/* ================================================
   GlycoFree Landing Page — Medical Professional Design
   Colors: Deep navy, bright blue, soft sky, white
   Fonts: DM Serif Display + Plus Jakarta Sans
   ================================================ */

/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    scroll-behavior: smooth;
    font-size: 16px;
}
* { -webkit-tap-highlight-color: transparent; }

:root {
    --navy: #0a1628;
    --deep: #1E40AF;
    --primary: #2563EB;
    --accent: #3B82F6;
    --sky: #93C5FD;
    --light: #DBEAFE;
    --ice: #EFF6FF;
    --white: #ffffff;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-400: #94A3B8;
    --gray-600: #475569;
    --gray-800: #1E293B;
    --green: #059669;
    --green-light: #D1FAE5;
    --red: #DC2626;
    --gold: #F59E0B;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--gray-800);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
}

/* === TYPOGRAPHY === */
h1, h2, h3 { font-family: 'DM Serif Display', Georgia, serif; line-height: 1.2; }

.section-title {
    font-size: 24px;
    text-align: center;
    margin-bottom: 12px;
    color: var(--navy);
}
.section-title span { color: var(--primary); }
.section-title--left { text-align: left; }
.section-subtitle {
    text-align: center;
    color: var(--gray-600);
    font-size: 16px;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* === BUTTONS === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 700;
    border-radius: var(--radius-md);
    transition: var(--transition);
    min-height: 48px;
    padding: 14px 28px;
    font-size: 16px;
    text-align: center;
    cursor: pointer;
}
.btn--primary {
    background: linear-gradient(135deg, var(--primary), var(--deep));
    color: var(--white);
    box-shadow: 0 4px 16px rgba(37,99,235,0.4);
}
.btn--primary:hover { transform: translateY(-2px) scale(1.03); box-shadow: 0 8px 24px rgba(37,99,235,0.5); }
.btn--primary:active { transform: scale(0.98); }

/* ================================================
   SECTION 1: NAVIGATION
   ================================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition);
}
.nav--scrolled { box-shadow: var(--shadow-md); }
.nav__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 12px 20px;
}
.nav__logo {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 22px;
    z-index: 1001;
}
.nav__logo-icon { font-size: 24px; }
.nav__logo-text { font-family: 'Plus Jakarta Sans', sans-serif; color: var(--gray-800); font-weight: 400; }
.nav__logo-text strong { color: var(--primary); font-weight: 800; }
.nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--white);
    display: flex;
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 4px;
    transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: -8px 0 24px rgba(0,0,0,0.15);
    z-index: 1000;
}
.nav__links.open { right: 0; }
.nav__link {
    font-size: 17px;
    font-weight: 600;
    color: var(--gray-800);
    padding: 14px 0;
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition);
}
.nav__link:hover { color: var(--primary); }
.nav__cta {
    display: none;
    background: linear-gradient(135deg, var(--primary), var(--deep));
    color: var(--white);
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 14px;
    transition: var(--transition);
}
.nav__cta:hover { transform: scale(1.05); box-shadow: 0 4px 12px rgba(37,99,235,0.4); }
.nav__cta-mobile {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 16px;
    background: linear-gradient(135deg, var(--primary), var(--deep));
    color: var(--white);
    padding: 14px 24px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 16px;
    min-height: 48px;
}
.nav__hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    z-index: 1001;
    padding: 8px;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
}
.nav__hamburger span {
    width: 24px;
    height: 2.5px;
    background: var(--gray-800);
    border-radius: 2px;
    transition: var(--transition);
}
.nav__hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav__hamburger.active span:nth-child(2) { opacity: 0; }
.nav__hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Nav overlay */
.nav__overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}
.nav__overlay.active { opacity: 1; pointer-events: all; }

