:root {
  --color-primary: #13ACBC;
  --color-primary-dark: #154E86;
  --color-primary-light: #1CCDDD;
  --color-ink: #10263F;
  --color-ink-soft: #4B627A;
  --color-surface: #FFFFFF;
  --color-soft: #EAF6FA;
  --color-soft-strong: #DCEEF4;
  --color-border: rgba(21, 78, 134, 0.18);
  --color-shadow: rgba(12, 37, 63, 0.16);
  --color-dark-bg: #184B76;
  --color-dark-bg-2: #0E2F4F;
  --font-body: 'Poppins', sans-serif;
  --font-display: 'Poppins', sans-serif;
  --container-max: 1250px;
  --container-padding: 1.25rem;
  --radius-sm: 0.875rem;
  --radius-md: 1.25rem;
  --radius-lg: 1.75rem;
  --radius-xl: 2rem;
  --radius-pill: 999px;
  --shadow-sm: 0 10px 24px rgba(12, 37, 63, 0.08);
  --shadow-md: 0 22px 48px rgba(12, 37, 63, 0.12);
  --shadow-lg: 0 28px 64px rgba(12, 37, 63, 0.18);
  --transition-base: 220ms ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--color-ink);
  background: #fff;
  line-height: 1.5;
}

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

picture {
  display: block;
}

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

button {
  font: inherit;
  border: 0;
  background: none;
  cursor: pointer;
}

ul {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

p {
  color: var(--color-ink-soft);
}

.container {
  width: min(100%, var(--container-max));
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: 5rem 0;
}

.topbar {
  position: relative;
  z-index: 10;
  background: linear-gradient(90deg, var(--color-primary-dark), #245889);
  color: #fff;
}

.topbar-inner {
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.topbar p,
.topbar-link {
  color: rgba(255, 255, 255, 0.94);
  font-size: 0.9rem;
}

.topbar-button {
  min-height: 38px;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
  font-weight: 700;
}

.hero,
.problem-section,
.solution-section,
.audience-section,
.authority-section,
.urgency-section {
  position: relative;
  overflow: hidden;
}

.problem-section::before,
.solution-section::before,
.audience-section::before,
.authority-section::before,
.urgency-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('../img/backgraund-bolinhas-cinzas.png');
  background-image: -webkit-image-set(
    url('../img/backgraund-bolinhas-cinzas.webp') type('image/webp') 1x,
    url('../img/backgraund-bolinhas-cinzas.png') type('image/png') 1x
  );
  background-image: image-set(
    url('../img/backgraund-bolinhas-cinzas.webp') type('image/webp') 1x,
    url('../img/backgraund-bolinhas-cinzas.png') type('image/png') 1x
  );
  background-repeat: no-repeat;
  background-position: top right;
  background-size: 1080px;
  opacity: 1;
  pointer-events: none;
  z-index: 0;
}

.hero > *,
.problem-section > *,
.solution-section > *,
.audience-section > *,
.authority-section > *,
.urgency-section > * {
  position: relative;
  z-index: 1;
}

.hero {
  padding: 2.75rem 0 6rem;
  background: url('../img/background-top-desktop.jpg') center center / cover no-repeat;
  background-image: -webkit-image-set(
    url('../img/background-top-desktop.webp') type('image/webp') 1x,
    url('../img/background-top-desktop.jpg') type('image/jpeg') 1x
  );
  background-image: image-set(
    url('../img/background-top-desktop.webp') type('image/webp') 1x,
    url('../img/background-top-desktop.jpg') type('image/jpeg') 1x
  );
}

.hero-grid,
.use-layout,
.solution-grid,
.science-grid,
.offer-shell {
  display: grid;
  gap: 2rem;
}

.hero-grid {
  align-items: center;
}

.hero-logo {
  width: min(220px, 54vw);
  margin-bottom: 1.5rem;
}

.hero-kicker {
  margin-bottom: 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.7rem);
  font-style: italic;
  font-weight: 600;
  line-height: 120%;
  color: #1986d6;
  text-transform: uppercase;
}

