:root{
    --fundo:#000610;          /* mesmo fundo do logo.jpeg */
    --cartao:#080f1e;
    --borda:rgba(233,180,76,.18);
    --dourado:#e9b44c;
    --dourado-escuro:#c9922f;
    --prata:#dfe5ec;
    --texto:#9aa6b8;
}

*{
    box-sizing:border-box;
}

html{
    -webkit-text-size-adjust:100%;
    scroll-behavior:smooth;
}

body{
    margin:0;
    background:var(--fundo);
    font-family:"Segoe UI", Arial, Helvetica, sans-serif;
    color:var(--texto);
    line-height:1.6;
}

h1,h2,h3{
    color:var(--prata);
    letter-spacing:.5px;
}

/* =========================================
   Hero de tela cheia
   ========================================= */

.hero{
    position:relative;
    min-height:100vh;
    min-height:100svh;      /* evita o corte da barra do navegador no mobile */

    display:flex;
    flex-direction:column;
    justify-content:flex-end;

    overflow:hidden;
}

.hero-img{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;

    /* o logo e 16:9 e tem fundo escuro chapado igual ao da pagina:
       "contain" evita cortar a marca e a emenda fica invisivel */
    object-fit:contain;
    object-position:center 34%;

    z-index:0;
    animation:respirar 24s ease-in-out infinite;
}

/* em telas mais largas que o logo, "cover" so corta faixa vazia -> preenche 100% */
@media (min-aspect-ratio: 16/9){
    .hero-img{
        object-fit:cover;
        object-position:center;
    }
}

/* zoom lento e continuo, quase imperceptivel */
@keyframes respirar{
    0%,100%{ transform:scale(1); }
    50%    { transform:scale(1.06); }
}

/* degrade para o texto nunca disputar leitura com a marca */
.hero::after{
    content:"";
    position:absolute;
    inset:auto 0 0 0;
    height:62%;
    background:linear-gradient(to bottom, rgba(0,6,16,0) 0%, rgba(0,6,16,.85) 45%, var(--fundo) 100%);
    z-index:1;
    pointer-events:none;
}

.hero-conteudo{
    position:relative;
    z-index:2;

    width:100%;
    max-width:640px;
    margin:0 auto;
    padding:0 24px 92px;

    text-align:center;
}

h1{
    margin:0 0 8px;
    font-size:clamp(1.5rem, 4vw, 2.375rem);
    line-height:1.25;
}

.linha-fina{
    margin:0 0 20px;
    font-size:clamp(.9375rem, 2.5vw, 1.125rem);
    color:var(--dourado);
    letter-spacing:1.5px;
    text-transform:uppercase;
}

p{
    margin:0 auto;
    max-width:52ch;
}

/* ---- entrada em cascata ---- */

.anima{
    opacity:0;
    animation:subir .8s cubic-bezier(.2,.7,.3,1) forwards;
}

.anima-1{ animation-delay:.15s; }
.anima-2{ animation-delay:.35s; }
.anima-3{ animation-delay:.55s; }
.anima-4{ animation-delay:.75s; }

@keyframes subir{
    from{ opacity:0; transform:translateY(24px); }
    to  { opacity:1; transform:none; }
}

/* ---- seta de rolagem ---- */

.seta{
    position:absolute;
    left:50%;
    bottom:26px;
    transform:translateX(-50%);
    z-index:2;

    width:40px;
    height:40px;
    color:var(--dourado);

    opacity:0;
    animation:subir .8s ease 1.1s forwards, pular 2.4s ease-in-out 2s infinite;
}

.seta svg{
    width:100%;
    height:100%;
}

@keyframes pular{
    0%,100%{ transform:translate(-50%, 0); }
    50%    { transform:translate(-50%, 9px); }
}

/* =========================================
   Botao e contato
   ========================================= */

.botao{
    display:inline-block;
    margin-top:32px;
    padding:15px 40px;

    background:var(--dourado);
    color:#000610;
    font-weight:700;
    letter-spacing:.5px;
    text-decoration:none;

    border-radius:8px;
    transition:background .2s ease, transform .2s ease, box-shadow .2s ease;
}

