/* ===================================================================
 * Tax4u - main stylesheet
 * Tokens extraídos do design Figma (1440px desktop).
 * =================================================================== */

:root {
    --color-primary: #006D3D;
    --color-primary-hover: #005A33;
    --color-primary-accent: #52B478;
    --color-primary-tint: rgba(0, 109, 61, 0.1);
    --color-text-dark: #1A1C1C;
    --color-text-body: #5E5E5E;
    --color-text-light: #F3F3F3;
    --color-grey: #F3F3F3;
    --color-grey-2: #E8E8E8;
    --color-black: #000000;
    --color-white: #FFFFFF;

    --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Lato', 'Inter', system-ui, sans-serif;
    --font-logo: 'League Spartan', 'Inter', sans-serif;

    --container-max: 1200px;
    --container-pad: 24px;

    --radius-sm: 7px;
    --radius-md: 14px;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-card: 0 4px 22px -2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 20px -2px rgba(0, 0, 0, 0.08);

    /* Easing - sempre ease-out (sem in-out). Cubic é mais suave, Quart é mais snap. */
    --ease-out-cubic: cubic-bezier(0.33, 1, 0.68, 1);
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
}

/* -------- Reveal on scroll --------
 * Usa `animation` (não `transition`) para não conflitar com transitions de hover
 * em .btn / .step-card / .sector-card / .blog-card que redefinem o shorthand
 * `transition` (sem incluir opacity). Animation vive numa property própria e
 * coexiste com transitions do elemento.
 */
[data-reveal] {
    opacity: 0;
    transform: translate3d(0, 72px, 0);
    will-change: opacity, transform;
}
[data-reveal="fade"] { transform: none; }
[data-reveal="fade-left"]  { transform: translate3d(-32px, 0, 0); }
[data-reveal="fade-right"] { transform: translate3d( 32px, 0, 0); }
[data-reveal="zoom"] { transform: scale(0.96); }

@keyframes tax4u-reveal-up {
    from { opacity: 0; transform: translate3d(0, 72px, 0); }
    to   { opacity: 1; transform: translate3d(0, 0, 0); }
}
@keyframes tax4u-reveal-fade {
    from { opacity: 0; }
    to   { opacity: 1; }
}
@keyframes tax4u-reveal-fade-left {
    from { opacity: 0; transform: translate3d(-32px, 0, 0); }
    to   { opacity: 1; transform: translate3d(0, 0, 0); }
}
@keyframes tax4u-reveal-fade-right {
    from { opacity: 0; transform: translate3d(32px, 0, 0); }
    to   { opacity: 1; transform: translate3d(0, 0, 0); }
}
@keyframes tax4u-reveal-zoom {
    from { opacity: 0; transform: scale(0.96); }
    to   { opacity: 1; transform: scale(1); }
}

[data-reveal].is-revealed              { animation: tax4u-reveal-up        1.1s var(--ease-out-quart) both; }
[data-reveal="fade"].is-revealed       { animation-name: tax4u-reveal-fade; }
[data-reveal="fade-left"].is-revealed  { animation-name: tax4u-reveal-fade-left; }
[data-reveal="fade-right"].is-revealed { animation-name: tax4u-reveal-fade-right; }
[data-reveal="zoom"].is-revealed       { animation-name: tax4u-reveal-zoom; }

/* Delay escalonado (stagger) para grids */
[data-reveal-delay="1"].is-revealed { animation-delay: 0.15s; }
[data-reveal-delay="2"].is-revealed { animation-delay: 0.30s; }
[data-reveal-delay="3"].is-revealed { animation-delay: 0.45s; }
[data-reveal-delay="4"].is-revealed { animation-delay: 0.60s; }
[data-reveal-delay="5"].is-revealed { animation-delay: 0.75s; }
[data-reveal-delay="6"].is-revealed { animation-delay: 0.90s; }

@media (prefers-reduced-motion: reduce) {
    [data-reveal] {
        opacity: 1;
        transform: none;
    }
    [data-reveal].is-revealed { animation: none; }
}

/* -------- Reset & base -------- */
*, *::before, *::after { box-sizing: border-box; }
html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    /* Contém transforms de reveal (fade-right, fade-left) e margem negativa do hero
       sem criar scrollbar horizontal. clip não vira scroll-container, preserva
       position: sticky do header. Fallback para browsers antigos. */
    overflow-x: hidden;
    overflow-x: clip;
}
body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text-dark);
    background: var(--color-white);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
    overflow-x: clip;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