.hero-lead {
  margin-bottom: 0.65rem;
  max-width: 30rem;
  font-size: clamp(1.02rem, 1.7vw, 1.35rem);
  font-weight: 500;
  line-height: 130%;
  color: var(--color-ink);
}

.hero-title {
  max-width: 22rem;
  margin-bottom: 1rem;
  font-size: clamp(1.02rem, 1.7vw, 1.45rem);
  font-weight: 700;
  color: #1986d6;
}

.hero-subtitle {
  max-width: 32rem;
  margin-bottom: 1.6rem;
  font-size: clamp(1.02rem, 1.7vw, 1.35rem);
  font-weight: 500;
  line-height: 130%;
}

.hero-treatment {
  width: min(100%, 30rem);
  padding: 0.15rem 0 0;
  background: none;
}

.hero-treatment p,
.hero-treatment span {
  font-weight: 500;
}

.hero-treatment p {
  color: var(--color-ink);
  text-align: left;
}

.hero-treatment-count {
  margin-bottom: 0.45rem;
  font-size: 1rem;
  color: var(--color-primary-dark);
}

.hero-treatment-label {
  margin-bottom: 0.55rem;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(16, 38, 63, 0.72);
}

.hero-treatment-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.hero-treatment-pill {
  display: inline-flex;
  align-items: center;
  max-width: max-content;
  padding: 0.42rem 0.85rem;
  border-radius: var(--radius-pill);
  background: rgba(117, 126, 134, 0.7);
  font-size: 0.88rem;
  line-height: 1.2;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.96);
}

.hero-treatment-note {
  margin-top: 0.65rem;
  color: var(--color-ink-soft);
}

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

.hero-visual {
  width: min(100%, 760px);
  max-width: 100%;
  justify-self: end;
  overflow: hidden;
}

.hero-packshot {
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: right center;
}

.use-section {
  padding-top: 1rem;
  background: #fff;
}

.use-layout {
  align-items: center;
}

.use-copy h2 {
  margin-bottom: 0;
  font-size: clamp(2.7rem, 4.4vw, 4rem);
  color: #1188d9;
  font-style: italic;
}

.use-subtitle {
  margin-bottom: 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.7vw, 2.5rem);
  font-style: italic;
  color: var(--color-ink-soft);
}

.use-highlight {
  margin-bottom: 1rem;
  font-size: 1.35rem;
  font-weight: 600;
  color: #1999e4;
}

.use-steps {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.use-steps p {
  max-width: 34rem;
  font-size: clamp(1rem, 1.35vw, 1.12rem);
}

.use-steps strong {
  color: #1188d9;
}

.use-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2;
}

.use-sachet-combo {
  width: min(100%, 450px);
  filter: drop-shadow(0 18px 34px rgba(12, 37, 63, 0.18));
}

.section-header {
  max-width: 900px;
  margin: 0 auto 2rem;
  text-align: center;
}

.section-header h2 {
  margin-bottom: 0.75rem;
  font-size: clamp(2.4rem, 5vw, 4.1rem);
  color: var(--color-ink);
}

.section-header p {
  font-size: clamp(1.25rem, 1.35vw, 1.25rem);
}

.section-header p + p {
  margin-top: 0.9rem;
}

.section-header-light h2,
.section-header-light p {
  color: #fff;
}

.problem-section {
  background: linear-gradient(180deg, #ecf7fb 0%, #eef8fb 100%);
}

.problem-section .section-header p {
  max-width: 42rem;
  margin-inline: auto;
}

.problem-photo {
  width: min(100%, 1080px);
  margin: 0 auto 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.problem-factors {
  display: grid;
  gap: 1.25rem;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto 5rem;
  padding: 1.75rem 2rem;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-lg);
}

.problem-factors > div {
  padding-left: 1.5rem;
}

.problem-factors h3 {
  margin-bottom: 0.75rem;
  font-size: clamp(1.8rem, 2.6vw, 3rem);
  color: #1286d7;
  font-style: italic;
}

.problem-factors-list {
  display: grid;
  gap: 0.45rem;
}

.problem-factors-list li {
  position: relative;
  padding-left: 1rem;
  font-size: 1.02rem;
  color: var(--color-ink-soft);
}

