/* ==========================================================================
   JAVIS HOME - SMART APARTMENT LANDING PAGE DESIGN SYSTEM
   Visual Direction: Minimal / Modern / Premium / White + Javis Orange + Slate Gray
   ========================================================================== */

:root {
  /* Brand Color Tokens */
  --javis-orange: #F4511E;
  --javis-orange-hover: #FF6A2A;
  --javis-orange-light: #FFF3EE;
  --javis-orange-subtle: #FFF8F5;
  --javis-orange-glow: rgba(244, 81, 30, 0.22);
  --javis-orange-gradient: linear-gradient(135deg, #F4511E 0%, #FF6A2A 100%);
  --javis-dark: #303238;
  --javis-darker: #1E2024;
  --javis-gray: #66686D;
  --javis-gray-light: #8E9198;
  --javis-light-gray: #F7F8FA;
  --javis-card-bg: #FFFFFF;
  --javis-border: #E5E7EB;
  --javis-border-light: #F0F2F5;
  --white: #FFFFFF;
  --black: #111827;

  /* Tier Accent Colors */
  --tier-basic: #4B5563;
  --tier-advance: #F4511E;
  --tier-premium: #D97706;

  /* Typography */
  --font-main: 'Inter', 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-heading: 'Inter', 'Be Vietnam Pro', sans-serif;

  /* Shadows */
  --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.1);
  --shadow-orange: 0 10px 25px rgba(244, 81, 30, 0.28);
  --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.03);

  /* Radius */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Container */
  --container-max: 1240px;
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--white);
  color: var(--javis-dark);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

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

/* Section Common Layouts */
section {
  padding: 96px 0;
  position: relative;
}

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

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

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 56px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--javis-orange);
  background: var(--javis-orange-light);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--javis-darker);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-title .text-orange {
  color: var(--javis-orange);
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--javis-gray);
  line-height: 1.7;
}

/* ==========================================================================
   BUTTONS & CTAs
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  white-space: nowrap;
  user-select: none;
}

.btn-primary {
  background: var(--javis-orange-gradient);
  color: var(--white);
  box-shadow: var(--shadow-orange);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #FF6A2A 0%, #F4511E 100%);
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(244, 81, 30, 0.35);
  color: var(--white);
}

.btn-secondary {
  background-color: var(--white);
  color: var(--javis-dark);
  border: 1.5px solid var(--javis-border);
  box-shadow: var(--shadow-xs);
}

.btn-secondary:hover {
  border-color: var(--javis-orange);
  color: var(--javis-orange);
  background-color: var(--javis-orange-subtle);
  transform: translateY(-2px);
}

.btn-white {
  background-color: var(--white);
  color: var(--javis-orange);
  font-weight: 700;
  box-shadow: var(--shadow-md);
}

.btn-white:hover {
  background-color: #FFF9F7;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

.btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 50%;
}

/* ==========================================================================
   HEADER & NAVBAR
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 80px;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid var(--javis-border-light);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  height: 70px;
  box-shadow: var(--shadow-sm);
  background-color: rgba(255, 255, 255, 0.98);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

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

.nav-link {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--javis-dark);
  padding: 8px 0;
  position: relative;
  text-transform: uppercase;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2.5px;
  background-color: var(--javis-orange);
  border-radius: var(--radius-full);
  transition: width var(--transition-normal);
}

.nav-link:hover {
  color: var(--javis-orange);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-hotline {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--javis-darker);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background-color: var(--javis-light-gray);
  transition: all var(--transition-fast);
}

.header-hotline:hover {
  color: var(--javis-orange);
  background-color: var(--javis-orange-light);
}

.header-hotline svg {
  color: var(--javis-orange);
}

.hamburger-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-xs);
  background-color: var(--javis-light-gray);
}

.hamburger-btn span {
  display: block;
  height: 2.5px;
  width: 100%;
  background-color: var(--javis-dark);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* Mobile Nav Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  background-color: var(--white);
  border-bottom: 1px solid var(--javis-border);
  box-shadow: var(--shadow-lg);
  padding: 24px;
  display: none;
  flex-direction: column;
  gap: 16px;
  z-index: 999;
  max-height: calc(100vh - 80px);
  overflow-y: auto;
}

.mobile-nav-drawer.open {
  display: flex;
}

.mobile-nav-drawer .nav-link {
  font-size: 1rem;
  padding: 10px 0;
  border-bottom: 1px solid var(--javis-border-light);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  padding-top: 130px;
  padding-bottom: 70px;
  background: radial-gradient(circle at 85% 30%, rgba(244, 81, 30, 0.05) 0%, rgba(255, 255, 255, 0) 60%),
              linear-gradient(180deg, #FFFFFF 0%, #F9FAFB 100%);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1.35fr;
  gap: 40px;
  align-items: start;
}

.hero-content {
  z-index: 2;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--javis-darker);
  margin-bottom: 18px;
}

.hero-title .title-highlight {
  color: var(--javis-orange);
  position: relative;
  display: inline-block;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--javis-gray);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 520px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

/* 4 Hero Pillars Grid */
.hero-pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--javis-border);
}

.pillar-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.pillar-icon-box {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--javis-orange-light);
  color: var(--javis-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.pillar-title {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--javis-darker);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.pillar-desc {
  font-size: 0.8125rem;
  color: var(--javis-gray);
  line-height: 1.4;
}

/* Hero Visual & Hotspots */
.hero-right-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero-visual-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  background: var(--white);
  padding: 16px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--javis-border-light);
}

