:root {
  --bch-green: #0dc18e;
  --bch-green-hover: #0bb081;
  --bch-dark: #03202b;
  --bch-dark-alt: #1a3a47;
  --bch-blue-light: #e3f2fd;
  --text-gray: #433d35;
  --text-light: #777;
  --white: #fff;
  --light-gray: #f4f7f6;
  --danger: #f75555;
  --shadow: 0 4px 15px rgba(0,0,0,0.1);
  --header-bg: var(--white);
  --body-bg: var(--light-gray);
  --card-bg: var(--white);
  --text-main: var(--text-gray);
  --border-color: rgba(0,0,0,0.05);
  --link-color: #1a3a5c;
}

[data-theme="dark"] {
  --bch-dark: #f4f7f6;
  --bch-dark-alt: #e6fff7;
  --bch-blue-light: #1a3a47;
  --text-gray: #e0e0e0;
  --text-light: #b0b0b0;
  --white: #1a2a2f;
  --light-gray: #03202b;
  --header-bg: #052a38;
  --body-bg: #03202b;
  --card-bg: #052a38;
  --text-main: #e0e0e0;
  --border-color: rgba(255,255,255,0.1);
  --shadow: 0 4px 15px rgba(0,0,0,0.3);
  --link-color: #ffffff;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

body {
  font-family: 'Montserrat', sans-serif;
  color: var(--text-main);
  background: var(--body-bg);
  line-height: 1.6;
  transition: background 0.3s, color 0.3s;
}

a {
  color: var(--link-color);
  text-decoration: underline;
  font-weight: 600;
  transition: color 0.3s;
}

a:hover {
  color: var(--bch-green);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  background: linear-gradient(135deg, rgba(26,58,92,0.8) 0%, rgba(13,33,55,0.8) 100%);
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
  transition: background 0.3s;
}

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

.brand-group {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.logo {
  font-size: 24px;
  font-weight: 800;
  color: #ffffff;
  text-decoration: none;
  transition: transform 0.3s;
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo:hover {
  transform: scale(1.02);
}

.logo span {
  color: #0dc18e;
}

.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 13px;
  padding: 2px;
  display: flex;
  align-items: center;
  margin-left: 4px;
  line-height: 1;
}


.lang-nav {
  display: flex;
  align-items: center;
  gap: 15px;
  flex-shrink: 0;
}

.nav-link {
  padding: 6px 12px;
  border-radius: 8px;
  border: none;
  color: #ffffff;
  background: transparent;
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  transition: all 0.3s ease;
}

.nav-link:hover {
  background: var(--bch-green);
  color: #ffffff;
}

/* Hamburger Menu Base Styles */
.hamburger {
  display: none;
  cursor: pointer;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.3px;
  padding: 7px 12px;
  border-radius: 8px;
  line-height: 1;
  z-index: 1001;
}

.hamburger span {
  display: none;
  width: 25px;
  height: 3px;
  margin: 5px 0;
  background-color: #ffffff;
  transition: all 0.3s ease;
}

.lang-nav-wrapper {
  display: flex;
  align-items: center;
}

@media (min-width: 769px) {
  .hamburger {
    display: none !important;
  }

  .lang-nav {
    display: flex !important;
    position: static;
  }
}

.lang-select {
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: transparent;
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  transition: all 0.3s ease;
}

.lang-select:hover {
  transform: scale(0.95);
  border-color: rgba(255, 255, 255, 0.5);
}

.lang-select option {
  background: #1a3a5c;
  color: #ffffff;
}


.hero {
  text-align: center;
  padding: 80px 20px;
  background: radial-gradient(circle at top right, #e6fff7, var(--light-gray));
  border-radius: 0 0 50px 50px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(24px, 4vw, 40px);
  color: var(--bch-dark);
  margin-bottom: 15px;
  font-weight: 800;
  animation: fadeInDown 0.8s ease-out;
}

