/* ==========================================================================
   MEE BEEJ — Official Stylesheet
   Modern Tech Startup Landing Page (Bangla)
   Aesthetic: Equals-inspired Pastel-Pixel Retro-Modern SaaS
   ========================================================================== */

/* --- CSS Variables & Design Tokens --- */
:root {
  /* Brand Core Colors */
  --primary: #10b981;
  --primary-hover: #059669;
  --primary-light: #ecfdf5;
  --primary-dark: #047857;
  
  /* Pastel Accent System (Equals Inspiration) */
  --lavender-hero: #ece7f8;
  --lavender-card: #f5f2fc;
  --lavender-border: #ddd6fe;
  
  --mint-bg: #e6f9f0;
  --mint-border: #a7f3d0;
  
  --cyan-bg: #e0f7fa;
  --cyan-border: #a5f3fc;
  
  --yellow-highlight: #fef08a;
  --yellow-badge: #fde047;
  --yellow-dark: #854d0e;
  
  --coral-accent: #ffedd5;
  --coral-border: #fed7aa;
  
  --dark-bg: #0d1117;
  --dark-card: #161b22;
  --dark-border: #30363d;
  
  /* Neutrals */
  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-muted: #6b7280;
  --bg-page: #ffffff;
  --border-light: #e5e7eb;
  --border-medium: #d1d5db;
  
  /* Typography */
  --font-bangla: 'Hind Siliguri', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: 'Plus Jakarta Sans', var(--font-bangla);
  
  /* Shadows & Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --radius-pill: 9999px;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05), 0 2px 4px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.08), 0 4px 8px rgba(0, 0, 0, 0.03);
  --shadow-elevated: 0 20px 40px -15px rgba(26, 30, 46, 0.12);
  
  /* Transition */
  --transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- Base & Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-bangla);
  color: var(--text-primary);
  background-color: var(--bg-page);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

/* --- Layout Containers --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container-narrow {
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Retro Pixel Ribbon Accent (Equals Inspiration) --- */
.pixel-ribbon {
  display: flex;
  height: 16px;
  width: 100%;
  overflow: hidden;
  gap: 3px;
  opacity: 0.95;
}

.pixel-ribbon.thick {
  height: 24px;
  gap: 4px;
}

.pixel-block {
  flex: 1;
  height: 100%;
  min-width: 12px;
  border-radius: 2px;
}

.pixel-green  { background-color: #10b981; }
.pixel-yellow { background-color: #fde047; }
.pixel-purple { background-color: #a78bfa; }
.pixel-blue   { background-color: #38bdf8; }
.pixel-coral  { background-color: #fb923c; }
.pixel-pink   { background-color: #f472b6; }
.pixel-lime   { background-color: #a3e635; }
.pixel-indigo { background-color: #818cf8; }

/* Subtle Grid Pixel Accent for Section Corners */
.pixel-grid-accent {
  display: grid;
  grid-template-columns: repeat(6, 12px);
  grid-template-rows: repeat(4, 12px);
  gap: 3px;
  opacity: 0.75;
  pointer-events: none;
}

.pixel-grid-accent span {
  border-radius: 2px;
}

/* --- Announcement Bar --- */
.announcement-bar {
  background: #111827;
  color: #f3f4f6;
  font-size: 0.85rem;
  padding: 8px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.announcement-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.announcement-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
}

.announcement-badge .pulse-dot {
  width: 7px;
  height: 7px;
  background-color: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.35);
  animation: pulse 2s infinite;
}

.announcement-links {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 0.82rem;
}

.announcement-links a {
  color: #d1d5db;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.announcement-links a:hover {
  color: #ffffff;
}

/* --- Navigation Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.85);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

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

.brand-logo img {
  height: 44px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  font-weight: 500;
  color: var(--text-secondary);
  font-size: 0.98rem;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-link:hover::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 10px;
  right: 10px;
  height: 2px;
  background-color: var(--primary);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 6px;
  color: var(--text-primary);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  padding: 11px 22px;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
  text-align: center;
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.btn-secondary:hover {
  background-color: #f9fafb;
  border-color: var(--text-primary);
  transform: translateY(-2px);
}

