:root {
  --purple: #5d2a82;
  --teal: #C0271B;
  --gold: #f3c60d;
  --orange: #f26f3f;
  --black: #000;
  --dark: #232323;
  --soft-dark: #303030;
  --white: #fff;
  --text: #2c2c2c;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Jost", Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  font-size: 22px;
  line-height: 1.45;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--purple);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.28);
}

.nav {
  min-height: 79px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  gap: 24px;
}

.logo {
  color: var(--white);
  font-size: 39px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 44px;
}

.nav-links a:not(.btn) {
  color: var(--white);
  font-size: 24px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.nav-icon {
  color: var(--white);
  font-size: 34px;
  font-weight: 700;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  border-radius: 999px;
  border: 2px solid transparent;
  padding: 12px 25px;
  font-weight: 800;
  text-align: center;
  line-height: 1.12;
  box-shadow: 0 4px 7px rgba(0, 0, 0, 0.24);
  transition: transform 0.2s ease, filter 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.04);
  box-shadow: 0 7px 14px rgba(0, 0, 0, 0.25);
}

.btn-primary {
  background: var(--teal);
  color: var(--white);
}

.btn-outline {
  background: var(--teal);
  border-color: var(--teal);
  color: var(--white);
  box-shadow: 0 4px 7px rgba(0, 0, 0, 0.24);
}

.btn-danger {
  background: var(--teal);
  color: var(--white);
}

.btn-large {
  font-size: 25px;
  min-height: 62px;
  padding: 14px 28px;
  text-transform: uppercase;
}

.nav-cta {
  min-width: 238px;
  font-size: 24px;
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 42px;
  border: 0;
  background: transparent;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  height: 3px;
  margin: 6px 0;
  background: var(--white);
}

.section-white {
  background: var(--white);
  padding: 34px 32px 22px;
}

.hero {
  min-height: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 30px 32px 28px;
}

.split {
  width: min(1210px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 39% 61%;
  align-items: center;
  gap: 30px;
}

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

.image-wrap img {
  width: 100%;
}

.small-product img {
  max-width: 360px;
}

.guarantee-content {
  padding-top: 52px;
}

.guarantee-badge-wrap {
  min-height: 330px;
  align-items: center;
}

.guarantee-badge-image {
  width: min(380px, 90vw);
}

.center-copy {
  text-align: center;
}

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

h1 {
  color: #202020;
  font-size: 49px;
  line-height: 1.1;
  font-weight: 800;
  margin-bottom: 14px;
}

.product-title {
  color: #202020;
  font-size: 42px;
  line-height: 1.1;
  font-weight: 800;
  margin: 0 0 14px;
}

.hero-subtitle {
  width: min(1050px, 100%);
  margin: 0 auto 24px;
  padding: 0;
  background: transparent;
  color: #202020;
  font-family: "Poppins", "Jost", Arial, sans-serif;
  font-size: clamp(32px, 3vw, 42px);
  line-height: 1.18;
  font-weight: 700;
  text-align: center;
}

.hero .image-wrap img {
  max-height: 430px;
  object-fit: contain;
}

.headline-light,
.headline-highlight {
  font-family: inherit;
}

.headline-highlight {
  color: var(--purple);
}

.editor-note {
  background: #f4f4f4;
  padding: 24px 8%;
  text-align: center;
}

.editor-note p {
  max-width: 980px;
  margin: 0 auto;
  font-size: 23px;
}

.summary-box {
  background: #fff;
  padding: 38px 8%;
}

.summary-box h2 {
  text-align: center;
  margin-bottom: 24px;
  color: var(--purple);
}

.summary-grid {
  max-width: 950px;
  margin: 0 auto;
  border: 2px solid #e5e5e5;
  border-radius: 6px;
  overflow: hidden;
}

.summary-grid div {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 18px;
  padding: 16px 22px;
  border-bottom: 1px solid #e5e5e5;
  font-size: 22px;
}

.summary-grid div:last-child {
  border-bottom: 0;
}

.summary-grid strong {
  color: var(--purple);
}

.pros-cons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  background: #fff;
  padding: 40px 8%;
}

.pros-card,
.cons-card {
  border: 2px solid #e5e5e5;
  border-radius: 6px;
  padding: 28px;
}

.pros-card h3,
.cons-card h3 {
  color: var(--purple);
  margin-bottom: 18px;
}

.pros-card ul,
.cons-card ul {
  margin: 0;
  padding-left: 24px;
}

.pros-card li,
.cons-card li {
  font-size: 23px;
  margin: 10px 0;
}

.comparison-table-wrap {
  background: #fff;
  padding: 40px 6%;
}

.comparison-table {
  width: min(1080px, 100%);
  margin: 0 auto;
  border-collapse: collapse;
  border: 2px solid #e5e5e5;
  font-size: 23px;
}

