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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  color: #1f2937;
  line-height: 1.6;
  background: #fff;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s;
}

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

img {
  max-width: 100%;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(16px, 3vw, 24px);
  position: relative;
  z-index: 1;
}

/* ========== HEADER ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transition: all 0.3s;
}

.header.scrolled {
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

.header-inner {
  max-width: 1385px;
  margin: 0 auto;
  padding: 0 clamp(16px, 3vw, 24px);
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 40px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  display: flex;
  position: relative;
  top: 0px;
}

.logo-text {
  font-size: 30px;
  font-weight: 800;
  color: #111827;
  letter-spacing: -0.5px;
}

.logo-highlight {
  background: linear-gradient(135deg, #2563EB, #7C3AED);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  padding: 8px 14px;
  font-size: 18px;
  font-weight: 500;
  color: #4b5563;
  border-radius: 8px;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link:hover {
  color: #111827;
  background: #f3f4f6;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switch {
  display: flex;
  gap: 2px;
  background: #f3f4f6;
  border-radius: 8px;
  padding: 2px;
}

.lang-btn {
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  color: #6b7280;
  border-radius: 6px;
  transition: all 0.2s;
}

.lang-btn.active {
  background: #fff;
  color: #2563EB;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: 18px;
  font-weight: 600;
  color: #2563EB;
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: 8px;
  transition: all 0.2s;
}

.header-phone:hover {
  background: rgba(37, 99, 235, 0.05);
  border-color: rgba(37, 99, 235, 0.3);
}

.header-phone svg {
  stroke: #2563EB;
  flex-shrink: 0;
}

.btn-login {
  padding: 8px 16px;
  font-size: 18px;
  font-weight: 500;
  color: #4b5563;
  border-radius: 8px;
  transition: all 0.2s;
}

.btn-login:hover {
  color: #2563EB;
}

.btn-trial {
  padding: 8px 20px;
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  background: #2563EB;
  border-radius: 8px;
  transition: all 0.2s;
}

.btn-trial:hover {
  background: #1d4ed8;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 20px;
  height: 2px;
  background: #374151;
  border-radius: 2px;
  transition: all 0.3s;
}

/* ========== HERO ========== */
.hero {
  position: relative;
  display: flex;
  flex-direction: column; 
    min-height: 80vh;
  justify-content: flex-start;
  padding: clamp(80px, 12vh, 110px) 0 clamp(16px, 2vh, 24px);
  overflow: hidden;
}

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

.hero-gradient {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 80% 60% at 20% 50%, rgba(37, 99, 235, 0.07) 0%, transparent 70%),
    radial-gradient(ellipse 60% 60% at 80% 30%, rgba(124, 58, 237, 0.05) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 50% 80%, rgba(6, 182, 212, 0.04) 0%, transparent 70%);
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(0,0,0,0.04) 1px, transparent 0);
  background-size: 16px 16px;
}

/* Hero Inner Container */
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 clamp(16px, 3vw, 32px) 0;
  width: 100%;
  display: flex;
  align-items: stretch;
  gap: 40px;
}

/* Hero Split Layout */
.hero-split {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.hero-left {
  flex: 1;
  min-width: 0;
}

.hero-right {
  flex: 1.3;
  min-width: 0;
  display: flex;
  align-items: stretch;
  justify-content: center;
  animation: fadeInRight 0.8s ease 0.4s both;
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Hero Video */
.hero-video-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 
    0 30px 80px rgba(37, 99, 235, 0.18),
    0 0 0 1px rgba(37, 99, 235, 0.08);
}

.hero-video {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 16px;
  object-fit: cover;
  min-height: 400px;
}

/* Hero Stats Bar */
.hero-stats-bar {
  padding: clamp(20px, 3vh, 32px) 0 0;
}

.hero-stats-bar .hero-stats {
  max-width: 500px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: 100px;
  font-size: 18px;
  font-weight: 600;
  color: #2563EB;
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: #2563EB;
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.15;
  color: #111827;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
  animation: fadeInUp 0.6s ease 0.1s both;
}

.gradient-text {
  background: linear-gradient(135deg, #2563EB, #06B6D4, #8B5CF6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradientFlow 4s ease infinite;
}

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

.hero-subtitle {
  font-size: 18px;
  color: #6b7280;
  line-height: 1.7;
  margin-bottom: 28px;
  animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-tags {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 36px;
  animation: fadeInUp 0.6s ease 0.3s both;
}

