@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #0a0e17;
  --bg-alt: #111827;
  --bg-card: #161f30;
  --bg-deep: #060a12;
  --heading: #ffffff;
  --white: #0a0e17;
  --ice: #141c2e;
  --navy: #f0f4f8;
  --navy-light: #1e2d45;
  --aqua: #3498db;
  --aqua-dark: #5dade2;
  --cyan: #5dade2;
  --brand-blue: #3498db;
  --glass: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-dark: rgba(0, 0, 0, 0.25);
  --text: #eef2f7;
  --text-muted: #c0cede;
  --text-on-dark: #ffffff;
  --gradient-aqua: linear-gradient(135deg, #5dade2 0%, #3498db 50%, #2980b9 100%);
  --gradient-hero: linear-gradient(160deg, #0a0e17 0%, #111827 45%, #0d1525 100%);
  --shadow-soft: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.45);
  --shadow-float: 0 20px 60px rgba(52, 152, 219, 0.18);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-xl: 40px;
  --font-head: 'Manrope', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --transition: 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  --header-h: 72px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--heading);
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

@media (min-width: 768px) {
  .container { padding: 0 2rem; }
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 1.75rem;
  border-radius: 100px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-aqua);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(52, 152, 219, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(94, 196, 232, 0.45);
}

.btn-secondary {
  background: var(--glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  color: var(--heading);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.btn-navy {
  background: var(--navy-light);
  color: var(--heading);
}

.btn-navy:hover {
  background: var(--navy-light);
  transform: translateY(-2px);
}

/* ─── Glass Card ─── */
.glass-card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glass);
}

/* ─── Header ─── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(10, 14, 23, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-soft);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--heading);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: var(--gradient-aqua);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.logo span { color: var(--brand-blue); }

.nav-desktop {
  display: none;
  align-items: center;
  gap: 2rem;
}

.nav-desktop a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
}

.nav-desktop a:hover { color: var(--heading); }

.menu-toggle {
  background: none;
  border: none;
  width: 44px;
  height: 44px;
  cursor: pointer;
  color: var(--heading);
  font-size: 1.5rem;
}

@media (min-width: 1024px) {
  .nav-desktop { display: flex; }
  .menu-toggle { display: none; }
}

.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 14, 23, 0.97);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 2rem;
}

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

.nav-mobile a {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--heading);
}

/* ─── Hero ─── */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  padding: calc(var(--header-h) + 2rem) 0 4rem;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(52, 152, 219, 0.15), transparent 70%);
  animation: float-particle 8s ease-in-out infinite;
}

.particle:nth-child(1) { width: 300px; height: 300px; top: 10%; right: -5%; animation-delay: 0s; }
.particle:nth-child(2) { width: 200px; height: 200px; bottom: 20%; left: -5%; animation-delay: 2s; }
.particle:nth-child(3) { width: 150px; height: 150px; top: 50%; left: 30%; animation-delay: 4s; opacity: 0.5; }

@keyframes float-particle {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -30px) scale(1.05); }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr 1fr; gap: 4rem; }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--aqua-dark);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(2.25rem, 6vw, 3.75rem);
  font-weight: 800;
  color: var(--heading);
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--text);
  max-width: 520px;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
}

.trust-pill {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text);
}

.trust-pill svg { flex-shrink: 0; color: var(--aqua-dark); }

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-product-wrap {
  position: relative;
  animation: float-product 6s ease-in-out infinite;
}

@keyframes float-product {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

.product-render {
  width: min(320px, 85vw);
  aspect-ratio: 3/4;
  background: linear-gradient(160deg, rgba(255,255,255,0.9) 0%, rgba(221,238,255,0.6) 100%);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255,255,255,0.8);
  box-shadow: var(--shadow-float);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-render::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 0deg, transparent, rgba(125,211,252,0.15), transparent 30%);
  animation: rotate-glow 8s linear infinite;
}

