/* ==========================================================================
   NEBURIX RETAIL POS - MODERN DESIGN SYSTEM & LANDING CSS (v2.6)
   ========================================================================== */

:root {
  --bg-primary: #07090e;
  --bg-secondary: #0d121f;
  --bg-tertiary: #131b2e;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-card-hover: rgba(30, 41, 59, 0.8);
  --bg-glass: rgba(15, 23, 42, 0.65);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(59, 130, 246, 0.4);
  --border-accent: rgba(6, 182, 212, 0.45);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --accent-cyan: #06b6d4;
  --accent-blue: #3b82f6;
  --accent-indigo: #6366f1;
  --accent-purple: #8b5cf6;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.5);
  --shadow-glow-blue: 0 0 40px rgba(59, 130, 246, 0.25);
  --shadow-glow-cyan: 0 0 40px rgba(6, 182, 212, 0.25);
  --shadow-glow-emerald: 0 0 35px rgba(16, 185, 129, 0.2);

  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-primary);
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Custom Clean Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: rgba(13, 18, 31, 0.6);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}

/* Ambient Background Light Mesh */
.ambient-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
}

.ambient-1 {
  top: -100px;
  left: 20%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.4), transparent 70%);
}

.ambient-2 {
  top: 35%;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.3), transparent 70%);
}

.ambient-3 {
  bottom: 10%;
  left: -150px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.25), transparent 70%);
}

/* Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-main);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 0%, #38bdf8 50%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-emerald {
  background: linear-gradient(135deg, #34d399 0%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-amber {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Navigation Bar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: var(--transition);
  padding: 1.1rem 0;
}

.navbar.scrolled {
  background: rgba(7, 9, 14, 0.88);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0.8rem 0;
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-main);
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
}

.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #0284c7, #6366f1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.15rem;
  box-shadow: 0 4px 15px rgba(2, 132, 199, 0.4);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--accent-cyan);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.7rem 1.3rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  user-select: none;
}

.btn-primary {
  background: linear-gradient(135deg, #0284c7, #2563eb);
  color: #fff;
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0369a1, #1d4ed8);
  box-shadow: 0 6px 28px rgba(37, 99, 235, 0.6);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-2px);
}

.btn-emerald {
  background: linear-gradient(135deg, #059669, #10b981);
  color: #fff;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.35);
}

.btn-emerald:hover {
  background: linear-gradient(135deg, #047857, #059669);
  box-shadow: 0 6px 28px rgba(16, 185, 129, 0.5);
  transform: translateY(-2px);
}

.btn-amber {
  background: linear-gradient(135deg, #d97706, #f59e0b);
  color: #111827;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.35);
}

.btn-amber:hover {
  background: linear-gradient(135deg, #b45309, #d97706);
  color: #fff;
  box-shadow: 0 6px 28px rgba(245, 158, 11, 0.5);
  transform: translateY(-2px);
}

.btn-google {
  background: #ffffff;
  color: #1f2937;
  border: 1px solid #e5e7eb;
  font-family: var(--font-sans);
  font-weight: 600;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.btn-google:hover {
  background: #f9fafb;
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.82rem;
}

.btn-lg {
  padding: 0.9rem 1.8rem;
  font-size: 1.02rem;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.25);
  color: var(--accent-cyan);
  margin-bottom: 1.25rem;
}

.badge-emerald {
  background: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--accent-emerald);
}

.badge-pulse {
  width: 8px;
  height: 8px;
  background-color: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 16px var(--accent-cyan); }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* HERO SECTION */
.hero-section {
  padding: 8.5rem 0 4.5rem;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.2rem;
  margin-bottom: 1.2rem;
  line-height: 1.15;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-auth-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 2.2rem;
  box-shadow: var(--shadow-sm);
}

.hero-auth-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.trial-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-emerald);
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
}

.hero-auth-buttons {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 1.8rem;
  border-top: 1px solid var(--border-subtle);
}