.problem-factors-list li::before {
  content: '-';
  position: absolute;
  left: 0;
}

.problem-callout {
  max-width: 22rem;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2vw, 1.5rem);
  font-weight: 400;
  font-style: italic;
  color: #4e91c9;
}

.before-after-shell {
  text-align: center;
}

.before-after-shell h3 {
  margin-bottom: 2rem;
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--color-ink);
}

.before-after-track {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 1.2rem;
  max-width: 1140px;
  margin: 0 auto;
}

.before-after-viewport {
  overflow: hidden;
  border-radius: 1.5rem;
  width: 100%;
  min-width: 0;
}

.before-after-slides {
  display: flex;
  width: 100%;
  transition: transform 320ms ease;
  will-change: transform;
}

.before-after-slide {
  flex: 0 0 100%;
  min-width: 100%;
}

.before-after-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.75rem;
  height: 3.75rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-sm);
  font-size: 3rem;
  line-height: 1;
  color: var(--color-ink);
}

.before-after-image {
  width: 100%;
}

.before-after-pagination {
  display: flex;
  justify-content: center;
  gap: 0.65rem;
  margin-top: 1.25rem;
}

.before-after-dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: rgba(21, 78, 134, 0.2);
  transition: transform var(--transition-base), background var(--transition-base);
}

.before-after-dot.is-active {
  background: var(--color-primary-dark);
  transform: scale(1.1);
}

.promo-section {
  background: #fff;
  padding-block: clamp(1.5rem, 3vw, 2.6rem);
  overflow: hidden;
}

.promo-shell {
  margin-top: 4rem;
  position: relative;
  display: block;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  padding-block: clamp(2rem, 4vw, 3.2rem);
  padding-inline: max(1.4rem, calc((100vw - 1180px) / 2 + 1.4rem));
  min-height: clamp(220px, 24vw, 320px);
  overflow: visible;
  isolation: isolate;
  background:
    radial-gradient(circle at 18% 24%, rgba(255, 255, 255, 0.18), transparent 24%),
    linear-gradient(92deg, #15598d 0%, #0f6fa6 42%, #18c6d4 100%);
}

.promo-shell::before {
  content: '';
  position: absolute;
  inset: -50% auto -3% 60%;
  width: min(58%, 520px);
  background-image: url('../img/backgraund-bolinhas-cinzas.png');
  background-image: -webkit-image-set(
    url('../img/backgraund-bolinhas-cinzas.webp') type('image/webp') 1x,
    url('../img/backgraund-bolinhas-cinzas.png') type('image/png') 1x
  );
  background-image: image-set(
    url('../img/backgraund-bolinhas-cinzas.webp') type('image/webp') 1x,
    url('../img/backgraund-bolinhas-cinzas.png') type('image/png') 1x
  );
  background-repeat: no-repeat;
  background-size: contain;
  background-position: 7vw 1vw;
  opacity: 0.22;
  transform: rotate(-58deg) scale(1.8);
  pointer-events: none;
  z-index: -1;
}

.promo-shell::after {
  content: '';
  position: absolute;
  inset: auto -8% -28% auto;
  width: min(42vw, 460px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.24), transparent 68%);
  pointer-events: none;
  z-index: -1;
}

.promo-copy {
  position: relative;
  z-index: 1;
  max-width: 34rem;
  /* padding-right: clamp(20rem, 34vw, 36rem); */
  color: #fff;
}

.promo-copy h2 {
  margin-bottom: 0.45rem;
  font-size: clamp(2.2rem, 4.2vw, 3.8rem);
  line-height: 1.02;
}

.promo-copy p {
  color: rgba(255, 255, 255, 0.96);
  font-size: clamp(1.2rem, 2.4vw, 2rem);
  line-height: 1.12;
}

.promo-product {
  position: absolute;
  z-index: 1;
  width: clamp(384px, 43vw, 630px);
  right: max(0.4rem, calc((100vw - 1180px) / 2 - 5rem));
  bottom: clamp(-1.6rem, -4.8vw, -4.8rem);
}

.promo-product-image {
  width: 100%;
}

.solution-section {
  background: #fff;
}

.solution-grid {
  align-items: center;
}

.solution-image-wrap {
  max-width: 660px;
  width: 100%;
  justify-self: center;
}

