/* ===== RESET & VARIABLES ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --blue:        #284074;
    --blue-light:  #3a5a9e;
    --blue-dark:   #1a2c52;
    --blue-deeper: #0e1a35;
    --green:       #499f3c;
    --green-light: #5ec44f;
    --green-dark:  #316e29;
    --white:       #f4f6fb;
    --gray:        #9eaabf;
    --gray-light:  #e8ecf4;
    --dark:        #0b1120;
    --font-head:   'Roboto', Tahoma, Geneva, Verdana, sans-serif;
    --font-body:   'Roboto', Tahoma, Geneva, Verdana, sans-serif;
    --nav-h:       72px;
    --ease:        cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--dark);
    color: var(--white);
    overflow-x: hidden;
}

::selection { background: var(--green); color: #fff; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--blue-light); border-radius: 3px; }

/* ===== NAV ===== */
nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: var(--nav-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 clamp(1.5rem, 5vw, 4rem);

    background: linear-gradient(100deg,
        rgba(240,244,252, 0.97) 0%,
        rgba(237,247,239, 0.97) 100%);

    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);

    box-shadow:
        0 2px 28px rgba(43,59,110,.10),
        0 3px 0 0 rgba(65,164,73,.30);

    transition:
        background .45s var(--ease),
        backdrop-filter .45s var(--ease),
        box-shadow .45s var(--ease);
}

/* ---- Links: brancos sobre o hero, azuis sobre a navbar clara ---- */
.nav-logo {
    display: flex;
    align-items: center;
    gap: .7rem;
    text-decoration: none;
}

.logo-svg {
  height: 55px;
  width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    font-family: var(--font-body);
    font-size: .9rem;
    font-weight: 600;
    /* Branco sobre hero transparente */
    color: #2b3b6e;
    text-decoration: none;
    letter-spacing: .03em;
    transition: color .25s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 2px;
    background: var(--green);
    transition: width .3s var(--ease);
    border-radius: 1px;
}

.nav-links a:hover { color: #2b3b6e; }
.nav-links a:hover::after { width: 100%; }


/* CTA — verde sempre */
.nav-cta {
    background: var(--green);
    color: #fff !important;
    padding: .55rem 1.4rem;
    border-radius: 6px;
    font-weight: 600 !important;
    transition: background .25s, transform .2s, box-shadow .25s !important;
}

.nav-cta::after { display: none !important; }
.nav-cta:hover {
    background: var(--green-light) !important;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(65,164,73,.35) !important;
}
/* Quando scrolled, CTA ganha sombra mais visível sobre fundo claro */
nav.scrolled .nav-cta {
    box-shadow: 0 4px 16px rgba(65,164,73,.3) !important;
    color: #fff !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: transparent;
    border: none;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.hamburger:hover{
    -webkit-tap-highlight-color: transparent;
}

.hamburger span {
    display: block;
    width: 24px; height: 2px;
    background: #2b3b6e;
    border-radius: 2px;
    transition: transform .3s, opacity .3s, background .4s;
}

/* Traços escurecem junto com a barra */
nav.scrolled .hamburger span {
    background: #2b3b6e;
}

/* ===== HERO CAROUSEL ===== */
#home {
    position: relative;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}

.carousel-track {
    display: flex;
    height: 100%;
    transition: transform .8s var(--ease);
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
}

.slide-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.slide-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* contain: não corta a imagem | cover: cobre toda a tela */
    object-position: center;
}

@media (max-width: 768px) {
    #home {
        height: 100svh; /* svh = altura real da tela no mobile, descontando barra do browser */
        min-height: 500px;
    }
}

/* oculto no desktop */
.slide-mobile-content {
    display: none;
}

/* aparece somente no mobile */
@media (max-width: 768px) {
    .slide-mobile-content {
        display: flex;
        position: absolute;
        inset: 0;
        flex-direction: column;
        justify-content: center;
        padding: 2rem 1.5rem;
        padding-bottom: 8rem; /* empurra para cima */
        padding-top: 20rem; /*empurra para baixo*/
        z-index: 2;
    }
}

