:root {
  /* Colors */
  --primary-color: #1890ff;
  --primary-hover: #40a9ff;
  --primary-active: #096dd9;
  --primary-light: #f0f7ff;
  --bg-page: #f8fcff;
  --bg-card: #ffffff;
  --bg-blue-light: #ecf6ff;
  --bg-blue-gradient: linear-gradient(180deg, #ecf6ff 0%, #c5e3ff 100%);
  --bg-radial-card: radial-gradient(circle at 50% 50%, #ffffff 0%, #f9fcff 100%);
  
  --text-primary: #000000;
  --text-secondary: #3b3b3b;
  --text-muted: #595959;
  --text-light: #8c8c8c;
  --text-white: #ffffff;
  --text-blue: #1890ff;
  --text-indigo: #1e276d;
  
  --border-color: #e5e5e5;
  --border-light: #f0f0f0;
  --border-primary: #1890ff;
  --border-card: #e2e8f0;
  
  /* Shadows */
  --shadow-menu: 0px 4px 10px 0px rgba(200, 200, 200, 0.6);
  --shadow-card: 0px 4px 15px rgba(0, 0, 0, 0.05);
  --shadow-card-hover: 0px 8px 24px rgba(24, 144, 255, 0.12);
  --shadow-bubble: 0px 2px 4px 0px rgba(176, 176, 176, 0.5);
  
  /* Radius */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-2xl: 25px;
  --radius-full: 9999px;
  
  /* Layout */
  --max-width: 1280px;
  --nav-height: 80px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.35s ease;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}
/* Reset & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--bg-page);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-color: var(--bg-page);
}

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

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

button {
  font-family: inherit;
  font-size: inherit;
  border: none;
  background: none;
  cursor: pointer;
  outline: none;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

input, textarea {
  font-family: inherit;
  font-size: inherit;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  width: 100%;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(24, 144, 255, 0.15);
}

ul, ol {
  list-style: none;
}

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

section[id] {
  scroll-margin-top: var(--nav-height);
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.25;
  color: var(--text-primary);
}

.text-gradient {
  color: var(--primary-color);
}

.highlight-blue {
  color: var(--primary-color);
}

.section-title {
  font-size: 38px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 16px;
  line-height: 1.25;
}

.section-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  text-align: center;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

/* Accessibility: prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 500;
  font-size: 15px;
  line-height: 1.4;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--text-white);
  box-shadow: 0 4px 12px rgba(24, 144, 255, 0.3);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: 0 8px 24px rgba(24, 144, 255, 0.45);
  transform: translateY(-2px);
}

.btn-primary:active {
  background-color: var(--primary-active);
  transform: translateY(0);
}

.btn-outline {
  background-color: #ffffff;
  color: var(--primary-color);
  border: 1px solid #49b0ff;
}

.btn-outline:hover {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
  box-shadow: 0 6px 18px rgba(73, 176, 255, 0.25);
  transform: translateY(-2px);
}

.btn-pill-group {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px;
  background: #ffffff;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-menu);
}

.btn-text {
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  transition: color var(--transition-fast);
}

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

/* Badges & Tags */
.badge-tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 14px;
  color: var(--text-secondary);
  background: #ffffff;
  transition: all var(--transition-fast);
}

.badge-tag:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

/* Industry Tabs */
.industry-tabs-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 36px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
  padding-bottom: 2px;
  scrollbar-width: none;
}

.industry-tabs-bar::-webkit-scrollbar {
  display: none;
}

.industry-tab-btn {
  position: relative;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 12px 18px;
  transition: all var(--transition-fast);
  white-space: nowrap;
  border-radius: 8px 8px 0 0;
}

.industry-tab-btn:hover {
  color: var(--primary-color);
  background: rgba(0, 102, 255, 0.05);
  transform: translateY(-2px);
}

.industry-tab-btn.active {
  color: var(--primary-color);
  font-weight: 600;
}

.industry-tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2.5px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

/* Switch Toggle (Outbound / Inbound) */
.switch-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 30px;
  user-select: none;
}

.switch-label {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.switch-label.active {
  color: var(--text-primary);
}

.toggle-switch {
  width: 56px;
  height: 30px;
  background-color: #ffffff;
  border: 2px solid #595959;
  border-radius: 30px;
  position: relative;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  padding: 2px;
}

.toggle-slider {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background-color: #595959;
  position: absolute;
  top: 2px;
  left: 3px;
  transition: transform var(--transition-normal), background-color var(--transition-normal);
}

.toggle-switch.inbound-active .toggle-slider {
  transform: translateX(25px);
  background-color: var(--primary-color);
}

.toggle-switch.inbound-active {
  border-color: var(--primary-color);
}

/* Simulation Speech Bubbles */
.call-chat-box {
  background: var(--bg-blue-gradient);
  border-radius: var(--radius-2xl);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
  box-shadow: var(--shadow-card);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.call-chat-box:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(0, 102, 255, 0.1);
}

.chat-bubble {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  animation: fadeIn 0.3s ease;
  transition: transform 0.25s ease;
}

.chat-bubble:hover {
  transform: translateY(-2px) scale(1.015);
}

.chat-bubble-customer {
  justify-content: flex-end;
}

.bubble-content-customer {
  background-color: var(--primary-color);
  color: var(--text-white);
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 500;
  max-width: 80%;
  box-shadow: var(--shadow-bubble);
  transition: all 0.25s ease;
}