.solution-image {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.solution-benefits {
  display: grid;
  gap: 1rem;
}

.solution-pill {
  display: flex;
  align-items: center;
  min-height: 72px;
  padding: 1rem 1.4rem;
  border-radius: 1rem;
  background: linear-gradient(90deg, var(--color-primary-dark), var(--color-primary));
  color: #fff;
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.4vw, 1.35rem);
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

.section-cta {
  margin-top: 2rem;
  text-align: center;
}

.science-section,
.offer-section,
.final-cta,
.footer {
  position: relative;
  overflow: hidden;
}

.science-section::before,
.offer-section::before,
.final-cta::before,
.footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('../img/backgraund-bolinhas-cinzas.png');
  background-image: -webkit-image-set(
    url('../img/backgraund-bolinhas-cinzas.webp') type('image/webp') 1x,
    url('../img/backgraund-bolinhas-cinzas.png') type('image/png') 1x
  );
  background-image: image-set(
    url('../img/backgraund-bolinhas-cinzas.webp') type('image/webp') 1x,
    url('../img/backgraund-bolinhas-cinzas.png') type('image/png') 1x
  );
  background-repeat: no-repeat;
  background-size: cover;
  opacity: 0.14;
  pointer-events: none;
}

.offer-section::before,
.final-cta::before {
  background-position: center right;
  background-size: 1080px;
  opacity: 0.05;
}

.footer::before {
  background-size: 512px;
  background-position: bottom right;
  transform: scaleX(-1);
  transform-origin: center;
}

.audience-section::before {
  background-position: -10rem top;
}

.solution-section::before {
  background-position: -10rem top;
}

.science-section > *,
.offer-section > *,
.final-cta > *,
.footer > * {
  position: relative;
  z-index: 1;
}

.science-section {
  background: linear-gradient(135deg, var(--color-dark-bg), #245c89);
}

.science-grid {
  align-items: center;
}

.science-image {
  width: 100%;
  max-width: 540px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.science-copy h3 {
  margin-bottom: 1.25rem;
  font-size: clamp(2rem, 3.2vw, 3.35rem);
  color: #fff;
}

.science-pill-list {
  display: grid;
  gap: 1rem;
}

.science-pill {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  width: fit-content;
  max-width: 100%;
  padding: 0.55rem 1rem 0.55rem 0.55rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.84);
  color: var(--color-primary-dark);
  font-weight: 800;
  box-shadow: var(--shadow-sm);
}

.science-icon {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border-radius: 50%;
  object-fit: cover;
}

.audience-section {
  background: linear-gradient(180deg, #edf7fb 0%, #f3fbfd 100%);
}

.audience-grid {
  display: grid;
  gap: 1.5rem;
  max-width: 1080px;
  margin: 0 auto;
}

.audience-card {
  width: 100%;
  box-shadow: none;
}

.authority-section {
  background: #fff;
}

.authority-seals {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
  max-width: 860px;
  margin: 0 auto;
  justify-items: center;
}

.authority-seal {
  width: min(100%, 180px);
}

.offer-section {
  background: linear-gradient(135deg, var(--color-dark-bg-2), #235a87);
}

.offer-shell {
  align-items: start;
  gap: 1.5rem;
}

.offer-cards {
  display: grid;
  gap: 1rem;
}

.offer-copy h2 {
  margin-bottom: 1rem;
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: #fff;
}

.offer-copy p {
  max-width: 42rem;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1rem, 1.3vw, 1.15rem);
}

.offer-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.offer-point {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1rem;
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.92);
  font-weight: 700;
  text-align: center;
}

.offer-card {
  position: relative;
  width: 100%;
  min-width: 0;
  padding: 1.35rem 1.15rem 1.4rem;
  border-radius: 1.75rem;
  background: #fff;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
}

.offer-card-featured {
  background: linear-gradient(180deg, #ffffff 0%, #ecfbfd 100%);
  border: 2px solid rgba(19, 172, 188, 0.45);
  box-shadow: 0 28px 60px rgba(7, 33, 58, 0.24);
}