.carousel-slide.active .slide-bg { transform: scale(1); }


.slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(11,17,32,.65) 40%, rgba(40,64,116,.4) 100%);
}

.slide-content {
    position: relative;
    z-index: 2;
    padding: 0 clamp(1.5rem, 8vw, 8rem);
    max-width: 700px;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .7s .2s var(--ease), transform .7s .2s var(--ease);
}

.carousel-slide.active .slide-content {
    opacity: 1;
    transform: translateY(0);
}

.slide-badge {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    background: rgba(73,159,60,.18);
    border: 1px solid rgba(73,159,60,.4);
    color: var(--green-light);
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .12em;
    text-transform: uppercase;
    padding: .35rem .9rem;
    border-radius: 100px;
    margin-bottom: 1.4rem;
}

.slide-title {
    font-family: var(--font-head);
    font-size: clamp(2.6rem, 5.5vw, 5rem);
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 1.2rem;
    color: #fff;
}

.slide-title em {
    font-style: normal;
    color: var(--green);
}

.slide-desc {
    font-size: 1.05rem;
    color: rgba(255,255,255,.72);
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 520px;
}

.slide-cta {
    display: inline-flex;
    align-items: center;
    gap: .7rem;
    background: var(--green);
    color: #fff;
    text-decoration: none;
    padding: .85rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: background .25s, transform .2s, box-shadow .25s;
    box-shadow: 0 8px 30px rgba(73,159,60,.35);
}

.slide-cta:hover {
    background: var(--green-light);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(73,159,60,.5);
}

/* Progress bars */
.carousel-indicators {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: .7rem;
    align-items: center;
}

.indicator {
    width: 70px; height: 3px;
    background: rgba(255,255,255,.2);
    border-radius: 3px;
    cursor: pointer;
    overflow: hidden;
    position: relative;
}

.indicator-fill {
    position: absolute;
    top: 0; left: 0;
    height: 100%;
    width: 0;
    background: var(--green);
    border-radius: 3px;
    transition: width .1s linear;
}

.indicator.active .indicator-fill {
    animation: fillBar var(--duration, 5000ms) linear forwards;
}

@keyframes fillBar { from { width: 0 } to { width: 100% } }

/* Carousel nav arrows */
.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 48px; height: 48px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,.2);
    background: rgba(11,17,32,.5);
    color: #fff;
    font-size: 1.1rem;
    cursor: pointer;
    display: grid;
    place-items: center;
    transition: background .25s, border-color .25s;
}

.carousel-arrow:hover { background: var(--green); border-color: var(--green); }
.carousel-arrow.prev { left: 1.5rem; }
.carousel-arrow.next { right: 1.5rem; }

/* ===== SECTION SHARED ===== */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: .9rem;
}

.section-label::before {
    content: '';
    display: block;
    width: 24px; height: 2px;
    background: var(--green);
    border-radius: 1px;
}

.section-title {
    font-family: var(--font-head);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800;
    line-height: 1.1;
    color: #fff;
}

.section-title span { color: var(--green); }

/* ===== SOLUTIONS — STICKY STACK ===== */
#solutions {
    background: var(--dark);
}

.solutions-intro {
    text-align: center;
    padding: 6rem clamp(1.5rem, 5vw, 4rem) 3rem;
}

.solutions-intro .section-label { justify-content: center; }
.solutions-intro .section-label::before { display: none; }

.solutions-intro p {
    color: var(--gray);
    font-size: 1.05rem;
    max-width: 540px;
    margin: 1rem auto 0;
    line-height: 1.7;
}

.stack-container {
    position: relative;
}

.stack-item {
    position: sticky;
    top: 0;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.stack-item:nth-child(1) { z-index: 1; }
.stack-item:nth-child(2) { z-index: 2; }
.stack-item:nth-child(3) { z-index: 3; }
.stack-item:nth-child(4) { z-index: 4; }
.stack-item:nth-child(5) { z-index: 5; }

.stack-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}

.stack-overlay {
    position: absolute;
    inset: 0;
}

.stack-card {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1100px;
    padding: 0 clamp(1.5rem, 5vw, 4rem);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.stack-card.reverse { direction: rtl; }
.stack-card.reverse > * { direction: ltr; }

