption li b { color: var(--color-emerald-800); font-weight: 600; }
.policy-gallery__zoom {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(250, 247, 240, 0.92);
  display: grid;
  place-items: center;
  font-size: 16px;
  pointer-events: none;
}

.price-table { margin-top: 40px; width: 100%; border-collapse: collapse; background: #fffdf8; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-soft); }
.price-table th, .price-table td { padding: 13px 18px; text-align: left; font-size: 13.5px; border-bottom: 1px solid #f0ead8; }
.price-table th { background: var(--color-emerald-950); color: var(--color-gold-300); font-weight: 600; text-transform: uppercase; font-size: 12px; letter-spacing: 0.04em; }
.price-table td strong { color: var(--color-emerald-800); font-family: var(--font-sans); font-variant-numeric: lining-nums tabular-nums; font-weight: 700; font-size: 16px; }
.price-table tr.is-milestone td { background: rgba(185, 147, 61, 0.1); }
.price-table tr.is-milestone td:first-child { font-weight: 700; color: var(--color-emerald-900); }
.price-table td.td-interval { color: var(--color-muted); }
.price-table td.td-interval b { color: var(--color-emerald-800); font-weight: 600; }
.price-table tbody tr:last-child td { border-bottom: none; }
.price-table tfoot td { padding: 14px 18px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.04em; background: var(--color-cream); border-top: 2px solid var(--color-gold-500); }
.price-table tfoot td:last-child { text-align: left; }
.price-table tfoot strong { font-family: var(--font-sans); font-variant-numeric: lining-nums tabular-nums; font-weight: 700; font-size: 18px; color: var(--color-gold-500); text-transform: none; letter-spacing: normal; }
.price-table__action { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-scroll .price-table { min-width: 620px; }
.price-table__schedule-link { font-size: 12px; color: var(--color-emerald-800); text-decoration: underline; text-decoration-color: rgba(15, 68, 56, 0.35); white-space: nowrap; }
.price-table__action .btn-sm { padding: 8px 16px; font-size: 12.5px; white-space: nowrap; }
.price-note { font-size: 12px; color: var(--color-muted); margin-top: 14px; }

.policy-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 8px; }
.policy-card { background: #fffdf8; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid rgba(185, 147, 61, 0.22); box-shadow: 0 14px 34px -18px rgba(8, 31, 26, 0.25); }
.policy-card__img { width: 100%; display: block; cursor: zoom-in; }
.policy-card__body { padding: 22px 26px 26px; }
.policy-card__num { font-family: var(--font-sans); font-variant-numeric: lining-nums tabular-nums; font-weight: 700; font-size: 34px; color: var(--color-gold-500); }
.policy-card__title { font-size: 17px; font-weight: 700; margin-top: 8px; color: var(--color-emerald-900); }
.policy-card__text { font-size: 13.5px; color: var(--color-muted); margin-top: 8px; }

.discount-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 32px; }
.discount-card { background: #fffdf8; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid rgba(185, 147, 61, 0.22); box-shadow: 0 14px 34px -18px rgba(8, 31, 26, 0.25); }
.discount-card__img { width: 100%; display: block; cursor: zoom-in; }
.discount-card__body { padding: 24px 28px 28px; }
.discount-card h3 { font-size: 18px; color: var(--color-emerald-900); }
.discount-card__table { width: 100%; border-collapse: collapse; margin-top: 16px; }
.discount-card__table td { padding: 10px 0; font-size: 13.5px; border-bottom: 1px solid #f0ead8; }
.discount-card__table tr:last-child td { border-bottom: none; }
.discount-card__table td:last-child { text-align: right; color: var(--color-gold-500); font-family: var(--font-sans); font-variant-numeric: lining-nums tabular-nums; font-weight: 700; font-size: 17px; }
.discount-card__note { font-size: 11.5px; color: var(--color-muted); margin-top: 14px; }

/* ---------- Partners / legal ---------- */
.partner-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 8px; }
.partner-card {
  padding: 24px 20px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(185, 147, 61, 0.18);
  text-align: center;
}
.partner-card__logo {
  display: block;
  max-height: 38px;
  max-width: 140px;
  width: auto;
  object-fit: contain;
  margin: 0 auto 14px;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}
.partner-card__label { font-size: 12px; letter-spacing: 0.04em; color: #d5e2dc; }