.chat-bubble:hover .bubble-content-customer {
  box-shadow: 0 8px 22px rgba(0, 102, 255, 0.4);
}

.bubble-content-bot {
  background-color: #ffffff;
  color: #1e276d;
  padding: 18px 22px;
  border-radius: var(--radius-lg);
  font-size: 15px;
  line-height: 1.6;
  max-width: 82%;
  box-shadow: var(--shadow-bubble);
  transition: all 0.25s ease;
}

.chat-bubble:hover .bubble-content-bot {
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.1);
}

.chat-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.chat-bubble:hover .chat-avatar {
  transform: scale(1.08);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
}

.chat-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Waveform Animation */
.waveform-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 10px;
}

.mic-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: #c5e3ff;
  border: 1.5px solid var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.sound-bars {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 24px;
}

.sound-bar {
  width: 3px;
  background-color: var(--primary-color);
  border-radius: 3px;
  animation: waveAnim 1.2s ease-in-out infinite alternate;
}

.sound-bar:nth-child(1) { height: 8px; animation-delay: 0.1s; }
.sound-bar:nth-child(2) { height: 16px; animation-delay: 0.3s; }
.sound-bar:nth-child(3) { height: 24px; animation-delay: 0.2s; }
.sound-bar:nth-child(4) { height: 12px; animation-delay: 0.4s; }
.sound-bar:nth-child(5) { height: 20px; animation-delay: 0.15s; }

@keyframes waveAnim {
  0% { transform: scaleY(0.4); }
  100% { transform: scaleY(1); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Modal Dialog */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  backdrop-filter: blur(4px);
  padding: 20px;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: #ffffff;
  border-radius: var(--radius-xl);
  max-width: 480px;
  width: 100%;
  padding: 32px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  text-align: center;
  transform: scale(0.95);
  transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-box {
  transform: scale(1);
}

.modal-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-light);
  color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  font-size: 28px;
}

.modal-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.modal-message {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

.modal-badge-demo {
  display: inline-block;
  background-color: #fff1f0;
  color: #cf1322;
  border: 1px solid #ffa39e;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
}

/* ==================== SCROLL REVEAL ANIMATIONS ==================== */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.96) translateY(20px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1) translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal-on-scroll,
  .reveal-scale,
  .reveal-left,
  .reveal-right {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}




/* ==================== HEADER & NAVBAR (ucall.vn style) ==================== */
.site-header {
  position: sticky;
  top: 12px;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 16px;
  background: transparent;
  transition: all 0.3s ease;
}

.header-container {
  max-width: 1080px;
  margin: 0 auto;
  height: 64px;
  background: rgba(255, 255, 255, 0.72);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  backdrop-filter: blur(24px) saturate(180%);
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05), inset 0 1px 1px rgba(255, 255, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px 0 24px;
  gap: 16px;
}

.header-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.header-logo img {
  height: 36px;
  width: auto;
  display: block;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 16px;
  background: transparent;
  padding: 0;
  box-shadow: none;
}

.nav-link {
  font-size: 14px;
  font-weight: 600;
  color: #1e276d;
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 10px;
  border-radius: 8px;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link:hover {
  color: var(--primary-color);
  background: rgba(24, 144, 255, 0.06);
}

.nav-link svg, .nav-link img {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.nav-item-dropdown {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-item-dropdown:hover .nav-link svg,
.nav-item-dropdown:hover .nav-link img {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 240px;
  background: rgba(255, 255, 255, 0.95);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-normal);
  z-index: 200;
}

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

.dropdown-item {
  display: block;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.dropdown-item:hover {
  background: var(--primary-light);
  color: var(--primary-color);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.btn-pill-group {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  box-shadow: none;
  padding: 0;
}

.btn-pill-group .btn-text {
  background: #ffffff;
  color: #1e276d;
  font-size: 13.5px;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: 9999px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
  transition: all var(--transition-fast);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
}

.btn-pill-group .btn-text:hover {
  color: var(--primary-color);
  border-color: var(--primary-color);
  transform: translateY(-1px);
}

.btn-pill-group .btn-primary {
  font-size: 13.5px;
  font-weight: 600;
  padding: 7px 18px;
  border-radius: 9999px;
  box-shadow: 0 4px 14px rgba(24, 144, 255, 0.35);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-pill-group .btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(24, 144, 255, 0.45);
}

.mobile-menu-btn {
  display: none;
  width: 38px;
  height: 38px;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #1e276d;
  cursor: pointer;
}

/* ==================== SECTION 1: HERO & PARTNERS ==================== */
.hero-section {
  padding: 60px 0 40px;
  text-align: center;
}

.hero-title-main {
  font-size: 56px;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1.15;
  margin-bottom: 12px;
}

.hero-title-sub {
  font-size: 36px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 60px;
}

.hero-partners {
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  position: relative;
  width: 100%;
}

.partners-heading {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 24px;
  text-align: center;
  letter-spacing: -0.01em;
}

.partners-marquee-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding: 6px 0 16px 0;
  mask-image: linear-gradient(to right, transparent 0%, black 6%, black 94%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 6%, black 94%, transparent 100%);
}

.partners-marquee-track {
  display: flex;
  align-items: center;
  gap: 20px;
  width: max-content;
  will-change: transform;
  animation: partnersMarqueeScroll 65s linear infinite;
}

