/* =============================================
   HackTheSpan — CSS — Acid White Theme
   Optimized for Healthspan and Lifespan
   ============================================= */

:root {
    --black:        #F2EFE7;
    --white:        #0A0A0A;
    --cream:        #EAE6DC;
    --accent:       #9EDC2F;
    --accent-hero:  #C8F04B;
    --accent-dark:  #7ABF20;
    --grey-1:       #EAE6DC;
    --grey-2:       #E0DBCF;
    --grey-3:       #CCC6B8;
    --grey-4:       #54503F;
    --grey-5:       #706C5C;
    --font-display: 'Bebas Neue', sans-serif;
    --font-body:    'DM Sans', sans-serif;
    --font-mono:    'DM Mono', monospace;
    --radius:       4px;
    --transition:   0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
    background: var(--black);
    color: var(--white);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.9;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ---- UTILITY ---- */
.section-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.section-heading {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1;
    letter-spacing: 0.02em;
    color: var(--white);
    margin-bottom: 1.5rem;
}

/* ---- BUTTONS ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn--primary {
    background: var(--accent-hero);
    color: #000;
}

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

.btn--ghost {
    background: transparent;
    color: var(--white);
    border: 1px solid var(--grey-3);
}

.btn--ghost:hover {
    border-color: var(--white);
    transform: translateY(-2px);
}

/* ---- NAV ---- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.25rem 0;
    background: rgba(242, 239, 231, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--grey-3);
    transition: var(--transition);
}

.nav__inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    gap: 3rem;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.nav__logo-hts {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 0.1em;
}

.nav__logo-hts .logo-h  { color: var(--white); }
.nav__logo-hts .logo-ts { color: var(--accent-hero); }

.nav__logo-divider {
    color: var(--grey-3);
    font-weight: 100;
}

.nav__logo-full {
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--grey-4);
    letter-spacing: 0.05em;
}

.nav__links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    margin-left: auto;
}

.nav__links a {
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--grey-4);
    transition: color var(--transition);
}

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

.nav__cta {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #000;
    background: var(--accent-hero);
    border: 1px solid var(--accent-hero);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius);
    transition: var(--transition);
    flex-shrink: 0;
}

.nav__cta:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #000;
}

.nav__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    margin-left: auto;
}

.nav__hamburger span {
    display: block;
    width: 24px;
    height: 1px;
    background: var(--white);
    transition: var(--transition);
}

/* ---- HERO ---- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 2rem 4rem;
    border-bottom: 1px solid var(--grey-3);
}

.hero__inner {
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero__left { display: flex; flex-direction: column; }
.hero__right { display: flex; align-items: center; justify-content: center; }
.hero__dna { width: 100%; max-width: 520px; }

.hero__eyebrow {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    animation: fadeUp 0.8s ease both;
}

.hero__ticker { font-family: var(--font-display); font-size: 0.9rem; letter-spacing: 0.3em; color: var(--accent); }
.hero__ticker-line { width: 40px; height: 1px; background: var(--grey-3); }
.hero__ticker-text { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--grey-4); }

.hero__headline {
    font-family: var(--font-display);
    font-size: clamp(5rem, 14vw, 13rem);
    line-height: 0.92;
    letter-spacing: -0.01em;
    margin-bottom: 1.5rem;
    animation: fadeUp 0.8s 0.1s ease both;
}

.hero__headline-line { display: block; color: var(--white); }
.hero__headline-line--accent { color: var(--accent-hero); }

.hero__tagline {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.5rem;
    animation: fadeUp 0.8s 0.2s ease both;
}

.hero__sub {
    max-width: 540px;
    font-size: 1rem;
    font-weight: 400;
    color: var(--grey-4);
    line-height: 1.9;
    margin-bottom: 2.5rem;
    animation: fadeUp 0.8s 0.3s ease both;
}

.hero__actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 4rem;
    animation: fadeUp 0.8s 0.4s ease both;
}

.hero__stats { display: flex; gap: 3rem; animation: fadeUp 0.8s 0.5s ease both; }
.hero__stat { display: flex; flex-direction: column; gap: 0.25rem; }
.hero__stat-value { font-family: var(--font-display); font-size: 2rem; letter-spacing: 0.05em; color: var(--accent); line-height: 1; }
.hero__stat-label { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--grey-4); }

/* ---- STANDARD ---- */
.standard { padding: 8rem 2rem; background: var(--grey-1); border-top: 1px solid var(--grey-2); border-bottom: 1px solid var(--grey-2); }
.standard__inner { max-width: 1280px; margin: 0 auto; }
.standard__label { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); margin-bottom: 1.5rem; }
.standard__heading { font-family: var(--font-display); font-size: clamp(3rem, 6vw, 6rem); line-height: 1; letter-spacing: 0.02em; margin-bottom: 1.5rem; max-width: 700px; color: var(--white); }
.standard__body { font-size: 1.1rem; font-weight: 400; color: var(--grey-5); max-width: 600px; line-height: 1.8; margin-bottom: 5rem; }
.standard__pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--grey-3); border: 1px solid var(--grey-3); }
.pillar { background: var(--grey-1); padding: 3rem 2.5rem; transition: background var(--transition); }
.pillar:hover { background: var(--grey-2); }
.pillar__icon { font-size: 1.5rem; color: var(--accent); margin-bottom: 1.5rem; display: block; }
.pillar__title { font-family: var(--font-display); font-size: 2rem; letter-spacing: 0.05em; margin-bottom: 1rem; color: var(--white); }
.pillar__desc { font-size: 0.9rem; font-weight: 400; color: var(--grey-5); line-height: 1.7; }

/* ---- PRODUCTS (homepage) ---- */
.products { padding: 8rem 2rem; background: var(--black); }
.products__inner { max-width: 1280px; margin: 0 auto; }
.products__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--grey-3); border: 1px solid var(--grey-3); margin-top: 4rem; }
.product-card { background: var(--black); padding: 3rem; transition: background var(--transition); display: flex; flex-direction: column; gap: 1rem; }
.product-card:hover { background: var(--grey-1); }
.product-card__top { display: flex; justify-content: space-between; align-items: center; }
.product-card__category { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent); }
.product-card__tag { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--grey-4); border: 1px solid var(--grey-3); padding: 0.2rem 0.6rem; border-radius: 100px; }
.product-card__name { font-family: var(--font-display); font-size: 2rem; letter-spacing: 0.03em; color: var(--white); line-height: 1.1; }
.product-card__desc { font-size: 0.9rem; font-weight: 400; color: var(--grey-5); line-height: 1.7; flex: 1; }
.product-card__link { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); transition: gap var(--transition); display: inline-flex; align-items: center; gap: 0.5rem; margin-top: 0.5rem; }
.product-card__link:hover { gap: 1rem; }