.hero-floorplan-container {
  position: relative;
  border-radius: var(--radius-md);
  overflow: visible;
  background-color: #F8F9FB;
}

.hero-floorplan-container img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
  transition: transform var(--transition-smooth);
}

/* Dynamic Hotspots Layer strictly covering the floorplan */
#heroHotspotsContainer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 30;
}

/* Hotspot Pin - perfectly centered on coordinate */
.hotspot-pin {
  position: absolute;
  transform: translate(-50%, -50%);
  z-index: 40;
  cursor: pointer;
  pointer-events: auto;
}

.pin-pulse {
  position: relative;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid #FF5722;
  background: rgba(244, 81, 30, 0.25);
  box-shadow: 0 0 14px rgba(244, 81, 30, 0.7), inset 0 0 8px rgba(244, 81, 30, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  transition: all var(--transition-fast);
}

.pin-pulse::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid #FF5722;
  background: rgba(244, 81, 30, 0.35);
  animation: pulseRipple 2s infinite;
  z-index: -1;
}

@keyframes pulseRipple {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(2.2); opacity: 0; }
}

.hotspot-pin:hover .pin-pulse {
  transform: scale(1.22);
  background: rgba(244, 81, 30, 0.5);
  border-color: #FF3D00;
  box-shadow: 0 0 20px rgba(244, 81, 30, 0.9), inset 0 0 12px rgba(244, 81, 30, 0.6);
}

.pin-tooltip {
  position: absolute;
  bottom: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  background: rgba(17, 24, 39, 0.96);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(244, 81, 30, 0.45);
  color: var(--white);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.4);
  z-index: 100;
}

.pin-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border-width: 6px;
  border-style: solid;
  border-color: rgba(17, 24, 39, 0.96) transparent transparent transparent;
}

.hotspot-pin:hover .pin-tooltip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

/* Position Bottom for pins near top boundary */
.hotspot-pin.pos-bottom .pin-tooltip {
  bottom: auto;
  top: calc(100% + 12px);
  transform: translateX(-50%) translateY(-6px);
}

.hotspot-pin.pos-bottom .pin-tooltip::after {
  top: auto;
  bottom: 100%;
  border-color: transparent transparent rgba(17, 24, 39, 0.96) transparent;
}

.hotspot-pin.pos-bottom:hover .pin-tooltip {
  transform: translateX(-50%) translateY(0);
}

/* Position Left for pins near right edge */
.hotspot-pin.pos-left .pin-tooltip {
  left: auto;
  right: -8px;
  transform: translateY(6px);
}

.hotspot-pin.pos-left .pin-tooltip::after {
  left: auto;
  right: 18px;
  transform: none;
}

.hotspot-pin.pos-left:hover .pin-tooltip {
  transform: translateY(0);
}

.hotspot-pin.pos-bottom.pos-left .pin-tooltip {
  transform: translateY(-6px);
}

.hotspot-pin.pos-bottom.pos-left:hover .pin-tooltip {
  transform: translateY(0);
}

/* Position Right for pins near left edge */
.hotspot-pin.pos-right .pin-tooltip {
  left: -8px;
  right: auto;
  transform: translateY(6px);
}

.hotspot-pin.pos-right .pin-tooltip::after {
  left: 18px;
  transform: none;
}

.hotspot-pin.pos-right:hover .pin-tooltip {
  transform: translateY(0);
}

.hotspot-pin.pos-bottom.pos-right .pin-tooltip {
  transform: translateY(-6px);
}

.hotspot-pin.pos-bottom.pos-right:hover .pin-tooltip {
  transform: translateY(0);
}

.pin-tooltip-title {
  font-size: 0.8125rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 2px;
}

.pin-tooltip-desc {
  font-size: 0.6875rem;
  color: #E5E7EB;
  font-weight: 500;
}

/* Standalone Demo Button below image frame */
.hero-standalone-demo-action {
  width: 100%;
}

.btn-standalone-demo {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 15px 24px;
  background: linear-gradient(135deg, #181A1F 0%, #292D36 100%);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  border: 1.5px solid rgba(244, 81, 30, 0.45);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.btn-standalone-demo:hover {
  background: var(--javis-orange-gradient);
  border-color: var(--javis-orange);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(244, 81, 30, 0.4);
  color: #FFFFFF;
}

.play-btn-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: var(--javis-orange);
  border-radius: 50%;
  color: #FFFFFF;
  flex-shrink: 0;
  transition: all var(--transition-fast);
  box-shadow: 0 0 10px rgba(244, 81, 30, 0.5);
}

.btn-standalone-demo:hover .play-btn-circle {
  transform: scale(1.15);
  background: #FFFFFF;
  color: var(--javis-orange);
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.8);
}

/* ==========================================================================
   USP STRIP
   ========================================================================== */
.usp-strip {
  padding: 32px 0;
  background-color: var(--white);
  border-top: 1px solid var(--javis-border-light);
  border-bottom: 1px solid var(--javis-border-light);
}

.usp-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.usp-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.usp-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--javis-light-gray);
  border: 1px solid var(--javis-border-light);
  color: var(--javis-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-normal);
}

.usp-card:hover .usp-icon-wrap {
  background: var(--javis-orange);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-orange);
}

.usp-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--javis-darker);
  margin-bottom: 4px;
}

.usp-desc {
  font-size: 0.8125rem;
  color: var(--javis-gray);
  line-height: 1.5;
}