.tag {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 600;
  color: #111827;
  transition: all 0.2s;
  cursor: default;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.tag:hover { transform: translateY(-2px); }
.tag-blue { border: 1px solid #e5e7eb; }
.tag-blue svg { color: #2563EB; }
.tag-green { border: 1px solid #e5e7eb; }
.tag-green svg { color: #059669; }
.tag-orange { border: 1px solid #e5e7eb; }
.tag-orange svg { color: #D97706; }
.tag-purple { border: 1px solid #e5e7eb; }
.tag-purple svg { color: #7C3AED; }
.tag-cyan { border: 1px solid #e5e7eb; }
.tag-cyan svg { color: #0891B2; }
.tag-red { border: 1px solid #e5e7eb; }
.tag-red svg { color: #DC2626; }
.tag-pink { border: 1px solid #e5e7eb; }
.tag-pink svg { color: #DB2777; }
.tag-indigo { border: 1px solid #e5e7eb; }
.tag-indigo svg { color: #4F46E5; }

.hero-actions {
  display: flex;
  gap: 16px;
  animation: fadeInUp 0.6s ease 0.4s both;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: #2563EB;
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  border-radius: 50px;
  transition: all 0.3s;
}

.btn-primary:hover {
  background: #1d4ed8;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: #f3f4f6;
  color: #374151;
  font-size: 18px;
  font-weight: 600;
  border-radius: 50px;
  transition: all 0.3s;
}

.btn-secondary:hover {
  background: #e5e7eb;
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  animation: fadeInUp 0.6s ease 0.5s both;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 28px;
  font-weight: 800;
  color: #111827;
  letter-spacing: -0.5px;
}

.stat-label {
  font-size: 18px;
  color: #9ca3af;
  font-weight: 500;
  white-space: nowrap;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: #e5e7eb;
}

/* (mockup styles removed - replaced by hero video) */

/* ========== LOGO WALL ========== */
.logo-wall {
  padding: clamp(10px, 1vh, 20px) 0;
  background: #f9fafb; 
  border-top: 1px solid #f3f4f6;
  border-bottom: 1px solid #f3f4f6;
  overflow: hidden;
}

.logo-wall-text {
  text-align: center;
  font-size: 20px;
  color: #a1a1a1;
  font-weight: 800; 
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.logo-static {
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.logo-scroll-track {
  display: flex;
  align-items: center;
}

.logo-scroll-track .logo-wall-img:last-child {
  display: none;
}

.logo-wall-img {
  max-width: 100%;
  height: auto;
  opacity: 0.6;
  user-select: none;
  -webkit-user-drag: none;
  pointer-events: none;
  flex-shrink: 0;
}

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

/* ========== MOBILE DEMO IMAGE ========== */
.mobile-demo-section {
  display: none;
}

.mobile-demo-img {
  width: 100%;
  height: auto;
  border-radius: 16px;
}

/* ========== SECTIONS COMMON ========== */
.section-header {
  text-align: center;
  margin-bottom: clamp(32px, 5vh, 56px);
}

.section-badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(37, 99, 235, 0.08);
  color: #2563EB;
  font-size: 18px;
  font-weight: 600;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-title {
  font-size: 40px;
  font-weight: 800;
  color: #111827;
  letter-spacing: -1px;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 18px;
  color: #6b7280;
}

/* ========== DEMO PREVIEW ========== */
.demo-preview {
  padding: clamp(48px, 10vh, 100px) 0;
  background: #f8fafc;
  position: relative;
  overflow: hidden;
}

.scene-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../images/scene-bg.png') no-repeat center center;
  background-size: cover;
  pointer-events: none;
  z-index: 0;
  filter: saturate(1.4) brightness(1.02);
  opacity: 0.75;
}

.demo-preview-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 6px;
  overflow-x: auto;
}

.preview-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  font-size: 18px;
  font-weight: 500;
  color: #64748b;
  border: none;
  background: none;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}

.preview-tab:hover {
  background: #f1f5f9;
  color: #334155;
}

.preview-tab.active {
  background: #2563EB;
  color: #fff;
}

.preview-tab svg {
  flex-shrink: 0;
}

.preview-tab-more {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  font-size: 18px;
  font-weight: 500;
  color: #cbd5e1;
  border: 1px dashed #e2e8f0;
  background: #f8fafc;
  border-radius: 8px;
  white-space: nowrap;
  cursor: default;
  user-select: none;
}

.module-desc-area {
  text-align: center;
  padding: 24px 20px 20px;
}

.module-desc-title {
  font-size: 26px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 10px;
}

.module-desc-text {
  font-size: 18px;
  color: #64748b;
  line-height: 1.7;
  max-width: 640px;
  margin: 0 auto;
}