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

.product-bottle {
  width: 120px;
  height: 200px;
  background: linear-gradient(180deg, rgba(255,255,255,0.95) 0%, rgba(221,238,255,0.8) 40%, rgba(94,196,232,0.3) 100%);
  border-radius: 20px 20px 8px 8px;
  border: 1px solid rgba(255,255,255,0.9);
  box-shadow: inset 0 -20px 40px rgba(94,196,232,0.2), 0 10px 30px rgba(16,36,62,0.1);
  position: relative;
  z-index: 1;
}

.product-bottle::before {
  content: '';
  position: absolute;
  top: -24px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 28px;
  background: linear-gradient(180deg, #fff, #e8f4ff);
  border-radius: 6px 6px 0 0;
  border: 1px solid rgba(255,255,255,0.9);
}

.product-bottle-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 2;
}

.product-bottle-label .brand-mini {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: #1e3a5f;
  text-transform: uppercase;
}

.hero-promo-card {
  position: absolute;
  bottom: -10%;
  right: -5%;
  padding: 1.25rem 1.5rem;
  max-width: 220px;
  animation: float-product 6s ease-in-out infinite 1s;
}

@media (min-width: 1024px) {
  .hero-promo-card { bottom: 5%; right: -15%; }
}

.hero-promo-card p {
  font-size: 0.85rem;
  color: var(--text);
  margin-top: 0.25rem;
}

.hero-promo-card strong {
  font-family: var(--font-head);
  color: var(--heading);
  font-size: 1rem;
}

/* ─── Sections ─── */
section { padding: 5rem 0; }

@media (min-width: 768px) { section { padding: 7rem 0; } }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--aqua-dark);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--heading);
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text);
  max-width: 600px;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-header .section-desc { margin: 0 auto; }

/* ─── Trust Section ─── */
.trust-section {
  background: var(--bg-deep);
  color: var(--text-on-dark);
  padding: 4rem 0;
}

.trust-section .section-label { color: var(--cyan); }
.trust-section .section-title { color: var(--text-on-dark); }

.trust-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .trust-stats { grid-template-columns: repeat(3, 1fr); }
}

.trust-stat {
  text-align: center;
  padding: 2rem 1.5rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
}

.trust-stat-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  background: var(--gradient-aqua);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.trust-stat h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--text-on-dark);
  margin-bottom: 0.5rem;
}

.trust-stat p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.88);
}

/* ─── Products ─── */
.products-section { background: var(--bg); }

.products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .products-grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
}

.product-card {
  position: relative;
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(52,152,219,0.06));
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow-glass);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-aqua);
  opacity: 0;
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-float);
}

.product-card:hover::before { opacity: 1; }

.product-card-glow {
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(125,211,252,0.12) 0%, transparent 60%);
  pointer-events: none;
}

.product-card-visual {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  position: relative;
}

.product-card-visual .product-bottle {
  width: 80px;
  height: 140px;
  animation: float-product 5s ease-in-out infinite;
}

.product-card-visual .product-bottle.variant-2 {
  background: linear-gradient(180deg, #fff 0%, #e8f4ff 50%, rgba(58,159,196,0.25) 100%);
}

.product-card-visual .product-bottle.variant-3 {
  background: linear-gradient(180deg, #fff 0%, #ddeeff 50%, rgba(16,36,62,0.15) 100%);
}

.product-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: 0.5rem;
}

.product-card-tagline {
  font-size: 0.85rem;
  color: var(--aqua-dark);
  font-weight: 600;
  margin-bottom: 1rem;
}

.product-benefits {
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.product-benefits li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.product-benefits li::before {
  content: '✦';
  color: var(--aqua);
  font-size: 0.7rem;
  margin-top: 0.2rem;
  flex-shrink: 0;
}

.product-price {
  font-family: var(--font-head);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--brand-blue);
  margin-bottom: 1rem;
}