/* ==========================================================================
   APARTMENT SOLUTIONS (1PN - 2PN - 3PN x BASIC / ADVANCE / PREMIUM)
   ========================================================================== */
.apartments-section {
  background-color: var(--javis-light-gray);
}

/* Apartment Type Tabs */
.apartment-tabs-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.apt-tab-btn {
  padding: 14px 28px;
  border-radius: var(--radius-md);
  background: var(--white);
  color: var(--javis-dark);
  font-weight: 700;
  font-size: 0.9375rem;
  border: 1.5px solid var(--javis-border);
  box-shadow: var(--shadow-xs);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all var(--transition-normal);
}

.apt-tab-btn .badge-size {
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--javis-light-gray);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  color: var(--javis-gray);
}

.apt-tab-btn:hover {
  border-color: var(--javis-orange);
  color: var(--javis-orange);
}

.apt-tab-btn.active {
  background: var(--javis-darker);
  color: var(--white);
  border-color: var(--javis-darker);
  box-shadow: var(--shadow-md);
}

.apt-tab-btn.active .badge-size {
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
}

/* Tier Switcher Bar */
.tier-switcher-wrapper {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 8px;
  max-width: 680px;
  margin: 0 auto 40px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--javis-border);
  gap: 10px;
}

.tier-tab-btn {
  position: relative;
  overflow: hidden;
  padding: 14px 12px;
  border-radius: var(--radius-sm);
  color: var(--javis-gray);
  background: var(--white);
  border: 1.5px solid var(--javis-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  cursor: pointer;
  text-align: center;
}

.tier-tab-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  width: 100%;
  z-index: 2;
}

.tier-tab-icon-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: inherit;
}

.tier-tab-name {
  font-size: 0.9375rem;
  font-weight: 800;
  line-height: 1.2;
}

.tier-tab-subname {
  font-size: 0.75rem;
  font-weight: 600;
  color: #6B7280;
  line-height: 1.2;
}

.tier-tab-btn:hover {
  border-color: var(--javis-orange);
  color: var(--javis-darker);
  background-color: var(--javis-light-gray);
}

.tier-tab-btn.active {
  background: var(--javis-orange);
  border-color: var(--javis-orange);
  color: var(--white);
  box-shadow: var(--shadow-orange);
}

.tier-tab-btn.active .tier-tab-subname {
  color: rgba(255, 255, 255, 0.92);
}

/* Diagonal Corner Ribbon for Khuyên Dùng - Top Right Corner */
.ribbon-corner {
  position: absolute;
  top: 0;
  right: 0;
  width: 70px;
  height: 70px;
  overflow: hidden;
  pointer-events: none;
  z-index: 10;
}

.ribbon-corner span {
  position: absolute;
  top: 11px;
  right: -24px;
  transform: rotate(45deg);
  display: block;
  width: 90px;
  padding: 2.5px 0;
  background: #EF4444;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
  color: #FFFFFF;
  font-size: 0.5rem;
  font-weight: 900;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1;
  white-space: nowrap;
}

.tier-tab-btn.active .ribbon-corner span {
  background: #FFFFFF;
  color: #DC2626;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

/* Solution Display Card */
.solution-main-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--javis-border);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: start;
}

/* Left Pane: Image on Top, 20 Features Below */
.solution-visual-pane {
  padding: 24px;
  background-color: #FAFAFB;
  border-right: 1px solid var(--javis-border-light);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.solution-img-box {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--javis-border);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  position: relative;
  width: 100%;
}

.solution-img-box img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-smooth);
}

.solution-img-box:hover img {
  transform: scale(1.015);
}

/* 20 Features Section (3 columns) */
.solution-features-section {
  display: flex;
  flex-direction: column;
}

.solution-features-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--javis-border-light);
}

.features-header-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 800;
  color: var(--javis-darker);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.features-count-badge {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--javis-orange);
  background: rgba(244, 81, 30, 0.1);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

/* 3 Items per row Grid */
.solution-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.solution-feature-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border-radius: var(--radius-xs);
  transition: all var(--transition-fast);
  min-height: 38px;
}

/* Active features in current tier */
.solution-feature-item.active {
  background: #FFF7F2;
  border: 1.5px solid #FF9800;
  color: var(--javis-darker);
  font-weight: 700;
  box-shadow: 0 1px 3px rgba(244, 81, 30, 0.08);
}

.solution-feature-item.active .feature-icon-box {
  width: 20px;
  height: 20px;
  min-width: 20px;
  border-radius: 4px;
  background: var(--javis-orange);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 1px 4px rgba(244, 81, 30, 0.25);
}

.solution-feature-item.active .feature-status-icon {
  margin-left: auto;
  color: var(--javis-orange);
  flex-shrink: 0;
}

/* Features not included in current tier - displayed normal (not dimmed) */
.solution-feature-item.standard {
  background: #FFFFFF;
  border: 1px solid #E5E7EB;
  color: #374151;
  font-weight: 500;
  opacity: 1;
}

.solution-feature-item.standard .feature-icon-box {
  width: 20px;
  height: 20px;
  min-width: 20px;
  border-radius: 4px;
  background: #F3F4F6;
  color: #6B7280;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.solution-feature-item.standard .feature-status-dash {
  margin-left: auto;
  color: #9CA3AF;
  font-weight: 700;
  font-size: 0.75rem;
  flex-shrink: 0;
}