/* ================================================
   SECTION 2: HERO
   ================================================ */
.hero {
    position: relative;
    padding: 100px 0 60px;
    background: linear-gradient(170deg, var(--ice) 0%, var(--white) 50%, var(--light) 100%);
    overflow: hidden;
}
.hero__bg-shapes { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.hero__circle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.12;
}
.hero__circle--1 {
    width: 300px; height: 300px;
    background: var(--primary);
    top: -80px; right: -80px;
    animation: float 8s ease-in-out infinite;
}
.hero__circle--2 {
    width: 200px; height: 200px;
    background: var(--sky);
    bottom: -40px; left: -60px;
    animation: float 10s ease-in-out infinite reverse;
}
.hero__circle--3 {
    width: 120px; height: 120px;
    background: var(--accent);
    top: 40%; left: 30%;
    animation: float 6s ease-in-out infinite 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.hero__grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
    position: relative;
    z-index: 1;
}
.hero__image {
    position: relative;
    max-width: 320px;
    width: 100%;
}
.hero__image-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 10%;
    left: 0;
    background: radial-gradient(circle, rgba(37,99,235,0.2) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(30px);
    z-index: 0;
}
.hero__img {
    position: relative;
    z-index: 1;
    animation: heroProduct 3s ease-in-out infinite;
    filter: drop-shadow(0 20px 40px rgba(37,99,235,0.2));
}
@keyframes heroProduct {
    0%, 100% { transform: translateY(0) rotate(-1deg); }
    50% { transform: translateY(-15px) rotate(1deg); }
}
.hero__badge {
    position: absolute;
    bottom: 10px;
    right: -10px;
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 8px 14px;
    box-shadow: var(--shadow-lg);
    z-index: 2;
    text-align: center;
    animation: badgePop 0.6s ease-out 0.5s both;
}
@keyframes badgePop {
    0% { transform: scale(0) rotate(-10deg); opacity: 0; }
    100% { transform: scale(1) rotate(0); opacity: 1; }
}
.hero__badge-text { display: block; font-weight: 800; font-size: 14px; color: var(--gold); }
.hero__badge-sub { display: block; font-size: 11px; color: var(--gray-600); }

.hero__content { text-align: center; }
.hero__tag {
    display: inline-block;
    background: var(--green-light);
    color: var(--green);
    font-weight: 700;
    font-size: 13px;
    padding: 6px 16px;
    border-radius: 50px;
    margin-bottom: 16px;
}
.hero__title {
    font-size: 28px;
    color: var(--navy);
    margin-bottom: 16px;
}
.hero__title-highlight {
    color: var(--primary);
    position: relative;
}
.hero__title-highlight::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0;
    right: 0;
    height: 8px;
    background: var(--sky);
    opacity: 0.4;
    z-index: -1;
    border-radius: 4px;
}
.hero__text {
    font-size: 16px;
    color: var(--gray-600);
    margin-bottom: 12px;
    line-height: 1.7;
}
.hero__stats {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 24px 0;
    flex-wrap: wrap;
}
.hero__stat { text-align: center; }
.hero__stat-num { display: block; font-weight: 800; font-size: 20px; color: var(--primary); }
.hero__stat-label { display: block; font-size: 12px; color: var(--gray-600); }
.btn--hero {
    width: 100%;
    font-size: 16px;
    padding: 16px 24px;
    border-radius: var(--radius-md);
}
.hero__disclaimer {
    font-size: 13px;
    color: var(--gray-400);
    margin-top: 12px;
}

/* ================================================
   SECTION 3: TRUST BADGES
   ================================================ */
.trust {
    padding: 60px 0;
    background: var(--white);
}
.trust__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}
.trust__card {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: 28px 20px;
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.trust__card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-lg);
    border-color: var(--sky);
}
.trust__icon { margin-bottom: 16px; }
.trust__icon img { width: 70px; height: 70px; object-fit: contain; margin: 0 auto; }
.trust__card-title {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 17px;
    font-weight: 800;
    margin-bottom: 8px;
    color: var(--navy);
}
.trust__card p { font-size: 14px; color: var(--gray-600); line-height: 1.6; }