.sr-only,
.screen-reader-text {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0, 0, 0, 0);
    white-space: nowrap; border: 0;
}
.skip-link {
    position: absolute;
    top: -100px; left: 0;
    padding: 8px 12px;
    background: var(--color-primary);
    color: #fff;
    z-index: 1000;
}
.skip-link:focus { top: 0; }

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

.icon { display: inline-block; width: 1em; height: 1em; vertical-align: middle; flex-shrink: 0; }

/* -------- Buttons -------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 14px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 16px;
    line-height: 1.2;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.6s var(--ease-out-cubic), background-color 0.6s var(--ease-out-cubic), box-shadow 0.6s var(--ease-out-cubic);
}
.btn--primary {
    background: var(--color-primary);
    color: var(--color-white);
}
.btn--primary:hover { background: var(--color-primary-hover); transform: translateY(-1px); }
.btn--dark {
    background: var(--color-text-dark);
    color: var(--color-white);
}
.btn--dark:hover { background: #000; transform: translateY(-1px); }
.btn--lg {
    padding: 22px 45px;
    font-size: 20px;
    font-weight: 600;
    gap: 14px;
}
.btn--sm {
    padding: 9px 27px;
    font-size: 18px;
    font-weight: 600;
}
.btn .icon { width: 20px; height: 20px; }
.btn--lg .icon { width: 26px; height: 26px; }

/* -------- Header -------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    transition: background-color 0.6s var(--ease-out-cubic), box-shadow 0.6s var(--ease-out-cubic), color 0.6s var(--ease-out-cubic);
}
.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
    min-height: 80px;
    padding-top: 18px;
    padding-bottom: 18px;
}

/* Quando estamos na LP com hero-visual e ainda não rolamos,
   deixa o header transparente para o vídeo cobrir 100% do viewport. */
.has-hero .site-header {
    background: transparent;
    box-shadow: none;
}
.has-hero .site-header .site-logo { color: var(--color-white); }
.has-hero .site-header .site-logo__mark { filter: brightness(0) invert(1); opacity: 0.92; }
.has-hero .site-header .site-nav__list a { color: rgba(255, 255, 255, 0.9); }
.has-hero .site-header .site-nav__list a:hover,
.has-hero .site-header .site-nav__list a:focus-visible { color: var(--color-white); }
.has-hero .site-header .site-nav__toggle { border-color: rgba(255, 255, 255, 0.4); }
.has-hero .site-header .site-nav__burger,
.has-hero .site-header .site-nav__burger::before,
.has-hero .site-header .site-nav__burger::after { background: var(--color-white); }

/* Depois do scroll: navbar volta a ser sólida (classe adicionada via JS). */
.site-header.is-scrolled {
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}
.has-hero .site-header.is-scrolled .site-logo { color: var(--color-text-dark); }
.has-hero .site-header.is-scrolled .site-logo__mark { filter: none; opacity: 1; }
.has-hero .site-header.is-scrolled .site-nav__list a { color: var(--color-text-body); }
.has-hero .site-header.is-scrolled .site-nav__list a:hover,
.has-hero .site-header.is-scrolled .site-nav__list a:focus-visible { color: var(--color-primary); }
.has-hero .site-header.is-scrolled .site-nav__burger,
.has-hero .site-header.is-scrolled .site-nav__burger::before,
.has-hero .site-header.is-scrolled .site-nav__burger::after { background: var(--color-text-dark); }

.site-logo {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text-dark);
    transition: color 0.6s var(--ease-out-cubic);
}
.site-logo__mark {
    display: block;
    width: 44px;
    height: auto;
    object-fit: contain;
    transition: filter 0.6s var(--ease-out-cubic), opacity 0.6s var(--ease-out-cubic);
}
.site-logo__text {
    font-family: var(--font-logo);
    font-weight: 700;
    font-size: 26px;
    letter-spacing: -0.02em;
    line-height: 1;
}
.site-logo__u { color: var(--color-primary-accent); }
.site-logo--footer { gap: 10px; }
.site-logo--footer .site-logo__mark { width: 50px; }
.site-logo--footer .site-logo__text { font-size: 28px; }