.solution-feature-item .feature-name {
  flex: 1;
  font-size: 0.72rem;
  line-height: 1.25;
  color: inherit;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Detail Info Pane */
.solution-info-pane {
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
}

.tier-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.tier-badge-basic {
  background: #E5E7EB;
  color: #374151;
}

.tier-badge-advance {
  background: #FFEDD5;
  color: #C2410C;
}

.tier-badge-premium {
  background: #FEF3C7;
  color: #B45309;
}

.solution-header-info h3 {
  font-size: 1.625rem;
  font-weight: 800;
  color: var(--javis-darker);
  margin-bottom: 6px;
}

.solution-header-info .tier-desc {
  font-size: 0.875rem;
  color: var(--javis-gray);
  margin-bottom: 24px;
}

.solution-price-box {
  background: var(--javis-orange-subtle);
  border: 1.5px dashed var(--javis-orange);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.solution-price-box .price-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--javis-gray);
}

.solution-price-box .price-value {
  font-size: 1.625rem;
  font-weight: 800;
  color: var(--javis-orange);
}

.solution-price-box .price-vat {
  font-size: 0.75rem;
  color: var(--javis-gray-light);
}

/* Equipment Table */
.equipment-section-title {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--javis-darker);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.equipment-list-scroll {
  max-height: 240px;
  overflow-y: auto;
  border: 1px solid var(--javis-border);
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
}

.equipment-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.equipment-table th {
  background: var(--javis-light-gray);
  padding: 10px 14px;
  font-weight: 700;
  color: var(--javis-darker);
  text-align: left;
  border-bottom: 1px solid var(--javis-border);
  position: sticky;
  top: 0;
  z-index: 2;
}

.equipment-table th:last-child {
  text-align: center;
  width: 70px;
}

.equipment-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--javis-border-light);
  color: var(--javis-dark);
}

.equipment-table tr:last-child td {
  border-bottom: none;
}

.equipment-table td:last-child {
  text-align: center;
  font-weight: 700;
  color: var(--javis-orange);
}

.equipment-table tr:hover td {
  background-color: var(--javis-orange-subtle);
}

.solution-action-row {
  display: flex;
  gap: 12px;
}

/* ==========================================================================
   ECOSYSTEM GRID
   ========================================================================== */
.ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.eco-card {
  background: var(--white);
  border: 1px solid var(--javis-border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.eco-card:hover {
  border-color: var(--javis-orange);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.eco-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--javis-light-gray);
  color: var(--javis-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  transition: all var(--transition-fast);
}

.eco-card:hover .eco-icon-box {
  background: var(--javis-orange-light);
  transform: scale(1.05);
}

.eco-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--javis-darker);
  margin-bottom: 8px;
}

.eco-card-desc {
  font-size: 0.8125rem;
  color: var(--javis-gray);
  line-height: 1.5;
}

/* ==========================================================================
   CONTROL CENTER SECTION (DASHBOARD & MOBILE)
   ========================================================================== */
.control-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 56px;
  align-items: center;
}

.control-mockup-wrapper {
  position: relative;
}

/* JAVIS Smart Display Device Frame */
.smart-display-device-frame {
  max-width: 360px;
  margin: 0 auto;
  background: #181A1F;
  border-radius: 40px;
  padding: 12px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.12);
  position: relative;
}

.smart-display-device-frame::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 4px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
}

.smart-display-screen {
  border-radius: 28px;
  overflow: hidden;
  background: #000000;
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5);
  line-height: 0;
}

.smart-display-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* Control Right Content */
.checklist-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin: 28px 0 36px;
}

.checklist-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--javis-darker);
}

.checklist-item svg {
  color: var(--javis-orange);
  flex-shrink: 0;
}

/* ==========================================================================
   SCENARIOS SECTION (INTERACTIVE LIVE SIMULATOR)
   ========================================================================== */
.scenarios-section {
  background-color: var(--white);
}

.scenario-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.scenario-tab-btn {
  background: var(--javis-light-gray);
  border: 1.5px solid var(--javis-border);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  text-align: left;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.scenario-tab-btn:hover {
  border-color: var(--javis-orange);
  background: var(--white);
  transform: translateY(-2px);
}

.scenario-tab-btn.active {
  background: var(--white);
  border-color: var(--javis-orange);
  box-shadow: var(--shadow-md);
}

.scenario-tab-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--javis-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--javis-border);
  transition: all var(--transition-fast);
}

.scenario-tab-btn.active .scenario-tab-icon {
  background: var(--javis-orange);
  color: var(--white);
  border-color: var(--javis-orange);
}

.scenario-tab-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--javis-darker);
}

.scenario-tab-badge {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--javis-gray);
}

/* Scenario Live Infographic Viewer */
.scenario-infographic-card {
  width: 100%;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--javis-border);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  position: relative;
  transition: all var(--transition-normal);
}

.scenario-infographic-card:hover {
  box-shadow: var(--shadow-xl);
  border-color: rgba(244, 81, 30, 0.3);
}

.scenario-img-wrapper {
  width: 100%;
  position: relative;
  overflow: hidden;
  background: transparent;
  display: flex;
  justify-content: center;
  align-items: center;
}

.scenario-display-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  image-rendering: -webkit-optimize-contrast;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

/* ==========================================================================
   SECURITY & SAFETY SECTION
   ========================================================================== */
.security-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.security-card {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--javis-border);
  padding: 32px 24px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.security-card:hover {
  border-color: var(--javis-orange);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.security-icon-box {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  background: var(--javis-orange-light);
  color: var(--javis-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.security-card-title {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--javis-darker);
  margin-bottom: 12px;
}

