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

body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Oxygen, Ubuntu, sans-serif;
  line-height: 1.6;
  color: #1a1a1a;
  background: #f5f7fa;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  padding: 16px 0;
  background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  position: relative;
  z-index: 100;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.logo {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  flex-shrink: 0;
}

.logo span {
  color: #fbbf24;
}

/* right side: nav + lang toggle */
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* hamburger button */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 6px 4px;
  border-radius: 8px;
  transition: background 0.2s;
}

.hamburger:hover {
  background: rgba(255,255,255,0.08);
}

.hamburger span {
  display: block;
  width: 26px;
  height: 3px;
  background: #fff;
  border-radius: 4px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* navigation */
nav {
  display: flex;
  align-items: center;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 24px;
  align-items: center;
}

nav a {
  text-decoration: none;
  color: #e5e7eb;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  transition: all 0.3s;
  position: relative;
  white-space: nowrap;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #fbbf24;
  transition: width 0.3s;
}

nav a:hover {
  color: #fbbf24;
}

nav a:hover::after {
  width: 100%;
}

.lang-toggle {
  display: flex;
  gap: 4px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 40px;
  padding: 3px;
  flex-shrink: 0;
}

.lang-btn {
  padding: 4px 12px;
  border: none;
  border-radius: 30px;
  background: transparent;
  color: rgba(255,255,255,0.6);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.lang-btn.active {
  background: #fbbf24;
  color: #1a1a1a;
}

.lang-btn:not(.active):hover {
  color: #fff;
}

/* mobile nav overlay */
.nav-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(3px);
  z-index: 50;
  opacity: 0;
  transition: opacity 0.3s;
}

.nav-overlay.open {
  display: block;
  opacity: 1;
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: -280px;
  width: 270px;
  height: 100%;
  background: linear-gradient(180deg, #0f172a 0%, #1e3a8a 100%);
  padding: 80px 28px 40px;
  z-index: 60;
  transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: -8px 0 30px rgba(0,0,0,0.4);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.mobile-nav.open {
  right: 0;
}

.mobile-nav a {
  color: #e5e7eb;
  text-decoration: none;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: color 0.2s, padding-left 0.2s;
}

.mobile-nav a:hover {
  color: #fbbf24;
  padding-left: 6px;
}

.mobile-nav .lang-toggle-mobile {
  margin-top: 16px;
  display: flex;
  gap: 8px;
  background: rgba(255,255,255,0.06);
  border-radius: 40px;
  padding: 6px 8px;
  align-self: flex-start;
  border: 1px solid rgba(255,255,255,0.08);
}

.mobile-nav .lang-toggle-mobile .lang-btn {
  color: rgba(255,255,255,0.5);
  font-size: 0.8rem;
  padding: 6px 16px;
}

.mobile-nav .lang-toggle-mobile .lang-btn.active {
  background: #fbbf24;
  color: #1a1a1a;
}

.mobile-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255,255,255,0.06);
  border: none;
  color: #fff;
  font-size: 28px;
  cursor: pointer;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.mobile-close:hover {
  background: rgba(255,255,255,0.15);
}

/* Hero and rest unchanged, just keep original styles */
.hero {
  padding: 140px 0;
  text-align: center;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #2563eb 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.hero h1 {
  font-size: 64px;
  font-weight: 900;
  margin-bottom: 24px;
  line-height: 1.1;
  color: #fff;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  position: relative;
}

.hero .subtitle {
  font-size: 22px;
  color: #e5e7eb;
  margin-bottom: 20px;
  position: relative;
  font-weight: 400;
}

.hero .slogan {
  font-size: 24px;
  color: #fbbf24;
  font-weight: 700;
  margin-bottom: 48px;
  text-transform: uppercase;
  letter-spacing: 3px;
  position: relative;
  text-shadow: 0 2px 10px rgba(251, 191, 36, 0.3);
}

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

.hero .cta-button {
  display: inline-block;
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  color: #1a1a1a;
  padding: 20px 48px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 2px;
  transition: all 0.3s;
  box-shadow: 0 8px 30px rgba(251, 191, 36, 0.4);
}

.hero .cta-button:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(251, 191, 36, 0.5);
}

.hero .store-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: all 0.3s;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
}

.hero .store-btn:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.hero .store-btn svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
  flex-shrink: 0;
}

.hero .store-btn .store-label {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.2;
}

.hero .store-btn .store-label small {
  font-size: 10px;
  font-weight: 400;
  opacity: 0.7;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero .store-btn .store-label span {
  font-size: 16px;
  font-weight: 700;
}

.hero .store-divider {
  color: rgba(255, 255, 255, 0.2);
  font-size: 24px;
  font-weight: 300;
  user-select: none;
}

/* Features, How It Works, Benefits, Contact, Footer – keep original styles */
.features {
  padding: 100px 0;
  background: linear-gradient(180deg, #f5f7fa 0%, #e5e7eb 100%);
}
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header h2 {
  font-size: 42px;
  font-weight: 900;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-transform: uppercase;
  letter-spacing: 2px;
}
.section-header p {
  font-size: 18px;
  color: #6b7280;
  font-weight: 500;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}
.feature-card {
  background: #fff;
  padding: 48px;
  border-radius: 20px;
  border: none;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #3b82f6 0%, #fbbf24 100%);
  transform: scaleX(0);
  transition: transform 0.4s;
}
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}
.feature-card:hover::before {
  transform: scaleX(1);
}
.feature-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
  color: #1e3a8a;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.feature-card p {
  color: #6b7280;
  font-size: 15px;
  line-height: 1.7;
}