.hero h2 {
  font-size: clamp(18px, 2.5vw, 22px);
  font-weight: 400;
  margin-bottom: 35px;
  color: var(--text-light);
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero p {
  font-size: 18px;
  opacity: 0.9;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

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

.section-title {
  text-align: center;
  font-size: clamp(26px, 4vw, 36px);
  margin: 40px 0 20px;
  color: var(--bch-dark);
  font-weight: 800;
  position: relative;
  padding-bottom: 15px;
  animation: slideUp 1s ease-out;
  display: block;
  width: 100%;
}

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

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--bch-green);
  border-radius: 2px;
}

.title-with-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin: 34px 0 8px;
  text-align: center;
}

.title-with-logo img {
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.title-with-logo h1 {
  font-size: clamp(24px, 3.5vw, 38px);
  color: var(--bch-dark);
  font-weight: 800;
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 15px;
  margin: 20px 0;
  transition: all 0.3s ease;
}

.card {
  padding: 40px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  background: var(--card-bg);
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, background 0.3s;
}

.card:hover {
  transform: translateY(-5px);
}

.card.bch {
  border: 2px solid var(--bch-green);
  background: var(--bch-blue-light);
}

.card.bch h3 {
  color: var(--bch-green);
}

.card.bch ul li::before {
  color: var(--bch-green);
}

.card h3 {
  margin-bottom: 25px;
  font-size: 22px;
  color: var(--bch-dark);
  font-weight: 800;
  transition: color 0.3s;
  text-align: center;
}

.card ul {
  list-style: none;
}

.card ul li {
  margin-bottom: 15px;
  padding-left: 30px;
  position: relative;
  font-size: 15px;
}

.card ul li::before {
  content: "✓";
  color: var(--bch-green);
  position: absolute;
  left: 0;
  font-weight: bold;
  font-size: 18px;
}

.card:not(.bch) ul li::before {
  content: "✕";
  color: var(--danger);
}

.wallet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 25px;
  transition: all 0.3s ease;
}

@media (max-width: 480px) {
  .wallet-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  .wallet-card {
    padding: 20px 15px;
  }
  .wallet-card h4 {
    font-size: 18px;
  }
  .wallet-card img {
    height: 35px !important;
  }
}

.wallet-card {
  background: var(--card-bg);
  color: var(--text-main);
  padding: 35px 25px;
  border-radius: 15px;
  text-align: center;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: var(--shadow);
  border: 2px solid #0dc18e;
}

.wallet-card:hover {
  transform: scale(1.05);
  background: var(--white);
  box-shadow: 0 15px 30px rgba(13, 193, 142, 0.3);
}

.wallet-card h4 {
  font-size: 22px;
  margin-bottom: 10px;
  color: var(--bch-green);
  font-weight: 800;
}

.wallet-card p {
  font-size: 9px;
  color: var(--text-light);
}

.instr-box {
  background: linear-gradient(135deg, var(--bch-green), #0ab081);
  color: white;
  padding: 40px 30px;
  border-radius: 25px;
  margin: 30px 0;
  box-shadow: 0 15px 35px rgba(13, 193, 142, 0.2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.instr-box .content {
  flex: 1;
}

.instr-box .box-image {
  max-width: 175px;
  width: 100%;
  height: auto;
  display: block;
  position: relative;
  z-index: 2;
}

.wallet-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  background: transparent;
  border-radius: 15px;
  padding: 20px;
}

@keyframes moveInOut {
  0%, 100% { transform: translateX(0); opacity: 1; }
  50% { transform: translateX(-30px); opacity: 0.5; }
}

@keyframes moveRight {
  0%, 100% { transform: translateX(0); opacity: 1; }
  50% { transform: translateX(30px); opacity: 0.5; }
}

.bch-icon-animated {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  z-index: 1;
  opacity: 0;
}

