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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #090c11;
  color: #f5f7fa;
  line-height: 1.6;
}

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

.container {
  width: min(1180px, 90%);
  margin: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 12, 17, 0.92);
  border-bottom: 1px solid #202630;
  backdrop-filter: blur(12px);
}

.nav-container {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 5px;
}

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

.main-nav a {
  color: #aeb8c6;
  font-size: 0.92rem;
  transition: 0.2s;
}

.main-nav a:hover,
.footer-links a:hover {
  color: white;
}

.nav-shop-button {
  padding: 10px 18px;
  border: 1px solid #426ca8;
  border-radius: 6px;
  color: #dbeafe;
}

.hero {
  min-height: 680px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 38%, rgba(31, 73, 125, 0.32), transparent 33%),
    linear-gradient(135deg, #090c11, #101722);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  align-items: center;
  gap: 40px;
  padding-top: 90px;
  padding-bottom: 90px;
}

.eyebrow {
  color: #719ad0;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 3px;
  margin-bottom: 16px;
}

.hero h1 {
  max-width: 820px;
  font-size: clamp(3rem, 6vw, 5.7rem);
  line-height: 0.98;
  letter-spacing: -4px;
}

.hero h1 span {
  display: block;
  color: #7185a2;
}

.hero-description {
  max-width: 610px;
  margin-top: 28px;
  color: #aeb8c6;
  font-size: 1.1rem;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-block;
  padding: 14px 24px;
  border: 0;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 800;
  transition: 0.2s;
  cursor: pointer;
}

.primary-button {
  background: #315f9e;
  color: white;
}

.primary-button:hover {
  background: #3e73b9;
}

.secondary-button {
  border: 1px solid #34404f;
  color: #c7d0dc;
}

.secondary-button:hover {
  border-color: #7185a2;
  color: white;
}

.hero-visual {
  position: relative;
  height: 420px;
}

.bottle {
  position: absolute;
  bottom: 20px;
  border: 1px solid rgba(176, 199, 231, 0.28);
  background: linear-gradient(180deg, rgba(95, 124, 164, 0.22), rgba(17, 24, 34, 0.5));
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.35);
}

.bottle::before {
  content: "";
  position: absolute;
  width: 42%;
  height: 22px;
  top: -23px;
  left: 29%;
  border: 1px solid rgba(176, 199, 231, 0.2);
  background: #1a2230;
}

.bottle-one {
  width: 180px;
  height: 260px;
  right: 55px;
  border-radius: 20px 20px 28px 28px;
  transform: rotate(7deg);
}

.bottle-two {
  width: 145px;
  height: 215px;
  right: 205px;
  bottom: 5px;
  border-radius: 14px 14px 24px 24px;
  transform: rotate(-7deg);
  opacity: 0.75;
}

.glass-line {
  position: absolute;
  width: 330px;
  height: 1px;
  right: 15px;
  bottom: 0;
  background: linear-gradient(90deg, transparent, #4e6b90, transparent);
}

.products-section,
.benefits-section,
.how-section,
.faq-section,
.contact-section {
  padding: 110px 0;
}

.section-heading {
  max-width: 650px;
  margin-bottom: 50px;
}

.section-heading h2,
.contact-section h2 {
  font-size: clamp(2rem, 4vw, 3.3rem);
  letter-spacing: -2px;
  margin-bottom: 12px;
}

.section-heading > p:last-child,
.contact-section > .container > div > p {
  color: #8e9aaa;
}

.products-section {
  background: #0d1118;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.product-card {
  overflow: hidden;
  background: #141a23;
  border: 1px solid #242c37;
  border-radius: 10px;
  transition: 0.2s;
}

.product-card:hover {
  transform: translateY(-4px);
  border-color: #40526b;
}

.product-image {
  height: 300px;
  background:
    radial-gradient(circle at 50% 28%, rgba(80, 115, 160, 0.16), transparent 35%),
    #181f29;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #546172;
  font-size: 0.85rem;
}

.product-info {
  padding: 22px;
}

.product-brand {
  color: #698dbb;
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 2px;
}

.product-info h3 {
  margin: 7px 0;
}

.product-size {
  color: #7f8b9b;
  font-size: 0.85rem;
}

.product-bottom {
  margin-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-price {
  font-weight: 800;
}