.how-it-works {
  padding: 100px 0;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
}
.how-it-works .section-header h2 {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.how-it-works .section-header p {
  color: #9ca3af;
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  margin-top: 64px;
}
.step {
  text-align: center;
}
.step-number {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  color: #1a1a1a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 900;
  margin: 0 auto 28px;
  box-shadow: 0 8px 30px rgba(251, 191, 36, 0.4);
  border: 4px solid rgba(255, 255, 255, 0.2);
}
.step h3 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 16px;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 2px;
}
.step p {
  color: #9ca3af;
  font-size: 15px;
  line-height: 1.7;
}

.benefits {
  padding: 100px 0;
  background: linear-gradient(180deg, #e5e7eb 0%, #f5f7fa 100%);
}
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 64px;
}
.benefit-card {
  background: #fff;
  padding: 48px;
  border-radius: 20px;
  border: none;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}
.benefit-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #10b981 0%, #059669 100%);
  transform: scaleX(0);
  transition: transform 0.4s;
}
.benefit-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}
.benefit-card:hover::before {
  transform: scaleX(1);
}
.benefit-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
  color: #059669;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.benefit-card p {
  color: #6b7280;
  font-size: 15px;
  line-height: 1.7;
}

.contact-section {
  padding: 60px 0 80px;
  background: linear-gradient(180deg, #f5f7fa 0%, #e5e7eb 100%);
}
.contact-card {
  max-width: 600px;
  margin: 0 auto;
  background: #fff;
  padding: 48px 40px;
  border-radius: 32px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
  text-align: center;
  border: 1px solid rgba(255,255,255,0.5);
  transition: all 0.3s;
}
.contact-card:hover {
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
}
.contact-card h2 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 12px;
  color: #1e3a8a;
  letter-spacing: 1px;
}
.contact-card p {
  color: #6b7280;
  font-size: 16px;
  margin-bottom: 24px;
}
.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
  padding: 14px 32px;
  border-radius: 60px;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.5px;
  transition: all 0.3s;
  box-shadow: 0 8px 24px rgba(30, 58, 138, 0.3);
}
.contact-email:hover {
  transform: scale(1.04);
  box-shadow: 0 12px 32px rgba(30, 58, 138, 0.4);
  background: linear-gradient(135deg, #2563eb 0%, #1e3a8a 100%);
}
.contact-email svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
  flex-shrink: 0;
}
.contact-email small {
  font-weight: 400;
  font-size: 14px;
  opacity: 0.8;
  margin-right: 2px;
}

footer {
  padding: 40px 0 32px;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
  text-align: center;
  border-top: none;
}
footer .footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
footer p {
  color: #9ca3af;
  font-size: 14px;
  font-weight: 500;
  margin: 0;
}
footer .footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
footer .footer-links a {
  color: #9ca3af;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}
footer .footer-links a:hover {
  color: #fbbf24;
}
.footer-divider {
  color: #4b5563;
  font-size: 14px;
}

/* responsive */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  nav ul {
    display: none;
  }

  .header-right {
    gap: 6px;
  }

  /* desktop lang toggle hidden on mobile, shown in drawer */
  .header-right .lang-toggle {
    display: none;
  }

  .hero h1 {
    font-size: 36px;
  }
  .hero .subtitle {
    font-size: 16px;
  }
  .hero .slogan {
    font-size: 16px;
    letter-spacing: 1px;
  }
  .hero .cta-group {
    flex-direction: column;
    gap: 12px;
  }
  .hero .store-divider {
    display: none;
  }
  .hero .cta-button {
    padding: 16px 36px;
    font-size: 14px;
  }
  .hero .store-btn {
    padding: 12px 22px;
    font-size: 13px;
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
  .steps,
  .benefits-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .header-content {
    flex-wrap: nowrap;
    gap: 8px;
  }
  .logo {
    font-size: 20px;
  }
  .section-header h2 {
    font-size: 32px;
  }
  footer .footer-links {
    flex-direction: column;
    gap: 8px;
  }
  .footer-divider {
    display: none;
  }
  .contact-card {
    padding: 32px 24px;
  }
  .contact-email {
    font-size: 18px;
    padding: 12px 24px;
  }
}

@media (max-width: 480px) {
  .hero .store-btn .store-label span {
    font-size: 14px;
  }
  .hero .store-btn svg {
    width: 18px;
    height: 18px;
  }
  .contact-email {
    font-size: 16px;
    padding: 10px 20px;
    flex-wrap: wrap;
    justify-content: center;
  }
  .logo {
    font-size: 18px;
  }
  .header-content {
    gap: 4px;
  }
}

/* small screens: reduce padding */
@media (max-width: 600px) {
  .container {
    padding: 0 16px;
  }
  header {
    padding: 12px 0;
  }
}