/* ==========================================================================
   VINHOMES VĂN PHÒNG TÂY NGUYÊN — NƠI HẠNH PHÚC NGẬP TRÀN
   Inspired by Official Vinhomes Corporate Design (vinhomes.vn/vi)
   Optimized for PC, Tablet & Mobile + Smooth Scroll Animations
   ========================================================================== */

:root {
  /* Official Vinhomes Palette: Crisp White, Warm Ivory, Royal Navy & Champagne Gold */
  --vh-navy: #1b2956;
  --vh-navy-dark: #111c3d;
  --vh-navy-soft: #263870;

  --vh-gold: #c89b3c;
  --vh-gold-light: #e2be6f;
  --vh-gold-dark: #a67a1e;
  --vh-gold-gradient: linear-gradient(135deg, #dab35c 0%, #c89b3c 50%, #a5791d 100%);

  --bg-white: #ffffff;
  --bg-ivory: #f8f6f1;
  --bg-sand: #f1ede4;
  --bg-light-blue: #f4f6fa;

  --text-main: #1e293b;
  --text-navy: #1b2956;
  --text-muted: #5a677d;
  --text-light: #f8fafc;

  --border-light: #e5e7eb;
  --border-gold: rgba(200, 155, 60, 0.35);

  --shadow-sm: 0 4px 16px rgba(27, 41, 86, 0.06);
  --shadow-md: 0 12px 32px rgba(27, 41, 86, 0.09);
  --shadow-lg: 0 22px 50px rgba(17, 28, 61, 0.14);
  --shadow-gold: 0 10px 26px rgba(200, 155, 60, 0.28);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;

  --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-white);
  color: var(--text-main);
  line-height: 1.65;
  max-width: 100%;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 clamp(16px, 3.5vw, 32px);
}

/* ==========================================================================
   SCROLL PROGRESS BAR, FLOATING RAIL & DRAMATIC 3D SCROLL REVEAL ANIMATIONS
   ========================================================================== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  width: 0%;
  background: linear-gradient(90deg, #a5791d 0%, #e2be6f 50%, #fff3c4 100%);
  z-index: 2500;
  transition: width 0.08s linear;
  box-shadow: 0 0 16px rgba(226, 190, 111, 0.9);
}

/* Floating Right Scroll Indicator Rail */
.scroll-rail {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1400;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 12px 8px;
  border-radius: var(--radius-full);
  background: rgba(17, 28, 61, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(200, 155, 60, 0.35);
  box-shadow: 0 8px 24px rgba(17, 28, 61, 0.25);
}

.rail-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.45);
  position: relative;
  transition: all 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.rail-dot.active {
  background: var(--vh-gold-light);
  transform: scale(1.45);
  box-shadow: 0 0 0 4px rgba(200, 155, 60, 0.32), 0 0 12px var(--vh-gold-light);
}

.rail-label {
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%) translateX(8px);
  background: var(--vh-navy-dark);
  color: var(--vh-gold-light);
  border: 1px solid var(--vh-gold);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s ease;
}

.rail-dot:hover .rail-label {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* Dramatic 3D + Blur-to-Sharp Scroll Reveals */
[data-reveal] {
  opacity: 0;
  filter: blur(8px);
  will-change: opacity, transform, filter;
  transition:
    opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.95s cubic-bezier(0.16, 1, 0.3, 1),
    filter 0.85s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal="up"] {
  transform: perspective(1100px) translateY(90px) rotateX(18deg) scale(0.88);
  transform-origin: center bottom;
}

[data-reveal="left"] {
  transform: perspective(1100px) translateX(-110px) rotateY(22deg) scale(0.88);
  transform-origin: left center;
}

[data-reveal="right"] {
  transform: perspective(1100px) translateX(110px) rotateY(-22deg) scale(0.88);
  transform-origin: right center;
}

[data-reveal="scale"] {
  transform: perspective(1100px) scale(0.75) rotateX(16deg) translateY(50px);
}

[data-reveal].revealed {
  opacity: 1;
  filter: blur(0px);
  transform: perspective(1100px) translate3d(0, calc(var(--scroll-shift, 0px)), 0) rotateX(0deg) rotateY(0deg) scale(1);
}

[data-delay="1"] { transition-delay: 0.1s; }
[data-delay="2"] { transition-delay: 0.22s; }
[data-delay="3"] { transition-delay: 0.34s; }
[data-delay="4"] { transition-delay: 0.46s; }

/* Staggered 3D Flip Stat Cards inside Revealed Mosaic */
.vh-stats-mosaic .vh-stat-card {
  opacity: 0;
  filter: blur(6px);
  transform: perspective(900px) translateY(65px) rotateX(24deg) scale(0.84);
  transition:
    opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.85s cubic-bezier(0.16, 1, 0.3, 1),
    filter 0.85s ease,
    box-shadow 0.35s ease;
}

.vh-stats-mosaic.revealed .vh-stat-card {
  opacity: 1;
  filter: blur(0);
  transform: perspective(900px) translateY(0) rotateX(0deg) scale(1);
}