/* -------- Nav -------- */
.site-nav {
    display: flex;
    align-items: center;
    gap: 36px;
}
.site-nav__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 36px;
}
.site-nav__list a {
    display: inline-block;
    padding: 8px 0;
    color: var(--color-text-body);
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 0.04em;
    transition: color 0.6s var(--ease-out-cubic);
}
.site-nav__list a:hover,
.site-nav__list a:focus-visible { color: var(--color-primary); }
.site-nav__cta { flex-shrink: 0; }

.site-nav__toggle {
    display: none;
    width: 40px; height: 40px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--color-grey-2);
    border-radius: var(--radius-sm);
    align-items: center;
    justify-content: center;
    transition: border-color 0.6s var(--ease-out-cubic);
}
.site-nav__burger,
.site-nav__burger::before,
.site-nav__burger::after {
    display: block;
    width: 20px; height: 2px;
    background: var(--color-text-dark);
    position: relative;
    transition: transform 0.6s var(--ease-out-cubic), opacity 0.6s var(--ease-out-cubic), background-color 0.6s var(--ease-out-cubic), top 0.6s var(--ease-out-cubic);
}
.site-nav__burger::before,
.site-nav__burger::after {
    content: "";
    position: absolute;
    left: 0;
}
.site-nav__burger::before { top: -6px; }
.site-nav__burger::after  { top:  6px; }

/* Burger vira X quando o menu está aberto */
.site-nav.is-open .site-nav__burger { background: transparent; }
.site-nav.is-open .site-nav__burger::before { top: 0; transform: rotate(45deg); }
.site-nav.is-open .site-nav__burger::after  { top: 0; transform: rotate(-45deg); }

/* -------- Hero visual (vídeo prédio full-bleed + logo Tax4u central) -------- */
.hero-visual {
    position: relative;
    height: 100vh;
    min-height: 560px;
    margin-top: -80px; /* cobre a navbar translúcida para ocupar 100% do viewport */
    overflow: hidden;
    background: #0a0a0a;
}
[id] { scroll-margin-top: 96px; }
.hero-visual__video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 40%;
    filter: grayscale(1) contrast(1.05) brightness(0.85);
    pointer-events: none;
}
.hero-visual__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0.55) 100%);
    pointer-events: none;
}
.hero-visual__logo {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    padding: 32px;
}
.hero-visual__logo img {
    display: block;
    width: clamp(120px, 14vw, 210px);
    height: auto;
    filter: brightness(0) invert(1);
    opacity: 0.92;
}
.hero-visual__wordmark {
    font-family: var(--font-logo);
    font-weight: 700;
    font-size: clamp(56px, 7vw, 110px);
    color: var(--color-white);
    line-height: 1;
    letter-spacing: -0.02em;
}
.hero-visual__u { color: var(--color-primary-accent); }

/* -------- Intro (conteúdo textual do hero original) -------- */
.intro {
    position: relative;
    padding: 96px 0 88px;
    background: var(--color-grey);
    overflow: hidden;
}
.intro::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("../images/hero-building.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.25;
    pointer-events: none;
}
.intro__inner { position: relative; }
.intro__content { max-width: 720px; }
.intro__eyebrow {
    display: inline-block;
    padding: 5px 18px;
    background: var(--color-primary-tint);
    border-radius: 9px;
    color: var(--color-primary);
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    line-height: 1.4;
}
.intro__title {
    margin: 28px 0 20px;
    font-family: var(--font-sans);
    font-weight: 900;
    font-size: clamp(40px, 5.5vw, 72px);
    line-height: 0.97;
    letter-spacing: -0.05em;
    text-transform: uppercase;
    color: var(--color-text-dark);
}
.intro__title-accent { color: var(--color-primary); }
.intro__subtitle {
    margin: 0 0 36px;
    color: var(--color-text-body);
    font-size: 22px;
    line-height: 1.6;
    max-width: 620px;
}
.intro__subtitle strong { color: var(--color-text-dark); font-weight: 700; }
.intro__cta { padding: 22px 45px; font-size: 20px; }
.intro__cta .icon { width: 26px; height: 26px; }

/* -------- Section base -------- */
.section { padding: 112px 0; }
.section__header {
    max-width: 760px;
    margin-bottom: 48px;
}
.section__title {
    margin: 0 0 18px;
    font-weight: 900;
    font-size: clamp(36px, 4vw, 54px);
    line-height: 1;
    letter-spacing: -0.05em;
    color: var(--color-text-dark);
}
.section__subtitle {
    margin: 0;
    font-size: 20px;
    line-height: 1.55;
    color: var(--color-text-body);
}

