/* ==========================================================================
   MEVI NETWORK - OFFICIAL LANDING PAGE STYLESHEET
   Design Fidelity: 100% Matching Adobe Illustrator Package
   Optimized for Ultra-Fast Delivery, 60fps Smooth Scroll, & Clean Modern UI
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. FONT DEFINITIONS (@font-face)
   -------------------------------------------------------------------------- */
@font-face {
  font-family: 'Gesco';
  src: url('../assets/fonts/1FTV-HF-Gesco.ttf') format('truetype');
  font-weight: 700 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'UTM Avo';
  src: url('../assets/fonts/UTM AvoBold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Myriad Pro';
  src: url('../assets/fonts/MyriadPro-Regular.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* --------------------------------------------------------------------------
   2. DESIGN TOKENS & CSS VARIABLES
   -------------------------------------------------------------------------- */
:root {
  /* Brand Color Palette */
  --color-brand-yellow: #EFD131;
  --color-brand-yellow-light: #F7E474;
  --color-brand-yellow-bg: #FBF0A8;
  --color-brand-yellow-soft: #FDF9DE;
  --color-brand-yellow-cream: #FEFCEE;

  --color-brand-green: #1C6238;
  --color-brand-green-dark: #134628;
  --color-brand-green-light: #25814A;
  --color-brand-green-accent: #1C6238;

  --color-gold-gradient-start: #F5DC4C;
  --color-gold-gradient-end: #E5C320;

  --color-white: #FFFFFF;
  --color-dark: #1A1A1A;
  --color-gray-50: #F9FAFB;
  --color-gray-100: #F3F4F6;
  --color-gray-200: #E5E7EB;
  --color-gray-400: #9CA3AF;
  --color-gray-600: #4B5563;
  --color-gray-700: #374151;
  --color-gray-800: #1F2937;

  /* Typography Tokens */
  --font-display: 'Gesco', 'UTM Avo', 'Montserrat', -apple-system, sans-serif;
  --font-heading: 'UTM Avo', 'Montserrat', sans-serif;
  --font-body: 'Myriad Pro', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  /* Elevation & Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 35px rgba(28, 98, 56, 0.15);
  --shadow-card: 0 12px 30px rgba(239, 209, 49, 0.22);
  --shadow-glow: 0 0 20px rgba(239, 209, 49, 0.5);

  /* Layout Constants */
  --container-max-width: 1400px;
  --container-wide: 1600px;
  --header-height: 84px;
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
  --border-radius-xl: 36px;

  /* Transitions */
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Unified Content Typography (Equal font-size across all blocks) */
  --content-font-size: 1rem;
  --content-line-height: 1.68;
}

/* --------------------------------------------------------------------------
   3. BASE RESET & GLOBAL STYLES
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
  overflow-x: clip;
  width: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--color-brand-green);
  background-color: #FFFFFF;
  line-height: 1.6;
  overflow-x: clip;
  width: 100%;
  max-width: 100vw;
  position: relative;
  padding-top: var(--header-height);
}

body.menu-open {
  overflow: hidden !important;
  touch-action: none;
}

img,
picture,
svg,
video {
  max-width: 100%;
  height: auto;
  display: block;
}

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

button,
input,
textarea,
select {
  font: inherit;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
  background: none;
}

ul,
ol {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container-wide {
  width: 100%;
  max-width: var(--container-wide);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* Section Title Typography matching Illustrator */
.section-title-wrap {
  text-align: center;
  margin-bottom: 28px;
  position: relative;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(30px, 3vw, 48px);
  font-weight: 700;
  color: var(--color-brand-green);
  letter-spacing: 1px;
  text-transform: uppercase;
  display: inline-block;
  position: relative;
  padding-bottom: 10px;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 84px;
  height: 4px;
  background-color: var(--color-brand-green);
  border-radius: 2px;
}

.section-subtitle {
  margin-top: 14px;
  font-size: var(--content-font-size);
  color: var(--color-gray-600);
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

/* --------------------------------------------------------------------------
   4. NAVIGATION BAR (STICKY HEADER)
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: var(--color-brand-yellow);
  z-index: 1060;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.site-header.is-scrolled {
  background-color: rgba(239, 209, 49, 0.96);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

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

.header-logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 100%;
}

.header-logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.header-logo-link:hover .header-logo-img {
  transform: scale(1.04);
}

/* Nav Menu Items */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
  margin-right: 24px;
}

.nav-home-link {
  display: none !important;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  position: relative;
  padding: 6px 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0%;
  height: 3px;
  background-color: var(--color-brand-green);
  border-radius: 2px;
  transition: width var(--transition-normal);
}

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

.nav-link:hover,
.nav-link.active {
  color: var(--color-brand-green-dark);
}

.header-cta-btn {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--content-font-size);
  text-transform: uppercase;
  padding: 10px 24px;
  border-radius: 999px;
  background-color: var(--color-brand-green);
  color: var(--color-brand-yellow);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  white-space: nowrap;
}

.header-cta-btn:hover {
  background-color: var(--color-brand-green-dark);
  color: var(--color-brand-yellow);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(28, 98, 56, 0.3);
}

.header-cta-btn svg {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.header-cta-btn:hover svg {
  transform: rotate(15deg) scale(1.15);
}

/* Mobile Menu Toggle Button (Matching "☰ Menu" / "✕ Đóng") */
.menu-toggle-btn {
  display: none;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  background-color: var(--color-brand-green);
  color: var(--color-brand-yellow);
  border: 1.5px solid rgba(28, 98, 56, 0.35);
  border-radius: 10px;
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 8px rgba(28, 98, 56, 0.2);
  z-index: 1060;
}

.menu-toggle-btn:hover {
  background-color: var(--color-brand-green-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(28, 98, 56, 0.3);
}

