/* ==========================================================================
   Bienestar Platino - Sistema visual
   ========================================================================== */

:root {
    --color-bg: #f7f9fa;
    --color-surface: #ffffff;
    --color-text: #0f1227;
    --color-muted: #667085;
    --color-primary: #1d2452;
    --color-primary-soft: #e7e8f2;
    --color-accent: #5769df;
    --color-platinum: #d7dee8;
    --color-gold: #b89b5e;
    --color-border: #e5e7eb;
    --color-dark: #161b3e;
    --color-whatsapp: #25d366;
    --color-whatsapp-dark: #128c7e;
    --color-error: #b42318;
    --color-success: #4054c7;

    --font-sans: Inter, Manrope, "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --container: 1180px;
    --header-height: 80px;
    --radius-small: 12px;
    --radius-medium: 20px;
    --radius-large: 32px;
    --shadow-small: 0 10px 30px rgba(29, 36, 82, 0.08);
    --shadow-medium: 0 24px 70px rgba(17, 22, 56, 0.13);
    --transition: 180ms ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
    margin: 0;
    color: var(--color-text);
    background: var(--color-bg);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

body.menu-open {
    overflow: hidden;
}

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

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

button,
input,
select,
textarea {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

:focus-visible {
    outline: 3px solid #5769df;
    outline-offset: 4px;
}

::selection {
    color: var(--color-surface);
    background: #5769df;
}

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

h1,
h2,
h3 {
    color: var(--color-text);
    line-height: 1.12;
    letter-spacing: -0.035em;
}

h1 {
    max-width: 780px;
    margin-bottom: 24px;
    font-size: clamp(2.55rem, 6vw, 5.25rem);
    font-weight: 680;
}

h2 {
    margin-bottom: 20px;
    font-size: clamp(2rem, 4.2vw, 3.75rem);
    font-weight: 650;
}

h3 {
    margin-bottom: 12px;
    font-size: clamp(1.15rem, 2vw, 1.4rem);
    font-weight: 650;
}

p {
    color: var(--color-muted);
}

.container {
    width: min(calc(100% - 40px), var(--container));
    margin-inline: auto;
}

.section {
    position: relative;
    padding-block: clamp(78px, 10vw, 140px);
}

.section-soft {
    background: linear-gradient(180deg, #eef0f9 0%, var(--color-bg) 100%);
}

.section-dark {
    color: var(--color-surface);
    background:
        radial-gradient(circle at 10% 15%, rgba(87, 105, 223, 0.22), transparent 30%),
        radial-gradient(circle at 90% 80%, rgba(139, 153, 235, 0.16), transparent 28%),
        var(--color-dark);
}

.section-dark h2,
.section-dark h3,
.contact-section h2 {
    color: var(--color-surface);
}

.section-dark p,
.contact-section p {
    color: rgba(255, 255, 255, 0.68);
}

.section-heading {
    max-width: 770px;
    margin-bottom: 56px;
}

.section-heading-centered {
    margin-inline: auto;
    text-align: center;
}

.section-heading > p:last-child {
    max-width: 700px;
    margin-bottom: 0;
    font-size: clamp(1rem, 1.6vw, 1.16rem);
}

.section-heading-centered > p:last-child {
    margin-inline: auto;
}

.science-patent-note {
    margin-top: 18px !important;
    padding: 15px 18px;
    border: 1px solid #d8ddf4;
    border-radius: 14px;
    color: var(--color-primary) !important;
    background: rgba(231, 232, 242, 0.72);
    font-size: 0.9rem !important;
}

.science-context-note {
    margin-top: 12px !important;
    color: var(--color-muted) !important;
    font-size: 0.9rem !important;
}

.eyebrow {
    margin-bottom: 16px;
    color: var(--color-primary);
    font-size: 0.76rem;
    font-weight: 750;
    letter-spacing: 0.16em;
    line-height: 1.3;
    text-transform: uppercase;
}

.eyebrow-light {
    color: #5769df;
}

.skip-link {
    position: fixed;
    z-index: 9999;
    top: 12px;
    left: 12px;
    padding: 12px 18px;
    border-radius: 10px;
    color: var(--color-surface);
    background: var(--color-primary);
    transform: translateY(-160%);
    transition: transform var(--transition);
}

.skip-link:focus {
    transform: translateY(0);
}

/* ==========================================================================
   Botones y enlaces
   ========================================================================== */

.button-group,
.document-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
}

.button {
    display: inline-flex;
    min-height: 52px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 13px 21px;
    border: 1px solid transparent;
    border-radius: 14px;
    cursor: pointer;
    font-size: 0.96rem;
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    transition:
        transform var(--transition),
        box-shadow var(--transition),
        border-color var(--transition),
        background-color var(--transition);
}

.button:hover {
    transform: translateY(-2px);
}

.button-primary {
    color: var(--color-surface);
    background: var(--color-primary);
    box-shadow: 0 12px 28px rgba(29, 36, 82, 0.2);
}

.button-primary:hover {
    background: #141a42;
    box-shadow: 0 16px 34px rgba(29, 36, 82, 0.28);
}

.button-secondary {
    border-color: rgba(29, 36, 82, 0.2);
    color: var(--color-primary);
    background: rgba(255, 255, 255, 0.76);
}

.button-secondary:hover {
    border-color: rgba(29, 36, 82, 0.4);
    background: var(--color-surface);
}

.button-whatsapp {
    color: var(--color-surface);
    background: var(--color-whatsapp);
    box-shadow: 0 12px 28px rgba(37, 211, 102, 0.22);
}

.button-whatsapp:hover {
    background: var(--color-whatsapp-dark);
    box-shadow: 0 16px 34px rgba(18, 140, 126, 0.3);
}

.button-whatsapp:focus-visible {
    outline-color: rgba(37, 211, 102, 0.7);
}

.button-whatsapp img {
    width: 22px;
    height: 22px;
    object-fit: contain;
    color: currentColor;
}

.button-small {
    min-height: 44px;
    padding: 10px 16px;
    border-radius: 12px;
    font-size: 0.9rem;
}