.demo-preview-frame {
  display: flex;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
  height: 600px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}

.demo-preview-sidebar {
  width: 200px;
  background: #fff;
  border-right: 1px solid #e2e8f0;
  overflow-y: auto;
  padding: 12px 0;
  flex-shrink: 0;
}

.demo-preview-sidebar::-webkit-scrollbar { width: 4px; }
.demo-preview-sidebar::-webkit-scrollbar-track { background: transparent; }
.demo-preview-sidebar::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
.demo-preview-sidebar::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

.demo-preview-sidebar .sidebar-group-title {
  padding: 8px 16px 4px;
  font-size: 11px;
  font-weight: 600;
  color: #94a3b8;
  letter-spacing: 0.5px;
}

.demo-preview-sidebar .sidebar-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  font-size: 13px;
  color: #475569;
  cursor: pointer;
  transition: all 0.15s;
  border-left: 3px solid transparent;
  white-space: nowrap;
  overflow: hidden;
}

.demo-preview-sidebar .sidebar-item span {
  overflow: hidden;
  text-overflow: ellipsis;
}

.demo-preview-sidebar .sidebar-item:hover {
  background: #f8fafc;
  color: #1e293b;
}

.demo-preview-sidebar .sidebar-item.active {
  background: #eff6ff;
  color: #2563EB;
  border-left-color: #2563EB;
  font-weight: 600;
}

.demo-preview-sidebar .sidebar-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.demo-preview-sidebar .sidebar-item.locked {
  color: #94a3b8;
  opacity: 0.7;
}

.demo-preview-sidebar .sidebar-item.locked .lock-icon {
  margin-left: auto;
  width: 12px;
  height: 12px;
  stroke: #94a3b8;
}

.demo-preview-content {
  flex: 1;
  overflow: hidden;
}

.demo-preview-content iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.demo-preview-frame.preview-fullscreen .demo-preview-sidebar {
  display: none !important;
  width: 0 !important;
}

.demo-preview-frame.preview-fullscreen .demo-preview-content {
  width: 100%;
}

.demo-preview-cta {
  text-align: center;
  margin-top: 28px;
}

/* ========== WHY PRO MES ========== */
.why-section {
  padding: clamp(48px, 10vh, 100px) 0;
  position: relative;
  overflow: hidden;
  background: #f8fafc;
}

.why-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../images/solution-switch-bg.png') no-repeat center center;
  background-size: cover;
  pointer-events: none;
  z-index: 0;
  opacity: 1.05;
  filter: brightness(1.5) saturate(0.3);
}


.why-title {
  text-align: center;
  font-size: 42px;
  font-weight: 800;
  color: #111827;
  letter-spacing: -1px;
  margin-bottom: 48px;
}

.why-pillars {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-bottom: 56px;
}

.why-pillar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: all 0.3s;
}

.why-pillar:hover {
  transform: translateY(-4px);
}

.why-pillar:hover .why-pillar-icon {
  background: rgba(37, 99, 235, 0.12);
}

.why-pillar.active .why-pillar-icon {
  background: rgba(37, 99, 235, 0.15);
}

.why-pillar.active strong {
  color: #2563EB;
}

.why-pillar-icon {
  width: 72px;
  height: 72px;
  background: rgba(37, 99, 235, 0.06);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
  transition: all 0.3s;
}

.why-pillar-icon svg {
  width: 36px;
  height: 36px;
}

.why-pillar strong {
  font-size: 18px;
  font-weight: 700;
  color: #111827;
}

.why-pillar span {
  font-size: 18px;
  color: #94a3b8;
  font-weight: 500;
}

.why-detail {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}

.why-detail-left {
  width: 380px;
  flex-shrink: 0;
}

.why-detail-title {
  font-size: 28px;
  font-weight: 800;
  color: #111827;
  margin-bottom: 12px;
}

.why-detail-desc {
  font-size: 18px;
  color: #64748b;
  line-height: 1.7;
  margin-bottom: 28px;
}

.why-detail-tabs {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.why-detail-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 18px;
  font-size: 18px;
  font-weight: 500;
  color: #64748b;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.why-detail-tab:hover {
  background: #f8fafc;
  color: #334155;
}

.why-detail-tab.active {
  background: #2563EB;
  color: #fff;
}

.why-detail-tab.active svg {
  stroke: #fff;
}

.why-tab-arrow {
  margin-left: auto;
  opacity: 0;
  transition: opacity 0.2s;
}