.menu-toggle-btn .btn-state-closed,
.menu-toggle-btn .btn-state-opened {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  line-height: 1;
}

.menu-toggle-btn .btn-state-opened {
  display: none;
}

.menu-toggle-btn.is-active {
  background-color: var(--color-brand-green-dark);
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.4);
}

.menu-toggle-btn.is-active .btn-state-closed {
  display: none;
}

.menu-toggle-btn.is-active .btn-state-opened {
  display: inline-flex;
}

/* Mobile Backdrop Overlay */
.menu-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  height: 100dvh;
  background-color: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1040;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  pointer-events: none;
}

.menu-backdrop.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-drawer-cta {
  display: none;
}

/* --------------------------------------------------------------------------
   5. HERO BANNER SLIDER (BANNER & ĐỘI NGŨ MEVI)
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  background-color: #074C35;
  width: 100%;
  overflow: hidden;
  box-shadow: inset 0 -10px 30px rgba(0, 0, 0, 0.2);
}

.hero-slider-wrapper {
  position: relative;
  width: 100%;
  max-width: 1920px;
  margin: 0 auto;
  overflow: hidden;
  user-select: none;
  aspect-ratio: 1920 / 731;
}

.hero-slider-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform;
}

.hero-slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  position: relative;
  display: block;
  overflow: hidden;
}

.hero-slide picture,
.hero-slide-inner picture {
  display: block;
  width: 100%;
  height: 100%;
}

.hero-slide-inner {
  position: relative;
  width: 100%;
  height: 100%;
  background-color: #074C35;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-slide-inner.slide-theme-studio {
  background-color: #C8CDD8;
}

.hero-slide-img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center center;
}

.hero-slide[data-slide="1"] .hero-slide-img {
  object-position: center 46%;
}

.hero-slide[data-slide="2"] .hero-slide-img {
  object-position: center 36%;
}

/* Hero Slider Navigation Buttons (Nhỏ gọn, tinh tế) */
.hero-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(28, 98, 56, 0.85);
  color: var(--color-brand-yellow);
  border: 1.5px solid rgba(239, 209, 49, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  /* box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35); */
  z-index: 10;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.hero-nav-btn svg {
  width: 18px;
  height: 18px;
}

.hero-nav-btn:hover {
  background-color: var(--color-brand-green);
  transform: translateY(-50%) scale(1.08);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.5);
  border-color: var(--color-brand-yellow);
}

.hero-nav-btn.prev {
  left: 16px;
}

.hero-nav-btn.next {
  right: 16px;
}

/* Hero Slider Pagination Dots (Căn giữa đáy banner) */
.hero-slider-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 10;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

.hero-dot.active {
  width: 24px;
  border-radius: 12px;
  background-color: var(--color-brand-yellow);
}

@media (max-width: 768px) {
  .hero-nav-btn {
    width: 26px;
    height: 26px;
  }

  .hero-nav-btn svg {
    width: 13px;
    height: 13px;
  }

  .hero-nav-btn.prev {
    left: 6px;
  }

  .hero-nav-btn.next {
    right: 6px;
  }

  .hero-slider-dots {
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    right: auto;
    padding: 3px 8px;
    gap: 5px;
  }

  .hero-dot {
    width: 6px;
    height: 6px;
  }

  .hero-dot.active {
    width: 16px;
  }
}

/* --------------------------------------------------------------------------
   6. SECTION: VỀ CHÚNG TÔI (ABOUT US)
   -------------------------------------------------------------------------- */
.section-about {
  padding: 20px 0 36px;
  background: linear-gradient(180deg, #FFFFFF 0%, #FEF9E7 100%);
  position: relative;
}

.about-intro-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: center;
  margin-bottom: 36px;
}

.about-intro-text {
  font-size: var(--content-font-size);
  line-height: var(--content-line-height);
  color: var(--color-brand-green);
  text-align: justify;
}

.about-intro-text p+p {
  margin-top: 14px;
}

.about-intro-text strong {
  color: var(--color-brand-green-dark);
  font-weight: 700;
}

.about-card-wrapper {
  position: relative;
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.about-card-wrapper:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.18);
}

.about-card-graphic {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--border-radius-xl);
}

/* Vision Block (TẦM NHÌN) */
.vision-block {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: 24px 28px;
  margin-bottom: 36px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.vision-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-brand-green);
  margin-bottom: 12px;
}

.vision-icon {
  width: 22px;
  height: 22px;
  fill: var(--color-brand-green);
}

.vision-desc {
  font-size: var(--content-font-size);
  line-height: var(--content-line-height);
  color: var(--color-brand-green);
  text-align: justify;
}

.vision-desc p+p {
  margin-top: 14px;
}

/* Core Values Grid (GIÁ TRỊ NỀN TẢNG) */
.core-values-section {
  margin-top: 36px;
}

.core-values-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-brand-green);
  margin-bottom: 18px;
}

.core-values-icon {
  width: 22px;
  height: 22px;
  fill: var(--color-brand-green);
}

.core-values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.value-card {
  position: relative;
  background: linear-gradient(135deg, #FFFFFF 0%, #FEF9DE 100%);
  border-radius: var(--border-radius-md);
  padding: 24px 22px;
  box-shadow: 0 8px 24px rgba(239, 209, 49, 0.15);
  border: 1.5px solid rgba(239, 209, 49, 0.5);
  transition: all var(--transition-normal);
  overflow: hidden;
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(239, 209, 49, 0.28);
  border-color: var(--color-brand-yellow);
}

.value-number-badge {
  position: absolute;
  top: 18px;
  right: 20px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--color-brand-yellow);
  color: var(--color-brand-green);
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(239, 209, 49, 0.4);
}

.value-card-title {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green);
  margin-bottom: 10px;
  padding-right: 40px;
}