.stat-item h4 {
  font-size: 1.6rem;
  color: #fff;
  font-weight: 800;
  margin-bottom: 0.2rem;
}

.stat-item p {
  font-size: 0.82rem;
  color: var(--text-dim);
  font-weight: 500;
}

/* INTERACTIVE POS TERMINAL SIMULATOR */
.simulator-container {
  background: var(--bg-card);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7), var(--shadow-glow-blue);
  display: flex;
  flex-direction: column;
}

.terminal-header {
  background: var(--bg-tertiary);
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.window-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

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

.terminal-status {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-emerald);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.status-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-emerald);
}

.terminal-body {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  height: 430px;
  overflow: hidden;
}

/* Product Catalog Panel */
.terminal-catalog {
  padding: 1.1rem;
  border-right: 1px solid var(--border-subtle);
  overflow-y: auto;
  overflow-x: hidden;
}

.catalog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.8rem;
}

.catalog-header h5 {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.barcode-scanner-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.7rem;
  margin-bottom: 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-cyan);
}

.barcode-scanner-bar i {
  color: var(--accent-cyan);
}

.sim-product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.sim-item-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  user-select: none;
}

.sim-item-card:hover {
  background: rgba(59, 130, 246, 0.15);
  border-color: var(--border-glow);
  transform: translateY(-2px);
}

.sim-item-icon {
  font-size: 1.25rem;
  margin-bottom: 0.35rem;
}

.sim-item-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sim-item-price {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent-cyan);
  font-weight: 700;
  margin-top: 0.25rem;
}

/* Cart / Billing Slip Panel */
.terminal-cart {
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: rgba(10, 14, 23, 0.65);
  overflow: hidden;
}

.cart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 0.5rem;
}

.cart-header h5 {
  font-size: 0.9rem;
  color: var(--text-main);
}

.cart-counter {
  font-size: 0.72rem;
  background: var(--accent-blue);
  color: #fff;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
}

.cart-items-list {
  flex-grow: 1;
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding-right: 0.25rem;
}

.cart-empty-state {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  text-align: center;
  gap: 0.5rem;
  font-size: 0.82rem;
}

.cart-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.65rem;
  font-size: 0.78rem;
  animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.cart-row-info {
  display: flex;
  flex-direction: column;
  max-width: 120px;
}

.cart-row-title {
  font-weight: 600;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cart-row-sub {
  font-size: 0.7rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.cart-row-ctrls {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.cart-btn-qty {
  width: 20px;
  height: 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.72rem;
  transition: var(--transition);
}

.cart-btn-qty:hover {
  background: var(--accent-blue);
  color: #fff;
}

.cart-totals-panel {
  padding-top: 0.7rem;
  border-top: 1px dashed var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.8rem;
}

.cart-summary-line {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
}

.cart-grand-total {
  font-size: 1rem;
  font-weight: 800;
  color: #fff;
  padding-top: 0.35rem;
  border-top: 1px solid var(--border-subtle);
}

.terminal-checkout-btn {
  margin-top: 0.75rem;
  width: 100%;
  padding: 0.65rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #059669, #10b981);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.88rem;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  transition: var(--transition);
}

.terminal-checkout-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  background: #334155;
}

.terminal-checkout-btn:not(:disabled):hover {
  box-shadow: 0 4px 18px rgba(16, 185, 129, 0.4);
  transform: translateY(-1px);
}

/* SECTION STYLING */
.section {
  padding: 6rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem;
}

.section-header h2 {
  font-size: 2.4rem;
  margin-bottom: 0.9rem;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* FEATURE MATRIX CARDS */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.feature-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-6px);
  box-shadow: var(--shadow-md), var(--shadow-glow-blue);
}

.feature-icon-wrapper {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.4rem;
}