.button-light {
    color: var(--color-primary);
    background: var(--color-surface);
    box-shadow: 0 16px 35px rgba(0, 0, 0, 0.15);
}

.button-light:hover {
    background: #f0f2fb;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: var(--color-primary);
    font-weight: 750;
}

.text-link span {
    transition: transform var(--transition);
}

.text-link:hover span {
    transform: translateX(4px);
}

/* ==========================================================================
   Header y navegación
   ========================================================================== */

.site-header {
    position: fixed;
    z-index: 1000;
    top: 0;
    right: 0;
    left: 0;
    height: var(--header-height);
    border-bottom: 1px solid transparent;
    transition:
        height var(--transition),
        border-color var(--transition),
        background-color var(--transition),
        box-shadow var(--transition);
}

.site-header.is-scrolled {
    height: 70px;
    border-color: rgba(29, 36, 82, 0.1);
    background: rgba(247, 249, 250, 0.85);
    box-shadow: 0 8px 30px rgba(17, 22, 56, 0.06);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.header-inner {
    display: flex;
    height: 100%;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: inline-flex;
    min-width: max-content;
    align-items: center;
    gap: 12px;
}

.brand-logo {
    width: 48px;
    height: 48px;
    object-fit: contain;
    filter: drop-shadow(0 6px 14px rgba(17, 22, 56, 0.14));
}

.brand-copy {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.brand-copy strong {
    font-size: 0.98rem;
    letter-spacing: -0.02em;
}

.brand-copy small {
    margin-top: 4px;
    color: var(--color-muted);
    font-size: 0.69rem;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.header-nav > a:not(.button) {
    position: relative;
    color: #344054;
    font-size: 0.9rem;
    font-weight: 650;
}

.header-nav > a:not(.button)::after {
    position: absolute;
    right: 0;
    bottom: -8px;
    left: 0;
    height: 2px;
    border-radius: 99px;
    background: var(--color-accent);
    content: "";
    transform: scaleX(0);
    transition: transform var(--transition);
}

.header-nav > a:not(.button):hover::after,
.header-nav > a.is-active:not(.button)::after {
    transform: scaleX(1);
}

.menu-toggle {
    display: none;
    width: 46px;
    height: 46px;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.85);
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    margin: 5px auto;
    border-radius: 99px;
    background: var(--color-primary);
    transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero-section {
    position: relative;
    display: flex;
    min-height: min(920px, 100svh);
    align-items: center;
    overflow: hidden;
    padding-top: calc(var(--header-height) + 58px);
    padding-bottom: 90px;
    isolation: isolate;
}

.hero-background {
    position: absolute;
    z-index: -3;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(247, 249, 250, 0.98) 0%, rgba(247, 249, 250, 0.94) 42%, rgba(247, 249, 250, 0.42) 100%),
        url("") center right / cover no-repeat;
    filter: saturate(0.72) hue-rotate(22deg);
    opacity: 0.56;
}

.hero-section::after {
    position: absolute;
    z-index: -2;
    right: -16%;
    bottom: -40%;
    width: 720px;
    height: 720px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(87, 105, 223, 0.2), rgba(87, 105, 223, 0) 68%);
    content: "";
}

.hero-layout {
    display: grid;
    align-items: center;
    gap: clamp(44px, 6vw, 86px);
    grid-template-columns: minmax(0, 1.07fr) minmax(380px, 0.93fr);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-lead {
    max-width: 720px;
    margin-bottom: 18px;
    color: #344054;
    font-size: clamp(1.08rem, 1.8vw, 1.28rem);
    line-height: 1.62;
}

.educational-note {
    display: flex;
    max-width: 660px;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 30px;
    font-size: 0.88rem;
}

.educational-note::before {
    width: 7px;
    height: 7px;
    flex: 0 0 auto;
    margin-top: 8px;
    border-radius: 50%;
    background: var(--color-gold);
    content: "";
}

.trust-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 32px 0 0;
    padding: 0;
    list-style: none;
}

.trust-list li {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border: 1px solid rgba(29, 36, 82, 0.11);
    border-radius: 999px;
    color: #344054;
    background: rgba(255, 255, 255, 0.7);
    font-size: 0.76rem;
    font-weight: 650;
    backdrop-filter: blur(8px);
}

.trust-list li::before {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    content: "";
}

.hero-visual {
    position: relative;
    will-change: transform;
}

.hero-image-frame {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: 34px;
    background: var(--color-surface);
    box-shadow: var(--shadow-medium);
    transform: rotate(1.5deg);
}

.hero-image-frame::after {
    position: absolute;
    inset: 0;
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: inherit;
    content: "";
    pointer-events: none;
}

.hero-image-frame > img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.visual-caption {
    position: absolute;
    right: 18px;
    bottom: 18px;
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 10px 14px;
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 999px;
    color: var(--color-surface);
    background: rgba(17, 22, 56, 0.78);
    font-size: 0.76rem;
    font-weight: 650;
    backdrop-filter: blur(12px);
}

.caption-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 0 0 5px rgba(87, 105, 223, 0.18);
}

.hero-orb,
.molecule-mark {
    position: absolute;
    border: 1px solid rgba(87, 105, 223, 0.22);
    border-radius: 50%;
    pointer-events: none;
}

.hero-orb {
    z-index: -1;
    width: 110px;
    height: 110px;
    background: rgba(255, 255, 255, 0.25);
    box-shadow: inset 0 0 30px rgba(87, 105, 223, 0.16);
    animation: float 8s ease-in-out infinite;
}

.hero-orb-one {
    top: 18%;
    right: 8%;
}

.hero-orb-two {
    right: 42%;
    bottom: 8%;
    width: 62px;
    height: 62px;
    animation-delay: -3s;
}

.molecule-mark {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.38);
    box-shadow: 0 10px 26px rgba(29, 36, 82, 0.1);
    backdrop-filter: blur(6px);
}

.molecule-mark::before,
.molecule-mark::after {
    position: absolute;
    width: 14px;
    height: 14px;
    border: 1px solid rgba(87, 105, 223, 0.38);
    border-radius: 50%;
    background: var(--color-surface);
    content: "";
}

