/* ============================================================
   VIRIFLOW™ V3 — css/style.css
   Domain: us-viriflows.com
   Hero: Full-width + Product Floating + Headline Overlaid Bottom
   Features: Icon tile grid (3-col)
   Benefits: Split card with green accent bar
   Footer: Green gradient + trust icons row + copyright
   ============================================================ */

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

:root {
  --green:        #1e7a3e;
  --green-dark:   #145a2e;
  --green-deeper: #0d3d1f;
  --green-mid:    #2a9150;
  --green-rich:   #0a2e15;
  --green-light:  #e6f5ec;
  --green-pale:   #f0faf4;
  --gold:         #C9A84C;
  --gold-btn:     #D4A017;
  --gold-hover:   #a8820f;
  --gold-pale:    #fdf3d8;
  --white:        #ffffff;
  --off-white:    #f7faf8;
  --text:         #0f2016;
  --muted:        #3d5445;
  --border:       #c3dccb;
  --radius:       8px;
  --radius-pill:  50px;
  --shadow:       0 4px 20px rgba(30,122,62,0.10);
  --shadow-h:     0 12px 40px rgba(30,122,62,0.20);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Jost', sans-serif;
  font-size: 18px;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
  line-height: 1.75;
}

/* ============================================================
   NAVBAR
   ============================================================ */
nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--green-rich);
  padding: 0 24px;
  height: 74px;
  box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.nav-logo {
  font-family: 'Jost', sans-serif;
  font-size: 1.85rem;
  font-weight: 900;
  color: var(--gold);
  text-decoration: none;
  letter-spacing: 2px;
  text-transform: uppercase;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: #b8dcc4;
  text-decoration: none;
  font-size: 0.97rem;
  font-weight: 500;
  transition: color 0.2s;
  white-space: nowrap;
}

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

.btn-nav-order {
  background: var(--gold-btn) !important;
  color: var(--green-deeper) !important;
  font-weight: 800 !important;
  font-size: 0.92rem !important;
  letter-spacing: 0.6px;
  padding: 10px 26px !important;
  border-radius: var(--radius-pill) !important;
  border: none !important;
  transition: background 0.2s !important;
  text-transform: uppercase;
}

.btn-nav-order:hover {
  background: var(--gold-hover) !important;
  color: var(--white) !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  width: 25px;
  height: 2px;
  background: var(--gold);
  display: block;
  border-radius: 2px;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--green-rich);
  position: absolute;
  top: 74px;
  left: 0;
  right: 0;
  padding: 24px 32px;
  gap: 18px;
  z-index: 999;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  color: #b8dcc4;
  text-decoration: none;
  font-size: 1.05rem;
  font-weight: 500;
}

.mobile-menu .btn-mob-order {
  background: var(--gold-btn);
  color: var(--green-deeper);
  text-align: center;
  padding: 13px;
  border-radius: var(--radius-pill);
  font-weight: 800;
  font-size: 1rem;
  text-transform: uppercase;
  margin-top: 6px;
}

/* ============================================================
   GLOBAL BUTTONS
   ============================================================ */
.btn-primary {
  display: inline-block;
  background: var(--gold-btn);
  color: var(--green-deeper);
  font-family: 'Jost', sans-serif;
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  padding: 15px 34px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: background 0.2s, color 0.2s, transform 0.15s;
  box-shadow: 0 4px 16px rgba(212,160,23,0.28);
}

.btn-primary:hover {
  background: var(--gold-hover);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--green-dark);
  font-family: 'Jost', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  text-transform: uppercase;
  padding: 14px 32px;
  border-radius: var(--radius-pill);
  border: 2px solid var(--green-dark);
  text-decoration: none;
  transition: background 0.2s, color 0.2s, transform 0.15s;
}

.btn-outline:hover {
  background: var(--green-dark);
  color: var(--white);
  transform: translateY(-2px);
}

/* ============================================================
   SECTION TITLE BANDS
   ============================================================ */
.sec-title-band {
  background: var(--green-dark);
  padding: 50px 40px 42px;
  text-align: center;
}

.sec-title-band h2 {
  font-family: 'Jost', sans-serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--white);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  line-height: 1.2;
}

/* ============================================================
   HERO — Full-width + Product Floating + Headline Overlaid Bottom
   ============================================================ */
.hero {
  position: relative;
  min-height: 640px;
  background: linear-gradient(160deg, var(--green-rich) 0%, var(--green-deeper) 45%, var(--green-dark) 100%);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

/* Subtle texture overlay */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 80% at 50% 0%, rgba(30,122,62,0.25) 0%, transparent 70%);
  pointer-events: none;
}

/* Floating product image — centred */
.hero-product-float {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 480px;
  height: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 32px;
  z-index: 1;
}