.security-card-desc {
  font-size: 0.875rem;
  color: var(--javis-gray);
  line-height: 1.6;
}

/* ==========================================================================
   ENERGY SAVING SECTION
   ========================================================================== */
.energy-card-container {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--javis-border);
  box-shadow: var(--shadow-md);
  padding: 40px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}

.energy-chart-mockup {
  background: #F9FAFB;
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px solid var(--javis-border);
}

.energy-chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.energy-badge {
  background: #DEF7EC;
  color: #03543F;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid #BCF0DA;
}

.bars-visual-wrapper {
  background: var(--white);
  border: 1px solid var(--javis-border-light);
  border-radius: var(--radius-sm);
  padding: 16px 14px 12px;
  margin-bottom: 14px;
}

.bars-visual {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 165px;
  gap: 8px;
  border-bottom: 1px dashed var(--javis-border);
  padding-bottom: 6px;
}

.bar-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  flex: 1;
  height: 100%;
}

.bar-val-badge {
  font-size: 0.6875rem;
  font-weight: 700;
  color: #9CA3AF;
  line-height: 1;
  transition: all var(--transition-fast);
}

.bar-val-badge.active {
  color: var(--javis-orange);
  font-weight: 800;
}

.bar-fill {
  width: 22px;
  background: #E5E7EB;
  border-radius: 4px 4px 0 0;
  transition: height 0.6s ease;
}

.bar-fill.active {
  background: linear-gradient(180deg, #FF6E40 0%, #F4511E 100%);
  box-shadow: 0 4px 12px rgba(244, 81, 30, 0.35);
}

.bar-label {
  font-size: 0.75rem;
  color: var(--javis-gray);
  font-weight: 600;
  margin-top: 4px;
}

.bar-label.active {
  color: var(--javis-orange);
  font-weight: 800;
}

.energy-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.energy-stat-mini {
  background: var(--white);
  padding: 12px 8px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--javis-border-light);
  text-align: center;
  transition: all var(--transition-fast);
}

.energy-stat-mini.highlight {
  background: #FFF7ED;
  border-color: rgba(244, 81, 30, 0.35);
  box-shadow: 0 2px 6px rgba(244, 81, 30, 0.08);
}

.stat-val {
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--javis-darker);
}

.stat-lbl {
  font-size: 0.6875rem;
  color: var(--javis-gray);
  margin-top: 2px;
}

/* ==========================================================================
   APP JAVIS SMART SECTION
   ========================================================================== */
.app-section-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  align-items: center;
}

.app-phone-mockup {
  position: relative;
  max-width: 300px;
  margin: 0 auto;
  border-radius: 36px;
  padding: 10px;
  background: #111827;
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.app-phone-frame {
  border-radius: 26px;
  overflow: hidden;
  background: #000000;
  display: block;
}

.app-phone-screen-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.app-store-badges {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.store-badge-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--javis-darker);
  color: var(--white);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.store-badge-btn:hover {
  background: #000000;
  transform: translateY(-2px);
  color: var(--white);
}

.store-badge-btn .badge-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.store-badge-btn .sub-text {
  font-size: 0.625rem;
  color: #9CA3AF;
  text-transform: uppercase;
}

.store-badge-btn .main-text {
  font-size: 0.875rem;
  font-weight: 700;
}

/* ==========================================================================
   INVESTOR (B2B) SECTION
   ========================================================================== */
.investor-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.investor-card {
  background: var(--white);
  border: 1px solid var(--javis-border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  position: relative;
  transition: all var(--transition-normal);
}

.investor-card:hover {
  border-color: var(--javis-orange);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.investor-step-num {
  font-size: 2rem;
  font-weight: 900;
  color: rgba(244, 81, 30, 0.15);
  position: absolute;
  top: 20px;
  right: 20px;
}

.investor-icon-box {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  background: var(--javis-orange-light);
  color: var(--javis-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.investor-card-title {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--javis-darker);
  margin-bottom: 12px;
}

.investor-card-desc {
  font-size: 0.875rem;
  color: var(--javis-gray);
  line-height: 1.6;
}

.investor-banner-box {
  background: linear-gradient(135deg, #1E2024 0%, #303238 100%);
  border-radius: var(--radius-lg);
  padding: 48px;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  box-shadow: var(--shadow-xl);
}

.investor-banner-text {
  flex: 1;
  min-width: 0;
}

.investor-banner-text h3 {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 10px;
  line-height: 1.35;
}

.investor-banner-text p {
  color: #D1D5DB;
  max-width: 600px;
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* ==========================================================================
   5-STEP PROCESS TIMELINE
   ========================================================================== */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 5%;
  right: 5%;
  height: 2px;
  background: var(--javis-border);
  z-index: 1;
}

.process-step-item {
  position: relative;
  z-index: 2;
  text-align: center;
}

.process-step-badge {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--javis-orange);
  color: var(--javis-orange);
  font-size: 1.125rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 0 0 6px var(--javis-light-gray);
  transition: all var(--transition-fast);
}

.process-step-item:hover .process-step-badge {
  background: var(--javis-orange);
  color: var(--white);
  transform: scale(1.1);
}

.process-step-title {
  font-size: 0.9375rem;
  font-weight: 800;
  color: var(--javis-darker);
  margin-bottom: 8px;
}