.vh-stats-mosaic.revealed .vh-stat-card:nth-child(1) { transition-delay: 0.08s; }
.vh-stats-mosaic.revealed .vh-stat-card:nth-child(2) { transition-delay: 0.2s; }
.vh-stats-mosaic.revealed .vh-stat-card:nth-child(3) { transition-delay: 0.32s; }
.vh-stats-mosaic.revealed .vh-stat-card:nth-child(4) { transition-delay: 0.44s; }

/* Golden Light Sweep across Cards when Scrolled Into View */
.vh-pillar-card,
.vh-contact-card,
.vh-stat-card,
.vh-sub-card {
  overflow: hidden;
}

.vh-pillar-card::before,
.vh-contact-card::before,
.vh-stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -130%;
  width: 75%;
  height: 100%;
  background: linear-gradient(
    110deg,
    transparent 0%,
    rgba(255, 255, 255, 0.42) 50%,
    transparent 100%
  );
  transform: skewX(-20deg);
  pointer-events: none;
  z-index: 3;
}

.vh-pillar-card.revealed::before,
.vh-contact-card.revealed::before,
.vh-stats-mosaic.revealed .vh-stat-card::before {
  animation: cardGlintSweep 1.3s cubic-bezier(0.22, 1, 0.36, 1) 0.35s forwards;
}

@keyframes cardGlintSweep {
  0% { left: -130%; }
  100% { left: 160%; }
}

/* Project Image Dramatic Curtain Wipe & Zoom on Scroll */
.vh-project-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--vh-navy-dark) 0%, var(--vh-gold) 100%);
  transform: scaleX(1);
  transform-origin: right center;
  transition: transform 1.05s cubic-bezier(0.77, 0, 0.175, 1) 0.12s;
  z-index: 1;
}

.vh-project-card.revealed .vh-project-image::after {
  transform: scaleX(0);
}

.vh-project-card .vh-project-image img {
  transform: scale(1.26);
  transition: transform 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.vh-project-card.revealed .vh-project-image img {
  transform: scale(1);
}

/* Cascading Project Specs on Scroll */
.vh-project-card .vh-spec-item {
  opacity: 0;
  transform: translateX(-28px);
  transition: all 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

.vh-project-card.revealed .vh-spec-item {
  opacity: 1;
  transform: translateX(0);
}

.vh-project-card.revealed .vh-spec-item:nth-child(1) { transition-delay: 0.25s; }
.vh-project-card.revealed .vh-spec-item:nth-child(2) { transition-delay: 0.36s; }
.vh-project-card.revealed .vh-spec-item:nth-child(3) { transition-delay: 0.47s; }
.vh-project-card.revealed .vh-spec-item:nth-child(4) { transition-delay: 0.58s; }

/* Cascading Comparison Table Rows on Scroll */
.vh-table tbody tr {
  opacity: 0;
  transform: translateX(-45px);
  transition:
    opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.65s cubic-bezier(0.16, 1, 0.3, 1),
    background-color 0.25s ease;
}

.vh-table-wrap.revealed .vh-table tbody tr {
  opacity: 1;
  transform: translateX(0);
}

.vh-table-wrap.revealed .vh-table tbody tr:nth-child(1) { transition-delay: 0.12s; }
.vh-table-wrap.revealed .vh-table tbody tr:nth-child(2) { transition-delay: 0.22s; }
.vh-table-wrap.revealed .vh-table tbody tr:nth-child(3) { transition-delay: 0.32s; }
.vh-table-wrap.revealed .vh-table tbody tr:nth-child(4) { transition-delay: 0.42s; }
.vh-table-wrap.revealed .vh-table tbody tr:nth-child(5) { transition-delay: 0.52s; }
.vh-table-wrap.revealed .vh-table tbody tr:nth-child(6) { transition-delay: 0.62s; }

/* Expanding Gold Divider Line on Scroll */
.vh-gold-divider {
  width: 0px;
  height: 3.5px;
  background: var(--vh-gold-gradient);
  margin-bottom: 22px;
  border-radius: 99px;
  transition: width 1s cubic-bezier(0.22, 1, 0.36, 1) 0.2s, box-shadow 1s ease 0.2s;
}

.revealed .vh-gold-divider {
  width: 96px;
  box-shadow: 0 0 14px rgba(200, 155, 60, 0.55);
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal],
  .vh-stats-mosaic .vh-stat-card {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.25px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-vh-navy {
  background-color: var(--vh-navy);
  color: #ffffff;
  box-shadow: 0 6px 18px rgba(27, 41, 86, 0.2);
}

.btn-vh-navy:hover {
  background-color: var(--vh-gold);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.btn-vh-gold {
  background: var(--vh-gold-gradient);
  color: #ffffff;
  box-shadow: var(--shadow-gold);
}

.btn-vh-gold:hover {
  filter: brightness(1.06);
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(200, 155, 60, 0.4);
}

.btn-vh-outline-navy {
  background: transparent;
  color: var(--vh-navy);
  border-color: var(--vh-navy);
}

.btn-vh-outline-navy:hover {
  background: var(--vh-navy);
  color: #ffffff;
  transform: translateY(-2px);
}

.btn-vh-outline-light {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(6px);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.7);
}

.btn-vh-outline-light:hover {
  background: #ffffff;
  color: var(--vh-navy);
  transform: translateY(-2px);
}

.btn-zalo {
  background: linear-gradient(135deg, #0084ff 0%, #0055cc 100%);
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(0, 104, 255, 0.28);
}