.stack-card.alt {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
    max-width: 700px;
}

.stack-img-wrap {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 32px 80px rgba(0,0,0,.6);
    aspect-ratio: 4/3;
    position: relative;
}

.stack-img-wrap img {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .6s var(--ease);
}

.stack-item:hover .stack-img-wrap img { transform: scale(1.05); }

.stack-img-badge {
    position: absolute;
    bottom: 1rem; left: 1rem;
    background: var(--green);
    color: #fff;
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    padding: .3rem .8rem;
    border-radius: 4px;
}

.stack-text .section-label { margin-bottom: .6rem; }

.stack-text h2 {
    font-family: var(--font-head);
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 800;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 1rem;
}

.stack-text p {
    color: rgba(255,255,255,.68);
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: 1.6rem;
}

.stack-feats {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: .6rem;
}

.stack-feats li {
    display: flex;
    align-items: center;
    gap: .6rem;
    font-size: .9rem;
    color: rgba(255,255,255,.8);
}

.stack-feats li i {
    color: var(--green);
    font-size: .85rem;
    flex-shrink: 0;
}

/* ===== TECHNOLOGIES — HORIZONTAL ACCORDION ===== */
#tecnologias {
    padding: 7rem clamp(1.5rem, 5vw, 4rem);
    background: var(--blue-deeper);
    position: relative;
    overflow: hidden;
}

#tecnologias::before {
    content: '';
    position: absolute;
    top: -200px; right: -200px;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(73,159,60,.12) 0%, transparent 70%);
    pointer-events: none;
}

.tech-header {
    text-align: center;
    margin-bottom: 4rem;
}

.tech-header .section-label { justify-content: center; }
.tech-header .section-label::before { display: none; }

.tech-header p {
    color: var(--gray);
    font-size: 1rem;
    max-width: 500px;
    margin: 1rem auto 0;
    line-height: 1.7;
}

/* Accordion wrapper */
.tech-accordion {
    display: flex;
    gap: 10px;
    max-width: 1200px;
    margin: 0 auto;
    height: 420px;
}

.tech-card {
    position: relative;
    flex: 1;
    min-width: 72px;
    border-radius: 18px;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid rgba(40,64,116,.5);
    background: rgba(14,26,53,.8);
    transition:
    flex .6s cubic-bezier(.4,0,.2,1),
    border-color .4s,
    box-shadow .4s;
}

.tech-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, rgba(73,159,60,.18) 0%, transparent 55%);
    opacity: 0;
    transition: opacity .4s;
    pointer-events: none;
    border-radius: inherit;
}

.tech-card:hover{
    -webkit-tap-highlight-color: transparent;
}

/* Background image per card */
.tech-card-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity .5s;
}

.tech-card-bg-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(8,18,42,.50) 0%, rgba(14,26,53,.20) 100%);
}

/* HOVER / ACTIVE state */
.tech-accordion:hover .tech-card { flex: .6; }

.tech-card:hover {
    flex: 5 !important;
    border-color: var(--green);
    box-shadow: 0 20px 70px rgba(73,159,60,.22);
}

.tech-card:hover::after { opacity: 1; }
.tech-card:hover .tech-card-bg { opacity: .25; }

/* ---- COLLAPSED view ---- */
.tc-collapsed {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.2rem;
    padding: 1.5rem .5rem;
    transition: opacity .25s, transform .25s;
    z-index: 2;
}

.tech-card:hover .tc-collapsed {
    opacity: 0;
    transform: scale(.85);
    pointer-events: none;
}

.tc-icon-wrap {
    width: 50px; height: 50px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--blue), var(--blue-light));
    display: grid;
    place-items: center;
    font-size: 1.3rem;
    color: var(--green-light);
    flex-shrink: 0;
    transition: background .3s;
}

.tc-title-vert {
    /*writing-mode: vertical-rl;*/
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    /*transform: rotate(180deg);*/
    transform: none;
    font-family: var(--font-head);
    font-size: .9rem;
    font-weight: 700;
    letter-spacing: .08em;
    color: rgba(255,255,255,.55);
    white-space: nowrap;
    transition: color .3s;
}

