/* Custom CSS for HOA HOA Import Export Trading Company */

:root {
  --color-bg: #09090c;
  --color-surface: rgba(20, 20, 26, 0.7);
  --color-surface-hover: rgba(30, 30, 40, 0.95);
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-glow: rgba(138, 43, 226, 0.3);
  
  --color-primary: #8a2be2; /* Electric Violet */
  --color-primary-rgb: 138, 43, 226;
  --color-secondary: #00d2ff; /* Electric Cyan */
  --color-secondary-rgb: 0, 210, 255;
  
  --color-text-main: #f3f4f6;
  --color-text-muted: #9ca3af;
  --color-text-inverse: #09090c;
  
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 12px 32px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 25px rgba(138, 43, 226, 0.25);
  --shadow-glow-cyan: 0 0 25px rgba(0, 210, 255, 0.2);
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 9999px;
  
  --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* -- Reset & Globals -- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: 'Be Vietnam Pro', sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
  background: rgba(138, 43, 226, 0.3);
  border-radius: var(--radius-pill);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* -- Background Glow Orbs -- */
.glow-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.15;
}

.orb-1 {
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, var(--color-primary) 0%, transparent 80%);
  top: -10%;
  right: -10%;
  animation: floatOrb1 20s infinite alternate;
}

.orb-2 {
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, var(--color-secondary) 0%, transparent 80%);
  bottom: -20%;
  left: -20%;
  animation: floatOrb2 25s infinite alternate;
}

@keyframes floatOrb1 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-10%, 10%) scale(1.2); }
}

@keyframes floatOrb2 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(15%, -15%) scale(1.1); }
}

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

.text-gradient {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* -- Sections Header Common -- */
.section-header {
  text-align: center;
  margin-bottom: 70px;
  position: relative;
}

.sub-title {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-secondary);
  margin-bottom: 12px;
  border: 1px solid rgba(0, 210, 255, 0.2);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: rgba(0, 210, 255, 0.05);
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 20px;
  position: relative;
  background: linear-gradient(180deg, #ffffff 50%, #888888 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-desc {
  max-width: 600px;
  margin: 0 auto;
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

/* -- Floating Glass Navigation -- */
.floating-nav {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  width: 92%;
  max-width: 1100px;
  background: rgba(13, 13, 18, 0.65);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  z-index: 1000;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  transition: var(--transition);
}

.floating-nav.scrolled {
  top: 12px;
  width: 95%;
  background: rgba(9, 9, 12, 0.9);
  border-color: rgba(138, 43, 226, 0.25);
  box-shadow: var(--shadow-glow);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 24px;
}

.logo {
  font-weight: 900;
  font-size: 1.4rem;
  color: var(--color-text-main);
  text-decoration: none;
  letter-spacing: -1px;
  display: flex;
  align-items: center;
}

.logo-accent {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-right: 4px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 28px;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  padding: 6px 4px;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text-main);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-primary));
  border-radius: var(--radius-pill);
  transition: var(--transition);
}

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

.btn-nav-zalo {
  text-decoration: none;
  background: linear-gradient(135deg, #0072ff 0%, #00c6ff 100%);
  color: #ffffff;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 15px rgba(0, 114, 255, 0.3);
  transition: var(--transition);
}

.btn-nav-zalo:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 114, 255, 0.5);
}

.menu-toggle {
  display: none;
  color: var(--color-text-main);
  font-size: 1.4rem;
  cursor: pointer;
}

/* -- Hero Section -- */
.hero-section {
  height: 100vh;
  min-height: 700px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 24px;
  position: relative;
  background: radial-gradient(circle at center, rgba(138, 43, 226, 0.05) 0%, transparent 70%);
}

.badge-glow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(138, 43, 226, 0.1);
  border: 1px solid rgba(138, 43, 226, 0.25);
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  color: var(--color-text-main);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 28px;
  box-shadow: var(--shadow-glow);
  animation: glowPulse 3s infinite alternate;
}