.btn-zalo:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(0, 104, 255, 0.4);
}

.btn-facebook {
  background: linear-gradient(135deg, #1877f2 0%, #0c53b7 100%);
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(24, 119, 242, 0.28);
}

.btn-facebook:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(24, 119, 242, 0.4);
}

/* ==========================================================================
   TOP BAR & REFINED HEADER (PROPORTIONAL, SLEEK TYPOGRAPHY)
   ========================================================================== */
.vh-topbar {
  background-color: var(--vh-navy-dark);
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.74rem;
  padding: 6px 0;
  border-bottom: 1px solid rgba(200, 155, 60, 0.25);
}

.vh-topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.vh-topbar-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.vh-topbar-left span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.vh-topbar-left svg {
  color: var(--vh-gold-light);
  flex-shrink: 0;
}

.topbar-divider {
  opacity: 0.35;
}

.vh-topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--vh-gold-light);
  font-weight: 600;
}

.topbar-link:hover {
  color: #ffffff;
}

.lang-badge {
  background: rgba(200, 155, 60, 0.22);
  border: 1px solid var(--vh-gold);
  color: var(--vh-gold-light);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 1px 7px;
  border-radius: 4px;
  letter-spacing: 0.6px;
}

/* Main White Sticky Header — Sleek, Compact & Refined */
.vh-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(27, 41, 86, 0.08);
  transition: var(--transition);
}

.vh-header.scrolled {
  background-color: rgba(255, 255, 255, 0.99);
  box-shadow: 0 8px 26px rgba(17, 28, 61, 0.08);
}

.vh-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
  gap: 16px;
  transition: height 0.3s ease;
}

.vh-header.scrolled .vh-nav-inner {
  height: 64px;
}

.vh-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 1;
  min-width: 0;
}

.vh-logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
  transition: height 0.3s ease;
  flex-shrink: 0;
}

.vh-header.scrolled .vh-logo-img {
  height: 44px;
}

.vh-brand-text {
  display: flex;
  flex-direction: column;
  border-left: 1.5px solid rgba(200, 155, 60, 0.45);
  padding-left: 11px;
  min-width: 0;
}

.vh-brand-title {
  font-family: var(--font-serif);
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--vh-navy);
  letter-spacing: 0.45px;
  line-height: 1.15;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.vh-brand-sub {
  font-size: 0.67rem;
  color: var(--vh-gold-dark);
  font-weight: 600;
  letter-spacing: 0.25px;
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.vh-nav-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 1.45vw, 22px);
}

.vh-nav-links a {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--vh-navy);
  text-transform: uppercase;
  letter-spacing: 0.35px;
  padding: 6px 0;
  position: relative;
  white-space: nowrap;
}

.vh-nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--vh-gold);
  transition: width 0.3s ease;
}

.vh-nav-links a:hover,
.vh-nav-links a.active {
  color: var(--vh-gold-dark);
}

.vh-nav-links a:hover::after,
.vh-nav-links a.active::after {
  width: 100%;
}

.vh-nav-links a.vh-nav-report-link {
  color: var(--vh-gold-dark);
  background: rgba(200, 155, 60, 0.12);
  border: 1px solid rgba(200, 155, 60, 0.45);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
}

.vh-nav-links a.vh-nav-report-link::after {
  display: none;
}

.vh-nav-links a.vh-nav-report-link:hover {
  background: var(--vh-gold-gradient);
  color: #ffffff;
  border-color: transparent;
}

.vh-nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.btn-header-cta {
  padding: 9px 18px;
  font-size: 0.79rem;
}

/* Animated Hamburger Button */
.mobile-menu-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--vh-navy);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  transition: var(--transition);
}

.hamburger-line {
  width: 20px;
  height: 2px;
  background-color: var(--vh-navy);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu-btn.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.mobile-menu-btn.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================================================
   HERO SLIDER + QUICK FILTER DOCK (VINHOMES.VN HOMEPAGE STYLE)
   ========================================================================== */
.vh-hero {
  position: relative;
  min-height: 640px;
  height: calc(100vh - 106px);
  max-height: 850px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  background-color: var(--vh-navy-dark);
}

.vh-hero-slides {
  position: absolute;
  inset: 0;
}

.vh-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.9s ease, visibility 0.9s ease;
  display: flex;
  align-items: center;
}

.vh-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}

.vh-slide-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
}

.vh-slide-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  transition: transform 6.5s ease;
}

.vh-slide.active .vh-slide-bg img {
  transform: scale(1.09);
}

.vh-slide-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    90deg,
    rgba(14, 24, 54, 0.88) 0%,
    rgba(17, 28, 61, 0.68) 55%,
    rgba(17, 28, 61, 0.35) 100%
  );
}

.vh-slide-content {
  padding-bottom: 110px;
  max-width: 820px;
  margin-left: max(16px, calc((100vw - 1320px) / 2 + 24px));
  margin-right: auto;
  color: #ffffff;
}

.vh-hero-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--vh-gold-light);
  margin-bottom: 14px;
  padding-left: 12px;
  border-left: 3px solid var(--vh-gold);
}

.vh-hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.1rem, 4.2vw, 3.85rem);
  font-weight: 700;
  line-height: 1.13;
  margin-bottom: 16px;
  color: #ffffff;
}

