:root {
  --red: #D90429;
  --red-vivid: #FF1E1E;
  --red-dark: #A30015;
  --black: #0D0D0D;
  --black-soft: #1A1A1A;
  --pure-black: #000000;
  --white: #FFFFFF;
  --text-soft: #F5F5F5;
  --green: #1E8E3E;
  --green-bright: #34C759;
  --gold: #FFC107;
  --gold-dark: #FFB300;
  --muted: rgba(245, 245, 245, 0.68);
  --line: rgba(255, 255, 255, 0.12);
  --radius: 8px;
  --shadow-red: 0 22px 80px rgba(217, 4, 41, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", Arial, Helvetica, sans-serif;
  color: var(--white);
  background:
    linear-gradient(118deg, rgba(255, 30, 30, 0.24), transparent 34%),
    linear-gradient(244deg, rgba(163, 0, 21, 0.2), transparent 42%),
    linear-gradient(180deg, var(--pure-black) 0%, var(--black) 42%, #050505 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.75), transparent 78%);
  z-index: -1;
}

img {
  display: block;
  max-width: 100%;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, calc(100% - 32px));
  margin: 18px auto 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(13, 13, 13, 0.78);
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.28);
}

.brand,
.footer {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--black-soft);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 26px rgba(255, 255, 255, 0.12);
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0) invert(1);
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 0.95rem;
}

.brand small {
  color: var(--muted);
  font-size: 0.72rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 0.9rem;
}

.nav-links a {
  transition: color 180ms ease;
}

.nav-links a:hover,
.footer a:hover {
  color: var(--white);
}

.header-cta {
  padding: 12px 16px;
  border-radius: var(--radius);
  background: var(--red-vivid);
  font-size: 0.9rem;
  font-weight: 800;
  box-shadow: 0 12px 30px rgba(255, 30, 30, 0.3);
  transition: transform 180ms ease, background 180ms ease;
}

.header-cta:hover {
  transform: translateY(-2px);
  background: var(--gold-dark);
  color: var(--pure-black);
}

.hero,
.section,
.strip,
.impact-panel,
.footer {
  width: min(1180px, calc(100% - 32px));
  margin-inline: auto;
}

.hero {
  min-height: calc(100vh - 86px);
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
  align-items: center;
  gap: 56px;
  padding: 56px 0 44px;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green-bright);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 22px;
  max-width: 720px;
  font-size: clamp(2.65rem, 7vw, 5.95rem);
  line-height: 0.94;
  font-weight: 900;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
  font-weight: 900;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.15rem;
}

.hero-copy,
.section-heading p,
.product-info p,
.proof-card p,
.offer-content p,
.legal-card p,
.faq p,
.footer p {
  color: var(--muted);
  line-height: 1.7;
}

.hero-copy {
  max-width: 600px;
  font-size: 1.12rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 34px 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 900;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--red-vivid), var(--red));
  box-shadow: var(--shadow-red);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--pure-black);
}

.btn-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.26);
  background: rgba(255, 255, 255, 0.08);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 620px;
}

.hero-stats div,
.benefit-card,
.proof-card,
.legal-card,
.faq details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.028));
}

.hero-stats div {
  padding: 18px;
}

.hero-stats strong {
  display: block;
  color: var(--white);
  font-size: 1.65rem;
  font-weight: 900;
}

.hero-stats span {
  color: var(--muted);
  font-size: 0.88rem;
}

.hero-visual {
  position: relative;
  min-height: 570px;
  display: grid;
  place-items: center;
}

.product-glow {
  position: absolute;
  width: 82%;
  height: 68%;
  border-radius: var(--radius);
  background: linear-gradient(120deg, transparent 5%, rgba(255, 30, 30, 0.42) 42%, rgba(52, 199, 89, 0.12) 62%, transparent 92%);
  filter: blur(28px);
  transform: rotate(-8deg) skewY(-6deg);
  opacity: 0.9;
}

.hero-product {
  position: relative;
  width: min(100%, 560px);
  filter: drop-shadow(0 42px 68px rgba(0, 0, 0, 0.72));
  animation: floatProduct 5s ease-in-out infinite;
}

.trust-badge {
  position: absolute;
  right: 12px;
  bottom: 74px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 12px 16px;
  border: 1px solid rgba(52, 199, 89, 0.42);
  border-radius: var(--radius);
  background: rgba(13, 13, 13, 0.82);
  color: var(--text-soft);
  font-weight: 800;
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.34);
}

.trust-badge span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green-bright);
  box-shadow: 0 0 14px var(--green-bright);
}

.strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
}

.strip span {
  padding: 18px 14px;
  background: rgba(13, 13, 13, 0.86);
  color: var(--text-soft);
  text-align: center;
  font-weight: 800;
}

.impact-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(320px, 1.08fr);
  gap: 24px;
  align-items: center;
  margin-top: 18px;
  padding: 30px;
  border: 1px solid rgba(255, 30, 30, 0.34);
  border-radius: var(--radius);
  background:
    linear-gradient(105deg, rgba(255, 30, 30, 0.2), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.025));
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
}

.impact-panel h2 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4.6vw, 4.7rem);
  text-transform: uppercase;
}

.impact-seals {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.impact-seals span {
  min-height: 96px;
  display: grid;
  place-items: center;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(0, 0, 0, 0.28);
  color: var(--text-soft);
  text-align: center;
  font-weight: 900;
  text-transform: uppercase;
}

.impact-seals span:first-child {
  border-color: rgba(255, 193, 7, 0.42);
  color: var(--gold);
}