.partners-marquee-container:hover .partners-marquee-track {
  animation-play-state: paused;
}

.partner-card {
  width: 156px;
  height: 74px;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  flex-shrink: 0;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  user-select: none;
}

.partner-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.06);
  border-color: rgba(0, 102, 255, 0.25);
}

.partner-card img {
  max-width: 132px;
  max-height: 52px;
  width: auto;
  height: auto;
  object-fit: contain;
  opacity: 0.95;
  filter: grayscale(8%);
  transition: filter 0.25s ease, opacity 0.25s ease, transform 0.25s ease;
}

.partner-card:hover img {
  opacity: 1;
  filter: grayscale(0%);
  transform: scale(1.04);
}

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

/* ==================== SECTION 2: INDUSTRY DEMO BOX ==================== */
.demo-section {
  padding: 50px 0 70px;
}

.demo-grid-wrapper {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-2xl);
  padding: 36px;
  box-shadow: var(--shadow-card);
}

.demo-content-row {
  display: grid;
  grid-template-columns: 240px 1fr 340px;
  gap: 28px;
  align-items: stretch;
}

.demo-stat-card {
  background: var(--bg-radial-card);
  border: 1px solid var(--primary-color);
  border-radius: var(--radius-xl);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 16px rgba(0, 102, 255, 0.06);
}

.demo-stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(0, 102, 255, 0.14);
  border-color: #0056cc;
}

.stat-huge-number {
  font-size: 54px;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
  margin-bottom: 12px;
  transition: transform 0.25s ease;
}

.demo-stat-card:hover .stat-huge-number {
  transform: scale(1.04);
}

.stat-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.55;
}

.demo-form-card {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.demo-form-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(0, 102, 255, 0.1);
  border-color: rgba(0, 102, 255, 0.3);
}

.demo-form-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.demo-form-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 20px;
}

.demo-form-instruction {
  font-size: 16px;
  font-weight: 600;
  color: #070e45;
  line-height: 1.5;
  margin-bottom: 16px;
  text-align: left;
}

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

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

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

.captcha-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
}

.captcha-input {
  flex: 1;
  min-width: 0;
  height: 42px;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-primary);
  background: #ffffff;
  transition: all var(--transition-fast);
}

.captcha-input:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.15);
}

.captcha-badge-box {
  display: flex;
  align-items: center;
  gap: 4px;
  background: #f8fafc;
  padding: 2px 4px 2px 2px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-card);
  user-select: none;
  flex-shrink: 0;
}

.captcha-canvas {
  width: 115px;
  height: 38px;
  border-radius: 4px;
  display: block;
  cursor: pointer;
  background: #f1f5f9;
}

.captcha-refresh-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: 4px;
  color: #64748b;
  cursor: pointer;
  transition: all 0.25s ease;
  padding: 0;
}

.captcha-refresh-btn:hover {
  background: #e2e8f0;
  color: var(--primary-color);
}

.captcha-refresh-btn.rotating svg {
  transform: rotate(360deg);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==================== SECTION 3: INBOUND / OUTBOUND TOGGLE ==================== */
.toggle-section {
  padding: 60px 0;
  text-align: center;
}

.toggle-card-box {
  display: grid;
  grid-template-columns: 380px 1fr;
  border: 1px solid #3b3b3b;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: #ffffff;
  text-align: left;
  box-shadow: var(--shadow-card);
}

.toggle-mockup-col {
  background: var(--bg-blue-light);
  border-right: 1px solid #3b3b3b;
  padding: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}

.toggle-mockup-col img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.toggle-info-col {
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.toggle-col-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.3;
}

.toggle-col-subtitle {
  font-size: 18px;
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 20px;
}

.feature-bullets {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.feature-bullet-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.feature-bullet-item::before {
  content: '•';
  color: var(--primary-color);
  font-weight: bold;
  font-size: 18px;
  line-height: 1;
}

.tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

/* ==================== SECTION 4: STATS & EFFICIENCY ==================== */
.stats-section {
  padding: 60px 0;
  text-align: center;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.stat-item-box {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 32px 20px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-normal);
}

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

.stat-number-large {
  font-size: 48px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1;
}

.stat-label-text {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Inline Phone Lead Form (#40831:6853) */
.stats-lead-form {
  margin-top: 50px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.inline-phone-form {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  max-width: 680px;
}

.inline-phone-input-wrap {
  flex: 1;
  max-width: 536px;
  height: 48px;
  background: #ffffff;
  border: 2px solid #3B3B3B;
  border-radius: 24px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.inline-phone-input-wrap:focus-within {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(24, 144, 255, 0.18);
}

.inline-phone-input {
  width: 100%;
  border: none;
  outline: none;
  background: transparent;
  font-size: 16px;
  font-style: italic;
  font-weight: 500;
  color: var(--text-primary);
  font-family: inherit;
}

.inline-phone-input::placeholder {
  color: #8c8c8c;
  font-style: italic;
  font-weight: 500;
}

.inline-phone-btn {
  height: 48px;
  padding: 0 26px;
  border-radius: 24px;
  font-size: 17px;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: 0 4px 14px rgba(24, 144, 255, 0.35);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.inline-phone-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(24, 144, 255, 0.45);
}

