/* ==========================================================================
   VERONA - MODERN VIBRANT ITALIAN LUXURY ARCHITECTURAL PAINT
   Enhanced Modern Aesthetic, Dynamic Animations & Vibrant Color System
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Variables & Vibrant Color Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Core Italian Heritage & Official VERONA Spectrum Palettes */
  --color-verona-navy: #191854;
  --color-verona-navy-deep: #0e0e33;
  --color-verona-navy-soft: #23226d;
  --color-wine: #762B35;
  --color-wine-glow: rgba(118, 43, 53, 0.45);
  --color-terracotta: #C85A32;
  --color-terracotta-glow: rgba(200, 90, 50, 0.4);
  --color-amalfi-blue: #1D6A96;
  --color-amalfi-teal: #2BA8A0;
  --color-tuscan-sun: #E5A93C;
  --color-tuscan-lemon: #F2C94C;
  --color-murano-emerald: #2A7B6D;
  --color-verona-violet: #725A7A;
  --color-olive: #5B6B48;
  --color-champagne: #D4AF37;
  --color-champagne-light: #F4E7C5;

  /* Vibrant Spectrum (from Official Logo wave & Italian flag) */
  --color-spectrum-cyan: #00B8F4;
  --color-spectrum-teal: #00BA94;
  --color-spectrum-green: #00C853;
  --color-spectrum-lime: #76D218;
  --color-spectrum-gold: #FFB800;
  --color-spectrum-orange: #FF6600;
  --color-spectrum-red: #E5243B;
  --color-spectrum-magenta: #D91A6D;
  --color-spectrum-glow: rgba(0, 184, 244, 0.5);

  /* Surfaces & Neutrals */
  --color-bg: #FAF9F6;
  --color-bg-pure: #FFFFFF;
  --color-bg-dark: #101026;
  --color-bg-dark-card: rgba(25, 24, 84, 0.85);
  --color-charcoal: #191854;
  --color-charcoal-soft: #2d2c6b;
  --color-text-main: #1C1B33;
  --color-text-muted: #5C5B72;
  --color-border: rgba(25, 24, 84, 0.1);
  --color-border-glow: rgba(0, 184, 244, 0.35);

  /* Modern Vibrant Gradients */
  --grad-verona-spectrum: linear-gradient(135deg, #00B8F4 0%, #00BA94 22%, #FFB800 48%, #FF6600 74%, #E5243B 100%);
  --grad-spectrum-horizontal: linear-gradient(90deg, #00B8F4 0%, #00BA94 25%, #FFB800 50%, #FF6600 75%, #E5243B 100%);
  --grad-spectrum-glow: radial-gradient(circle, rgba(0, 184, 244, 0.45) 0%, rgba(255, 102, 0, 0.35) 50%, rgba(229, 36, 59, 0.3) 100%);
  --grad-verona-royal: linear-gradient(135deg, #191854 0%, #292882 50%, #10103A 100%);
  --grad-sunset: linear-gradient(135deg, #FF6600 0%, #E5243B 50%, #762B35 100%);
  --grad-amalfi: linear-gradient(135deg, #00B8F4 0%, #00BA94 50%, #FFB800 100%);
  --grad-royal: linear-gradient(135deg, #191854 0%, #725A7A 50%, #D4AF37 100%);
  --grad-aurora: linear-gradient(135deg, rgba(0, 184, 244, 0.16) 0%, rgba(0, 186, 148, 0.14) 25%, rgba(255, 184, 0, 0.15) 50%, rgba(255, 102, 0, 0.16) 75%, rgba(229, 36, 59, 0.16) 100%);
  --grad-dark-mesh: radial-gradient(at 0% 0%, rgba(0, 184, 244, 0.45) 0px, transparent 50%),
                    radial-gradient(at 100% 0%, rgba(255, 102, 0, 0.45) 0px, transparent 50%),
                    radial-gradient(at 100% 100%, rgba(229, 36, 59, 0.45) 0px, transparent 50%),
                    radial-gradient(at 0% 100%, rgba(0, 186, 148, 0.45) 0px, transparent 50%);

  /* Typography */
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Shadows & Dynamic Glow */
  --shadow-sm: 0 4px 15px rgba(25, 24, 84, 0.06);
  --shadow-card: 0 12px 35px rgba(25, 24, 84, 0.08);
  --shadow-hover: 0 22px 50px rgba(25, 24, 84, 0.16);
  --shadow-glow-spectrum: 0 10px 30px rgba(0, 184, 244, 0.35), 0 4px 15px rgba(255, 102, 0, 0.25);
  --shadow-glow-wine: 0 10px 30px rgba(229, 36, 59, 0.35);
  --shadow-glow-gold: 0 10px 30px rgba(255, 184, 0, 0.4);

  /* Layout */
  --container-max: 1320px;
  --header-height: 84px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --radius-pill: 9999px;

  /* Animation Timings */
  --trans-fast: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --trans-smooth: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  --trans-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --------------------------------------------------------------------------
   2. Reset & Global Background Effects
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Ambient Moving Aura Spheres */
.ambient-glow-wrapper {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.45;
  mix-blend-mode: multiply;
  animation: floatOrb 22s ease-in-out infinite alternate;
}

.glow-orb-1 {
  width: 580px;
  height: 580px;
  background: radial-gradient(circle, #00B8F4 0%, #00BA94 100%);
  top: -120px;
  right: -100px;
  animation-duration: 24s;
}