/* ---- MANIFESTO ---- */
.manifesto { padding: 8rem 2rem; background: var(--accent-hero); }
.manifesto__inner { max-width: 900px; margin: 0 auto; text-align: center; }
.manifesto__quote { font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2.5rem); line-height: 1.3; letter-spacing: 0.02em; color: #000; font-style: normal; margin-bottom: 2rem; }
.manifesto__cite { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase; color: rgba(0,0,0,0.5); font-style: normal; }

/* ---- SCIENCE (homepage widget) ---- */
.science { padding: 8rem 2rem; background: var(--grey-1); overflow: hidden; }
.science__inner { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: center; }
.science__body { font-size: 1rem; font-weight: 400; color: var(--grey-5); line-height: 1.8; margin-bottom: 3rem; }
.science__metrics { display: flex; flex-direction: column; gap: 2rem; }
.science__metric { border-left: 2px solid var(--accent); padding-left: 1.5rem; }
.science__metric-title { font-family: var(--font-display); font-size: 1.5rem; letter-spacing: 0.05em; color: var(--white); margin-bottom: 0.5rem; }
.science__metric-desc { font-size: 0.85rem; font-weight: 400; color: var(--grey-5); line-height: 1.7; }
.science__visual { position: relative; width: 400px; height: 400px; margin: 0 auto; }
.science__circle { position: absolute; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.science__circle--outer { inset: 0; border: 1px solid var(--grey-3); animation: rotateSlow 20s linear infinite; }
.science__circle--inner { inset: 20%; background: var(--grey-2); border: 1px solid var(--grey-3); animation: none; }
.science__circle-text { display: flex; flex-direction: column; align-items: center; gap: 0.25rem; }
.science__circle-hts { font-family: var(--font-display); font-size: 2.5rem; letter-spacing: 0.2em; color: var(--accent); }
.science__circle-sub { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--grey-4); }
.science__orbit { position: absolute; font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); background: var(--grey-1); border: 1px solid var(--grey-3); padding: 0.3rem 0.8rem; border-radius: 100px; white-space: nowrap; }
.science__orbit--1 { top: 5%; left: 50%; transform: translateX(-50%); }
.science__orbit--2 { top: 50%; right: -5%; transform: translateY(-50%); }
.science__orbit--3 { bottom: 5%; left: 50%; transform: translateX(-50%); }
.science__orbit--4 { top: 50%; left: -5%; transform: translateY(-50%); }

/* ---- CTA ---- */
.cta { padding: 8rem 2rem; background: var(--black); text-align: center; border-top: 1px solid var(--grey-2); }
.cta__inner { max-width: 600px; margin: 0 auto; }
.cta__label { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); margin-bottom: 1.5rem; }
.cta__heading { font-family: var(--font-display); font-size: clamp(3rem, 7vw, 6rem); line-height: 1; letter-spacing: 0.02em; margin-bottom: 1.5rem; color: var(--white); }
.cta__sub { font-size: 1rem; font-weight: 400; color: var(--grey-5); margin-bottom: 2.5rem; line-height: 1.7; }
.cta__form { display: flex; gap: 0.75rem; margin-bottom: 1rem; }
.cta__input { flex: 1; background: var(--grey-1); border: 1px solid var(--grey-3); color: var(--white); padding: 0.85rem 1.25rem; font-family: var(--font-body); font-size: 0.9rem; font-weight: 400; border-radius: var(--radius); outline: none; transition: border-color var(--transition); }
.cta__input:focus { border-color: var(--accent); }
.cta__input::placeholder { color: var(--grey-4); }
.cta__disclaimer { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--grey-4); }

/* ---- FOOTER ---- */
.footer { padding: 3rem 2rem; background: var(--grey-1); border-top: 1px solid var(--grey-2); }
.footer__inner { max-width: 1280px; margin: 0 auto; display: flex; flex-direction: column; gap: 2rem; }
.footer__brand { display: flex; align-items: center; gap: 1.5rem; }
.footer__logo { font-family: var(--font-display); font-size: 2rem; letter-spacing: 0.2em; }
.footer__logo .logo-h  { color: var(--white); }
.footer__logo .logo-ts { color: var(--accent-hero); }
.footer__tagline { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--grey-4); }
.footer__links { display: flex; gap: 2rem; flex-wrap: wrap; }
.footer__links a { font-size: 0.8rem; font-weight: 400; color: var(--grey-4); letter-spacing: 0.05em; transition: color var(--transition); }
.footer__links a:hover { color: var(--white); }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 2rem; border-top: 1px solid var(--grey-2); font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.1em; color: var(--grey-4); }
.footer__hts { color: var(--accent); }

/* ---- ANIMATIONS ---- */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes scrollLine {
    0%, 100% { opacity: 0.3; transform: scaleY(0.5); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); }
}
@keyframes rotateSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
    .science__inner { grid-template-columns: 1fr; }
    .science__visual { display: none; }
    .standard__pillars { grid-template-columns: 1fr; }
    .products__grid { grid-template-columns: 1fr; }
    .hero__inner { grid-template-columns: 1fr; position: relative; }
    .hero__right { position: absolute; top: 0; right: -2rem; width: 55%; height: 100%; display: flex; align-items: center; justify-content: flex-end; pointer-events: none; z-index: 0; opacity: 0.25; }
    .hero__left { position: relative; z-index: 1; }
    .hero__dna { width: 100%; height: 100%; object-fit: contain; }
}

@media (max-width: 768px) {
    .nav__links, .nav__cta, .nav__account, .nav__account-login, .nav__theme-toggle { display: none; }
    .nav__hamburger { display: flex; }
    .hero { padding: 6rem 1.5rem 2rem; min-height: auto; }
    .hero__headline { font-size: clamp(4rem, 18vw, 7rem); }
    .hero__sub { font-size: 0.95rem; }
    .hero__actions { flex-direction: column; }
    .hero__actions .btn { width: 100%; justify-content: center; }
    .cta__form { flex-direction: column; }
    .footer__bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}