.product-price span {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
}

/* ─── Science ─── */
.science-section {
  background: linear-gradient(180deg, var(--bg-alt) 0%, var(--bg) 100%);
  position: relative;
  overflow: hidden;
}

.ingredients-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .ingredients-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
}

@media (min-width: 1024px) {
  .ingredients-grid { grid-template-columns: repeat(4, 1fr); gap: 1.75rem; }
}

.ingredient-item {
  padding: 1.75rem 1.5rem;
  text-align: center;
  border-radius: var(--radius-lg);
  background: var(--glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  transition: var(--transition);
}

.ingredient-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-soft);
  border-color: rgba(52, 152, 219, 0.25);
}

.ingredient-icon {
  width: 100%;
  max-width: 220px;
  height: 180px;
  margin: 0 auto 1.25rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 2px solid rgba(255, 255, 255, 0.12);
  background: var(--bg-card);
}

.ingredient-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ingredient-icon-emoji {
  width: 56px;
  height: 56px;
  margin: 0 auto 1rem;
  background: var(--gradient-aqua);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  animation: pulse-glow 3s ease-in-out infinite;
}

.product-img-hero {
  max-width: min(340px, 90vw);
  margin: 0 auto;
  filter: drop-shadow(0 24px 48px rgba(52, 152, 219, 0.25));
  animation: float-product 6s ease-in-out infinite;
}

.product-img-card {
  max-height: 200px;
  width: auto;
  margin: 0 auto;
  filter: drop-shadow(0 12px 24px rgba(52, 152, 219, 0.2));
}

.logo-opti { color: var(--heading); }
.logo-opti span { color: var(--brand-blue); }

.order-section {
  background: linear-gradient(180deg, var(--bg-alt) 0%, var(--bg) 100%);
}

.order-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .order-card { grid-template-columns: 1fr 1fr; padding: 3rem; }
}

.price-current {
  font-family: var(--font-head);
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--brand-blue);
}

.price-old {
  font-size: 1.25rem;
  text-decoration: line-through;
  color: var(--text);
  margin-left: 0.5rem;
  opacity: 0.75;
}

.form-input {
  width: 100%;
  padding: 1rem 1.25rem;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  margin-bottom: 0.85rem;
  background: var(--bg-card);
  color: var(--heading);
}

.form-input::placeholder {
  color: rgba(192, 206, 222, 0.75);
}

.form-input:focus {
  outline: none;
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px rgba(52,152,219,0.15);
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(94,196,232,0.3); }
  50% { box-shadow: 0 0 20px 4px rgba(94,196,232,0.2); }
}

.ingredient-item h4 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: 0.6rem;
}

.ingredient-item p {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.65;
}

.molecule-bg {
  position: absolute;
  width: 400px;
  height: 400px;
  border: 1px dashed rgba(94,196,232,0.2);
  border-radius: 50%;
  top: 10%;
  right: -10%;
  animation: rotate-glow 20s linear infinite;
  pointer-events: none;
}

.molecule-bg::before,
.molecule-bg::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  background: var(--aqua);
  border-radius: 50%;
  top: 50%;
  left: -6px;
}

.molecule-bg::after {
  left: auto;
  right: -6px;
  background: var(--cyan);
}

/* ─── Lifestyle ─── */
.lifestyle-section { background: var(--bg); }

.lifestyle-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .lifestyle-grid { grid-template-columns: 1fr 1fr; }
}

.lifestyle-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-float);
  aspect-ratio: 4/3;
  object-fit: cover;
  width: 100%;
}

.lifestyle-points {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.lifestyle-point {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  background: var(--glass);
  border: 1px solid var(--glass-border);
}

.lifestyle-point-icon {
  width: 44px;
  height: 44px;
  background: var(--gradient-aqua);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.lifestyle-point h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: 0.25rem;
}