.comparison-table th {
  background: var(--purple);
  color: #fff;
  font-size: 26px;
  padding: 18px;
}

.comparison-table td {
  width: 50%;
  padding: 18px 22px;
  border: 1px solid #e5e5e5;
  vertical-align: top;
}

.comparison-table td:first-child {
  font-weight: 600;
  color: var(--purple);
}

h2 {
  font-size: 43px;
  line-height: 1.15;
  font-weight: 800;
  margin: 0;
}

h3 {
  font-size: 29px;
  line-height: 1.12;
  font-weight: 800;
}

.center-copy p {
  font-size: 25px;
  margin-bottom: 28px;
}

.hero .center-copy p {
  font-size: 23px;
  line-height: 1.4;
  margin-bottom: 16px;
}

.hero .check-list {
  margin-bottom: 14px;
}

.hero .check-list li {
  font-size: 22px;
  line-height: 1.35;
}

.offer-line {
  font-weight: 500;
}

.align-center {
  text-align: center;
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 0 auto 18px;
  max-width: 680px;
  text-align: left;
}

.check-list li {
  font-size: 24px;
  font-weight: 600;
  margin: 3px 0;
}

.check-icon {
  color: #AAD17C;
  font-weight: 900;
  margin-right: 6px;
}

.button-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

.trust-info {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: fit-content;
  margin: 0 auto;
  min-height: 50px;
  padding: 12px 30px;
  border: 2px solid #111;
  border-radius: 999px;
  background: transparent;
  color: #111;
  font-size: 19px;
  line-height: 1.35;
  font-weight: 800;
  text-align: center;
  text-transform: uppercase;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.14);
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.trust-info:hover {
  background: #111;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 7px 16px rgba(0, 0, 0, 0.2);
}

.button-row.single {
  margin-top: 22px;
}

.band {
  text-align: center;
  padding: 18px 18px 20px;
}

.band.purple {
  background: var(--purple);
  color: var(--white);
}

.headline-band {
  background: var(--purple);
  color: var(--white);
  text-align: center;
  padding: 16px 8%;
}

.headline-band h2 {
  font-family: "Poppins", "Jost", Arial, sans-serif;
  font-size: clamp(32px, 3.8vw, 50px);
  line-height: 1.14;
  font-weight: 700;
}

.section-title {
  background: var(--white);
  color: #202020;
  text-align: center;
  padding: 34px 18px 24px;
}

.section-title h2 {
  display: inline-block;
  position: relative;
  color: #202020;
}

.section-title h2::after {
  content: "";
  display: block;
  width: 86px;
  height: 4px;
  margin: 14px auto 0;
  border-radius: 999px;
  background: var(--purple);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  padding-top: 18px;
}

.trust-card {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.trust-card img {
  width: 100%;
  height: 220px;
  object-fit: contain;
  border-radius: 3px;
}

.trust-card .fda-badge {
  width: 100%;
  height: 220px;
  margin: 0 auto;
}

.trust-card h3 {
  margin: 18px 0 8px;
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.trust-card p {
  font-size: 20px;
}

.reviews {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  background: #f7f7f8;
  padding: 34px 6% 46px;
}

.review-card {
  background: var(--white);
  color: #252525;
  text-align: center;
  padding: 34px 30px 32px;
  min-height: auto;
  border: 1px solid #ece8f1;
  border-radius: 8px;
  box-shadow: 0 10px 28px rgba(31, 21, 41, 0.1);
}

.review-card img {
  width: 160px;
  height: 160px;
  margin: 0 auto 18px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid #f2edf7;
}

.verified {
  color: #4f9d5d;
  font-size: 16px;
  line-height: 1.2;
  font-weight: 800;
  margin-bottom: 10px;
}

.stars {
  color: #f5bd21;
  font-size: 22px;
  letter-spacing: 2px;
  line-height: 1;
  margin-bottom: 18px;
}

.review-card strong {
  display: block;
  color: #6f6f76;
  font-size: 18px;
  line-height: 1.25;
  font-weight: 700;
}

.review-card blockquote {
  color: #2c2c2c;
  font-size: 21px;
  line-height: 1.5;
  margin: 0 0 24px;
}

.copy-block {
  padding: 34px 9%;
  background: var(--white);
  text-align: left;
}