.value-card-desc {
  font-size: var(--content-font-size);
  line-height: var(--content-line-height);
  color: var(--color-brand-green);
  text-align: justify;
}

/* --------------------------------------------------------------------------
   7. SECTION: HỆ SINH THÁI (STATS & METRICS)
   -------------------------------------------------------------------------- */
.section-ecosystem {
  padding: 20px 0 36px;
  background-color: #FFFFFF;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.stat-card {
  background: linear-gradient(180deg, #FFFFFF 0%, #FDF9DE 100%);
  border: 2px solid rgba(239, 209, 49, 0.45);
  border-radius: var(--border-radius-lg);
  padding: 28px 18px;
  text-align: center;
  box-shadow: 0 12px 28px rgba(239, 209, 49, 0.16);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.stat-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-brand-yellow);
  box-shadow: 0 20px 40px rgba(239, 209, 49, 0.28);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(34px, 3.5vw, 30px);
  font-weight: 700;
  color: var(--color-brand-green);
  line-height: 1.1;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.stat-number-plus {
  color: var(--color-brand-yellow);
}

.stat-label {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* --------------------------------------------------------------------------
   8. SECTION: ĐA LĨNH VỰC (FANPAGE SHOWCASE)
/* Channels Container Box inside Ecosystem Section */
.channels-container-box {
  background: linear-gradient(135deg, #F3D942 0%, #E8C822 100%);
  border-radius: var(--border-radius-xl);
  padding: 32px 24px 36px;
  box-shadow: 0 20px 50px rgba(239, 209, 49, 0.35);
  position: relative;
  overflow: hidden;
  margin-top: 32px;
}

/* 3 Equal Filter Buttons */
.channels-filter-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  max-width: 680px;
  margin: 0 auto 22px;
  width: 100%;
}

.filter-btn {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  padding: 11px 14px;
  border-radius: 999px;
  background-color: rgba(255, 255, 255, 0.45);
  color: var(--color-brand-green-dark);
  transition: all var(--transition-fast);
  backdrop-filter: blur(4px);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
  cursor: pointer;
  white-space: nowrap;
}

.filter-btn:hover {
  background-color: rgba(255, 255, 255, 0.85);
  transform: translateY(-2px);
}

.filter-btn.active {
  background-color: var(--color-brand-green);
  color: var(--color-brand-yellow);
  box-shadow: 0 4px 14px rgba(28, 98, 56, 0.3);
}

/* Channels Carousel Track */
.channels-carousel-wrapper {
  position: relative;
  overflow: hidden;
  padding: 10px 0;
  touch-action: pan-y;
}

.channels-track {
  display: flex;
  position: relative;
  gap: 24px;
  transition: transform 0.45s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform;
}

/* Phone Mockup Frame (Tỉ lệ chuẩn 3:4 to dài như mobile) */
.phone-mockup-card {
  flex: 0 0 350px;
  width: 350px;
  background-color: #FFFFFF;
  border-radius: 26px;
  padding: 8px;
  /* box-shadow: 0 12px 28px rgba(0, 0, 0, 0.16); */
  border: 3px solid #FFFFFF;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  cursor: pointer;
  box-sizing: border-box;
}

.phone-mockup-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.22);
}

.phone-screen-inner {
  border-radius: 20px;
  overflow: hidden;
  position: relative;
  background-color: #F8F9FA;
  aspect-ratio: 3 / 4;
  /* Tỉ lệ to dài 3:4 chuẩn mockup màn hình điện thoại như trên mobile */
  width: 100%;
}

.phone-screen-img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.4s ease;
}

.phone-mockup-card:hover .phone-screen-img {
  transform: scale(1.02);
}

/* MeVi Team Showcase Cards in Carousel */
.team-phone-card {
  border-color: #FFFFFF;
}

.team-screen-inner {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background-color: #FFFFFF;
  color: #1C1E21;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  height: 100%;
  box-sizing: border-box;
  overflow: hidden;
  user-select: none;
}

.mockup-status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 16px 4px;
  font-size: 11px;
  font-weight: 600;
  color: #1C1E21;
  flex-shrink: 0;
}

.mockup-status-bar .status-icons {
  display: flex;
  align-items: center;
  gap: 5px;
  color: #1C1E21;
}

.mockup-app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 14px 8px;
  border-bottom: 1px solid #EEF0F2;
  flex-shrink: 0;
}

.mockup-header-left {
  display: flex;
  align-items: center;
  gap: 6px;
}

.app-back-btn {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-brand-green);
  line-height: 1;
}

.app-header-title {
  font-family: 'UTM AvoBold', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-brand-green);
  letter-spacing: 0.3px;
}

.app-badge-tag {
  background: var(--color-brand-yellow);
  color: var(--color-brand-green);
  font-size: 9px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 10px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.mockup-post-author {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px 6px;
  flex-shrink: 0;
}

.author-avatar-wrap {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-brand-green);
  padding: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(28, 98, 56, 0.25);
}

.author-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 50%;
}

.author-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.author-name-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.author-name {
  font-family: 'UTM AvoBold', sans-serif;
  font-size: 12.5px;
  font-weight: 700;
  color: #050505;
}

.verified-badge-icon {
  flex-shrink: 0;
}

.author-time {
  font-size: 10px;
  color: #65676B;
}

.mockup-post-caption {
  padding: 4px 14px 8px;
  font-size: 11px;
  line-height: 1.45;
  color: #1C1E21;
  flex-shrink: 0;
}

.mockup-post-caption strong {
  color: var(--color-brand-green);
  font-weight: 700;
}

.mockup-photo-container {
  position: relative;
  width: 100%;
  background-color: #F0F2F5;
  overflow: hidden;
  box-shadow: inset 0 0 1px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mockup-team-img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.phone-mockup-card:hover .mockup-team-img {
  transform: scale(1.04);
}