.glow-orb-2 {
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, #FFB800 0%, #FF6600 100%);
  top: 35%;
  left: -180px;
  animation-duration: 28s;
  animation-delay: -5s;
}

.glow-orb-3 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #E5243B 0%, #191854 100%);
  bottom: -150px;
  right: 15%;
  animation-duration: 20s;
  animation-delay: -10s;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1) rotate(0deg); }
  50% { transform: translate(50px, 70px) scale(1.1) rotate(60deg); }
  100% { transform: translate(-40px, -50px) scale(0.95) rotate(-30deg); }
}

/* Scroll Progress Bar at the top - Verona Vibrant Spectrum */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 4.5px;
  background: var(--grad-spectrum-horizontal);
  z-index: 9999;
  width: 0%;
  box-shadow: 0 0 16px rgba(0, 184, 244, 0.9), 0 0 25px rgba(229, 36, 59, 0.6);
  transition: width 0.1s linear;
}

/* --------------------------------------------------------------------------
   3. Typography & Vibrant Highlights
   -------------------------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.15;
  color: var(--color-charcoal);
  letter-spacing: -0.015em;
}

h1 { font-size: clamp(2.6rem, 6vw, 4.8rem); }
h2 { font-size: clamp(2.1rem, 4.2vw, 3.4rem); }
h3 { font-size: clamp(1.4rem, 2.3vw, 1.95rem); }

.gradient-text {
  background: var(--grad-verona-spectrum);
  background-size: 150% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  font-weight: 700;
}

.gradient-text-amalfi {
  background: var(--grad-amalfi);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--color-spectrum-orange);
  margin-bottom: 1.15rem;
}

.eyebrow::before {
  content: '';
  width: 28px;
  height: 3px;
  background: var(--grad-spectrum-horizontal);
  border-radius: 4px;
}

.eyebrow.on-dark {
  color: var(--color-spectrum-cyan);
}

.eyebrow.on-dark::before {
  background: var(--grad-verona-spectrum);
}

/* --------------------------------------------------------------------------
   4. Layout Utilities
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(1.25rem, 4vw, 2.5rem);
  padding-right: clamp(1.25rem, 4vw, 2.5rem);
  position: relative;
  z-index: 2;
}

.section-padding {
  padding-top: clamp(5rem, 9.5vw, 8.5rem);
  padding-bottom: clamp(5rem, 9.5vw, 8.5rem);
}

.section-header {
  margin-bottom: clamp(3rem, 5.5vw, 4.5rem);
}

.section-header.text-center {
  text-align: center;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.section-desc {
  font-size: 1.12rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-top: 1.15rem;
}

.grid {
  display: grid;
  gap: 2rem;
}

/* --------------------------------------------------------------------------
   5. Buttons & Glowing Interactive Micro-Effects
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 2.2rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  border-radius: var(--radius-pill);
  transition: all var(--trans-smooth);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  z-index: 1;
}

.btn-primary {
  background: var(--grad-verona-spectrum);
  background-size: 200% 200%;
  color: #FFFFFF;
  border: none;
  box-shadow: 0 10px 28px rgba(255, 102, 0, 0.4), 0 4px 14px rgba(0, 184, 244, 0.3);
  animation: gradientShift 6s ease infinite;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 16px 38px rgba(229, 36, 59, 0.48), 0 6px 18px rgba(0, 184, 244, 0.4);
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.35), transparent);
  transition: left 0.7s ease;
  z-index: 2;
}

.btn-primary:hover::after {
  left: 100%;
}

.btn-secondary {
  background: #FFFFFF;
  color: var(--color-charcoal);
  border: 1.5px solid var(--color-charcoal);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--color-charcoal);
  color: #FFFFFF;
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.btn-ghost-light {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(12px);
  color: #FFFFFF;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.btn-ghost-light:hover {
  background: #FFFFFF;
  color: var(--color-charcoal);
  border-color: #FFFFFF;
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 30px rgba(255, 255, 255, 0.25);
}

.btn-glow-gold {
  background: linear-gradient(135deg, #FFB800 0%, #FF6600 100%);
  color: #FFFFFF;
  font-weight: 800;
  box-shadow: var(--shadow-glow-gold);
}

.btn-glow-gold:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 15px 35px rgba(255, 102, 0, 0.5);
}

.btn-icon {
  width: 18px;
  height: 18px;
  transition: transform var(--trans-fast);
}

.btn:hover .btn-icon {
  transform: translateX(5px);
}

/* --------------------------------------------------------------------------
   6. Header & Navigation (Frosted Glass & Color Accents)
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: all var(--trans-smooth);
}

.site-header.transparent-mode {
  background: linear-gradient(180deg, rgba(16, 16, 38, 0.85) 0%, rgba(16, 16, 38, 0) 100%);
  color: #FFFFFF;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 10px 30px rgba(25, 24, 84, 0.08);
  color: var(--color-charcoal);
  height: 74px;
  border-bottom: 2px solid transparent;
  border-image: var(--grad-spectrum-horizontal) 1;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  line-height: 1;
  position: relative;
}

.brand-logo-img {
  height: 48px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  transition: transform var(--trans-fast), filter var(--trans-fast);
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
}

.brand-logo:hover .brand-logo-img {
  transform: scale(1.05);
}

/* Light / Dark Logo Switching for transparent vs scrolled header */
.brand-logo-img.logo-dark {
  display: none;
}