.copy-block p,
.copy-block li {
  font-size: 25px;
}

.copy-block h2 {
  font-size: 32px;
  margin: 16px 0 10px;
}

.how-cards {
  background: var(--white);
  padding: 30px 6% 42px;
}

.how-intro,
.how-outro {
  max-width: 980px;
  margin: 0 auto 26px;
  text-align: center;
  font-size: 24px;
  line-height: 1.45;
}

.how-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(260px, 1fr));
  gap: 22px;
  max-width: 1080px;
  margin: 0 auto 26px;
}

.how-card {
  position: relative;
  padding: 28px 28px 26px;
  border: 1px solid #e8e1ee;
  border-radius: 8px;
  background: #fbf9fd;
  box-shadow: 0 8px 22px rgba(93, 42, 130, 0.08);
}

.how-number {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 14px;
  border-radius: 50%;
  background: var(--purple);
  color: var(--white);
  font-weight: 900;
  font-size: 22px;
}

.how-card h3 {
  color: #202020;
  font-size: 27px;
  line-height: 1.15;
  margin: 0 0 12px;
}

.how-card p {
  font-size: 22px;
  line-height: 1.42;
  margin: 0;
}

.how-outro {
  margin-bottom: 0;
}

.pricing {
  display: grid;
  grid-template-columns: repeat(3, minmax(220px, 320px));
  justify-content: center;
  gap: 26px;
  background: var(--dark);
  padding: 42px 6%;
  align-items: start;
}

.pricing a {
  display: block;
  width: 100%;
  border-radius: 6px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pricing a:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.28);
}

.pricing img {
  width: 100%;
  max-height: 760px;
  object-fit: contain;
  border-radius: 4px;
}

.pricing-single {
  grid-template-columns: minmax(280px, 720px);
  background: var(--white);
  padding: 26px 6% 40px;
}

.pricing-single a {
  max-width: 720px;
  margin: 0 auto;
}

.pricing-single img {
  max-height: none;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.16);
}

.official-pricing {
  grid-template-columns: repeat(3, minmax(220px, 320px));
  background: var(--white);
  padding: 34px 6% 44px;
}

.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 28px 20px 24px;
  background: #fff;
  border: 2px solid #e4e4e4;
  border-radius: 8px;
  color: #202020;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.price-card:hover {
  transform: translateY(-4px);
  border-color: var(--purple);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.18);
}

.price-card.featured {
  border-color: var(--purple);
  transform: scale(1.04);
}

.price-card.featured:hover {
  transform: scale(1.04) translateY(-4px);
}

.best-value {
  position: absolute;
  top: -16px;
  padding: 6px 18px;
  border-radius: 999px;
  background: var(--purple);
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  text-transform: uppercase;
}

.supply {
  font-size: 27px;
  font-weight: 900;
  text-transform: uppercase;
}

.discount {
  color: var(--purple);
  font-size: 21px;
  font-weight: 800;
}

.bottle-price {
  font-size: 58px;
  line-height: 1;
  font-weight: 900;
}

.per-bottle,
.shipping,
.guarantee {
  font-size: 20px;
  font-weight: 700;
}

.total-price {
  font-size: 26px;
  font-weight: 900;
}

.total-price del {
  color: #777;
  margin-right: 8px;
}

.cta-strip {
  background: var(--white);
  color: var(--black);
  text-align: center;
  padding: 34px 24px 40px;
  max-width: 1040px;
  margin: 0 auto;
}

.cta-strip p {
  font-size: 27px;
  line-height: 1.45;
  font-weight: 500;
  margin: 0 0 14px;
}

.cta-strip .price-lines {
  font-size: 31px;
  line-height: 1.45;
  margin: 16px 0;
}

.cta-strip .price-lines strong {
  font-weight: 800;
  color: #202020;
}

.cta-strip .btn {
  margin: 12px auto 0;
  display: flex;
  width: fit-content;
}

.pricing-trust-line {
  color: #7A7A7A;
  text-align: center;
  font-size: 18px !important;
  line-height: 1.35;
  font-weight: 500 !important;
  margin: 12px 0 0 !important;
}

.black-text {
  color: var(--black);
}

.rating-image {
  width: min(560px, 100%);
  margin: 8px auto 26px;
  background: #fff;
}

.image-center {
  padding: 38px 24px;
  display: flex;
  justify-content: center;
}

.ingredients {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 38px 7%;
}

.ingredients article {
  border: 2px solid #dedede;
  border-radius: 6px;
  padding: 24px;
  text-align: center;
  background: #fff;
}