/* =============================================
   PROTOCOL PAGES
   ============================================= */

.page-hero { padding: 10rem 2rem 6rem; background: var(--black); border-bottom: 1px solid var(--grey-2); }
.page-hero__inner { max-width: 1280px; margin: 0 auto; }
.page-hero__heading { font-family: var(--font-display); font-size: clamp(3.5rem, 8vw, 8rem); line-height: 0.95; letter-spacing: 0.01em; margin-bottom: 1.5rem; color: var(--white); }
.page-hero__sub { max-width: 600px; font-size: 1rem; font-weight: 400; color: var(--grey-5); line-height: 1.8; }

.protocols-list { padding: 4rem 2rem 8rem; background: var(--black); }
.protocols-list__inner { max-width: 1280px; margin: 0 auto; display: flex; flex-direction: column; gap: 1px; background: var(--grey-3); border: 1px solid var(--grey-3); }
.protocol-row { background: var(--black); padding: 3rem; display: grid; grid-template-columns: 80px 1fr; gap: 2rem; transition: background var(--transition); }
.protocol-row:hover { background: var(--grey-1); }
.protocol-row__number { font-family: var(--font-display); font-size: 3rem; color: var(--grey-3); line-height: 1; padding-top: 0.5rem; }
.protocol-row__top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 1rem; gap: 2rem; }
.protocol-row__tagline { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent); margin-bottom: 0.4rem; }
.protocol-row__name { font-family: var(--font-display); font-size: 2.2rem; letter-spacing: 0.03em; color: var(--white); }
.protocol-row__summary { font-size: 0.9rem; font-weight: 400; color: var(--grey-5); line-height: 1.7; margin-bottom: 1.5rem; }
.protocol-row__bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.protocol-row__pillars { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.protocol-tag { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--grey-4); border: 1px solid var(--grey-3); padding: 0.25rem 0.75rem; border-radius: 100px; }
.protocol-row__outcome { display: flex; flex-direction: column; align-items: flex-end; gap: 0.2rem; }
.protocol-outcome-label { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--grey-4); }
.protocol-outcome-text { font-family: var(--font-mono); font-size: 0.7rem; color: var(--accent); text-align: right; }

.protocol-hero { padding: 10rem 2rem 5rem; background: var(--grey-1); border-bottom: 1px solid var(--grey-2); position: relative; overflow: hidden; }
.protocol-hero::before { content: ''; position: absolute; top: -200px; right: -200px; width: 600px; height: 600px; background: radial-gradient(circle, rgba(158, 220, 47, 0.06) 0%, transparent 70%); pointer-events: none; }
.protocol-hero__inner { max-width: 1280px; margin: 0 auto; position: relative; z-index: 1; }
.protocol-hero__meta { display: flex; align-items: center; gap: 2rem; margin-bottom: 1.5rem; }
.protocol-hero__category { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--grey-4); border: 1px solid var(--grey-3); padding: 0.25rem 0.75rem; border-radius: 100px; }
.protocol-hero__heading { font-family: var(--font-display); font-size: clamp(4rem, 10vw, 9rem); line-height: 0.92; letter-spacing: 0.01em; margin-bottom: 1rem; color: var(--white); }
.protocol-hero__tagline { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); margin-bottom: 1.5rem; }
.protocol-hero__summary { max-width: 680px; font-size: 1rem; font-weight: 400; color: var(--grey-5); line-height: 1.8; margin-bottom: 3rem; }
.protocol-hero__stats { display: flex; gap: 4rem; }
.protocol-stat { display: flex; flex-direction: column; gap: 0.3rem; }
.protocol-stat__value { font-family: var(--font-display); font-size: 2.5rem; letter-spacing: 0.05em; color: var(--accent); line-height: 1; }
.protocol-stat__label { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--grey-4); }

.protocol-body { padding: 6rem 2rem; background: var(--black); }
.protocol-body__inner { max-width: 1280px; margin: 0 auto; display: flex; flex-direction: column; gap: 6rem; }
.protocol-section__label { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); margin-bottom: 1rem; }
.protocol-section__heading { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3.5rem); line-height: 1; letter-spacing: 0.02em; margin-bottom: 1.5rem; color: var(--white); }
.protocol-section__text { font-size: 1rem; font-weight: 400; color: var(--grey-5); line-height: 1.9; max-width: 800px; }

.protocol-pillars { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--grey-3); border: 1px solid var(--grey-3); margin-top: 3rem; }
.protocol-pillar { background: var(--black); padding: 3rem; transition: background var(--transition); }
.protocol-pillar:hover { background: var(--grey-1); }
.protocol-pillar__num { font-family: var(--font-display); font-size: 3rem; color: var(--grey-3); line-height: 1; margin-bottom: 1.5rem; }
.protocol-pillar__title { font-family: var(--font-display); font-size: 1.8rem; letter-spacing: 0.03em; margin-bottom: 1rem; color: var(--white); }
.protocol-pillar__text { font-size: 0.9rem; font-weight: 400; color: var(--grey-5); line-height: 1.7; margin-bottom: 1.5rem; }
.protocol-pillar__list { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.protocol-pillar__list li { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.05em; color: var(--grey-5); padding-left: 1rem; position: relative; line-height: 1.5; }
.protocol-pillar__list li::before { content: '->'; position: absolute; left: 0; color: var(--accent); }

.protocol-timeline { margin-top: 3rem; display: flex; flex-direction: column; gap: 0; }
.protocol-step { display: grid; grid-template-columns: 120px 24px 1fr; gap: 1.5rem; align-items: flex-start; }
.protocol-step__time { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); padding-top: 0.2rem; text-align: right; }
.protocol-step__connector { display: flex; flex-direction: column; align-items: center; }
.protocol-step__dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); flex-shrink: 0; margin-top: 0.25rem; }
.protocol-step__line { width: 1px; flex: 1; min-height: 40px; background: var(--grey-3); margin: 6px 0; }
.protocol-step__content { padding-bottom: 2.5rem; }
.protocol-step__title { font-family: var(--font-display); font-size: 1.4rem; letter-spacing: 0.03em; color: var(--white); margin-bottom: 0.5rem; }
.protocol-step__desc { font-size: 0.9rem; font-weight: 400; color: var(--grey-5); line-height: 1.7; }

