/* ============================================================
   ĐẤT NỀN HÒA LẠC - PREMIUM LANDING PAGE CSS
   Inspired by Metroland.vn Design Language
   ============================================================ */

/* Import Modern Premium Fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800;900&display=swap');

/* ============================================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================================ */
:root {
  --primary: #16a34a;
  --primary-dark: #15803d;
  --primary-light: #22c55e;
  --accent: #f59e0b;
  --accent-hover: #fbbf24;
  --accent-light: rgba(245, 158, 11, 0.1);
  --text-dark: #1a1f2c;
  --text-body: #374151;
  --text-light: #f8fafc;
  --text-muted: #6b7280;
  --bg-white: #ffffff;
  --bg-light: #f0fdf4;
  --bg-dark: #052e16;
  --border-color: #e5e7eb;
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(22,163,74,0.10);
  --shadow-lg: 0 12px 40px rgba(22,163,74,0.14);
  --shadow-xl: 0 24px 60px rgba(0,0,0,0.18);
  --font: 'Montserrat', sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   BASE RESET
   ============================================================ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font);
  background-color: var(--bg-light);
  color: var(--text-body);
  line-height: 1.65;
  overflow-x: hidden;
}

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

h1, h2, h3, h4, h5 {
  font-family: var(--font);
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-dark);
}

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

ul { list-style: none; }

button { cursor: pointer; font-family: var(--font); }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   HEADER
   ============================================================ */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

header.scrolled {
  background: rgba(255,255,255,0.97);
  box-shadow: var(--shadow-md);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #16a34a, #15803d);
  color: #fff;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 900;
  letter-spacing: -1px;
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.logo-brand {
  font-size: 17px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.3px;
}

.logo-sub {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  position: relative;
  padding-bottom: 4px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after { width: 100%; }

.hotline-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #16a34a, #15803d);
  color: #fff;
  padding: 10px 20px;
  border-radius: 50px;
  font-weight: 800;
  font-size: 14px;
  flex-shrink: 0;
  animation: pulseBtn 2s infinite;
  box-shadow: 0 4px 16px rgba(22,163,74,0.35);
}

@keyframes pulseBtn {
  0%, 100% { box-shadow: 0 4px 16px rgba(22,163,74,0.35); }
  50% { box-shadow: 0 4px 24px rgba(22,163,74,0.55); transform: scale(1.02); }
}

.menu-toggle {
  display: none;
  font-size: 22px;
  color: var(--primary);
  cursor: pointer;
  padding: 4px;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  padding: 100px 0 0;
  display: flex;
  flex-direction: column;
  background: 
    linear-gradient(135deg, rgba(2,44,18,0.93) 0%, rgba(5,80,30,0.89) 60%, rgba(0,20,8,0.82) 100%),
    url('https://w.ladicdn.com/5cdbd6d230dba94fe2f64cd4/hoa-lac-1731981782117-17319817835001852335770-20250304141355-vguue.webp') no-repeat center center / cover;
  color: #fff;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(22,163,74,0.18) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
  flex: 1;
  padding-top: 40px;
  padding-bottom: 80px;
}

.hero-badge-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,122,0,0.15);
  color: var(--accent);
  border: 1px solid rgba(255,122,0,0.35);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero-badge-blue {
  background: rgba(0,104,255,0.15);
  color: #60a5fa;
  border-color: rgba(0,104,255,0.35);
}

.hero-title {
  font-size: 52px;
  font-weight: 900;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 18px;
  letter-spacing: -1px;
}

.hero-title-highlight {
  background: linear-gradient(135deg, var(--accent), #ffcb52);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 16px;
  color: rgba(255,255,255,0.82);
  margin-bottom: 36px;
  line-height: 1.7;
  max-width: 580px;
}

.hero-stats-row {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 36px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 20px 24px;
  backdrop-filter: blur(8px);
}

.hero-stat {
  flex: 1;
  text-align: center;
}

.hero-stat-num {
  display: block;
  font-size: 28px;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat-label {
  font-size: 11px;
  font-weight: 600;
  color: rgba(255,255,255,0.65);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.15);
  flex-shrink: 0;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  padding: 16px 32px;
  border-radius: 50px;
  font-weight: 800;
  font-size: 15px;
  box-shadow: 0 8px 24px rgba(22,163,74,0.4);
  transition: var(--transition);
}

.btn-hero-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(22,163,74,0.55);
}

