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

:root {
  --bg: #0f1117;
  --surface: #151922;
  --surface-light: #1d2230;
  --text: #f4f6fb;
  --muted: #a6adbb;
  --accent: #7c5cff;
  --accent-2: #4dd6ff;
  --shadow: 0 18px 40px rgba(10, 12, 20, 0.3);
  --radius: 18px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Outfit", sans-serif;
  background: radial-gradient(circle at top left, #1b2140, var(--bg));
  color: var(--text);
  line-height: 1.6;
}

.page-loader {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at top, #1c2140 10%, #0c0e16 70%);
  display: grid;
  place-items: center;
  gap: 18px;
  color: var(--text);
  z-index: 999;
  opacity: 1;
  visibility: visible;
  transition: opacity 1s ease, visibility 1s ease;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-orbit {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.08);
  position: relative;
  animation: orbit 2.8s linear infinite;
}

.loader-dot {
  position: absolute;
  top: -6px;
  left: 50%;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 16px rgba(124, 92, 255, 0.6);
}

.page-loader p {
  font-size: 0.95rem;
  color: var(--muted);
  letter-spacing: 0.6px;
}

.notice-bar {
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.4), rgba(77, 214, 255, 0.25));
  color: var(--text);
  text-align: center;
  padding: 10px 16px;
  font-size: 0.9rem;
  letter-spacing: 0.4px;
}

img {
  width: 100%;
  display: block;
  border-radius: var(--radius);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(16px);
  background: rgba(15, 17, 23, 0.8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 1s ease, transform 1s ease;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.logo img {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.35);
}

.nav-links {
  display: flex;
  gap: 22px;
  font-size: 0.95rem;
  color: var(--muted);
}

.nav-links a:hover {
  color: var(--text);
}

.btn {
  border: none;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease,
    background 0.3s ease;
  background: transparent;
  color: var(--text);
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 12px 28px rgba(77, 214, 255, 0.25);
}

.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(124, 92, 255, 0.35);
}

.btn.secondary {
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
}

.btn.secondary:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.08);
}

.btn.ghost {
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 10px 18px;
  font-size: 0.9rem;
}

.btn.small {
  width: 100%;
  padding: 10px 16px;
  font-size: 0.9rem;
}

main {
  display: flex;
  flex-direction: column;
  gap: 120px;
  padding-bottom: 120px;
}

.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 24px 40px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
  gap: 50px;
}

.hero-content h1 {
  font-size: clamp(2.6rem, 4vw, 4rem);
  line-height: 1.1;
  margin: 16px 0 20px;
}

.hero-subtitle {
  color: var(--muted);
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin: 28px 0 36px;
  flex-wrap: wrap;
}

.hero-metrics {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.hero-metrics h3 {
  font-size: 1.4rem;
}

.hero-metrics span {
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-card {
  padding: 20px;
  border-radius: 28px;
  background: linear-gradient(150deg, rgba(124, 92, 255, 0.2), rgba(77, 214, 255, 0.1));
  box-shadow: var(--shadow);
  animation: float 6s ease-in-out infinite;
}

.hero-card img {
  border-radius: 22px;
  transform: scale(1);
  transition: transform 0.4s ease;
}

.hero-card:hover img {
  transform: scale(1.04);
}

.eyebrow {
  letter-spacing: 2px;
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--accent-2);
}

.section-header {
  max-width: 780px;
  margin: 0 auto 40px;
  text-align: center;
  padding: 0 24px;
}

.section-header h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  margin-bottom: 12px;
}

.section-header p {
  color: var(--muted);
}

.features {
  padding: 0 24px;
}

.feature-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.feature-card {
  background: var(--surface);
  padding: 26px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, background 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  background: var(--surface-light);
}

.feature-card .icon {
  font-size: 1.6rem;
  margin-bottom: 18px;
}

.feature-card h3 {
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--muted);
}

.products {
  padding: 0 24px;
}

.product-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.product-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, background 0.3s ease;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-6px);
  background: var(--surface-light);
}

.product-image {
  overflow: hidden;
  border-radius: var(--radius);
  margin-bottom: 16px;
  height: 190px;
}

.product-image img {
  transition: transform 0.4s ease;
  height: 100%;
  object-fit: cover;
}

.product-card:hover img {
  transform: scale(1.06);
}

.price {
  margin: 10px 0 16px;
  color: var(--accent-2);
  font-weight: 600;
}

.testimonials {
  padding: 0 24px;
}

.carousel {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  display: flex;
  align-items: center;
  gap: 20px;
}

.carousel-window {
  overflow: hidden;
  flex: 1;
}

.carousel-track {
  display: flex;
  transition: transform 0.6s ease;
}

.testimonial-card {
  min-width: 100%;
  background: var(--surface);
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
}

.testimonial-card p {
  color: var(--muted);
  margin: 16px 0 20px;
}

.stars {
  color: #ffd36e;
  font-size: 1.2rem;
}

.carousel-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--surface);
  color: var(--text);
  font-size: 1.6rem;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease;
}

.carousel-btn:hover {
  transform: translateY(-3px);
}

.newsletter {
  padding: 0 24px;
}

.newsletter-card {
  max-width: 1000px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.2), rgba(77, 214, 255, 0.12));
  border-radius: 28px;
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  box-shadow: var(--shadow);
}

.newsletter-form {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.newsletter-form input {
  min-width: 220px;
  padding: 12px 16px;
  border-radius: 999px;
  border: none;
  outline: none;
  background: #0f131f;
  color: var(--text);
}

.newsletter-form input::placeholder {
  color: var(--muted);
}

.site-footer {
  padding: 60px 24px 30px;
  background: #0b0d14;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: 32px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.footer-grid p {
  color: var(--muted);
  margin-top: 10px;
}

.footer-grid a {
  display: block;
  color: var(--muted);
  margin-top: 8px;
}

.footer-grid a:hover {
  color: var(--text);
}

.footer-bottom {
  max-width: 1200px;
  margin: 40px auto 0;
  color: var(--muted);
  font-size: 0.85rem;
}

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

@keyframes orbit {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 900px) {
  .nav-links {
    display: none;
  }

  .hero {
    padding-top: 60px;
  }

  .newsletter-card {
    padding: 32px;
  }
}

@media (max-width: 720px) {
  main {
    gap: 90px;
  }

  .product-grid {
    display: flex;
    overflow-x: auto;
    gap: 16px;
    padding-bottom: 10px;
    scroll-snap-type: x mandatory;
  }

  .product-card {
    min-width: 240px;
    scroll-snap-align: start;
  }

  .carousel {
    flex-direction: column;
  }

  .carousel-btn {
    display: none;
  }

  .newsletter-form {
    width: 100%;
  }

  .newsletter-form input {
    flex: 1;
  }
}