/* ==========================================================================
   SHWE POS LANDING PAGE - DESIGN SYSTEM & STYLES
   ========================================================================== */

/* 1. Core Variables & Themes
   ========================================================================== */
:root {
  /* Fonts */
  --font-sans: 'Inter', 'Noto Sans Myanmar', system-ui, -apple-system, sans-serif;
  
  /* Layout */
  --max-width: 1200px;
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
  --border-radius-xl: 32px;
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Light Theme Variables */
  --bg-main: #f8fafc;
  --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  --bg-card: rgba(255, 255, 255, 0.75);
  --bg-card-hover: rgba(255, 255, 255, 0.9);
  --border-card: rgba(148, 163, 184, 0.15);
  --border-card-hover: rgba(16, 185, 129, 0.3);
  --shadow-card: 0 10px 30px -10px rgba(15, 23, 42, 0.05), 0 1px 3px rgba(15, 23, 42, 0.03);
  --shadow-card-hover: 0 20px 40px -15px rgba(16, 185, 129, 0.1), 0 4px 6px -2px rgba(16, 185, 129, 0.05);
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  
  --primary: #059669; /* Emerald */
  --primary-hover: #047857;
  --primary-glow: rgba(5, 150, 105, 0.15);
  
  --secondary: #d97706; /* Amber/Gold */
  --secondary-hover: #b45309;
  --secondary-glow: rgba(217, 119, 6, 0.15);
  
  --accent-color: #f59e0b; /* Amber */
  --badge-bg: rgba(5, 150, 105, 0.08);
  --badge-text: #047857;
  
  --nav-bg: rgba(248, 250, 252, 0.8);
  --nav-border: rgba(148, 163, 184, 0.1);
  --hero-glow: radial-gradient(circle at 50% 50%, rgba(16, 185, 129, 0.08) 0%, rgba(255, 255, 255, 0) 70%);
}

[data-theme="dark"] {
  /* Dark Theme Variables */
  --bg-main: #030712;
  --bg-gradient: linear-gradient(135deg, #030712 0%, #0f172a 100%);
  --bg-card: rgba(15, 23, 42, 0.5);
  --bg-card-hover: rgba(30, 41, 59, 0.6);
  --border-card: rgba(255, 255, 255, 0.06);
  --border-card-hover: rgba(52, 211, 153, 0.3);
  --shadow-card: 0 20px 40px -15px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.03);
  --shadow-card-hover: 0 30px 60px -20px rgba(16, 185, 129, 0.25), 0 0 0 1px rgba(52, 211, 153, 0.2);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --primary: #10b981; /* Emerald */
  --primary-hover: #34d399;
  --primary-glow: rgba(16, 185, 129, 0.25);
  
  --secondary: #fbbf24; /* Amber/Gold */
  --secondary-hover: #fbbf24;
  --secondary-glow: rgba(251, 191, 36, 0.2);
  
  --accent-color: #fbbf24;
  --badge-bg: rgba(16, 185, 129, 0.15);
  --badge-text: #34d399;
  
  --nav-bg: rgba(3, 7, 18, 0.8);
  --nav-border: rgba(255, 255, 255, 0.05);
  --hero-glow: radial-gradient(circle at 50% 50%, rgba(16, 185, 129, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
}

/* 2. Reset & Global Styles
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-gradient);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  transition: background var(--transition-normal), color var(--transition-normal);
}

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

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

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

/* 3. Utility Classes
   ========================================================================== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

.section {
  padding: 100px 0;
  position: relative;
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.glass {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-card);
  box-shadow: var(--shadow-card);
  border-radius: var(--border-radius-md);
  transition: background var(--transition-normal), border var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-hover:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-card-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--badge-bg);
  color: var(--badge-text);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid rgba(16, 185, 129, 0.1);
  transition: all var(--transition-fast);
}

/* 4. Navbar Component
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 80px;
  border-bottom: 1px solid var(--nav-border);
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: background var(--transition-normal), border var(--transition-normal), height var(--transition-normal);
}

.navbar.scrolled {
  height: 70px;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
}

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

.logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-img {
  height: 40px;
  width: auto;
  border-radius: 8px;
  transition: transform var(--transition-normal);
}

.logo-container:hover .logo-img {
  transform: rotate(5deg) scale(1.05);
}

.logo-text {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  display: flex;
  flex-direction: column;
}

.logo-subtext {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-top: -4px;
  letter-spacing: 0.05em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
}

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

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

/* Interactive Controls */
.control-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--nav-border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.control-btn:hover {
  color: var(--primary);
  border-color: var(--primary);
  background: var(--primary-glow);
  transform: translateY(-1px);
}

.lang-btn {
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

.theme-btn svg {
  width: 20px;
  height: 20px;
  stroke-width: 2px;
  fill: none;
  stroke: currentColor;
}