/* ==================== SECTION 5: WHY CHOOSE US ==================== */
.why-section {
  padding: 60px 0;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 44px;
}

.why-card {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
}

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

.why-card-img {
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.why-card-img img {
  max-height: 100%;
  object-fit: contain;
}

.why-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary-color);
  text-decoration: none;
  margin-top: 18px;
  transition: all var(--transition-fast);
}

.why-card-link:hover {
  color: #096dd9;
  gap: 10px;
}

.arrow-up-right {
  font-size: 15px;
  line-height: 1;
  display: inline-block;
  transition: transform var(--transition-fast);
}

.why-card-link:hover .arrow-up-right,
.feature-pill-link:hover .arrow-up-right {
  transform: translate(2px, -2px);
}

/* ==================== SECTION 6: USECASES SLIDER ==================== */
.usecase-section {
  padding: 70px 0;
  background: #ffffff;
}

.slider-header-wrap {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 36px;
}

.slider-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.slider-arrow-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #f0f7ff;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--primary-color);
  transition: all var(--transition-fast);
}

.slider-arrow-btn:hover {
  background: var(--primary-color);
  color: #ffffff;
}

.usecase-track-container {
  overflow: hidden;
  position: relative;
  width: 100%;
  padding-top: 14px;
  padding-bottom: 24px;
  margin-top: -14px;
  margin-bottom: -24px;
}

.usecase-track {
  display: flex;
  gap: 24px;
  transition: transform 0.4s ease;
  will-change: transform;
}

.usecase-card {
  flex: 0 0 calc(33.333% - 16px);
  min-width: 280px;
  background: var(--bg-page);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: var(--shadow-card);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.usecase-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 38px rgba(0, 102, 255, 0.1);
  border-color: rgba(0, 102, 255, 0.35);
}

.usecase-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease;
}

.usecase-card:hover .usecase-icon-wrap {
  transform: scale(1.1) rotate(3deg);
  background: rgba(0, 102, 255, 0.14);
}

.usecase-icon-wrap img, .usecase-icon-wrap svg {
  width: 32px;
  height: 32px;
}

.usecase-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.35;
}

.usecase-card-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Pagination Dots (#41311:6674) */
.usecase-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 32px;
}

.usecase-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #D9D9D9;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.usecase-dot.active {
  background: #000000;
  transform: scale(1.15);
}

.usecase-dot:hover {
  background: #8c8c8c;
}

.usecase-dot.active:hover {
  background: #000000;
}

/* ==================== SECTION 7: CORE FEATURES ==================== */
.features-section {
  padding: 70px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 40px;
}

.feature-pill-card {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-card);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.feature-pill-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 40px rgba(0, 102, 255, 0.09);
  border-color: rgba(0, 102, 255, 0.3);
}

.feature-step-num {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 12px;
  transition: transform 0.25s ease;
}

.feature-pill-card:hover .feature-step-num {
  transform: scale(1.08);
}

.feature-pill-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.feature-pill-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.feature-visual-box {
  background: var(--bg-page);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  overflow: hidden;
}

.feature-pill-card:nth-child(2) .feature-visual-box {
  align-items: flex-end;
  padding-bottom: 0;
}

.feature-visual-box img {
  border-radius: var(--radius-md);
  max-height: 220px;
  width: auto;
  height: auto;
  object-fit: contain;
}

.feature-pill-card:nth-child(2) .feature-visual-box img {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

.feature-pill-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--primary-color);
  text-decoration: none;
  margin-top: 18px;
  transition: all var(--transition-fast);
}

.feature-pill-link:hover {
  color: #096dd9;
  gap: 10px;
}

/* ==================== SECTION 8: CTA BANNER ==================== */
.cta-banner-section {
  padding: 60px 0;
}

.cta-banner-box {
  background: linear-gradient(135deg, #1890ff 0%, #0050b3 100%);
  border-radius: var(--radius-2xl);
  padding: 56px 48px;
  color: #ffffff;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(24, 144, 255, 0.35);
}

.cta-banner-title {
  font-size: 36px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 28px;
  line-height: 1.3;
}

.cta-banner-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.btn-white {
  background: #ffffff;
  color: var(--primary-color);
  font-weight: 600;
}

.btn-white:hover {
  background: #f0f7ff;
  transform: translateY(-2px);
}

/* ==================== SECTION 9: AI MODELS & TECH ==================== */
.tech-section {
  padding: 70px 0;
  text-align: center;
}

.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  text-align: left;
  margin-top: 40px;
}

.tech-visual-col img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
}

.tech-feature-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.tech-feature-card {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  box-shadow: var(--shadow-card);
}

.tech-feature-card h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.tech-feature-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==================== SECTION 10: 5 STEPS ==================== */
.steps-section {
  padding: 70px 0;
  text-align: center;
}

.steps-flow-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-top: 48px;
  margin-bottom: 40px;
}

.step-card {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 24px 16px;
  text-align: center;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.step-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(0, 102, 255, 0.1);
  border-color: rgba(0, 102, 255, 0.35);
}

.step-circle-badge {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary-color);
  font-weight: 700;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  transition: all 0.25s ease;
}

.step-card:hover .step-circle-badge {
  transform: scale(1.15);
  background: var(--primary-color);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.35);
}

.step-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.step-card-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}

.step-card-img {
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-card-img img {
  max-height: 100%;
  object-fit: contain;
}