.hero-product-float a {
  display: block;
}

.hero-product-float a img {
  max-height: 440px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(0 20px 48px rgba(0,0,0,0.45));
  transition: transform 0.5s ease;
  animation: float 4s ease-in-out infinite;
}

.hero-product-float a:hover img {
  animation-play-state: paused;
  transform: scale(1.05);
}

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

/* Overlay panel — bottom of hero */
.hero-overlay-bottom {
  position: relative;
  z-index: 2;
  background: linear-gradient(0deg, rgba(10,46,21,0.98) 0%, rgba(10,46,21,0.88) 60%, transparent 100%);
  padding: 120px 48px 52px;
  text-align: center;
}

.hero-overlay-bottom h1 {
  font-family: 'Jost', sans-serif;
  font-size: 3.1rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
  text-shadow: 0 2px 12px rgba(0,0,0,0.4);
}

.hero-overlay-bottom h1 span {
  color: var(--gold);
}

.hero-subtitle {
  font-size: 1.18rem;
  color: #c8e8d4;
  max-width: 720px;
  margin: 0 auto 28px;
  line-height: 1.75;
}

/* Trust strip inside hero */
.hero-trust-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 28px;
  margin-bottom: 32px;
}

.hts-item {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--gold);
  font-size: 0.93rem;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.hts-item span.icon { font-size: 1rem; }

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.btn-hero-primary {
  display: inline-block;
  background: var(--gold-btn);
  color: var(--green-deeper);
  font-family: 'Jost', sans-serif;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  padding: 17px 42px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: background 0.2s, color 0.2s, transform 0.15s;
  box-shadow: 0 6px 24px rgba(212,160,23,0.38);
}

.btn-hero-primary:hover {
  background: var(--gold-hover);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-hero-outline {
  display: inline-block;
  background: transparent;
  color: var(--white);
  font-family: 'Jost', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  text-transform: uppercase;
  padding: 16px 36px;
  border-radius: var(--radius-pill);
  border: 2px solid rgba(255,255,255,0.45);
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s, transform 0.15s;
}

.btn-hero-outline:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.1);
  transform: translateY(-2px);
}

/* ============================================================
   REVIEWS
   ============================================================ */
.reviews-section {
  background: var(--off-white);
  padding: 70px 48px;
}

.reviews-grid {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.review-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 26px;
  text-align: center;
  transition: box-shadow 0.3s, transform 0.3s;
  box-shadow: var(--shadow);
}

.review-card:hover {
  box-shadow: var(--shadow-h);
  transform: translateY(-4px);
}

.reviewer-photo {
  width: 86px;
  height: 86px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 16px;
  display: block;
  border: 3px solid var(--gold-btn);
}

.review-stars {
  height: 22px;
  margin: 0 auto 14px;
  display: block;
}

.review-badge {
  font-size: 0.97rem;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 14px;
}

.review-text {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--muted);
  font-style: italic;
}

.reviewer-name {
  margin-top: 18px;
  font-weight: 700;
  color: var(--green-deeper);
  font-size: 0.95rem;
}

/* ============================================================
   WHAT IS SECTION
   ============================================================ */
.what-is-section {
  background: var(--white);
  padding: 70px 48px;
}

.what-is-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  align-items: center;
  gap: 60px;
}

.what-is-img-wrap {
  display: flex;
  justify-content: center;
}

.what-is-img-wrap img {
  width: 100%;
  max-width: 420px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 8px 22px rgba(30,122,62,0.14));
}

.what-is-text p {
  font-size: 1.1rem;
  line-height: 1.85;
  color: var(--muted);
  margin-bottom: 18px;
}

/* ============================================================
   WHY CHOOSE
   ============================================================ */
.why-section {
  background: var(--off-white);
  padding: 70px 48px;
}

.section-prose {
  max-width: 900px;
  margin: 0 auto;
}

.section-prose p {
  font-size: 1.1rem;
  line-height: 1.85;
  color: var(--muted);
  margin-bottom: 18px;
}

/* ============================================================
   PRICING BAND
   ============================================================ */
.pricing-band {
  background: var(--green-rich);
  padding: 48px 40px 16px;
  text-align: center;
}

.pricing-band h3 {
  font-family: 'Jost', sans-serif;
  font-size: 2.1rem;
  font-weight: 900;
  color: var(--white);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.pricing-band h4 {
  font-family: 'Jost', sans-serif;
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--gold);
  margin-bottom: 0;
}

/* ============================================================
   PRICING IMAGE
   ============================================================ */
.price-img-section {
  background: var(--white);
  padding: 48px;
  text-align: center;
}

.price-img-section a img {
  max-width: 900px;
  width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.price-img-section a:hover img { transform: scale(1.01); }