/* ---- EXPANDED view ---- */
.tc-expanded {
    position: absolute;
    inset: 0;
    padding: 2.2rem 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transform: translateX(18px);
    transition: opacity .35s .15s, transform .35s .15s var(--ease);
    z-index: 2;
    min-width: 320px;
}

.tech-card:hover .tc-expanded {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
}

.tc-exp-head {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.tc-exp-icon {
    width: 52px; height: 52px;
    border-radius: 13px;
    background: linear-gradient(135deg, var(--green-dark), var(--green));
    display: grid;
    place-items: center;
    font-size: 1.3rem;
    color: #fff;
    flex-shrink: 0;
}

.tc-expanded h3 {
    font-family: var(--font-head);
    font-size: 1.4rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.15;
}

.tc-expanded > p {
    font-size: .88rem;
    color: rgba(255,255,255,.62);
    line-height: 1.7;
    margin-bottom: 1.4rem;
    max-width: 360px;
}

.tc-divider {
    width: 40px; height: 2px;
    background: var(--green);
    border-radius: 2px;
    margin-bottom: 1.2rem;
}

.tech-detail-item {
    display: flex;
    align-items: flex-start;
    gap: .6rem;
    font-size: .83rem;
    color: rgba(255,255,255,.75);
    margin-bottom: .55rem;
    line-height: 1.45;
}

.tech-detail-item i {
    color: var(--green);
    margin-top: .1rem;
    flex-shrink: 0;
    font-size: .8rem;
}

/* number badge on each card */
.tc-num {
    position: absolute;
    bottom: 1.2rem;
    right: 1.2rem;
    font-family: var(--font-head);
    font-size: 3.5rem;
    font-weight: 800;
    color: rgba(255,255,255,.04);
    line-height: 1;
    pointer-events: none;
    transition: color .3s, font-size .3s;
    z-index: 1;
}

.tech-card:hover .tc-num {
    color: rgba(73,159,60,.12);
    font-size: 5rem;
}

/* Mobile: revert to vertical stack */
@media (max-width: 860px) {
    .tech-accordion {
        flex-direction: column;
        height: auto;
        gap: .8rem;
    }

    /* ---- Card fechado: barra compacta ---- */
    .tech-card {
        min-width: unset;
        height: 72px;
        flex: unset !important;
        /* overflow visível ao abrir para não cortar o conteúdo */
        overflow: visible;
        transition: height .5s cubic-bezier(.4,0,.2,1), border-color .3s;
    }

    /* Garante que o bg e overlay não vazem para fora do card */
    .tech-card-bg,
    .tech-card-bg-overlay,
    .tech-card::after {
        border-radius: 18px;
        overflow: hidden;
    }

    /* ---- Card aberto: altura automática baseada no conteúdo ---- */
    .tech-card:hover,
    .tech-card.open {
        height: auto;
        flex: unset !important;
        overflow: hidden;
    }

    /* No mobile, suprime o efeito visual do :hover (borda verde + sombra)
       para não aparecer o "retângulo" ao toque — só .open aplica o destaque */
    .tech-card:hover {
        border-color: rgba(40,64,116,.5) !important;
        box-shadow: none !important;
    }

    .tech-card.open {
        border-color: var(--green) !important;
        box-shadow: 0 8px 30px rgba(73,159,60,.18) !important;
    }

    .tech-accordion:hover .tech-card { flex: unset; }

    /* ---- Estado fechado: linha horizontal com ícone + título ---- */
    .tc-collapsed {
        flex-direction: row;
        justify-content: flex-start;
        align-items: center;
        height: 72px;
        padding: 0 1.4rem;
        gap: 1rem;
        /* Garante que não vaze para fora do card fechado */
        position: absolute;
        top: 0; left: 0; right: 0;
        bottom: auto;
    }