.steps-actions,
.steps-cta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  margin-top: 48px;
  flex-wrap: wrap;
}

.steps-cta-text {
  font-size: 24px;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.4;
}

.btn-dark-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #3b3b3b;
  color: #ffffff;
  padding: 10px 28px;
  border-radius: 30px;
  font-size: 18px;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.btn-dark-pill:hover {
  background: #1f1f1f;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
  color: #ffffff;
}

/* ==================== SECTION 11: FAQ ==================== */
.faq-section {
  padding: 70px 0;
  background: #ffffff;
}

.faq-list {
  max-width: 840px;
  margin: 40px auto 30px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.25s ease;
  background: #ffffff;
}

.faq-item:hover {
  border-color: rgba(24, 144, 255, 0.45);
  box-shadow: 0 6px 20px rgba(24, 144, 255, 0.08);
  transform: translateX(4px);
}

.faq-item.active {
  border-color: var(--primary-color);
  box-shadow: 0 8px 24px rgba(24, 144, 255, 0.1);
}

.faq-question-btn {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  background: #ffffff;
  cursor: pointer;
}

.faq-question-btn:hover {
  color: var(--primary-color);
}

.faq-icon-chevron {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.faq-item.active .faq-icon-chevron {
  transform: rotate(180deg);
}

.faq-answer-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  background: var(--bg-page);
  padding: 0 24px;
}

.faq-item.active .faq-answer-panel {
  max-height: 400px;
  padding: 16px 24px 24px;
}

.faq-answer-panel p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.btn-faq-price {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 18px;
  border: 1px solid #3b3b3b;
  border-radius: 17.5px;
  color: #3b3b3b;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-fast);
  background: transparent;
}

.btn-faq-price:hover {
  background: #3b3b3b;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

/* ==================== SECTION 12: CASE STUDY ==================== */
.casestudy-section {
  padding: 60px 0;
}

.casestudy-box {
  background: #ffffff;
  border: 1px solid #8455e2;
  border-radius: var(--radius-2xl);
  padding: 48px;
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.casestudy-box:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(132, 85, 226, 0.16);
  border-color: #722ed1;
}

.casestudy-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  line-height: 1.35;
}

.casestudy-bullets {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.casestudy-bullet {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.55;
}

.casestudy-bullet::before {
  content: '•';
  color: #8455e2;
  font-weight: bold;
}

.casestudy-metrics {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 28px;
}

.metric-pill {
  background: #fbf5ff;
  border: 1px solid #d3adf7;
  border-radius: var(--radius-lg);
  padding: 12px 18px;
  text-align: center;
  transition: all 0.25s ease;
}

.metric-pill:hover {
  transform: translateY(-2px);
  border-color: #8455e2;
  box-shadow: 0 4px 14px rgba(132, 85, 226, 0.15);
}

.metric-val {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
}

.metric-txt {
  font-size: 13px;
  color: var(--text-muted);
}

.casestudy-visual img {
  border-radius: var(--radius-xl);
  width: 100%;
  box-shadow: var(--shadow-card);
}

/* ==================== SECTION 13: CONTACT FORM & FOOTER ==================== */
.contact-section {
  padding: 80px 0 60px;
  background: var(--bg-page);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.contact-subtag {
  font-size: 16px;
  font-weight: 600;
  color: #1890ff;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.contact-info-col h2 {
  font-size: 38px;
  font-weight: 700;
  color: #1e276d;
  margin-bottom: 16px;
  line-height: 1.25;
}

.contact-info-col p {
  font-size: 16px;
  color: #2b2b2b;
  line-height: 1.6;
  margin-bottom: 36px;
}

.contact-separator {
  height: 1px;
  background: #e5e5e5;
  margin-bottom: 32px;
}

.contact-items-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-item-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: transform 0.25s ease;
}

.contact-item-row:hover {
  transform: translateX(4px);
}

.contact-item-icon-circle {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #1890ff;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(24, 144, 255, 0.25);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.contact-item-row:hover .contact-item-icon-circle {
  transform: scale(1.1);
  box-shadow: 0 6px 18px rgba(24, 144, 255, 0.4);
}

.contact-item-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-item-label {
  font-size: 16px;
  font-weight: 600;
  color: #000000;
}

.contact-item-val {
  font-size: 16px;
  font-weight: 400;
  color: #000000;
  line-height: 1.5;
}

.contact-item-val a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.contact-form-col {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 20px;
  padding: 44px 40px;
  box-shadow: 0px 4px 20px rgba(0, 0, 0, 0.07);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.contact-form-col:hover {
  transform: translateY(-4px);
  box-shadow: 0px 16px 40px rgba(0, 0, 0, 0.1);
  border-color: rgba(0, 102, 255, 0.25);
}

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

.form-group label {
  display: block;
  font-size: 18px;
  font-weight: 600;
  color: #000000;
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: #f2f2f2;
  border: 1px solid transparent;
  border-radius: 7px;
  padding: 14px 16px;
  font-family: inherit;
  font-size: 16px;
  color: #000000;
  transition: all 0.25s ease;
}

.form-group input:hover,
.form-group textarea:hover {
  background: #f9f9f9;
  border-color: rgba(24, 144, 255, 0.4);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #8c8c8c;
  font-style: italic;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  background: #ffffff;
  border-color: #1890ff;
  box-shadow: 0 0 0 3px rgba(24, 144, 255, 0.15);
}