/* ================================================
   SECTION 4: ABOUT
   ================================================ */
.about {
    padding: 60px 0;
    background: var(--ice);
}
.about__grid {
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.about__content p {
    font-size: 16px;
    color: var(--gray-600);
    margin-bottom: 14px;
    line-height: 1.7;
}
.about__image {
    text-align: center;
    order: -1;
}
.about__image img {
    max-width: 340px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ================================================
   SECTION 5: HOW IT WORKS
   ================================================ */
.how-it-works {
    padding: 60px 0;
    background: var(--white);
}
.accordion { max-width: 800px; margin: 0 auto; }
.accordion__item {
    margin-bottom: 12px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.accordion__item:hover { border-color: var(--sky); }
.accordion__header {
    display: flex;
    align-items: center;
    gap: 14px;
    width: 100%;
    padding: 16px 20px;
    font-size: 16px;
    font-weight: 700;
    color: var(--navy);
    text-align: left;
    background: var(--gray-50);
    min-height: 56px;
    transition: var(--transition);
}
.accordion__header:hover { background: var(--light); }
.accordion__number {
    font-family: 'DM Serif Display', serif;
    font-size: 20px;
    color: var(--primary);
    min-width: 32px;
}
.accordion__title { flex: 1; }
.accordion__icon {
    font-size: 22px;
    color: var(--primary);
    transition: var(--transition);
    min-width: 24px;
    text-align: center;
}
.accordion__header[aria-expanded="true"] .accordion__icon { transform: rotate(45deg); }
.accordion__body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}
.accordion__body p {
    padding: 0 20px 20px;
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ================================================
   SECTION 6: REVIEWS
   ================================================ */
.reviews {
    padding: 60px 0;
    background: linear-gradient(170deg, var(--ice), var(--white));
}
.reviews__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}
.reviews__card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-100);
}
.reviews__top { display: flex; align-items: center; gap: 14px; margin-bottom: 12px; }
.reviews__avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--light);
}
.reviews__name { font-weight: 700; font-size: 16px; color: var(--navy); }
.reviews__location { font-size: 13px; color: var(--gray-400); }
.reviews__stars { color: var(--gold); font-size: 18px; margin-bottom: 10px; letter-spacing: 2px; }
.reviews__text { font-size: 15px; color: var(--gray-600); line-height: 1.65; font-style: italic; }

/* ================================================
   SECTION 7 & 13: PRICING
   ================================================ */
.pricing {
    padding: 60px 0;
    background: linear-gradient(170deg, var(--navy) 0%, #0f2a5e 100%);
    color: var(--white);
}
.pricing .section-title { color: var(--white); }
.pricing .section-title span { color: var(--sky); }
.pricing .section-subtitle { color: var(--sky); }
.pricing__timer {
    text-align: center;
    margin-bottom: 32px;
}
.pricing__timer-label {
    font-size: 14px;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.pricing__timer-digits { display: flex; align-items: center; justify-content: center; gap: 6px; }
.pricing__timer-num {
    background: var(--red);
    color: var(--white);
    font-size: 28px;
    font-weight: 800;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    min-width: 64px;
    text-align: center;
    font-variant-numeric: tabular-nums;
    box-shadow: 0 4px 12px rgba(220,38,38,0.4);
}
.pricing__timer-sep { font-size: 28px; font-weight: 800; color: var(--white); }
.pricing__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: 960px;
    margin: 0 auto;
}
.pricing__card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-lg);
    padding: 28px 20px;
    text-align: center;
    backdrop-filter: blur(8px);
    transition: var(--transition);
}
.pricing__card--popular {
    background: rgba(37,99,235,0.2);
    border: 2px solid var(--sky);
    position: relative;
    transform: scale(1.02);
}
.pricing__popular-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--gold), #D97706);
    color: var(--white);
    font-size: 13px;
    font-weight: 800;
    padding: 6px 20px;
    border-radius: 50px;
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(245,158,11,0.4);
}
.pricing__label {
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--sky);
    margin-bottom: 4px;
    margin-top: 8px;
}
.pricing__bottles {
    font-family: 'DM Serif Display', serif;
    font-size: 24px;
    color: var(--white);
    margin-bottom: 2px;
}
.pricing__supply { font-size: 14px; color: var(--gray-400); margin-bottom: 16px; }
.pricing__img { max-width: 180px; margin: 0 auto 16px; }
.pricing__price {
    font-size: 42px;
    font-weight: 800;
    color: var(--white);
}
.pricing__price span { font-size: 16px; font-weight: 500; color: var(--gray-400); }
.pricing__total {
    font-size: 16px;
    color: var(--gray-400);
    margin-bottom: 12px;
}
.pricing__total s { color: var(--red); margin-right: 6px; }
.pricing__badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 12px;
}
.pricing__bonus-badge,
.pricing__ship-badge {
    font-size: 12px;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 50px;
}
.pricing__bonus-badge { background: var(--green-light); color: var(--green); }
.pricing__ship-badge { background: var(--light); color: var(--primary); }
.btn--pricing {
    width: 100%;
    min-height: 50px;
    padding: 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: linear-gradient(135deg, var(--green), #047857);
    box-shadow: 0 4px 16px rgba(5,150,105,0.4);
}
.btn--pricing img { height: 50px; width: auto; margin: 0 auto; }
.btn--pricing:hover { transform: translateY(-2px) scale(1.03); }
.pricing__cards { max-width: 200px; margin: 12px auto 0; opacity: 0.7; }
.pricing__rating { text-align: center; margin-top: 32px; }
.pricing__rating img { max-width: 280px; margin: 0 auto; }
.pricing--second { background: linear-gradient(170deg, #0f2a5e, var(--navy)); }