.process-step-desc {
  font-size: 0.8125rem;
  color: var(--javis-gray);
  line-height: 1.5;
}

/* ==========================================================================
   SOCIAL PROOF & MEDIA
   ========================================================================== */
.media-logos-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.media-logo-card {
  background: var(--white);
  border: 1px solid var(--javis-border);
  border-radius: var(--radius-sm);
  padding: 14px 28px;
  text-align: center;
  transition: all var(--transition-fast);
}

.media-logo-card:hover {
  border-color: var(--javis-orange);
  transform: translateY(-2px);
}

.media-logo-title {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--javis-darker);
}

.media-logo-tag {
  font-size: 0.6875rem;
  color: var(--javis-orange);
  font-weight: 700;
  text-transform: uppercase;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* ==========================================================================
   PROJECT TESTIMONIALS & REAL VIDEO REVIEWS GRID (2 ROWS X 3 COLUMNS)
   ========================================================================== */
.project-testimonials-section {
  padding-bottom: 70px;
}

.video-reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 20px;
}

@media (max-width: 1024px) {
  .video-reviews-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media (max-width: 640px) {
  .video-reviews-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

.project-card {
  width: 100%;
  background: var(--white);
  border: 1px solid var(--javis-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 32px -8px rgba(0, 0, 0, 0.12);
  border-color: rgba(244, 81, 30, 0.35);
}

.project-card-image-wrap {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
  background: #111827;
  cursor: pointer;
}

.project-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.1) 60%, rgba(0, 0, 0, 0.3) 100%);
  transition: background 0.3s ease;
}

.project-card:hover .project-video-overlay {
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.2) 60%, rgba(0, 0, 0, 0.4) 100%);
}

.project-card:hover .project-card-img {
  transform: scale(1.06);
}

.project-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, #FF0000 0%, #F4511E 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(244, 81, 30, 0.6);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 2;
}

.project-play-btn svg {
  margin-left: 3px;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.project-card:hover .project-play-btn {
  transform: translate(-50%, -50%) scale(1.15);
  box-shadow: 0 0 28px rgba(244, 81, 30, 0.9);
}

.project-badge-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(8px);
  color: #FFFFFF;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  z-index: 2;
}

.project-verified-badge {
  position: absolute;
  bottom: 12px;
  right: 14px;
  background: rgba(16, 185, 129, 0.9);
  backdrop-filter: blur(6px);
  color: #FFFFFF;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 4px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  z-index: 2;
}

.project-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex: 1;
}

.project-card-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.video-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  color: #F4511E;
  background: rgba(244, 81, 30, 0.08);
  padding: 3px 8px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s ease;
}

.video-badge-pill:hover {
  background: #F4511E;
  color: #FFFFFF;
}

.project-stars {
  display: flex;
  gap: 3px;
  color: #F59E0B;
}

.project-feedback-text {
  font-size: 0.875rem;
  color: var(--javis-body);
  line-height: 1.65;
  font-style: italic;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-customer-info {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--javis-border-light);
  padding-top: 16px;
}

.customer-avatar-badge {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--javis-orange-light);
  color: var(--javis-orange);
  font-weight: 800;
  font-size: 1.0625rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #FFFFFF;
  box-shadow: 0 2px 8px rgba(244, 81, 30, 0.2);
  flex-shrink: 0;
}

.customer-meta {
  flex: 1;
  min-width: 0;
}

.customer-name {
  font-weight: 800;
  font-size: 0.9375rem;
  color: var(--javis-darker);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.customer-location {
  font-size: 0.75rem;
  color: var(--javis-gray);
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ==========================================================================
   INTERACTIVE COST ESTIMATOR & CONSULTATION FORM
   ========================================================================== */
.estimator-section {
  background-color: var(--javis-light-gray);
}

.estimator-container-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 36px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--javis-border);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.estimator-calc-pane {
  padding: 40px;
  border-right: 1px solid var(--javis-border-light);
}

.calc-step-group {
  margin-bottom: 28px;
}

.calc-step-label {
  font-size: 0.875rem;
  font-weight: 800;
  color: var(--javis-darker);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.calc-step-label .step-bullet {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--javis-orange);
  color: var(--white);
  font-size: 0.6875rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.calc-btn-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.calc-option-btn {
  padding: 12px 14px;
  border: 1.5px solid var(--javis-border);
  border-radius: var(--radius-sm);
  background: var(--white);
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--javis-dark);
  text-align: center;
  transition: all var(--transition-fast);
}

.calc-option-btn:hover {
  border-color: var(--javis-orange);
}

.calc-option-btn.selected {
  background: var(--javis-orange-subtle);
  border-color: var(--javis-orange);
  color: var(--javis-orange);
  font-weight: 800;
}

/* Addons Checkboxes */
.addons-checklist {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.addon-check-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border: 1px solid var(--javis-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.addon-check-item:hover {
  background-color: var(--javis-light-gray);
}

.addon-check-item.checked {
  background-color: var(--javis-orange-subtle);
  border-color: var(--javis-orange);
}

.addon-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.addon-name {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--javis-darker);
}

.addon-price {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--javis-orange);
}

/* Live Total Bar */
.calc-total-bar {
  background: var(--javis-darker);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
}

.calc-total-label {
  font-size: 0.875rem;
  color: #9CA3AF;
}

.calc-total-value {
  font-size: 1.75rem;
  font-weight: 900;
  color: #FF7A45;
}