.molecule-mark::before {
    top: -10px;
    right: 4px;
}

.molecule-mark::after {
    bottom: 2px;
    left: -10px;
}

.molecule-mark-one {
    top: -28px;
    right: -24px;
}

.molecule-mark-two {
    bottom: -20px;
    left: -28px;
    width: 52px;
    height: 52px;
}

@keyframes float {
    0%,
    100% {
        transform: translate3d(0, 0, 0);
    }
    50% {
        transform: translate3d(0, -14px, 0);
    }
}

/* ==========================================================================
   Problema
   ========================================================================== */

.problem-section {
    border-top: 1px solid rgba(29, 36, 82, 0.08);
    background: var(--color-surface);
}

.problem-layout {
    display: grid;
    align-items: end;
    gap: 80px;
    grid-template-columns: 1.1fr 0.9fr;
}

.problem-layout .section-heading {
    margin-bottom: 0;
}

.problem-copy {
    padding-left: 30px;
    border-left: 1px solid var(--color-platinum);
}

.problem-copy p {
    margin-bottom: 26px;
    font-size: 1.08rem;
}

/* ==========================================================================
   Ciencia y tarjetas
   ========================================================================== */

.science-definition-card {
    display: grid;
    max-width: 920px;
    align-items: center;
    gap: 24px;
    margin: -18px auto 36px;
    padding: 24px 28px;
    border: 1px solid rgba(87, 105, 223, 0.22);
    border-radius: var(--radius-medium);
    background:
        linear-gradient(135deg, rgba(87, 105, 223, 0.1), rgba(255, 255, 255, 0.86)),
        var(--color-surface);
    box-shadow: 0 14px 36px rgba(29, 36, 82, 0.06);
    grid-template-columns: auto 1fr;
}

.science-definition-mark {
    display: grid;
    width: 68px;
    height: 68px;
    border: 1px solid rgba(87, 105, 223, 0.3);
    border-radius: 50%;
    color: var(--color-primary);
    font-family: Georgia, serif;
    font-size: 1.05rem;
    background: rgba(255, 255, 255, 0.72);
    place-items: center;
}

.science-definition-card h3 {
    margin-bottom: 7px;
    font-size: 1.08rem;
}

.science-definition-card p {
    margin-bottom: 0;
    font-size: 0.9rem;
}

.feature-grid {
    display: grid;
    gap: 18px;
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-card {
    position: relative;
    min-height: 240px;
    overflow: hidden;
    padding: 28px;
    border: 1px solid rgba(29, 36, 82, 0.1);
    border-radius: var(--radius-medium);
    background: rgba(255, 255, 255, 0.82);
    box-shadow: 0 12px 35px rgba(29, 36, 82, 0.04);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.feature-card:hover {
    border-color: rgba(87, 105, 223, 0.42);
    box-shadow: var(--shadow-small);
    transform: translateY(-5px);
}

.feature-card::after {
    position: absolute;
    right: -35px;
    bottom: -50px;
    width: 120px;
    height: 120px;
    border: 1px solid rgba(87, 105, 223, 0.18);
    border-radius: 50%;
    content: "";
}

.feature-number {
    display: block;
    margin-bottom: 48px;
    color: var(--color-accent);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.12em;
}

.feature-card p {
    margin-bottom: 0;
    font-size: 0.92rem;
}

/* ==========================================================================
   Glutatión
   ========================================================================== */

.glutathione-section {
    background: var(--color-surface);
}

.split-layout {
    display: grid;
    align-items: center;
    gap: clamp(56px, 8vw, 110px);
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
}

.science-visual {
    position: relative;
}

.science-visual > img {
    width: 100%;
    aspect-ratio: 1 / 1;
    border-radius: var(--radius-large);
    object-fit: cover;
    box-shadow: var(--shadow-medium);
}

.science-visual-label {
    position: absolute;
    right: 22px;
    bottom: 22px;
    left: 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 16px 18px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 16px;
    color: var(--color-surface);
    background: rgba(17, 22, 56, 0.78);
    backdrop-filter: blur(12px);
}

.science-visual-label strong {
    font-size: 1.05rem;
}

.science-visual-label span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.75rem;
    text-align: right;
}

.split-content > p:not(.eyebrow) {
    max-width: 620px;
    font-size: 1.08rem;
}

.definition-card {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-top: 36px;
    padding: 22px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    background: var(--color-bg);
}

.definition-card img {
    width: 64px;
    height: 64px;
    flex: 0 0 auto;
    border-radius: 16px;
    object-fit: cover;
}

.definition-card h3 {
    margin-bottom: 6px;
    font-size: 1rem;
}

.definition-card p {
    margin-bottom: 0;
    font-size: 0.88rem;
}

/* ==========================================================================
   Bento
   ========================================================================== */

.bento-grid {
    display: grid;
    gap: 18px;
    grid-auto-rows: minmax(245px, auto);
    grid-template-areas:
        "route route route process process process"
        "route route route cysteine cysteine cysteine"
        "glutathione glutathione amino amino guidance guidance";
    grid-template-columns: repeat(6, minmax(0, 1fr));
}

.bento-card {
    position: relative;
    display: flex;
    min-height: 245px;
    flex-direction: column;
    justify-content: flex-end;
    overflow: hidden;
    padding: clamp(26px, 3vw, 34px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-medium);
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.045));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
    transition:
        transform var(--transition),
        border-color var(--transition),
        background-color var(--transition),
        box-shadow var(--transition);
}

.bento-card:hover {
    border-color: rgba(139, 153, 235, 0.4);
    background: rgba(255, 255, 255, 0.085);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        0 18px 44px rgba(0, 0, 0, 0.16);
    transform: translateY(-4px);
}

.bento-card p {
    max-width: 520px;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.68);
    font-size: 0.94rem;
}

.bento-card-route {
    min-height: 510px;
    justify-content: space-between;
    background:
        radial-gradient(circle at 80% 18%, rgba(87, 105, 223, 0.23), transparent 30%),
        linear-gradient(145deg, rgba(87, 105, 223, 0.2), rgba(255, 255, 255, 0.055));
    grid-area: route;
}