.btn-hero-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: #fff;
  padding: 16px 32px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 15px;
  border: 2px solid rgba(255,255,255,0.35);
  transition: var(--transition);
}

.btn-hero-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.6);
}

/* Hero Form Card */
.hero-form-wrapper {
  background: rgba(255,255,255,0.10);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
  position: relative;
  overflow: hidden;
}

.hero-form-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-light), var(--primary), var(--accent));
}

.hero-form-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 18px;
}

.hero-form-header {
  margin-bottom: 24px;
}

.hero-form-header h2 {
  font-size: 22px;
  font-weight: 900;
  color: #fff;
  margin-bottom: 6px;
  line-height: 1.2;
}

.hero-form-header p {
  font-size: 13px;
  color: rgba(255,255,255,0.65);
}

.form-group-hero {
  position: relative;
  margin-bottom: 14px;
}

.form-group-hero i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255,255,255,0.5);
  font-size: 15px;
  pointer-events: none;
}

.form-control-hero {
  width: 100%;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  padding: 13px 14px 13px 42px;
  color: #fff;
  font-size: 14px;
  font-family: var(--font);
  transition: var(--transition);
}

.form-control-hero:focus {
  outline: none;
  background: rgba(255,255,255,0.12);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255,122,0,0.2);
}

.form-control-hero::placeholder { color: rgba(255,255,255,0.4); }

.select-hero {
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='2'><polyline points='6 9 12 15 18 9'></polyline></svg>");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

.select-hero option {
  background-color: #1a2744;
  color: #fff;
}

.btn-hero-submit {
  width: 100%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border: none;
  padding: 15px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(22,163,74,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 8px;
}

.btn-hero-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(22,163,74,0.55);
}

.form-note {
  text-align: center;
  font-size: 11px;
  color: rgba(255,255,255,0.45);
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

/* Hero Ticker */
.hero-ticker {
  background: rgba(0,0,0,0.35);
  border-top: 1px solid rgba(255,255,255,0.1);
  overflow: hidden;
  padding: 14px 0;
}

.ticker-track {
  display: flex;
  gap: 0;
  animation: tickerScroll 40s linear infinite;
  white-space: nowrap;
}

.ticker-track span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 40px;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  border-right: 1px solid rgba(255,255,255,0.15);
}

.ticker-track span i {
  color: var(--accent);
}

@keyframes tickerScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar {
  background: linear-gradient(135deg, #15803d, #16a34a);
  padding: 0;
}

.trust-bar-grid {
  display: flex;
  align-items: stretch;
}

.trust-item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 24px;
  border-right: 1px solid rgba(255,255,255,0.15);
  transition: var(--transition);
}

.trust-item:last-child { border-right: none; }

.trust-item:hover { background: rgba(255,255,255,0.08); }

.trust-item > i {
  font-size: 26px;
  color: rgba(255,255,255,0.7);
  flex-shrink: 0;
}

.trust-item div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.trust-item strong {
  font-size: 13px;
  font-weight: 800;
  color: #fff;
}

.trust-item span {
  font-size: 11px;
  color: rgba(255,255,255,0.6);
}

/* ============================================================
   SECTION COMMON
   ============================================================ */
.section {
  padding: 90px 0;
  position: relative;
}

.section-bg-white { background-color: var(--bg-white); }
.section-bg-light { background-color: var(--bg-light); }

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 56px;
}

.section-header > p:first-child {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: 34px;
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 16px;
}

.section-header span {
  display: inline-block;
  width: 70px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: 2px;
}

.section-desc {
  font-size: 15px;
  color: var(--text-muted);
  margin-top: 14px;
  line-height: 1.6;
}

/* ============================================================
   BẢNG GIÁ - PRICING TABLE
   ============================================================ */
.price-filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
  justify-content: center;
}

.price-tab {
  background: var(--bg-white);
  border: 2px solid var(--border-color);
  color: var(--text-muted);
  padding: 9px 20px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 700;
  transition: var(--transition);
}

.price-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.price-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(22,163,74,0.3);
}

.pricing-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  background: var(--bg-white);
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 800px;
}

.pricing-table thead tr {
  background: linear-gradient(135deg, #16a34a, #15803d);
}

.pricing-table th {
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 16px 18px;
  text-align: left;
  white-space: nowrap;
}

.th-action { text-align: center; }

.pricing-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.pricing-table tbody tr:last-child { border-bottom: none; }