/* Form Pane */
.estimator-form-pane {
  padding: 40px;
  background-color: #FAFAFB;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.form-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--javis-darker);
  margin-bottom: 6px;
}

.form-subtitle {
  font-size: 0.8125rem;
  color: var(--javis-gray);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--javis-darker);
  margin-bottom: 6px;
}

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

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--javis-border);
  background: var(--white);
  color: var(--javis-darker);
  font-size: 0.875rem;
  transition: all var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--javis-orange);
  box-shadow: 0 0 0 3px rgba(244, 81, 30, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 80px;
}

.form-error-msg {
  font-size: 0.75rem;
  color: #DC2626;
  margin-top: 4px;
  display: none;
}

/* ==========================================================================
   FAQ ACCORDION
   ========================================================================== */
.faq-container {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--javis-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item.open {
  border-color: var(--javis-orange);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  text-align: left;
  font-size: 1rem;
  font-weight: 700;
  color: var(--javis-darker);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.faq-icon-chevron {
  transition: transform var(--transition-normal);
  color: var(--javis-orange);
  flex-shrink: 0;
}

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

.faq-answer {
  padding: 0 24px 20px;
  font-size: 0.9375rem;
  color: var(--javis-gray);
  line-height: 1.65;
  display: none;
}

.faq-item.open .faq-answer {
  display: block;
}

/* ==========================================================================
   FINAL CTA BANNER
   ========================================================================== */
.cta-banner-section {
  background: var(--javis-orange-gradient);
  color: var(--white);
  text-align: center;
  padding: 88px 0;
  position: relative;
  overflow: hidden;
}

.cta-banner-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin: 0 auto;
}

.cta-banner-title {
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.cta-banner-desc {
  font-size: 1.125rem;
  opacity: 0.95;
  line-height: 1.7;
  margin-bottom: 36px;
}

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

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--javis-darker);
  color: #9CA3AF;
  padding: 80px 0 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-brand img {
  height: 40px;
  width: auto;
  margin-bottom: 20px;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: 20px;
  color: #D1D5DB;
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.social-icon-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.social-icon-link:hover {
  background: var(--javis-orange);
  transform: translateY(-2px);
}

.footer-col-title {
  font-size: 0.9375rem;
  font-weight: 800;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  font-size: 0.875rem;
  color: #9CA3AF;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--white);
  padding-left: 4px;
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 0.875rem;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.footer-contact-item svg {
  color: var(--javis-orange);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  flex-wrap: wrap;
  gap: 16px;
}

/* ==========================================================================
   FLOATING ACTION BUTTONS & TOAST
   ========================================================================== */
.floating-actions {
  position: fixed;
  bottom: 28px;
  right: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 990;
}

.float-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  color: var(--white);
  transition: all var(--transition-normal);
}

.float-btn-hotline {
  background: var(--javis-orange-gradient);
  box-shadow: var(--shadow-orange);
  animation: floatPulse 2.5s infinite;
}

.float-btn-zalo {
  background: #0068FF;
  box-shadow: 0 4px 14px rgba(0, 104, 255, 0.45);
  animation: zaloPulse 2.5s infinite;
}

.float-btn-fb {
  background: #1877F2;
}

.float-btn-yt {
  background: #FF0000;
}

.float-btn:hover {
  transform: scale(1.1) translateY(-2px);
}

@keyframes floatPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(244, 81, 30, 0.5); }
  50% { box-shadow: 0 0 0 14px rgba(244, 81, 30, 0); }
}

@keyframes zaloPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 104, 255, 0.5); }
  50% { box-shadow: 0 0 0 14px rgba(0, 104, 255, 0); }
}

/* Toast Message */
.toast-notification {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--javis-darker);
  color: var(--white);
  padding: 16px 28px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 2000;
  opacity: 0;
  transition: all var(--transition-smooth);
  font-size: 0.9375rem;
  font-weight: 600;
}

.toast-notification.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast-notification svg {
  color: #10B981;
}

/* Modal Dialog */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 3000;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
}

.modal-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  max-width: 560px;
  width: 100%;
  padding: 36px;
  position: relative;
  box-shadow: var(--shadow-xl);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  color: var(--javis-gray);
  font-size: 1.25rem;
  z-index: 10;
  transition: color var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--javis-orange);
}

/* Video Demo Modal Specific Styles */
.modal-video-card {
  max-width: 860px;
  width: 95%;
  padding: 24px;
  background: #111827;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.7);
}

.modal-video-card .modal-close-btn {
  color: #9CA3AF;
  top: 18px;
  right: 18px;
}

.modal-video-card .modal-close-btn:hover {
  color: #FFFFFF;
}

.video-modal-header {
  margin-bottom: 16px;
  padding-right: 40px;
}

.video-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.6875rem;
  font-weight: 800;
  color: var(--javis-orange);
  background: rgba(244, 81, 30, 0.15);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 6px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.video-badge svg {
  width: 14px;
  height: 14px;
}

.video-modal-title {
  font-size: 1.1875rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.3;
}

.video-responsive-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: #000000;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.video-responsive-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}


/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS & MOBILE OPTIMIZATIONS
   ========================================================================== */
html, body {
  overflow-x: hidden;
  max-width: 100%;
}