.why-detail-tab.active .why-tab-arrow {
  opacity: 1;
}

.why-detail-right {
  flex: 1;
  min-height: 320px;
  position: relative;
}

.why-content-panel {
  display: none;
  gap: 0;
}

.why-content-panel.active {
  display: flex;
  align-items: stretch;
  background: #eef4ff;
  border-radius: 16px;
  overflow: hidden;
  min-height: 340px;
}

.why-panel-img {
  width: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.why-panel-img img {
  width: 100%;
  max-width: 360px;
  height: auto;
  border-radius: 12px;
  object-fit: contain;
}

.why-panel-text {
  width: 50%;
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.why-panel-icon {
  width: 48px;
  height: 48px;
  background: #2563EB;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.why-panel-icon svg {
  stroke: #fff;
}

.why-panel-text h4 {
  font-size: 22px;
  font-weight: 800;
  color: #111827;
  margin-bottom: 14px;
}

.why-panel-text p {
  font-size: 18px;
  color: #475569;
  line-height: 1.8;
  margin-bottom: 24px;
}

.why-panel-links {
  display: flex;
  gap: 24px;
}

.why-panel-links a {
  font-size: 18px;
  font-weight: 600;
  color: #2563EB;
  text-decoration: none;
  transition: color 0.2s;
}

.why-panel-links a:hover {
  color: #1d4ed8;
}

/* ========== MODULES ========== */
.modules {
  padding: clamp(48px, 10vh, 100px) 0;
  background: url('../images/bg-img-modules.jpg') no-repeat center center;
  background-size: cover;
  position: relative;
  overflow: hidden;
}


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

.module-card {
  background: #fff;
  border: 1px solid #f3f4f6;
  border-radius: 16px;
  padding: clamp(20px, 3vw, 28px);
  transition: all 0.3s;
}

.module-card:hover {
  border-color: #e5e7eb;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
  transform: translateY(-4px);
}

.module-card.large {
  grid-column: span 3;
  padding: 0;
  overflow: hidden;
}

.module-card-inner {
  display: flex;
  align-items: stretch;
}

.module-info {
  flex: 1;
  padding: clamp(24px, 3vw, 36px);
}

.module-preview {
  width: 45%;
  background: linear-gradient(135deg, #f0f4ff, #ede9fe);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(16px, 2vw, 24px);
}

.preview-placeholder {
  width: 100%;
  background: #fff;
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.preview-bar {
  height: 20px;
  background: #f3f4f6;
  border-radius: 6px;
  margin-bottom: 16px;
}

.preview-chart-area {
  height: 140px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.preview-bar-chart {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  height: 100%;
  width: 80%;
}

.preview-bar-chart .bar {
  flex: 1;
  background: linear-gradient(180deg, #2563EB, #3B82F6);
  border-radius: 6px 6px 0 0;
  min-height: 20px;
  transition: height 0.6s ease;
}

.preview-bar-chart .bar:nth-child(2) { background: linear-gradient(180deg, #059669, #10B981); }
.preview-bar-chart .bar:nth-child(3) { background: linear-gradient(180deg, #D97706, #F59E0B); }
.preview-bar-chart .bar:nth-child(4) { background: linear-gradient(180deg, #7C3AED, #8B5CF6); }
.preview-bar-chart .bar:nth-child(5) { background: linear-gradient(180deg, #0891B2, #06B6D4); }

.module-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.module-icon svg {
  width: 22px;
  height: 22px;
}

.module-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: #111827;
  margin-bottom: 8px;
}

.module-card p {
  font-size: 18px;
  color: #6b7280;
  line-height: 1.6;
}

.module-features {
  list-style: none;
  margin-top: 16px;
}

.module-features li {
  padding: 6px 0;
  font-size: 18px;
  color: #4b5563;
  display: flex;
  align-items: center;
  gap: 8px;
}

.module-features li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: #2563EB;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ========== ARCHITECTURE DIAGRAM ========== */
.arch-diagram {
  margin-top: 0;
}

.arch-top-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #1e293b;
  color: #fff;
  padding: 10px 24px;
  border-radius: 40px;
  font-size: 18px;
  font-weight: 600;
  margin: 0 auto 32px;
  display: flex;
  width: fit-content;
}

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

.arch-col {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #e5e7eb;
  transition: all 0.3s;
}

.arch-col:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  transform: translateY(-3px);
}

.arch-col-header {
  color: #fff;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.arch-col-header strong {
  display: block;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.arch-col-header span {
  display: block;
  font-size: 18px;
  opacity: 0.85;
  margin-top: 2px;
}