@keyframes glowPulse {
  0% { box-shadow: 0 0 10px rgba(138, 43, 226, 0.1); }
  100% { box-shadow: 0 0 25px rgba(138, 43, 226, 0.3); }
}

.hero-title {
  font-size: clamp(2.8rem, 6vw, 5.2rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 24px;
  color: #ffffff;
}

.hero-subtitle {
  max-width: 800px;
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--color-text-muted);
  margin-bottom: 44px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 20px;
}

.btn-primary {
  text-decoration: none;
  background: linear-gradient(135deg, var(--color-primary) 0%, #581c87 100%);
  color: #ffffff;
  padding: 16px 36px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 1.05rem;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: var(--shadow-glow);
  transition: var(--transition);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 30px rgba(138, 43, 226, 0.4);
}

.btn-secondary {
  text-decoration: none;
  background: rgba(255, 255, 255, 0.04);
  color: #ffffff;
  padding: 16px 36px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 1.05rem;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-3px);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  opacity: 0.7;
}

.mouse-wheel {
  width: 20px;
  height: 32px;
  border: 2px solid var(--color-text-muted);
  border-radius: 12px;
  position: relative;
}

.mouse-wheel::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background-color: var(--color-text-muted);
  border-radius: 2px;
  animation: scrollMouse 1.5s infinite;
}

@keyframes scrollMouse {
  0% { top: 6px; opacity: 1; }
  100% { top: 18px; opacity: 0; }
}

/* -- Showcase Section (Alternating) -- */
.showcase-section {
  padding: 120px 0;
  position: relative;
  background: linear-gradient(180deg, transparent 0%, rgba(9,9,12,0.6) 100%);
}

.showcase-item {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 80px;
  margin-bottom: 120px;
}

.showcase-item:last-child {
  margin-bottom: 0;
}

.showcase-item.reverse {
  grid-template-columns: 0.9fr 1.1fr;
}

.showcase-item.reverse .showcase-content {
  grid-order: 2;
  order: 2;
}

.showcase-item.reverse .showcase-image-wrapper {
  grid-order: 1;
  order: 1;
}

.showcase-content {
  position: relative;
}

.item-number {
  display: block;
  font-size: 5rem;
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, transparent 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  position: absolute;
  top: -60px;
  left: -10px;
  z-index: -1;
}

.item-category {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-primary);
  letter-spacing: 2px;
  margin-bottom: 12px;
  display: block;
}

.showcase-content h3 {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 20px;
  color: #ffffff;
}

.showcase-content p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 30px;
  line-height: 1.7;
}

.showcase-specs {
  display: flex;
  gap: 12px;
  margin-bottom: 30px;
}

.spec-tag {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-main);
}

.spec-tag i {
  color: var(--color-secondary);
}

.btn-link {
  text-decoration: none;
  color: var(--color-secondary);
  font-weight: 700;
  font-size: 1.05rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-link:hover {
  gap: 12px;
  color: #ffffff;
}

.showcase-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: rgba(20, 20, 30, 0.4);
  box-shadow: var(--shadow-md);
}

.showcase-image-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(0, 210, 255, 0.08) 0%, transparent 70%);
  z-index: 1;
}

.showcase-img {
  width: 100%;
  height: auto;
  display: block;
  z-index: 2;
  position: relative;
  transition: var(--transition);
  filter: drop-shadow(0 12px 24px rgba(0, 210, 255, 0.2));
}

.showcase-image-wrapper:hover .showcase-img {
  transform: scale(1.06) translateY(-8px);
  filter: drop-shadow(0 24px 40px rgba(138, 43, 226, 0.5));
}

/* -- Catalog Section (Tabs + Grid) -- */
.catalog-section {
  padding: 100px 0;
  background: rgba(13, 13, 18, 0.4);
}

.catalog-tabs {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 50px;
}

.tab-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.tab-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
}