.ingredients p {
  font-size: 21px;
}

.warning {
  padding: 24px 9%;
  text-align: center;
  background: #fff;
}

.warning::before,
.warning::after {
  content: "";
  display: block;
  height: 1px;
  background: #c9c9c9;
}

.warning p {
  font-size: 28px;
  font-weight: 800;
  margin: 22px 0;
}

.faq {
  padding: 34px 8%;
}

.faq-item {
  margin-bottom: 16px;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid #e6e6e6;
  background: #fff;
}

.faq-item button {
  width: 100%;
  padding: 24px 30px;
  border: 0;
  background: #fff;
  color: #111;
  font-family: inherit;
  font-size: 28px;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
  position: relative;
}

.faq-item button::after {
  content: "\2304";
  position: absolute;
  right: 24px;
  top: 23px;
  font-size: 30px;
  transition: transform 0.2s ease;
}

.faq-item.active button::after {
  transform: rotate(180deg);
}

.faq-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.24s ease;
}

.faq-panel p {
  padding: 0 30px 26px;
  font-size: 22px;
}

.checkout {
  display: flex;
  justify-content: center;
  padding: 22px 24px 42px;
}

.checkout img {
  max-width: 620px;
  width: 100%;
}

.final-offer {
  text-align: center;
  padding: 28px 24px 16px;
}

.final-offer img {
  margin: 0 auto;
  max-width: 370px;
}

.final-offer p {
  font-size: 32px;
  margin-top: 10px;
}

.price-banner {
  background: var(--purple);
  color: var(--white);
  text-align: center;
  padding: 36px 20px 42px;
}

.price-banner p {
  font-size: 43px;
  font-weight: 800;
  margin-bottom: 18px;
}

.scientific-references {
  background: #eeeeee;
  padding: 34px 28px 30px;
  text-align: center;
}

.scientific-references h2 {
  color: var(--purple);
  font-size: 42px;
  line-height: 1.2;
  margin: 0 0 22px;
}

.research-badges {
  display: grid;
  grid-template-columns: repeat(4, 168px);
  justify-content: center;
  gap: 24px;
  margin: 0 auto 20px;
}

.research-badges img {
  width: 100%;
  max-width: 168px;
  margin: 0 auto;
}

.references-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(260px, 520px));
  justify-content: center;
  gap: 22px;
  max-width: 1080px;
  margin: 0 auto;
}

.references-grid p {
  font-size: 14px;
  line-height: 1.35;
  margin: 0 0 12px;
  color: #202020;
}

.references-grid a {
  color: #1a0dab;
  text-decoration: underline;
}

.disclaimer {
  background: var(--soft-dark);
  color: var(--white);
  text-align: center;
  padding: 28px 28px 26px;
}

.disclaimer p {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  line-height: 1.45;
  max-width: 1180px;
  margin: 0 auto 16px;
}

.disclaimer a {
  color: var(--white);
  text-decoration: underline;
}

.about-hero {
  background: linear-gradient(180deg, #fbf9fd 0%, #ffffff 100%);
  text-align: center;
  padding: 70px 7% 42px;
}

.about-eyebrow {
  color: var(--purple);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.about-hero h1 {
  font-family: "Poppins", "Jost", Arial, sans-serif;
  font-size: clamp(42px, 5vw, 68px);
  color: #202020;
  margin-bottom: 18px;
}

.about-hero p {
  max-width: 900px;
  margin: 0 auto;
  font-size: 25px;
  line-height: 1.45;
}

.about-page {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
  background: #f7f7f8;
  width: min(1180px, calc(100% - 48px));
  padding: 52px 0 64px;
  margin: 0 auto;
}

.about-card {
  background: var(--white);
  border: 1px solid #ece8f1;
  border-radius: 8px;
  padding: 42px 36px;
  text-align: center;
  box-shadow: 0 10px 28px rgba(31, 21, 41, 0.09);
}

.about-card h2 {
  color: var(--purple);
  font-size: 32px;
  margin-bottom: 16px;
}

.about-card p {
  font-size: 22px;
  line-height: 1.48;
  margin-bottom: 14px;
}

.about-profile,
.contact-list {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid #ece8f1;
}

.about-profile p,
.contact-list p {
  margin-bottom: 12px;
}

.contact-page {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  max-width: 1040px;
  margin: 0 auto;
  padding: 52px 7% 64px;
}

.contact-main-card {
  min-height: 100%;
}

.legal-page {
  background: #f7f7f8;
}

.legal-hero {
  background: linear-gradient(180deg, #fbf9fd 0%, #ffffff 100%);
  text-align: center;
  padding: 66px 24px 34px;
}

