/* ==========================================================================
   VARIÁVEIS GLOBAIS 
   ========================================================================== */
:root {
    --cor-primaria: #FFB81C; 
    --cor-primaria-hover: #e09e10;
    --cor-fundo: #f8f9fa;
    --cor-escuro-1: #111111; 
    --cor-escuro-2: #2B2C2D; 
    --cor-texto-claro: #ffffff;
    --cor-texto-escuro: #1a1a1a;
    --cor-texto-mutado: #555555;
    
    --fonte-principal: 'Montserrat', system-ui, -apple-system, sans-serif;
    --transicao-padrao: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   RESET E CONFIGURAÇÕES BASE
   ========================================================================== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--fonte-principal);
    color: var(--cor-texto-escuro);
    background-color: var(--cor-fundo);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { text-transform: uppercase; line-height: 1.2; font-weight: 900; }
a { text-decoration: none; }

/* ==========================================================================
   COMPONENTES (Botões)
   ========================================================================== */
.btn {
    display: inline-block;
    background-color: var(--cor-primaria);
    color: var(--cor-escuro-1);
    padding: 18px 40px;
    font-size: 1rem;
    font-weight: 800;
    text-transform: uppercase;
    border: 2px solid var(--cor-primaria);
    cursor: pointer;
    transition: var(--transicao-padrao);
    text-align: center;
}
.btn:hover, .btn:focus { background-color: transparent; color: var(--cor-primaria); }
.btn-outline { background-color: transparent; color: var(--cor-primaria); }
.btn-outline:hover, .btn-outline:focus { background-color: var(--cor-primaria); color: var(--cor-escuro-1); }

/* ==========================================================================
   LAYOUT PRINCIPAL
   ========================================================================== */

/* Navbar  */
.navbar {
    background-color: rgba(255, 255, 255, 0.98); 
    padding: 15px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(8px);
    border-bottom: 3px solid var(--cor-primaria); 
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15); 
}

/* Tratamento para a Logo Imagem na Navbar */
.logo { 
    display: flex;
    align-items: center;
}
.logo img {
    max-height: 75px; /* Aumentei um pouco para valorizar no fundo branco */
    width: auto;
    object-fit: contain;
}

/* Seção 1: Hero */
.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 5%;
    color: var(--cor-texto-claro);
    overflow: hidden; 
}

/* Fundo do Hero com propriedades separadas para garantir o fallback */
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-color: var(--cor-escuro-1);
    background-image: linear-gradient(to right, rgba(0,0,0,0.92) 0%, rgba(0,0,0,0.4) 100%), url('../img/hero.png');
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    z-index: -1;
    transition: transform 4s cubic-bezier(0.25, 0.46, 0.45, 0.94); 
}

.hero:hover::before {
    transform: scale(1.08); 
}

.hero-conteudo {
    position: relative;
    z-index: 1; 
    max-width: 900px;
    padding-top: 80px; 
}

.hero h1 { font-size: clamp(2.2rem, 5vw, 4.5rem); margin-bottom: 25px; }
.hero p {
    font-size: clamp(1rem, 2vw, 1.2rem);
    font-weight: 600;
    margin-bottom: 40px;
    max-width: 750px;
    border-left: 4px solid var(--cor-primaria);
    padding-left: 20px;
    color: #e0e0e0;
}

/* Seção 2: Compliance */
.compliance { padding: 100px 5%; background-color: var(--cor-texto-claro); display: flex; flex-wrap: wrap; gap: 60px; }
.compliance-head { flex: 1 1 400px; }
.compliance-head h2 { font-size: clamp(2rem, 4vw, 2.8rem); color: var(--cor-escuro-1); margin-bottom: 20px; }
.compliance-head p { font-size: 1.1rem; color: var(--cor-texto-mutado); }
.compliance-topicos { flex: 1 1 400px; display: flex; flex-direction: column; gap: 40px; }
.topico { display: flex; gap: 20px; }
.topico-icone { width: 55px; height: 55px; background-color: var(--cor-primaria); color: var(--cor-escuro-1); display: flex; align-items: center; justify-content: center; font-weight: 900; font-size: 1.5rem; flex-shrink: 0; }
.topico-texto h3 { font-size: 1.3rem; margin-bottom: 10px; color: var(--cor-escuro-1); }

/* Seção 3: Ecossistema */
.ecossistema { padding: 100px 5%; background-color: var(--cor-escuro-1); color: var(--cor-texto-claro); }
.eco-header { text-align: center; margin-bottom: 60px; max-width: 800px; margin-inline: auto; }
.eco-header h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 20px; }
.eco-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 350px), 1fr)); gap: 30px; }

/* Correção da cor do link clicável da SVET */
a.card { text-decoration: none; }
a.card:link, a.card:visited, a.card:hover, a.card:active { color: inherit; }

.card { height: 500px; position: relative; overflow: hidden; background-color: var(--cor-escuro-2); border-bottom: 4px solid var(--cor-primaria); }

/* APLICANDO FALLBACK DIRETO NA TAG IMG PARA BLINDAR CONTRA QUEBRA */
.card img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
    transition: transform 0.8s ease;
    background-color: var(--cor-escuro-2); 
    color: var(--cor-texto-claro); 
}

.card:hover img { transform: scale(1.08); }
.card-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.1) 100%); display: flex; flex-direction: column; justify-content: flex-end; padding: 40px; transition: var(--transicao-padrao); }
.card:hover .card-overlay { background: linear-gradient(to top, rgba(43, 44, 45, 0.95) 0%, rgba(43, 44, 45, 0.6) 100%); }
.card h3 { color: var(--cor-primaria); font-size: 1.8rem; margin-bottom: 15px; border-bottom: 2px solid rgba(255, 184, 28, 0.3); padding-bottom: 10px; }
.card p.resumo { font-weight: 600; font-size: 1.1rem; margin-bottom: 10px; }
.card p.foco { font-size: 0.95rem; color: #cccccc; max-height: 0; opacity: 0; overflow: hidden; transition: var(--transicao-padrao); }
.card:hover p.foco { max-height: 200px; opacity: 1; margin-top: 10px; }

/* Seção 4: Compromisso */
.compromisso { padding: 100px 5%; background-color: var(--cor-primaria); color: var(--cor-escuro-1); }
.container-central { max-width: 900px; margin: 0 auto; text-align: center; }
.compromisso h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 30px; }
.compromisso p { font-size: 1.4rem; font-weight: 600; }

/* Rodapé */
.footer-principal { background-color: var(--cor-escuro-2); color: var(--cor-texto-claro); padding: 80px 5% 40px; text-align: center; border-top: 4px solid var(--cor-primaria); }
.footer-principal h2 { font-size: clamp(1.8rem, 3vw, 2.2rem); margin-bottom: 15px; }
.footer-principal p { color: #aaaaaa; font-size: 1.1rem; margin-bottom: 40px; }
.footer-btns { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; margin-bottom: 60px; }
.copyright { color: var(--cor-texto-mutado); font-size: 0.9rem; border-top: 1px solid #111; padding-top: 20px; }

/* ==========================================================================
   MEDIA QUERIES
   ========================================================================== */
@media (max-width: 768px) {
    .compliance { padding: 60px 5%; gap: 40px; }
    .card { height: 450px; }
    .card p.foco { max-height: 200px; opacity: 1; margin-top: 10px; }
    .card-overlay { background: linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.4) 100%); }
    .logo img { max-height: 40px; } 
}