.brand-logo-img.logo-light {
  display: block;
}

.site-header.scrolled .brand-logo-img.logo-light {
  display: none;
}

.site-header.scrolled .brand-logo-img.logo-dark {
  display: block;
  filter: drop-shadow(0 2px 6px rgba(25, 24, 84, 0.15));
}

.brand-logo-text {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  color: #FFFFFF;
  text-indent: 0.28em;
  transition: color var(--trans-fast);
}

.site-header.scrolled .brand-logo-text {
  color: var(--color-verona-navy);
}

.brand-logo-tagline {
  font-size: 0.6rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-spectrum-cyan);
  margin-top: 3px;
  transition: color var(--trans-fast);
}

.site-header.scrolled .brand-logo-tagline {
  color: var(--color-spectrum-orange);
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 1.85rem;
}

.nav-link {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #FFFFFF;
  padding: 0.6rem 0;
  position: relative;
  transition: color var(--trans-fast);
}

.site-header.scrolled .nav-link {
  color: var(--color-charcoal);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--grad-sunset);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--trans-smooth);
  border-radius: 2px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-tuscan-sun);
}

.site-header.scrolled .nav-link:hover,
.site-header.scrolled .nav-link.active {
  color: var(--color-wine);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Dropdown */
.has-dropdown {
  position: relative;
}

.has-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: -1rem;
  min-width: 270px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  padding: 1rem 0;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-hover);
  border: 1px solid rgba(212, 175, 55, 0.25);
  opacity: 0;
  visibility: hidden;
  transform: translateY(15px);
  transition: all var(--trans-smooth);
}

.dropdown-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.75rem;
  font-size: 0.9rem;
  color: var(--color-charcoal);
  font-weight: 500;
  transition: all var(--trans-fast);
}

.dropdown-link:hover {
  background: var(--grad-aurora);
  color: var(--color-wine);
  padding-left: 2rem;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 32px;
  height: 22px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1002;
}

.mobile-toggle span {
  display: block;
  width: 100%;
  height: 2.5px;
  background-color: #FFFFFF;
  border-radius: 4px;
  transition: all var(--trans-smooth);
}

.site-header.scrolled .mobile-toggle span {
  background-color: var(--color-charcoal);
}

.mobile-toggle.is-active span:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
  background-color: var(--color-wine);
}

.mobile-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.is-active span:nth-child(3) {
  transform: translateY(-10px) rotate(-45deg);
  background-color: var(--color-wine);
}

/* Mobile Drawer */
.mobile-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(22, 21, 20, 0.75);
  backdrop-filter: blur(10px);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--trans-smooth);
}

.mobile-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 85%;
  max-width: 400px;
  height: 100vh;
  background: #FAF8F5;
  z-index: 1001;
  padding: 5.5rem 2.25rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: -15px 0 40px rgba(0, 0, 0, 0.25);
  transition: right var(--trans-smooth);
  overflow-y: auto;
}

.mobile-nav-drawer.is-open {
  right: 0;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-nav-link {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  color: var(--color-charcoal);
  transition: color var(--trans-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--color-wine);
}

.mobile-subnav {
  padding-left: 1.25rem;
  margin-top: 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  border-left: 2px solid var(--color-terracotta);
}

.mobile-subnav-link {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   7. Hero Section - Italian Grandeur & Vibrant Glow
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  background-color: var(--color-bg-dark);
  color: #FFFFFF;
  overflow: hidden;
}

.hero-bg-media {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-bg-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  transform: scale(1.05);
  animation: heroPulse 20s infinite alternate ease-in-out;
}

@keyframes heroPulse {
  0% { transform: scale(1.01); filter: brightness(1.02) contrast(1.03); }
  100% { transform: scale(1.06); filter: brightness(1.08) contrast(1.05); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  /* Lớp phủ chuyển sắc trong trẻo, giữ trọn ánh sáng mặt trời tự nhiên cho biệt thự */
  background: linear-gradient(
    90deg,
    rgba(14, 18, 48, 0.65) 0%,
    rgba(14, 18, 48, 0.42) 42%,
    rgba(14, 18, 48, 0.10) 72%,
    rgba(14, 18, 48, 0.02) 100%
  ),
  linear-gradient(
    180deg,
    rgba(10, 14, 38, 0.42) 0%,
    transparent 35%,
    rgba(10, 14, 38, 0.25) 80%,
    rgba(10, 14, 38, 0.65) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 860px;
  padding-top: 3.5rem;
  padding-bottom: 5rem;
}

.hero-brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
  padding: 0.5rem 1.25rem;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(212, 175, 55, 0.4);
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.hero-brand-badge span {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-champagne-light);
}

.hero-title-en {
  position: relative;
  display: inline-block;
  margin-bottom: 1.5rem;
}

/* Quầng sáng tỏa cực sáng phía sau tiêu đề - Trắng pha lê, Vàng kim Champagne & Xanh thiên thanh */
.hero-title-en::before {
  content: '';
  position: absolute;
  inset: -35% -25%;
  background: radial-gradient(
    ellipse 70% 60% at 50% 50%,
    rgba(255, 255, 255, 0.98) 0%,
    rgba(255, 235, 120, 0.85) 25%,
    rgba(0, 220, 255, 0.65) 55%,
    rgba(105, 240, 174, 0.45) 75%,
    transparent 90%
  );
  filter: blur(36px);
  z-index: 0;
  pointer-events: none;
  animation: haloBreathing 6s ease-in-out infinite alternate;
}