/* Theme Icon toggling */
.theme-btn .moon-icon {
  display: block;
}
.theme-btn .sun-icon {
  display: none;
}

[data-theme="dark"] .theme-btn .moon-icon {
  display: none;
}
[data-theme="dark"] .theme-btn .sun-icon {
  display: block;
}

.cta-btn {
  padding: 10px 20px;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  background: var(--primary);
  color: #ffffff !important;
  box-shadow: 0 4px 14px var(--primary-glow);
  transition: all var(--transition-normal);
  border: 1px solid transparent;
}

.cta-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--primary-glow);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  width: 24px;
}

.hamburger span {
  display: block;
  height: 2.5px;
  width: 100%;
  background: var(--text-primary);
  border-radius: 4px;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

/* 5. Hero Section
   ========================================================================== */
.hero {
  padding-top: 160px;
  padding-bottom: 100px;
  overflow: hidden;
}

.hero-glow-bg {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 140%;
  height: 100%;
  background: var(--hero-glow);
  z-index: 1;
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 2;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.15;
  font-weight: 900;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.hero-title span {
  display: block;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 520px;
}

.hero-buttons {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.btn-secondary {
  padding: 12px 28px;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid var(--border-card);
  color: var(--text-primary);
  background: var(--bg-card);
  transition: all var(--transition-normal);
}

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

.hero-platforms {
  display: flex;
  align-items: center;
  gap: 24px;
}

.platform-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.platform-tag svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* Hero Showcase Graphic */
.hero-graphic {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.showcase-container {
  position: relative;
  width: 100%;
  max-width: 500px;
  aspect-ratio: 1;
}

.device-mockup {
  position: absolute;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  border: 4px solid var(--text-primary);
}

.device-desktop {
  width: 80%;
  aspect-ratio: 16 / 10;
  top: 10%;
  left: 0;
  background: #1e293b;
  z-index: 2;
  transform: perspective(1000px) rotateY(10deg);
}

.device-mobile {
  width: 30%;
  aspect-ratio: 9 / 18;
  bottom: 10%;
  right: 5%;
  background: #0f172a;
  z-index: 4;
  border-radius: 24px;
  border-width: 6px;
  transform: perspective(1000px) rotateY(-10deg) rotateX(2deg);
  box-shadow: -10px 10px 30px rgba(0, 0, 0, 0.4);
}

.device-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #064e3b 0%, #022c22 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #fff;
  padding: 12px;
  position: relative;
}

.device-screen-ui {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  height: 100%;
}

.ui-header {
  height: 14px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

.ui-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 8px;
  flex-grow: 1;
}

.ui-main {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 6px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  padding: 6px;
}

.ui-item {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  height: 30px;
}

.ui-sidebar {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 6px;
}

.device-screen svg {
  width: 48px;
  height: 48px;
  color: var(--primary);
  margin-bottom: 12px;
}

.device-screen h4 {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 4px;
}

.device-screen p {
  font-size: 0.7rem;
  opacity: 0.6;
  text-align: center;
}

.circle-glow {
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--primary-glow) 0%, rgba(255, 255, 255, 0) 70%);
  z-index: 1;
  filter: blur(40px);
}

.glow-1 {
  top: -10%;
  right: -10%;
}

.glow-2 {
  bottom: -10%;
  left: -10%;
  background: radial-gradient(circle, var(--secondary-glow) 0%, rgba(255, 255, 255, 0) 70%);
}

/* 6. Features Grid
   ========================================================================== */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px auto;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
}

.feature-card {
  padding: 40px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.feature-icon-wrapper {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: var(--badge-bg);
  color: var(--badge-text);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  border: 1px solid rgba(16, 185, 129, 0.1);
  transition: all var(--transition-fast);
}

.feature-card:hover .feature-icon-wrapper {
  background: var(--primary);
  color: #fff;
  transform: scale(1.1) rotate(4deg);
}

.feature-icon-wrapper svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2px;
}

.feature-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* 7. Ads & Hardware Bundles
   ========================================================================== */
.ads-section {
  background: rgba(16, 185, 129, 0.03);
  border-top: 1px solid var(--nav-border);
  border-bottom: 1px solid var(--nav-border);
}

.promo-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.promo-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.promo-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--secondary-glow);
  color: var(--accent-gold);
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: 50px;
  margin-bottom: 16px;
  text-transform: uppercase;
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.promo-title {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
}

.promo-description {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 32px;
}

.promo-benefits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
  width: 100%;
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.benefit-item svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
  flex-shrink: 0;
}

.promo-card {
  width: 100%;
  padding: 32px;
  position: relative;
  overflow: hidden;
  border: 2px solid var(--border-card);
}

.promo-card:hover {
  border-color: var(--primary);
}

.promo-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 24px;
}

.hardware-title {
  font-size: 1.4rem;
  font-weight: 700;
}

.hardware-price {
  text-align: right;
}

.price-main {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
}

.price-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-decoration: line-through;
}