.btn-dark {
  background-color: #111827;
  color: #ffffff;
}

.btn-dark:hover {
  background-color: #1f2937;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 7px 16px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 14px 30px;
  font-size: 1.05rem;
}

.btn-whatsapp {
  background-color: #25d366;
  color: #ffffff;
}

.btn-whatsapp:hover {
  background-color: #1ebc59;
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.35);
  transform: translateY(-2px);
}

/* --- Highlighter Pills & Pill Badges --- */
.highlight-capsule {
  display: inline-block;
  background-color: var(--yellow-highlight);
  color: #1f2937;
  padding: 2px 14px;
  border-radius: var(--radius-pill);
  border: 1.5px solid #000000;
  box-shadow: 2px 3px 0px #000000;
  font-weight: 700;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-medium);
  background: #ffffff;
}

.badge-tag.badge-lavender {
  background: #ede9fe;
  color: #5b21b6;
  border-color: #c4b5fd;
}

.badge-tag.badge-mint {
  background: #d1fae5;
  color: #065f46;
  border-color: #a7f3d0;
}

.badge-tag.badge-yellow {
  background: #fef9c3;
  color: #854d0e;
  border-color: #fde047;
}

.badge-tag.badge-cyan {
  background: #cffafe;
  color: #155e75;
  border-color: #a5f3fc;
}

/* --- Hero Section (Lavender Equals Inspiration) --- */
.hero-section {
  background-color: var(--lavender-hero);
  position: relative;
  padding-top: 64px;
  padding-bottom: 80px;
  overflow: hidden;
  border-bottom: 1px solid var(--lavender-border);
}

.hero-decoration-left {
  position: absolute;
  left: 16px;
  top: 40px;
}

.hero-decoration-right {
  position: absolute;
  right: 16px;
  top: 50px;
}

.hero-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero-badge-container {
  margin-bottom: 22px;
  display: flex;
  justify-content: center;
}

.hero-title {
  font-size: 3.1rem;
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #111827;
  margin-bottom: 22px;
}

.hero-subtitle {
  font-size: 1.22rem;
  line-height: 1.7;
  color: #4b5563;
  max-width: 760px;
  margin: 0 auto 34px auto;
  font-weight: 400;
}

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

.hero-trust-subtext {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 48px;
}

.hero-trust-subtext span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* --- Hero Interactive Showcase Window --- */
.hero-showcase {
  max-width: 1040px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 60px -12px rgba(99, 102, 241, 0.18), 0 0 0 1px rgba(167, 139, 250, 0.25);
  overflow: hidden;
  position: relative;
  z-index: 3;
}

.showcase-window-bar {
  background: #f9fafb;
  border-bottom: 1px solid var(--border-light);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.window-dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.window-dots span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.dot-red    { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green  { background: #10b981; }

.showcase-tabs {
  display: flex;
  align-items: center;
  background: #eef2f6;
  padding: 4px;
  border-radius: var(--radius-pill);
  gap: 4px;
}

.showcase-tab {
  background: transparent;
  border: none;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.showcase-tab.active {
  background: #ffffff;
  color: var(--text-primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.showcase-tab-badge {
  font-size: 0.72rem;
  padding: 1px 7px;
  border-radius: var(--radius-pill);
  background: #e0e7ff;
  color: #4338ca;
}

.showcase-content {
  padding: 24px;
  background: #ffffff;
  min-height: 420px;
}

.showcase-panel {
  display: none;
  animation: fadeIn 0.3s ease;
}

.showcase-panel.active {
  display: block;
}

/* Showcase Panels Design */
.pos-dashboard-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.metric-card {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  background: #fafafa;
}

.metric-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.metric-val {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--text-primary);
}

.metric-change {
  font-size: 0.75rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px 6px;
  border-radius: 4px;
}

.change-up { background: #d1fae5; color: #047857; }
.change-live { background: #e0e7ff; color: #4338ca; }

.pos-table-preview {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: 0.88rem;
}

.pos-table-header {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  padding: 10px 16px;
  background: #f3f4f6;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
}

.pos-table-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-light);
  align-items: center;
}