.photo-overlay-tag {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(28, 98, 56, 0.92);
  backdrop-filter: blur(4px);
  color: var(--color-brand-yellow);
  font-family: 'UTM AvoBold', sans-serif;
  font-size: 8.5px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.mockup-engagement-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 14px;
  font-size: 10.5px;
  color: #65676B;
  border-bottom: 1px solid #EEF0F2;
  flex-shrink: 0;
}

.reactions-left {
  display: flex;
  align-items: center;
  gap: 3px;
}

.reaction-bubble {
  font-size: 12px;
  line-height: 1;
}

.reaction-count {
  margin-left: 3px;
  font-weight: 600;
  color: #050505;
}

.reactions-right {
  font-size: 10px;
}

.mockup-actions-row {
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 6px 10px;
  border-bottom: 1px solid #EEF0F2;
  flex-shrink: 0;
}

.action-btn-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 10.5px;
  font-weight: 600;
  color: #65676B;
}

.action-btn-item.active {
  color: var(--color-brand-green);
}

.action-btn-item.active svg {
  fill: var(--color-brand-green);
}

.mockup-stats-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: #F4F8F5;
  border-bottom: 1px solid #E6EFE8;
  flex-shrink: 0;
}

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

.mockup-stat-cell:not(:last-child) {
  border-right: 1px solid #D5E5DA;
}

.mockup-stat-num {
  font-family: '1FTV-HF-Gesco', sans-serif;
  font-size: 14px;
  color: var(--color-brand-green);
  line-height: 1.1;
  font-weight: 700;
}

.mockup-stat-lbl {
  font-size: 8.5px;
  color: #555;
  font-weight: 600;
  text-transform: uppercase;
  margin-top: 1px;
}

.mockup-post-footer {
  margin-top: auto;
  padding: 8px 14px 9px;
  background: #FFFFFF;
  text-align: center;
  flex-shrink: 0;
}

.motto-badge {
  font-size: 10px;
  font-weight: 600;
  color: var(--color-brand-green);
  letter-spacing: 0.2px;
}


/* Carousel Navigation Arrows (Nhỏ gọn, tinh tế) */
.carousel-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--color-brand-green);
  color: var(--color-brand-yellow);
  border: 1.5px solid rgba(239, 209, 49, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  /* box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25); */
  z-index: 10;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.carousel-nav-btn svg {
  width: 18px;
  height: 18px;
}

.carousel-nav-btn:hover {
  background-color: var(--color-brand-green-dark);
  transform: translateY(-50%) scale(1.08);
  /* box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35); */
  border-color: var(--color-brand-yellow);
}

.carousel-nav-btn.prev {
  left: 8px;
}

.carousel-nav-btn.next {
  right: 8px;
}

/* --------------------------------------------------------------------------
   9. SECTION: DỊCH VỤ CỦA CHÚNG TÔI (SERVICES 01 - 05)
   -------------------------------------------------------------------------- */
.section-services {
  padding: 20px 0 36px;
  background: linear-gradient(180deg, #FFFFFF 0%, #FFFBEA 100%);
}

/* Active Service Display Card */
.service-detail-box {
  background: linear-gradient(135deg, #F3D942 0%, #E8C822 100%);
  border-radius: var(--border-radius-xl);
  padding: 34px 38px;
  box-shadow: 0 16px 40px rgba(239, 209, 49, 0.3);
  margin-top: 22px;
  margin-bottom: 0;
  min-height: auto;
  display: flex;
  flex-direction: column;
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.service-header-row {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 16px;
}

.service-big-number {
  font-family: var(--font-heading);
  font-size: clamp(40px, 4.5vw, 68px);
  font-weight: 700;
  color: var(--color-brand-green);
  line-height: 1;
}

.service-title-text {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.service-description {
  font-size: var(--content-font-size);
  line-height: var(--content-line-height);
  color: var(--color-brand-green);
  max-width: 1100px;
  margin-bottom: 0;
  text-align: justify;
}

.service-description p+p {
  margin-top: 12px;
}

.service-cta-btn {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green);
  background-color: #FFFFFF;
  padding: 11px 28px;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  align-self: flex-start;
  transition: all var(--transition-fast);
}

.service-cta-btn:hover {
  background-color: var(--color-brand-green);
  color: var(--color-brand-yellow);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(28, 98, 56, 0.3);
}

/* Service 5-Buttons Grid (01 to 05) matching Illustrator 3-top + 2-bottom design */
.services-selector-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
  max-width: 1050px;
  margin: 0 auto;
}

.service-tab-btn {
  background-color: var(--color-brand-green);
  border-radius: var(--border-radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
  text-align: left;
}

.service-tab-btn:nth-child(1),
.service-tab-btn:nth-child(2),
.service-tab-btn:nth-child(3) {
  grid-column: span 2;
}

.service-tab-btn:nth-child(4) {
  grid-column: 2 / span 2;
}

.service-tab-btn:nth-child(5) {
  grid-column: 4 / span 2;
}

@media (max-width: 991px) {
  .services-selector-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-tab-btn:nth-child(1),
  .service-tab-btn:nth-child(2),
  .service-tab-btn:nth-child(3),
  .service-tab-btn:nth-child(4) {
    grid-column: span 1;
  }

  .service-tab-btn:nth-child(5) {
    grid-column: 1 / -1;
    max-width: 380px;
    margin: 0 auto;
    width: 100%;
  }
}

@media (max-width: 576px) {
  .services-selector-grid {
    grid-template-columns: 1fr;
  }

  .service-tab-btn:nth-child(1),
  .service-tab-btn:nth-child(2),
  .service-tab-btn:nth-child(3),
  .service-tab-btn:nth-child(4),
  .service-tab-btn:nth-child(5) {
    grid-column: span 1 !important;
  }
}