.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  cursor: pointer;
  opacity: 1;
  transform: scale(1);
}

.product-card.hidden {
  display: none;
}

.product-card:hover {
  transform: translateY(-8px);
  background: var(--color-surface-hover);
  border-color: var(--color-border-glow);
  box-shadow: var(--shadow-glow);
}

.product-card-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.product-img-holder {
  width: 100%;
  height: 240px;
  background: linear-gradient(135deg, rgba(20, 20, 26, 0.8) 0%, rgba(9, 9, 12, 0.9) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  border-bottom: 1px solid var(--color-border);
}

.product-img-holder img {
  max-width: 80%;
  max-height: 80%;
  object-fit: contain;
  transition: var(--transition);
  filter: drop-shadow(0 8px 16px rgba(0, 210, 255, 0.15));
}

.product-card:hover .product-img-holder img {
  transform: scale(1.1) translateY(-6px);
  filter: drop-shadow(0 16px 28px rgba(138, 43, 226, 0.45));
}

.category-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(9, 9, 12, 0.7);
  border: 1px solid var(--color-border);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-secondary);
  backdrop-filter: blur(8px);
}

.product-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-card-body h4 {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 10px;
  color: #ffffff;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 3.2em;
}

.short-desc {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 3em;
}

.product-card-footer {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 16px;
}

.price-contact {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-secondary);
}

.btn-view-detail {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 4px;
}

.product-card:hover .btn-view-detail {
  color: #ffffff;
}

/* -- About Section -- */
.about-section {
  padding: 120px 0;
  background: radial-gradient(circle at right, rgba(138, 43, 226, 0.04) 0%, transparent 60%);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 70px;
  align-items: center;
}

.about-image-wrap {
  position: relative;
}

.about-img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  display: block;
}

.about-stats-card {
  position: absolute;
  bottom: -25px;
  right: -25px;
  background: rgba(13, 13, 18, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 24px 32px;
  display: flex;
  gap: 24px;
  align-items: center;
  box-shadow: var(--shadow-glow);
}

.stat-item {
  text-align: center;
}

.stat-num {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1.2;
}

.stat-lbl {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 1px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
}

.about-info-content .sub-title {
  margin-bottom: 16px;
}

.about-title {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 24px;
  color: #ffffff;
}

.about-lead {
  font-size: 1.15rem;
  color: var(--color-secondary);
  font-weight: 500;
  margin-bottom: 20px;
  line-height: 1.6;
}

.about-text {
  color: var(--color-text-muted);
  margin-bottom: 35px;
  line-height: 1.7;
}

.corporate-details-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 35px;
}

.corp-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.corp-icon {
  width: 44px;
  height: 44px;
  background: rgba(138, 43, 226, 0.1);
  border: 1px solid rgba(138, 43, 226, 0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.corp-text {
  display: flex;
  flex-direction: column;
}

.corp-text strong {
  font-size: 0.95rem;
  color: #ffffff;
}

.corp-text span {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.value-badges {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--color-border);
  padding-top: 28px;
}

.badge-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  flex: 1;
}

.badge-item i {
  font-size: 1.5rem;
  color: var(--color-secondary);
}

.badge-item span {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

/* -- Footer & Contact Section -- */
.modern-footer {
  padding: 100px 0 30px;
  background: linear-gradient(180deg, rgba(9,9,12,0) 0%, rgba(5,5,7,0.95) 100%);
  border-top: 1px solid var(--color-border);
  position: relative;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-bottom: 70px;
}

.footer-contact-info .sub-title {
  margin-bottom: 16px;
}

.footer-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 20px;
  color: #ffffff;
}

.footer-desc {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1.6;
  margin-bottom: 35px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 40px;
}

.contact-line {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.contact-line i {
  color: var(--color-secondary);
  font-size: 1.3rem;
  margin-top: 4px;
}

.contact-line strong {
  font-size: 1rem;
  color: #ffffff;
  display: block;
  margin-bottom: 4px;
}