/* Điểm sáng cực quang ở tâm chữ - Trắng tinh khiết & Vàng kim ấm */
.hero-title-en::after {
  content: '';
  position: absolute;
  inset: -15% -10%;
  background: radial-gradient(
    ellipse 60% 45% at 50% 50%,
    rgba(255, 255, 255, 0.98) 0%,
    rgba(255, 240, 160, 0.85) 35%,
    rgba(150, 235, 255, 0.5) 65%,
    transparent 85%
  );
  filter: blur(20px);
  z-index: 0;
  pointer-events: none;
  animation: corePulsate 4.5s ease-in-out infinite alternate;
}

@keyframes haloBreathing {
  0% {
    transform: scale(0.96);
    opacity: 0.9;
    filter: blur(34px);
  }
  50% {
    transform: scale(1.08) translate(6px, -3px);
    opacity: 1;
    filter: blur(42px);
  }
  100% {
    transform: scale(0.98) translate(-5px, 3px);
    opacity: 0.92;
    filter: blur(36px);
  }
}

@keyframes corePulsate {
  0% {
    opacity: 0.85;
    transform: scale(0.98);
  }
  100% {
    opacity: 1;
    transform: scale(1.06);
  }
}

.hero-title-silk {
  display: inline-block;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(3.2rem, 7.5vw, 6.2rem);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: 0.02em;
  text-transform: none;
  /* Dải màu lụa thanh khiết: Trắng ngọc trai -> Vàng Champagne -> Xanh thiên thanh -> Ngọc lục bảo (Không đỏ) */
  background: linear-gradient(
    125deg,
    #FFFFFF 0%,
    #FFF9E6 20%,
    #FFE082 40%,
    #FFD54F 60%,
    #40C4FF 82%,
    #69F0AE 100%
  );
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: silkWaveFlow 8s ease-in-out infinite alternate;
  /* Quầng sáng đa tầng trắng pha lê & vàng champagne, hoàn toàn không gắt đỏ */
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 1))
          drop-shadow(0 0 20px rgba(255, 255, 255, 0.95))
          drop-shadow(0 0 40px rgba(255, 230, 90, 0.92))
          drop-shadow(0 0 75px rgba(0, 220, 255, 0.75))
          drop-shadow(0 0 120px rgba(105, 240, 174, 0.6))
          drop-shadow(0 8px 24px rgba(10, 12, 35, 0.85));
  position: relative;
  z-index: 1;
  transition: all var(--trans-smooth);
}

.hero-title-silk:hover {
  filter: drop-shadow(0 0 12px rgba(255, 255, 255, 1))
          drop-shadow(0 0 28px rgba(255, 255, 255, 1))
          drop-shadow(0 0 55px rgba(255, 235, 100, 1))
          drop-shadow(0 0 95px rgba(0, 225, 255, 0.9))
          drop-shadow(0 0 145px rgba(105, 240, 174, 0.75))
          drop-shadow(0 10px 30px rgba(10, 12, 35, 0.9));
  transform: translateY(-2px) scale(1.015);
}

@keyframes silkWaveFlow {
  0% {
    background-position: 0% 50%;
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 1))
            drop-shadow(0 0 20px rgba(255, 255, 255, 0.95))
            drop-shadow(0 0 40px rgba(255, 230, 90, 0.92))
            drop-shadow(0 0 75px rgba(0, 220, 255, 0.75))
            drop-shadow(0 0 120px rgba(105, 240, 174, 0.6))
            drop-shadow(0 8px 24px rgba(10, 12, 35, 0.85));
  }
  50% {
    background-position: 100% 50%;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 1))
            drop-shadow(0 0 25px rgba(255, 255, 255, 0.95))
            drop-shadow(0 0 48px rgba(255, 240, 120, 0.95))
            drop-shadow(0 0 85px rgba(0, 225, 255, 0.85))
            drop-shadow(0 0 135px rgba(105, 240, 174, 0.7))
            drop-shadow(0 10px 28px rgba(10, 12, 35, 0.85));
  }
  100% {
    background-position: 0% 50%;
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 1))
            drop-shadow(0 0 20px rgba(255, 255, 255, 0.95))
            drop-shadow(0 0 40px rgba(255, 230, 90, 0.92))
            drop-shadow(0 0 75px rgba(0, 220, 255, 0.75))
            drop-shadow(0 0 120px rgba(105, 240, 174, 0.6))
            drop-shadow(0 8px 24px rgba(10, 12, 35, 0.85));
  }
}

.hero-title-vn {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 2.8vw, 2.3rem);
  font-style: italic;
  font-weight: 400;
  color: var(--color-champagne-light);
  margin-bottom: 1.5rem;
}

.hero-desc {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  color: rgba(255, 255, 255, 0.9);
  max-width: 660px;
  line-height: 1.85;
  margin-bottom: 2.75rem;
  text-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

.scroll-mouse {
  width: 22px;
  height: 34px;
  border: 2px solid rgba(255, 255, 255, 0.6);
  border-radius: 12px;
  position: relative;
}

.scroll-wheel {
  width: 3px;
  height: 7px;
  background: var(--grad-sunset);
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollPulse 2s infinite;
}