.vh-hero-title span {
  color: var(--vh-gold-light);
}

.vh-hero-desc {
  font-size: clamp(0.94rem, 1.2vw, 1.05rem);
  color: rgba(255, 255, 255, 0.9);
  max-width: 650px;
  margin-bottom: 26px;
  line-height: 1.72;
}

.vh-hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* Slide Number Indicators */
.vh-hero-controls {
  position: relative;
  z-index: 5;
  display: flex;
  gap: 14px;
  margin-bottom: 20px;
}

.vh-slide-dot {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.82);
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-sans);
  transition: var(--transition);
}

.vh-slide-dot.active,
.vh-slide-dot:hover {
  background: rgba(255, 255, 255, 0.95);
  color: var(--vh-navy);
  border-color: var(--vh-gold);
}

.dot-num {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--vh-gold);
}

.dot-name {
  font-size: 0.8rem;
  font-weight: 600;
}

/* Bottom Search / Filter Dock (Signature Vinhomes.vn bar) */
.vh-search-dock {
  position: relative;
  z-index: 6;
  background: rgba(255, 255, 255, 0.98);
  border-top: 3px solid var(--vh-gold);
  box-shadow: 0 -10px 35px rgba(17, 28, 61, 0.18);
  padding: 16px 0;
}

.vh-search-bar {
  display: grid;
  grid-template-columns: 1.2fr 1.1fr 1.1fr 0.8fr;
  gap: 18px;
  align-items: center;
}

.vh-search-item {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border-light);
  padding-right: 14px;
}

.vh-search-item label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--vh-gold-dark);
  margin-bottom: 3px;
}

.vh-search-item select,
.vh-search-static {
  border: none;
  background: transparent;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--vh-navy);
  outline: none;
  cursor: pointer;
  width: 100%;
  text-overflow: ellipsis;
}

.vh-search-static {
  cursor: default;
}

/* ==========================================================================
   COMMON SECTION TYPOGRAPHY (VINHOMES.VN EDITORIAL STYLE)
   ========================================================================== */
.vh-section {
  padding: clamp(56px, 7vw, 96px) 0;
  max-width: 100%;
  overflow-x: hidden;
}

.vh-eyebrow {
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  color: var(--vh-gold-dark);
  margin-bottom: 8px;
}

.vh-section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 3.4vw, 2.85rem);
  font-weight: 700;
  color: var(--vh-navy);
  line-height: 1.18;
  margin-bottom: 14px;
}

.vh-section-title span {
  color: var(--vh-gold-dark);
}

.vh-gold-divider.center {
  margin-left: auto;
  margin-right: auto;
}

.vh-section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto clamp(36px, 5vw, 56px);
}

.vh-section-subtitle {
  font-size: clamp(0.92rem, 1.1vw, 1.02rem);
  color: var(--text-muted);
  line-height: 1.72;
}

/* ==========================================================================
   ABOUT SECTION (VỀ VINHOMES VĂN PHÒNG TÂY NGUYÊN)
   ========================================================================== */
.vh-about {
  position: relative;
  background-image:
    linear-gradient(105deg, rgba(255, 255, 255, 0.93) 0%, rgba(255, 255, 255, 0.85) 55%, rgba(248, 246, 241, 0.74) 100%),
    url('assets/bg-about.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.vh-about-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 4.5vw, 56px);
  align-items: center;
}

.vh-about-story {
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: clamp(22px, 3.2vw, 36px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(200, 155, 60, 0.28);
  box-shadow: var(--shadow-md);
}

.vh-lead-text {
  font-size: clamp(0.98rem, 1.15vw, 1.06rem);
  color: var(--text-navy);
  margin-bottom: 14px;
  line-height: 1.72;
}

.vh-body-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 26px;
  line-height: 1.72;
}

.vh-office-highlight {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  background-color: var(--bg-ivory);
  border-left: 4px solid var(--vh-gold);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  box-shadow: var(--shadow-sm);
}

.vh-office-mini-logo {
  width: 72px;
  height: 72px;
  object-fit: contain;
  background: #ffffff;
  padding: 6px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-gold);
  flex-shrink: 0;
}

.vh-office-highlight h4 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--vh-navy);
  margin-bottom: 3px;
}

.vh-office-highlight p {
  font-size: 0.88rem;
  color: var(--text-main);
  margin-top: 2px;
}

.vh-stats-mosaic {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.vh-stat-card {
  padding: 26px 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.vh-stat-card:hover {
  transform: translateY(-5px) !important;
  box-shadow: var(--shadow-md);
}

.vh-stat-card.navy-card {
  background-color: var(--vh-navy);
  color: #ffffff;
}

.vh-stat-card.ivory-card {
  background-color: var(--bg-ivory);
  border: 1px solid var(--border-gold);
  color: var(--text-main);
}

.vh-stat-card.gold-card {
  background: var(--vh-gold-gradient);
  color: #ffffff;
}

.vh-stat-num {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 2.8vw, 2.45rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 6px;
}

.vh-stat-card.navy-card .vh-stat-num {
  color: var(--vh-gold-light);
}

.vh-stat-card.ivory-card .vh-stat-num {
  color: var(--vh-navy);
}

.vh-stat-title {
  display: block;
  font-size: 0.96rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.vh-stat-card p {
  font-size: 0.84rem;
  opacity: 0.88;
  line-height: 1.58;
}