.protocol-metrics { margin-top: 2rem; display: flex; flex-direction: column; gap: 1px; background: var(--grey-3); border: 1px solid var(--grey-3); }
.protocol-metric { background: var(--black); padding: 1.25rem 2rem; display: flex; justify-content: space-between; align-items: center; transition: background var(--transition); }
.protocol-metric:hover { background: var(--grey-1); }
.protocol-metric__name { font-family: var(--font-body); font-size: 0.9rem; font-weight: 400; color: var(--white); }
.protocol-metric__target { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.08em; color: var(--accent); }

.protocol-next { padding: 5rem 2rem; background: var(--grey-1); border-top: 1px solid var(--grey-2); }
.protocol-next__inner { max-width: 1280px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; gap: 2rem; }
.protocol-next__left { display: flex; flex-direction: column; gap: 0.75rem; }
.protocol-next__name { font-family: var(--font-display); font-size: 2.5rem; letter-spacing: 0.03em; color: var(--white); }
.protocol-next__desc { font-size: 0.9rem; font-weight: 400; color: var(--grey-5); max-width: 500px; line-height: 1.6; }

@media (max-width: 768px) {
    .protocol-row { grid-template-columns: 1fr; }
    .protocol-row__number { font-size: 1.5rem; }
    .protocol-row__top { flex-direction: column; }
    .protocol-pillars { grid-template-columns: 1fr; }
    .protocol-hero__stats { gap: 2rem; flex-wrap: wrap; }
    .protocol-step { grid-template-columns: 80px 20px 1fr; gap: 1rem; }
    .protocol-next__inner { flex-direction: column; align-items: flex-start; }
    .protocol-metric { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
}


/* =============================================
   ASSESSMENT PAGE
   ============================================= */

.assessment-hero { padding: 10rem 2rem 5rem; background: var(--grey-1); border-bottom: 1px solid var(--grey-2); }
.assessment-hero__inner { max-width: 1280px; margin: 0 auto; }
.assessment-hero__heading { font-family: var(--font-display); font-size: clamp(3.5rem, 8vw, 8rem); line-height: 0.95; letter-spacing: 0.01em; margin: 1.5rem 0 1rem; color: var(--white); }
.assessment-hero__tagline { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); margin-bottom: 1.5rem; }
.assessment-hero__summary { max-width: 640px; font-size: 1rem; font-weight: 400; color: var(--grey-5); line-height: 1.8; margin-bottom: 2.5rem; }
.assessment-hero__value { display: flex; flex-direction: column; gap: 0.75rem; margin-bottom: 2.5rem; }
.assessment-value { display: flex; align-items: center; gap: 1rem; }
.assessment-value__icon { color: var(--accent); font-size: 1rem; flex-shrink: 0; }
.assessment-value__text { font-size: 0.9rem; font-weight: 400; color: var(--grey-5); }
.assessment-hero__price { display: flex; align-items: baseline; gap: 1rem; }
.assessment-price { font-family: var(--font-display); font-size: 3.5rem; color: var(--accent); line-height: 1; }
.assessment-price__label { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--grey-4); }

.assessment-form-section { padding: 6rem 2rem 8rem; background: var(--black); }
.assessment-form-section__inner { max-width: 860px; margin: 0 auto; }
.assessment-form-header { margin-bottom: 4rem; }
.assessment-form-intro { font-size: 1rem; font-weight: 400; color: var(--grey-5); line-height: 1.7; margin-top: 1rem; }
.assessment-section { margin-bottom: 4rem; padding-bottom: 4rem; border-bottom: 1px solid var(--grey-2); }
.assessment-section--submit { border-bottom: none; }
.assessment-section__label { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); margin-bottom: 0.75rem; }
.assessment-section__title { font-family: var(--font-display); font-size: 2rem; letter-spacing: 0.03em; color: var(--white); margin-bottom: 2rem; }
.assessment-q { margin-bottom: 2.5rem; }
.assessment-q__label { display: block; font-size: 0.95rem; font-weight: 400; color: var(--white); margin-bottom: 1rem; line-height: 1.5; }
.assessment-q__options { display: flex; flex-direction: column; gap: 0.5rem; }
.assessment-option { display: flex; align-items: center; gap: 1rem; padding: 0.85rem 1.25rem; background: var(--grey-1); border: 1px solid var(--grey-2); border-radius: var(--radius); cursor: pointer; transition: var(--transition); font-size: 0.875rem; font-weight: 400; color: var(--grey-5); }
.assessment-option:hover { border-color: var(--grey-4); color: var(--white); background: var(--grey-2); }
.assessment-option input[type="radio"] { accent-color: var(--accent); width: 16px; height: 16px; flex-shrink: 0; }
.assessment-option:has(input:checked) { border-color: var(--accent); background: rgba(158, 220, 47, 0.08); color: var(--white); }
.assessment-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 2rem; }
.assessment-field { display: flex; flex-direction: column; gap: 0.5rem; }
.assessment-field__label { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--grey-4); }
.assessment-input { background: var(--grey-1); border: 1px solid var(--grey-3); color: var(--white); padding: 0.85rem 1.25rem; font-family: var(--font-body); font-size: 0.9rem; font-weight: 400; border-radius: var(--radius); outline: none; transition: border-color var(--transition); }
.assessment-input:focus { border-color: var(--accent); }
.assessment-input::placeholder { color: var(--grey-4); }
.assessment-submit-note { font-size: 0.9rem; font-weight: 400; color: var(--grey-5); line-height: 1.7; margin-bottom: 2rem; }
.assessment-submit-block { display: flex; align-items: center; gap: 2rem; flex-wrap: wrap; margin-bottom: 1rem; }
.assessment-price-final { display: flex; align-items: baseline; gap: 1rem; }
.btn--large { padding: 1rem 2.5rem; font-size: 0.9rem; }
.assessment-guarantee { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--grey-4); }