.lifestyle-point p {
  font-size: 0.85rem;
  color: var(--text);
}

/* ─── Promo ─── */
.promo-section { padding: 3rem 0; }

.promo-banners {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .promo-banners { grid-template-columns: repeat(3, 1fr); }
}

.promo-banner {
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.promo-banner-1 {
  background: linear-gradient(135deg, rgba(52,152,219,0.15), rgba(255,255,255,0.04));
  border: 1px solid var(--glass-border);
}

.promo-banner-2 {
  background: linear-gradient(135deg, #1e2d45 0%, #111827 100%);
  color: var(--text-on-dark);
}

.promo-banner-3 {
  background: linear-gradient(135deg, rgba(52,152,219,0.12), rgba(255,255,255,0.04));
  border: 1px solid var(--glass-border);
}

.promo-badge {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  background: var(--gradient-aqua);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.75rem;
  width: fit-content;
}

.promo-banner-2 .promo-badge {
  background: rgba(255,255,255,0.15);
  color: var(--cyan);
}

.promo-banner h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--heading);
}

.promo-banner-2 h3 { color: var(--text-on-dark); }

.promo-banner p {
  font-size: 0.875rem;
  color: var(--text);
}

.promo-banner-2 p { color: rgba(255,255,255,0.88); }

/* ─── Testimonials ─── */
.testimonials-section {
  background: var(--gradient-hero);
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 0.5rem 0 1.5rem;
  scrollbar-width: none;
}

.testimonials-track::-webkit-scrollbar { display: none; }

.testimonial-card {
  flex: 0 0 min(320px, 85vw);
  scroll-snap-align: start;
  padding: 2rem;
  border-radius: var(--radius-lg);
  background: var(--glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
}

.testimonial-stars {
  color: var(--aqua-dark);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.testimonial-card blockquote {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  font-style: normal;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-aqua);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.85rem;
  color: #ffffff;
}

.testimonial-author strong {
  display: block;
  font-size: 0.9rem;
  color: var(--heading);
}

.testimonial-author span {
  font-size: 0.8rem;
  color: var(--text);
}

.testimonial-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.testimonial-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.testimonial-dot.active {
  background: var(--brand-blue);
  width: 24px;
  border-radius: 4px;
}

/* ─── FAQ ─── */
.faq-section { background: var(--bg-alt); }

.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.faq-question {
  width: 100%;
  padding: 1.5rem 0;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 600;
  color: var(--heading);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--brand-blue);
  flex-shrink: 0;
  transition: var(--transition);
}

.faq-item.open .faq-icon {
  background: var(--gradient-aqua);
  color: #fff;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer-inner {
  padding-bottom: 1.5rem;
  font-size: 0.925rem;
  color: var(--text);
  line-height: 1.7;
}

/* ─── Final CTA ─── */
.final-cta {
  background: var(--bg-deep);
  color: var(--text-on-dark);
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: 6rem 0;
}

.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(52,152,219,0.12) 0%, transparent 60%);
  pointer-events: none;
}

.final-cta .section-title { color: var(--text-on-dark); margin-bottom: 1rem; }
.final-cta .section-desc { color: rgba(255,255,255,0.88); margin: 0 auto 2.5rem; }

.final-cta-products {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.final-product-mini {
  width: 60px;
  height: 100px;
  background: linear-gradient(180deg, rgba(255,255,255,0.9), rgba(125,211,252,0.3));
  border-radius: 12px 12px 4px 4px;
  border: 1px solid rgba(255,255,255,0.3);
  animation: float-product 4s ease-in-out infinite;
}

.final-product-mini:nth-child(2) { animation-delay: 0.5s; }
.final-product-mini:nth-child(3) { animation-delay: 1s; }

/* ─── Footer ─── */
.footer {
  background: #0a1a2e;
  color: rgba(255, 255, 255, 0.82);
  padding: 4rem 0 2rem;
  font-size: 0.875rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer .logo { color: var(--heading); margin-bottom: 1rem; }
.footer .logo span { color: var(--cyan); }