.contact-line span,
.contact-link {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  text-decoration: none;
  line-height: 1.6;
}

.contact-link {
  color: var(--color-secondary);
  font-weight: 600;
  transition: var(--transition);
}

.contact-link:hover {
  text-decoration: underline;
  color: #ffffff;
}

/* Zalo Floating CTA Block */
.zalo-floating-cta {
  text-decoration: none;
  background: linear-gradient(135deg, #0068ff 0%, #0088ff 100%);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 16px 24px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: 0 8px 30px rgba(0, 104, 255, 0.4);
  transition: var(--transition);
}

.zalo-floating-cta:hover {
  transform: translateY(-4px);
  box-shadow: 0 15px 40px rgba(0, 104, 255, 0.6);
}

.zalo-icon-pulse {
  width: 46px;
  height: 46px;
  background: #ffffff;
  color: #0068ff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  animation: pulsezalo 2s infinite;
}

@keyframes pulsezalo {
  0% { box-shadow: 0 0 0 0 rgba(255,255,255,0.7); }
  70% { box-shadow: 0 0 0 10px rgba(255,255,255,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,255,255,0); }
}

.zalo-cta-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.zalo-cta-text strong {
  color: #ffffff;
  font-size: 1.05rem;
}

.zalo-cta-text span {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.85rem;
}

/* Interactive Form & Map Container */
.footer-interactive-box {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.form-wrapper {
  background: rgba(20, 20, 26, 0.6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.form-wrapper h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: #ffffff;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group:last-of-type {
  margin-bottom: 24px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.form-group input,
.form-group textarea {
  background: rgba(9, 9, 12, 0.8);
  border: 1px solid var(--color-border);
  color: #ffffff;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 10px rgba(138, 43, 226, 0.3);
}

.btn-submit {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
  color: #ffffff;
  border: none;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition);
  width: 100%;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.map-wrapper {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

/* Footer Bottom */
.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.copyright-text p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.copyright-text p:last-child {
  margin-bottom: 0;
}

.license-info {
  font-size: 0.8rem !important;
  opacity: 0.7;
}

.scroll-to-top {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  text-decoration: none;
  transition: var(--transition);
}

.scroll-to-top:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

/* -- Product Details Modal Overlay -- */
.product-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(9, 9, 12, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.product-modal.active {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  background: rgba(20, 20, 26, 0.95);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-glow);
  transform: scale(0.9);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-modal.active .modal-content {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 2.2rem;
  color: var(--color-text-muted);
  cursor: pointer;
  z-index: 10;
  line-height: 1;
  transition: var(--transition);
}

.modal-close:hover {
  color: #ffffff;
  transform: rotate(90deg);
}

.modal-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  padding: 40px;
}

.modal-img-wrap {
  width: 100%;
  height: 350px;
  background: linear-gradient(135deg, rgba(20, 20, 26, 0.8) 0%, rgba(9, 9, 12, 0.9) 100%);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.modal-img-wrap img {
  max-width: 85%;
  max-height: 85%;
  object-fit: contain;
}

.modal-details-info {
  display: flex;
  flex-direction: column;
}

.modal-badge {
  align-self: flex-start;
  background: rgba(0, 210, 255, 0.1);
  border: 1px solid rgba(0, 210, 255, 0.25);
  color: var(--color-secondary);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.modal-details-info h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: 16px;
}

.modal-desc {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 24px;
}

.modal-specs-box {
  background: rgba(9, 9, 12, 0.5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 28px;
}

.modal-specs-box h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #ffffff;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding-bottom: 8px;
}

.modal-specs-box ul {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.modal-specs-box li {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  display: flex;
  gap: 8px;
}