.brand-strip { margin-top: 40px; padding-top: 32px; border-top: 1px solid rgba(255, 255, 255, 0.1); text-align: center; }
.brand-strip > span { font-size: 11px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--color-gold-300); }
.brand-strip__logos { display: flex; align-items: center; justify-content: center; gap: 36px; flex-wrap: wrap; margin-top: 20px; }
.brand-strip__logos img { height: 26px; max-width: 100px; object-fit: contain; filter: brightness(0) invert(1); opacity: 0.65; }

.legal-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 8px; }
.legal-card { display: flex; gap: 16px; padding: 16px; background: #fffdf8; border: 1px solid rgba(185, 147, 61, 0.22); border-radius: var(--radius-lg); transition: box-shadow 0.2s ease; }
.legal-card:hover { box-shadow: var(--shadow-soft); }
.legal-card__icon { flex: none; width: 56px; height: 72px; object-fit: cover; border-radius: 6px; border: 1px solid #ece3cf; }
.legal-card__title { font-weight: 700; color: var(--color-emerald-900); font-size: 15px; }
.legal-card__meta { font-size: 12px; color: var(--color-muted); margin-top: 4px; }

/* ---------- Final CTA ---------- */
.cta-panel {
  background: linear-gradient(135deg, var(--color-emerald-900), var(--color-emerald-950));
  border-radius: var(--radius-lg);
  padding: 56px;
  color: #fff;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.cta-panel__stats { display: flex; gap: 32px; margin-top: 26px; flex-wrap: wrap; }
.cta-panel__stats div b { display: block; font-family: var(--font-sans); font-variant-numeric: lining-nums tabular-nums; font-weight: 700; font-size: 24px; color: var(--color-gold-300); }
.cta-panel__stats div span { font-size: 11px; color: #b9c8c2; text-transform: uppercase; }

/* ---------- Trang Tin tức ---------- */
.page-banner {
  padding: 150px 0 60px;
  background: linear-gradient(160deg, var(--color-emerald-900), var(--color-emerald-950));
  color: #fff;
}
.page-banner .eyebrow { color: var(--color-gold-300); }
.page-banner .section-title { color: #fff; max-width: 720px; }
.page-banner .section-lede { color: #c9d6d0; max-width: 640px; }

.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.post-card {
  display: block;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid #ece3cf;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.post-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-soft); }
.post-card__img { height: 190px; overflow: hidden; }
.post-card__img img { width: 100%; height: 100%; object-fit: cover; }
.post-card__body { padding: 22px 20px; }
.post-card__meta { font-size: 11px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--color-gold-500); font-weight: 700; }
.post-card__title { font-family: var(--font-serif); font-size: 19px; margin-top: 10px; color: var(--color-emerald-900); line-height: 1.35; }
.post-card__excerpt { font-size: 13.5px; color: var(--color-muted); margin-top: 10px; line-height: 1.55; }
.post-card__more { display: inline-block; margin-top: 14px; font-size: 13px; font-weight: 700; color: var(--color-emerald-800); }

.article {
  max-width: 780px;
  margin-inline: auto;
}
.article__meta { font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--color-gold-500); font-weight: 700; }
.article__title { font-family: var(--font-serif); font-size: clamp(28px, 4vw, 40px); margin-top: 14px; color: var(--color-emerald-950); line-height: 1.25; }
.article__cover { margin-top: 28px; border-radius: var(--radius-lg); overflow: hidden; }
.article__cover img { width: 100%; display: block; }
.article__body { margin-top: 32px; font-size: 16px; line-height: 1.8; color: #2c352f; }
.article__body p { margin-bottom: 20px; }
.article__body h2 { font-family: var(--font-serif); font-size: 24px; margin: 36px 0 14px; color: var(--color-emerald-900); }
.article__body ul { margin: 0 0 20px 20px; }
.article__body li { margin-bottom: 8px; }
.article__body a { color: var(--color-emerald-800); font-weight: 700; text-decoration: underline; text-decoration-color: rgba(15, 68, 56, 0.35); text-underline-offset: 2px; }
.article__body a:hover { text-decoration-color: var(--color-gold-500); }
.article__back { display: inline-block; margin-bottom: 24px; font-size: 13px; font-weight: 700; color: var(--color-emerald-800); }
.article__cta { margin-top: 44px; }

.article__image-block { margin: 8px 0 28px; }
.article__image-block img { width: 100%; border-radius: var(--radius-md); display: block; }
.article__image-block figcaption { margin-top: 10px; font-size: 13px; color: var(--color-muted); text-align: center; }