.pricing-table tbody tr:hover {
  background: rgba(0,104,255,0.03);
}

.pricing-table tbody tr.tr-popular {
  background: rgba(22,163,74,0.04);
}

.pricing-table tbody tr.tr-popular:hover {
  background: rgba(22,163,74,0.08);
}

.pricing-table td {
  padding: 15px 18px;
  font-size: 14px;
  color: var(--text-body);
  vertical-align: middle;
}

/* Phân khu badges */
.pk-badge {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.pk-phuc-cat { background: rgba(22,163,74,0.12);  color: #15803d; }
.pk-kim-son  { background: rgba(168,85,247,0.12);  color: #7c3aed; }
.pk-sen-tri  { background: rgba(6,182,212,0.12);   color: #0e7490; }
.pk-tan-xa   { background: rgba(239,68,68,0.12);   color: #b91c1c; }
.pk-xuan-khanh { background: rgba(234,179,8,0.12); color: #a16207; }
.pk-vai-reo  { background: rgba(22,163,74,0.15);   color: #166534; }
.pk-ha-bang  { background: rgba(249,115,22,0.12);  color: #c2410c; }

.price-col strong {
  font-size: 15px;
  font-weight: 800;
  color: #16a34a;
}

.legal-badge {
  display: inline-block;
  background: rgba(34,197,94,0.1);
  color: #15803d;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
}

.btn-tuvan {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  padding: 7px 16px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-tuvan:hover {
  background: var(--primary);
  color: #fff;
}

.btn-tuvan-hot {
  background: #dc2626;
  border-color: #dc2626;
  color: #fff;
  animation: pulseBtn 2s infinite;
}

.btn-tuvan-hot:hover {
  background: #b91c1c;
  border-color: #b91c1c;
}

.pricing-table-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 20px;
  padding: 16px 20px;
  background: rgba(22,163,74,0.05);
  border: 1px solid rgba(22,163,74,0.18);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text-muted);
}

.pricing-table-note i {
  color: var(--primary);
  font-size: 16px;
  flex-shrink: 0;
  margin-top: 1px;
}

.pricing-table-note a {
  color: var(--primary);
  font-weight: 700;
}

/* ============================================================
   SUBDIVISION GRID (MẶT BẰNG)
   ============================================================ */
.subdivision-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.subdivision-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

.subdivision-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,104,255,0.2);
}

.subdivision-card-featured {
  border: 2px solid var(--primary);
}

.subdivision-featured-tag {
  position: absolute;
  top: 0;
  right: 0;
  background: var(--primary);
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  padding: 5px 12px;
  border-radius: 0 var(--radius) 0 var(--radius-sm);
  letter-spacing: 0.5px;
  z-index: 10;
}

.subdivision-img-container {
  position: relative;
  height: 200px;
  overflow: hidden;
  cursor: zoom-in;
}

.subdivision-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.subdivision-card:hover .subdivision-img {
  transform: scale(1.07);
}

.subdivision-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--primary);
  color: #fff;
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 800;
  z-index: 2;
}

.subdivision-zoom-hint {
  position: absolute;
  bottom: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  background: rgba(0,0,0,0.55);
  color: #fff;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  opacity: 0;
  transition: var(--transition);
}

.subdivision-card:hover .subdivision-zoom-hint { opacity: 1; }

/* Thích ứng zoom hint lên góc trên phải khi card có bộ sưu tập */
.subdivision-img-container[data-gallery] .subdivision-zoom-hint {
  top: 12px;
  bottom: auto;
}

/* Gallery thumbnails trên cards */
.subdivision-gallery-thumbs {
  position: absolute;
  bottom: 12px;
  right: 12px;
  display: flex;
  gap: 6px;
  z-index: 5;
  background: rgba(0, 0, 0, 0.45);
  padding: 4px;
  border-radius: 8px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.subdivision-gallery-thumbs .thumb-item {
  width: 38px;
  height: 38px;
  border-radius: 6px;
  overflow: hidden;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: var(--transition);
  display: block;
}

.subdivision-gallery-thumbs .thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.subdivision-gallery-thumbs .thumb-item.active {
  border-color: var(--accent);
  box-shadow: 0 0 8px rgba(245, 158, 11, 0.7);
  transform: scale(1.05);
}

.subdivision-gallery-thumbs .thumb-item:hover {
  border-color: #fff;
  transform: scale(1.05);
}

.subdivision-info {
  padding: 22px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.subdivision-meta {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
}