.btn-form-submit {
  width: 100%;
  padding: 10px 24px 10px 10px;
  border-radius: 39px;
  background: linear-gradient(132deg, #49b0ff 0%, #1240a1 100%);
  color: #ffffff;
  font-size: 18px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  box-shadow: 0 6px 18px rgba(18, 64, 161, 0.3);
  transition: all var(--transition-fast);
  margin-top: 28px;
}

.btn-form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(18, 64, 161, 0.4);
}

.btn-submit-circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ==================== FOOTER (#40838:6641) ==================== */
.site-footer {
  background: #070e45;
  color: #ffffff;
  padding: 84px 0 80px;
  border-top: none;
  position: relative;
}

.footer-container {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.footer-brand {
  margin-bottom: 8px;
}

.footer-brand img {
  display: block;
  width: 127px;
  height: auto;
}

.footer-content-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 80px;
}

.footer-addresses-col {
  display: flex;
  flex-direction: column;
  gap: 22px;
  flex: 1;
  max-width: 620px;
}

.footer-addr-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-addr-title {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  font-weight: 700;
  color: #ffffff;
}

.footer-icon {
  flex-shrink: 0;
  color: #ffffff;
}

.footer-addr-text {
  font-size: 15px;
  font-weight: 400;
  color: #ffffff;
  line-height: 1.6;
  padding-left: 24px;
  opacity: 0.95;
}

.footer-actions-col {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 20px;
  min-width: 330px;
}

.footer-btn-row {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  justify-content: flex-end;
}

.btn-footer-contact {
  background: #ffffff;
  color: #1e276d;
  font-size: 16px;
  font-weight: 700;
  border-radius: 30px;
  padding: 8px 24px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.btn-footer-contact:hover {
  background: #f0f7ff;
  transform: translateY(-2px);
}

.btn-footer-login {
  background: linear-gradient(90deg, #3f90f2 0%, #38d2fb 100%);
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
  border-radius: 30px;
  padding: 8px 24px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.btn-footer-login:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-end;
  width: 100%;
}

.footer-contact-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #ffffff;
}

.footer-icon-sm {
  flex-shrink: 0;
  color: #ffffff;
}

.footer-contact-label {
  font-size: 14px;
  font-weight: 600;
  color: #ffffff;
}

.footer-contact-val {
  font-size: 13px;
  color: #ffffff;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-contact-val:hover {
  color: #38d2fb;
  text-decoration: underline;
}

.footer-social-row {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-top: 4px;
}

.footer-social-row img {
  display: block;
  object-fit: contain;
  transition: transform var(--transition-fast), opacity var(--transition-fast), filter var(--transition-fast);
}

.footer-social-row a:hover img {
  transform: translateY(-3px) scale(1.18);
  opacity: 1;
  filter: drop-shadow(0 4px 12px rgba(56, 210, 251, 0.5));
}
/* ==================== RESPONSIVE DESIGN ==================== */

/* Tablet (768px - 1023px) */
@media (max-width: 1023px) {
  .hero-title-main {
    font-size: 44px;
  }
  
  .hero-title-sub {
    font-size: 28px;
  }
  
  .demo-content-row {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .toggle-card-box {
    grid-template-columns: 1fr;
  }
  
  .toggle-mockup-col {
    border-right: none;
    border-bottom: 1px solid #3b3b3b;
    padding: 30px;
  }
  
  .toggle-info-col {
    padding: 32px 24px;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .tech-grid {
    grid-template-columns: 1fr;
  }
  
  .steps-flow-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .casestudy-box {
    grid-template-columns: 1fr;
    padding: 32px 24px;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  
  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Mobile (< 768px) */
@media (max-width: 767px) {
  :root {
    --nav-height: 60px;
  }
  
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }
  
  /* Header & Capsule Navigation */
  .site-header {
    top: 8px;
    padding: 0 10px;
  }

  .header-container {
    height: 60px;
    padding: 0 10px 0 16px;
    gap: 8px;
  }

  .header-logo img {
    height: 28px;
    width: auto;
  }

  .header-nav {
    position: fixed;
    top: 74px;
    left: 12px;
    right: 12px;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 20px 16px;
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.22);
    border: 1px solid rgba(0, 102, 255, 0.12);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: all var(--transition-normal);
    z-index: 1050;
    max-height: calc(100vh - 90px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  
  .header-nav.mobile-active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .header-nav .nav-link {
    font-size: 16px;
    font-weight: 600;
    padding: 12px 14px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--text-primary);
  }

  .nav-item-dropdown .nav-link img {
    transition: transform 0.25s ease;
  }

  .nav-item-dropdown.mobile-open .nav-link img {
    transform: rotate(180deg);
  }

  .dropdown-menu {
    position: static;
    box-shadow: none;
    border: none;
    padding: 8px 12px;
    margin-top: 4px;
    background: #f4f8fe;
    border-radius: 12px;
    display: none;
    flex-direction: column;
    gap: 4px;
  }

  .nav-item-dropdown.mobile-open .dropdown-menu {
    display: flex;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .dropdown-item {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
    padding: 10px 12px;
    border-radius: 8px;
    display: block;
    background: transparent;
    transition: background var(--transition-fast);
  }