.bento-card-route h3 {
    max-width: 520px;
    font-size: clamp(1.9rem, 3vw, 2.8rem);
}

.bento-card-process {
    grid-area: process;
}

.bento-card-cysteine {
    grid-area: cysteine;
}

.bento-card-glutathione {
    grid-area: glutathione;
}

.bento-card-amino {
    grid-area: amino;
}

.bento-card-guidance {
    display: grid;
    align-items: center;
    gap: 22px;
    grid-template-columns: auto 1fr;
    grid-area: guidance;
}

.bento-card-cysteine,
.bento-card-guidance {
    background: linear-gradient(145deg, rgba(87, 105, 223, 0.3), rgba(29, 36, 82, 0.5));
}

.bento-kicker {
    display: block;
    margin-bottom: 28px;
    color: #aeb8f5;
    font-size: 0.72rem;
    font-weight: 750;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.bento-card-route .bento-kicker,
.bento-card-guidance .bento-kicker {
    margin-bottom: 16px;
}

.bento-icon {
    display: grid;
    width: 76px;
    height: 76px;
    place-items: center;
    margin-bottom: 34px;
    border: 1px solid rgba(139, 153, 235, 0.42);
    border-radius: 50%;
    color: #aeb8f5;
    font-family: Georgia, serif;
    font-size: 1.2rem;
}

.nutrition-route {
    position: relative;
    display: grid;
    gap: 14px;
    margin-top: 34px;
    padding-top: 28px;
}

.nutrition-route::before {
    position: absolute;
    top: 0;
    left: 17px;
    width: 2px;
    height: calc(100% - 23px);
    border-radius: 99px;
    background: rgba(174, 184, 245, 0.22);
    content: "";
}

.nutrition-route::after {
    position: absolute;
    top: 0;
    left: 17px;
    width: 2px;
    height: 0;
    border-radius: 99px;
    background: linear-gradient(180deg, #aeb8f5, var(--color-accent));
    content: "";
}

.is-visible .nutrition-route::after {
    animation: route-grow 1100ms ease 260ms forwards;
}

.route-step {
    position: relative;
    display: flex;
    min-height: 40px;
    align-items: center;
    gap: 12px;
    padding-left: 52px;
    color: rgba(255, 255, 255, 0.86);
    font-size: 0.88rem;
    font-weight: 700;
}

.route-step::before {
    position: absolute;
    left: 7px;
    width: 22px;
    height: 22px;
    border: 1px solid rgba(174, 184, 245, 0.45);
    border-radius: 50%;
    background: #202858;
    box-shadow: 0 0 0 8px rgba(87, 105, 223, 0.08);
    content: "";
}

.route-step::after {
    position: absolute;
    left: 14px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #aeb8f5;
    content: "";
}

.protein-rings {
    position: absolute;
    top: 26px;
    right: 24px;
    width: 100px;
    height: 100px;
}

.protein-rings span {
    position: absolute;
    inset: 0;
    border: 1px solid rgba(139, 153, 235, 0.3);
    border-radius: 45% 55% 52% 48%;
    animation: slow-spin 14s linear infinite;
}

.protein-rings span:nth-child(2) {
    inset: 16px;
    animation-direction: reverse;
    animation-duration: 10s;
}

.protein-rings span:nth-child(3) {
    inset: 34px;
    border-radius: 50%;
    background: rgba(87, 105, 223, 0.14);
}

.bento-card-guidance img {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    object-fit: cover;
}

@keyframes route-grow {
    to {
        height: calc(100% - 23px);
    }
}

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

/* ==========================================================================
   Evidencia
   ========================================================================== */

.evidence-section {
    background: var(--color-surface);
}

.evidence-layout {
    display: grid;
    align-items: center;
    gap: clamp(50px, 8vw, 100px);
    grid-template-columns: 1fr 0.9fr;
}

.evidence-content > p:not(.eyebrow) {
    font-size: 1.05rem;
}

.compliance-callout {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    margin-top: 30px;
    padding: 20px;
    border: 1px solid #d8ddf4;
    border-radius: var(--radius-medium);
    background: #f3f5fc;
}

.compliance-callout img {
    width: 52px;
    height: 52px;
    flex: 0 0 auto;
    border-radius: 14px;
    object-fit: cover;
}

.compliance-callout p {
    margin-bottom: 0;
    font-size: 0.89rem;
}

.compliance-callout strong {
    color: var(--color-primary);
}

.evidence-visual {
    margin: 0;
}

.evidence-visual img {
    width: 100%;
    aspect-ratio: 4 / 3;
    border-radius: var(--radius-large);
    object-fit: cover;
    box-shadow: var(--shadow-medium);
}

.evidence-visual figcaption {
    margin-top: 12px;
    color: var(--color-muted);
    font-size: 0.8rem;
}

.evidence-types {
    display: grid;
    margin-top: 66px;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    grid-template-columns: repeat(4, 1fr);
}

.evidence-type {
    min-height: 145px;
    padding: 25px 22px;
    border-right: 1px solid var(--color-border);
}

.evidence-type:last-child {
    border-right: 0;
}

.evidence-type span {
    display: block;
    margin-bottom: 28px;
    color: var(--color-accent);
    font-size: 0.72rem;
    font-weight: 800;
}

.evidence-type h3 {
    margin-bottom: 0;
    font-size: 1rem;
}

.document-actions {
    margin-top: 36px;
}

.document-actions .text-link {
    margin-left: auto;
}

/* ==========================================================================
   Orientación
   ========================================================================== */

.steps-list {
    display: grid;
    margin: 0;
    padding: 0;
    list-style: none;
    counter-reset: orientation-steps;
    grid-template-columns: repeat(4, 1fr);
}

.step-card {
    position: relative;
    min-height: 250px;
    padding: 30px 28px;
    border-top: 1px solid rgba(29, 36, 82, 0.18);
}

.step-card:not(:last-child) {
    border-right: 1px solid rgba(29, 36, 82, 0.12);
}