.article__inline-cta {
  margin: 12px 0 32px;
  padding: 26px 28px;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--color-gold-400);
  background: linear-gradient(160deg, var(--color-emerald-900), var(--color-emerald-950));
  color: #fff;
}
.article__inline-cta h3 { color: var(--color-gold-300); font-size: 19px; }
.article__inline-cta p { color: #d5e2dc; font-size: 14px; margin: 8px 0 18px; }
.article__inline-cta p a { color: var(--color-gold-300); text-decoration-color: rgba(232, 205, 143, 0.5); }
.article__inline-cta .lead-form {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 10px;
  align-items: start;
}
.article__inline-cta .lead-form input {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.25);
  color: #fff;
}
.article__inline-cta .lead-form input::placeholder { color: #a9bab3; }
.article__inline-cta .lead-form button { white-space: nowrap; }
.article__inline-cta .lead-form__note { grid-column: 1 / -1; }
@media (max-width: 640px) {
  .article__inline-cta .lead-form { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */
.footer { background: var(--color-emerald-950); color: #b9c8c2; padding: 64px 0 24px; font-size: 14px; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
.footer__brand { color: #fff; }
.footer__brand p { margin-top: 14px; color: #9fb2ab; font-size: 13px; }
.footer h4 { color: #fff; font-size: 14px; text-transform: uppercase; letter-spacing: 0.03em; margin-bottom: 16px; }
.footer ul li { margin-bottom: 10px; }
.footer ul a:hover { color: var(--color-gold-300); }
.footer__disclosure {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 12px;
  color: #7d9089;
}
.footer__bottom { margin-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 12px; color: #6d8079; }

/* ---------- Sticky contact ---------- */
.sticky-contact { position: fixed; right: 22px; bottom: 22px; z-index: 70; display: flex; flex-direction: column; gap: 12px; }
.sticky-contact a, .sticky-contact button {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  box-shadow: 0 10px 24px -8px rgba(0, 0, 0, 0.4);
  border: none;
  cursor: pointer;
}
.sticky-contact__call { background: #2f9e6b; }
.sticky-contact__zalo { background: #0068ff; }
.sticky-contact__quote { background: var(--color-gold-500); color: var(--color-emerald-950); }

/* ---------- Floating buttons upgrade: entrance, hover, ripple, pulse, tooltip, glass, auto-hide ---------- */
@keyframes fbIntro {
  from { opacity: 0; transform: translate3d(0, 40px, 0) scale(0.9); }
  to { opacity: 1; transform: translate3d(0, 0, 0) scale(1); }
}
@keyframes fbPulse {
  0% { box-shadow: 0 10px 24px -8px rgba(0, 0, 0, 0.4), 0 0 0 0 rgba(47, 158, 107, 0.5); }
  70% { box-shadow: 0 10px 24px -8px rgba(0, 0, 0, 0.4), 0 0 0 22px rgba(47, 158, 107, 0); }
  100% { box-shadow: 0 10px 24px -8px rgba(0, 0, 0, 0.4), 0 0 0 0 rgba(47, 158, 107, 0); }
}
@keyframes fbRipple {
  to { transform: translate3d(-50%, -50%, 0) scale(1.8); opacity: 0; }
}