  .dropdown-item:active {
    background: rgba(0, 102, 255, 0.1);
  }

  .mobile-menu-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 1040;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }

  .mobile-menu-backdrop.active {
    opacity: 1;
    visibility: visible;
  }

  body.menu-open {
    overflow: hidden;
  }

  /* BOTH actions "Tạo tài khoản" & "Tư vấn" visible on mobile header (Bigger text & touch targets) */
  .header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .btn-pill-group {
    display: inline-flex !important;
    align-items: center;
    gap: 6px;
    background: transparent;
    padding: 0;
  }
  
  .btn-pill-group .btn-text {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    font-size: 13.5px !important;
    font-weight: 600;
    padding: 8px 13px !important;
    height: 38px;
    border-radius: 9999px;
    white-space: nowrap;
    border: 1px solid rgba(0, 0, 0, 0.12);
    background: rgba(255, 255, 255, 0.85);
    color: var(--text-primary);
  }

  .btn-pill-group .btn-primary {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    font-size: 13.5px !important;
    font-weight: 600;
    padding: 8px 16px !important;
    height: 38px;
    border-radius: 9999px;
    white-space: nowrap;
    box-shadow: 0 2px 10px rgba(0, 102, 255, 0.28);
  }
  
  .mobile-menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    font-size: 20px;
    border-radius: 9999px;
    flex-shrink: 0;
  }
  
  /* Readable Mobile Typography */
  body {
    font-size: 16px;
  }

  .hero-section {
    padding: 40px 0 30px;
  }

  .hero-title-main {
    font-size: 38px;
    line-height: 1.2;
    margin-bottom: 12px;
  }
  
  .hero-title-sub {
    font-size: 22px;
    line-height: 1.35;
    margin-bottom: 24px;
  }
  
  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }
  
  .hero-actions .btn {
    width: 100%;
    font-size: 16px;
    padding: 13px 20px;
  }

  .partners-heading {
    font-size: 15px;
    line-height: 1.5;
    padding: 0 10px;
  }

  .partner-card {
    width: 136px;
    height: 66px;
    padding: 6px 10px;
    border-radius: 10px;
  }

  .partner-card img {
    max-width: 114px;
    max-height: 48px;
  }

  .partners-marquee-track {
    gap: 14px;
    animation-duration: 48s;
  }

  .partners-marquee-container {
    mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
  }
  
  .section-title {
    font-size: 28px;
    line-height: 1.3;
  }

  .section-subtitle {
    font-size: 16px;
    line-height: 1.6;
  }
  
  .industry-tabs-bar {
    justify-content: flex-start;
    gap: 10px;
    padding-bottom: 8px;
  }
  
  .industry-tab-btn {
    padding: 9px 14px;
    font-size: 15px;
    white-space: nowrap;
  }
  
  .captcha-wrapper {
    gap: 8px;
  }
  
  .captcha-badge-box {
    gap: 2px;
    padding: 2px;
  }
  
  .captcha-canvas {
    width: 105px;
    height: 36px;
  }
  
  .captcha-input {
    font-size: 14px;
    height: 40px;
    padding: 6px 10px;
  }

  .switch-wrapper {
    gap: 12px;
  }
  
  .switch-label {
    font-size: 16px;
    font-weight: 600;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .inline-phone-form {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }

  .inline-phone-input-wrap {
    max-width: 100%;
    width: 100%;
    height: 50px;
  }

  .inline-phone-btn {
    width: 100%;
    height: 50px;
    font-size: 16px;
  }

  .stat-number-large {
    font-size: 44px;
  }

  .stat-label {
    font-size: 17px;
    font-weight: 600;
  }

  .stat-desc {
    font-size: 15px;
    line-height: 1.55;
  }
  
  .why-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .why-card {
    padding: 24px 20px;
  }

  .why-card-title {
    font-size: 18px;
  }

  .why-card p {
    font-size: 15px;
    line-height: 1.6;
  }

  .why-card-img {
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    background: #f8fafc;
    border-radius: 12px;
    padding: 10px;
  }

  .why-card-img img {
    max-width: 90%;
    max-height: 130px;
    width: auto;
    height: auto;
    object-fit: contain;
  }
  
  .usecase-card {
    flex: 0 0 88%;
    padding: 24px 20px;
  }

  .usecase-icon-wrap {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
  }

  .usecase-icon-wrap img,
  .usecase-icon-wrap svg {
    width: 32px;
    height: 32px;
    object-fit: contain;
  }

  .usecase-card-title {
    font-size: 18px;
  }

  .usecase-card-desc {
    font-size: 15px;
    line-height: 1.6;
  }

  .feature-pill-card {
    padding: 26px 20px;
  }

  .feature-step-num {
    font-size: 24px;
  }

  .feature-pill-title {
    font-size: 19px;
  }

  .feature-pill-desc {
    font-size: 16px;
    line-height: 1.6;
  }

  .feature-visual-box {
    min-height: 190px;
    max-height: 240px;
    padding: 16px;
    background: #f4f8fe;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin: 16px 0 12px;
  }

  .feature-visual-box img {
    max-width: 100%;
    max-height: 200px;
    width: auto;
    height: auto;
    object-fit: contain;
  }

  .feature-pill-card:nth-child(2) .feature-visual-box {
    align-items: flex-end;
    padding-bottom: 0;
  }