.thankyou { min-height: 100vh; display: flex; align-items: center; padding: 8rem 2rem; background: var(--black); }
.thankyou__inner { max-width: 600px; margin: 0 auto; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 1.5rem; }
.thankyou__icon { font-size: 3rem; color: var(--accent); }
.thankyou__heading { font-family: var(--font-display); font-size: clamp(3rem, 7vw, 6rem); line-height: 1; letter-spacing: 0.02em; color: var(--white); }
.thankyou__sub { font-size: 1rem; font-weight: 400; color: var(--grey-5); line-height: 1.8; }
.thankyou__steps { display: flex; flex-direction: column; gap: 1rem; width: 100%; margin: 1rem 0; }
.thankyou__step { display: flex; align-items: center; gap: 1.5rem; padding: 1.25rem 1.5rem; background: var(--grey-1); border: 1px solid var(--grey-2); border-radius: var(--radius); text-align: left; }
.thankyou__step-num { font-family: var(--font-display); font-size: 1.5rem; color: var(--accent); flex-shrink: 0; }
.thankyou__step-text { font-size: 0.9rem; font-weight: 400; color: var(--grey-5); }

@media (max-width: 768px) {
    .assessment-fields { grid-template-columns: 1fr; }
    .assessment-submit-block { flex-direction: column; align-items: flex-start; }
}


/* =============================================
   HOMEPAGE — STATS / STRIP / DNA / PROTOS / ASSESS
   ============================================= */

.stats { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--grey-3); }
.stat { padding: 2rem 3rem; border-right: 1px solid var(--grey-3); }
.stat:last-child { border-right: none; }
.stat-num { font-family: var(--font-display); font-size: 3rem; color: var(--accent); line-height: 1; margin-bottom: 0.25rem; }
.stat-label { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--grey-4); }

.strip { display: grid; grid-template-columns: repeat(5, 1fr); border-bottom: 1px solid var(--grey-3); }
.strip-item { padding: 1.5rem 2rem; border-right: 1px solid var(--grey-3); display: flex; align-items: center; gap: 1rem; transition: background 0.2s; cursor: pointer; }
.strip-item:last-child { border-right: none; }
.strip-item:hover { background: var(--grey-2); }
.strip-num { font-family: var(--font-display); font-size: 1.5rem; color: var(--accent); flex-shrink: 0; }
.strip-name { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--grey-4); line-height: 1.4; }

.dna-banner { width: 100%; background: var(--black); border-bottom: 1px solid var(--grey-3); overflow: hidden; padding: 3rem 0 2rem; }

.protos { padding: 5rem 3rem; border-bottom: 1px solid var(--grey-3); max-width: 1280px; margin: 0 auto; width: 100%; }
.protos-wrap { padding: 5rem 0; border-bottom: 1px solid var(--grey-3); }
.sec-label { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--grey-4); margin-bottom: 0.75rem; display: block; }
.sec-head { font-family: var(--font-display); font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: 0.02em; color: var(--white); margin-bottom: 2.5rem; }
.proto-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--grey-3); border: 1px solid var(--grey-3); border-radius: 6px; overflow: hidden; }
.proto-card { background: var(--grey-1); padding: 2rem; transition: background 0.2s; }
.proto-card:hover { background: var(--grey-2); }
.proto-num { font-family: var(--font-display); font-size: 2.5rem; color: var(--grey-3); line-height: 1; margin-bottom: 0.75rem; }
.proto-title { font-family: var(--font-display); font-size: 1.3rem; letter-spacing: 0.03em; color: var(--white); margin-bottom: 0.6rem; }
.proto-desc { font-size: 0.85rem; color: var(--grey-4); line-height: 1.8; margin-bottom: 1.25rem; }
.proto-link { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--white); text-decoration: none; font-weight: 500; transition: color 0.2s; }
.proto-link:hover { color: var(--accent); }

.assess { padding: 5rem 3rem; background: var(--grey-1); border-bottom: 1px solid var(--grey-3); }
.assess-card { max-width: 1280px; margin: 0 auto; background: var(--black); border: 1px solid var(--grey-3); border-radius: 6px; padding: 3rem; display: grid; grid-template-columns: 1fr auto; gap: 3rem; align-items: center; }
.assess-title { font-family: var(--font-display); font-size: 2.2rem; letter-spacing: 0.02em; color: var(--white); margin-bottom: 0.75rem; }
.assess-desc { font-size: 0.9rem; color: var(--grey-4); line-height: 1.8; max-width: 480px; }
.price-blk { text-align: right; }
.price { font-family: var(--font-display); font-size: 4rem; color: var(--accent); line-height: 1; display: block; }
.price-lbl { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--grey-4); display: block; margin-bottom: 1.5rem; }
.btn-assess { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; padding: 0.85rem 1.8rem; background: var(--accent-hero); color: #000; border: none; border-radius: 4px; cursor: pointer; font-weight: 500; transition: opacity 0.2s; text-decoration: none; display: inline-block; }
.btn-assess:hover { opacity: 0.85; }

@media (max-width: 768px) {
    .stats { grid-template-columns: repeat(2, 1fr); }
    .stat { padding: 1.5rem; }
    .stat-num { font-size: 2.2rem; }
    .strip { grid-template-columns: repeat(2, 1fr); }
    .strip-item { padding: 1rem 1.5rem; border-right: none; border-bottom: 1px solid var(--grey-3); }
    .strip-item:nth-child(odd) { border-right: 1px solid var(--grey-3); }
    .strip-item:nth-last-child(-n+1) { border-bottom: none; }
    .strip-num { font-size: 1.2rem; }
    .proto-grid { grid-template-columns: 1fr; }
    .proto-card { padding: 1.5rem; }
    .assess-card { grid-template-columns: 1fr; }
    .price-blk { text-align: left; }
    .protos { padding: 3rem 1.5rem; }
    .assess { padding: 3rem 1.5rem; }
    .assess-card { padding: 2rem 1.5rem; }
}


/* =============================================
   DARK THEME
   ============================================= */

[data-theme="dark"] {
    --black:   #060608;
    --white:   #F5F4EF;
    --cream:   #EDE9DF;
    --grey-1:  #111114;
    --grey-2:  #1C1C20;
    --grey-3:  #2A2A30;
    --grey-4:  #6B6B7A;
    --grey-5:  #9B9BAA;
}

[data-theme="dark"] .nav {
    background: rgba(6, 6, 8, 0.95);
    border-bottom-color: rgba(255,255,255,0.06);
}