.pos-table-row:last-child {
  border-bottom: none;
}

.badge-status {
  display: inline-block;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-weight: 600;
}

.status-paid { background: #d1fae5; color: #065f46; }
.status-stock { background: #fef3c7; color: #92400e; }
.status-done { background: #e0f2fe; color: #0369a1; }

/* IoT Sensor Panel */
.iot-sensor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.sensor-box {
  background: #f8fafc;
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 18px;
  position: relative;
  transition: var(--transition);
}

.sensor-box.active {
  border-color: var(--primary);
  background: #f0fdf4;
}

.sensor-box-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.sensor-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.sensor-box.active .sensor-icon {
  background: #dcfce7;
  color: #16a34a;
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: #cbd5e1;
  transition: .3s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: #10b981;
}

input:checked + .slider:before {
  transform: translateX(20px);
}

.sensor-reading {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.sensor-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.iot-live-graph-bar {
  background: #111827;
  color: #f9fafb;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
}

/* AI Agent Panel */
.ai-agent-preview {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 20px;
  align-items: stretch;
}

.ai-sidebar {
  background: #f8fafc;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 18px;
}

.ai-avatar-card {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-light);
}

.ai-avatar {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #10b981;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}

.ai-chat-window {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  height: 330px;
  background: #fdfdfd;
}

.chat-history {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-msg {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 0.88rem;
  line-height: 1.5;
}

.msg-bot {
  background: #f1f5f9;
  color: #1e293b;
  align-self: flex-start;
  border-bottom-left-radius: 2px;
}

.msg-user {
  background: #10b981;
  color: #ffffff;
  align-self: flex-end;
  border-bottom-right-radius: 2px;
}

.chat-input-bar {
  display: flex;
  border-top: 1px solid var(--border-light);
  padding: 10px;
  background: #ffffff;
  gap: 8px;
}

.chat-input-bar input {
  flex: 1;
  border: 1px solid var(--border-light);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
}

.chat-quick-chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.chip-btn {
  background: #ffffff;
  border: 1px solid var(--border-medium);
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition);
}

.chip-btn:hover {
  background: #eef2ff;
  border-color: #6366f1;
  color: #4338ca;
}

/* --- Trust Strip / Target Industries --- */
.trust-strip-section {
  padding: 40px 0;
  background: #ffffff;
  border-bottom: 1px solid var(--border-light);
}

.trust-heading {
  text-align: center;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}

.industry-pills-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.industry-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--border-light);
  background: #fafafa;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-primary);
  transition: var(--transition);
}

.industry-pill:hover {
  background: #ffffff;
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.industry-pill-icon {
  font-size: 1.1rem;
}

/* --- Section Headings General --- */
.section-padding {
  padding: 96px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px auto;
}

.section-badge {
  display: inline-block;
  margin-bottom: 14px;
}

.section-title {
  font-size: 2.35rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.12rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Services / Core 3 Pillars (Bento Cards) --- */
.services-section {
  background: #fafafa;
}

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

.pillar-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--border-light);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.pillar-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-elevated);
  border-color: var(--primary);
}

.card-top-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
}

.accent-software { background: linear-gradient(90deg, #6366f1, #a855f7); }
.accent-iot      { background: linear-gradient(90deg, #10b981, #06b6d4); }
.accent-ai       { background: linear-gradient(90deg, #f59e0b, #ef4444); }

.pillar-icon-box {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.icon-software { background: #ede9fe; color: #6d28d9; }
.icon-iot      { background: #d1fae5; color: #047857; }
.icon-ai       { background: #fef3c7; color: #b45309; }

.pillar-title {
  font-size: 1.45rem;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text-primary);
}

.pillar-desc {
  font-size: 0.98rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.65;
}

.pillar-features {
  list-style: none;
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pillar-features li {
  font-size: 0.92rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.pillar-features li svg {
  color: var(--primary);
  flex-shrink: 0;
}

.card-cta-link {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--primary-dark);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
}

.card-cta-link:hover {
  color: var(--primary);
  gap: 10px;
}

/* --- Connected Architecture Section (Diagram) --- */
.architecture-section {
  background: #ffffff;
}