.subdivision-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
}

.subdivision-meta i { color: var(--primary); font-size: 12px; }

.subdivision-info h3 {
  font-size: 17px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.subdivision-info p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  flex-grow: 1;
  margin-bottom: 18px;
}

.btn-subdivision {
  width: 100%;
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  padding: 11px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-subdivision:hover {
  background: var(--primary);
  color: #fff;
}

.btn-subdivision-featured {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.btn-subdivision-featured:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

/* ============================================================
   HOT PROPERTIES
   ============================================================ */
.property-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.property-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

.property-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.property-card-hot {
  border: 2px solid var(--primary);
}

.property-hot-ribbon {
  position: absolute;
  top: 16px;
  right: -8px;
  background: var(--primary);
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  padding: 5px 16px 5px 12px;
  letter-spacing: 1px;
  z-index: 10;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 8px 100%);
}

.property-img-container {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.property-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.property-card:hover .property-img { transform: scale(1.07); }

.property-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--primary);
  color: #fff;
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 800;
}

.property-price {
  position: absolute;
  bottom: 14px;
  right: 14px;
  background: var(--accent);
  color: #fff;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 800;
}

.property-info {
  padding: 22px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.property-loc {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 10px;
}

.property-loc i { color: var(--accent); }

.property-info h3 {
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--text-dark);
}

.property-info p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  flex-grow: 1;
  margin-bottom: 16px;
}

.property-meta {
  display: flex;
  gap: 12px;
  border-top: 1px solid var(--border-color);
  padding-top: 14px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-body);
}

.meta-item i { color: var(--primary); }

.btn-property-contact {
  width: 100%;
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  padding: 11px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 800;
  transition: var(--transition);
}

.btn-property-contact:hover {
  background: var(--primary);
  color: #fff;
}

.btn-property-hot {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.btn-property-hot:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

/* ============================================================
   BUDGET / ĐỊNH HƯỚNG ĐẦU TƯ
   ============================================================ */
.budget-grid-2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 920px;
  margin: 0 auto;
}

.budget-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 36px 32px;
  position: relative;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.budget-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.budget-card.popular {
  border: 2px solid var(--primary);
  background: linear-gradient(135deg, #fff 0%, #f0fdf4 100%);
}

.budget-hot-tag {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  padding: 6px 18px;
  border-radius: 50px;
  letter-spacing: 0.5px;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 5px;
}

.budget-badge {
  display: inline-block;
  background: rgba(22,163,74,0.09);
  color: var(--primary);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 16px;
}

.budget-card.popular .budget-badge {
  background: rgba(22,163,74,0.14);
  color: var(--primary-dark);
}

.budget-card h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.budget-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 24px;
}

.budget-features {
  flex-grow: 1;
  margin-bottom: 28px;
}

.budget-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text-body);
  margin-bottom: 12px;
  line-height: 1.5;
}

.budget-features li i {
  color: var(--primary);
  font-size: 13px;
  margin-top: 3px;
  flex-shrink: 0;
}

.budget-card.popular .budget-features li i { color: var(--accent); }

.btn-budget {
  display: block;
  text-align: center;
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  padding: 13px 24px;
  border-radius: 50px;
  font-weight: 800;
  font-size: 14px;
  transition: var(--transition);
}

.btn-budget:hover {
  background: var(--primary);
  color: #fff;
}

.budget-card.popular .btn-budget {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.budget-card.popular .btn-budget:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

/* ============================================================
   BENEFITS GRID
   ============================================================ */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.benefit-card {
  background: var(--bg-white);
  padding: 32px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.benefit-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,104,255,0.15);
}

.benefit-icon {
  width: 68px;
  height: 68px;
  background: rgba(22,163,74,0.08);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin: 0 auto 20px;
  transition: var(--transition);
}

.benefit-card:hover .benefit-icon {
  background: var(--primary);
  color: #fff;
  transform: rotateY(360deg);
}

.benefit-card h3 {
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--text-dark);
}

.benefit-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================================
   POTENTIAL TABS
   ============================================================ */
.potential-tabs-container {
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.potential-tabs-nav {
  display: flex;
  border-bottom: 2px solid var(--border-color);
  background: var(--bg-light);
  overflow-x: auto;
}

.pot-tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 18px 28px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-muted);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.pot-tab-btn:hover { color: var(--primary); }

.pot-tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  background: var(--bg-white);
}