/* ==========================================================================
   PROJECTS SECTION (DỰ ÁN TIÊU BIỂU)
   ========================================================================== */
.vh-projects-bg {
  position: relative;
  background-image:
    linear-gradient(180deg, rgba(248, 246, 241, 0.87) 0%, rgba(241, 237, 228, 0.80) 50%, rgba(248, 246, 241, 0.89) 100%),
    url('assets/bg-projects.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  border-top: 1px solid rgba(200, 155, 60, 0.28);
  border-bottom: 1px solid rgba(200, 155, 60, 0.28);
}

.vh-project-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(27, 41, 86, 0.08);
  margin-bottom: clamp(36px, 5vw, 56px);
  transition: var(--transition);
}

.vh-project-card:last-child {
  margin-bottom: 0;
}

.vh-project-card:hover {
  box-shadow: var(--shadow-lg);
}

.vh-project-main {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
}

.vh-project-card.reverse .vh-project-main {
  grid-template-columns: 0.92fr 1.08fr;
}

.vh-project-image {
  position: relative;
  min-height: 420px;
  overflow: hidden;
}

.vh-project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.vh-project-card:hover .vh-project-image img {
  transform: scale(1.04);
}

.vh-project-badges {
  position: absolute;
  top: 16px;
  left: 16px;
  right: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  z-index: 2;
}

.vh-badge-status {
  background: var(--vh-gold-gradient);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.7px;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.vh-badge-type {
  background: rgba(17, 28, 61, 0.88);
  backdrop-filter: blur(6px);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
}

.vh-project-info {
  padding: clamp(24px, 3.5vw, 42px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.vh-project-region {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.4px;
  color: var(--vh-gold-dark);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.vh-project-title {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 2.8vw, 2.55rem);
  font-weight: 700;
  color: var(--vh-navy);
  line-height: 1.15;
  margin-bottom: 14px;
}

.vh-project-desc {
  font-size: 0.94rem;
  color: var(--text-muted);
  margin-bottom: 22px;
  line-height: 1.72;
}

.vh-specs-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

.vh-spec-item {
  background: var(--bg-light-blue);
  border-left: 3px solid var(--vh-gold);
  padding: 11px 13px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.spec-k {
  display: block;
  font-size: 0.73rem;
  color: var(--text-muted);
}

.spec-v {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--vh-navy);
  margin-top: 2px;
}

.vh-project-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* Subdivisions Bar inside Project Card */
.vh-subdivisions-bar {
  background-color: var(--vh-navy);
  color: #ffffff;
  padding: clamp(22px, 3vw, 32px) clamp(20px, 3.5vw, 42px);
}

.vh-sub-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--vh-gold-light);
  margin-bottom: 14px;
}

.vh-sub-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.vh-sub-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(200, 155, 60, 0.28);
  border-radius: var(--radius-sm);
  padding: 15px;
  transition: var(--transition);
}

.vh-sub-card:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--vh-gold-light);
}

.vh-sub-card h5 {
  font-size: 0.94rem;
  color: #ffffff;
  margin-bottom: 3px;
}

.vh-sub-area {
  display: block;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--vh-gold-light);
  margin-bottom: 6px;
}

.vh-sub-card p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.52;
}

/* ==========================================================================
   LIFESTYLE & ECOSYSTEM SECTION (MÔI TRƯỜNG SỐNG)
   ========================================================================== */
.vh-lifestyle {
  position: relative;
  background-image:
    linear-gradient(135deg, rgba(14, 23, 52, 0.86) 0%, rgba(27, 41, 86, 0.76) 50%, rgba(14, 23, 52, 0.88) 100%),
    url('assets/bg-lifestyle.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.vh-lifestyle .vh-eyebrow {
  color: var(--vh-gold-light);
}

.vh-lifestyle .vh-section-title {
  color: #ffffff;
}

.vh-lifestyle .vh-section-subtitle {
  color: rgba(255, 255, 255, 0.86);
}

.vh-lifestyle-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.vh-pillar-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(200, 155, 60, 0.4);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  position: relative;
  box-shadow: 0 16px 36px rgba(8, 15, 36, 0.28);
  transition: var(--transition);
}

.vh-pillar-card:hover {
  background: var(--vh-navy);
  color: #ffffff;
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.vh-pillar-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: var(--vh-gold-gradient);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.vh-pillar-num {
  position: absolute;
  top: 20px;
  right: 20px;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: rgba(200, 155, 60, 0.25);
}

.vh-pillar-card h3 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--vh-navy);
  margin-bottom: 8px;
  transition: var(--transition);
}

.vh-pillar-card:hover h3 {
  color: var(--vh-gold-light);
}

.vh-pillar-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.62;
  transition: var(--transition);
}

.vh-pillar-card:hover p {
  color: rgba(255, 255, 255, 0.88);
}

/* ==========================================================================
   COMPARISON TABLE SECTION
   ========================================================================== */
.vh-comparison {
  position: relative;
  background-image:
    linear-gradient(180deg, rgba(244, 246, 250, 0.88) 0%, rgba(255, 255, 255, 0.80) 50%, rgba(244, 246, 250, 0.90) 100%),
    url('assets/bg-comparison.jpg');
  background-size: cover;
  background-position: center;
}