/* --------------------------------------------------------------------------
   8. Highlights Strip (Vibrant 4 Core Pillars)
   -------------------------------------------------------------------------- */
.highlights-strip {
  background: #FFFFFF;
  border-top: 4px solid transparent;
  border-image: var(--grad-spectrum-horizontal) 1;
  position: relative;
  z-index: 5;
  margin-top: -3.5rem;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(25, 24, 84, 0.12), 0 0 30px rgba(0, 184, 244, 0.15);
  padding: 2.25rem 2.5rem;
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.highlight-box {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.highlight-icon-wrap {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--trans-spring), box-shadow var(--trans-fast);
}

.highlight-box:hover .highlight-icon-wrap {
  transform: scale(1.12) rotate(6deg);
}

.icon-wine {
  background: linear-gradient(135deg, rgba(0, 184, 244, 0.15) 0%, rgba(0, 186, 148, 0.2) 100%);
  color: #00B8F4;
  border: 1px solid rgba(0, 184, 244, 0.3);
  box-shadow: 0 6px 18px rgba(0, 184, 244, 0.25);
}

.icon-terracotta {
  background: linear-gradient(135deg, rgba(229, 36, 59, 0.15) 0%, rgba(255, 102, 0, 0.2) 100%);
  color: #E5243B;
  border: 1px solid rgba(229, 36, 59, 0.3);
  box-shadow: 0 6px 18px rgba(229, 36, 59, 0.25);
}

.icon-teal {
  background: linear-gradient(135deg, rgba(0, 186, 148, 0.15) 0%, rgba(118, 210, 24, 0.2) 100%);
  color: #00BA94;
  border: 1px solid rgba(0, 186, 148, 0.3);
  box-shadow: 0 6px 18px rgba(0, 186, 148, 0.25);
}

.icon-gold {
  background: linear-gradient(135deg, rgba(255, 184, 0, 0.15) 0%, rgba(255, 102, 0, 0.2) 100%);
  color: #FFB800;
  border: 1px solid rgba(255, 184, 0, 0.35);
  box-shadow: 0 6px 18px rgba(255, 184, 0, 0.25);
}

.highlight-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-verona-navy);
  margin-bottom: 0.2rem;
  font-weight: 700;
}

.highlight-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}

/* --------------------------------------------------------------------------
   9. About Section (Editorial Luxury & Textured Plaster)
   -------------------------------------------------------------------------- */
.about-section {
  background: var(--color-bg);
  position: relative;
}

.about-editorial-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.about-headline {
  font-size: clamp(2.3rem, 4.4vw, 3.6rem);
  margin-bottom: 1.75rem;
  line-height: 1.15;
}

.about-lead {
  font-size: 1.2rem;
  line-height: 1.85;
  color: var(--color-charcoal-soft);
  margin-bottom: 1.5rem;
}

.about-body {
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 2.25rem;
  font-size: 1.025rem;
}

.brand-values-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 2.5rem;
}

.value-pill {
  font-size: 0.825rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.45rem 1.15rem;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  color: var(--color-wine);
  border-radius: var(--radius-pill);
  font-weight: 700;
  box-shadow: var(--shadow-sm);
  transition: all var(--trans-fast);
}

.value-pill:hover {
  background: var(--color-wine);
  color: #FFFFFF;
  border-color: var(--color-wine);
  transform: translateY(-2px);
}

.media-composition {
  position: relative;
}

.media-card-main {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  aspect-ratio: 4/5;
}

.media-card-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--trans-smooth);
}

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

.media-card-float {
  position: absolute;
  bottom: -2.5rem;
  left: -2.5rem;
  width: 58%;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
  border: 8px solid #FFFFFF;
  aspect-ratio: 1/1;
}

.media-card-float img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--trans-smooth);
}

.media-card-float:hover img {
  transform: scale(1.08);
}

/* --------------------------------------------------------------------------
   10. Products Grid (3D Hover & Glass Cards)
   -------------------------------------------------------------------------- */
.products-section {
  background: #FFFFFF;
  position: relative;
}

.products-grid {
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2.25rem;
}

.product-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--trans-smooth);
  display: flex;
  flex-direction: column;
  position: relative;
}

.product-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 25px 50px rgba(25, 24, 84, 0.15), 0 0 25px rgba(0, 184, 244, 0.22);
  border-color: rgba(0, 184, 244, 0.45);
}

.product-media-wrapper {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background-color: var(--color-verona-navy);
}

.product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--trans-smooth);
}

.product-card:hover .product-img {
  transform: scale(1.08);
}

.product-badge {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  background: rgba(25, 24, 84, 0.88);
  backdrop-filter: blur(10px);
  color: #FFFFFF;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  padding: 0.45rem 1.15rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(0, 184, 244, 0.4);
  box-shadow: 0 4px 15px rgba(0, 184, 244, 0.25);
}

.product-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-category-name {
  font-size: 1.55rem;
  margin-bottom: 0.75rem;
  color: var(--color-verona-navy);
  transition: color var(--trans-fast);
  font-weight: 700;
}

.product-card:hover .product-category-name {
  color: var(--color-spectrum-orange);
}

.product-desc {
  font-size: 0.98rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.product-disclaimer {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-bottom: 1rem;
  display: block;
}

.product-footer {
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.btn-text {
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-spectrum-orange);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all var(--trans-fast);
}