.arch-card {
  background: var(--lavender-card);
  border: 1.5px solid var(--lavender-border);
  border-radius: var(--radius-xl);
  padding: 48px;
  position: relative;
  overflow: hidden;
}

.arch-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 40px auto;
}

.arch-diagram-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
}

.diagram-node {
  background: #ffffff;
  border: 1.5px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.diagram-node:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
}

.diagram-node-center {
  background: #111827;
  color: #ffffff;
  border-color: #1f2937;
  padding: 32px 24px;
}

.diagram-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #9ca3af;
}

.node-icon-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  margin: 0 auto 14px auto;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.diagram-node h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.diagram-node p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.diagram-node-center p {
  color: #9ca3af;
}

/* --- Interactive Project Cost Calculator --- */
.calculator-section {
  background: #fdfaf6;
  border-top: 1px solid var(--coral-border);
  border-bottom: 1px solid var(--coral-border);
}

.calc-container {
  background: #ffffff;
  border: 1.5px solid #fed7aa;
  border-radius: var(--radius-xl);
  box-shadow: 0 10px 30px rgba(251, 146, 60, 0.08);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
}

.calc-controls {
  padding: 40px;
}

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

.calc-group-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.calc-options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.calc-checkbox-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  background: #fafafa;
}

.calc-checkbox-card:hover {
  border-color: var(--primary);
  background: #ffffff;
}

.calc-checkbox-card.selected {
  border-color: var(--primary);
  background: var(--mint-bg);
}

.calc-checkbox-card input[type="checkbox"] {
  accent-color: var(--primary);
  width: 18px;
  height: 18px;
  margin-top: 2px;
}

.calc-option-info h5 {
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.calc-option-info p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.calc-results-panel {
  background: #111827;
  color: #ffffff;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.calc-results-top {
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding-bottom: 24px;
  margin-bottom: 24px;
}

.calc-est-label {
  font-size: 0.85rem;
  color: #9ca3af;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.calc-total-amount {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 800;
  color: #34d399;
  line-height: 1;
  margin-bottom: 8px;
}

.calc-timeline-note {
  font-size: 0.88rem;
  color: #d1d5db;
}

.calc-breakdown-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.88rem;
  color: #9ca3af;
  margin-bottom: 28px;
}

.calc-breakdown-list li {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
  padding-bottom: 6px;
}

.calc-breakdown-list li span:last-child {
  color: #ffffff;
  font-weight: 600;
}

/* --- Why MEE BEEJ Section --- */
.why-section {
  background: #ffffff;
}

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

.why-card {
  padding: 28px 22px;
  background: #fafafa;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--border-light);
  transition: var(--transition);
}

.why-card:hover {
  background: #ffffff;
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.why-num {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
}

.why-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.why-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --- Testimonials / Case Studies --- */
.testimonials-section {
  background: var(--lavender-card);
  border-top: 1px solid var(--lavender-border);
  border-bottom: 1px solid var(--lavender-border);
}

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

.testimonial-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
}

.testimonial-quote {
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--text-primary);
  margin-bottom: 24px;
  position: relative;
}

.quote-mark {
  font-size: 2.5rem;
  line-height: 1;
  color: #a78bfa;
  font-family: Georgia, serif;
  display: block;
  margin-bottom: 6px;
}

.client-profile {
  display: flex;
  align-items: center;
  gap: 14px;
  border-top: 1px solid var(--border-light);
  padding-top: 16px;
}

.client-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #ede9fe;
  color: #6d28d9;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.client-info h5 {
  font-size: 0.95rem;
  font-weight: 700;
}

.client-info p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* --- FAQ Accordion --- */
.faq-section {
  background: #ffffff;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #ffffff;
  transition: var(--transition);
}

.faq-item.active {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  padding: 18px 22px;
  background: none;
  border: none;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #f3f4f6;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #ffffff;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease;
  padding: 0 22px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 220px;
  padding: 0 22px 20px 22px;
}

/* --- Contact & Consultation Section --- */
.contact-section {
  background: #f8fafc;
}