.arch-col-body {
  padding: 8px 12px 16px;
}

.arch-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 12px;
  font-size: 18px;
  color: #374151;
  border-bottom: 1px solid #f3f4f6;
  transition: all 0.2s;
  cursor: default;
}

.arch-item:last-child {
  border-bottom: none;
}

.arch-item:hover {
  background: #f8fafc;
  padding-left: 18px;
}

.arch-dot-prefix {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #cbd5e1;
  flex-shrink: 0;
}

.arch-connector {
  text-align: center;
  padding: 16px 0;
}

.arch-platform-bar {
  margin-bottom: 24px;
}

.arch-platform-main {
  background: linear-gradient(135deg, #1e293b, #334155);
  border-radius: 16px;
  padding: 22px 28px;
  display: flex;
  align-items: center;
  gap: 16px;
  color: #fff;
}

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

.arch-platform-info strong {
  font-size: 18px;
  letter-spacing: 0.3px;
}

.arch-platform-info span {
  font-size: 18px;
  opacity: 0.7;
}

.arch-platform-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-left: auto;
}

.arch-platform-tags span {
  font-size: 18px;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  padding: 6px 16px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all 0.2s;
}

.arch-platform-tags span:hover {
  background: rgba(255, 255, 255, 0.22);
}

.arch-footer-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.arch-footer-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  padding: 18px 22px;
  transition: all 0.3s;
}

.arch-footer-card:hover {
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
  transform: translateY(-2px);
}

.arch-footer-card strong {
  display: block;
  font-size: 18px;
  font-weight: 700;
  color: #1f2937;
}

.arch-footer-card span {
  display: block;
  font-size: 18px;
  color: #6b7280;
  margin-top: 2px;
}

@media (max-width: 900px) {
  .arch-columns {
    grid-template-columns: repeat(2, 1fr);
  }
  .arch-footer-cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .arch-columns {
    grid-template-columns: 1fr;
  }
  .arch-platform-main {
    flex-direction: column;
    text-align: center;
  }
  .arch-platform-tags {
    margin-left: 0;
    justify-content: center;
  }
}

/* ========== CUSTOMERS ========== */
.customers {
  padding: clamp(48px, 10vh, 100px) 0;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #ffffff 0%, #fafbfc 100%);
}

.case-link {
  color: #2563EB;
  font-weight: 600;
  font-size: 18px;
  text-decoration: none;
  transition: color 0.2s;
}

.case-link:hover {
  color: #1d4ed8;
}

.case-slider-wrap {
  position: relative;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  padding-left: 40px;
  padding-right: 40px;
}

.case-slider {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  -ms-overflow-style: none;
  scrollbar-width: none;
  padding: 8px 0 16px;
}

.case-slider::-webkit-scrollbar {
  display: none;
}

.case-card {
  background: #fff;
  border: 1px solid #f3f4f6;
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s;
  scroll-snap-align: start;
}

.case-card:hover {
  border-color: #e5e7eb;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
  transform: translateY(-4px);
}

.case-card-img {
  position: relative;
  height: 200px;
  background: linear-gradient(135deg, #1e3a5f, #2d5a87);
  overflow: hidden;
}

.case-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.85;
}

.case-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 12px;
  background: rgba(255, 255, 255, 0.92);
  color: #334155;
  font-size: 18px;
  font-weight: 600;
  border-radius: 6px;
  backdrop-filter: blur(4px);
}

.case-card-content {
  padding: 18px 20px;
}

.case-card-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.case-logo-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
}

.case-card-logo span {
  font-size: 18px;
  font-weight: 700;
  color: #111827;
}

.case-card-content p {
  font-size: 18px;
  color: #4b5563;
  line-height: 1.7;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.case-author {
  font-size: 18px;
  color: #94a3b8;
  font-weight: 500;
}

.case-slider-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 24px;
}

.case-nav-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid #e5e7eb;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #374151;
  transition: all 0.2s;
}

.case-nav-btn:hover {
  border-color: #2563EB;
  color: #2563EB;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
}

@media (max-width: 768px) {
  .case-card {
    flex: 0 0 260px;
  }
}

/* ========== CTA ========== */
.cta {
  padding: clamp(48px, 10vh, 100px) 0;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(37,99,235,0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.cta::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(124,58,237,0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.cta-content h2 {
  font-size: 40px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -1px;
  margin-bottom: 16px;
  line-height: 1.3;
}

.cta-content p {
  font-size: 18px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 36px;
  line-height: 1.6;
}

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

.btn-lg {
  padding: 16px 32px;
  font-size: 18px;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  border-radius: 12px;
  transition: all 0.2s;
}

.btn-outline:hover {
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.05);
}