.btn-text:hover {
  color: var(--color-spectrum-red);
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   11. Interactive Color Studio & Room Lighting Visualizer
   -------------------------------------------------------------------------- */
.color-section {
  background: var(--color-bg-dark);
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
}

.color-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-dark-mesh);
  opacity: 0.85;
  pointer-events: none;
}

/* Collection Tabs */
.collection-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  position: relative;
  z-index: 3;
}

.collection-tab-btn {
  padding: 0.65rem 1.6rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--trans-smooth);
}

.collection-tab-btn.is-active,
.collection-tab-btn:hover {
  background: var(--grad-verona-spectrum);
  border-color: transparent;
  box-shadow: 0 8px 25px rgba(255, 102, 0, 0.45), 0 3px 12px rgba(0, 184, 244, 0.35);
  transform: translateY(-2px);
  color: #FFFFFF;
}

.color-studio-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}

/* Color Swatches Grid */
.color-palette-card {
  background: rgba(30, 28, 26, 0.75);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  box-shadow: var(--shadow-card);
}

.swatches-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  margin-bottom: 2rem;
  max-height: 440px;
  overflow-y: auto;
  padding-right: 0.5rem;
}

.swatches-grid::-webkit-scrollbar {
  width: 4px;
}
.swatches-grid::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
}

.swatch-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 0.95rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  cursor: pointer;
  transition: all var(--trans-fast);
  text-align: left;
}

.swatch-item:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.swatch-item.is-selected {
  background: rgba(255, 255, 255, 0.18);
  border-color: var(--color-champagne);
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.35);
}

.swatch-circle {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  border: 2px solid rgba(255, 255, 255, 0.4);
  position: relative;
  transition: transform var(--trans-spring);
}

.swatch-item:hover .swatch-circle {
  transform: scale(1.12);
}

.swatch-item.is-selected .swatch-circle::after {
  content: '✓';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  color: #FFFFFF;
  text-shadow: 0 1px 4px rgba(0,0,0,0.8);
}

.swatch-name {
  font-size: 0.92rem;
  font-weight: 700;
  color: #FFFFFF;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}

.swatch-collection-tag {
  font-size: 0.68rem;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.05em;
  display: block;
}

.swatch-hex {
  font-size: 0.75rem;
  font-family: monospace;
  color: var(--color-champagne);
}

/* Active Color Bar */
.active-color-bar {
  background: rgba(0, 0, 0, 0.35);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.active-color-pill {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 0 14px currentColor;
}

.btn-copy-hex {
  background: var(--grad-sunset);
  color: #FFFFFF;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  box-shadow: 0 4px 15px rgba(200, 90, 50, 0.4);
}

.btn-copy-hex:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 8px 25px rgba(200, 90, 50, 0.6);
}

/* Visualizer Preview Box with Lighting Control */
.visualizer-preview-box {
  background: rgba(30, 28, 26, 0.75);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-hover);
}

/* Lighting Mode Switcher */
.lighting-controls-bar {
  padding: 1rem 1.5rem;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.lighting-label {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-champagne-light);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lighting-buttons {
  display: flex;
  gap: 0.5rem;
}

.light-btn {
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.15);
  cursor: pointer;
  transition: all var(--trans-fast);
}

.light-btn.is-active,
.light-btn:hover {
  background: #FFFFFF;
  color: var(--color-charcoal);
  border-color: #FFFFFF;
}

.visualizer-canvas-container {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background-color: #121212;
}

.visualizer-base-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: filter 0.6s ease;
}

.visualizer-tint-layer {
  position: absolute;
  inset: 0;
  background-color: #F6F3ED;
  mix-blend-mode: multiply;
  opacity: 0.5;
  pointer-events: none;
  transition: background-color 0.5s ease, opacity 0.5s ease;
}

.visualizer-overlay-info {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  background: rgba(20, 18, 16, 0.82);
  backdrop-filter: blur(14px);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.visualizer-note {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.65);
  font-style: italic;
  padding: 1rem 1.5rem;
  display: block;
  text-align: right;
}

/* --------------------------------------------------------------------------
   12. Editorial Gallery & Lightbox
   -------------------------------------------------------------------------- */
.gallery-section {
  background: var(--color-bg);
}

.editorial-gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.75rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  background-color: var(--color-charcoal);
  box-shadow: var(--shadow-card);
  transition: all var(--trans-smooth);
}

.gallery-item:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 25px 50px rgba(31, 30, 29, 0.18);
}

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

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

.gallery-overlay-hover {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(22, 21, 20, 0.9) 100%);
  opacity: 0;
  transition: opacity var(--trans-smooth);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  color: #FFFFFF;
}

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

.gallery-title {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  margin-bottom: 0.35rem;
}

.gallery-subtitle {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-tuscan-sun);
}

.item-span-7 { grid-column: span 7; aspect-ratio: 16/10; }
.item-span-5 { grid-column: span 5; aspect-ratio: 4/3; }
.item-span-4 { grid-column: span 4; aspect-ratio: 1/1; }
.item-span-8 { grid-column: span 8; aspect-ratio: 16/9; }

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(14, 13, 12, 0.96);
  backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--trans-smooth);
}

.lightbox-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.lightbox-content-box {
  position: relative;
  max-width: 92vw;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-img-wrapper {
  max-width: 100%;
  max-height: 78vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 15px 60px rgba(0,0,0,0.6);
}