.nav__theme-toggle { display: flex; align-items: center; gap: 0.4rem; background: none; border: 1px solid var(--grey-3); border-radius: 100px; padding: 0.28rem 0.85rem; cursor: pointer; transition: var(--transition); color: var(--grey-4); flex-shrink: 0; }
.nav__theme-toggle:hover { border-color: var(--grey-4); color: var(--white); }
.footer__theme-toggle { display: flex; align-items: center; gap: 0.5rem; background: none; border: 1px solid var(--grey-3); border-radius: 100px; padding: 0.3rem 0.9rem; cursor: pointer; transition: var(--transition); color: var(--grey-4); }
.footer__theme-toggle:hover { border-color: var(--grey-4); color: var(--white); }
.theme-toggle__icon { font-size: 0.85rem; line-height: 1; }
.theme-toggle__label { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase; }
.theme-label-dark  { display: inline; }
.theme-label-light { display: none; }
[data-theme="dark"] .theme-label-dark  { display: none; }
[data-theme="dark"] .theme-label-light { display: inline; }


/* =============================================
   ACCOUNT PAGES
   ============================================= */

.account-hero { min-height: 100vh; display: flex; align-items: center; padding: 8rem 2rem 4rem; background: var(--black); }
.account-wrap { max-width: 480px; margin: 0 auto; width: 100%; }
.account-box { width: 100%; }
.account-header { margin-bottom: 2rem; }
.account-title { font-family: var(--font-display); font-size: clamp(2.5rem, 6vw, 4rem); line-height: 1; letter-spacing: 0.02em; color: var(--white); margin-bottom: 0.5rem; }
.account-sub { font-size: 0.9rem; color: var(--grey-4); line-height: 1.7; }
.account-flash { padding: 0.75rem 1.25rem; border-radius: var(--radius); font-size: 0.82rem; margin-bottom: 1.5rem; font-family: var(--font-mono); letter-spacing: 0.05em; }
.account-flash--success { background: rgba(158,220,47,0.1); border: 1px solid var(--accent); color: var(--accent); }
.account-flash--error   { background: rgba(220,60,60,0.1);  border: 1px solid #dc3c3c; color: #dc3c3c; }
.account-form { display: flex; flex-direction: column; gap: 1.25rem; margin-bottom: 1.5rem; }
.account-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.account-field { display: flex; flex-direction: column; gap: 0.4rem; }
.account-label { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--grey-4); }
.account-input { background: var(--grey-1); border: 1px solid var(--grey-3); color: var(--white); padding: 0.75rem 1rem; font-family: var(--font-body); font-size: 0.9rem; border-radius: var(--radius); outline: none; transition: border-color var(--transition); width: 100%; }
.account-input:focus { border-color: var(--accent); }
.account-input:disabled { opacity: 0.5; cursor: not-allowed; }
.account-input::placeholder { color: var(--grey-4); }
.account-hint { font-size: 0.72rem; color: var(--grey-4); font-family: var(--font-mono); letter-spacing: 0.05em; text-decoration: none; }
.account-hint:hover { color: var(--white); }
.account-footer-link { text-align: center; font-size: 0.82rem; color: var(--grey-4); margin-top: 1.5rem; }
.account-footer-link a { color: var(--accent); text-decoration: none; }
.account-footer-link a:hover { color: var(--accent-hero); }
@media (max-width: 480px) { .account-form-row { grid-template-columns: 1fr; } }

.nav__account { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); border: 1px solid rgba(158,220,47,0.3); padding: 0.4rem 1rem; border-radius: var(--radius); transition: var(--transition); flex-shrink: 0; }
.nav__account:hover { background: rgba(158,220,47,0.08); }
.nav__account-login { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--grey-4); transition: color var(--transition); flex-shrink: 0; }
.nav__account-login:hover { color: var(--white); }


/* =============================================
   PRODUCTS PAGE
   ============================================= */

.products-section { padding: 5rem 2rem; border-bottom: 1px solid var(--grey-3); }
.products-section__inner { max-width: 1280px; margin: 0 auto; }
.products-section__header { margin-bottom: 2rem; }
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--grey-3); border: 1px solid var(--grey-3); border-radius: 4px; overflow: hidden; }
.product-card-full { background: var(--grey-1); padding: 2rem; display: flex; flex-direction: column; gap: 0.75rem; transition: background var(--transition); }
.product-card-full:hover { background: var(--grey-2); }
.product-card-full__top { display: flex; justify-content: space-between; align-items: center; }
.product-card-full__category { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent); }
.product-card-full__tag--soon { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--grey-4); border: 1px solid var(--grey-3); padding: 0.2rem 0.6rem; border-radius: 100px; }
.product-card-full__price { font-family: var(--font-display); font-size: 1.5rem; color: var(--accent); line-height: 1; }
.product-card-full__name { font-family: var(--font-display); font-size: 1.5rem; letter-spacing: 0.03em; color: var(--white); line-height: 1.1; }
.product-card-full__tagline { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--grey-4); }
.product-card-full__desc { font-size: 0.85rem; color: var(--grey-5); line-height: 1.8; flex: 1; }
.product-card-full__protocol { display: flex; align-items: center; gap: 0.5rem; padding-top: 0.75rem; border-top: 1px solid var(--grey-3); }
.product-card-full__protocol-label { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--grey-4); }
.product-card-full__protocol-name { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.08em; color: var(--accent); text-decoration: none; transition: color var(--transition); }
.product-card-full__protocol-name:hover { color: var(--accent-hero); }
.product-card-full__footer { margin-top: 0.5rem; }
.product-card-full__email { flex: 1; background: var(--grey-2); border: 1px solid var(--grey-3); color: var(--white); padding: 0.6rem 0.85rem; font-family: var(--font-body); font-size: 0.82rem; border-radius: var(--radius); outline: none; transition: border-color var(--transition); min-width: 0; }
.product-card-full__email:focus { border-color: var(--accent); }
.product-card-full__email::placeholder { color: var(--grey-4); }
@media (max-width: 1024px) { .products-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .products-grid { grid-template-columns: 1fr; } }


/* =============================================
   SCIENCE PAGE
   ============================================= */

.science-stats-bar { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--grey-3); }
.science-stat-item { padding: 2rem; border-right: 1px solid var(--grey-3); }
.science-stat-item:last-child { border-right: none; }
.science-stat-item__value { font-family: var(--font-display); font-size: 2.8rem; color: var(--accent); line-height: 1; margin-bottom: 0.25rem; }
.science-stat-item__label { font-family: var(--font-body); font-size: 0.85rem; color: var(--white); line-height: 1.4; margin-bottom: 0.25rem; }
.science-stat-item__source { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.08em; color: var(--grey-4); }