/* ========== FOOTER ========== */
.footer {
  background: #0f172a;
  padding: clamp(40px, 8vh, 64px) 0 0;
  color: #94a3b8;
}

.footer-top {
  display: flex;
  gap: clamp(32px, 6vw, 80px);
  padding-bottom: clamp(32px, 5vh, 48px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand {
  max-width: 320px;
}

.footer-brand .logo-text {
  color: #fff;
}

.footer-desc {
  font-size: 18px;
  line-height: 1.6;
  margin-top: 16px;
  color: #64748b;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  flex: 1;
}

.footer-col a,
.footer-col h4 {
  white-space: nowrap;
}

.footer-col h4 {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 18px;
  color: #64748b;
  padding: 5px 0;
  transition: color 0.2s;
}

.footer-col a:hover {
  color: #94a3b8;
}

.footer-bottom {
  padding: clamp(16px, 3vh, 24px) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom p {
  font-size: 18px;
  color: #475569;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  font-size: 18px;
  color: #475569;
}

.footer-bottom-links a:hover {
  color: #94a3b8;
}

.footer-qr-hover {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}

.footer-qr-hover:hover {
  transform: scale(1.8);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  z-index: 10;
  position: relative;
}

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== RIGHT SIDEBAR (Fixed) ========== */
.side-toolbar {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.side-btn {
  position: relative;
  width: 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px 0;
  cursor: pointer;
  transition: all 0.3s;
}

.side-btn svg {
  margin-bottom: 4px;
}

.side-label {
  font-size: 11px;
  color: #fff;
  font-weight: 500;
  white-space: nowrap;
}

.phone-btn {
  background: #2563EB;
  border-radius: 8px 0 0 0;
}

.phone-btn:hover {
  background: #1d4ed8;
}

.chat-btn {
  background: #2563EB;
  border-radius: 0 0 0 8px;
}

.chat-btn:hover {
  background: #1d4ed8;
}

/* Phone tooltip */
.side-tooltip {
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  margin-right: 8px;
  background: #fff;
  border-radius: 12px;
  padding: 14px 18px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  border: 1px solid #e5e7eb;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s;
  white-space: nowrap;
}

.side-btn:hover .side-tooltip {
  opacity: 1;
  pointer-events: auto;
}

.side-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
  width: 12px;
  height: 12px;
  background: #fff;
  border-right: 1px solid #e5e7eb;
  border-top: 1px solid #e5e7eb;
}

.tooltip-title {
  font-size: 12px;
  color: #6b7280;
  margin-bottom: 4px;
}

.tooltip-number {
  font-size: 18px;
  font-weight: 700;
  color: #2563EB;
  letter-spacing: 0.5px;
  text-decoration: none;
  display: block;
}

.chat-tooltip {
  text-align: center;
  padding: 20px 28px;
  min-width: 240px;
}

.tooltip-qr-img {
  width: 180px;
  height: 180px;
  border-radius: 8px;
  margin: 10px 0;
  border: 1px solid #e5e7eb;
  padding: 8px;
  background: #fff;
}

.tooltip-sub {
  font-size: 12px;
  color: #6b7280;
  margin-bottom: 8px;
}

.tooltip-link {
  display: inline-block;
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: #2563EB;
  border-radius: 6px;
  transition: all 0.2s;
}

.tooltip-link:hover {
  background: #1d4ed8;
}

/* ========== CONSULTANT CARD (Bottom Right) ========== */
.consultant-card {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 998;
  width: 260px;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0,0,0,0.04);
  padding: 24px 20px;
  animation: slideUpCard 0.5s ease 2s both;
}

@keyframes slideUpCard {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

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

.consultant-close {
  position: absolute;
  top: 8px;
  right: 12px;
  font-size: 20px;
  color: #9ca3af;
  cursor: pointer;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.2s;
}

.consultant-close:hover {
  background: #f3f4f6;
  color: #374151;
}

.consultant-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.consultant-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ede9fe, #dbeafe);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}

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

.consultant-title {
  font-size: 18px;
  color: #374151;
}

.consultant-title .highlight {
  font-weight: 700;
  color: #7C3AED;
}

.consultant-desc {
  font-size: 18px;
  color: #9ca3af;
  margin-bottom: 16px;
  line-height: 1.4;
}

.consultant-qr {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}

.qr-placeholder {
  width: 120px;
  height: 120px;
  border: 2px dashed #d1d5db;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #9ca3af;
  font-size: 12px;
}