/* -------- Metodologia (Steps) -------- */
.section--methodology { background: var(--color-white); }
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}
.step-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 18px 32px 48px;
    background: var(--color-grey);
    border-radius: 4px;
    transition: transform 0.6s var(--ease-out-cubic), box-shadow 0.6s var(--ease-out-cubic);
}
.step-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.step-card__icon {
    display: inline-flex;
    width: 72px;
    height: 84px;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: var(--color-white);
    margin-bottom: 10px;
    clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
}
.step-card__icon .icon { width: 27px; height: 27px; }
.step-card__eyebrow {
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.step-card__title {
    margin: 0;
    font-weight: 900;
    font-size: 18px;
    line-height: 1.3;
    color: var(--color-text-dark);
}
.step-card__text {
    margin: 0;
    color: var(--color-text-body);
    font-size: 16px;
    line-height: 1.55;
}

/* -------- Setores -------- */
.section--sectors { background: var(--color-grey-2); }
.sector-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.sector-card {
    display: flex;
    flex-direction: column;
    background: var(--color-white);
    border-bottom: 5px solid var(--color-primary);
    padding: 9px 9px 14px;
    transition: transform 0.6s var(--ease-out-cubic), box-shadow 0.6s var(--ease-out-cubic);
}
.sector-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}
.sector-card__media {
    aspect-ratio: 16 / 10;
    overflow: hidden;
}
.sector-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s var(--ease-out-cubic);
}
.sector-card:hover .sector-card__media img { transform: scale(1.05); }
.sector-card__body {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 27px;
    flex: 1;
}
.sector-card__title {
    margin: 0;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 28px;
    line-height: 1.3;
    color: var(--color-text-dark);
}
.sector-card__text {
    margin: 0;
    color: var(--color-text-body);
    font-size: 18px;
    line-height: 1.6;
    flex: 1;
}
.sector-card__icon {
    display: inline-flex;
    margin-top: 16px;
    color: var(--color-primary);
}
.sector-card__icon .icon { width: 27px; height: 27px; }

/* -------- Por que escolher -------- */
.section--why {
    background: var(--color-text-dark);
    color: var(--color-white);
}
.why__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 90px;
    align-items: center;
}
.why__title {
    margin: 0 0 24px;
    font-weight: 900;
    font-size: clamp(40px, 5vw, 68px);
    line-height: 1;
    letter-spacing: -0.05em;
}
.why__subtitle {
    margin: 0 0 32px;
    color: var(--color-grey);
    font-size: 22px;
    line-height: 1.6;
}
.why__items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 48px;
    padding-top: 18px;
}
.why-item {
    padding-left: 29px;
    border-left: 3px solid var(--color-primary);
}
.why-item__title {
    margin: 0 0 8px;
    font-weight: 600;
    font-size: 22px;
    line-height: 1.35;
    color: var(--color-white);
}
.why-item__text {
    margin: 0;
    color: var(--color-grey);
    font-size: 16px;
    line-height: 1.45;
}
.why__media {
    position: relative;
    border: 7px solid var(--color-white);
    aspect-ratio: 0.9;
    overflow: hidden;
    opacity: 0.8;
}
.why__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* -------- Resultados -------- */
.section--results { background: var(--color-grey); }
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 28px;
}
.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 48px 24px;
    background: var(--color-white);
    text-align: center;
    min-height: 320px;
}
.stat-card__number {
    margin: 0;
    font-weight: 900;
    font-size: clamp(48px, 6vw, 68px);
    letter-spacing: -0.05em;
    color: var(--color-text-dark);
    line-height: 1;
}
.stat-card--highlight .stat-card__number { color: var(--color-primary); }
.stat-card__label {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-body);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 56px;
}
.testimonial {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 32px;
    margin: 0;
    padding: 54px 54px 54px 63px;
    background: var(--color-white);
    border-left: 9px solid var(--color-primary);
    min-height: 420px;
}
.testimonial__quote {
    margin: 0;
    font-style: italic;
    font-weight: 500;
    font-size: 27px;
    line-height: 1.3;
    color: var(--color-text-dark);
}
.testimonial__footer {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.testimonial__author {
    font-weight: 600;
    font-size: 20px;
    color: var(--color-text-dark);
}
.testimonial__company {
    font-size: 18px;
    color: var(--color-text-body);
}