    .tc-title-vert {
        writing-mode: horizontal-tb;
        transform: none;
        font-size: 1rem;
        color: rgba(255,255,255,.8);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    /* ---- Número: centralizado verticalmente na barra fechada ---- */
    .tc-num {
        /* Sobrescreve o posicionamento bottom/right do desktop */
        top: 50% !important;
        bottom: auto !important;
        right: 1.4rem !important;
        transform: translateY(-50%) !important;
        font-size: 2.2rem !important;
        /* Visível no estado fechado */
        color: rgba(255,255,255,.08) !important;
    }

    /* Oculta o número quando o card está aberto (conteúdo ocupa o espaço) */
    .tech-card.open .tc-num,
    .tech-card:hover .tc-num {
        opacity: 0 !important;
        transition: opacity .2s;
    }

    /* ---- Conteúdo expandido ---- */
    .tc-expanded {
        /* Fica logo abaixo da barra de 72px */
        position: relative;
        top: auto;
        left: auto; right: auto; bottom: auto;
        /* Remove inset herdado do desktop */
        inset: unset;
        min-width: unset;
        /* Padding confortável para mobile */
        padding: 1.4rem 1.4rem 1.6rem;
        /* Começa invisible e desliza para baixo */
        transform: translateY(8px);
        transition: opacity .3s .1s, transform .3s .1s;
        /* Ocupa toda a largura */
        width: 100%;
    }

    .tech-card:hover .tc-expanded,
    .tech-card.open .tc-expanded {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    /* Textos menores para mobile */
    .tc-expanded h3 {
        font-size: 1.15rem;
    }

    .tc-expanded > p {
        font-size: .85rem;
        max-width: 100%;        /* remove restrição de largura do desktop */
        margin-bottom: .9rem;
    }

    .tc-divider {
        margin-bottom: .9rem;
    }

    .tech-detail-item {
        font-size: .82rem;
        margin-bottom: .5rem;
    }

    /* Quando aberto: oculta o ícone/título azul colapsado — só o conteúdo expandido fica visível */
    .tech-card:hover .tc-collapsed,
    .tech-card.open .tc-collapsed {
        opacity: 0;
        pointer-events: none;
    }
}

/* ===== BENEFITS — FLIP CARDS ===== */
#beneficios {
    padding: 7rem clamp(1.5rem, 5vw, 4rem);
    background: var(--dark);
}

.benefits-header {
    text-align: center;
    margin-bottom: 4rem;
}

.benefits-header .section-label { justify-content: center; }
.benefits-header .section-label::before { display: none; }

.benefits-header p {
    color: var(--gray);
    font-size: 1rem;
    max-width: 520px;
    margin: 1rem auto 0;
    line-height: 1.7;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.flip-card {
    height: 260px;
    perspective: 1000px;
    cursor: pointer;
}

.flip-card:hover{
    -webkit-tap-highlight-color: transparent;
}

.flip-inner {
    position: relative;
    width: 100%; height: 100%;
    transform-style: preserve-3d;
    transition: transform .65s var(--ease);
}

.flip-card:hover .flip-inner { transform: rotateY(180deg); }

.flip-front, .flip-back {
    position: absolute;
    inset: 0;
    border-radius: 16px;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.flip-front {
    background: linear-gradient(145deg, rgba(40,64,116,.3), rgba(40,64,116,.1));
    border: 1px solid rgba(40,64,116,.6);
}

.flip-back {
    background: linear-gradient(145deg, var(--green-dark), var(--green));
    border: 1px solid rgba(73,159,60,.6);
    transform: rotateY(180deg);
}

.flip-front-icon {
    width: 64px; height: 64px;
    border-radius: 16px;
    background: rgba(73,159,60,.15);
    border: 1px solid rgba(73,159,60,.3);
    display: grid;
    place-items: center;
    font-size: 1.6rem;
    color: var(--green);
    margin-bottom: 1rem;
}

.flip-front h3 {
    font-family: var(--font-head);
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.25;
}

.flip-front p {
    font-size: .82rem;
    color: rgba(255,255,255,.5);
    margin-top: .5rem;
}

.flip-back p {
    font-size: .92rem;
    color: rgba(255,255,255,.92);
    line-height: 1.65;
}

.flip-back h4 {
    font-family: var(--font-head);
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: .7rem;
}