.offer-card-featured::before {
  content: 'Mais vantajoso';
  position: absolute;
  top: -0.95rem;
  right: 0.9rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0.35rem 1rem;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, #0ec6d7, var(--color-primary-dark));
  box-shadow: 0 12px 28px rgba(21, 78, 134, 0.28);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.offer-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  min-height: auto;
  padding: 0;
  margin-bottom: 0.75rem;
  border-radius: 0;
  background: transparent;
  color: var(--color-primary-dark);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.offer-card h3 {
  margin-bottom: 0;
  font-size: 1.4rem;
  color: var(--color-ink);
}

.offer-heading {
  display: grid;
  gap: 0.3rem;
  margin-bottom: 1rem;
}

.offer-heading h3 {
  margin: 0;
  font-size: clamp(1.5rem, 4vw, 1.9rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-weight: 800;
  color: var(--color-ink);
}

.offer-heading-note {
  margin: 0;
  color: var(--color-primary-dark);
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.25;
}

.price-old-group {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  margin-bottom: 0.15rem;
  flex-wrap: wrap;
}

.price-old {
  margin-bottom: 0;
  color: var(--color-ink-soft);
  text-decoration: line-through;
}

.price-old-highlight {
  margin-bottom: 0;
  color: var(--color-primary-dark);
  font-weight: 600;
}

.price-installment-note {
  margin-bottom: 0.4rem;
  color: var(--color-primary-dark);
  font-size: 0.92rem;
  font-weight: 700;
}

.price-current {
  margin-bottom: 1rem;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 11vw, 4.2rem);
  line-height: 1;
  color: var(--color-ink);
  font-weight: 600;
  letter-spacing: -0.03em;
}

.price-current-prefix {
  font-size: 0.34em;
  font-weight: 700;
}

.offer-checklist {
  display: grid;
  gap: 0.8rem;
  margin-bottom: 1.4rem;
}

.offer-checklist li {
  position: relative;
  padding-left: 1.15rem;
  color: var(--color-ink-soft);
}

.offer-checklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.52rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-primary);
}

.offer-treatment {
  margin: -0.05rem 0 1.2rem;
  padding: 0.95rem 1rem;
  border-radius: 1.1rem;
  background: rgba(16, 38, 63, 0.04);
}

.offer-treatment-title,
.offer-treatment-note,
.offer-treatment-pill {
  font-weight: 500;
}

.offer-treatment-title {
  font-size: 0.875rem;
  margin-bottom: 0.55rem;
  color: var(--color-primary-dark);
}

.offer-treatment-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.offer-treatment-pill {
  display: inline-flex;
  align-items: center;
  width: 100%;
  justify-content: left;
  min-height: 34px;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-pill);
  background: rgba(21, 78, 134, 0.1);
  color: var(--color-primary-dark);
  font-size: 0.84rem;
  line-height: 1.2;
}

.offer-treatment-note {
  margin-top: 0.6rem;
  font-size: 0.88rem;
  color: var(--color-ink-soft);
}

.offer-card .btn-block {
  margin-top: auto;
}

.offer-security {
  margin-top: 0.55rem;
  font-size: 0.85rem;
  text-align: center;
  color: var(--color-ink-soft);
}

.faq-section {
  background: #fff;
}

.faq-list {
  max-width: 1080px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 1.15rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: #fff;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: border-radius var(--transition-base);
}

.faq-item.active {
  border-radius: var(--radius-lg);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.5rem;
  text-align: left;
  color: var(--color-ink);
  font-size: clamp(1rem, 1.25vw, 1.22rem);
  font-weight: 800;
  border-radius: inherit;
}

.faq-icon {
  position: relative;
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  background: #2699df;
  transform: translate(-50%, -50%);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.faq-icon::before {
  width: 24px;
  height: 3px;
}

.faq-icon::after {
  width: 3px;
  height: 24px;
}

.faq-item.active .faq-icon::after {
  opacity: 0;
  transform: translate(-50%, -50%) scaleY(0.2);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 260ms ease;
}

.faq-item.active .faq-answer {
  border-top: 1px solid rgba(21, 78, 134, 0.12);
}