.small-button {
  border: 1px solid #3a4655;
  color: white;
  padding: 8px 14px;
  border-radius: 5px;
}

.inventory-note {
  margin-top: 28px;
  color: #6f7d8f;
  font-size: 0.9rem;
}

.benefits-section {
  background: #090c11;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.benefit-card {
  padding: 38px;
  min-height: 260px;
  background: #10151d;
  border: 1px solid #242c36;
  border-radius: 10px;
}

.benefit-number {
  color: #587cab;
  font-size: 0.75rem;
  font-weight: 800;
}

.benefit-card h3 {
  margin: 30px 0 10px;
  font-size: 1.35rem;
}

.benefit-card p,
.step p,
.faq-grid p {
  color: #929eae;
}

.how-section {
  background: #10151c;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 35px;
}

.step span {
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #17263b;
  border: 1px solid #34577f;
  border-radius: 50%;
  margin-bottom: 22px;
  color: #8eb5e4;
  font-weight: 800;
}

.step h3 {
  margin-bottom: 8px;
}

.faq-section {
  background: #0b0f15;
}

.faq-grid {
  display: grid;
  gap: 14px;
  max-width: 850px;
}

.faq-grid details {
  background: #111821;
  border: 1px solid #252f3b;
  border-radius: 8px;
  padding: 18px 20px;
}

.faq-grid summary {
  cursor: pointer;
  font-weight: 700;
}

.faq-grid p {
  margin-top: 12px;
}

.newsletter {
  padding: 90px 0;
  background: #162235;
}

.newsletter-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 70px;
}

.newsletter-content > div {
  max-width: 560px;
}

.newsletter h2 {
  font-size: 2.5rem;
  margin-bottom: 10px;
  letter-spacing: -1px;
}

.newsletter-content > div > p:last-child {
  color: #aebbd0;
}

.newsletter-form {
  display: flex;
  min-width: 400px;
}

.newsletter-form input {
  flex: 1;
  padding: 15px;
  border: 1px solid #53657c;
  border-right: 0;
  border-radius: 6px 0 0 6px;
  background: #101822;
  color: white;
  outline: none;
}

.newsletter-form button {
  padding: 0 24px;
  border: none;
  border-radius: 0 6px 6px 0;
  background: #e5e9ef;
  color: #10151d;
  font-weight: 800;
  cursor: pointer;
}

.contact-section {
  background: #0d1118;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 70px;
  align-items: start;
}

.contact-grid > div > p:not(.eyebrow) {
  color: #8e9aaa;
  margin-top: 10px;
}

.contact-email a {
  color: #8eb5e4;
}

.contact-form {
  display: grid;
  gap: 12px;
  background: #111821;
  border: 1px solid #252f3b;
  border-radius: 10px;
  padding: 28px;
}

.contact-form label {
  color: #aeb8c6;
  font-size: 0.88rem;
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid #33404f;
  border-radius: 6px;
  background: #0b1016;
  color: white;
  padding: 13px;
  outline: none;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form .button {
  margin-top: 6px;
}

.site-footer {
  padding: 70px 0 25px;
  background: #07090c;
  color: #8994a3;
}

.footer-container {
  display: flex;
  justify-content: space-between;
  gap: 40px;
}

.footer-container .logo {
  color: white;
}

.footer-container p {
  margin-top: 12px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 25px;
}

.copyright {
  margin-top: 60px;
  padding-top: 20px;
  border-top: 1px solid #1c222a;
  font-size: 0.78rem;
}

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

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

  .hero-visual {
    display: none;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .steps {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .newsletter-form {
    width: 100%;
    min-width: 0;
  }

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

@media (max-width: 550px) {
  .hero {
    min-height: 600px;
  }

  .hero h1 {
    letter-spacing: -2px;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .product-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .nav-shop-button {
    font-size: 0.75rem;
  }

  .footer-container {
    flex-direction: column;
  }

  .newsletter-form {
    flex-direction: column;
    gap: 10px;
  }

  .newsletter-form input,
  .newsletter-form button {
    border: 1px solid #53657c;
    border-radius: 6px;
    min-height: 48px;
  }
}