.flip-back .stat {
    font-family: var(--font-head);
    font-size: 2.4rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    margin-bottom: .3rem;
}

/* ===== CONTACT ===== */
#contato {
    padding: 7rem clamp(1.5rem, 5vw, 4rem);
    background: var(--blue-deeper);
    position: relative;
    overflow: hidden;
}

#contato::after {
    content: '';
    position: absolute;
    bottom: -300px; left: -200px;
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(40,64,116,.25) 0%, transparent 70%);
    pointer-events: none;
}

.contact-wrap {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}

.contact-left h2 {
    font-family: var(--font-head);
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 800;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 1rem;
}

.contact-left p {
    color: var(--gray);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.1rem;
}

.contact-info-item .ci-icon {
    width: 44px; height: 44px;
    border-radius: 10px;
    background: rgba(40,64,116,.4);
    border: 1px solid rgba(40,64,116,.8);
    display: grid;
    place-items: center;
    color: var(--green);
    font-size: 1rem;
    flex-shrink: 0;
}

.contact-info-item span {
    font-size: .9rem;
    color: rgba(255,255,255,.75);
}

/* Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: .45rem;
}

.form-group label {
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .06em;
    color: var(--gray);
    text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 10px;
    padding: .85rem 1.1rem;
    font-family: var(--font-body);
    font-size: .95rem;
    color: #fff;
    outline: none;
    transition: border-color .25s, background .25s;
    width: 100%;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,.3); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--green);
    background: rgba(73,159,60,.07);
}

.form-group select option { background: var(--blue-deep, #0e1a35); color: #fff; }

.form-group textarea { resize: vertical; min-height: 110px; }

.form-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .7rem;
    background: var(--green);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .25s, transform .2s, box-shadow .25s;
    box-shadow: 0 8px 30px rgba(73,159,60,.3);
}

.form-submit:hover {
    background: var(--green-light);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(73,159,60,.45);
}

/* ============================================================= FOOTER ============================================================= */
.logo-footer-svg{
    height: 90px;
    width:auto;
}

footer {
    background: linear-gradient(135deg, #0d1628 0%, #152240 40%, #1a2e50 70%, #122a1e 100%);
    border-top: 3px solid #41a449;
    box-shadow: 0 -8px 50px rgba(0,0,0,.35);
    padding: 4rem clamp(1.5rem, 5vw, 4rem) 2rem;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: -80px; right: -80px;
    width: 420px; height: 420px;
    background: radial-gradient(circle, rgba(65,164,73,.18) 0%, transparent 65%);
    pointer-events: none;
}

footer::after {
    content: '';
    position: absolute;
    bottom: -60px; left: -60px;
    width: 380px; height: 380px;
    background: radial-gradient(circle, rgba(43,59,110,.35) 0%, transparent 65%);
    pointer-events: none;
}

.footer-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.footer-brand .nav-logo { margin-bottom: 1rem; }

.footer-brand p {
    font-size: .88rem;
    color: rgba(255,255,255,.55);
    line-height: 1.65;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: .7rem;
}

.social-links a {
    width: 38px; height: 38px;
    border-radius: 8px;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.12);
    color: rgba(255,255,255,.6);
    display: grid;
    place-items: center;
    text-decoration: none;
    font-size: .9rem;
    transition: background .25s, color .25s, border-color .25s, transform .2s;
}

.social-links a:hover {
    background: #41a449;
    border-color: #41a449;
    color: #fff;
    transform: translateY(-2px);
}

.footer-col h4 {
    font-family: var(--font-head);
    font-size: .82rem;
    font-weight: 700;
    letter-spacing: .12em;
    color: #fff;
    text-transform: uppercase;
    margin-bottom: 1.2rem;
    padding-bottom: .6rem;
    border-bottom: 2px solid rgba(65,164,73,.4);
    display: inline-block;
}

.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: .65rem; }

.footer-col ul a {
    font-size: .88rem;
    color: rgba(255,255,255,.5);
    text-decoration: none;
    transition: color .25s, padding-left .2s;
    display: inline-flex;
    align-items: center;
    gap: .4rem;
}