.science-pillars-section { padding: 6rem 2rem; background: var(--black); border-bottom: 1px solid var(--grey-3); }
.science-pillars-section__inner { max-width: 1280px; margin: 0 auto; }
.science-pillars-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--grey-3); border: 1px solid var(--grey-3); margin-top: 3rem; }
.science-pillar-card { background: var(--grey-1); padding: 2rem; transition: background var(--transition); display: flex; flex-direction: column; gap: 0.75rem; }
.science-pillar-card:hover { background: var(--grey-2); }
.science-pillar-card__icon { font-size: 1.25rem; color: var(--accent); }
.science-pillar-card__title { font-family: var(--font-display); font-size: 1.4rem; letter-spacing: 0.03em; color: var(--white); line-height: 1.1; }
.science-pillar-card__subtitle { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.science-pillar-card__body { font-size: 0.82rem; color: var(--grey-5); line-height: 1.8; }

.science-studies-section { padding: 6rem 2rem; background: var(--grey-1); border-bottom: 1px solid var(--grey-3); }
.science-studies-section__inner { max-width: 1280px; margin: 0 auto; }
.science-studies-group { margin-top: 4rem; }
.science-studies-group__label { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--grey-4); margin-bottom: 1.5rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--grey-3); }
.science-studies-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--grey-3); border: 1px solid var(--grey-3); }
.science-study-card { background: var(--grey-1); padding: 2rem; display: flex; flex-direction: column; gap: 0.75rem; transition: background var(--transition); }
.science-study-card:hover { background: var(--grey-2); }
.science-study-card__top { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; }
.science-study-card__stat { display: flex; flex-direction: column; gap: 0.15rem; }
.science-study-card__stat-value { font-family: var(--font-display); font-size: 2rem; color: var(--accent); line-height: 1; }
.science-study-card__stat-label { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--grey-4); max-width: 160px; line-height: 1.4; }
.science-study-card__meta { display: flex; flex-direction: column; align-items: flex-end; gap: 0.25rem; }
.science-study-card__institution { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.08em; color: var(--grey-4); text-align: right; }
.science-study-card__year { font-family: var(--font-display); font-size: 1.2rem; color: var(--grey-3); line-height: 1; }
.science-study-card__title { font-family: var(--font-display); font-size: 1.2rem; letter-spacing: 0.02em; color: var(--white); line-height: 1.2; }
.science-study-card__finding { font-size: 0.85rem; color: var(--grey-5); line-height: 1.8; flex: 1; }
.science-study-card__journal { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--grey-4); }
.science-study-card__link { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); text-decoration: none; transition: color var(--transition); margin-top: 0.25rem; }
.science-study-card__link:hover { color: var(--accent-hero); }

.science-articles-section { padding: 6rem 2rem; background: var(--black); border-bottom: 1px solid var(--grey-3); }
.science-articles-section__inner { max-width: 1280px; margin: 0 auto; }
.science-articles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--grey-3); border: 1px solid var(--grey-3); margin-top: 3rem; }
.science-article-card { background: var(--grey-1); padding: 2rem; display: flex; flex-direction: column; gap: 0.75rem; transition: background var(--transition); }
.science-article-card:hover { background: var(--grey-2); }
.science-article-card__category { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent); }
.science-article-card__title { font-family: var(--font-display); font-size: 1.4rem; letter-spacing: 0.02em; color: var(--white); line-height: 1.2; }
.science-article-card__excerpt { font-size: 0.85rem; color: var(--grey-5); line-height: 1.8; flex: 1; }
.science-article-card__link { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--white); text-decoration: none; transition: color var(--transition); }
.science-article-card__link:hover { color: var(--accent); }

@media (max-width: 1024px) {
    .science-stats-bar { grid-template-columns: repeat(2, 1fr); }
    .science-pillars-grid { grid-template-columns: repeat(2, 1fr); }
    .science-articles-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .science-stats-bar { grid-template-columns: 1fr; }
    .science-studies-list { grid-template-columns: 1fr; }
    .science-articles-grid { grid-template-columns: 1fr; }
    .science-pillars-grid { grid-template-columns: 1fr; }
}


/* =============================================
   ABOUT PAGE
   ============================================= */

/* Mission */
.about-mission {
    padding: 6rem 2rem;
    background: var(--black);
    border-bottom: 1px solid var(--grey-3);
}
.about-mission__inner {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: start;
}
.about-mission__heading {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1;
    letter-spacing: 0.02em;
    color: var(--white);
    margin-top: 1rem;
}
.about-mission__body {
    font-size: 1rem;
    color: var(--grey-5);
    line-height: 1.9;
}

/* The Filter */
.about-filter {
    padding: 8rem 2rem;
    background: var(--accent-hero);
}
.about-filter__inner {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}
.about-filter__label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: rgba(0,0,0,0.5);
    display: block;
    margin-bottom: 2rem;
}
.about-filter__quote {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 4rem);
    line-height: 1.1;
    letter-spacing: 0.02em;
    color: #000;
    font-style: normal;
    margin-bottom: 1.5rem;
}
.about-filter__sub {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(0,0,0,0.6);
}

/* Values */
.about-values {
    padding: 6rem 2rem;
    background: var(--grey-1);
    border-bottom: 1px solid var(--grey-3);
}
.about-values__inner {
    max-width: 1280px;
    margin: 0 auto;
}
.about-values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--grey-3);
    border: 1px solid var(--grey-3);
    margin-top: 3rem;
}
.about-value-card {
    background: var(--grey-1);
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: background var(--transition);
}
.about-value-card:hover { background: var(--grey-2); }
.about-value-card__icon {
    font-size: 1.5rem;
    color: var(--accent);
}
.about-value-card__title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 0.03em;
    color: var(--white);
}
.about-value-card__body {
    font-size: 0.85rem;
    color: var(--grey-5);
    line-height: 1.8;
}