.service-tab-btn:hover {
  background-color: var(--color-brand-green-dark);
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(28, 98, 56, 0.25);
}

.service-tab-btn.active {
  background-color: var(--color-brand-green-dark);
  border-color: var(--color-brand-yellow);
  box-shadow: 0 8px 24px rgba(239, 209, 49, 0.4);
  transform: translateY(-4px);
}

.service-tab-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-brand-yellow);
  line-height: 1;
}

.service-tab-text {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-yellow);
  line-height: 1.25;
}

/* --------------------------------------------------------------------------
   10. SECTION: ĐỐI TÁC (PARTNERS & CASE STUDIES)
   -------------------------------------------------------------------------- */
.section-partners {
  padding: 20px 0 36px;
  background-color: #FFFFFF;
}

/* Partner Case Studies Slider ("Lướt trang") */
.partner-slider-container {
  position: relative;
  margin-bottom: 10px;
}

.partner-slider-track-wrap {
  overflow: hidden;
  border-radius: var(--border-radius-xl);
  touch-action: pan-y;
}

.partner-slider-track {
  display: flex;
  transition: transform 0.45s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform;
}

.partner-slide {
  flex: 0 0 100%;
  width: 100%;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
}

/* Active Partner Showcase Card */
.partner-showcase-box {
  background: linear-gradient(135deg, #FEF5C8 0%, #FCEB9C 100%);
  border-radius: var(--border-radius-xl);
  padding: 30px 36px;
  /* box-shadow: 0 16px 40px rgba(239, 209, 49, 0.25); */
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 32px;
  align-items: center;
  border: 2px solid rgba(239, 209, 49, 0.4);
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  flex: 1 1 auto;
}

.partner-logo-display {
  background-color: #FFFFFF;
  border-radius: var(--border-radius-lg);
  padding: 26px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  border: 3px solid var(--color-brand-green);
  aspect-ratio: 4 / 3;
}

.partner-logo-display img {
  max-width: 85%;
  max-height: 85%;
  object-fit: contain;
}

.partner-info-pane {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.partner-tag {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green);
  text-transform: uppercase;
  margin-bottom: 4px;
  letter-spacing: 1px;
}

.partner-name {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.partner-campaign-title {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green-dark);
  margin-bottom: 10px;
}

/* Bullet Points (Gạch đầu dòng từng case) */
.partner-bullet-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.partner-bullet-item {
  position: relative;
  padding-left: 22px;
  font-size: var(--content-font-size);
  line-height: var(--content-line-height);
  color: var(--color-brand-green);
  text-align: left;
}

.partner-bullet-item::before {
  content: "–";
  position: absolute;
  left: 4px;
  top: 0;
  font-weight: 700;
  font-size: var(--content-font-size);
  color: var(--color-brand-green-dark);
  line-height: var(--content-line-height);
}

/* Slider Controls & Navigation - Ẩn hoàn toàn theo yêu cầu */
.partner-slider-nav-btn {
  display: none !important;
}

.partner-slider-footer {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 10px;
}

.partner-page-counter {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green);
  background: rgba(28, 98, 56, 0.08);
  padding: 3px 14px;
  border-radius: 20px;
  letter-spacing: 1.5px;
  border: 1px solid rgba(28, 98, 56, 0.15);
}

/* Partner Logo Bar (10 Brand Buttons) */
.partners-logo-bar {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 10px;
}

.partner-tab-btn {
  background-color: #FFFFFF;
  border: 2px solid #E5E7EB;
  border-radius: var(--border-radius-sm);
  padding: 10px 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
  height: 60px;
}

.partner-tab-btn:hover {
  border-color: var(--color-brand-yellow);
  transform: translateY(-4px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.partner-tab-btn.active {
  border-color: var(--color-brand-green);
  border-width: 2.5px;
  box-shadow: 0 8px 20px rgba(28, 98, 56, 0.25);
  transform: translateY(-4px);
  background-color: #FAFAFA;
}

.partner-tab-btn img {
  max-width: 90%;
  max-height: 42px;
  object-fit: contain;
}

/* Infinite Marquee for Partners */
.partner-marquee-wrap {
  margin-top: 40px;
  overflow: hidden;
  padding: 20px 0;
  white-space: nowrap;
  position: relative;
}

.partner-marquee-wrap::before,
.partner-marquee-wrap::after {
  content: '';
  position: absolute;
  top: 0;
  width: 100px;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.partner-marquee-wrap::before {
  left: 0;
  background: linear-gradient(90deg, #FFFFFF 0%, transparent 100%);
}

.partner-marquee-wrap::after {
  right: 0;
  background: linear-gradient(-90deg, #FFFFFF 0%, transparent 100%);
}

.marquee-content {
  display: inline-flex;
  gap: 40px;
  animation: marqueeScroll 25s linear infinite;
}

.marquee-content:hover {
  animation-play-state: paused;
}

.marquee-item {
  height: 48px;
  display: flex;
  align-items: center;
  opacity: 0.75;
  transition: opacity var(--transition-fast);
}

.marquee-item:hover {
  opacity: 1;
}

.marquee-item img {
  max-height: 44px;
  width: auto;
  object-fit: contain;
}

/* --------------------------------------------------------------------------
   11. SECTION: LIÊN HỆ CHÚNG TÔI (CONTACT & CONSULTATION)
   -------------------------------------------------------------------------- */
.section-contact {
  padding: 80px 0 60px;
  background: linear-gradient(180deg, #FFFFFF 0%, #FEF8DC 100%);
}

.contact-main-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: start;
}

.company-legal-title {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green);
  margin-bottom: 28px;
  line-height: 1.4;
}