.impact-seals span:nth-child(2) {
  border-color: rgba(52, 199, 89, 0.38);
  color: var(--green-bright);
}

.section {
  padding: 96px 0 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.benefit-card {
  min-height: 250px;
  padding: 24px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.benefit-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 30, 30, 0.46);
}

.benefit-card span {
  display: inline-flex;
  margin-bottom: 52px;
  color: var(--red-vivid);
  font-weight: 900;
}

.benefit-card p {
  color: var(--muted);
  line-height: 1.65;
}

.product-showcase {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: center;
  gap: 48px;
}

.showcase-image {
  display: grid;
  grid-template-columns: 92px 1fr;
  grid-template-rows: 92px 92px;
  gap: 18px;
  align-items: center;
}

.gallery-button {
  grid-column: 1;
  width: 92px;
  aspect-ratio: 1;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition: border-color 180ms ease, transform 180ms ease;
}

.gallery-button + .gallery-button {
  margin-top: 14px;
}

.gallery-button:hover,
.gallery-button.is-active {
  border-color: var(--red-vivid);
  transform: translateY(-2px);
}

.gallery-button img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.main-gallery {
  position: relative;
  grid-column: 2;
  grid-row: 1 / span 2;
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 40%, rgba(255, 30, 30, 0.18), transparent 55%),
    rgba(255, 255, 255, 0.04);
}

.main-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
  -webkit-user-drag: none;
  transition: transform 260ms ease, opacity 180ms ease;
}

.main-gallery:hover img {
  transform: scale(1.035);
}

.product-info {
  max-width: 540px;
}

.spec-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.spec-list div {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
}

.spec-list span {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
}

.spec-list strong {
  display: block;
  margin-top: 6px;
  color: var(--text-soft);
}

.proof {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.proof-card {
  min-height: 300px;
  padding: 34px;
}

.proof-card.premium {
  background:
    linear-gradient(135deg, rgba(255, 193, 7, 0.13), transparent 38%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.028));
}

.proof-card.natural {
  background:
    linear-gradient(135deg, rgba(52, 199, 89, 0.14), transparent 40%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.028));
}

.offer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.78fr);
  gap: 18px;
  align-items: stretch;
}

.offer-content {
  min-height: 420px;
  padding: 42px;
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 80% 12%, rgba(255, 193, 7, 0.2), transparent 26rem),
    radial-gradient(circle at 14% 85%, rgba(255, 30, 30, 0.38), transparent 25rem),
    linear-gradient(135deg, #150003, var(--black));
  box-shadow: var(--shadow-red);
}

.legal-card {
  padding: 30px;
  border-color: rgba(52, 199, 89, 0.28);
  background:
    linear-gradient(180deg, rgba(52, 199, 89, 0.12), rgba(255, 255, 255, 0.025));
}

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

.faq-list {
  display: grid;
  gap: 12px;
}

.faq details {
  padding: 0 22px;
}

.faq summary {
  cursor: pointer;
  padding: 20px 0;
  font-weight: 800;
}

.faq p {
  margin-bottom: 20px;
}

.footer {
  justify-content: space-between;
  padding: 38px 0 28px;
  color: var(--muted);
}

.footer strong {
  color: var(--white);
}

.footer p {
  margin: 6px 0 0;
  font-size: 0.9rem;
}

.footer a {
  color: var(--green-bright);
  font-weight: 900;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 520ms ease, transform 520ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes floatProduct {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}

@media (max-width: 980px) {
  .site-header {
    align-items: flex-start;
  }

  .nav-links {
    display: none;
  }

  .hero,
  .product-showcase,
  .offer {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 48px;
  }

  .hero-visual {
    min-height: auto;
  }

  .hero-product {
    width: min(100%, 500px);
  }

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

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

@media (max-width: 680px) {
  .site-header {
    width: min(100% - 20px, 1180px);
    margin-top: 10px;
  }

  .brand small,
  .header-cta {
    display: none;
  }

.hero,
.section,
.strip,
.impact-panel,
.footer {
    width: min(100% - 24px, 1180px);
  }

  .hero {
    gap: 28px;
    padding-top: 38px;
  }

  h1 {
    font-size: clamp(2.45rem, 14vw, 4.2rem);
  }

  .hero-actions,
  .btn {
    width: 100%;
  }

  .strip,
  .benefit-grid,
  .impact-panel,
  .impact-seals,
  .spec-list {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .hero-stats div {
    padding: 14px 8px;
    text-align: center;
  }

  .hero-stats strong {
    font-size: 1.25rem;
  }

  .hero-stats span {
    font-size: 0.76rem;
  }

  .trust-badge {
    right: 8px;
    bottom: 18px;
  }

  .section {
    padding-top: 72px;
  }

  .showcase-image {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: auto auto;
    gap: 10px;
    align-items: stretch;
  }

  .main-gallery {
    grid-column: 1 / -1;
    grid-row: 1;
    justify-self: center;
    width: min(100%, 68vh);
    order: 1;
  }

  .main-gallery img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    touch-action: pan-y;
  }

  .gallery-button {
    grid-column: auto;
    display: grid;
    place-items: center;
    order: 2;
    width: 100%;
    min-height: 74px;
    aspect-ratio: 1.7;
    border-width: 2px;
    padding: 10px;
  }

  .gallery-button + .gallery-button {
    margin-top: 0;
  }

  .gallery-button img {
    justify-self: center;
    align-self: center;
    width: 82%;
    height: 82%;
    object-fit: contain;
    object-position: center;
    transform: translateY(-18%);
  }

  .offer-content,
  .proof-card,
  .legal-card {
    padding: 24px;
  }

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}