.faq-answer-content {
  padding: 0 1.5rem 1.3rem;
}

.urgency-section {
  background: linear-gradient(180deg, #dff1f7 0%, #dceff6 100%);
}

.urgency-shell {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: flex-start;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 2.1rem;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-lg);
}

.urgency-shell h2 {
  margin-bottom: 0.65rem;
  font-size: clamp(2.1rem, 4vw, 3.8rem);
  color: var(--color-ink);
}

.final-cta {
  background: linear-gradient(135deg, #123a61, #154E86);
}

.final-shell {
  max-width: 760px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
  border-radius: 1.9rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-lg);
}

.final-shell h2 {
  margin-bottom: 0.8rem;
  font-size: clamp(2.2rem, 4vw, 3.7rem);
  color: #fff;
}

.final-shell p {
  margin-bottom: 1.5rem;
  color: rgba(255, 255, 255, 0.72);
}

.footer {
  padding: 2.5rem 0 calc(2.5rem + 68px);
  background: #0D2439;
  color: rgba(255, 255, 255, 0.72);
  text-align: center;
}

.footer-inner {
  display: grid;
  justify-items: center;
  gap: 1rem;
}

.footer-logo {
  width: 112px;
}

.footer-disclaimer {
  max-width: 48rem;
  color: rgba(255, 255, 255, 0.56);
  font-size: 0.92rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 56px;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-pill);
  border: 0;
  font-size: 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: none;
  color: #fff;
  box-shadow: 0 16px 32px rgba(19, 172, 188, 0.24);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--color-primary-light), var(--color-primary-dark));
  z-index: -1;
}

.btn-secondary {
  background: transparent;
  border: 1px solid rgba(21, 78, 134, 0.28);
  color: var(--color-primary-dark);
  box-shadow: 0 14px 26px rgba(12, 37, 63, 0.09);
}

.btn-large {
  padding: 0.5rem 2rem;
}

.btn-secondary-light {
  background: #fff;
}

.btn-dark {
  background: none;
  color: #fff;
  box-shadow: 0 16px 32px rgba(12, 37, 63, 0.18);
}

.btn-dark::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, #123a61, #154E86);
  z-index: -1;
}

.btn-block {
  width: 100%;
}

.sticky-button {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.85rem 1rem;
  background: rgba(13, 36, 57, 0.92);
  backdrop-filter: blur(14px);
  transform: translateY(110%);
  transition: transform var(--transition-base);
  z-index: 30;
}

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

.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: 5.8rem;
  overflow: hidden;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: none;
  color: #fff;
  box-shadow: 0 18px 34px rgba(12, 37, 63, 0.24);
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
  transition: opacity var(--transition-base), transform var(--transition-base);
  z-index: 31;
}

.back-to-top::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, #123a61, #154E86);
  z-index: -1;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top span {
  font-size: 1.25rem;
  font-weight: 800;
}

.fade-in,
.fade-in-left,
.fade-in-right {
  opacity: 0;
  transition: opacity 500ms ease, transform 500ms ease;
}

.fade-in {
  transform: translateY(24px);
}

.fade-in-left {
  transform: translateX(-24px);
}

.fade-in-right {
  transform: translateX(24px);
}

.fade-in.visible,
.fade-in-left.visible,
.fade-in-right.visible {
  opacity: 1;
  transform: translate(0, 0);
}

.hidden {
  display: none !important;
}

@media (min-width: 768px) {
  :root {
    --container-padding: 1.75rem;
  }

  .problem-factors {
    grid-template-columns: 1fr 1fr;
  }

  .problem-factors > div {
    padding-right: 2.25rem;
    border-right: 2px solid #1999e4;
  }

  .problem-callout {
    padding-left: 2.25rem;
  }

  .use-layout,
  .science-grid {
    grid-template-columns: 1fr 1fr;
  }

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

@media (min-width: 1024px) {
  :root {
    --container-padding: 2rem;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  }

  .hero-treatment {
    grid-column: 1;
    justify-self: start;
  }

  .hero-treatment-list {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .solution-grid,
  .offer-shell {
    grid-template-columns: 1fr 1fr;
  }