.contact-cards-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 36px;
}

.contact-info-card {
  background-color: #FFFFFF;
  border-radius: var(--border-radius-md);
  padding: 24px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
  border: 1.5px solid rgba(239, 209, 49, 0.4);
  transition: transform var(--transition-fast);
}

.contact-info-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-brand-yellow);
}

.contact-card-label {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.contact-card-value {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green);
  word-break: break-word;
}

.contact-card-value a:hover {
  color: #DFBF20;
}

.contact-address-box {
  background-color: #FFFFFF;
  border-radius: var(--border-radius-md);
  padding: 24px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
  border: 1.5px solid rgba(239, 209, 49, 0.4);
}

/* Consultation Form */
.consultation-form-card {
  background-color: #FFFFFF;
  border-radius: var(--border-radius-lg);
  padding: 40px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
  border: 2px solid var(--color-brand-yellow);
}

.form-title {
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green);
  margin-bottom: 20px;
  text-align: center;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  color: var(--color-brand-green);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--border-radius-sm);
  background-color: #FAFAFA;
  color: var(--color-gray-800);
  font-size: var(--content-font-size);
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--color-brand-green);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(28, 98, 56, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

.form-submit-btn {
  width: 100%;
  padding: 14px 24px;
  border-radius: var(--border-radius-sm);
  background: linear-gradient(135deg, #1C6238 0%, #134628 100%);
  color: var(--color-brand-yellow);
  font-family: var(--font-heading);
  font-size: var(--content-font-size);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 6px 18px rgba(28, 98, 56, 0.25);
  transition: all var(--transition-fast);
}

.form-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(28, 98, 56, 0.35);
  background: #134628;
}

/* --------------------------------------------------------------------------
   12. SITE FOOTER (Matching Illustrator Footer)
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-brand-yellow);
  padding: 40px 0 20px;
  color: var(--color-brand-green);
  border-top: 5px solid var(--color-brand-green);
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 36px;
  align-items: center;
  padding-bottom: 24px;
  border-bottom: 1.5px solid rgba(28, 98, 56, 0.2);
}

.footer-logo-wrap {
  margin-bottom: 14px;
}

.footer-logo-img {
  height: 52px;
  width: auto;
}

.footer-company-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--content-font-size);
  line-height: 1.4;
  color: var(--color-brand-green);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.footer-info-item {
  margin-bottom: 8px;
  font-size: var(--content-font-size);
  line-height: var(--content-line-height);
}

.footer-info-label {
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  margin-right: 8px;
}

.footer-social-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
}

.social-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--content-font-size);
  text-transform: uppercase;
}

.social-icons-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.social-icon-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: #FFFFFF;
  color: var(--color-brand-green);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.social-icon-btn:hover {
  transform: translateY(-4px);
  background-color: var(--color-brand-green);
  color: var(--color-brand-yellow);
  box-shadow: 0 6px 16px rgba(28, 98, 56, 0.25);
}

.footer-bottom-copy {
  padding-top: 24px;
  text-align: center;
  font-size: var(--content-font-size);
  color: var(--color-brand-green);
  opacity: 0.85;
}

/* --------------------------------------------------------------------------
   13. CYBER-NEON FLOATING CONTACT WIDGET (SBGROUP STYLE) & BACK TO TOP
   -------------------------------------------------------------------------- */
:root {
  --neon-cyan-glow: 0 0 10px rgba(0, 242, 254, 0.6), 0 0 20px rgba(0, 242, 254, 0.3);
  --neon-purple-glow: 0 0 10px rgba(176, 38, 255, 0.6), 0 0 20px rgba(176, 38, 255, 0.3);
  --neon-pink-glow: 0 0 10px rgba(255, 0, 127, 0.6), 0 0 20px rgba(255, 0, 127, 0.3);
}

/* Base Wrapper */
.neon-contact-wrapper {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  font-family: var(--font-heading, sans-serif);
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

/* Floating Action Button (Trigger) */
.neon-contact-trigger {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #b026ff, #00f2fe);
  border: none;
  outline: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3), var(--neon-cyan-glow);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 100000;
}

/* Breathing glow pulse animation */
.neon-contact-trigger::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: linear-gradient(135deg, #b026ff, #00f2fe);
  opacity: 0.4;
  z-index: -1;
  animation: neon-breathing 2s infinite ease-in-out;
}

.neon-contact-trigger:hover {
  transform: scale(1.08) rotate(15deg);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4), 0 0 15px rgba(176, 38, 255, 0.8), 0 0 30px rgba(0, 242, 254, 0.6);
}

.neon-contact-trigger:active {
  transform: scale(0.95);
}

/* Toggle icon states */
.neon-contact-trigger .icon-close {
  display: none;
}

.neon-contact-wrapper.active .neon-contact-trigger {
  transform: scale(1.05);
  background: linear-gradient(135deg, #ff007f, #b026ff);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3), var(--neon-pink-glow);
}

.neon-contact-wrapper.active .neon-contact-trigger::before {
  background: linear-gradient(135deg, #ff007f, #b026ff);
}

.neon-contact-wrapper.active .neon-contact-trigger .icon-open {
  display: none;
}

.neon-contact-wrapper.active .neon-contact-trigger .icon-close {
  display: block;
}

/* Floating Contact Menu Popup */
.neon-contact-menu {
  position: absolute;
  bottom: 76px;
  right: 0;
  width: 250px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 20px;
  padding: 12px;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
  opacity: 0;
  transform: translateY(20px) scale(0.95);
  transform-origin: bottom right;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 99998;
}

.neon-contact-wrapper.active .neon-contact-menu {
  pointer-events: auto;
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Individual Channel Item */
.neon-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 14px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.neon-contact-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: currentColor;
  opacity: 0;
  transition: opacity 0.2s ease;
  z-index: 1;
}