.footer-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  max-width: 280px;
  color: rgba(255, 255, 255, 0.82);
}

.footer h4 {
  color: var(--heading);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { color: rgba(255, 255, 255, 0.82); }
.footer-links a:hover { color: var(--cyan); }

.footer-contact p { margin-bottom: 0.35rem; color: rgba(255, 255, 255, 0.82); }
.footer-contact a { color: var(--cyan); }
.footer-contact a:hover { color: var(--heading); }

.footer-disclaimer {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.62);
  line-height: 1.6;
}

.footer-copy {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.62);
}

/* ─── Sticky Mobile CTA ─── */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 900;
  padding: 0.75rem 1.25rem calc(0.75rem + env(safe-area-inset-bottom));
  background: rgba(10, 14, 23, 0.95);
  backdrop-filter: blur(16px);
  border-top: 1px solid rgba(255,255,255,0.08);
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.sticky-cta.visible { transform: translateY(0); }

.sticky-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 1200px;
  margin: 0 auto;
}

.sticky-cta-text {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--heading);
  line-height: 1.3;
}

.sticky-cta-text span {
  display: block;
  font-weight: 400;
  color: var(--text);
  font-size: 0.75rem;
}

.sticky-cta .btn {
  padding: 0.75rem 1.25rem;
  font-size: 0.85rem;
  flex-shrink: 0;
}

@media (min-width: 1024px) {
  .sticky-cta { display: none; }
}

/* ─── Animations ─── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ─── Subpages ─── */
.page-hero {
  padding: calc(var(--header-h) + 3rem) 0 3rem;
  background: var(--gradient-hero);
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  color: var(--heading);
  margin-bottom: 0.75rem;
}

.page-hero p {
  color: var(--text);
  max-width: 560px;
  margin: 0 auto;
}

.legal-content {
  max-width: 760px;
  margin: 0 auto 4rem;
  padding: 0 1.25rem;
}

.legal-content h2 {
  font-size: 1.25rem;
  color: var(--heading);
  margin: 2rem 0 0.75rem;
}

.legal-content h2:first-child { margin-top: 0; }

.legal-content p,
.legal-content li {
  color: var(--text);
  font-size: 0.925rem;
  margin-bottom: 0.75rem;
}

.legal-content a {
  color: var(--brand-blue);
  font-weight: 600;
}

.legal-content ul { padding-left: 1.25rem; list-style: disc; }

.product-detail {
  padding: calc(var(--header-h) + 2rem) 0 4rem;
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}

@media (min-width: 1024px) {
  .product-detail-grid { grid-template-columns: 1fr 1fr; }
}

.product-detail-visual {
  display: flex;
  justify-content: center;
  padding: 3rem;
  border-radius: var(--radius-xl);
  background: var(--gradient-hero);
}

.product-detail-visual .product-bottle {
  width: 140px;
  height: 240px;
}

.product-detail-info h1 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: 0.5rem;
}

.product-detail-info p {
  color: var(--text);
  line-height: 1.7;
}

.product-detail-price {
  font-family: var(--font-head);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--heading);
  margin: 1.5rem 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  max-width: 800px;
  margin: 0 auto 3rem;
}

@media (min-width: 640px) {
  .contact-grid { grid-template-columns: repeat(3, 1fr); }
}

.contact-card {
  padding: 1.75rem;
  border-radius: var(--radius-md);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  text-align: center;
}

.contact-card h3 {
  font-size: 0.95rem;
  color: var(--heading);
  margin-bottom: 0.5rem;
}

.contact-card p { font-size: 0.875rem; color: var(--text); }
.contact-card a { color: var(--cyan); font-weight: 600; }

.form-control {
  width: 100%;
  padding: 1rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--bg-card);
  color: var(--heading);
  margin-bottom: 1rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--aqua);
  box-shadow: 0 0 0 3px rgba(94,196,232,0.15);
}