.legal-hero h1 {
  font-family: "Poppins", "Jost", Arial, sans-serif;
  color: #202020;
  font-size: clamp(42px, 5vw, 66px);
  margin-bottom: 14px;
}

.legal-hero p {
  max-width: 760px;
  margin: 0 auto;
  color: #5e5e66;
  font-size: 22px;
}

.legal-content {
  max-width: 980px;
  margin: 44px auto 56px;
  padding: 44px 54px 52px;
  background: var(--white);
  border: 1px solid #ece8f1;
  border-radius: 8px;
  box-shadow: 0 10px 28px rgba(31, 21, 41, 0.09);
}

.legal-content h2 {
  color: var(--purple);
  font-size: 30px;
  margin: 28px 0 10px;
}

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

.legal-content p {
  color: #2f2f35;
  font-size: 21px;
  line-height: 1.58;
  margin-bottom: 18px;
}

.footer {
  background: #222;
  color: var(--white);
  text-align: center;
  padding: 34px 20px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 34px;
  margin-bottom: 18px;
}

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

.footer p a {
  color: var(--teal);
}

.scroll-top {
  position: fixed;
  right: 28px;
  bottom: 26px;
  width: 60px;
  height: 60px;
  border: 2px solid var(--white);
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.25);
  color: var(--white);
  display: grid;
  place-items: center;
  font-size: 46px;
  line-height: 1;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, background 0.2s ease;
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1024px) {
  body {
    font-size: 20px;
  }

  .nav {
    padding: 0 24px;
  }

  .nav-links {
    gap: 20px;
  }

  .nav-links a:not(.btn) {
    font-size: 21px;
  }

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

  .hero {
    min-height: auto;
  }

  .reviews,
  .pricing,
  .ingredients,
  .pros-cons,
  .how-grid {
    grid-template-columns: 1fr;
  }

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

  .research-badges {
    grid-template-columns: repeat(2, 168px);
  }

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

  .about-page {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .site-header {
    position: relative;
  }

  .nav {
    min-height: 72px;
    padding: 0 18px;
    flex-wrap: wrap;
  }

  .logo {
    font-size: 35px;
  }

  .menu-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 0 18px;
  }

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

  .nav-links a {
    padding: 12px 0;
  }

  .nav-cta {
    margin-top: 10px;
    width: 100%;
  }

  .section-white {
    padding: 26px 18px;
  }

  .hero {
    padding: 24px 18px 26px;
  }

  h1 {
    font-size: 42px;
  }

  h2 {
    font-size: 34px;
  }

  .scientific-references {
    padding: 28px 18px 24px;
  }

  .scientific-references h2 {
    font-size: 32px;
  }

  .research-badges {
    grid-template-columns: repeat(2, minmax(120px, 168px));
    gap: 16px;
  }

  .references-grid p,
  .disclaimer p {
    font-size: 14px;
  }

  .hero-subtitle {
    width: 100%;
    margin: 0 auto 20px;
    padding: 0;
    font-size: 28px;
  }

  .about-hero {
    padding: 46px 24px 32px;
  }

  .about-hero p,
  .about-card p,
  .legal-content p {
    font-size: 20px;
  }

  .about-page {
    width: calc(100% - 32px);
    padding: 34px 0 46px;
  }

  .contact-page {
    padding: 34px 24px 46px;
  }

  .legal-hero {
    padding: 44px 18px 28px;
  }

  .legal-hero p {
    font-size: 19px;
  }

  .legal-content {
    width: calc(100% - 32px);
    margin: 30px auto 44px;
    padding: 30px 24px 38px;
  }

  .legal-content h2 {
    font-size: 26px;
  }

  .about-card {
    padding: 30px 24px;
  }

  .center-copy p,
  .copy-block p,
  .copy-block li,
  .how-intro,
  .how-outro,
  .how-card p {
    font-size: 21px;
  }

  .how-card {
    padding: 24px 22px;
  }

  .how-card h3 {
    font-size: 24px;
  }

  .editor-note p,
  .summary-grid div,
  .pros-card li,
  .cons-card li,
  .comparison-table {
    font-size: 20px;
  }

  .summary-grid div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

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

  .review-card {
    min-height: auto;
    padding: 28px 24px;
  }

  .review-card blockquote {
    font-size: 22px;
    margin: 28px 0;
  }

  .faq {
    padding: 24px 18px;
  }

  .faq-item button {
    font-size: 23px;
    padding-right: 54px;
  }

  .price-banner p {
    font-size: 34px;
  }

  .footer-links {
    flex-direction: column;
    gap: 12px;
  }
}