.neon-contact-item:hover::before {
  opacity: 0.08;
}

.neon-contact-item::after {
  content: '';
  position: absolute;
  left: 0;
  top: 25%;
  bottom: 25%;
  width: 3px;
  border-radius: 0 4px 4px 0;
  background: currentColor;
  opacity: 0;
  transform: scaleY(0.3);
  transition: all 0.2s ease;
  z-index: 2;
}

.neon-contact-item:hover::after {
  opacity: 1;
  transform: scaleY(1);
}

.neon-contact-item-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  flex-shrink: 0;
  z-index: 2;
  transition: transform 0.2s ease;
}

.neon-contact-item:hover .neon-contact-item-icon {
  transform: scale(1.08) rotate(-5deg);
}

.neon-contact-item-label {
  z-index: 2;
  transition: transform 0.2s ease;
}

.neon-contact-item:hover .neon-contact-item-label {
  transform: translateX(2px);
}

/* Channel Color Themes */
.neon-messenger {
  color: #0084ff;
}
.neon-messenger .neon-contact-item-icon {
  background: linear-gradient(135deg, #00c6ff, #0072ff);
  box-shadow: 0 4px 10px rgba(0, 132, 255, 0.3);
}

.neon-zalo {
  color: #0068ff;
}
.neon-zalo .neon-contact-item-icon {
  background: linear-gradient(135deg, #2ea8ff, #0068ff);
  box-shadow: 0 4px 10px rgba(0, 104, 255, 0.3);
}

.neon-phone {
  color: #10b981;
}
.neon-phone .neon-contact-item-icon {
  background: linear-gradient(135deg, #34d399, #059669);
  box-shadow: 0 4px 10px rgba(16, 185, 129, 0.3);
}

@keyframes neon-breathing {
  0%, 100% {
    transform: scale(1);
    opacity: 0.3;
  }
  50% {
    transform: scale(1.12);
    opacity: 0;
  }
}

/* Back to Top Button */
.back-to-top-btn {
  position: fixed;
  bottom: 96px;
  right: 28px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-brand-green);
  color: var(--color-brand-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  cursor: pointer;
  z-index: 9998;
}

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

.back-to-top-btn:hover {
  background-color: var(--color-brand-green-dark);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

@media (max-width: 640px) {
  .neon-contact-wrapper {
    bottom: 16px;
    right: 16px;
  }
  .neon-contact-trigger {
    width: 52px;
    height: 52px;
  }
  .neon-contact-menu {
    bottom: 64px;
    width: 230px;
  }
  .back-to-top-btn {
    bottom: 76px;
    right: 18px;
    width: 42px;
    height: 42px;
  }
}

/* --------------------------------------------------------------------------
   14. MODAL POPUP (LIÊN HỆ NGAY)
   -------------------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  padding: 20px;
}

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

.modal-dialog {
  background-color: #FFFFFF;
  border-radius: var(--border-radius-xl);
  max-width: 580px;
  width: 100%;
  padding: 40px;
  position: relative;
  transform: scale(0.9) translateY(20px);
  transition: all var(--transition-bounce);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
  border: 2px solid var(--color-brand-yellow);
}

.modal-backdrop.is-open .modal-dialog {
  transform: scale(1) translateY(0);
}

.modal-dialog p {
  font-size: var(--content-font-size);
  line-height: var(--content-line-height);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--color-gray-100);
  color: var(--color-gray-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background-color: var(--color-brand-green);
  color: #FFFFFF;
}

/* --------------------------------------------------------------------------
   15. RESPONSIVE BREAKPOINTS (MOBILE & TABLET)
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  .partners-logo-bar {
    grid-template-columns: repeat(5, 1fr);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .phone-mockup-card {
    flex: 0 0 310px;
    width: 310px;
  }
}

@media (max-width: 992px) {
  :root {
    --header-height: 72px;
  }

  .site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1060;
  }

  .menu-toggle-btn {
    display: inline-flex;
    z-index: 1070;
  }

  /* Floating Dropdown Card Menu matching user reference screenshot */
  .nav-menu {
    position: fixed;
    top: calc(var(--header-height) + 12px);
    left: 16px;
    right: 16px;
    width: auto;
    max-width: 440px;
    margin: 0 auto;
    height: auto;
    max-height: calc(100dvh - var(--header-height) - 24px);
    overflow-y: auto;
    background: linear-gradient(180deg, #1C6238 0%, #124426 100%);
    border-radius: 20px;
    padding: 24px 20px 24px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(239, 209, 49, 0.25);
    border: 1.5px solid rgba(239, 209, 49, 0.35);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px) scale(0.97);
    transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.25s;
    z-index: 1050;
    -webkit-overflow-scrolling: touch;
  }

  .nav-menu.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
  }

  .nav-menu .nav-link {
    font-size: var(--content-font-size);
    font-weight: 700;
    color: #FFFFFF;
    text-align: center;
    padding: 11px 20px;
    border-radius: 8px;
    width: 100%;
    display: block;
    transition: all var(--transition-fast);
    text-transform: none;
    letter-spacing: 0.3px;
  }

  .nav-menu .nav-link:hover,
  .nav-menu .nav-link:active {
    color: var(--color-brand-yellow);
    background-color: rgba(255, 255, 255, 0.08);
  }

  /* Highlighted "Trang chủ" pill matching Screenshot 2 */
  .nav-menu .nav-link.nav-home-link {
    display: inline-block !important;
    background-color: rgba(255, 255, 255, 0.16);
    color: #FFFFFF;
    border-radius: 8px;
    padding: 10px 32px;
    width: auto;
    min-width: 150px;
    margin-bottom: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  }

  .nav-menu .nav-link.nav-home-link:hover {
    background-color: rgba(255, 255, 255, 0.25);
    color: var(--color-brand-yellow);
  }