.consultant-qr img {
  width: 120px;
  height: 120px;
  border-radius: 8px;
}

.consultant-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 10px;
  background: linear-gradient(135deg, #7C3AED, #6366F1);
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  border-radius: 10px;
  transition: all 0.2s;
}

.consultant-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .hero-inner {
    flex-direction: column;
    gap: 40px;
  }

  .hero-right {
    max-width: 680px;
    width: 100%;
  }
  
  .hero-title {
    font-size: 44px;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .modules-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .module-card.large {
    grid-column: span 2;
  }
  
  .testimonial-card {
    min-width: calc(50% - 12px);
  }

  .footer-top {
    flex-wrap: wrap;
    gap: 32px;
  }

  .footer-links {
    gap: 16px;
  }

  .footer-col h4 {
    font-size: 14px;
  }

  .footer-col a {
    font-size: 13px;
  }
}

@media (max-width: 768px) {
  .demo-preview {
    display: none;
  }

  .mobile-demo-section {
    display: block;
    padding: 24px 0;
  }

  .nav-menu {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: #ffffff;
    flex-direction: column;
    padding: 0;
    border-bottom: 1px solid #e5e7eb;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
    gap: 0;
  }

  .nav-menu .nav-link {
    font-size: 16px;
    padding: 18px 24px;
    border-radius: 0;
    color: #1f2937;
    font-weight: 600;
    transition: all 0.2s;
    background: none;
    border: none;
    border-bottom: 1px solid #f3f4f6;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .nav-menu .nav-link::after {
    content: '';
    width: 8px;
    height: 8px;
    border-right: 2px solid #9ca3af;
    border-bottom: 2px solid #9ca3af;
    transform: rotate(-45deg);
    flex-shrink: 0;
  }

  .nav-menu .nav-link:last-child {
    border-bottom: none;
  }

  .nav-menu .nav-link:hover,
  .nav-menu .nav-link:active {
    background: #f9fafb;
    color: #2563EB;
  }

  .nav-menu .nav-link:active::after {
    border-color: #2563EB;
  }
  
  .nav-menu.open {
    display: flex;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .header-phone {
    display: none;
  }

  .btn-login {
    display: none;
  }

  .logo-text {
    font-size: 18px;
  }

  .btn-trial {
    font-size: 14px;
    padding: 8px 16px;
    white-space: nowrap;
  }
  
  .hero {
    padding: 80px 0 0;
    min-height: auto;
  }

  .hero-inner {
    flex-direction: column;
    gap: 32px;
    padding: 0 16px;
  }

  .hero-right {
    max-width: 100%;
  }
  
  .hero-title {
    font-size: 26px;
    letter-spacing: -0.5px;
  }
  
  .hero-subtitle {
    font-size: 15px;
  }
  
  .hero-subtitle br {
    display: none;
  }
  
  .hero-tags {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }
  
  .tag {
    font-size: 11px;
    padding: 6px 6px;
    white-space: nowrap;
  }

  .tag svg {
    width: 12px;
    height: 12px;
    flex-shrink: 0;
  }
  
  .hero-actions {
    flex-direction: column;
    gap: 12px;
  }

  .hero-stats-bar {
    padding: 24px 24px 32px;
  }
  
  .hero-stats {
    gap: 20px;
    flex-wrap: wrap;
  }
  
  .stat-number {
    font-size: 22px;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .modules-grid {
    grid-template-columns: 1fr;
  }
  
  .module-card.large {
    grid-column: span 1;
  }
  
  .module-card-inner {
    flex-direction: column;
  }
  
  .module-preview {
    width: 100%;
    min-height: 200px;
  }
  
  .testimonial-card {
    min-width: 100%;
  }
  
  .cta-content h2 {
    font-size: 28px;
  }
  
  .cta-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .logo-scroll-track {
    animation: logoScroll 12s linear infinite;
    width: max-content;
  }

  .logo-scroll-track .logo-wall-img:last-child {
    display: block;
  }

  .logo-wall-img {
    max-width: none;
    height: 30px;
  }

  .footer-top {
    flex-direction: column;
    gap: 40px;
  }
  
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 32px;
  }
  
  .footer-col {
    min-width: 0;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .side-toolbar {
    display: none;
  }

  .consultant-card {
    right: 12px;
    bottom: 12px;
    width: 240px;
  }

  /* Hide hero video on mobile */
  .hero-right {
    display: none;
  }

  /* Demo preview: hide entire section on mobile (iframes not responsive) */
  .demo-preview {
    display: none;
  }

  /* Why section pillars: 2x2 grid on mobile */
  .why-title {
    font-size: 28px;
  }