/* ============================================================
   FEATURES — V3: Icon tile grid (3-col)
   ============================================================ */
.features-section {
  background: var(--green-deeper);
  padding: 70px 48px;
}

.features-section .sec-inner-title {
  text-align: center;
  margin-bottom: 48px;
}

.features-section .sec-inner-title h2 {
  font-family: 'Jost', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.features-tiles {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-tile {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 28px 22px;
  text-align: center;
  transition: background 0.25s, transform 0.25s;
}

.feature-tile:hover {
  background: rgba(255,255,255,0.11);
  transform: translateY(-4px);
}

.feature-tile-icon {
  width: 60px;
  height: 60px;
  background: var(--gold-btn);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 16px;
}

.feature-tile h3 {
  font-family: 'Jost', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--gold);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.feature-tile p {
  font-size: 0.97rem;
  line-height: 1.72;
  color: #b8d8c4;
}

/* ============================================================
   GUARANTEE
   ============================================================ */
.guarantee-section {
  background: var(--white);
  padding: 70px 48px;
}

.guarantee-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 280px 1fr;
  align-items: center;
  gap: 60px;
}

.guarantee-img-wrap {
  display: flex;
  justify-content: center;
}

.guarantee-img-wrap img {
  width: 100%;
  max-width: 280px;
  height: auto;
  object-fit: contain;
}

.guarantee-text p {
  font-size: 1.1rem;
  line-height: 1.85;
  color: var(--muted);
  margin-bottom: 18px;
}

/* ============================================================
   BENEFITS — V3: Split cards with left green accent bar + stat
   ============================================================ */
.benefits-section {
  background: var(--off-white);
  padding: 70px 48px;
}

.benefits-split {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.benefit-split-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  border-left: 5px solid var(--green);
  padding: 24px 22px;
  box-shadow: var(--shadow);
  transition: box-shadow 0.25s, transform 0.25s;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.benefit-split-card:hover {
  box-shadow: var(--shadow-h);
  transform: translateY(-3px);
}

.bsc-label {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.bsc-title {
  font-family: 'Jost', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--green-deeper);
}

.bsc-text {
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--muted);
  margin-top: 4px;
}

/* ============================================================
   FAQs
   ============================================================ */
.faq-section {
  background: var(--off-white);
  padding: 70px 48px;
}

.faq-list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 20px 26px;
  font-family: 'Jost', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green-deeper);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  transition: background 0.2s;
  line-height: 1.4;
}

.faq-question:hover { background: var(--green-light); }

.faq-arrow {
  font-size: 1.1rem;
  transition: transform 0.3s;
  color: var(--gold-btn);
  flex-shrink: 0;
}

.faq-answer {
  display: none;
  padding: 16px 26px 22px;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--muted);
  border-top: 1px solid var(--border);
}

.faq-item.open .faq-answer { display: block; }
.faq-item.open .faq-arrow  { transform: rotate(180deg); }

/* ============================================================
   HOW TO ORDER
   ============================================================ */
.order-how-section {
  background: var(--white);
  padding: 70px 48px;
}

.order-how-inner {
  max-width: 900px;
  margin: 0 auto;
}

.order-how-inner p {
  font-size: 1.1rem;
  line-height: 1.85;
  color: var(--muted);
  margin-bottom: 18px;
}

.order-img-wrap {
  text-align: center;
  margin-top: 36px;
}

.order-img-wrap a img {
  max-width: 900px;
  width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.order-img-wrap a:hover img { transform: scale(1.01); }

/* ============================================================
   PRICING DETAILS
   ============================================================ */
.pricing-details {
  background: var(--off-white);
  padding: 48px;
}

.pricing-details-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.info-block {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  border-top: 3px solid var(--green);
  box-shadow: var(--shadow);
}

.info-block h4 {
  font-family: 'Jost', sans-serif;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--green-deeper);
  margin-bottom: 12px;
}

.info-block p, .info-block li {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--muted);
}

.info-block ul { list-style: none; padding: 0; }
.info-block ul li { padding: 4px 0; }
.info-block ul li::before { content: "→ "; color: var(--green); font-weight: 800; }

/* ============================================================
   FINAL CTA
   ============================================================ */
.cta-final {
  background: linear-gradient(160deg, var(--green-rich) 0%, var(--green-deeper) 100%);
  padding: 80px 48px;
  text-align: center;
}

.cta-final h2 {
  font-family: 'Jost', sans-serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--white);
  margin-bottom: 36px;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.cta-final h2 span { color: var(--gold); }

.cta-product-img {
  max-width: 340px;
  margin: 0 auto 32px;
}

.cta-product-img a img {
  width: 100%;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 12px 32px rgba(0,0,0,0.4));
  transition: transform 0.4s;
}