.modal-specs-box li::before {
  content: '✦';
  color: var(--color-primary);
}

.modal-actions {
  display: flex;
  gap: 16px;
  margin-top: auto;
}

.btn-modal-zalo {
  flex-grow: 1;
  text-decoration: none;
  background: linear-gradient(135deg, #0068ff 0%, #0088ff 100%);
  color: #ffffff;
  padding: 14px 24px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 15px rgba(0, 104, 255, 0.3);
  transition: var(--transition);
}

.btn-modal-zalo:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 104, 255, 0.5);
}

.btn-modal-close-action {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
  color: #ffffff;
  padding: 14px 24px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
}

.btn-modal-close-action:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* -- Toast Notifications -- */
.toast-container {
  position: fixed;
  top: 40px;
  right: 40px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.toast {
  background: rgba(20, 20, 26, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-md);
  min-width: 320px;
  transform: translateX(120%);
  transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.show {
  transform: translateX(0);
}

.toast.success {
  border-left: 4px solid #10b981;
}

.toast.error {
  border-left: 4px solid #ef4444;
}

.toast-icon {
  font-size: 1.25rem;
}

.toast.success .toast-icon {
  color: #10b981;
}

.toast.error .toast-icon {
  color: #ef4444;
}

.toast-message {
  font-size: 0.95rem;
  font-weight: 600;
  color: #ffffff;
}

/* -- Mobile Responsive Styles -- */
@media (max-width: 1024px) {
  .showcase-item,
  .showcase-item.reverse {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  
  .showcase-item.reverse .showcase-content {
    order: unset;
  }
  
  .showcase-item.reverse .showcase-image-wrapper {
    order: unset;
  }
  
  .showcase-content {
    max-width: 600px;
    margin: 0 auto;
  }
  
  .showcase-specs {
    justify-content: center;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }
  
  .about-image-wrap {
    max-width: 500px;
    margin: 0 auto;
  }
  
  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .nav-links {
    position: absolute;
    top: 70px;
    left: 24px;
    right: 24px;
    background: rgba(13, 13, 18, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    flex-direction: column;
    padding: 30px;
    gap: 20px;
    align-items: center;
    transform: translateY(-150%);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
    box-shadow: 0 15px 45px rgba(0,0,0,0.5);
  }
  
  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  
  .btn-nav-zalo {
    display: none; /* Hide in mobile nav bar, keep footer CTAs */
  }
  
  .hero-actions {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
  }
  
  .hero-actions a {
    width: 100%;
    justify-content: center;
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  
  .modal-grid {
    grid-template-columns: 1fr;
    padding: 24px;
    gap: 24px;
  }
  
  .modal-img-wrap {
    height: 250px;
  }
  
  .modal-actions {
    flex-direction: column;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 20px;
  }
  
  .about-stats-card {
    padding: 16px 20px;
    gap: 16px;
    bottom: -15px;
    right: -15px;
  }
}

/* -- Contact Reveal & Hidden Detail Styles -- */
.hidden-detail-container {
  display: inline-flex;
  align-items: center;
}

.btn-show-owner-detail {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-secondary);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 6px;
}

.btn-show-owner-detail:hover {
  background: rgba(0, 210, 255, 0.1);
  border-color: rgba(0, 210, 255, 0.3);
  color: #ffffff;
}

.owner-detail-value {
  color: var(--color-text-main) !important;
  font-size: 0.95rem;
}

.contact-reveal-box {
  margin-top: 15px;
  margin-bottom: 25px;
}

.btn-reveal-contact {
  background: linear-gradient(135deg, rgba(138, 43, 226, 0.15) 0%, rgba(0, 210, 255, 0.05) 100%);
  border: 1px solid rgba(138, 43, 226, 0.3);
  color: #ffffff;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(138, 43, 226, 0.1);
}

.btn-reveal-contact:hover {
  transform: translateY(-2px);
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-glow-cyan);
  background: linear-gradient(135deg, rgba(138, 43, 226, 0.25) 0%, rgba(0, 210, 255, 0.15) 100%);
}

.hidden-contact-fields {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 40px;
}