/* ================================================
   SECTION 8: BONUSES
   ================================================ */
.bonuses {
    padding: 60px 0;
    background: var(--ice);
}
.bonuses__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}
.bonuses__card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-100);
}
.bonuses__card img { max-width: 200px; margin: 0 auto 16px; border-radius: var(--radius-md); }
.bonuses__card h3 { font-size: 18px; margin-bottom: 8px; color: var(--navy); }
.bonuses__card p { font-size: 14px; color: var(--gray-600); line-height: 1.6; }

/* ================================================
   SECTION 9: INGREDIENTS
   ================================================ */
.ingredients {
    padding: 60px 0;
    background: var(--white);
}
.ingredients__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    max-width: 900px;
    margin: 0 auto;
}
.ingredients__card {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    padding: 20px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.ingredients__card:hover {
    border-color: var(--sky);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}
.ingredients__num {
    font-family: 'DM Serif Display', serif;
    font-size: 28px;
    color: var(--primary);
    min-width: 40px;
    line-height: 1;
    opacity: 0.6;
}
.ingredients__card h3 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 16px;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 6px;
}
.ingredients__card p { font-size: 14px; color: var(--gray-600); line-height: 1.6; }

/* ================================================
   SECTION 10: SCIENTIFIC EVIDENCE
   ================================================ */
.science {
    padding: 60px 0;
    background: var(--ice);
}
.science__grid { max-width: 800px; margin: 0 auto; }
.science__item {
    margin-bottom: 12px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    background: var(--white);
}
.science__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 16px 20px;
    font-size: 16px;
    font-weight: 700;
    color: var(--navy);
    text-align: left;
    min-height: 56px;
    transition: var(--transition);
}
.science__header:hover { background: var(--light); }
.science__header[aria-expanded="true"] .accordion__icon { transform: rotate(45deg); }
.science__body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}
.science__body p {
    padding: 0 20px 20px;
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ================================================
   SECTION 11: GUARANTEE
   ================================================ */
.guarantee {
    padding: 60px 0;
    background: var(--white);
}
.guarantee__grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
}
.guarantee__image img {
    max-width: 220px;
    margin: 0 auto;
}
.guarantee__point {
    display: flex;
    gap: 14px;
    margin-bottom: 20px;
}
.guarantee__point-icon { font-size: 22px; min-width: 28px; }
.guarantee__point h3 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 17px;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 4px;
}
.guarantee__point p { font-size: 15px; color: var(--gray-600); line-height: 1.6; }

/* ================================================
   SECTION 12: BENEFITS
   ================================================ */
.benefits-section {
    padding: 60px 0;
    background: linear-gradient(170deg, var(--ice), var(--white));
}
.benefits__grid {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.benefits__item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: var(--white);
    padding: 20px;
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.benefits__item:hover {
    border-color: var(--green);
    transform: translateX(4px);
}
.benefits__check {
    width: 32px;
    height: 32px;
    min-width: 32px;
    border-radius: 50%;
    background: var(--green-light);
    color: var(--green);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 16px;
}
.benefits__item h3 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 16px;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 4px;
}
.benefits__item p { font-size: 14px; color: var(--gray-600); line-height: 1.6; }

/* ================================================
   SECTION 14: FAQ
   ================================================ */
.faq {
    padding: 60px 0;
    background: var(--white);
}
.faq__list { max-width: 800px; margin: 0 auto; }
.faq__item {
    margin-bottom: 12px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--gray-200);
}
.faq__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 16px 20px;
    font-size: 16px;
    font-weight: 700;
    color: var(--navy);
    text-align: left;
    min-height: 56px;
    background: var(--gray-50);
    transition: var(--transition);
}
.faq__question:hover { background: var(--light); }
.faq__question[aria-expanded="true"] .accordion__icon { transform: rotate(45deg); }
.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}
.faq__answer p {
    padding: 0 20px 20px;
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ================================================
   SECTION 15: FINAL CTA
   ================================================ */
.final-cta {
    position: relative;
    padding: 80px 0;
    background: linear-gradient(170deg, var(--navy) 0%, #0f2a5e 100%);
    overflow: hidden;
}
.final-cta__bg { position: absolute; inset: 0; }
.final-cta__particles { position: absolute; inset: 0; }
.final-cta__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 32px;
    position: relative;
    z-index: 1;
}
.final-cta__image img {
    max-width: 260px;
    margin: 0 auto;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3));
    animation: heroProduct 3s ease-in-out infinite;
}
.final-cta__title {
    font-size: 28px;
    color: var(--white);
    margin-bottom: 8px;
}
.final-cta__subtitle {
    font-size: 18px;
    color: var(--sky);
    margin-bottom: 20px;
}
.final-cta__pricing {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}
.final-cta__old {
    font-size: 16px;
    color: var(--gray-400);
}
.final-cta__old s { color: var(--red); }
.final-cta__new {
    font-size: 28px;
    color: var(--white);
    font-weight: 700;
}
.final-cta__new strong { color: var(--gold); font-size: 36px; }
.btn--final {
    width: 100%;
    max-width: 420px;
    font-size: 17px;
    padding: 18px 28px;
    background: linear-gradient(135deg, var(--green), #047857);
    box-shadow: 0 6px 24px rgba(5,150,105,0.5);
}
.btn--final:hover { transform: translateY(-3px) scale(1.04); }
.final-cta__note {
    font-size: 13px;
    color: var(--gray-400);
    margin-top: 12px;
}