  .hero-visual {
    width: clamp(620px, 48vw, 980px);
  }

  .offer-shell {
    grid-template-areas:
      'copy copy'
      'cards cards'
      'points points';
    align-items: start;
  }

  .solution-grid {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  }

  .use-section {
    margin-top: 0;
    padding-top: 0.4rem;
  }

  .use-layout {
    margin-top: 0rem;
  }

  .use-visual {
    margin-top: -4rem;
    margin-bottom: -1.5rem;
    transform: none;
    justify-content: flex-end;
  }

  .use-sachet-combo {
    width: min(100%, 500px);
  }

  .science-grid {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  }

  .offer-copy {
    grid-area: copy;
  }

  .offer-cards {
    grid-area: cards;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .offer-points {
    grid-area: points;
    margin-top: 0.6rem;
  }

  .audience-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .urgency-shell {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .footer {
    padding-bottom: 2.5rem;
  }

  .sticky-button {
    display: none;
  }

  .back-to-top {
    bottom: 1.5rem;
  }
  
  .problem-section {
    margin-top: -6rem;
  }

}

@media (max-width: 1023px) {
  .offer-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .offer-cards .offer-card:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767px) {
  .section {
    padding: 4rem 0;
  }

  .topbar-inner {
    min-height: auto;
    padding: 0.55rem;
    flex-wrap: wrap;
  }

  .hero {
    padding-top: 1.2rem;
    padding-bottom: 5rem;
  }

  .hero-grid {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
  }

  .hero-copy {
    display: contents;
  }

  .hero-logo,
  .hero-kicker,
  .hero-lead,
  .hero-title,
  .hero-subtitle,
  .hero-treatment,
  .hero-actions {
    justify-self: center;
    text-align: center;
  }

  .hero-logo {
    width: min(200px, 58vw);
    margin-inline: auto;
    margin-bottom: 0.85rem;
    order: 1;
  }

  .hero-kicker {
    margin-bottom: 0.7rem;
    font-size: clamp(1.2rem, 6.9vw, 2rem);
    line-height: 1.15;
    order: 2;
  }

  .hero-lead {
    max-width: 20.5rem;
    margin-bottom: 0.65rem;
    font-size: clamp(0.7rem, 4vw, 1rem);
    order: 3;
  }

  .hero-subtitle {
    max-width: 20.75rem;
    margin-bottom: 1rem;
    font-size: clamp(0.7rem, 4vw, 1rem);
    order: 5;
  }

  .hero-lead,
  .hero-title,
  .hero-subtitle {
    margin-inline: auto;
  }

  .hero-title {
    max-width: 22ch;
    margin-bottom: 0.75rem;
    font-size: clamp(0.7rem, 4vw, 1rem);
    line-height: 1.05;
    order: 4;
  }

  .hero-actions {
    display: flex;
    justify-content: center;
    flex-wrap: nowrap;
    gap: 0.65rem;
    margin-top: 0.15rem;
    order: 8;
  }

  .hero-actions .btn {
    min-height: 48px;
    min-width: 0;
    padding-inline: 0.85rem;
    font-size: 0.72rem;
  }

  .hero-visual {
    width: min(100%, 360px);
    margin-inline: auto;
    margin-top: 0.1rem;
    justify-self: stretch;
    height: auto;
    order: 6;
  }

  .hero-packshot {
    width: 100%;
    height: auto;
    object-position: center;
  }

  .hero-treatment {
    width: min(100%, 21rem);
    margin-inline: auto;
    padding: 0.25rem 0 0;
    order: 7;
  }

  .hero-treatment p {
    text-align: center;
  }

  .hero-treatment-list {
    align-items: center;
  }

  .hero-treatment-pill {
    max-width: 100%;
    justify-content: center;
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
  }

  .hero-treatment-label {
    margin-bottom: 0.5rem;
    font-size: 0.8rem;
  }

  .use-section {
    padding-top: 0.25rem;
  }

  .use-layout {
    gap: 1rem;
  }

  .use-highlight {
    font-size: 1.1rem;
  }

  .use-copy {
    display: grid;
    justify-items: center;
    text-align: center;
  }