/* -------- Blog -------- */
.section--blog { background: var(--color-white); }
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.blog-card {
    display: flex;
    flex-direction: column;
    background: var(--color-white);
    border: 1px solid var(--color-grey-2);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: transform 0.6s var(--ease-out-cubic), box-shadow 0.6s var(--ease-out-cubic);
}
.blog-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px -2px rgba(0, 0, 0, 0.08);
}
.blog-card__media {
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}
.blog-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s var(--ease-out-cubic);
}
.blog-card:hover .blog-card__media img { transform: scale(1.04); }
.blog-card__body {
    display: flex;
    flex-direction: column;
    gap: 13px;
    padding: 28px;
    flex: 1;
}
.blog-card__title {
    margin: 0;
    font-weight: 700;
    font-size: 18px;
    line-height: 1.5;
    color: var(--color-text-dark);
}
.blog-card__title a {
    color: inherit;
    transition: color 0.6s var(--ease-out-cubic);
}
.blog-card__title a:hover { color: var(--color-primary); }
.blog-card__more {
    margin-top: auto;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 16px;
}
.blog-all {
    display: flex;
    justify-content: flex-end;
    margin-top: 32px;
}
.blog-all__link {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 18px;
}
.blog-all__link .icon { width: 18px; height: 18px; }

/* -------- CTA final -------- */
.section--cta-final {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 144px 0;
}
.cta-final__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 48px;
    text-align: center;
}
.cta-final__title {
    margin: 0;
    font-weight: 900;
    font-size: clamp(44px, 6vw, 81px);
    line-height: 1;
    letter-spacing: -0.05em;
    max-width: 980px;
}
.cta-final__subtitle {
    margin: 0;
    font-size: 22px;
    line-height: 1.4;
    max-width: 720px;
    color: rgba(255, 255, 255, 0.92);
}
.cta-final__cta {
    padding: 27px 54px;
    font-size: 22px;
    font-weight: 900;
    gap: 18px;
    border-radius: 7px;
}
.cta-final__cta .icon { width: 36px; height: 36px; }

/* -------- Footer -------- */
.site-footer {
    padding: 54px 0;
    background: var(--color-grey);
    color: var(--color-text-body);
    font-size: 15px;
}
.site-footer__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 36px;
    align-items: flex-start;
}
.site-footer__col { display: flex; flex-direction: column; gap: 27px; }
.site-footer__brand { gap: 16px; }
.site-footer__copy {
    margin: 0;
    color: var(--color-text-body);
    font-size: 14px;
    font-weight: 500;
    line-height: 1.35;
}
.site-footer__title {
    margin: 0;
    color: var(--color-text-dark);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.site-footer__list {
    list-style: none;
    margin: 0; padding: 0;
    display: flex;
    flex-direction: column;
    gap: 18px;
}
.site-footer__list a {
    color: var(--color-text-body);
    font-size: 16px;
    transition: color 0.6s var(--ease-out-cubic);
}
.site-footer__list a:hover { color: var(--color-primary); }

.social-links {
    list-style: none;
    margin: 0; padding: 0;
    display: flex;
    align-items: center;
    gap: 30px;
}
.social-links a {
    display: inline-flex;
    width: 36px; height: 36px;
    align-items: center; justify-content: center;
    color: var(--color-primary);
    transition: color 0.6s var(--ease-out-cubic), transform 0.6s var(--ease-out-cubic);
}
.social-links a:hover { color: var(--color-primary-hover); transform: translateY(-1px); }
.social-links .icon { width: 32px; height: 32px; }

/* -------- Responsive -------- */
/* Tablet aproximado */
@media (max-width: 1120px) {
    :root { --container-pad: 32px; }
    .hero-visual { height: 56vh; min-height: 420px; }
    .intro { padding: 72px 0; }
    .intro__title { font-size: clamp(36px, 6vw, 60px); }
    .why__grid { grid-template-columns: 1fr; gap: 48px; }
    .why__items { grid-template-columns: repeat(2, 1fr); }
    .section { padding: 88px 0; }
    .section--cta-final { padding: 96px 0; }
}

/* Mobile "tablet" - evita quebrar sector-cards em 2 cols */
@media (max-width: 900px) {
    .steps-grid { grid-template-columns: repeat(2, 1fr); }
    .sector-cards { grid-template-columns: repeat(2, 1fr); }
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonials-grid { grid-template-columns: 1fr; gap: 28px; }
    .testimonial { padding: 40px 40px 40px 48px; min-height: 0; }
}