/* Particle animation dots */
.particle {
    position: absolute;
    border-radius: 50%;
    background: var(--sky);
    opacity: 0.15;
    animation: particleFloat linear infinite;
}
@keyframes particleFloat {
    0% { transform: translateY(0) scale(1); opacity: 0.15; }
    50% { opacity: 0.3; }
    100% { transform: translateY(-100vh) scale(0.5); opacity: 0; }
}

/* ================================================
   SECTION 16: FOOTER
   ================================================ */
.footer {
    padding: 48px 0 24px;
    background: var(--gray-800);
    color: var(--gray-400);
}
.footer__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
    margin-bottom: 28px;
    text-align: center;
}
.footer__col .nav__logo-text { font-size: 20px; color: var(--gray-200); display: block; margin-bottom: 8px; }
.footer__about { font-size: 14px; line-height: 1.6; }
.footer__col h4 { color: var(--gray-200); font-size: 15px; margin-bottom: 12px; }
.footer__col a {
    display: block;
    font-size: 14px;
    color: var(--gray-400);
    padding: 4px 0;
    transition: var(--transition);
}
.footer__col a:hover { color: var(--sky); }
.footer__social { display: flex; gap: 14px; justify-content: center; }
.footer__social a {
    display: inline-flex;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    color: var(--gray-400);
    transition: var(--transition);
}
.footer__social a:hover { background: var(--primary); color: var(--white); }
.footer__disclaimer {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 24px;
    margin-bottom: 16px;
}
.footer__disclaimer p { font-size: 12px; line-height: 1.6; }
.footer__copy { text-align: center; }
.footer__copy p { font-size: 13px; }

/* ================================================
   NOTIFICATION POPUP
   ================================================ */
.notification {
    position: fixed;
    bottom: -120px;
    left: 20px;
    right: 20px;
    max-width: 340px;
    z-index: 998;
    transition: bottom 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.notification.show { bottom: 20px; }
.notification__content {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    position: relative;
    border: 1px solid var(--gray-100);
}
.notification__close {
    position: absolute;
    top: 6px;
    right: 10px;
    font-size: 18px;
    color: var(--gray-400);
    cursor: pointer;
    line-height: 1;
}
.notification__icon { font-size: 22px; }
.notification__content p { font-size: 13px; color: var(--gray-600); flex: 1; min-width: 180px; }
.notification__content small { font-size: 11px; color: var(--gray-400); width: 100%; }

/* ================================================
   SCROLL TO TOP
   ================================================ */
.scroll-top {
    position: fixed;
    bottom: 24px;
    right: 20px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 997;
}
.scroll-top.show { opacity: 1; transform: translateY(0); }
.scroll-top:hover { background: var(--deep); transform: scale(1.1); }