.step-number {
    display: grid;
    width: 43px;
    height: 43px;
    place-items: center;
    margin-bottom: 48px;
    border-radius: 50%;
    color: var(--color-primary);
    background: var(--color-primary-soft);
    font-size: 0.72rem;
    font-weight: 800;
}

.step-card p {
    margin-bottom: 0;
    font-size: 0.9rem;
}

.range-note {
    display: grid;
    align-items: center;
    gap: 32px;
    margin-top: 46px;
    padding: 28px 30px;
    border: 1px solid rgba(29, 36, 82, 0.12);
    border-radius: var(--radius-medium);
    background: var(--color-surface);
    box-shadow: var(--shadow-small);
    grid-template-columns: auto minmax(280px, 1fr) auto;
}

.range-label {
    margin-bottom: 2px;
    color: var(--color-muted);
    font-size: 0.7rem;
    font-weight: 750;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.range-value {
    margin-bottom: 0;
    color: var(--color-primary);
    font-size: 1.55rem;
    font-weight: 750;
    letter-spacing: -0.04em;
}

.range-value small {
    font-size: 0.72rem;
    letter-spacing: 0;
}

.range-note > p {
    margin-bottom: 0;
    font-size: 0.86rem;
}

/* ==========================================================================
   Consultor
   ========================================================================== */

.consultant-section {
    background:
        radial-gradient(circle at 15% 70%, rgba(87, 105, 223, 0.13), transparent 25%),
        var(--color-surface);
}

.consultant-card {
    display: grid;
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-large);
    background: var(--color-bg);
    box-shadow: var(--shadow-medium);
    grid-template-columns: minmax(300px, 0.8fr) minmax(0, 1.2fr);
}

.consultant-photo-placeholder {
    position: relative;
    display: grid;
    min-height: 540px;
    place-content: center;
    overflow: hidden;
    color: rgba(255, 255, 255, 0.76);
    background:
        radial-gradient(circle at 52% 35%, rgba(255, 255, 255, 0.15) 0 11%, transparent 11.5%),
        radial-gradient(ellipse at 52% 84%, rgba(255, 255, 255, 0.12) 0 31%, transparent 31.5%),
        linear-gradient(145deg, #2b3572, #111638);
    text-align: center;
}

.consultant-photo-placeholder::before,
.consultant-photo-placeholder::after {
    position: absolute;
    border: 1px solid rgba(139, 153, 235, 0.2);
    border-radius: 50%;
    content: "";
}

.consultant-photo-placeholder::before {
    top: -80px;
    right: -80px;
    width: 260px;
    height: 260px;
}

.consultant-photo-placeholder::after {
    bottom: -120px;
    left: -100px;
    width: 330px;
    height: 330px;
}

.consultant-photo-placeholder span {
    color: rgba(255, 255, 255, 0.28);
    font-size: 5rem;
    font-weight: 300;
    letter-spacing: -0.08em;
}

.consultant-photo-placeholder small {
    display: block;
    margin-top: 12px;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.consultant-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: clamp(38px, 6vw, 76px);
}

.consultant-label {
    margin-bottom: 12px;
    color: var(--color-accent);
    font-size: 0.73rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.consultant-content h3 {
    margin-bottom: 6px;
    font-size: clamp(1.8rem, 3vw, 2.7rem);
}

.consultant-role {
    font-size: 0.9rem;
}

.consultant-intro {
    max-width: 620px;
    margin: 10px 0 0;
    color: var(--color-muted);
    font-size: 0.92rem;
}

.consultant-content blockquote {
    margin: 28px 0;
    padding-left: 22px;
    border-left: 2px solid var(--color-gold);
    color: #344054;
    font-size: 1.04rem;
    font-style: normal;
    line-height: 1.72;
}

.independence-note {
    max-width: 900px;
    margin: 24px auto 0;
    color: var(--color-muted);
    font-size: 0.78rem;
    text-align: center;
}

.badge-list {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin: 0 0 32px;
    padding: 0;
    list-style: none;
}

.badge-list li {
    padding: 7px 11px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    color: var(--color-primary);
    background: var(--color-surface);
    font-size: 0.74rem;
    font-weight: 650;
}

/* ==========================================================================
   Contacto y formulario
   ========================================================================== */

.contact-section {
    background:
        radial-gradient(circle at 15% 20%, rgba(87, 105, 223, 0.24), transparent 28%),
        var(--color-dark);
}

.contact-layout {
    display: grid;
    align-items: start;
    gap: clamp(55px, 8vw, 110px);
    grid-template-columns: minmax(0, 0.82fr) minmax(540px, 1.18fr);
}

.contact-intro {
    position: sticky;
    top: 110px;
}

.contact-intro > p:not(.eyebrow) {
    max-width: 480px;
    font-size: 1.05rem;
}

.contact-benefits {
    display: grid;
    gap: 13px;
    margin: 34px 0 0;
    padding: 0;
    color: rgba(255, 255, 255, 0.78);
    list-style: none;
}

.contact-benefits li {
    display: flex;
    align-items: center;
    gap: 12px;
}

.contact-benefits li::before {
    width: 8px;
    height: 8px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 0 0 5px rgba(87, 105, 223, 0.14);
    content: "";
}

.form-panel {
    padding: clamp(26px, 4vw, 46px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-large);
    background: var(--color-surface);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.2);
}

.form-progress {
    height: 4px;
    overflow: hidden;
    margin-bottom: 14px;
    border-radius: 99px;
    background: var(--color-border);
}

.form-progress-bar {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transition: width 300ms ease;
}

.form-status {
    margin-bottom: 26px;
    color: var(--color-muted);
    font-size: 0.82rem;
}

.form-status.is-complete {
    color: var(--color-success);
}

.form-status.is-error {
    color: var(--color-error);
}

.form-honeypot {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.form-grid {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-field {
    min-width: 0;
}

.form-field-wide {
    grid-column: 1 / -1;
}

.form-field label,
.form-field legend {
    display: block;
    margin-bottom: 8px;
    color: #344054;
    font-size: 0.82rem;
    font-weight: 700;
}

.form-field label > span,
.form-field legend > span {
    color: var(--color-error);
}