  .nav-menu .nav-link::after {
    display: none;
  }

  /* Hotline button inside dropdown card */
  .mobile-drawer-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 14px;
    padding: 12px 24px;
    background-color: var(--color-brand-yellow);
    color: var(--color-brand-green);
    border-radius: 999px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: var(--content-font-size);
    text-transform: uppercase;
    text-decoration: none;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
    width: 100%;
    max-width: 260px;
    transition: transform var(--transition-fast), background-color var(--transition-fast);
  }

  .mobile-drawer-cta:hover {
    background-color: #FFFFFF;
    transform: translateY(-2px);
  }

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

  .about-intro-grid {
    grid-template-columns: 1fr;
  }

  .core-values-grid {
    grid-template-columns: 1fr;
  }

  .partner-showcase-box {
    grid-template-columns: 1fr;
    padding: 32px 24px;
    gap: 24px;
    align-content: start;
    height: 100%;
  }

  .partner-logo-display {
    max-width: 240px;
    margin: 0 auto;
    aspect-ratio: 16 / 9;
    padding: 20px;
  }

  .partner-name,
  .partner-tag,
  .partner-campaign-title {
    text-align: center;
  }

  .contact-main-grid {
    grid-template-columns: 1fr;
  }

  .footer-top-grid {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .footer-brand-info {
    text-align: left;
  }

  .footer-logo-wrap {
    text-align: left;
  }

  .footer-social-wrap {
    align-items: center;
    text-align: center;
    width: 100%;
  }

  .hero-contact-bar {
    display: none;
    /* Hero banner covers mobile via image */
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
    --content-font-size: 0.95rem;
    --content-line-height: 1.6;
  }

  .section-about,
  .section-ecosystem,
  .section-services,
  .section-partners {
    padding: 30px 0 22px;
  }

  .site-footer {
    padding: 26px 0 16px;
  }

  .section-title-wrap {
    margin-bottom: 16px;
  }

  .section-title {
    font-size: 23px;
    padding-bottom: 8px;
  }

  .about-intro-grid {
    gap: 18px;
    margin-bottom: 20px;
  }

  .vision-block {
    padding: 18px 16px;
    margin-bottom: 18px;
  }

  .vision-heading {
    margin-bottom: 10px;
    gap: 10px;
  }

  .core-values-section {
    margin-top: 20px;
  }

  .core-values-title {
    margin-bottom: 14px;
  }

  .core-values-grid {
    gap: 12px;
  }

  .value-card {
    padding: 18px 16px;
  }

  .value-number-badge {
    top: 14px;
    right: 16px;
    width: 32px;
    height: 32px;
  }

  .channels-carousel-wrapper {
    padding: 10px 0;
  }

  .channels-track {
    gap: 16px;
  }

  .phone-mockup-card {
    flex: 0 0 270px !important;
    width: 270px !important;
    max-width: 74vw !important;
    min-width: 0 !important;
    border-radius: 22px;
    padding: 7px;
    /* box-shadow: 0 12px 28px rgba(0, 0, 0, 0.16); */
  }

  .phone-screen-inner {
    border-radius: 16px;
    aspect-ratio: 3 / 4;
  }

  .channels-filter-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-bottom: 16px;
  }

  .filter-btn {
    font-size: var(--content-font-size);
    padding: 10px 10px;
    line-height: 1.3;
    min-height: 42px;
    border-radius: 12px;
    white-space: normal;
  }

  .filter-btn:nth-child(3) {
    grid-column: 1 / -1;
  }

  .channels-container-box {
    padding: 18px 10px 22px;
    margin-top: 18px;
  }

  /* Slider Arrows trên Mobile siêu nhỏ gọn ("bé tí") */
  .carousel-nav-btn {
    width: 26px;
    height: 26px;
    /* box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25); */
    border-width: 1px;
  }

  .carousel-nav-btn svg {
    width: 13px;
    height: 13px;
  }

  .carousel-nav-btn.prev {
    left: 3px;
  }

  .carousel-nav-btn.next {
    right: 3px;
  }

  .partner-slider-container {
    margin-bottom: 10px;
  }


  .partner-showcase-box {
    padding: 18px 14px;
    gap: 14px;
    align-content: start;
    height: 100%;
  }

  .partner-logo-display {
    max-width: 170px;
    padding: 12px;
  }

  .partner-bullet-item {
    font-size: var(--content-font-size);
    padding-left: 20px;
    line-height: 1.5;
  }

  .partners-logo-bar {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .partner-tab-btn {
    height: 60px;
    padding: 8px 10px;
  }

  .partner-tab-btn img {
    max-height: 40px;
    max-width: 90%;
  }

  .partner-tab-btn:nth-child(10) {
    grid-column: 2;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 12px;
  }

  .stat-card {
    padding: 18px 14px;
  }

  .stat-number {
    font-size: 32px;
    margin-bottom: 4px;
  }

  .services-selector-grid {
    gap: 8px;
  }

  .service-detail-box {
    padding: 18px 16px;
    margin-top: 14px;
  }

  .service-header-row {
    gap: 12px;
    margin-bottom: 10px;
  }

  .service-big-number {
    font-size: 38px;
  }

  .service-title-text {
    font-size: var(--content-font-size);
  }

  .consultation-form-card {
    padding: 20px;
  }

  .footer-top-grid {
    gap: 18px;
    padding-bottom: 16px;
  }

  .floating-widgets {
    bottom: 16px;
    right: 16px;
  }
}

@media (max-width: 480px) {
  .partners-logo-bar {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .partner-tab-btn {
    height: 56px;
    padding: 6px 6px;
  }

  .partner-tab-btn img {
    max-height: 36px;
    max-width: 90%;
  }
}