.coin-1 {
  animation: floatUp 3s ease-in-out infinite;
}

.coin-2 {
  animation: floatLeft1 3s ease-in-out infinite 0.7s;
}

.coin-3 {
  animation: floatLeft2 3s ease-in-out infinite 1.4s;
}

@keyframes floatUp {
  0% {
    transform: translate(-50%, 0) scale(0.5);
    opacity: 0;
  }
  30% {
    opacity: 1;
  }
  100% {
    transform: translate(-50%, -80px) scale(1.2);
    opacity: 0;
  }
}

@keyframes floatLeft1 {
  0% {
    transform: translate(-50%, 0) scale(0.5);
    opacity: 0;
  }
  30% {
    opacity: 1;
  }
  100% {
    transform: translate(-120px, -60px) scale(1);
    opacity: 0;
  }
}

@keyframes floatLeft2 {
  0% {
    transform: translate(-50%, 0) scale(0.5);
    opacity: 0;
  }
  30% {
    opacity: 1;
  }
  100% {
    transform: translate(-150px, -20px) scale(0.8);
    opacity: 0;
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
  }

  /* Hamburger to X Animation */
  .hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  .hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .lang-nav {
    display: none !important;
    position: absolute;
    top: 100%;
    left: 12px;
    right: 12px;
    width: auto;
    background: linear-gradient(135deg, #1a3a5c 0%, #0d2137 100%);
    flex-direction: column;
    padding: 20px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.18);
    gap: 15px;
    min-width: 0;
    z-index: 1000;
  }

  .lang-nav.active {
    display: flex !important;
    animation: fadeInDown 0.3s ease-out;
  }

  .nav-content {
    flex-wrap: wrap;
    gap: 10px;
    position: relative;
  }
  
  .lang-nav-wrapper {
    flex: 1;
    justify-content: flex-end;
  }

  .nav-link {
    font-size: 14px;
    padding: 10px;
    width: 100%;
    text-align: center;
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
  }

  .nav-link:hover {
    background: var(--bch-green);
    color: #03202b;
  }
  
  .lang-select {
    width: 100%;
    background: transparent;
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    max-width: 100%;
  }

  .lang-select option {
    background: #1a3a5c;
    color: #ffffff;
  }

  .instr-box {
    flex-direction: column;
    text-align: center;
    padding: 30px 20px;
  }
  
  .instr-box .box-image {
    max-width: 126px;
    margin: 20px auto 0;
  }

  .wallet-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
  }
}

.instr-box h3 {
  margin-bottom: 10px;
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 800;
}

.download-btn {
  display: inline-block;
  background: #01579b;
  color: #fff;
  padding: 12px 25px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 800;
  margin: 15px 0;
  transition: all 0.3s;
  font-size: 16px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  border: 3px solid #0dc18e;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.download-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(0,0,0,0.15);
  background: #0277bd;
}

.instr-box {
  display: flex;
  gap: 30px;
  align-items: flex-start;
}

.instr-wrapper {
  display: flex;
  gap: 30px;
  align-items: stretch;
}

.instr-wrapper .instr-box,
.instr-wrapper .security-section {
  flex: 1;
  min-height: 280px;
  padding: 40px;
  border-radius: 25px;
  margin: 30px 0;
}

.instr-wrapper .instr-box {
  background: linear-gradient(135deg, var(--bch-green), #0ab081);
  color: white;
  box-shadow: 0 15px 35px rgba(13, 193, 142, 0.2);
}

@media (max-width: 768px) {
  .instr-wrapper {
    flex-direction: column;
  }
  
  .instr-wrapper .instr-box,
  .instr-wrapper .security-section {
    min-height: auto;
    padding: 25px;
  }

  .instr-wrapper .instr-box h3 {
    font-size: 18px;
  }

  .instr-wrapper .instr-box ol li {
    font-size: 13px;
    text-align: left;
  }
}

.instr-wrapper .instr-box,
.instr-wrapper .security-section {
  flex: 1;
  min-height: 280px;
  padding: 40px;
  border-radius: 25px;
  margin: 30px 0;
}