.form-field .optional-label {
    color: var(--color-muted);
    font-weight: 500;
}

.form-field input:not([type="radio"]):not([type="checkbox"]),
.form-field select,
.form-field textarea {
    width: 100%;
    min-height: 50px;
    padding: 12px 14px;
    border: 1px solid #d0d5dd;
    border-radius: 11px;
    color: var(--color-text);
    background: var(--color-surface);
    transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.button-submit:disabled {
    cursor: wait;
    opacity: 0.72;
}

.form-field textarea {
    min-height: 112px;
    resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
    color: #98a2b3;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    border-color: var(--color-accent);
    outline: 0;
    box-shadow: 0 0 0 4px rgba(87, 105, 223, 0.16);
}

.form-field input[aria-invalid="true"],
.form-field select[aria-invalid="true"],
.form-field textarea[aria-invalid="true"] {
    border-color: var(--color-error);
    background: #fff8f7;
}

.form-field-radio {
    display: flex;
    align-content: start;
    flex-wrap: wrap;
    gap: 9px;
    margin: 0;
    padding: 0;
    border: 0;
}

.form-field-radio legend {
    width: 100%;
}

.choice-pill {
    margin: 0 !important;
    cursor: pointer;
}

.choice-pill input {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
}

.choice-pill span {
    display: block;
    min-width: 64px;
    padding: 10px 18px;
    border: 1px solid #d0d5dd;
    border-radius: 999px;
    color: #344054 !important;
    background: var(--color-surface);
    text-align: center;
    transition: border-color var(--transition), background-color var(--transition), color var(--transition);
}

.choice-pill input:checked + span {
    border-color: var(--color-primary);
    color: var(--color-surface) !important;
    background: var(--color-primary);
}

.choice-pill input:focus-visible + span {
    outline: 3px solid rgba(87, 105, 223, 0.55);
    outline-offset: 3px;
}

.field-error {
    display: block;
    min-height: 18px;
    margin-top: 5px;
    color: var(--color-error);
    font-size: 0.72rem;
}

.checkbox-group {
    display: grid;
    gap: 1px;
    margin-top: 22px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 11px;
    color: #344054;
    cursor: pointer;
    font-size: 0.82rem;
}

.checkbox-label input {
    width: 18px;
    height: 18px;
    flex: 0 0 auto;
    margin-top: 3px;
    accent-color: var(--color-primary);
}

.checkbox-group .field-error {
    margin: 2px 0 6px 29px;
}

.button-submit {
    width: 100%;
    margin-top: 24px;
    border: 0;
}

.form-privacy {
    margin: 14px 0 0;
    color: var(--color-muted) !important;
    font-size: 0.72rem;
    text-align: center;
}

.form-privacy a {
    color: var(--color-primary);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ==========================================================================
   FAQ
   ========================================================================== */

.faq-section {
    background: var(--color-surface);
}

.faq-layout {
    display: grid;
    align-items: start;
    gap: clamp(55px, 8vw, 120px);
    grid-template-columns: 0.72fr 1.28fr;
}

.faq-layout .section-heading {
    position: sticky;
    top: 110px;
    margin-bottom: 0;
}

.faq-list {
    border-top: 1px solid var(--color-border);
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
}

.faq-item h3 {
    margin: 0;
}

.faq-question {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding: 25px 0;
    border: 0;
    color: var(--color-text);
    background: transparent;
    cursor: pointer;
    font-weight: 700;
    text-align: left;
}

.faq-icon {
    position: relative;
    width: 30px;
    height: 30px;
    flex: 0 0 auto;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    transition: background-color var(--transition), border-color var(--transition);
}

.faq-icon::before,
.faq-icon::after {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 12px;
    height: 1.5px;
    background: var(--color-primary);
    content: "";
    transform: translate(-50%, -50%);
    transition: transform var(--transition);
}

.faq-icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

.faq-question[aria-expanded="true"] .faq-icon {
    border-color: var(--color-primary);
    background: var(--color-primary-soft);
}

.faq-question[aria-expanded="true"] .faq-icon::after {
    transform: translate(-50%, -50%) rotate(0deg);
}

.faq-answer {
    padding: 0 58px 24px 0;
}

.faq-answer p {
    margin: 0;
}

/* ==========================================================================
   CTA final, disclaimer y footer
   ========================================================================== */

.final-cta-section {
    padding-block: 90px;
    background: var(--color-bg);
}

.final-cta-card {
    position: relative;
    display: grid;
    align-items: center;
    gap: 50px;
    overflow: hidden;
    padding: clamp(38px, 6vw, 70px);
    border-radius: var(--radius-large);
    background:
        radial-gradient(circle at 88% 10%, rgba(139, 153, 235, 0.28), transparent 25%),
        linear-gradient(135deg, #1d2452, #111638);
    box-shadow: var(--shadow-medium);
    grid-template-columns: 1fr auto;
}

.final-cta-card::after {
    position: absolute;
    right: -80px;
    bottom: -140px;
    width: 360px;
    height: 360px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    content: "";
}

.final-cta-card h2 {
    max-width: 750px;
    color: var(--color-surface);
}

.final-cta-card p:last-child {
    max-width: 680px;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.7);
}

.final-cta-card .button {
    position: relative;
    z-index: 1;
}

.disclaimer-section {
    padding-block: 30px;
    border-top: 1px solid rgba(184, 155, 94, 0.28);
    border-bottom: 1px solid rgba(184, 155, 94, 0.28);
    background: #f6f1e7;
}

.disclaimer-section p {
    margin: 0;
    color: #645a43;
    font-size: 0.78rem;
    line-height: 1.7;
}

.disclaimer-section strong {
    color: #4f4532;
}

.site-footer {
    padding-top: 70px;
    color: rgba(255, 255, 255, 0.66);
    background: #0c102b;
}

.footer-grid {
    display: grid;
    gap: 50px;
    padding-bottom: 55px;
    grid-template-columns: 1.4fr 0.7fr 0.9fr;
}