.potential-tab-content {
  display: none;
  padding: 40px;
}

.potential-tab-content.active {
  display: block;
  animation: fadeInUp 0.4s ease;
}

.pot-flex-box {
  display: flex;
  gap: 48px;
  align-items: center;
}

.pot-img-box {
  flex: 0 0 45%;
  height: 300px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.pot-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.pot-img-box:hover img { transform: scale(1.05); }

.pot-text-box { flex: 1; }

.pot-text-box h3 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 14px;
  color: var(--primary);
}

.pot-highlight {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 16px;
}

.pot-text-box p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  padding: 12px 24px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 14px;
  transition: var(--transition);
}

.btn-secondary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,104,255,0.3);
}

/* ============================================================
   GALLERY
   ============================================================ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.gallery-item {
  position: relative;
  height: 230px;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: zoom-in;
  border: 1px solid var(--border-color);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.gallery-item:hover img { transform: scale(1.08); }

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15,23,42,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.gallery-item:hover .gallery-overlay { opacity: 1; }

.gallery-overlay i {
  color: #fff;
  font-size: 28px;
}

/* ============================================================
   NEWS SECTION
   ============================================================ */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.news-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.news-img {
  height: 200px;
  overflow: hidden;
}

.news-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

.news-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.news-date {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.news-body h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.4;
  margin-bottom: 10px;
}

.news-body p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  flex-grow: 1;
  margin-bottom: 16px;
}

.news-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 800;
  color: var(--primary);
  transition: var(--transition);
}

.news-link:hover { color: var(--accent); gap: 10px; }

/* ============================================================
   FEEDBACK SECTION (Ý KIẾN KHÁCH HÀNG)
   ============================================================ */
.feedback-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feedback-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
}

.feedback-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(22, 163, 74, 0.2);
}

.feedback-quote-icon {
  position: absolute;
  top: 24px;
  right: 28px;
  font-size: 36px;
  color: rgba(22, 163, 74, 0.1);
  line-height: 1;
}

.feedback-content {
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 20px;
  flex-grow: 1;
}

.feedback-rating {
  margin-bottom: 20px;
  display: flex;
  gap: 4px;
  font-size: 14px;
}

.feedback-user {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
}

.feedback-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary);
}

.feedback-user-info h4 {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 2px;
}

.feedback-user-info p {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
}

@media (max-width: 992px) {
  .feedback-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* ============================================================
   REGISTER SECTION
   ============================================================ */
.register-section {
  background:
    linear-gradient(135deg, rgba(2,44,18,0.95) 0%, rgba(5,80,30,0.92) 100%),
    url('https://w.ladicdn.com/5cdbd6d230dba94fe2f64cd4/hoa-lac-1731981782117-17319817835001852335770-20250304141355-vguue.webp') no-repeat center center / cover;
  color: #fff;
}

.register-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.register-info h2 {
  font-size: 36px;
  font-weight: 900;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 18px;
}

.register-info > p {
  font-size: 15px;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: 28px;
}

.register-benefits {
  margin-bottom: 32px;
}

.register-benefits li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 12px;
  font-weight: 600;
}

.register-benefits li i { color: #4ade80; font-size: 16px; }

.register-contact-direct {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.contact-direct-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.18);
  padding: 14px 20px;
  border-radius: var(--radius);
  transition: var(--transition);
  flex: 1;
  min-width: 160px;
}

.contact-direct-item:hover {
  background: rgba(255,255,255,0.18);
  transform: translateY(-2px);
}

.contact-direct-item > i {
  font-size: 22px;
  color: var(--accent);
}

.contact-direct-item div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-direct-item strong {
  font-size: 12px;
  font-weight: 700;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact-direct-item span {
  font-size: 14px;
  font-weight: 800;
  color: #fff;
}

/* Form Wrapper */
.form-wrapper {
  background: rgba(255,255,255,0.10);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 20px;
  padding: 36px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.3);
  position: relative;
  overflow: hidden;
}

.form-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-light), var(--primary), var(--accent));
}

.form-wrapper-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.form-wrapper-header i {
  font-size: 22px;
  color: var(--accent);
  margin-top: 3px;
}

.form-wrapper-header h3 {
  font-size: 18px;
  font-weight: 900;
  color: #fff;
  letter-spacing: 0.3px;
}

.form-wrapper-header-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-wrapper-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
  font-weight: 500;
  line-height: 1.4;
  margin: 0;
}