  .use-steps p {
    margin-inline: auto;
  }

  .use-visual {
    order: -1;
    width: 100%;
    margin-inline: auto;
    margin-top: -2.3rem;
    margin-bottom: -0.35rem;
    transform: none;
    justify-content: center;
  }

  .use-visual picture {
    display: block;
    margin-inline: auto;
  }

  .use-sachet-combo {
    width: min(100%, 330px);
    margin-inline: auto;
  }

  .problem-section .section-header p {
    max-width: 19rem;
    font-size: clamp(1.04rem, 4.2vw, 1.12rem);
    line-height: 1.35;
  }

  .problem-factors {
    padding: 1.4rem 1.2rem;
  }

  .problem-factors > div {
    padding-left: 0;
  }

  .problem-callout {
    max-width: none;
    font-size: clamp(1rem, 4.6vw, 1.18rem);
    font-weight: 400;
    padding-top: 1rem;
    padding-left: 0;
    border-top: 1px solid rgba(21, 78, 134, 0.16);
  }

  .before-after-track {
    gap: 0.5rem;
  }

  .before-after-arrow {
    width: 2.85rem;
    height: 2.85rem;
    font-size: 2rem;
  }

  .promo-copy {
    max-width: 15rem;
    padding-right: 0;
    text-align: left;
  }

  .promo-copy h2 {
    font-size: clamp(1.35rem, 8vw, 2.5rem);
  }

  .promo-copy p {
    font-size: clamp(0.98rem, 5vw, 1.5rem);
  }

  .promo-shell {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
    justify-items: stretch;
    text-align: left;
    gap: 0.6rem;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    min-height: 0;
    padding: 1.45rem 1.1rem 1.2rem;
  }

  .promo-shell::before {
    inset: -34% -18% -20% auto;
    width: 72%;
    background-position: center;
    transform: rotate(-58deg) scale(1.5);
    opacity: 0.18;
  }

  .promo-shell::after {
    width: 58vw;
    inset: auto -12% -36% auto;
  }

  .promo-product {
    position: absolute;
    width: min(70vw, 320px);
    justify-self: end;
    align-self: center;
    right: auto;
    bottom: auto;
    margin: 0 -3.35rem 0 0;
  }

  .solution-grid {
    gap: 1.3rem;
  }

  .solution-benefits {
    order: 2;
  }

  .science-copy h3 {
    text-align: center;
  }

  .science-pill-list {
    justify-items: center;
  }

  .science-pill {
    width: 100%;
    justify-content: flex-start;
  }

  .authority-seals {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
  }

  .offer-shell {
    gap: 1.5rem;
  }

  .offer-cards {
    order: 2;
    grid-template-columns: 1fr;
  }

  .offer-heading {
    gap: 0.3rem;
    margin-bottom: 1rem;
  }

  .offer-heading h3 {
    font-size: clamp(1.45rem, 7vw, 1.8rem);
    line-height: 1.1;
  }

  .offer-heading-note {
    font-size: 0.88rem;
  }

  .offer-card .price-old-group,
  .offer-card .price-installment-note,
  .offer-card .price-current,
  .offer-card .offer-checklist,
  .offer-card .offer-treatment,
  .offer-card .offer-security {
    width: 100%;
  }

  .offer-treatment {
    padding: 0.9rem;
  }

  .offer-treatment-list {
    flex-direction: column;
  }

  .offer-treatment-pill {
    font-size: 0.875rem;
  }

  .offer-copy {
    order: 1;
    text-align: center;
  }

  .offer-copy p {
    margin-inline: auto;
  }

  .offer-points {
    order: 3;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .offer-point {
    min-height: 56px;
    font-size: 0.92rem;
  }

  .faq-question {
    padding: 1rem 1.2rem;
  }

  .faq-answer-content {
    padding: 0 1.2rem 1.1rem;
  }

  .urgency-shell {
    align-items: center;
    text-align: center;
    padding: 1.7rem 1.35rem;
  }

  .final-shell {
    padding: 2rem 1.2rem;
  }
}

@media print {
  .topbar,
  .sticky-button,
  .back-to-top,
  .btn {
    display: none !important;
  }
}