.table-scroll-hint {
  display: none;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--vh-gold-dark);
  text-align: center;
  margin-bottom: 10px;
}

.vh-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: #ffffff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
}

.vh-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 680px;
}

.vh-table th,
.vh-table td {
  padding: 18px 22px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.93rem;
}

.vh-table thead th {
  background-color: var(--vh-navy);
  color: #ffffff;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
}

.vh-table thead th:first-child {
  color: var(--vh-gold-light);
  width: 24%;
}

.vh-table tbody td:first-child {
  font-weight: 700;
  color: var(--vh-navy);
  background-color: var(--bg-ivory);
}

.vh-table tbody tr:hover {
  background-color: rgba(200, 155, 60, 0.06);
}

/* ==========================================================================
   MORTGAGE CALCULATOR SECTION
   ========================================================================== */
.vh-calculator {
  position: relative;
  background-image:
    linear-gradient(125deg, rgba(15, 25, 56, 0.87) 0%, rgba(27, 41, 86, 0.78) 100%),
    url('assets/bg-calculator.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.vh-calculator .vh-eyebrow {
  color: var(--vh-gold-light);
}

.vh-calculator .vh-section-title {
  color: #ffffff;
}

.vh-calculator .vh-section-subtitle {
  color: rgba(255, 255, 255, 0.86);
}

.vh-calc-box {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(24px, 3.5vw, 36px);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(200, 155, 60, 0.5);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 4vw, 42px);
  box-shadow: 0 24px 54px rgba(8, 15, 36, 0.35);
  width: 100%;
  max-width: 100%;
  overflow: hidden;
}

.vh-calc-form,
.vh-calc-summary {
  min-width: 0;
  width: 100%;
  max-width: 100%;
}

.vh-calc-field {
  margin-bottom: 20px;
  min-width: 0;
  width: 100%;
}

.vh-calc-label {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--vh-navy);
  margin-bottom: 8px;
}

.vh-calc-label span:last-child {
  color: var(--vh-gold-dark);
  font-weight: 700;
  text-align: right;
  margin-left: auto;
}

.vh-select {
  display: block;
  width: 100%;
  max-width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: #ffffff;
  border: 1px solid var(--border-light);
  color: var(--vh-navy);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 600;
  text-overflow: ellipsis;
  overflow: hidden;
}

.vh-range {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 6px;
  accent-color: var(--vh-navy);
  cursor: pointer;
}

.vh-calc-summary {
  background: var(--vh-navy);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: clamp(22px, 3vw, 34px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.vh-calc-highlight {
  text-align: center;
  padding: 20px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(200, 155, 60, 0.4);
  border-radius: var(--radius-sm);
  margin-bottom: 22px;
}

.vh-calc-hl-label {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: rgba(255, 255, 255, 0.82);
}

.vh-calc-hl-val {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 3vw, 2.3rem);
  font-weight: 700;
  color: var(--vh-gold-light);
  margin: 6px 0;
}

.vh-calc-hl-note {
  font-size: 0.75rem;
  color: #6ee7b7;
}

.vh-calc-rows {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.vh-calc-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  padding-bottom: 10px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.16);
}

.vh-calc-row strong {
  color: var(--vh-gold-light);
}

/* ==========================================================================
   CONTACT SECTION (LIÊN HỆ VINHOMES VĂN PHÒNG TÂY NGUYÊN)
   ========================================================================== */
.vh-contact {
  position: relative;
  background-image:
    linear-gradient(180deg, rgba(248, 246, 241, 0.86) 0%, rgba(255, 255, 255, 0.78) 50%, rgba(248, 246, 241, 0.90) 100%),
    url('assets/bg-contact.jpg');
  background-size: cover;
  background-position: center;
  border-top: 1px solid var(--border-gold);
}

.vh-contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 1080px;
  margin: 0 auto;
}

.vh-contact-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(27, 41, 86, 0.12);
  border-top: 4px solid var(--vh-gold);
  border-radius: var(--radius-md);
  padding: clamp(24px, 3vw, 34px) clamp(20px, 2.5vw, 28px);
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 12px 32px rgba(17, 28, 61, 0.1);
}

.vh-contact-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--vh-gold);
}

.vh-contact-icon {
  width: 62px;
  height: 62px;
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
}

.vh-contact-icon.address {
  background: var(--vh-navy);
}

.vh-contact-icon.phone {
  background: var(--vh-gold-gradient);
}

.vh-contact-icon.zalo {
  background: linear-gradient(135deg, #0084ff, #004bc2);
}

.vh-contact-icon.fb {
  background: linear-gradient(135deg, #1877f2, #0b51b0);
}

.vh-contact-tag {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1.3px;
  text-transform: uppercase;
  color: var(--vh-gold-dark);
  margin-bottom: 5px;
}

.vh-contact-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--vh-navy);
  margin-bottom: 10px;
}

.vh-contact-value {
  font-size: clamp(0.96rem, 1.2vw, 1.1rem);
  font-weight: 700;
  color: var(--vh-navy);
  background: var(--bg-ivory);
  border: 1px dashed var(--vh-gold);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  word-break: break-word;
}