.form-group {
  position: relative;
  margin-bottom: 18px;
}

.form-group i {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255,255,255,0.45);
  font-size: 16px;
  pointer-events: none;
}

.form-control {
  width: 100%;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  padding: 15px 16px 15px 48px;
  color: #fff;
  font-size: 15px;
  font-family: var(--font);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  background: rgba(255,255,255,0.12);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255,122,0,0.2);
}

.form-control::placeholder { color: rgba(255,255,255,0.4); }

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.45)' stroke-width='2'><polyline points='6 9 12 15 18 9'></polyline></svg>");
  background-repeat: no-repeat;
  background-position: right 16px center;
  cursor: pointer;
}

.form-select option {
  background-color: #1a2744;
  color: #fff;
}

.btn-form-submit {
  width: 100%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border: none;
  padding: 17px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition);
  box-shadow: 0 6px 20px rgba(22,163,74,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
}

.btn-form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(22,163,74,0.55);
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: #052e16;
  color: rgba(255,255,255,0.75);
  padding: 64px 0 28px;
  border-top: 3px solid var(--primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-col h3 {
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}

.footer-col h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 36px;
  height: 2px;
  background: var(--primary-light);
  border-radius: 1px;
}

.footer-about p {
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 16px;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-list a {
  font-size: 13px;
  opacity: 0.8;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-links-list a::before {
  content: '›';
  color: var(--accent);
  font-size: 16px;
  line-height: 1;
}

.footer-links-list a:hover {
  opacity: 1;
  color: var(--accent);
  padding-left: 4px;
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-contact-info li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 13px;
  line-height: 1.5;
}

.footer-contact-info i {
  color: var(--accent);
  font-size: 15px;
  margin-top: 2px;
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  text-align: center;
  font-size: 12px;
  opacity: 0.5;
}

/* ============================================================
   LIGHTBOX
   ============================================================ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
}

.lightbox.active { display: flex; animation: fadeIn 0.2s ease; }

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.92);
}

.lightbox-content {
  position: relative;
  z-index: 1;
  max-width: 92vw;
  max-height: 92vh;
}

.lightbox-content img {
  max-height: 88vh;
  max-width: 90vw;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 24px 80px rgba(0,0,0,0.7);
}

.lightbox-close {
  position: absolute;
  top: -44px;
  right: -4px;
  color: #fff;
  font-size: 32px;
  background: none;
  border: none;
  cursor: pointer;
  opacity: 0.85;
  transition: var(--transition);
  line-height: 1;
}

.lightbox-close:hover { opacity: 1; transform: scale(1.2); }

/* ============================================================
   MODAL
   ============================================================ */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  z-index: 3000;
  display: none;
  align-items: center;
  justify-content: center;
}

.modal.active { display: flex; animation: fadeIn 0.2s ease; }

.modal-box {
  background: var(--bg-white);
  border-radius: 20px;
  max-width: 460px;
  width: 92%;
  padding: 48px 36px;
  text-align: center;
  box-shadow: var(--shadow-xl);
  animation: popIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes popIn {
  from { transform: scale(0.7); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-icon {
  width: 80px;
  height: 80px;
  background: rgba(34,197,94,0.1);
  color: #16a34a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  margin: 0 auto 24px;
}

.modal-box h3 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.modal-box p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.7;
}

.btn-close-modal {
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 13px 36px;
  border-radius: 50px;
  font-weight: 800;
  font-size: 14px;
  transition: var(--transition);
}

.btn-close-modal:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

/* Custom styling for register modal box */
.register-modal-box {
  background: var(--bg-dark); /* Màu xanh lá tối #052e16 */
  color: #fff;
  text-align: left;
  max-width: 480px;
  padding: 40px 36px 36px 36px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  position: relative;
  box-shadow: var(--shadow-xl);
}

.register-modal-box h3 {
  color: #fff !important;
  margin-bottom: 0 !important;
  font-size: 18px !important;
}

/* Nút X đóng popup */
.btn-close-modal-x {
  position: absolute;
  top: 16px;
  right: 18px;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.65);
  font-size: 30px;
  font-weight: 300;
  cursor: pointer;
  line-height: 1;
  padding: 4px;
  transition: var(--transition);
  z-index: 10;
}

.btn-close-modal-x:hover {
  color: #fff;
  transform: scale(1.1);
}

/* ============================================================
   FLOATING WIDGETS
   ============================================================ */
.floating-widgets {
  position: fixed;
  bottom: 28px;
  right: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 1500;
}