.instr-wrapper .instr-box {
  background: linear-gradient(135deg, var(--bch-green), #0ab081);
  color: white;
  box-shadow: 0 15px 35px rgba(13, 193, 142, 0.2);
  display: flex;
  align-items: center;
}

.instr-wrapper .instr-box .content {
  width: 100%;
}

.instr-content {
  flex: 1;
}

.instr-video {
  flex: 1;
  max-width: 400px;
}

.instr-video iframe {
  border-radius: 15px;
}

.instr-wrapper .instr-box h3 {
  margin-bottom: 10px;
  font-size: 26px;
  font-weight: 800;
  animation: titleMove 2s ease-in-out infinite;
}

@keyframes titleMove {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.instr-wrapper .instr-box ol li {
  margin-bottom: 10px;
  font-weight: 500;
  font-size: 16px;
  text-align: left;
}

.instr-wrapper .instr-box ol {
  margin-left: 20px;
}

.security-section {
  background: var(--card-bg);
  border: 2px dashed var(--danger);
  padding: 40px;
  border-radius: 20px;
  margin: 60px 0;
}

.security-section h3 {
  color: var(--danger);
  margin-bottom: 20px;
  font-size: 24px;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 10px;
}

.security-section h3::before {
  content: "⚠️";
}

.merchant-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 15px;
  align-items: stretch;
  transition: all 0.3s ease;
}

.merchant-grid .card {
  height: 100%;
}

.merchant-benefits-copy {
  margin-top: 15px;
}

.merchant-benefits-copy h4 {
  margin: 14px 0 8px;
  font-size: 18px;
  color: var(--bch-dark);
}

.merchant-benefits-copy p {
  margin-bottom: 8px;
}

.map-link {
  display: inline-block;
  background: var(--bch-dark);
  color: white;
  padding: 18px 35px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 800;
  margin-top: 25px;
  transition: all 0.3s;
  text-align: center;
}

.map-link:hover {
  background: var(--bch-green);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(13, 193, 142, 0.3);
}

footer {
  background: linear-gradient(135deg, #1a3a5c 0%, #0d2137 100%);
  color: var(--text-main);
  padding: 80px 0 40px;
  margin-top: 100px;
  border-radius: 50px 50px 0 0;
  border-top: 1px solid var(--border-color);
  transition: background 0.3s;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 50px;
}

.footer-col h4 {
  color: #ffffff;
  margin-bottom: 25px;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 1px;
}

.footer-col p {
  color: #e0e0e0;
  font-size: 15px;
  margin-bottom: 15px;
}

.footer-col a {
  color: #0dc18e;
  text-decoration: none;
  transition: color 0.2s;
}

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

.social-row {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.social-row a {
  background: var(--card-bg);
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  font-weight: 800;
  color: var(--text-main);
  transition: all 0.3s;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
}

.social-row a:hover {
  background: var(--bch-green);
  transform: translateY(-5px);
}

.theme-toggle {
  background: var(--card-bg);
  border: none;
  color: var(--text-main);
  cursor: pointer;
  width: 26px;
  height: 26px;
  padding: 0;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
  font-size: 11px;
  box-shadow: var(--shadow);
}

.theme-toggle:hover {
  background: var(--bch-green);
  color: white;
  transform: rotate(20deg);
}

.theme-toggle .sun-icon {
  display: none;
}

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

[data-theme="dark"] .theme-toggle .sun-icon {
  display: block;
}

@media (max-width: 768px) {
  .title-with-logo {
    flex-direction: column;
    gap: 10px;
    margin-top: 26px;
  }

  .title-with-logo img {
    width: 44px;
    height: 44px;
  }

  .hero {
    padding: 40px 15px;
    border-radius: 0 0 30px 30px;
  }

  .hero h1 {
    font-size: 16px;
  }

  .section-title {
    margin: 30px 0 15px;
    font-size: 22px;
  }

  .comparison-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .card, .instr-box, .security-section {
    padding: 20px 15px;
  }