/* Mobile real */
@media (max-width: 720px) {
    :root { --container-pad: 24px; }
    .site-nav__toggle {
        display: inline-flex;
        position: relative;
        z-index: 110;  /* sempre acima do overlay do menu */
    }
    .site-nav { gap: 12px; }

    /* Menu mobile = overlay fullscreen branco */
    .site-nav__list {
        display: none;
        position: fixed;
        top: 72px;  /* abaixo do header sticky */
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 24px 24px 48px;
        background: var(--color-white);
        z-index: 100;
        overflow-y: auto;
    }
    .site-nav.is-open .site-nav__list { display: flex; }
    .site-nav__list a {
        padding: 20px 0;
        font-size: 20px;
        font-weight: 500;
        letter-spacing: 0;
        color: var(--color-text-dark);
        border-bottom: 1px solid var(--color-grey-2);
    }
    .site-nav__list a:last-child { border-bottom: none; }
    .site-nav__cta { display: none; }  /* CTA do header sempre oculta em mobile */
    .site-header__inner {
        min-height: 72px;
        flex-wrap: nowrap;
    }
    /* IMPORTANT: backdrop-filter cria containing block para position:fixed,
       o que faz o menu overlay (.site-nav__list fixed) se ancorar no header
       (~80px) em vez do viewport e ficar cortado. Remove no mobile. */
    .site-header {
        position: sticky;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }

    /* Quando o menu está aberto, o header também fica sólido pra o X ter contraste */
    body.has-menu-open .site-header,
    .has-hero body.has-menu-open .site-header { background: var(--color-white); box-shadow: var(--shadow-sm); }
    body.has-menu-open { overflow: hidden; }  /* trava scroll do fundo */

    .hero-visual { display: none; }
    /* Em mobile sem hero visual: navbar volta a ser sólida desde o início. */
    .has-hero .site-header { background: rgba(255, 255, 255, 0.92); }
    .has-hero .site-header .site-logo { color: var(--color-text-dark); }
    .has-hero .site-header .site-logo__mark { filter: none; opacity: 1; }
    .has-hero .site-header .site-nav__list a { color: var(--color-text-body); }
    .has-hero .site-header .site-nav__burger,
    .has-hero .site-header .site-nav__burger::before,
    .has-hero .site-header .site-nav__burger::after { background: var(--color-text-dark); }
    /* Quando o menu está aberto, a linha central do burger vira o X
       (precisa de especificidade maior pra vencer o override .has-hero acima) */
    .has-hero .site-header .site-nav.is-open .site-nav__burger { background: transparent; }

    .intro { padding: 56px 0 64px; }
    .intro::before { opacity: 0.15; }
    .intro__title { font-size: clamp(36px, 9vw, 56px); }
    .intro__subtitle { font-size: 18px; }
    .intro__eyebrow { font-size: 14px; }
    .intro__cta { width: 100%; padding: 18px 28px; font-size: 18px; }

    .section { padding: 64px 0; }
    .section__header { margin-bottom: 32px; }
    .section__title { font-size: clamp(32px, 8vw, 44px); }
    .section__subtitle { font-size: 17px; }

    .steps-grid { grid-template-columns: 1fr; gap: 16px; }
    .step-card { padding: 24px; }
    .sector-cards { grid-template-columns: 1fr; gap: 16px; }
    .why__items { grid-template-columns: 1fr; }
    .why__title { font-size: clamp(36px, 9vw, 56px); }
    .why__subtitle { font-size: 18px; }
    .stats-grid { grid-template-columns: 1fr; gap: 16px; }
    .stat-card { min-height: 220px; padding: 36px 24px; }
    .blog-grid { grid-template-columns: 1fr; gap: 16px; }
    .testimonial { padding: 32px; }
    .testimonial__quote { font-size: 22px; }

    .section--cta-final { padding: 80px 0; }
    .cta-final__inner { gap: 32px; }
    .cta-final__title { font-size: clamp(34px, 9vw, 56px); }
    .cta-final__subtitle { font-size: 18px; }
    .cta-final__cta { padding: 22px 32px; font-size: 18px; width: 100%; }
    .cta-final__cta .icon { width: 28px; height: 28px; }

    .site-footer__grid { grid-template-columns: 1fr; gap: 32px; }
}