.icon-blue { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); border: 1px solid rgba(59, 130, 246, 0.3); }
.icon-cyan { background: rgba(6, 182, 212, 0.15); color: var(--accent-cyan); border: 1px solid rgba(6, 182, 212, 0.3); }
.icon-emerald { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); border: 1px solid rgba(16, 185, 129, 0.3); }
.icon-purple { background: rgba(139, 92, 246, 0.15); color: var(--accent-purple); border: 1px solid rgba(139, 92, 246, 0.3); }
.icon-amber { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); border: 1px solid rgba(245, 158, 11, 0.3); }
.icon-rose { background: rgba(244, 63, 94, 0.15); color: var(--accent-rose); border: 1px solid rgba(244, 63, 94, 0.3); }

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.7rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 1.2rem;
}

.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: auto;
}

.feature-tag {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

/* INTERACTIVE MODULE TABS */
.interactive-showcase {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.showcase-tabs {
  display: flex;
  gap: 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1.2rem;
  margin-bottom: 2rem;
  overflow-x: auto;
}

.showcase-tab {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 0.65rem 1.3rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.showcase-tab.active {
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.2), rgba(99, 102, 241, 0.2));
  border-color: var(--accent-cyan);
  color: #fff;
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.2);
}

.tab-pane {
  display: none;
  animation: fadeIn 0.3s ease-out;
}

.tab-pane.active {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: center;
}

.tab-pane-content h3 {
  font-size: 1.9rem;
  margin-bottom: 0.9rem;
}

.tab-pane-content p {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 1.4rem;
}

.feature-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-bottom: 1.8rem;
}

.feature-bullets li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-main);
  font-size: 0.92rem;
}

.feature-bullets li i {
  color: var(--accent-emerald);
  font-size: 1.05rem;
}

.tab-mockup {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  box-shadow: var(--shadow-sm);
}

/* HARDWARE ECOSYSTEM */
.hardware-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.hardware-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  text-align: center;
  transition: var(--transition);
}

.hardware-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow-cyan);
}

.hardware-card i {
  font-size: 2.2rem;
  color: var(--accent-cyan);
  margin-bottom: 0.9rem;
}

.hardware-card h4 {
  font-size: 1.1rem;
  margin-bottom: 0.45rem;
}

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

/* MULTI-CURRENCY SELECTOR & PRICING */
.pricing-controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

.currency-selector-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 0.35rem 0.5rem;
}

.currency-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.currency-btn:hover {
  color: #fff;
}

.currency-btn.active {
  background: linear-gradient(135deg, #0284c7, #2563eb);
  color: #fff;
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.4);
}

.pricing-toggle-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.pricing-switch {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 0.3rem;
  display: flex;
  cursor: pointer;
}

.switch-opt {
  padding: 0.4rem 1.2rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition);
}

.switch-opt.active {
  background: var(--accent-blue);
  color: #fff;
}

.discount-pill {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: var(--transition);
}

.pricing-card.featured {
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.85) 0%, rgba(15, 23, 42, 0.95) 100%);
  border-color: var(--accent-blue);
  box-shadow: 0 0 40px rgba(59, 130, 246, 0.25);
  transform: scale(1.04);
}

.pricing-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-glow);
}

.pricing-card.featured:hover {
  transform: scale(1.04) translateY(-6px);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #0284c7, #6366f1);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.3rem 1rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
  box-shadow: 0 4px 15px rgba(2, 132, 199, 0.5);
}

.plan-name {
  font-size: 1.35rem;
  margin-bottom: 0.4rem;
}

.plan-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 1.4rem;
}

.plan-price {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: baseline;
  margin-bottom: 1.4rem;
}

.plan-price span {
  font-size: 0.95rem;
  color: var(--text-dim);
  font-weight: 500;
  margin-left: 0.35rem;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.4rem;
}

.plan-features li {
  font-size: 0.88rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.plan-features li i {
  color: var(--accent-emerald);
}

/* FAQ ACCORDION */
.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--border-glow);
}