  .card h3 {
    font-size: 16px;
  }

  .card ul li {
    font-size: 13px;
    padding-left: 20px;
  }

  .nav-content {
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    padding: 10px;
  }

  .logo {
    font-size: 16px;
    gap: 6px;
  }

  .logo img {
    height: 28px !important;
  }

  .lang-nav {
    align-items: center;
    gap: 6px;
  }

  .lang-select {
    padding: 4px 6px;
    font-size: 11px;
  }

  .theme-toggle {
    width: 22px;
    height: 22px;
    font-size: 10px;
  }

  .theme-toggle {
    width: 18px;
    height: 18px;
    font-size: 9px;
    margin-left: 4px;
    margin-right: 0;
  }

  .merchant-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .wallet-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .wallet-card {
    padding: 20px 15px;
  }

  .instr-box {
    flex-direction: column;
    text-align: center;
    padding: 20px 15px;
  }

  .instr-box h3 {
    font-size: 20px;
  }

  .instr-box .box-image {
    max-width: 120px;
    margin-top: 15px;
  }

  .download-btn {
    padding: 10px 20px;
    font-size: 11px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .footer-col {
    padding: 15px;
  }

  .footer-col h4 {
    font-size: 16px;
  }

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

  .social-row {
    gap: 8px;
  }

  .telegram-btn {
    padding: 8px 12px;
    font-size: 12px;
  }
}

/* Final responsive overrides for smartphones and very small screens */
body {
  overflow-x: hidden;
}

@media (max-width: 900px) {
  .container {
    padding: 0 16px;
  }

  .comparison-grid,
  .merchant-grid {
    grid-template-columns: 1fr;
  }

  .wallet-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .card,
  .wallet-card {
    padding: 22px 16px;
  }
}

@media (max-width: 600px) {
  .container {
    padding: 0 12px;
  }

  .nav-content {
    justify-content: space-between;
    flex-wrap: nowrap;
    gap: 8px;
    padding: 8px 0;
  }

  .logo {
    font-size: 17px;
    gap: 8px;
    min-width: 0;
  }

  .logo img {
    height: 28px !important;
  }

  .title-with-logo h1 {
    font-size: 24px;
    line-height: 1.2;
  }

  .section-title {
    font-size: 21px;
    line-height: 1.25;
  }

  .instr-wrapper {
    gap: 14px;
  }

  .instr-wrapper .instr-box,
  .instr-wrapper .security-section {
    margin: 10px 0;
    padding: 18px 14px;
  }

  .instr-wrapper .instr-box h3,
  .security-section h3 {
    font-size: 20px;
  }

  .wallet-grid {
    grid-template-columns: 1fr;
  }

  .map-link {
    width: 100%;
    padding: 14px 16px;
  }

  .merchant-benefits-copy h4 {
    font-size: 17px;
  }

  .merchant-benefits-copy p,
  .card ul li,
  .footer-col p {
    font-size: 11px;
    line-height: 1.5;
  }

  footer {
    margin-top: 60px;
    padding: 50px 0 28px;
    border-radius: 28px 28px 0 0;
  }
}

@media (max-width: 420px) {
  .logo {
    font-size: 15px;
  }

  .theme-toggle {
    width: 20px;
    height: 20px;
    font-size: 9px;
  }

  .card h3 {
    font-size: 18px;
    line-height: 1.25;
  }

  .title-with-logo {
    margin-top: 18px;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 30px 10px;
  }

  .hero h1 {
    font-size: 11px;
  }

  .section-title {
    font-size: 18px;
  }

  .card h3 {
    font-size: 11px;
  }

  .instr-box h3 {
    font-size: 18px;
  }

  .logo {
    font-size: 16px;
  }
  .social-row {
    flex-wrap: wrap;
  }
}

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

@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink-caret {
  50% { border-color: transparent; }
}

.typing-effect {
  display: inline-block;
  overflow: hidden;
  white-space: nowrap;
  border-right: 3px solid var(--bch-green);
  animation: typing 3s steps(30, end), blink-caret 0.75s step-end infinite;
  margin: 0 auto;
}

