*,
*::before,
*::after {
  box-sizing: border-box;
}

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

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes pulse {
  0%, 100% {
    box-shadow: 0 18px 55px rgba(15, 23, 42, 0.9), 0 0 0 1px rgba(148, 163, 184, 0.2);
  }
  50% {
    box-shadow: 0 18px 55px rgba(15, 23, 42, 0.9), 0 0 0 1px rgba(148, 163, 184, 0.2), 0 0 30px rgba(29, 78, 216, 0.3);
  }
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #0f172a;
  background: #0b1120;
}

.lang-switcher-container {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 1000;
}

.lang-btn {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(148, 163, 184, 0.5);
  color: #e5e7eb;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.lang-btn:hover {
  background: rgba(15, 23, 42, 0.95);
  border-color: rgba(148, 163, 184, 0.8);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.hero {
  background: radial-gradient(circle at top left, #1d4ed8, #0b1120 55%);
  color: #e5e7eb;
  padding: 3.5rem 0 3rem;
}

.hero-content {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.5fr);
  gap: 3rem;
  align-items: center;
}

.hero-text {
  animation: fadeIn 0.8s ease-out;
}

.hero h1 {
  font-size: clamp(2.2rem, 3vw + 1rem, 2.9rem);
  line-height: 1.1;
  margin: 0 0 1rem;
}

.subtitle {
  font-size: 1rem;
  color: #cbd5f5;
  max-width: 34rem;
  animation: fadeIn 0.8s ease-out 0.2s both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.8rem 0 1rem;
  animation: fadeIn 0.8s ease-out 0.4s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn.primary {
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: #022c22;
  box-shadow: 0 14px 35px rgba(34, 197, 94, 0.4);
}

.btn.primary:hover {
  filter: brightness(1.1);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 18px 45px rgba(34, 197, 94, 0.5);
}

.btn.ghost {
  background: rgba(15, 23, 42, 0.5);
  border-color: rgba(148, 163, 184, 0.5);
  color: #e5e7eb;
}

.btn.ghost:hover {
  background: rgba(15, 23, 42, 0.8);
  transform: translateY(-1px);
  border-color: rgba(148, 163, 184, 0.8);
}

.hero-note {
  font-size: 0.85rem;
  color: #9ca3af;
}

.hero-visual {
  display: flex;
  justify-content: center;
  animation: fadeIn 0.8s ease-out 0.3s both;
}

.phone-mockup {
  width: 260px;
  height: 520px;
  border-radius: 2rem;
  padding: 0.8rem;
  background: radial-gradient(circle at top, #1e293b, #020617);
  box-shadow:
    0 18px 55px rgba(15, 23, 42, 0.9),
    0 0 0 1px rgba(148, 163, 184, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: float 6s ease-in-out infinite, pulse 3s ease-in-out infinite;
  transition: transform 0.3s ease;
}

.phone-mockup:hover {
  transform: scale(1.05);
}

.phone-screen {
  width: 100%;
  height: 100%;
  border-radius: 1.4rem;
  background: radial-gradient(circle at top left, #1d4ed8, #020617 60%);
  padding: 1rem;
  color: #e5e7eb;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.phone-tag {
  align-self: flex-start;
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(148, 163, 184, 0.6);
}

.phone-main h2 {
  font-size: 1.4rem;
  margin: 0.7rem 0 0.3rem;
}

.phone-main p {
  font-size: 0.85rem;
  color: #cbd5f5;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.75);
  font-size: 0.75rem;
}

.pill::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.35);
}

.phone-footer {
  font-size: 0.7rem;
  color: #e5e7eb;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 0.15rem;
}

.dot-safe {
  background: #22c55e;
}

.dot-risk {
  background: transparent;
  border: 1px dashed #f97316;
}

.section {
  padding: 3.5rem 0;
  background: #020617;
  color: #e5e7eb;
}

.section.alt {
  background: #020617 radial-gradient(circle at top, rgba(37, 99, 235, 0.18), transparent 60%);
}

.section h2 {
  font-size: 1.7rem;
  margin: 0 0 1.2rem;
  animation: fadeIn 0.6s ease-out;
}

.section h3 {
  font-size: 1.1rem;
  margin: 1.3rem 0 0.6rem;
}

.lead {
  color: #cbd5f5;
  max-width: 52rem;
  margin-bottom: 1.6rem;
  animation: fadeIn 0.6s ease-out 0.2s both;
}

.grid {
  display: grid;
  gap: 2rem;
}

.two-cols {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0.3rem 0 0;
}

.feature-list li {
  position: relative;
  padding-left: 1.3rem;
  margin-bottom: 0.55rem;
  font-size: 0.95rem;
  color: #e5e7eb;
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, #22c55e, #0ea5e9);
}

.contact a {
  color: #38bdf8;
}

.contact a:hover {
  text-decoration: underline;
}

.note {
  font-size: 0.85rem;
  color: #9ca3af;
  margin-top: 1rem;
}

.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 1.4rem 0 0.5rem;
  justify-content: center;
  animation: fadeIn 0.6s ease-out 0.3s both;
}

.badge {
  padding: 0.7rem 1.2rem;
  border-radius: 0.9rem;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(148, 163, 184, 0.8);
  color: #e5e7eb;
}

.badge.placeholder {
  background: rgba(15, 23, 42, 0.9);
  transition: all 0.3s ease;
}

.badge.placeholder:hover {
  transform: translateY(-2px);
  border-color: rgba(148, 163, 184, 1);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.feature-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 1rem;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  animation: slideInUp 0.6s ease-out both;
  opacity: 0;
}

.feature-card:nth-child(1) {
  animation-delay: 0.1s;
}

.feature-card:nth-child(2) {
  animation-delay: 0.2s;
}

.feature-card:nth-child(3) {
  animation-delay: 0.3s;
}

.feature-card:nth-child(4) {
  animation-delay: 0.4s;
}

.feature-card:hover {
  transform: translateY(-8px);
  background: rgba(15, 23, 42, 0.8);
  border-color: rgba(148, 163, 184, 0.4);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: inline-block;
  transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
  transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
  font-size: 1.2rem;
  margin: 0 0 0.5rem;
  color: #e5e7eb;
}

.feature-card p {
  font-size: 0.9rem;
  color: #cbd5f5;
  margin: 0;
}

.footer {
  background: #020617;
  border-top: 1px solid rgba(31, 41, 55, 1);
  padding: 1.1rem 0 1.2rem;
  color: #9ca3af;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  gap: 1.1rem;
}

.footer-links a {
  color: #e5e7eb;
  font-weight: 500;
  transition: all 0.2s ease;
}

.footer-links a:hover {
  text-decoration: underline;
  color: #38bdf8;
  transform: translateX(2px);
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;
  font-size: 0.9em;
  background: rgba(15, 23, 42, 0.9);
  padding: 0.05rem 0.25rem;
  border-radius: 0.2rem;
}

@media (max-width: 900px) {
  .hero-content {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero {
    padding-top: 2.5rem;
  }

  .hero-visual {
    order: -1;
  }

  .phone-mockup {
    transform: scale(0.95);
    animation: fadeIn 0.8s ease-out 0.3s both, float 6s ease-in-out infinite;
  }

  .two-cols {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .footer-content {
    flex-direction: column;
    gap: 0.6rem;
    align-items: flex-start;
  }
}

@media (max-width: 600px) {
  .hero {
    padding-bottom: 2.3rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .store-badges {
    flex-direction: column;
  }

  .lang-switcher-container {
    top: 1rem;
    right: 1rem;
  }

  .lang-btn {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
  }
}