.hardware-items-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.hardware-item-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.hardware-item-row svg {
  width: 16px;
  height: 16px;
  color: var(--primary);
}

.badge-limited {
  position: absolute;
  top: 15px;
  right: -35px;
  background: var(--secondary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 35px;
  transform: rotate(45deg);
  text-transform: uppercase;
}

/* 8. Pricing Section
   ========================================================================== */
.pricing-toggle-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
}

.toggle-label {
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-secondary);
}

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

.switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
}

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

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--border-card);
  transition: .4s;
  border-radius: 34px;
  border: 1px solid var(--border-card);
}

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

input:checked + .slider {
  background-color: var(--primary);
}

input:focus + .slider {
  box-shadow: 0 0 1px var(--primary);
}

input:checked + .slider:before {
  transform: translateX(26px);
}

.discount-badge {
  padding: 2px 8px;
  background: #fee2e2;
  color: #ef4444;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 4px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  align-items: stretch;
}

.pricing-card {
  padding: 48px 32px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-card);
  position: relative;
}

.pricing-card.popular {
  border-color: var(--primary);
  transform: scale(1.03);
}

.pricing-card.popular::before {
  content: 'Best Seller';
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  padding: 6px 16px;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 10px var(--primary-glow);
}

.pricing-header {
  margin-bottom: 32px;
}

.plan-name {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.plan-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.price-container {
  display: flex;
  align-items: baseline;
  margin-bottom: 32px;
}

.currency {
  font-size: 1.4rem;
  font-weight: 700;
  margin-right: 4px;
}

.amount {
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  transition: opacity var(--transition-fast);
}

.period {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-left: 8px;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
  flex-grow: 1;
}

.plan-feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.plan-feature-item.disabled {
  opacity: 0.5;
  text-decoration: line-through;
}

.plan-feature-item svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
  flex-shrink: 0;
}

.plan-feature-item.disabled svg {
  color: var(--text-muted);
}

.btn-pricing {
  width: 100%;
  padding: 14px;
  border-radius: var(--border-radius-sm);
  font-weight: 700;
  font-size: 1rem;
  text-align: center;
  transition: all var(--transition-normal);
}

.pricing-card.popular .btn-pricing {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.pricing-card.popular .btn-pricing:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
}

.pricing-card:not(.popular) .btn-pricing {
  border: 1px solid var(--border-card);
  color: var(--text-primary);
  background: var(--bg-card);
}

.pricing-card:not(.popular) .btn-pricing:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

/* 9. Contact & Footer
   ========================================================================== */
.footer {
  padding-top: 100px;
  padding-bottom: 50px;
  background: rgba(15, 23, 42, 0.05);
  border-top: 1px solid var(--nav-border);
}

[data-theme="dark"] .footer {
  background: rgba(3, 7, 18, 0.4);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.5fr;
  gap: 60px;
  margin-bottom: 80px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 16px;
  margin-bottom: 24px;
  max-width: 360px;
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-card);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.social-link:hover {
  color: var(--primary);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.social-link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.footer-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 24px;
}

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

.footer-links a {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.footer-links a:hover {
  color: var(--primary);
  padding-left: 4px;
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.contact-item-icon {
  width: 36px;
  height: 36px;
  background: var(--badge-bg);
  color: var(--badge-text);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-icon svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2px;
}

.contact-details {
  display: flex;
  flex-direction: column;
}

.contact-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 700;
}

.contact-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.contact-value:hover {
  color: var(--primary);
}

.footer-bottom {
  padding-top: 40px;
  border-top: 1px solid var(--nav-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

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

/* 10. Responsive Design Media Queries
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 3rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
  .footer-grid > div:last-child {
    grid-column: span 2;
  }
  .promo-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }
  .navbar {
    height: 70px;
  }
  .hamburger {
    display: flex;
  }
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-main);
    border-bottom: 1px solid var(--nav-border);
    flex-direction: column;
    padding: 40px 24px;
    gap: 24px;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    z-index: 999;
  }
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  .nav-actions {
    display: flex;
  }
  .hero {
    padding-top: 120px;
    padding-bottom: 60px;
  }
  .hero .container {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .hero-content {
    align-items: center;
  }
  .hero-title {
    font-size: 2.5rem;
  }
  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-buttons {
    justify-content: center;
  }
  .hero-platforms {
    justify-content: center;
  }
  .hero-graphic {
    max-width: 400px;
    margin: 0 auto;
  }
  .device-desktop {
    width: 90%;
  }
  .device-mobile {
    width: 32%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid > div:last-child {
    grid-column: span 1;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  .footer-terms {
    justify-content: center;
  }
  .pricing-card.popular {
    transform: scale(1);
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }
  .hero-buttons button, .hero-buttons a {
    width: 100%;
    text-align: center;
  }
  .promo-benefits {
    grid-template-columns: 1fr;
  }
}