.lightbox-caption-text {
  color: #FFFFFF;
  margin-top: 1.25rem;
  font-size: 1.05rem;
  text-align: center;
}

.lightbox-btn {
  position: absolute;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #FFFFFF;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--trans-fast);
  backdrop-filter: blur(8px);
}

.lightbox-btn:hover {
  background: var(--grad-sunset);
  border-color: transparent;
  transform: scale(1.1);
}

.lightbox-close { top: -3.8rem; right: 0; }
.lightbox-prev { left: -4.5rem; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: -4.5rem; top: 50%; transform: translateY(-50%); }

/* --------------------------------------------------------------------------
   13. Why Choose VERONA (Interactive Flip & Glow)
   -------------------------------------------------------------------------- */
.why-section {
  background: #FFFFFF;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.reasons-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
}

.reason-card {
  padding: 2.75rem 2.25rem;
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  transition: all var(--trans-smooth);
  position: relative;
  overflow: hidden;
}

.reason-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--grad-sunset);
  opacity: 0;
  transition: opacity var(--trans-smooth);
}

.reason-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(200, 90, 50, 0.3);
  background: #FFFFFF;
}

.reason-card:hover::before {
  opacity: 1;
}

.reason-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: rgba(118, 43, 53, 0.08);
  color: var(--color-wine);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.75rem;
  transition: transform var(--trans-spring);
}

.reason-card:hover .reason-icon {
  transform: scale(1.15) rotate(6deg);
  background: var(--grad-sunset);
  color: #FFFFFF;
}

.reason-number {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-family: var(--font-serif);
  font-size: 2.8rem;
  color: rgba(31, 30, 29, 0.08);
  line-height: 1;
}

.reason-title {
  font-size: 1.45rem;
  margin-bottom: 0.85rem;
  color: var(--color-charcoal);
}

.reason-desc {
  font-size: 0.98rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* --------------------------------------------------------------------------
   14. Partner & Dealer Banner (Dark Mesh Luxury)
   -------------------------------------------------------------------------- */
.partner-section {
  background: var(--color-bg-dark);
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
}

.partner-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-dark-mesh);
  opacity: 0.75;
  pointer-events: none;
}

.partner-box {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.partner-targets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 2.75rem;
}

.partner-tag {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  color: var(--color-champagne-light);
  font-weight: 600;
  transition: all var(--trans-fast);
}

.partner-tag:hover {
  background: var(--grad-sunset);
  border-color: transparent;
  color: #FFFFFF;
}

.partner-cta-card {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-xl);
  padding: 3rem 2.25rem;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

/* --------------------------------------------------------------------------
   15. News & Paint Knowledge Section
   -------------------------------------------------------------------------- */
.news-section {
  background: var(--color-bg);
}

.news-grid {
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2.25rem;
}

.news-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--trans-smooth);
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(200, 90, 50, 0.3);
}

.news-media {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background-color: var(--color-charcoal);
}

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

.news-card:hover .news-media img {
  transform: scale(1.08);
}

.news-tag {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  background: var(--grad-sunset);
  color: #FFFFFF;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 12px rgba(200, 90, 50, 0.4);
}

.news-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.news-meta {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.news-title {
  font-size: 1.42rem;
  line-height: 1.35;
  margin-bottom: 0.95rem;
  color: var(--color-charcoal);
  transition: color var(--trans-fast);
}

.news-card:hover .news-title {
  color: var(--color-wine);
}

.news-excerpt {
  font-size: 0.98rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

/* --------------------------------------------------------------------------
   16. Contact Section & Verified Info
   -------------------------------------------------------------------------- */
.contact-section {
  background: #FFFFFF;
  position: relative;
}

.contact-layout-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.company-detail-card {
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  padding: 2.75rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
}

.company-name-highlight {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  letter-spacing: 0.18em;
  background: var(--grad-sunset);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1.75rem;
  display: block;
}

.info-item {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
  align-items: flex-start;
}

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

.info-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(118, 43, 53, 0.08);
  color: var(--color-wine);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--trans-fast);
}

.info-item:hover .info-icon {
  transform: scale(1.1);
  background: var(--grad-sunset);
  color: #FFFFFF;
}

.info-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
}

.info-value {
  font-size: 1.1rem;
  color: var(--color-charcoal);
  font-weight: 600;
  line-height: 1.5;
}

.copy-inline-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--color-wine);
  margin-top: 0.5rem;
  cursor: pointer;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
  background: rgba(118, 43, 53, 0.06);
  border: 1px solid rgba(118, 43, 53, 0.15);
  font-weight: 600;
  transition: all var(--trans-fast);
}

.copy-inline-btn:hover {
  background: var(--color-wine);
  color: #FFFFFF;
  border-color: var(--color-wine);
  transform: translateY(-1px);
}

/* Contact Form */
.contact-form-card {
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  padding: clamp(2.5rem, 5vw, 3.5rem);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

.form-group {
  margin-bottom: 1.75rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-charcoal);
  margin-bottom: 0.6rem;
}

.form-label .required {
  color: var(--color-terracotta);
}

.form-control {
  width: 100%;
  padding: 1.05rem 1.4rem;
  background-color: #FFFFFF;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  color: var(--color-charcoal);
  transition: all var(--trans-fast);
}