.botao:hover,
.botao:focus{
    background:var(--dourado-escuro);
    transform:translateY(-2px);
    box-shadow:0 10px 24px rgba(233,180,76,.22);
}

.botao:focus-visible{
    outline:2px solid var(--prata);
    outline-offset:3px;
}

.contato{
    margin-top:20px;
    font-size:.9375rem;
}

.contato a{
    color:var(--dourado);
    text-decoration:none;
    border-bottom:1px solid rgba(233,180,76,.35);
}

.contato a:hover{
    color:var(--prata);
    border-bottom-color:var(--prata);
}

/* =========================================
   Solucoes
   ========================================= */

.solucoes{
    max-width:1040px;
    margin:0 auto;
    padding:96px 24px 40px;
}

.secao-cabecalho{
    text-align:center;
    margin-bottom:48px;
}

.secao-cabecalho h2{
    margin:0 0 10px;
    font-size:clamp(1.375rem, 3vw, 1.875rem);
}

.grade{
    display:grid;
    grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));
    gap:24px;
}

.card{
    background:var(--cartao);
    border:1px solid var(--borda);
    border-radius:16px;
    padding:36px 32px;

    transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}

.card:hover{
    transform:translateY(-6px);
    border-color:rgba(233,180,76,.45);
    box-shadow:0 20px 44px rgba(0,0,0,.5);
}

.card-icone{
    display:flex;
    align-items:center;
    justify-content:center;

    width:52px;
    height:52px;
    margin-bottom:20px;

    border-radius:12px;
    background:rgba(233,180,76,.1);
    color:var(--dourado);
}

.card-icone svg{
    width:26px;
    height:26px;
}

.card h3{
    margin:0 0 4px;
    font-size:1.375rem;
}

.card-chamada{
    margin:0 0 14px;
    color:var(--dourado);
    font-size:.875rem;
    letter-spacing:.8px;
    text-transform:uppercase;
    line-height:1.4;
}

.card-descricao{
    margin:0;
}

/* ---- revelar ao rolar ---- */

/* so esconde se o JS estiver ativo -> sem JS o conteudo aparece normalmente */
.js .revelar{
    opacity:0;
    transform:translateY(28px);
    transition:opacity .7s ease var(--atraso, 0ms), transform .7s cubic-bezier(.2,.7,.3,1) var(--atraso, 0ms);
}

.js .revelar.visivel{
    opacity:1;
    transform:none;
}

/* =========================================
   Chamada final e rodape
   ========================================= */

.chamada-final{
    max-width:640px;
    margin:0 auto;
    padding:72px 24px 88px;
    text-align:center;
}

.chamada-final h2{
    margin:0;
    font-size:clamp(1.25rem, 3vw, 1.75rem);
}

.rodape{
    padding:28px 24px 36px;
    border-top:1px solid rgba(255,255,255,.06);

    font-size:.8125rem;
    color:#5c6880;
    text-align:center;
}

/* =========================================
   Ajustes por tela
   ========================================= */

/* telas baixas: encolhe o bloco do hero para nao encostar na marca */
@media (max-height:620px){
    .hero-conteudo{
        padding-bottom:70px;
    }
    .botao{
        margin-top:20px;
    }
}

@media (max-width:600px){
    .hero-conteudo .botao,
    .chamada-final .botao{
        display:block;
        padding:15px 24px;
    }
    .solucoes{
        padding-top:72px;
    }
    .card{
        padding:30px 24px;
    }
}

@media (prefers-reduced-motion:reduce){
    html{
        scroll-behavior:auto;
    }
    .hero-img,
    .seta{
        animation:none;
    }
    .anima{
        opacity:1;
        animation:none;
    }
    .seta{
        opacity:1;
    }
    .js .revelar{
        opacity:1;
        transform:none;
        transition:none;
    }
    .botao,
    .card{
        transition:none;
    }
    .botao:hover,
    .card:hover{
        transform:none;
    }
}