.cta-product-img a:hover img { transform: scale(1.05); }

.cta-regular-price {
  font-size: 1.2rem;
  color: #7aaa8c;
  text-decoration: line-through;
  display: block;
  margin-bottom: 6px;
}

.cta-current-price {
  font-family: 'Jost', sans-serif;
  font-size: 3rem;
  font-weight: 900;
  color: var(--gold);
  display: block;
  margin-bottom: 30px;
  letter-spacing: 1px;
}

/* ============================================================
   FOOTER — V3: Green Gradient + Trust Icons Row + Copyright
   ============================================================ */
footer {
  background: linear-gradient(180deg, var(--green-deeper) 0%, var(--green-rich) 100%);
  padding: 0;
}

/* Top: Navigation links row */
.footer-nav-row {
  max-width: 1160px;
  margin: 0 auto;
  padding: 40px 48px 32px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-nav-row a {
  color: #9ecfad;
  text-decoration: none;
  font-size: 0.93rem;
  font-weight: 600;
  font-family: 'Jost', sans-serif;
  padding: 5px 16px;
  border-right: 1px solid rgba(255,255,255,0.1);
  transition: color 0.2s;
  white-space: nowrap;
}

.footer-nav-row a:last-child { border-right: none; }
.footer-nav-row a:hover { color: var(--white); }

/* Middle: Trust icons row */
.footer-trust-row {
  max-width: 1160px;
  margin: 0 auto;
  padding: 32px 48px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 40px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.ftr-badge {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ftr-badge-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-dark) 100%);
  border: 2px solid rgba(212,160,23,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.ftr-badge-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.ftr-badge-text strong {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--white);
  font-family: 'Jost', sans-serif;
}

.ftr-badge-text span {
  font-size: 0.78rem;
  color: #7aaa8c;
  font-family: 'Jost', sans-serif;
}

/* Legal text */
.footer-legal-row {
  max-width: 1160px;
  margin: 0 auto;
  padding: 24px 48px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-legal-row p {
  font-size: 0.85rem;
  color: #4a7a5c;
  line-height: 1.72;
  margin-bottom: 8px;
  text-align: center;
}

/* Bottom copyright bar */
.footer-copy-bar {
  background: rgba(0,0,0,0.25);
  padding: 18px 48px;
  text-align: center;
}

.footer-copy-bar p {
  font-size: 0.87rem;
  color: #3a5c46;
  font-family: 'Jost', sans-serif;
}

.footer-copy-bar a { color: #5a8c6a; text-decoration: none; }
.footer-copy-bar a:hover { color: var(--white); }

/* ============================================================
   FADE-UP
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .features-tiles        { grid-template-columns: 1fr 1fr; }
  .benefits-split        { grid-template-columns: 1fr; }
  .what-is-inner         { grid-template-columns: 1fr 1.3fr; gap: 40px; }
}

@media (max-width: 900px) {
  .hero-overlay-bottom h1 { font-size: 2.3rem; }
  .reviews-grid          { grid-template-columns: 1fr 1fr; }
  .what-is-inner         { grid-template-columns: 1fr; }
  .guarantee-inner       { grid-template-columns: 1fr; text-align: center; }
  .guarantee-img-wrap    { justify-content: center; }
  .benefits-split        { grid-template-columns: 1fr; }
  .features-tiles        { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  nav                    { padding: 0 18px; }
  .nav-links             { display: none; }
  .hamburger             { display: flex; }
  .hero                  { min-height: 560px; }
  .hero-product-float    { max-width: 260px; padding-top: 24px; }
  .hero-product-float a img { max-height: 260px; }
  .hero-overlay-bottom   { padding: 80px 20px 44px; }
  .hero-overlay-bottom h1 { font-size: 1.85rem; }
  .hero-subtitle         { font-size: 1rem; }
  .sec-title-band        { padding: 40px 20px 34px; }
  .sec-title-band h2     { font-size: 1.65rem; }
  .reviews-grid          { grid-template-columns: 1fr; }
  .reviews-section,
  .what-is-section,
  .why-section,
  .guarantee-section,
  .benefits-section,
  .faq-section,
  .order-how-section     { padding: 44px 20px; }
  .features-section      { padding: 44px 20px; }
  .features-tiles        { grid-template-columns: 1fr; }
  .pricing-details,
  .price-img-section     { padding: 32px 20px; }
  .cta-final             { padding: 56px 20px; }
  .cta-final h2          { font-size: 1.85rem; }
  .cta-current-price     { font-size: 2.2rem; }
  .footer-nav-row        { padding: 28px 20px 24px; }
  .footer-nav-row a      { border-right: none; padding: 4px 10px; }
  .footer-trust-row      { padding: 24px 20px; gap: 16px 24px; }
  .footer-legal-row      { padding: 20px; }
  .footer-copy-bar       { padding: 16px 20px; }
}