/* Why */
.about-why {
    padding: 6rem 2rem;
    background: var(--black);
    border-bottom: 1px solid var(--grey-3);
}
.about-why__inner {
    max-width: 860px;
    margin: 0 auto;
}
.about-why__label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--grey-4);
    margin-bottom: 1rem;
    display: block;
}
.about-why__heading {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1;
    letter-spacing: 0.02em;
    color: var(--white);
    margin-bottom: 2rem;
}
.about-why__body {
    font-size: 1rem;
    color: var(--grey-5);
    line-height: 1.9;
}

/* Philosophy */
.about-philosophy {
    padding: 6rem 2rem;
    background: var(--grey-1);
    border-bottom: 1px solid var(--grey-3);
}
.about-philosophy__inner {
    max-width: 1280px;
    margin: 0 auto;
}
.about-philosophy__body {
    font-size: 1rem;
    color: var(--grey-5);
    line-height: 1.9;
    max-width: 800px;
    margin-top: 1rem;
}

/* Team */
.about-team {
    padding: 6rem 2rem;
    background: var(--black);
    border-bottom: 1px solid var(--grey-3);
}
.about-team__inner { max-width: 1280px; margin: 0 auto; }
.about-team-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--grey-3);
    border: 1px solid var(--grey-3);
    margin-top: 3rem;
}
.about-team-card {
    background: var(--grey-1);
    padding: 2.5rem;
    display: flex;
    gap: 2rem;
    transition: background var(--transition);
}
.about-team-card:hover { background: var(--grey-2); }
.about-team-card__avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--grey-3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--accent);
    flex-shrink: 0;
}
.about-team-card__image {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}
.about-team-card__image img { width: 100%; height: 100%; object-fit: cover; }
.about-team-card__content { display: flex; flex-direction: column; gap: 0.5rem; }
.about-team-card__name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 0.03em;
    color: var(--white);
}
.about-team-card__role {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
}
.about-team-card__bio {
    font-size: 0.85rem;
    color: var(--grey-5);
    line-height: 1.8;
    flex: 1;
}
.about-team-card__links {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
}
.about-team-card__link {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--grey-4);
    text-decoration: none;
    transition: color var(--transition);
}
.about-team-card__link:hover { color: var(--accent); }

/* Timeline */
.about-timeline {
    padding: 6rem 2rem;
    background: var(--grey-1);
    border-bottom: 1px solid var(--grey-3);
}
.about-timeline__inner { max-width: 860px; margin: 0 auto; }
.about-timeline-list {
    margin-top: 3rem;
    display: flex;
    flex-direction: column;
}
.about-milestone {
    display: grid;
    grid-template-columns: 100px 24px 1fr;
    gap: 1.5rem;
    align-items: flex-start;
}
.about-milestone__left {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.2rem;
    padding-top: 0.15rem;
}
.about-milestone__year {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--accent);
    line-height: 1;
}
.about-milestone__month {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--grey-4);
}
.about-milestone__connector {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.about-milestone__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
    margin-top: 0.3rem;
}
.about-milestone__line {
    width: 1px;
    flex: 1;
    min-height: 40px;
    background: var(--grey-3);
    margin: 6px 0;
}
.about-milestone__content { padding-bottom: 2.5rem; }
.about-milestone__title {
    font-family: var(--font-display);
    font-size: 1.4rem;
    letter-spacing: 0.03em;
    color: var(--white);
    margin-bottom: 0.5rem;
}
.about-milestone__body {
    font-size: 0.85rem;
    color: var(--grey-5);
    line-height: 1.8;
}

/* Press */
.about-press {
    padding: 6rem 2rem;
    background: var(--black);
    border-bottom: 1px solid var(--grey-3);
}
.about-press__inner { max-width: 1280px; margin: 0 auto; }
.about-press-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--grey-3);
    border: 1px solid var(--grey-3);
    margin-top: 3rem;
    margin-bottom: 2rem;
}
.about-press-card {
    background: var(--grey-1);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: background var(--transition);
}
.about-press-card:hover { background: var(--grey-2); }
.about-press-card__publication {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
}
.about-press-card__headline {
    font-family: var(--font-display);
    font-size: 1.3rem;
    letter-spacing: 0.02em;
    color: var(--white);
    line-height: 1.2;
}
.about-press-card__excerpt {
    font-size: 0.82rem;
    color: var(--grey-5);
    line-height: 1.8;
    flex: 1;
}
.about-press-card__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0.75rem;
    border-top: 1px solid var(--grey-3);
}
.about-press-card__date {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    letter-spacing: 0.08em;
    color: var(--grey-4);
}
.about-press-card__link {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition);
}
.about-press-card__link:hover { color: var(--accent-hero); }
.about-press-contact {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem 2rem;
    background: var(--grey-1);
    border: 1px solid var(--grey-3);
}
.about-press-contact__text {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--grey-4);
}
.about-press-contact__email {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition);
}
.about-press-contact__email:hover { color: var(--accent-hero); }

/* Responsive */
@media (max-width: 1024px) {
    .about-mission__inner { grid-template-columns: 1fr; gap: 2rem; }
    .about-values-grid { grid-template-columns: repeat(2, 1fr); }
    .about-press-grid { grid-template-columns: repeat(2, 1fr); }
    .about-team-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .about-values-grid { grid-template-columns: 1fr; }
    .about-press-grid { grid-template-columns: 1fr; }
    .about-milestone { grid-template-columns: 70px 20px 1fr; gap: 1rem; }
    .about-team-card { flex-direction: column; }
}


/* ---- MOBILE MENU ---- */
.nav__mobile-menu {
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--black);
    border-bottom: 1px solid var(--grey-3);
    padding: 1rem 0;
    z-index: 99;
}

.nav__mobile-menu a {
    display: block;
    padding: 0.85rem 2rem;
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--grey-4);
    letter-spacing: 0.05em;
    transition: color var(--transition), background var(--transition);
}

.nav__mobile-menu a:hover {
    color: var(--white);
    background: var(--grey-1);
}

.nav__mobile-cta {
    color: var(--accent-hero) !important;
    font-weight: 500 !important;
}

.nav__mobile-divider {
    height: 1px;
    background: var(--grey-3);
    margin: 0.5rem 2rem;
}

.nav__mobile-theme {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.85rem 2rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--grey-4);
    font-size: 0.82rem;
    text-align: left;
    transition: color var(--transition);
}

.nav__mobile-theme:hover { color: var(--white); }

/* Hamburger active state */
.nav__hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.nav__hamburger.active span:nth-child(2) { opacity: 0; }
.nav__hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }