:root {
  --ink: #08111f;
  --ink-soft: #111c2c;
  --paper: #f4f0e7;
  --paper-deep: #e9e2d4;
  --white: #fffdf7;
  --gold: #d8a047;
  --gold-light: #ebc77f;
  --muted: #626766;
  --line: rgba(8, 17, 31, 0.18);
  --line-light: rgba(255, 253, 247, 0.2);
  --shadow: 0 24px 70px rgba(8, 17, 31, 0.12);
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, "Helvetica Neue", Arial, sans-serif;
  --max: 1280px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 1rem; line-height: 1.6; text-rendering: optimizeLegibility; }
button, input, select { font: inherit; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
.skip-link { position: fixed; top: 1rem; left: 1rem; z-index: 100; padding: .7rem 1rem; background: var(--white); color: var(--ink); transform: translateY(-180%); transition: transform .2s ease; }
.skip-link:focus { transform: translateY(0); }
.scroll-progress { position: fixed; z-index: 80; top: 0; left: 0; width: 100%; height: 3px; background: var(--gold); transform: scaleX(var(--scroll-progress, 0)); transform-origin: left; pointer-events: none; }
.whatsapp-float { position: fixed; z-index: 80; right: 1.2rem; bottom: max(1.2rem, env(safe-area-inset-bottom)); display: inline-flex; align-items: center; gap: .65rem; min-height: 52px; padding: .75rem 1rem; border: 1px solid rgba(255,255,255,.35); border-radius: 999px; background: #1d7745; color: #fff; box-shadow: 0 14px 38px rgba(5,11,20,.28); font-size: .88rem; font-weight: 800; transition: transform .22s ease, background .22s ease, box-shadow .22s ease; }
.whatsapp-float:hover { transform: translateY(-3px); background: #17663a; box-shadow: 0 18px 42px rgba(5,11,20,.34); }
.whatsapp-float:focus-visible { outline: 3px solid var(--gold-light); outline-offset: 3px; }
.whatsapp-float svg { width: 23px; height: 23px; fill: currentColor; }

.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 50; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; min-height: 82px; padding: 0 max(3vw, 1.4rem); color: var(--white); border-bottom: 1px solid transparent; transition: background .3s ease, border-color .3s ease, min-height .3s ease; }
.js .site-header { animation: header-enter .7s cubic-bezier(.22,.8,.25,1) both; }
.site-header.is-scrolled { min-height: 68px; background: rgba(8, 17, 31, .94); border-color: var(--line-light); backdrop-filter: blur(14px); }
.brand { display: inline-flex; align-items: center; gap: .7rem; width: fit-content; font-family: var(--serif); letter-spacing: .26em; font-size: 1rem; }
.brand img { width: 52px; height: 34px; object-fit: contain; }
.site-header nav { display: flex; align-items: center; gap: 2.2rem; font-size: .9rem; }
.site-header nav a { opacity: .76; transition: opacity .2s ease, color .2s ease; }
.site-header nav a:hover { opacity: 1; color: var(--gold-light); }
.site-header > .button { justify-self: end; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 1rem; min-height: 54px; padding: .85rem 1.35rem; border: 1px solid var(--gold); border-radius: 2px; background: var(--gold); color: var(--ink); font-weight: 700; cursor: pointer; transition: transform .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); background: var(--gold-light); box-shadow: 0 12px 30px rgba(216, 160, 71, .2); }
.button > span:last-child { transition: transform .25s ease; }
.button:hover > span:last-child { transform: translate(3px, 3px); }
.button--light:hover > span:last-child, .button--submit:hover > span:last-child { transform: translateX(5px); }
.button--small { min-height: 42px; padding: .55rem 1rem; font-size: .9rem; }
.button--light { width: fit-content; background: var(--white); border-color: var(--white); }
.button--light:hover { background: var(--gold-light); border-color: var(--gold-light); }
.text-link { display: inline-flex; gap: .7rem; align-items: center; color: var(--white); border-bottom: 1px solid var(--line-light); padding: .6rem 0; }
.text-link:hover { color: var(--gold-light); border-color: var(--gold-light); }

.hero { position: relative; min-height: min(760px, 86svh); overflow: hidden; display: flex; flex-direction: column; justify-content: center; padding: 7.5rem max(4vw, 1.5rem) 3rem; background: var(--ink); color: var(--white); }
.hero__media { position: absolute; inset: 0; overflow: hidden; background: var(--ink); }
.hero__media::after { content: ""; position: absolute; z-index: 2; inset: 0; background: linear-gradient(90deg, rgba(8,17,31,.97) 0%, rgba(8,17,31,.9) 38%, rgba(8,17,31,.55) 72%, rgba(8,17,31,.46) 100%), linear-gradient(0deg, rgba(8,17,31,.82) 0%, transparent 48%); }
.hero__media img, .hero__media video { width: 100%; height: 112%; object-fit: cover; object-position: center 48%; filter: grayscale(1) sepia(.12) contrast(1.08); transform: translate3d(0, var(--hero-media-y, -5%), 0) scale(1.055); will-change: transform; }
.hero__media img { opacity: .78; }
.hero__media video { position: absolute; z-index: 1; inset: 0; opacity: 0; transition: opacity .95s ease; }
.hero__media video.is-playing { opacity: .78; }
.hero__media video.is-switching { opacity: 0; }
.js .hero__media { animation: hero-media-enter 1.45s cubic-bezier(.2,.8,.2,1) both; }
.hero__content { position: relative; z-index: 1; width: min(1020px, 89vw); }
.js .hero__content.reveal { opacity: 1; transform: none; transition: none; }
.js .hero__content > * { opacity: 0; transform: translateY(30px); }
.js .hero__content h1 { clip-path: inset(0 0 100% 0); transform: translateY(34px); }
.js .hero__content.is-visible > * { animation: hero-item-enter .75s cubic-bezier(.2,.8,.2,1) forwards; }
.js .hero__content.is-visible h1 { animation-name: hero-title-enter; animation-duration: .95s; animation-delay: .14s; }
.js .hero__content.is-visible .hero__actions { animation-delay: .4s; }
.eyebrow { margin: 0 0 1.25rem; color: #795619; font-size: .78rem; line-height: 1.3; font-weight: 800; letter-spacing: .2em; text-transform: uppercase; }
.hero .eyebrow, .contact .eyebrow { color: var(--gold-light); }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: var(--serif); font-weight: 400; line-height: .99; letter-spacing: -.035em; }
h1 { max-width: 1000px; margin-bottom: 1.7rem; font-size: clamp(3rem, 6.1vw, 6.4rem); }
.hero__actions { display: flex; align-items: center; gap: 1rem 1.4rem; flex-wrap: wrap; }
.hero__note { color: rgba(255, 253, 247, .78); font-size: .88rem; line-height: 1.4; }

.clients { background: var(--white); border-bottom: 1px solid var(--line); }
.clients__inner { max-width: var(--max); margin: 0 auto; padding: clamp(3.5rem, 6vw, 5.5rem) max(4vw, 1.5rem); }
.clients__heading { display: grid; grid-template-columns: .6fr 1.4fr; align-items: end; gap: 4rem; margin-bottom: 2.5rem; }
.clients__heading .eyebrow { margin: 0 0 .35rem; }
.clients__heading h2 { max-width: 700px; margin: 0; font-family: var(--serif); font-size: clamp(2.1rem, 3.7vw, 4rem); font-weight: 400; line-height: 1; letter-spacing: -.035em; }
.client-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); margin: 0; padding: 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); list-style: none; }
.client-grid li { display: grid; place-items: center; min-height: 112px; padding: 1.35rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.client-grid img { width: 100%; max-width: 118px; max-height: 54px; object-fit: contain; filter: grayscale(1); transition: filter .25s ease, transform .25s ease, opacity .25s ease; }
.client-grid li:hover img { filter: grayscale(0); transform: translateY(-2px); }
.client-grid .client-logo--wide img { max-width: 142px; }
.client-grid .client-logo--inverse img { filter: invert(1) grayscale(1); }
.client-grid .client-logo--inverse:hover img { filter: invert(1) grayscale(0); }
.client-grid .client-logo--label { display: flex; flex-direction: column; gap: .35rem; }
.client-grid .client-logo--label img { max-width: 42px; max-height: 35px; }
.client-grid .client-logo--photo img { border-radius: 2px; }
.client-grid .client-logo--label span { font-size: .68rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.js .client-grid.reveal li { opacity: 0; transform: translateY(12px); }
.js .client-grid.reveal.is-visible li { animation: item-enter .48s calc(var(--item-order, 0) * 45ms) cubic-bezier(.2,.75,.25,1) forwards; }

.section { max-width: var(--max); margin: 0 auto; padding: clamp(5.5rem, 10vw, 9rem) max(4vw, 1.5rem); }
.section-heading { max-width: 860px; margin-bottom: clamp(2.6rem, 5vw, 4.5rem); }
.section-heading h2, .integrated h2, .process h2, .faq h2, .contact h2 { margin-bottom: 1.5rem; font-size: clamp(2.6rem, 5vw, 5rem); }
.section-heading > p:last-child { max-width: 680px; color: var(--muted); font-size: 1.1rem; }
.section-heading--row { max-width: none; display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(280px, .65fr); gap: 5rem; align-items: end; }
.section-heading--row p:last-child { margin-bottom: .5rem; }

.problem-section { padding-bottom: clamp(6rem, 12vw, 11rem); }
.problem-signals { border-top: 1px solid var(--line); }
.problem-signals article { display: grid; grid-template-columns: 3.2rem minmax(0, 1fr) auto; align-items: center; gap: 1.2rem; padding: 1.35rem .2rem; border-bottom: 1px solid var(--line); }
.problem-signals span { color: #795619; font-family: var(--serif); font-size: .82rem; }
.problem-signals h3 { margin: 0; font-family: var(--serif); font-size: clamp(1.35rem, 2.2vw, 2rem); font-weight: 400; }
.problem-signals p { margin: 0; color: var(--muted); font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.js .problem-signals.reveal article { opacity: 0; transform: translateY(14px); }
.js .problem-signals.reveal.is-visible article { animation: item-enter .52s calc(var(--item-order, 0) * 65ms) cubic-bezier(.2,.75,.25,1) forwards; }
.section-cta { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.section-cta p { max-width: 650px; margin: 0; font-family: var(--serif); font-size: clamp(1.25rem, 2vw, 1.7rem); line-height: 1.25; }
.section-cta .button { flex: 0 0 auto; }
.section-cta--units { margin-top: 2.5rem; }
.noscript { padding: 1rem; border: 1px solid var(--line); }

.integrated { max-width: none; display: grid; grid-template-columns: 1fr 1fr; gap: 8vw; background: var(--paper-deep); padding-left: max(calc((100vw - var(--max)) / 2 + 4vw), 4vw); padding-right: max(calc((100vw - var(--max)) / 2 + 4vw), 4vw); }
.integrated__intro h2 { max-width: 630px; }
.integrated__body { align-self: center; max-width: 600px; }
.integrated__lead { font-family: var(--serif); font-size: clamp(1.5rem, 2.4vw, 2.25rem); line-height: 1.25; }
.integrated__body > p:not(.integrated__lead) { color: var(--muted); }
.integration-line { display: grid; grid-template-columns: auto 1fr auto 1fr auto; align-items: center; gap: .8rem; margin-top: 3rem; color: #795619; font-size: .75rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.integration-line b { height: 1px; background: var(--gold); }

.unit-list { border-top: 1px solid var(--line); }
.unit { display: grid; grid-template-columns: 70px minmax(150px, .6fr) minmax(280px, 1.3fr) minmax(220px, .9fr); align-items: baseline; gap: 2rem; padding: 2.2rem .2rem; border-bottom: 1px solid var(--line); }
.js .unit.reveal { transform: translateX(-28px); transition-delay: calc(var(--reveal-order, 0) * 70ms); }
.js .unit.reveal.is-visible { transform: none; }
.unit__number { font-family: var(--serif); color: #795619; }
.unit h3 { margin: 0; font-family: var(--serif); font-size: 2rem; font-weight: 400; }
.unit p { margin: 0; color: var(--muted); }
.unit__outcome { font-size: .9rem; font-weight: 700; }

.process { max-width: none; display: grid; grid-template-columns: 1fr 1fr; padding: 0; background: var(--ink); color: var(--white); }
.process__visual { position: relative; min-height: 780px; overflow: hidden; }
.js .process__visual.reveal { clip-path: inset(0 10% 0 0); transform: none; transition: opacity .8s ease, clip-path 1s cubic-bezier(.2,.8,.2,1); }
.js .process__visual.reveal.is-visible { clip-path: inset(0); }
.process__visual::after { content: ""; position: absolute; inset: 0; background: rgba(8,17,31,.35); }
.process__visual img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) sepia(.15) contrast(1.05); }
.process__quote { position: absolute; z-index: 2; left: clamp(1.5rem, 5vw, 4rem); right: clamp(1.5rem, 5vw, 4rem); bottom: 3.5rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,253,247,.55); }
.process__quote p { max-width: 590px; margin: 0; font-family: var(--serif); font-size: clamp(1.5rem, 2.4vw, 2.4rem); line-height: 1.2; }
.process__content { padding: clamp(5rem, 9vw, 8rem) clamp(2rem, 6vw, 6rem); }
.process__content h2 { max-width: 700px; }
.steps { list-style: none; margin: 3rem 0 0; padding: 0; }
.steps li { display: grid; grid-template-columns: 2.5rem 1fr; gap: 1.2rem; padding: 1.2rem 0; border-top: 1px solid var(--line-light); }
.js .process__content.reveal .steps li { opacity: 0; transform: translateY(16px); }
.js .process__content.reveal.is-visible .steps li { animation: item-enter .52s calc(.16s + var(--item-order, 0) * 70ms) cubic-bezier(.2,.75,.25,1) forwards; }
.steps li > span { color: var(--gold-light); font-family: var(--serif); font-size: .82rem; }
.steps h3 { margin: 0 0 .25rem; font-size: 1.05rem; }
.steps p { margin: 0; color: rgba(255,253,247,.62); font-size: .94rem; }

.difference-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.difference-grid article { min-height: 245px; padding: 2rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.js .difference-grid article.reveal { transform: translateY(24px) scale(.985); transition-delay: calc(var(--reveal-order, 0) * 70ms); }
.js .difference-grid article.reveal.is-visible { transform: none; }
.difference-grid span { color: #795619; font-family: var(--serif); font-size: .82rem; }
.difference-grid h3 { margin: 2.5rem 0 .7rem; font-family: var(--serif); font-size: 1.55rem; font-weight: 400; }
.difference-grid p { margin: 0; color: var(--muted); font-size: .94rem; }

.faq { display: grid; grid-template-columns: .75fr 1.25fr; gap: 8vw; }
.faq__intro { position: sticky; top: 110px; height: fit-content; }
.faq__intro p:last-child { color: var(--muted); }
.faq__list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
.js .faq__list.reveal details { opacity: 0; transform: translateY(14px); }
.js .faq__list.reveal.is-visible details { animation: item-enter .5s calc(var(--item-order, 0) * 65ms) cubic-bezier(.2,.75,.25,1) forwards; }
summary { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: 1.7rem 0; list-style: none; cursor: pointer; font-weight: 700; }
summary::-webkit-details-marker { display: none; }
summary span { color: #795619; font-family: var(--serif); font-size: 1.8rem; transition: transform .2s ease; }
details[open] summary span { transform: rotate(45deg); }
details p { max-width: 680px; padding: 0 3rem 1.7rem 0; color: var(--muted); }
.js details[open] p { animation: faq-enter .35s ease-out both; }

.contact { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(3rem, 8vw, 8rem); padding: clamp(5.5rem, 10vw, 9rem) max(calc((100vw - var(--max)) / 2 + 4vw), 4vw); background: var(--ink-soft); color: var(--white); }
.contact__copy > p:not(.eyebrow) { max-width: 620px; color: rgba(255,253,247,.64); }
.contact-form { align-self: center; padding: clamp(2rem, 4vw, 3.5rem); background: var(--white); color: var(--ink); }
.js .contact-form.reveal .field, .js .contact-form.reveal .situation-field, .js .contact-form.reveal .button--submit, .js .contact-form.reveal .privacy-note { opacity: 0; transform: translateY(14px); }
.js .contact-form.reveal.is-visible .field, .js .contact-form.reveal.is-visible .situation-field, .js .contact-form.reveal.is-visible .button--submit, .js .contact-form.reveal.is-visible .privacy-note { animation: item-enter .5s calc(.12s + var(--item-order, 0) * 70ms) cubic-bezier(.2,.75,.25,1) forwards; }
.situation-field { margin: 0 0 1.5rem; padding: 0; border: 0; }
.situation-field .field__error:empty { display: none; }
.situation-field legend { margin-bottom: .75rem; font-weight: 800; }
.situation-options { display: grid; gap: .5rem; }
.situation-options label { position: relative; display: block; cursor: pointer; }
.situation-options input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.situation-options span { display: flex; align-items: center; min-height: 48px; padding: .7rem .85rem .7rem 2.65rem; border: 1px solid rgba(8,17,31,.18); font-size: .9rem; font-weight: 700; line-height: 1.25; transition: border-color .2s ease, background .2s ease, box-shadow .2s ease; }
.situation-options span::before { content: ""; position: absolute; left: .9rem; width: 15px; height: 15px; border: 1px solid rgba(8,17,31,.45); border-radius: 50%; box-shadow: inset 0 0 0 4px var(--white); }
.situation-options label:hover span { border-color: #795619; }
.situation-options input:checked + span { border-color: #795619; background: #fbf4e6; box-shadow: inset 3px 0 0 var(--gold); }
.situation-options input:checked + span::before { background: #795619; }
.situation-options input:focus-visible + span { outline: 2px solid rgba(216,160,71,.5); outline-offset: 2px; }
.field { margin-bottom: 1.5rem; }
.field--honeypot { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.field label { display: block; margin-bottom: .45rem; font-weight: 700; }
.field input { width: 100%; min-height: 52px; padding: .75rem .9rem; border: 1px solid rgba(8,17,31,.28); border-radius: 0; background: transparent; color: var(--ink); }
.field input:focus { border-color: #795619; outline: 2px solid rgba(216,160,71,.28); outline-offset: 0; }
.field input[aria-invalid="true"] { border-color: #a0291f; }
.field__error { display: block; min-height: 1.25rem; margin-top: .25rem; color: #a0291f; font-size: .82rem; }
.js .field--fallback { display: none; }
.button--submit { width: 100%; justify-content: space-between; border: 0; }
.button--submit[disabled] { cursor: wait; opacity: .75; transform: none; }
.spinner { display: none; width: 18px; height: 18px; border: 2px solid rgba(8,17,31,.25); border-top-color: var(--ink); border-radius: 50%; animation: spin .7s linear infinite; }
.contact-form.is-loading .spinner { display: block; }
.privacy-note { margin: 1rem 0 0; color: var(--muted); font-size: .78rem; line-height: 1.45; }
.form-status { display: none; margin-top: 1rem; padding: 1rem; border: 1px solid var(--line); }
.form-status.is-visible { display: block; }
.form-status.is-success { border-color: #587359; background: #edf5ed; }
.form-status.is-error { border-color: #a0291f; background: #faeeec; color: #7b1d16; }

.final-whatsapp { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); align-items: end; gap: 4rem; padding: clamp(4rem, 7vw, 6.5rem) max(calc((100vw - var(--max)) / 2 + 4vw), 4vw); background: var(--gold); color: var(--ink); }
.final-whatsapp .eyebrow { color: #5d4011; }
.final-whatsapp h2 { max-width: 850px; margin: 0; font-family: var(--serif); font-size: clamp(2.5rem, 5vw, 5rem); font-weight: 400; line-height: 1; letter-spacing: -.035em; }
.final-whatsapp__action { display: flex; flex-direction: column; align-items: flex-start; gap: .85rem; }
.final-whatsapp__action > span { font-size: .82rem; color: rgba(8,17,31,.68); }

.footer { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 3rem; padding: 4rem max(calc((100vw - var(--max)) / 2 + 4vw), 4vw) 2rem; background: #050b14; color: var(--white); }
.brand--footer { margin-bottom: 1rem; }
.footer__brand p { max-width: 380px; color: rgba(255,253,247,.55); }
.footer h2 { margin-bottom: 1rem; color: var(--gold-light); font-size: .75rem; text-transform: uppercase; letter-spacing: .15em; }
.footer > div:not(.footer__brand):not(.footer__bottom) a { display: block; width: fit-content; margin: 0 0 .65rem; color: rgba(255,253,247,.66); font-size: .9rem; }
.footer a:hover { color: var(--gold-light) !important; }
.footer__bottom { grid-column: 1 / -1; display: flex; justify-content: space-between; gap: 2rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line-light); color: rgba(255,253,247,.44); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }

.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .65s ease, transform .65s cubic-bezier(.2,.75,.25,1); }
.js .reveal.is-visible { opacity: 1; transform: none; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes header-enter { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: none; } }
@keyframes hero-media-enter { from { opacity: 0; clip-path: inset(0 0 0 18%); } to { opacity: 1; clip-path: inset(0); } }
@keyframes hero-item-enter { to { opacity: 1; transform: none; } }
@keyframes hero-title-enter { to { opacity: 1; clip-path: inset(0); transform: none; } }
@keyframes panel-switch { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes faq-enter { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
@keyframes item-enter { to { opacity: 1; transform: none; } }

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-header nav { display: none; }
  .integrated, .process, .faq, .contact, .final-whatsapp { grid-template-columns: 1fr; }
  .section-heading--row { grid-template-columns: 1fr; gap: 1.5rem; }
  .unit { grid-template-columns: 48px 1fr 1.6fr; }
  .unit__outcome { grid-column: 2 / -1; }
  .process__visual { min-height: 580px; }
  .difference-grid { grid-template-columns: repeat(2, 1fr); }
  .faq__intro { position: static; }
  .footer { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer > div:nth-child(4) { grid-column: 2; }
  .client-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 680px) {
  body { padding-bottom: 0; line-height: 1.5; }
  .site-header { min-height: 62px; padding-inline: 1rem; }
  .site-header.is-scrolled { min-height: 58px; }
  .brand { gap: .45rem; letter-spacing: .2em; }
  .brand span { font-size: .74rem; }
  .brand img { width: 39px; height: 29px; }
  .site-header .button { min-height: 38px; padding: .45rem .72rem; font-size: .8rem; }
  .hero { min-height: min(560px, 76svh); justify-content: center; padding: 5.4rem 1.25rem 2rem; }
  .hero__media::after { background: linear-gradient(180deg, rgba(8,17,31,.62) 0%, rgba(8,17,31,.76) 43%, rgba(8,17,31,.98) 100%); }
  .hero__media img, .hero__media video { height: 104%; object-position: 57% center; transform: translate3d(0, var(--hero-media-y, -2%), 0) scale(1.035); }
  .hero__media img, .hero__media video.is-playing { opacity: .7; }
  .hero__content { width: 100%; }
  h1 { max-width: 520px; margin-bottom: 1.35rem; font-size: clamp(2.75rem, 12.2vw, 3.7rem); line-height: .96; }
  .hero__actions { align-items: flex-start; flex-direction: column; gap: .55rem; }
  .hero__actions .button { width: 100%; min-height: 50px; padding: .72rem 1rem; justify-content: space-between; }
  .text-link { width: fit-content; padding: .45rem 0; font-size: .88rem; }
  .clients__inner { padding: 3.25rem 1.15rem; }
  .clients__heading { grid-template-columns: 1fr; gap: .65rem; margin-bottom: 1.7rem; }
  .clients__heading h2 { font-size: clamp(2rem, 9.5vw, 2.8rem); }
  .client-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .client-grid li { min-height: 86px; padding: 1rem; }
  .client-grid img { max-width: 112px; max-height: 44px; }
  .section { padding: 4.25rem 1.15rem; }
  .section-heading { margin-bottom: 2rem; }
  .section-heading h2, .integrated h2, .process h2, .faq h2, .contact h2 { margin-bottom: 1rem; font-size: clamp(2.1rem, 9.8vw, 3rem); line-height: 1.02; }
  .section-heading > p:last-child { font-size: 1rem; }
  .eyebrow { margin-bottom: .85rem; font-size: .7rem; letter-spacing: .16em; }
  .problem-section { padding-bottom: 4.25rem; }
  .problem-signals article { grid-template-columns: 1.7rem minmax(0, 1fr); gap: .65rem; padding: .85rem 0; }
  .problem-signals h3 { font-size: 1.12rem; line-height: 1.2; }
  .problem-signals p { grid-column: 2; margin-top: -.3rem; font-size: .65rem; }
  .section-cta { align-items: stretch; flex-direction: column; gap: 1rem; margin-top: 1.5rem; }
  .section-cta p { font-size: 1.18rem; }
  .section-cta .button { width: 100%; justify-content: space-between; }
  .integrated { padding: 4rem 1.15rem; gap: .65rem; }
  .integrated__lead { margin-bottom: 1.4rem; font-size: 1.35rem; }
  .integrated__body > p:not(.integrated__lead) { display: none; }
  .integration-line { grid-template-columns: auto 1fr auto 1fr auto; gap: .45rem; margin-top: 1.7rem; font-size: .59rem; letter-spacing: .03em; }
  .integration-line b { width: auto; height: 1px; margin-left: 0; }
  .units .section-heading--row > p { display: none; }
  .unit { grid-template-columns: 28px 1fr; gap: .7rem; padding: 1.05rem 0; }
  .unit p { display: none; }
  .unit h3 { font-size: 1.45rem; }
  .unit__number { font-size: .72rem; }
  .unit__outcome { grid-column: 2; font-size: .82rem; line-height: 1.35; }
  .process__visual { display: none; }
  .process__content { padding: 4.25rem 1.15rem; }
  .steps { margin-top: 2rem; }
  .steps li { grid-template-columns: 2rem 1fr; gap: .65rem; padding: .85rem 0; }
  .steps h3 { font-size: 1rem; }
  .steps p { display: none; }
  .differences .section-heading { margin-bottom: 1.8rem; }
  .difference-grid { grid-template-columns: repeat(2, 1fr); }
  .difference-grid article { min-height: 112px; padding: 1rem; }
  .difference-grid article > span, .difference-grid p { display: none; }
  .difference-grid h3 { margin: 0; font-size: 1.12rem; line-height: 1.15; }
  .faq { gap: 1.3rem; }
  .faq__intro > p:last-child { display: none; }
  summary { gap: .8rem; padding: 1.15rem 0; font-size: .94rem; line-height: 1.35; }
  details p { padding: 0 1.5rem 1.2rem 0; font-size: .92rem; }
  .contact { gap: 1.6rem; padding: 4.25rem 1.15rem; }
  .contact__copy > p:not(.eyebrow) { font-size: .94rem; }
  .contact-form { margin-inline: -1.15rem; padding: 1.8rem 1.15rem; }
  .situation-field { margin-bottom: 1.25rem; }
  .situation-options { gap: .4rem; }
  .situation-options span { min-height: 46px; font-size: .88rem; }
  .field { margin-bottom: 1.05rem; }
  .privacy-note { font-size: .74rem; }
  .final-whatsapp { gap: 1.5rem; padding: 3.5rem 1.15rem; }
  .final-whatsapp h2 { font-size: clamp(2.35rem, 10vw, 3rem); }
  .final-whatsapp__action .button { width: 100%; justify-content: space-between; }
  .footer { grid-template-columns: 1fr 1fr; gap: 2rem 1.2rem; padding: 3rem 1.15rem 1.5rem; }
  .footer__brand { grid-column: 1 / -1; }
  .footer > div:nth-child(2) { display: none; }
  .footer > div:nth-child(4) { grid-column: auto; }
  .footer__bottom { display: grid; grid-template-columns: 1fr; }
  .whatsapp-float { right: .8rem; bottom: max(.8rem, env(safe-area-inset-bottom)); min-width: 52px; width: 52px; padding: .75rem; justify-content: center; }
  .whatsapp-float span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
  .js .hero__content > * { opacity: 1; clip-path: none; transform: none; }
  .hero__media img, .hero__media video { transform: none; }
  .hero__media video { display: none; }
  .js .problem-signals.reveal article,
  .js .client-grid.reveal li,
  .js .process__content.reveal .steps li,
  .js .faq__list.reveal details,
  .js .contact-form.reveal .field,
  .js .contact-form.reveal .situation-field,
  .js .contact-form.reveal .button--submit,
  .js .contact-form.reveal .privacy-note { opacity: 1; transform: none; }
}

@media (forced-colors: active) {
  .button, .capacity-tags span { border: 2px solid ButtonText; }
}