.brand-footer {
    color: var(--color-surface);
}

.brand-footer .brand-copy small {
    color: rgba(255, 255, 255, 0.5);
}

.footer-brand > p {
    max-width: 340px;
    margin: 22px 0 0;
    color: rgba(255, 255, 255, 0.52);
    font-size: 0.88rem;
}

.footer-column {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 9px;
}

.footer-column h2 {
    margin-bottom: 10px;
    color: var(--color-surface);
    font-size: 0.76rem;
    font-weight: 750;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.footer-column p,
.footer-column a,
.footer-column span {
    margin: 0;
    color: rgba(255, 255, 255, 0.58);
    font-size: 0.82rem;
}

.footer-column a:hover {
    color: var(--color-surface);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    padding-block: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom p {
    margin: 0;
    color: rgba(255, 255, 255, 0.42);
    font-size: 0.73rem;
}

.mobile-whatsapp-bar {
    display: none;
}

.noscript-message {
    position: fixed;
    z-index: 2000;
    right: 16px;
    bottom: 16px;
    left: 16px;
    padding: 14px;
    border-radius: 12px;
    color: var(--color-surface);
    background: var(--color-primary);
    font-size: 0.85rem;
    text-align: center;
}

/* ==========================================================================
   Aviso de privacidad
   ========================================================================== */

.privacy-main {
    min-height: 75vh;
    padding-block: 145px 90px;
    background:
        radial-gradient(circle at 90% 5%, rgba(87, 105, 223, 0.13), transparent 27%),
        var(--color-bg);
}

.privacy-layout {
    max-width: 900px;
}

.privacy-heading {
    max-width: 780px;
    margin-bottom: 34px;
}

.privacy-heading h1 {
    font-size: clamp(2.5rem, 6vw, 4.6rem);
}

.privacy-pending {
    margin-bottom: 30px;
    padding: 16px 18px;
    border: 1px solid #e3c785;
    border-radius: 14px;
    color: #59481d;
    background: #fff8e8;
    font-size: 0.88rem;
}

.privacy-document {
    padding: clamp(28px, 6vw, 58px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-large);
    background: var(--color-surface);
    box-shadow: var(--shadow-small);
}

.privacy-document section + section {
    margin-top: 42px;
    padding-top: 34px;
    border-top: 1px solid var(--color-border);
}

.privacy-document h2 {
    margin-bottom: 15px;
    font-size: clamp(1.3rem, 2.5vw, 1.75rem);
}

.privacy-document p,
.privacy-document li {
    color: #475467;
}

.privacy-document ul {
    display: grid;
    gap: 8px;
    padding-left: 22px;
}

.privacy-document a {
    color: var(--color-primary);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.privacy-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}

.privacy-footer {
    padding-top: 0;
}

/* ==========================================================================
   Página de agradecimiento
   ========================================================================== */

.thank-you-page {
    min-height: 100vh;
    background:
        radial-gradient(circle at 18% 20%, rgba(87, 105, 223, 0.2), transparent 34%),
        var(--color-dark);
}

.thank-you-main {
    display: grid;
    min-height: calc(100vh - 132px);
    padding: 150px 0 80px;
    place-items: center;
}

.thank-you-layout {
    display: grid;
    place-items: center;
}

.thank-you-card {
    width: min(100%, 760px);
    padding: clamp(36px, 7vw, 72px);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: var(--radius-large);
    color: var(--color-white);
    text-align: center;
    background:
        linear-gradient(145deg, rgba(87, 105, 223, 0.24), rgba(29, 36, 82, 0.78)),
        var(--color-dark);
    box-shadow: 0 32px 90px rgba(7, 10, 32, 0.42);
}

.thank-you-card h1 {
    max-width: 620px;
    margin: 10px auto 18px;
    color: var(--color-white);
}

.thank-you-card > p:not(.eyebrow):not(.thank-you-note) {
    max-width: 600px;
    margin-inline: auto;
    color: rgba(255, 255, 255, 0.76);
}

.thank-you-icon {
    display: grid;
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 50%;
    color: var(--color-white);
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(145deg, var(--color-primary), var(--color-accent));
    box-shadow: 0 18px 42px rgba(87, 105, 223, 0.35);
    place-items: center;
}

.thank-you-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 34px;
}

.thank-you-note {
    margin: 34px auto 0;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.56);
    font-size: 0.78rem;
}

/* ==========================================================================
   Reveal on scroll
   ========================================================================== */

.js .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 650ms ease, transform 650ms ease;
}

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

/* ==========================================================================
   Tablet
   ========================================================================== */

@media (max-width: 1100px) {
    :root {
        --header-height: 72px;
    }

    .menu-toggle {
        display: block;
    }

    .header-nav {
        position: fixed;
        top: 72px;
        right: 20px;
        left: 20px;
        display: flex;
        max-height: calc(100svh - 94px);
        align-items: stretch;
        flex-direction: column;
        gap: 0;
        overflow-y: auto;
        padding: 16px;
        border: 1px solid rgba(29, 36, 82, 0.12);
        border-radius: 20px;
        background: rgba(255, 255, 255, 0.98);
        box-shadow: var(--shadow-medium);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-12px);
        transition: opacity var(--transition), transform var(--transition);
    }

    .header-nav.is-open {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .header-nav > a:not(.button) {
        padding: 14px 12px;
        border-bottom: 1px solid var(--color-border);
        font-size: 1rem;
    }

    .header-nav > a:not(.button)::after {
        display: none;
    }

    .header-whatsapp {
        margin-top: 14px;
    }

    .hero-layout {
        gap: 50px;
        grid-template-columns: minmax(0, 1fr) minmax(320px, 0.85fr);
    }

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

    .bento-grid {
        grid-template-areas:
            "route route"
            "process cysteine"
            "glutathione amino"
            "guidance guidance";
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .bento-card-route {
        min-height: 420px;
    }

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

    .step-card:nth-child(2) {
        border-right: 0;
    }

    .range-note {
        grid-template-columns: auto 1fr;
    }

    .range-note .button {
        grid-column: 1 / -1;
    }

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

    .contact-intro {
        position: static;
        max-width: 700px;
    }
}

/* ==========================================================================
   Mobile
   ========================================================================== */