.widget-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: 50px;
  color: #fff;
  font-weight: 800;
  font-size: 14px;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  white-space: nowrap;
}

.widget-item:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: var(--shadow-xl);
}

.widget-hotline {
  background: linear-gradient(135deg, #16a34a, #15803d);
}

.widget-hotline i { animation: shake 1.5s infinite; }

@keyframes shake {
  0%, 100% { transform: rotate(0); }
  10%, 30% { transform: rotate(-12deg); }
  20%, 40% { transform: rotate(12deg); }
  50% { transform: rotate(0); }
}

.widget-zalo { background: #166534; }

.zalo-icon-svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .property-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .subdivision-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .nav-links {
    gap: 18px;
  }
  .nav-links a {
    font-size: 12px;
  }
}

@media (max-width: 900px) {
  .hero-container-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 50px;
  }
  .hero-title { font-size: 38px; }
  .hero-form-wrapper { max-width: 500px; }
  .register-grid { grid-template-columns: 1fr; gap: 40px; }
  .pot-flex-box { flex-direction: column; }
  .pot-img-box { flex: none; width: 100%; height: 240px; }
  .budget-grid-2col { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .header-container { height: 68px; }

  .nav-links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    width: 100%;
    background: var(--bg-white);
    flex-direction: column;
    padding: 28px 24px;
    gap: 18px;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    z-index: 999;
  }

  .nav-links.active { display: flex; animation: fadeInUp 0.2s ease; }

  .menu-toggle { display: block; }

  .hotline-btn span { display: none; }
  .hotline-btn { padding: 10px 14px; }

  .hero { padding-top: 80px; }
  .hero-title { font-size: 30px; }
  .hero-subtitle { font-size: 14px; }
  .hero-stats-row { gap: 4px; padding: 14px 16px; }
  .hero-stat-num { font-size: 22px; }
  .hero-stat-label { font-size: 10px; }

  .trust-bar-grid { flex-wrap: wrap; }
  .trust-item { flex: 0 0 50%; border-bottom: 1px solid rgba(255,255,255,0.15); }
  .trust-item:nth-child(5) { flex: 0 0 100%; }

  .section { padding: 64px 0; }
  .section-header h2 { font-size: 26px; }

  .subdivision-grid,
  .property-grid,
  .news-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }

  .floating-widgets {
    bottom: 0;
    right: 0;
    left: 0;
    flex-direction: row;
    border-radius: 0;
    gap: 0;
    padding: 0;
    border-top: 1px solid rgba(255,255,255,0.1);
  }

  .widget-item {
    flex: 1;
    border-radius: 0;
    justify-content: center;
    padding: 14px 10px;
    font-size: 12px;
  }

  body { padding-bottom: 56px; }

  .potential-tabs-nav { flex-wrap: nowrap; overflow-x: auto; }

  .hero-ctas { flex-direction: column; gap: 12px; }
  .btn-hero-primary, .btn-hero-outline { justify-content: center; text-align: center; }
}

@media (max-width: 480px) {
  .benefits-grid { grid-template-columns: 1fr; }
  .hero-stats-row { flex-wrap: wrap; gap: 12px; }
  .hero-stat-divider { display: none; }
  .trust-item { flex: 0 0 100%; }
  .hero-badge-row { flex-direction: column; gap: 8px; }
  .hero-badge { width: fit-content; }
  .register-contact-direct { flex-direction: column; }
}

/* ============================================================
   LIGHTBOX SLIDER EXTRA STYLING
   ============================================================ */
.lightbox-slider {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 100%;
}

.lightbox-slide-wrapper {
  overflow: hidden;
  border-radius: var(--radius);
}

#lightboxImg {
  transition: opacity 0.2s ease-in-out;
  opacity: 1;
}

.lightbox-prev, .lightbox-next {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  font-size: 20px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  position: absolute;
  z-index: 10;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-prev { left: -64px; }
.lightbox-next { right: -64px; }

.lightbox-prev:hover, .lightbox-next:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-50%) scale(1.1);
}

.lightbox-counter {
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  margin-top: 12px;
  font-weight: 600;
}

.lightbox-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}

.lightbox-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: var(--transition);
}

.lightbox-dot.active {
  background: var(--primary);
  transform: scale(1.2);
}

@media (max-width: 768px) {
  .lightbox-prev { left: 10px; }
  .lightbox-next { right: 10px; }
}