@media (max-width: 1199px) {
  .hero-title {
    font-size: 2.375rem;
  }
  .ecosystem-grid, .security-grid, .investor-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .usp-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px;
  }
  .process-timeline {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .process-timeline::before {
    display: none;
  }
  .process-step-item {
    display: flex;
    text-align: left;
    gap: 20px;
    align-items: center;
  }
  .process-step-badge {
    margin: 0;
    flex-shrink: 0;
  }
}

@media (max-width: 991px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .solution-main-card {
    grid-template-columns: 1fr;
  }
  .solution-visual-pane {
    border-right: none;
    border-bottom: 1px solid var(--javis-border-light);
  }
  .control-grid, .app-section-grid, .energy-card-container, .estimator-container-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .estimator-calc-pane {
    border-right: none;
    border-bottom: 1px solid var(--javis-border-light);
  }
  .scenario-tabs {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .investor-banner-box {
    flex-direction: column;
    text-align: center;
    align-items: center;
    padding: 36px 24px;
    gap: 24px;
  }
  .investor-banner-text {
    width: 100%;
  }
  .investor-banner-text h3 {
    font-size: 1.4375rem;
  }
  .investor-banner-text p {
    max-width: 100%;
    margin: 0 auto;
  }
  .investor-banner-box .btn {
    width: 100%;
    max-width: 320px;
    justify-content: center;
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .nav-links, .header-hotline {
    display: none;
  }
  .hamburger-btn {
    display: flex;
  }
}

@media (max-width: 768px) {
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }
  .hero-cta-group .btn, .hero-standalone-demo-action .btn {
    width: 100%;
    justify-content: center;
  }
  .hotspot-btn .hotspot-tooltip {
    white-space: normal;
    width: 160px;
    font-size: 0.6875rem;
    padding: 6px 10px;
  }
  .bars-visual {
    gap: 6px;
  }
  .bar-val-badge {
    font-size: 0.625rem;
    padding: 2px 4px;
  }
}

@media (max-width: 575px) {
  section {
    padding: 44px 0;
  }
  .container {
    padding-left: 14px;
    padding-right: 14px;
  }
  .hero-title {
    font-size: 1.875rem;
    line-height: 1.25;
  }
  .section-title {
    font-size: 1.4375rem;
    line-height: 1.3;
  }
  .section-subtitle {
    font-size: 0.875rem;
    margin-bottom: 18px;
  }
  .hero-pillars-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .hero-pillar-card {
    padding: 10px;
  }
  .pillar-title {
    font-size: 0.8125rem;
  }
  .pillar-desc {
    font-size: 0.6875rem;
  }
  .ecosystem-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .ecosystem-card {
    padding: 14px 10px;
  }
  .ecosystem-card-title {
    font-size: 0.8125rem;
  }
  .ecosystem-card-desc {
    font-size: 0.6875rem;
  }
  .security-grid, .investor-grid, .usp-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .investor-banner-box {
    padding: 24px 16px;
    gap: 16px;
    border-radius: var(--radius-md);
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
  .investor-banner-text {
    width: 100%;
  }
  .investor-banner-text h3 {
    font-size: 1.1875rem;
    line-height: 1.4;
    word-break: normal;
    margin-bottom: 8px;
  }
  .investor-banner-text p {
    font-size: 0.8125rem;
    line-height: 1.5;
  }
  .investor-banner-box .btn {
    width: 100%;
    max-width: 100%;
    justify-content: center;
    padding: 12px 14px;
    font-size: 0.8125rem;
  }
  .scenario-tabs {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-bottom: 14px;
  }
  .scenario-tab-btn {
    padding: 10px 8px;
    gap: 4px;
  }
  .scenario-tab-icon {
    width: 30px;
    height: 30px;
  }
  .scenario-tab-title {
    font-size: 0.8125rem;
  }
  .scenario-tab-badge {
    font-size: 0.5625rem;
  }
  .calc-btn-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }
  .calc-option-btn {
    padding: 10px 2px;
    font-size: 0.6875rem;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .tier-switcher-wrapper {
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }
  .tier-tab-btn {
    padding: 8px 2px;
  }
  .tier-tab-name {
    font-size: 0.6875rem;
  }
  .tier-tab-subname {
    font-size: 0.5625rem;
  }
  .solution-visual-pane, .solution-info-pane, .estimator-calc-pane, .estimator-form-pane, .energy-card-container {
    padding: 14px 10px;
  }
  .solution-features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
  }
  .solution-feature-item {
    padding: 6px 6px;
  }
  .feature-name {
    font-size: 0.6875rem;
  }
  .energy-stats-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
  }
  .energy-stat-mini {
    padding: 8px 4px;
  }
  .stat-val {
    font-size: 0.8125rem;
  }
  .stat-lbl {
    font-size: 0.5625rem;
  }
  .calc-total-bar {
    flex-direction: column;
    gap: 8px;
    text-align: center;
    align-items: center;
    padding: 14px;
  }
  .calc-total-value {
    font-size: 1.375rem;
  }
  .form-input, .form-select, .form-textarea {
    font-size: 16px !important; /* Prevents iOS auto-zoom */
  }
  .cta-banner-title {
    font-size: 1.5rem;
  }
  .cta-banner-desc {
    font-size: 0.8125rem;
  }
  .cta-banner-btns {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }
  .cta-banner-btns .btn {
    width: 100%;
    justify-content: center;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .floating-actions {
    bottom: 14px;
    right: 10px;
    gap: 8px;
  }
  .float-btn {
    width: 40px;
    height: 40px;
  }
  .float-btn svg {
    width: 18px;
    height: 18px;
  }
}