.footer-col ul a::before {
    content: '';
    display: block;
    width: 0; height: 2px;
    background: #41a449;
    border-radius: 1px;
    transition: width .25s;
    flex-shrink: 0;
}

.footer-col ul a:hover {
    color: #fff;
}

.footer-col ul a:hover::before {
    width: 12px;
}

.footer-bottom {
    max-width: 1100px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.footer-bottom p {
    font-size: .82rem;
    color: rgba(255,255,255,.3);
}

.footer-bottom a {
    color: #41a449;
    text-decoration: none;
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity .7s var(--ease), transform .7s var(--ease);
}

.reveal.in { opacity: 1; transform: translateY(0); }

.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }


/* =============================================== BOTÃO FLUTUANTE WHATSAPP ======================================================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    cursor: pointer;
    z-index: 9999;
    transition: all 0.3s ease;
    text-decoration: none;
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    background: #128C7E;
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

.whatsapp-float:active {
    transform: scale(0.95);
}

.whatsapp-float i {
    font-size: 32px;
    line-height: 1;
}

/* Tooltip */
.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    background: white;
    color: #333;
    padding: 8px 15px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid white;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
    right: 75px;
}

/* =================================================== SCROLL TO TOP =============================================================== */
.scroll-top {
    position: fixed;
    bottom: 100px;
    right: 34px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--green-dark), var(--green));
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    font-size: 1.2rem;
}

.scroll-top.active {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* =================================
   Animations
   ================================= */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .nav-links { display: none; }
    .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: rgba(243,246,252, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 1.5rem 2rem 2rem;
    gap: 1.2rem;
    border-top: 1px solid rgba(43,59,110,.12);
    box-shadow: 0 8px 24px rgba(43,59,110,.10);
    }

    /* Links do menu mobile: azul-marinho */
    .nav-links.open a {
        color: #2b3b6e !important;
        font-weight: 600;
    }

    .nav-links.open a:hover {
        color: #41a449 !important;
    }
    
    .hamburger { display: flex; }
    .stack-card { grid-template-columns: 1fr !important; gap: 2rem; direction: ltr !important; }
    .stack-card.reverse { direction: ltr; }
    .contact-wrap { grid-template-columns: 1fr; gap: 3rem; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }

    /* ---- Footer brand: logos empilhadas e centralizadas ---- */
    .footer-brand {
        grid-column: 1 / -1;   /* ocupa toda a largura no grid 1fr 1fr */
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-brand .nav-logo {
        flex-direction: column;  /* logos uma embaixo da outra */
        align-items: center;
        gap: 1rem;
        width: 100%;
    }

    .footer-brand .logo-footer-svg {
        width: min(280px, 80vw);  /* limita largura para não transbordar */
        height: auto;
    }

    .footer-brand p {
        overflow-wrap: break-word;
        word-break: break-word;
        max-width: 100%;          /* garante que não seja cortado */
    }

    .social-links {
        justify-content: center;
    }

    /* ---- Colunas de links: centralizadas ---- */
    .footer-col {
        text-align: center;
    }

    .footer-col h4 {
        display: block;           /* ocupa a linha toda para centralizar */
    }

    .footer-col ul {
        align-items: center;
    }

    .footer-col ul a::before {
        display: none;            /* remove barrinha que quebra o alinhamento centralizado */
    }

    /* ---- Footer bottom ---- */
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
    }

    /* Scroll-to-top alinhado acima do botão WhatsApp */
    .scroll-top {
        bottom: 87px;
        right: 20px;
        -webkit-tap-highlight-color: transparent;
    }

    .whatsapp-icon {
        width: 30px;
        height: 30px;
    }

    .whatsapp-tooltip {
        display: none;
    }
}

@media (max-width: 600px) {
    .footer-grid { grid-template-columns: 1fr; }
    .carousel-arrow { display: none; }
    .benefits-grid { grid-template-columns: 1fr 1fr; }

    /* Coluna única: centraliza tudo no rodapé */
    .footer-brand {
        grid-column: 1;
    }

    .footer-brand .logo-footer-svg {
        width: min(240px, 85vw);
    }
}