.vh-contact-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.62;
}

.vh-contact-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* ==========================================================================
   PAGINATION SECTION (INDEX.HTML <-> CUBE.HTML)
   ========================================================================== */
.vh-pagination-section {
  background: linear-gradient(180deg, var(--bg-ivory) 0%, var(--bg-sand) 100%);
  padding: 36px 0 48px;
  border-top: 1px solid rgba(200, 155, 60, 0.28);
}

.vh-pagination-card {
  background: var(--vh-navy-dark);
  color: #ffffff;
  border: 1.5px solid var(--vh-gold);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 3.2vw, 34px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  box-shadow: var(--shadow-lg);
}

.vh-pagination-info {
  max-width: 660px;
}

.vh-pagination-eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--vh-gold-light);
  margin-bottom: 6px;
}

.vh-pagination-title {
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 2.2vw, 1.75rem);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.25;
  margin-bottom: 8px;
}

.vh-pagination-desc {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.6;
}

.vh-pagination-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.vh-page-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.07);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.84rem;
  font-weight: 600;
  transition: var(--transition);
}

.vh-page-item:hover {
  border-color: var(--vh-gold-light);
  color: var(--vh-gold-light);
  transform: translateY(-2px);
}

.vh-page-item.active {
  background: rgba(200, 155, 60, 0.22);
  border-color: var(--vh-gold-light);
  color: var(--vh-gold-light);
  pointer-events: none;
}

.vh-page-item .page-badge {
  background: rgba(255, 255, 255, 0.14);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 700;
}

.vh-page-item.active .page-badge {
  background: var(--vh-gold);
  color: #ffffff;
}

/* ==========================================================================
   CORPORATE FOOTER & BACK TO TOP
   ========================================================================== */
.vh-footer {
  background-color: var(--vh-navy-dark);
  color: rgba(255, 255, 255, 0.85);
  padding: clamp(44px, 6vw, 64px) 0 26px;
  border-top: 3px solid var(--vh-gold);
}

.vh-footer-top {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr;
  gap: 36px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.vh-footer-brand {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}

.vh-footer-logo-box {
  width: 86px;
  height: 86px;
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 7px;
  border: 2px solid var(--vh-gold);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.vh-footer-logo-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.vh-footer-name {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: #ffffff;
  letter-spacing: 0.6px;
}

.vh-footer-slogan {
  font-size: 0.84rem;
  color: var(--vh-gold-light);
  font-style: italic;
  margin-bottom: 8px;
}

.vh-footer-info {
  font-size: 0.88rem;
  margin-top: 4px;
}

.vh-footer-col h5 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--vh-gold-light);
  margin-bottom: 12px;
}

.vh-footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.vh-footer-col a {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.8);
}

.vh-footer-col a:hover {
  color: var(--vh-gold-light);
  padding-left: 4px;
}

.vh-footer-bottom {
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.65);
}

/* Back to Top Floating Button */
.back-to-top {
  position: fixed;
  right: 22px;
  bottom: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--vh-navy);
  color: var(--vh-gold-light);
  border: 1.5px solid var(--vh-gold);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1500;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: var(--transition);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--vh-gold);
  color: #ffffff;
  transform: translateY(-3px);
}

/* ==========================================================================
   MODAL & TOAST
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(17, 28, 61, 0.78);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-backdrop.active {
  display: flex;
}

.modal-content {
  background: #ffffff;
  color: var(--text-main);
  border-top: 4px solid var(--vh-gold);
  border-radius: var(--radius-lg);
  max-width: 800px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  padding: clamp(22px, 4vw, 38px);
  position: relative;
  box-shadow: var(--shadow-lg);
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border-light);
  background: var(--bg-ivory);
  color: var(--vh-navy);
  cursor: pointer;
  font-size: 1rem;
}

.toast-msg {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--vh-navy);
  color: #ffffff;
  border: 1px solid var(--vh-gold);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 11px 22px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  z-index: 3000;
  opacity: 0;
  transition: all 0.4s ease;
  max-width: 92vw;
  text-align: center;
}

.toast-msg.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ==========================================================================
   RESPONSIVE OPTIMIZATION (PC, TABLET LANDSCAPE, TABLET PORTRAIT, MOBILE)
   ========================================================================== */

/* 1. Tablet Landscape & Compact Laptops (<= 1120px) */
@media (max-width: 1120px) {
  .vh-projects-bg,
  .vh-lifestyle,
  .vh-calculator {
    background-attachment: scroll;
  }
  .vh-nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #ffffff;
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 24px 24px;
    gap: 4px;
    box-shadow: 0 18px 36px rgba(17, 28, 61, 0.14);
    border-top: 1px solid var(--border-light);
    border-bottom: 3px solid var(--vh-gold);
  }

  .vh-nav-links.open {
    display: flex;
  }

  .vh-nav-links a {
    width: 100%;
    padding: 11px 0;
    font-size: 0.86rem;
    border-bottom: 1px solid rgba(27, 41, 86, 0.06);
  }

  .vh-nav-links a:last-child {
    border-bottom: none;
  }

  .mobile-menu-btn {
    display: inline-flex;
  }

  .vh-about-grid,
  .vh-project-main,
  .vh-project-card.reverse .vh-project-main,
  .vh-calc-box {
    grid-template-columns: minmax(0, 1fr);
  }