.faq-question {
  width: 100%;
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  color: var(--text-main);
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.faq-question i {
  color: var(--accent-cyan);
  transition: var(--transition);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 0 1.5rem;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.faq-item.open .faq-answer {
  max-height: 250px;
  padding-bottom: 1.25rem;
}

.faq-item.open .faq-question i {
  transform: rotate(180deg);
}

/* CTA BANNER */
.cta-banner {
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.25), rgba(99, 102, 241, 0.25));
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-xl);
  padding: 4.5rem 3rem;
  text-align: center;
  box-shadow: 0 0 60px rgba(2, 132, 199, 0.25);
  position: relative;
  overflow: hidden;
}

.cta-banner h2 {
  font-size: 2.7rem;
  margin-bottom: 0.9rem;
}

.cta-banner p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2.2rem;
}

.cta-banner-buttons {
  display: flex;
  justify-content: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

/* FOOTER */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-top: 1rem;
  max-width: 320px;
}

.footer-col h5 {
  font-size: 0.98rem;
  margin-bottom: 1.2rem;
  color: #fff;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* MODAL: RECEIPT POPUP */
.receipt-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(10px);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.receipt-modal-backdrop.active {
  opacity: 1;
  pointer-events: all;
}

.receipt-slip {
  background: #ffffff;
  color: #111827;
  width: 330px;
  padding: 1.75rem 1.5rem;
  border-radius: var(--radius-sm);
  font-family: 'Courier New', Courier, monospace;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
  transform: translateY(20px) scale(0.95);
  transition: var(--transition);
}

.receipt-modal-backdrop.active .receipt-slip {
  transform: translateY(0) scale(1);
}

.receipt-slip h4 {
  font-family: var(--font-heading);
  text-align: center;
  color: #111827;
  font-size: 1.2rem;
  margin-bottom: 0.2rem;
}

.receipt-slip-meta {
  text-align: center;
  font-size: 0.75rem;
  color: #6b7280;
  margin-bottom: 1rem;
  border-bottom: 1px dashed #9ca3af;
  padding-bottom: 0.75rem;
}

.receipt-items-table {
  width: 100%;
  font-size: 0.78rem;
  margin-bottom: 1rem;
  border-collapse: collapse;
}

.receipt-items-table th {
  text-align: left;
  border-bottom: 1px solid #d1d5db;
  padding-bottom: 0.3rem;
}

.receipt-items-table td {
  padding: 0.3rem 0;
}

.receipt-calc {
  border-top: 1px dashed #9ca3af;
  padding-top: 0.6rem;
  font-size: 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.receipt-calc-line {
  display: flex;
  justify-content: space-between;
}

.receipt-calc-grand {
  font-weight: bold;
  font-size: 0.95rem;
  border-top: 1px solid #111827;
  padding-top: 0.4rem;
  margin-top: 0.3rem;
}

.receipt-footer-msg {
  text-align: center;
  font-size: 0.75rem;
  color: #4b5563;
  margin-top: 1.2rem;
  border-top: 1px dashed #9ca3af;
  padding-top: 0.75rem;
}

.receipt-close-btn {
  margin-top: 1rem;
  width: 100%;
  padding: 0.6rem;
  background: #111827;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-family: var(--font-sans);
  font-weight: 600;
  cursor: pointer;
}

/* RESPONSIVE BREAKPOINTS */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hardware-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
  .pricing-card.featured {
    transform: none;
  }
  .pricing-card.featured:hover {
    transform: translateY(-6px);
  }
  .tab-pane.active {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.4rem;
  }
  .terminal-body {
    grid-template-columns: 1fr;
    height: auto;
  }
  .terminal-catalog {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    max-height: 260px;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .hardware-grid {
    grid-template-columns: 1fr;
  }
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: 2rem;
    border-bottom: 1px solid var(--border-subtle);
    display: none;
  }
  .nav-menu.open {
    display: flex;
  }
  .mobile-toggle {
    display: block;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}