.sticky-contact {
  transition: transform 300ms ease, opacity 300ms ease;
}
.sticky-contact.is-compact {
  transform: translate3d(0, 0, 0) scale(0.88);
  opacity: 0.82;
}
.sticky-contact a,
.sticky-contact button {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  border: 1px solid rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  animation: fbIntro 600ms ease-out both;
  transition: transform 250ms ease, box-shadow 250ms ease;
  will-change: transform, opacity, box-shadow;
}
.sticky-contact a.fb-ready,
.sticky-contact button.fb-ready {
  animation: none;
}
.sticky-contact > :nth-child(1) { animation-delay: 0ms; }
.sticky-contact > :nth-child(2) { animation-delay: 120ms; }
.sticky-contact > :nth-child(3) { animation-delay: 240ms; }
.sticky-contact a:active,
.sticky-contact button:active {
  transform: scale(0.94);
  transition: transform 120ms ease;
}
.sticky-contact svg {
  transition: transform 250ms ease;
  will-change: transform;
}
.sticky-contact__call {
  animation-name: fbIntro, fbPulse;
  animation-duration: 600ms, 2.5s;
  animation-timing-function: ease-out, ease-out;
  animation-iteration-count: 1, infinite;
  animation-delay: 0ms, 1000ms;
  animation-fill-mode: both, none;
}
.fb-ripple {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
  transform: translate3d(-50%, -50%, 0) scale(0);
  pointer-events: none;
  animation: fbRipple 550ms ease-out forwards;
}
.sticky-contact > [data-tooltip] { overflow: visible; }
.sticky-contact > [data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  right: calc(100% + 14px);
  top: 50%;
  background: #fff;
  color: #062a1e;
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 10px 26px -8px rgba(6, 42, 30, 0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms ease, transform 250ms ease;
  transform: translate3d(0, -50%, 0) translateX(12px);
  z-index: 5;
}
.sticky-contact > [data-tooltip]::before {
  content: "";
  position: absolute;
  right: calc(100% + 6px);
  top: 50%;
  border: 6px solid transparent;
  border-left-color: #fff;
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms ease, transform 250ms ease;
  transform: translate3d(0, -50%, 0) translateX(12px);
  z-index: 5;
}
@media (hover: hover) and (pointer: fine) {
  .sticky-contact a:hover,
  .sticky-contact button:hover {
    transform: translate3d(0, -4px, 0) scale(1.12);
    box-shadow: 0 20px 38px -10px rgba(0, 0, 0, 0.5);
  }
  .sticky-contact a:hover svg,
  .sticky-contact button:hover svg {
    transform: rotate(8deg);
  }
  .sticky-contact > [data-tooltip]:hover::after,
  .sticky-contact > [data-tooltip]:hover::before {
    opacity: 1;
    transform: translate3d(0, -50%, 0) translateX(0);
  }
}
.sticky-contact a:focus-visible,
.sticky-contact button:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 3px;
}
@media (max-width: 640px) {
  .sticky-contact { right: 18px; bottom: 24px; gap: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  .sticky-contact,
  .sticky-contact a,
  .sticky-contact button,
  .sticky-contact__call,
  .sticky-contact > [data-tooltip]::after,
  .sticky-contact > [data-tooltip]::before,
  .fb-ripple {
    animation: none !important;
    transition: none !important;
  }
}

/* ---------- Popup ---------- */
.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 20, 17, 0.72);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}
.popup-overlay.is-open { display: flex; }
.popup {
  background: #fff;
  border-radius: var(--radius-lg);
  max-width: 880px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  position: relative;
  max-height: 92vh;
}
.popup__visual {
  background: linear-gradient(160deg, var(--color-emerald-900), var(--color-emerald-950));
  color: #fff;
  padding: 40px 32px;
}
.popup__visual .eyebrow { color: var(--color-gold-300); }
.popup__visual ul { margin-top: 22px; display: grid; gap: 12px; font-size: 13.5px; color: #d5e2dc; }
.popup__visual ul li { display: flex; gap: 10px; }
.popup__body { padding: 40px 32px; overflow-y: auto; }
.popup__close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.9);
  cursor: pointer;
  font-size: 16px;
  z-index: 5;
}

/* ---------- Lightbox xem ảnh full màn hình ---------- */
[data-lightbox] { cursor: zoom-in; }
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 14, 12, 0.92);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 40px;
}
.lightbox-overlay.is-open { display: flex; }
.lightbox__stage { position: relative; display: inline-block; line-height: 0; }
.lightbox__img {
  max-width: calc(100vw - 80px);
  max-height: calc(100vh - 80px);
  border-radius: 8px;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.6);
  cursor: zoom-out;
  display: block;
}
.lightbox__stage .unit-hotspot__tip { font-size: 13px; padding: 8px 12px; }
.lightbox__close {
  position: fixed;
  top: 24px;
  right: 28px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  z-index: 201;
}
.lightbox__close:hover { background: rgba(255, 255, 255, 0.2); }