  /* Ensure image always appears on top of text when stacked on tablet/mobile */
  .vh-project-card.reverse .vh-project-image {
    order: -1;
  }

  .vh-project-image {
    min-height: 340px;
    max-height: 420px;
  }

  .vh-lifestyle-grid,
  .vh-sub-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .vh-search-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .vh-search-item:nth-child(2) {
    border-right: none;
  }

  .vh-footer-top {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .vh-footer-brand {
    grid-column: 1 / -1;
  }
}

/* 2. Tablet Portrait (<= 820px) */
@media (max-width: 820px) {
  [data-reveal="left"],
  [data-reveal="right"] {
    transform: perspective(1100px) translateY(50px) scale(0.94);
    transform-origin: center bottom;
  }

  .scroll-rail {
    display: none;
  }

  .topbar-slogan,
  .topbar-divider {
    display: none;
  }

  .vh-hero {
    height: auto;
    max-height: none;
    min-height: unset;
  }

  .vh-hero-slides {
    position: relative;
    inset: auto;
  }

  .vh-slide {
    position: relative;
    inset: auto;
    display: none;
    padding: 64px 0 32px;
    min-height: 420px;
  }

  .vh-slide.active {
    display: flex;
  }

  .vh-slide-content {
    padding-bottom: 16px;
    margin-left: 0;
    width: 100%;
    max-width: 100%;
  }

  .vh-hero-controls {
    padding-top: 12px;
    margin-bottom: 14px;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .vh-hero-controls::-webkit-scrollbar {
    display: none;
  }

  .vh-slide-dot {
    flex-shrink: 0;
  }

  .table-scroll-hint {
    display: block;
  }
}

/* 3. Mobile Phones (<= 640px) */
@media (max-width: 640px) {
  .vh-topbar {
    font-size: 0.68rem;
    padding: 5px 0;
  }

  .vh-topbar-inner {
    flex-wrap: nowrap;
    justify-content: space-between;
    gap: 6px;
  }

  .vh-topbar-left {
    min-width: 0;
    flex: 1;
  }

  .topbar-address {
    max-width: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .vh-topbar-right {
    flex-shrink: 0;
    gap: 6px;
  }

  .vh-nav-inner,
  .vh-header.scrolled .vh-nav-inner {
    height: 60px;
    gap: 8px;
  }

  .vh-logo-img,
  .vh-header.scrolled .vh-logo-img {
    height: 36px;
  }

  .vh-brand {
    gap: 7px;
    min-width: 0;
    flex: 1;
  }

  .vh-brand-text {
    padding-left: 7px;
    min-width: 0;
  }

  .vh-brand-title {
    font-size: clamp(0.7rem, 3.3vw, 0.82rem);
    letter-spacing: 0.15px;
  }

  .vh-brand-sub {
    font-size: clamp(0.56rem, 2.6vw, 0.63rem);
  }

  .btn-header-cta {
    display: none;
  }

  .mobile-menu-btn {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
  }

  .vh-slide {
    padding: 40px 0 24px;
    min-height: 360px;
  }

  .vh-hero-eyebrow {
    font-size: 0.68rem;
    letter-spacing: 1px;
  }

  .vh-hero-title {
    font-size: clamp(1.65rem, 6.8vw, 1.95rem);
  }

  .vh-hero-btns {
    flex-direction: column;
  }

  .vh-hero-btns .btn {
    width: 100%;
  }

  .vh-hero-controls {
    gap: 8px;
    margin-bottom: 16px;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .vh-slide-dot {
    padding: 7px 12px;
    flex-shrink: 0;
  }

  .dot-name {
    font-size: 0.74rem;
  }

  .vh-search-bar,
  .vh-stats-mosaic,
  .vh-lifestyle-grid,
  .vh-sub-grid,
  .vh-specs-list,
  .vh-contact-grid,
  .vh-footer-top {
    grid-template-columns: minmax(0, 1fr);
  }

  .vh-search-item {
    border-right: none;
    border-bottom: 1px solid var(--border-light);
    padding-right: 0;
    padding-bottom: 8px;
    min-width: 0;
  }

  .vh-office-highlight {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .vh-project-image {
    min-height: 230px;
  }

  .vh-project-btns {
    flex-direction: column;
  }

  .vh-project-btns .btn,
  .vh-contact-actions .btn {
    width: 100%;
  }

  .vh-calc-box {
    padding: 18px 14px;
    gap: 20px;
  }

  .vh-calc-summary {
    padding: 18px 14px;
  }

  .vh-calc-label {
    font-size: 0.84rem;
  }

  .vh-select {
    font-size: 0.85rem;
    padding: 10px 12px;
  }

  .vh-calc-row {
    font-size: 0.84rem;
    flex-wrap: wrap;
    gap: 4px;
  }

  .vh-pagination-card {
    padding: 18px 16px;
    gap: 16px;
  }

  .vh-pagination-controls {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

  .vh-page-item,
  .vh-pagination-controls .btn {
    width: 100%;
    justify-content: center;
  }

  .vh-footer-brand {
    flex-direction: column;
    align-items: flex-start;
  }

  .vh-footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .back-to-top {
    right: 16px;
    bottom: 18px;
    width: 40px;
    height: 40px;
  }
}