@media (max-width: 767px) {
    body {
        padding-bottom: 67px;
    }

    .container {
        width: min(calc(100% - 28px), var(--container));
    }

    .section {
        padding-block: 76px;
    }

    .site-header,
    .site-header.is-scrolled {
        height: 66px;
    }

    .site-header.is-scrolled {
        background: rgba(247, 249, 250, 0.93);
    }

    .brand-logo {
        width: 41px;
        height: 41px;
    }

    .brand-copy strong {
        font-size: 0.88rem;
    }

    .brand-copy small {
        font-size: 0.61rem;
    }

    .header-nav {
        top: 72px;
        right: 14px;
        left: 14px;
    }

    .hero-section {
        min-height: auto;
        padding-top: 112px;
        padding-bottom: 74px;
    }

    .hero-background {
        background:
            linear-gradient(180deg, rgba(247, 249, 250, 0.97), rgba(247, 249, 250, 0.82)),
            url("assets/images/hero-cellular-wellness.jpg") 68% center / cover no-repeat;
        opacity: 0.36;
    }

    .hero-layout,
    .problem-layout,
    .split-layout,
    .evidence-layout,
    .consultant-card,
    .faq-layout,
    .final-cta-card {
        grid-template-columns: 1fr;
    }

    .hero-layout {
        gap: 42px;
    }

    .hero-lead {
        font-size: 1.03rem;
    }

    .button-group {
        align-items: stretch;
        flex-direction: column;
    }

    .button-group .button {
        width: 100%;
    }

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

    .trust-list li {
        justify-content: center;
        padding: 8px;
        text-align: center;
    }

    .hero-visual {
        transform: none !important;
    }

    .science-definition-card {
        align-items: start;
        margin-top: -12px;
        padding: 22px;
        grid-template-columns: 1fr;
    }

    .hero-image-frame {
        border-radius: 24px;
        transform: none;
    }

    .hero-orb {
        display: none;
    }

    .problem-layout {
        gap: 28px;
    }

    .problem-copy {
        padding: 24px 0 0;
        border-top: 1px solid var(--color-platinum);
        border-left: 0;
    }

    .feature-grid,
    .bento-grid,
    .steps-list,
    .evidence-types,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .feature-card {
        min-height: 205px;
    }

    .feature-number {
        margin-bottom: 32px;
    }

    .science-visual {
        order: 2;
    }

    .science-visual-label {
        align-items: flex-start;
        flex-direction: column;
        gap: 2px;
    }

    .science-visual-label span {
        text-align: left;
    }

    .bento-grid {
        grid-template-areas:
            "route"
            "process"
            "cysteine"
            "glutathione"
            "amino"
            "guidance";
        grid-template-columns: 1fr;
    }

    .bento-card {
        min-height: 230px;
    }

    .bento-card-route {
        min-height: 460px;
    }

    .bento-card-guidance {
        display: flex;
        align-items: flex-start;
        flex-direction: column;
    }

    .evidence-types {
        border-bottom: 0;
    }

    .evidence-type {
        min-height: auto;
        border-right: 0;
        border-bottom: 1px solid var(--color-border);
    }

    .document-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .document-actions .button {
        width: 100%;
    }

    .document-actions .text-link {
        margin: 10px 0 0;
        justify-content: center;
    }

    .step-card {
        min-height: auto;
        padding: 28px 16px;
        border-right: 0 !important;
        border-bottom: 1px solid rgba(29, 36, 82, 0.12);
    }

    .step-number {
        margin-bottom: 28px;
    }

    .range-note {
        gap: 22px;
        padding: 24px;
        grid-template-columns: 1fr;
    }

    .range-note .button {
        grid-column: auto;
    }

    .consultant-photo-placeholder {
        min-height: 390px;
    }

    .consultant-content {
        padding: 32px 24px;
    }

    .form-panel {
        padding: 24px 18px;
        border-radius: 24px;
    }

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

    .form-field-wide {
        grid-column: auto;
    }

    .faq-layout {
        gap: 32px;
    }

    .faq-layout .section-heading {
        position: static;
    }

    .faq-question {
        gap: 16px;
        padding: 21px 0;
    }

    .faq-answer {
        padding-right: 0;
    }

    .final-cta-section {
        padding-block: 68px;
    }

    .final-cta-card {
        gap: 30px;
        padding: 36px 24px;
    }

    .final-cta-card .button {
        width: 100%;
    }

    .footer-grid {
        gap: 36px;
    }

    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
    }

    .mobile-whatsapp-bar {
        position: fixed;
        z-index: 950;
        right: 10px;
        bottom: 9px;
        left: 10px;
        display: flex;
        min-height: 50px;
        align-items: center;
        justify-content: center;
        gap: 10px;
        border: 1px solid rgba(255, 255, 255, 0.35);
        border-radius: 14px;
        color: var(--color-surface);
        background: var(--color-whatsapp);
        box-shadow: 0 12px 32px rgba(18, 140, 126, 0.28);
        font-size: 0.9rem;
        font-weight: 800;
    }

    .privacy-page {
        padding-bottom: 0;
    }

    .privacy-main {
        padding-block: 110px 65px;
    }

    .privacy-document {
        padding: 25px 20px;
        border-radius: 22px;
    }

    .privacy-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .privacy-actions .button {
        width: 100%;
    }

    .thank-you-main {
        padding: 120px 0 56px;
    }

    .thank-you-card {
        padding: 38px 22px;
    }

    .thank-you-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .thank-you-actions .button {
        width: 100%;
    }

    .mobile-whatsapp-bar:active {
        background: var(--color-whatsapp-dark);
    }

    .mobile-whatsapp-bar img {
        width: 24px;
        height: 24px;
        color: currentColor;
    }
}

@media (max-width: 390px) {
    .brand-copy small {
        display: none;
    }

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

    .science-visual-label {
        right: 12px;
        bottom: 12px;
        left: 12px;
    }
}

/* ==========================================================================
   Preferencias de movimiento
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .js .reveal {
        opacity: 1;
        transform: none;
    }

    .hero-visual {
        transform: none !important;
    }
}