.pos-section {
  padding: 20px 0;
}

.pos-section .section-title {
  color: var(--bch-dark);
  margin-bottom: 20px;
}

.pos-content h3 {
  color: var(--bch-green);
  margin-bottom: 15px;
}

.pos-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.instructions-box {
  background: var(--white);
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  flex: 1;
}

.instructions-box ul {
  list-style: disc;
  padding-left: 20px;
}

.pos-content li {
  margin: 5px 0;
  padding: 5px 10px;
  border-radius: 5px;
}

.pos-buttons {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.promo-section {
  padding: 40px 0;
  background: var(--light-gray);
}

.promo-section .section-title {
  color: var(--bch-dark);
  margin-bottom: 20px;
  text-align: center;
}

.promo-flex {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
}

.promo-text {
  flex: 1;
}

.promo-text h3 {
  color: var(--bch-green);
  margin-bottom: 15px;
}

.promo-text ul {
  list-style: disc;
  padding-left: 20px;
}

.promo-text li {
  color: var(--text-main);
  margin: 10px 0;
}

.promo-image {
  flex: 0 0 300px;
  text-align: center;
}

.promo-image img {
  margin-bottom: 15px;
}

.stable-intro {
  margin-top: 30px;
  text-align: center;
}

.stable-intro p {
  max-width: 760px;
  margin: 0 auto;
  color: var(--text-light);
}

.stable-intro-content {
  display: flex;
  align-items: center;
  gap: 20px;
  text-align: left;
}

.stable-intro-layout {
  justify-content: flex-start;
}

.stable-intro-media-box {
  width: 190px;
  min-width: 190px;
  height: 190px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stable-intro-image {
  width: 156px;
  height: auto;
  flex-shrink: 0;
}

.stable-intro-text {
  flex: 1;
}

.stable-intro-text-box {
  max-width: 760px;
  margin: 0;
  padding: 16px 18px;
  border-radius: 14px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  text-align: left;
}

.stable-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin: 25px 0 40px;
}

.stable-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 28px 24px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.stable-logo {
  margin-bottom: 12px;
}

.stable-logo svg {
  display: block;
  margin: 0 auto;
}

.stable-logo img {
  display: block;
  margin: 0 auto;
}

.stable-card > *:not(.download-btn) {
  flex: 1;
}

.stable-card .download-btn {
  width: 100%;
  text-align: center;
  box-sizing: border-box;
}

.stable-card h3 {
  margin-bottom: 8px;
  color: var(--bch-dark);
}

.stable-card p {
  color: var(--text-light);
  margin-bottom: 14px;
}

.stable-card ul {
  list-style: none;
  margin-bottom: 18px;
}

.stable-card li {
  margin-bottom: 8px;
  padding-left: 22px;
  position: relative;
}

.stable-card li::before {
  content: "•";
  color: var(--bch-green);
  position: absolute;
  left: 0;
  font-size: 18px;
  line-height: 1;
}

@media (max-width: 768px) {
  .stable-intro-content {
    flex-direction: column;
    text-align: center;
  }

  .stable-intro-layout {
    justify-content: center;
  }

  .stable-intro-media-box {
    width: 170px;
    min-width: 170px;
    height: 170px;
  }

  .stable-intro-image {
    width: 120px;
  }

  .stable-intro-text-box {
    margin: 0 auto;
    text-align: center;
  }

  .instructions-box {
    padding: 12px;
  }
  
  .instructions-box h3 {
    font-size: 15px;
  }
  
  .instructions-box > div {
    flex-direction: column !important;
    align-items: stretch !important;
  }
  
  .instructions-box ul li {
    font-size: 12px;
    margin: 2px 0 !important;
  }
  
  .instructions-box .download-btn {
    width: 100%;
    text-align: center;
    padding: 10px 15px;
    font-size: 13px;
  }
  