  .feature-pill-card:nth-child(2) .feature-visual-box img {
    max-height: 220px;
  }

  .why-card-link,
  .feature-pill-link {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 40px;
    padding: 8px 16px;
    background: #f0f7ff;
    border-radius: 20px;
    color: var(--primary-color) !important;
    font-size: 14.5px !important;
    font-weight: 600;
    margin-top: 14px;
    width: fit-content;
    border: 1px solid rgba(0, 102, 255, 0.15);
    text-decoration: none;
    transition: all var(--transition-fast);
  }

  .why-card-link:active,
  .feature-pill-link:active {
    background: var(--primary-color);
    color: #ffffff !important;
  }
  
  .cta-banner-box {
    padding: 36px 20px;
    border-radius: var(--radius-xl);
  }
  
  .cta-banner-title {
    font-size: 24px;
    line-height: 1.35;
  }
  
  .cta-banner-actions {
    flex-direction: column;
    gap: 12px;
  }
  
  .cta-banner-actions .btn {
    width: 100%;
    font-size: 16px;
    padding: 12px 20px;
  }
  
  .steps-flow-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .step-card {
    padding: 22px 18px;
  }

  .step-card-title {
    font-size: 18px;
  }

  .step-card-desc {
    font-size: 15px;
    line-height: 1.6;
  }

  .step-card-img {
    height: 140px;
    margin-top: 14px;
    background: #f8fafc;
    border-radius: 12px;
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .step-card-img img {
    max-width: 100%;
    max-height: 120px;
    width: auto;
    height: auto;
    object-fit: contain;
  }
  
  .steps-actions,
  .steps-cta-row {
    flex-direction: column;
    width: 100%;
    gap: 16px;
    text-align: center;
  }
  
  .steps-actions .btn,
  .btn-dark-pill {
    width: 100%;
    font-size: 16px;
    padding: 12px 20px;
  }

  .steps-cta-text {
    font-size: 18px;
    line-height: 1.4;
  }
  
  .demo-grid-wrapper {
    padding: 24px 16px;
  }
  
  .call-chat-box {
    padding: 24px 16px;
  }
  
  .toggle-mockup-col {
    padding: 24px 16px;
  }

  .toggle-mockup-col img {
    max-width: 100%;
    max-height: 380px;
    width: auto;
    height: auto;
    object-fit: contain;
  }
  
  .toggle-info-col {
    padding: 24px 16px;
  }

  .tech-feature-card {
    padding: 18px 20px;
  }

  .tech-feature-card h3 {
    font-size: 17px !important;
  }

  .tech-feature-card p {
    font-size: 15px;
    line-height: 1.6;
  }

  .faq-question-btn {
    font-size: 17px;
    padding: 18px 20px;
  }

  .faq-answer-panel p {
    font-size: 15px;
    line-height: 1.65;
  }
  
  .casestudy-box {
    padding: 28px 20px;
  }

  .casestudy-title {
    font-size: 22px;
    line-height: 1.35;
  }

  .casestudy-bullet {
    font-size: 15px;
    line-height: 1.6;
  }
  
  .casestudy-metrics {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .metric-pill {
    padding: 12px;
  }

  .metric-val {
    font-size: 22px;
  }

  .metric-txt {
    font-size: 14px;
  }

  .casestudy-visual img {
    max-width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: 12px;
  }

  .contact-info-col h2 {
    font-size: 28px;
    line-height: 1.3;
  }

  .contact-info-col p {
    font-size: 16px;
    line-height: 1.6;
  }

  .contact-item-label {
    font-size: 16px;
  }

  .contact-item-val {
    font-size: 15px;
  }
  
  .contact-form-col {
    padding: 28px 20px;
  }

  .form-group label {
    font-size: 16px;
  }

  .form-group input,
  .form-group textarea {
    font-size: 16px !important;
    padding: 12px 14px;
  }

  .btn-form-submit {
    font-size: 16px;
    padding: 10px 20px;
  }
  
  .footer-content-grid {
    flex-direction: column;
    gap: 36px;
  }
  
  .footer-addresses-col {
    gap: 18px;
  }

  .footer-addr-title {
    font-size: 17px;
  }

  .footer-addr-text {
    font-size: 15px;
  }

  .footer-actions-col {
    align-items: flex-start;
    min-width: 100%;
  }

  .footer-btn-row {
    justify-content: flex-start;
  }

  .footer-contact-info {
    align-items: flex-start;
  }
}

/* Small mobile (360px - 390px) */
@media (max-width: 390px) {
  .hero-title-main {
    font-size: 32px;
  }
  
  .hero-title-sub {
    font-size: 20px;
  }
  
  .section-title {
    font-size: 25px;
  }
  
  .stat-huge-number {
    font-size: 40px;
  }

  .header-container {
    height: 56px;
    padding: 0 6px 0 12px;
    gap: 5px;
  }

  .header-logo img {
    height: 25px;
  }

  .btn-pill-group {
    gap: 6px;
  }

  .btn-pill-group .btn-text {
    font-size: 13px !important;
    padding: 6px 11px !important;
    height: 38px;
  }

  .btn-pill-group .btn-primary {
    font-size: 13px !important;
    padding: 6px 13px !important;
    height: 38px;
  }

  .mobile-menu-btn {
    width: 38px;
    height: 38px;
    font-size: 19px;
  }
}