.contact-layout-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 36px;
}

.contact-info-card {
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-badge-box {
  margin-bottom: 24px;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 32px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-icon-circle {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--mint-bg);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-info h5 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.contact-item-info a, .contact-item-info p {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
}

.contact-item-actions {
  margin-top: 6px;
  display: flex;
  gap: 8px;
}

.copy-btn {
  background: #f3f4f6;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-pill);
  padding: 2px 10px;
  font-size: 0.76rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--text-secondary);
  transition: var(--transition);
}

.copy-btn:hover {
  background: #e5e7eb;
  color: var(--text-primary);
}

.copy-btn.copied {
  background: #d1fae5;
  color: #065f46;
  border-color: #a7f3d0;
}

/* Map Card Representation */
.map-embed-card {
  background: #eef2f6;
  border-radius: var(--radius-md);
  padding: 16px;
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.map-info-text {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* Contact Form */
.contact-form-card {
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.contact-form-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.contact-form-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 28px;
}

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

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  background: #fafafa;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  background: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 110px;
}

.form-submit-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 10px;
}

/* --- Toast Notification --- */
.toast-notice {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #111827;
  color: #ffffff;
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  z-index: 9999;
  transform: translateY(120%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast-notice.show {
  transform: translateY(0);
}

.toast-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
}

/* --- Deep Dark Footer (Equals Inspiration) --- */
.site-footer {
  background-color: var(--dark-bg);
  color: #9ca3af;
  position: relative;
  overflow: hidden;
}

.footer-main {
  padding: 72px 0 48px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.92rem;
  line-height: 1.7;
  color: #9ca3af;
  max-width: 320px;
}

.footer-col h5 {
  color: #ffffff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.9rem;
  color: #9ca3af;
}

.footer-links a:hover {
  color: #ffffff;
  padding-left: 4px;
}

.footer-contact-details {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 0.9rem;
}

.footer-contact-details li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: #d1d5db;
}

.footer-contact-details a:hover {
  color: #34d399;
}

.footer-bottom {
  border-top: 1px solid var(--dark-border);
  padding: 24px 0;
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 14px;
}

.social-icon-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #d1d5db;
  transition: var(--transition);
}

.social-icon-link:hover {
  background: #10b981;
  color: #ffffff;
  border-color: #10b981;
  transform: translateY(-2px);
}

/* --- Floating Quick Action Bar (Mobile & Desktop) --- */
.floating-quick-contact {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(17, 24, 39, 0.92);
  backdrop-filter: blur(12px);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  z-index: 90;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.floating-quick-contact a {
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
}

.floating-whatsapp {
  background: #25d366;
  color: #ffffff !important;
}

.floating-whatsapp:hover {
  background: #1ebc59;
}

.floating-call {
  background: rgba(255, 255, 255, 0.12);
}

.floating-call:hover {
  background: rgba(255, 255, 255, 0.22);
}

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

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* --- Responsive Media Queries --- */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.6rem;
  }
  .pillars-grid {
    grid-template-columns: 1fr;
  }
  .arch-diagram-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .diagram-connector {
    transform: rotate(90deg);
  }
  .calc-container {
    grid-template-columns: 1fr;
  }
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .ai-agent-preview {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.1rem;
  }
  .hero-subtitle {
    font-size: 1.05rem;
  }
  .nav-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: #ffffff;
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 2px solid var(--border-light);
    box-shadow: var(--shadow-lg);
    display: none;
  }
  .nav-menu.open {
    display: flex;
  }
  .mobile-nav-toggle {
    display: block;
  }
  .pos-dashboard-grid, .iot-sensor-grid {
    grid-template-columns: 1fr;
  }
  .pos-table-header, .pos-table-row {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
  .pos-table-header div:nth-child(4),
  .pos-table-header div:nth-child(5),
  .pos-table-row div:nth-child(4),
  .pos-table-row div:nth-child(5) {
    display: none;
  }
  .contact-layout-grid {
    grid-template-columns: 1fr;
  }
  .why-grid {
    grid-template-columns: 1fr;
  }
  .calc-options-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-decoration-left, .hero-decoration-right {
    display: none;
  }
  .announcement-inner {
    justify-content: center;
  }
  .announcement-links {
    display: none;
  }
}