  .instructions-box .download-btn {
    width: 100%;
    text-align: center;
    padding: 10px 15px;
    font-size: 13px;
  }
  
  .promo-flex {
    flex-direction: column;
  }
  
  .promo-text {
    order: 2;
  }
  
  .promo-image {
    order: 1;
    text-align: center;
  }
  
  .promo-image img {
    max-width: 100%;
  }
  
  .promo-image .download-btn {
    display: inline-block;
    width: auto;
  }
}

@media (max-width: 480px) {
  .logo {
    font-size: 18px;
  }
  
  .lang-nav {
    right: 10px;
    left: 10px;
    width: auto;
  }
  
  .hero {
    padding: 5px 8px;
    font-size: 11px;
  }
  
  .hero {
    padding: 60px 15px;
  }
  
  .hero h1 {
    font-size: 28px;
  }
  
  .section-title {
    font-size: 24px;
  }

  .wallet-grid {
    grid-template-columns: 1fr;
    padding: 0 10px;
  }
  
  .wallet-card {
    padding: 25px 15px;
  }

  .instructions-box h3 {
    font-size: 11px;
  }
  
  .instructions-box ul li {
    font-size: 12px;
  }
  
  .download-btn {
    padding: 8px 16px;
    font-size: 13px;
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 600px) {
  .pos-section .instructions-box > div {
    flex-direction: column !important;
    gap: 20px !important;
  }
  
  .pos-section .instructions-box > div > div:first-child {
    text-align: center !important;
  }
  
  .pos-section .instructions-box > div > div:last-child {
    width: 100%;
    align-items: center !important;
  }
  
  .pos-section .instructions-box h3 {
    font-size: 18px !important;
  }
  
  .pos-section .instructions-box ul li {
    font-size: 14px !important;
    margin: 6px 0 !important;
  }
}

@media (max-width: 768px) {
  .comparison-grid .card h3 {
    font-size: 18px !important;
  }
  
  .comparison-grid .card ul {
    font-size: 14px !important;
  }
  
  .comparison-grid .card img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .wallet-grid {
    grid-template-columns: 1fr !important;
  }
  
  .wallet-card h4 {
    font-size: 16px !important;
  }
  
  .wallet-card p {
    font-size: 12px !important;
  }
  
  .instr-box {
    padding: 15px !important;
  }
  
  .instr-box h3 {
    font-size: 18px !important;
  }
  
  .instr-box p {
    font-size: 14px !important;
  }
  
  .download-btn {
    padding: 10px 18px !important;
    font-size: 14px !important;
  }
  
  .promo-flex {
    flex-direction: column !important;
  }
  
  .promo-image img {
    max-width: 100% !important;
  }
  
  .footer-grid {
    grid-template-columns: 1fr !important;
  }
}

/* Stablecoins Animation */
.stable-animation-container {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.coins-track {
  width: min(520px, 100%);
  height: 90px;
  position: relative;
  overflow: hidden;
}

.moving-coins {
  display: flex;
  gap: 15px;
  align-items: center;
  position: absolute;
  top: 5px;
  left: 50%;
  animation: coinCenter 2.8s ease-in-out infinite;
}

.moving-coins svg {
  width: 56px;
  height: 56px;
}

.moving-coins .coin-logo {
  width: 80px !important;
  height: 80px !important;
  min-width: 80px;
  min-height: 80px;
  flex: 0 0 80px;
  display: block;
}

.moving-coins .bch-middle-logo {
  width: 56px !important;
  height: 56px !important;
  min-width: 56px;
  min-height: 56px;
  flex: 0 0 56px;
  filter: brightness(0) invert(1);
  object-fit: cover;
  animation: bchOrbit 1.6s ease-in-out infinite;
}

@keyframes coinCenter {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-4px); }
}

@keyframes bchOrbit {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@media (max-width: 768px) {
  .stable-animation-container {
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
  }

  .coins-track {
    width: 100%;
    max-width: 340px;
  }
}