  .why-pillars {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 32px;
  }

  .why-pillar strong {
    font-size: 16px;
  }

  .why-pillar span {
    font-size: 14px;
  }

  /* Why detail: stack vertically on mobile */
  .why-detail {
    flex-direction: column;
    gap: 24px;
  }

  .why-detail-left {
    width: 100%;
  }

  .why-detail-title {
    font-size: 22px;
  }

  .why-detail-desc {
    font-size: 16px;
  }

  .why-detail-tab {
    font-size: 16px;
    padding: 12px 14px;
  }

  .why-detail-right {
    min-height: auto;
  }

  .why-content-panel.active {
    flex-direction: column;
    min-height: auto;
  }

  .why-panel-img {
    width: 100%;
  }

  .why-panel-text {
    width: 100%;
    padding: 24px 20px;
  }

  .why-panel-text h4 {
    font-size: 20px;
  }

  .why-panel-text p {
    font-size: 16px;
  }

  .why-panel-links a {
    font-size: 16px;
  }

  /* Module cards */
  .module-card h3 {
    font-size: 15px;
  }

  .module-card p {
    font-size: 14px;
  }

  .module-features li {
    font-size: 14px;
  }

  /* Architecture: single column on mobile */
  .arch-columns {
    grid-template-columns: 1fr;
  }

  .arch-top-badge {
    font-size: 16px;
  }

  .arch-col-header strong {
    font-size: 16px;
  }

  .arch-col-header span {
    font-size: 14px;
  }

  .arch-item {
    font-size: 16px;
  }

  .arch-platform-main {
    flex-direction: column;
    text-align: center;
  }

  .arch-platform-tags {
    margin-left: 0;
    justify-content: center;
  }

  .arch-platform-info strong {
    font-size: 16px;
  }

  .arch-platform-info span {
    font-size: 14px;
  }

  .arch-platform-tags span {
    font-size: 14px;
  }

  .arch-footer-cards {
    grid-template-columns: 1fr;
  }

  .arch-footer-card strong {
    font-size: 16px;
  }

  .arch-footer-card span {
    font-size: 14px;
  }

  /* Customer cards */
  .case-slider-wrap {
    padding-left: 16px;
    padding-right: 16px;
  }

  .case-card {
    flex: 0 0 240px;
    min-width: 240px;
  }

  .case-card-img {
    height: 140px;
  }

  .case-badge {
    font-size: 12px;
    padding: 3px 8px;
    white-space: nowrap;
  }

  .case-card-logo span {
    font-size: 14px;
  }

  .case-logo-icon {
    font-size: 12px;
    width: 28px;
    height: 28px;
  }

  .case-card-content {
    padding: 12px 14px;
  }

  .case-card-content p {
    font-size: 14px;
    -webkit-line-clamp: 2;
    line-clamp: 2;
  }

  .case-author {
    font-size: 13px;
  }

  .case-link {
    font-size: 16px;
  }

  /* Section common */
  .section-badge {
    font-size: 14px;
  }

  .section-desc {
    font-size: 16px;
  }

  /* CTA */
  .cta-content p {
    font-size: 16px;
  }

  .btn-lg {
    font-size: 16px;
  }

  .btn-outline {
    font-size: 16px;
  }

  .btn-primary {
    font-size: 16px;
  }

  .btn-secondary {
    font-size: 16px;
  }

  /* Hero elements */
  .hero-badge {
    font-size: 14px;
  }

  .stat-label {
    font-size: 13px;
    white-space: nowrap;
  }

  .stat-number {
    font-size: 20px;
  }

  .hero-stats {
    display: grid;
    grid-template-columns: repeat(2, auto);
    gap: 16px;
  }

  .stat-divider {
    display: none;
  }

  /* Mobile nav menu */
  .nav-link {
    font-size: 16px;
    padding: 12px 16px;
  }

  /* Footer */
  .footer-desc {
    font-size: 12px;
  }

  .footer-col h4 {
    font-size: 12px;
    margin-bottom: 8px;
  }

  .footer-col a {
    font-size: 12px;
    padding: 3px 0;
  }

  .footer-bottom p {
    font-size: 11px;
  }

  .footer-bottom-links a {
    font-size: 11px;
  }

  .footer-qr {
    text-align: center;
  }

  .footer-qr p {
    font-size: 11px !important;
  }

  .footer-company-info {
    font-size: 11px !important;
    line-height: 1.6 !important;
  }

  /* Consultant card */
  .consultant-title {
    font-size: 14px;
  }

  .consultant-desc {
    font-size: 13px;
  }

  .consultant-cta {
    font-size: 14px;
  }
}