/* ================================================
   EXIT-INTENT POPUP
   ================================================ */
.popup-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
    padding: 20px;
}
.popup-overlay.show { opacity: 1; pointer-events: all; }
.popup {
    background: var(--white);
    border-radius: var(--radius-xl);
    max-width: 440px;
    width: 100%;
    padding: 36px 24px;
    text-align: center;
    position: relative;
    transform: translateY(20px) scale(0.95);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-xl);
}
.popup-overlay.show .popup { transform: translateY(0) scale(1); }
.popup__close {
    position: absolute;
    top: 12px;
    right: 16px;
    font-size: 28px;
    color: var(--gray-400);
    line-height: 1;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}
.popup__close:hover { background: var(--gray-100); color: var(--gray-800); }
.popup__badge {
    display: inline-block;
    background: var(--red);
    color: var(--white);
    font-size: 12px;
    font-weight: 800;
    padding: 5px 16px;
    border-radius: 50px;
    margin-bottom: 16px;
    letter-spacing: 1px;
}
.popup__title {
    font-size: 24px;
    color: var(--navy);
    margin-bottom: 12px;
}
.popup__text {
    font-size: 15px;
    color: var(--gray-600);
    margin-bottom: 24px;
    line-height: 1.6;
}
.btn--popup {
    width: 100%;
    font-size: 16px;
    padding: 16px 24px;
    background: linear-gradient(135deg, var(--green), #047857);
    box-shadow: 0 4px 16px rgba(5,150,105,0.4);
    margin-bottom: 12px;
}
.popup__decline {
    display: block;
    font-size: 13px;
    color: var(--gray-400);
    text-decoration: underline;
    transition: var(--transition);
}
.popup__decline:hover { color: var(--gray-600); }

/* ================================================
   REVEAL ANIMATION
   ================================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    .reveal { opacity: 1; transform: none; }
    html { scroll-behavior: auto; }
}

/* ================================================
   RESPONSIVE — TABLET (768px+)
   ================================================ */
@media (min-width: 576px) {
    .trust__grid { grid-template-columns: repeat(2, 1fr); }
    .reviews__grid { grid-template-columns: repeat(2, 1fr); }
    .bonuses__grid { grid-template-columns: repeat(2, 1fr); }
    .ingredients__grid { grid-template-columns: 1fr; }
}

@media (min-width: 768px) {
    .container { padding-left: 32px; padding-right: 32px; }
    .section-title { font-size: 32px; }
    .section-subtitle { font-size: 17px; }

    /* Nav */
    .nav__links {
        position: static;
        width: auto;
        max-width: none;
        height: auto;
        flex-direction: row;
        padding: 0;
        gap: 4px;
        box-shadow: none;
        background: transparent;
    }
    .nav__link {
        font-size: 14px;
        padding: 8px 16px;
        border-bottom: none;
        border-radius: var(--radius-sm);
    }
    .nav__link:hover { background: var(--light); }
    .nav__cta { display: inline-block; }
    .nav__cta-mobile { display: none; }
    .nav__hamburger { display: none; }

    /* Hero */
    .hero { padding: 120px 0 80px; }
    .hero__grid {
        flex-direction: row;
        gap: 48px;
    }
    .hero__image { flex: 0 0 40%; max-width: none; }
    .hero__content { flex: 1; text-align: left; }
    .hero__title { font-size: 36px; }
    .hero__stats { justify-content: flex-start; }
    .btn--hero { width: auto; }

    /* About */
    .about__grid { flex-direction: row; align-items: center; }
    .about__content { flex: 1; }
    .about__image { flex: 0 0 40%; order: 0; }

    /* Guarantee */
    .guarantee__grid { flex-direction: row; align-items: flex-start; }
    .guarantee__image { flex: 0 0 200px; }

    /* Pricing grid */
    .pricing__grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }

    /* Footer */
    .footer__grid { grid-template-columns: repeat(3, 1fr); text-align: left; }
    .footer__social { justify-content: flex-start; }

    /* Final CTA */
    .final-cta__inner { flex-direction: row; text-align: left; }
    .final-cta__image { flex: 0 0 40%; }
    .final-cta__content { flex: 1; }
    .btn--final { width: auto; }
}

/* ================================================
   RESPONSIVE — DESKTOP (1024px+)
   ================================================ */
@media (min-width: 1024px) {
    .section-title { font-size: 38px; }
    .hero__title { font-size: 44px; }
    .hero__circle--1 { width: 500px; height: 500px; }
    .hero__circle--2 { width: 350px; height: 350px; }
    .hero__circle--3 { width: 200px; height: 200px; }
    .trust__grid { grid-template-columns: repeat(4, 1fr); }
    .reviews__grid { grid-template-columns: repeat(3, 1fr); }
    .ingredients__grid { grid-template-columns: repeat(2, 1fr); }
    .pricing__card--popular { transform: scale(1.06); }
    .final-cta__title { font-size: 38px; }
}

@media (min-width: 1440px) {
    .container { max-width: 1280px; }
    .hero__title { font-size: 48px; }
    .section-title { font-size: 42px; }
}