.video-overlay__stage {
  position: relative;
  width: min(960px, calc(100vw - 80px));
  aspect-ratio: 16 / 9;
}
.video-overlay__stage iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 10px;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.6);
}
.video-poster {
  position: relative;
  display: block;
  width: 100%;
  margin-top: 8px;
  border: none;
  padding: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-soft);
}
.video-poster img { width: 100%; height: clamp(240px, 42vw, 480px); object-fit: cover; display: block; transition: transform 0.4s ease; }
.video-poster:hover img { transform: scale(1.03); }
.video-poster::after { content: ""; position: absolute; inset: 0; background: rgba(6, 24, 20, 0.28); }
.video-poster__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-emerald-900);
  display: grid;
  place-items: center;
  font-size: 26px;
  padding-left: 6px;
  box-shadow: 0 10px 30px -8px rgba(0, 0, 0, 0.5);
  z-index: 1;
  transition: transform 0.25s ease, background 0.25s ease;
}
.video-poster:hover .video-poster__play { transform: translate(-50%, -50%) scale(1.1); background: #fff; }

/* ---------- Utilities ---------- */
.mobile-only { display: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .overview-grid, .cta-panel, .tower-detail { grid-template-columns: 1fr; }
  .amenity-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-strip { grid-template-columns: repeat(3, 1fr); }
  .stat-strip__item:nth-child(3n+1) { border-left: none; }
  .stat-strip__item:nth-child(n+4) { border-top: 1px solid rgba(255, 255, 255, 0.1); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .policy-grid { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: 1fr; }
  .legal-grid { grid-template-columns: 1fr; }
  .amenity-cluster, .amenity-cluster--reverse { grid-template-columns: 1fr; direction: ltr; }
  .vitri-grid { grid-template-columns: 1fr !important; }
  .infra-grid { grid-template-columns: repeat(2, 1fr); }
  .pods-grid { grid-template-columns: repeat(3, 1fr); }
  .floorplan-detail-gallery { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .nav, .header__phone span { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav.is-open {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-emerald-950);
    flex-direction: column;
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .nav.is-open a.mobile-only { display: block; }
  .popup { grid-template-columns: 1fr; }
  .popup__visual { display: none; }
  .tower-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .header__bar { gap: 10px; }
  .header__actions { gap: 8px; }
  .brand__name { display: none; }
  .btn.btn-gold.btn-sm { padding: 9px 14px; font-size: 12.5px; }
  .section { padding: 64px 0; }
  .amenity-grid { grid-template-columns: 1fr; }
  .stat-strip { grid-template-columns: repeat(2, 1fr); }
  .stat-strip__item:nth-child(2n+1) { border-left: none; }
  .stat-strip__item:nth-child(n+3) { border-top: 1px solid rgba(255, 255, 255, 0.1); }
  .overview-facts { grid-template-columns: 1fr; }
  .cta-panel { padding: 32px 22px; }
  .footer__grid { grid-template-columns: 1fr; }
  .tower-grid { grid-template-columns: repeat(2, 1fr); }
  .policy-gallery, .discount-grid { grid-template-columns: 1fr; }
  .post-grid { grid-template-columns: 1fr; }
  .infra-grid { grid-template-columns: 1fr; }
  .pods-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .post-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ================= FAQ ================= */
.faq-list { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item { background: #fffdf8; border-radius: var(--radius-md); border: 1px solid rgba(185, 147, 61, 0.22); box-shadow: 0 10px 26px -18px rgba(8, 31, 26, 0.25); overflow: hidden; }
.faq-item summary { list-style: none; cursor: pointer; padding: 20px 26px; font-family: var(--font-serif); font-size: 16.5px; font-weight: 600; color: var(--color-emerald-900); display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; flex: none; font-size: 22px; line-height: 1; color: var(--color-gold-500); transition: transform 0.2s ease; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item__body { padding: 0 26px 22px; font-size: 14px; line-height: 1.7; color: var(--color-muted); }
.faq-item__body a { color: var(--color-gold-500); }

/* ================= BÀI VIẾT LIÊN QUAN ================= */
.related-articles { margin-top: 56px; padding-top: 36px; border-top: 1px solid rgba(20, 57, 47, 0.12); }
.related-articles__title { font-family: var(--font-serif); font-size: 22px; color: var(--color-emerald-900); margin-bottom: 20px; }
.related-articles .post-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
.related-articles .post-card__img { height: 130px; }
.related-articles .post-card__body { padding: 16px 16px 18px; }
.related-articles .post-card__title { font-size: 15.5px; }
@media (max-width: 640px) {
  .related-articles .post-grid { grid-template-columns: 1fr; }
}

.section-more-link { display: block; margin-top: 14px; font-size: 13.5px; font-weight: 700; }
.section-more-link a { color: var(--color-gold-500); }
.section--dark .section-more-link a { color: var(--color-gold-300); }