.form-control:focus {
  border-color: var(--color-wine);
  box-shadow: 0 0 0 4px rgba(118, 43, 53, 0.15);
}

.form-control.is-invalid {
  border-color: #d32f2f;
  background-color: #fffafa;
}

.field-error-msg {
  color: #d32f2f;
  font-size: 0.82rem;
  margin-top: 0.4rem;
  display: none;
}

.form-control.is-invalid + .field-error-msg {
  display: block;
}

.form-disclaimer-box {
  background: rgba(229, 169, 60, 0.12);
  border-left: 4px solid var(--color-tuscan-sun);
  padding: 1rem 1.35rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--color-charcoal);
  line-height: 1.6;
  margin-bottom: 1.75rem;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  pointer-events: none;
}

.toast-msg {
  background: var(--color-charcoal);
  color: #FFFFFF;
  padding: 1rem 1.6rem;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--trans-smooth);
  pointer-events: auto;
  border-left: 5px solid var(--color-champagne);
}

.toast-msg.is-active {
  opacity: 1;
  transform: translateY(0);
}

.toast-msg.toast-success {
  border-left-color: #2BA8A0;
}

/* --------------------------------------------------------------------------
   17. Site Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.75);
  padding-top: clamp(4.5rem, 8vw, 6.5rem);
  padding-bottom: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: clamp(2rem, 4vw, 4rem);
  margin-bottom: 4rem;
}

.footer-brand-col p {
  font-size: 0.98rem;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 1.25rem;
  margin-bottom: 1.5rem;
}

.footer-col-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  color: #FFFFFF;
  margin-bottom: 1.65rem;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
}

.footer-link {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.68);
  transition: all var(--trans-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.footer-link:hover {
  color: var(--color-tuscan-sun);
  transform: translateX(5px);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  font-size: 0.95rem;
}

.footer-contact-item {
  display: flex;
  gap: 1rem;
  line-height: 1.6;
}

.footer-bottom-bar {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-tax-badge {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  color: var(--color-champagne-light);
  font-weight: 600;
  display: inline-block;
}

/* --------------------------------------------------------------------------
   18. Sticky Floating Actions & Mobile Call
   -------------------------------------------------------------------------- */
.floating-actions-bar {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 990;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.btn-floating {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--grad-sunset);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(200, 90, 50, 0.45);
  transition: all var(--trans-smooth);
  border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.btn-floating:hover {
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 16px 35px rgba(118, 43, 53, 0.6);
}

.btn-back-to-top {
  opacity: 0;
  visibility: hidden;
  background: var(--color-charcoal);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
}

.mobile-call-sticky {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(22, 21, 20, 0.95);
  backdrop-filter: blur(14px);
  padding: 0.85rem 1.25rem;
  z-index: 980;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 -6px 25px rgba(0, 0, 0, 0.3);
}

.mobile-call-sticky a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.9rem;
  background: var(--grad-sunset);
  color: #FFFFFF;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  box-shadow: 0 4px 15px rgba(200, 90, 50, 0.4);
}

/* --------------------------------------------------------------------------
   19. Partner Modal
   -------------------------------------------------------------------------- */
.partner-modal {
  position: fixed;
  inset: 0;
  z-index: 2100;
  background: rgba(18, 16, 15, 0.88);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--trans-smooth);
  padding: 1.5rem;
}

.partner-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.partner-modal-box {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  max-width: 600px;
  width: 100%;
  padding: 3rem;
  position: relative;
  box-shadow: var(--shadow-hover);
  max-height: 90vh;
  overflow-y: auto;
}

.partner-modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--trans-fast);
}

.partner-modal-close:hover {
  background: var(--color-charcoal);
  color: #FFFFFF;
  transform: rotate(90deg);
}

/* --------------------------------------------------------------------------
   20. Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  .highlights-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
  .item-span-7, .item-span-5 {
    grid-column: span 12;
    aspect-ratio: 16/9;
  }
  .item-span-4, .item-span-8 {
    grid-column: span 6;
    aspect-ratio: 4/3;
  }
}

@media (max-width: 992px) {
  .desktop-nav {
    display: none;
  }
  .mobile-toggle {
    display: flex;
  }
  .about-editorial-grid,
  .color-studio-wrapper,
  .partner-box,
  .contact-layout-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }
  .media-composition {
    max-width: 540px;
    margin: 0 auto;
  }
  .item-span-4, .item-span-8 {
    grid-column: span 12;
    aspect-ratio: 16/10;
  }
}

@media (max-width: 768px) {
  .highlights-strip {
    margin-top: 1.5rem;
    padding: 1.75rem 1.25rem;
  }
  .highlights-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  .hero-content {
    padding-top: 2rem;
  }
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }
  .hero-cta-group .btn {
    width: 100%;
  }
  .swatches-grid {
    grid-template-columns: 1fr;
  }
  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .floating-actions-bar {
    bottom: 5.5rem;
    right: 1.25rem;
  }
  .mobile-call-sticky {
    display: block;
  }
  .lightbox-prev { left: 0.5rem; }
  .lightbox-next { right: 0.5rem; }
  .lightbox-close { top: -2.8rem; }
}

@media (max-width: 480px) {
  .brand-logo-text { font-size: 1.55rem; }
  .product-content,
  .contact-form-card,
  .company-detail-card,
  .color-palette-card,
  .partner-modal-box {
    padding: 1.5rem;
  }
  .media-card-float {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}