:root {
    --cor-principal: #080F24;
    --cor-secundaria: #1E3A8A;
    --cor-terciaria: #1F74FF;
    --cor-quartenaria: #595959;
    --cor-negrito: black;
    --cor-destaque: white;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: linear-gradient(to bottom, var(--cor-secundaria), var(--cor-principal));
    color: var(--cor-destaque);
    display: flex;
    flex-direction: column;
}

/* Conteúdo principal */
.esp-lat-ext {
    margin-left: 125px;
    margin-right: 100px;
    padding: 40px 20px;
    flex: 1;
}

/* Título */
.frames .titulo {
    text-align: center;
    margin-bottom: 40px;
}

.frames .titulo h1 {
    font-size: 2.8rem;
    border-bottom: 3px solid var(--cor-terciaria);
    display: inline-block;
    padding-bottom: 10px;
}

.frames .titulo p {
    margin-top: 15px;
    font-size: 1.2rem;
    opacity: 0.9;
}

/* GRID – exatamente 3 cards por linha no desktop */
.grid-frameworks {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

/* Cards */
.card-framework {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.3s;
    width: calc(50% - 10px);
}

.card-framework:hover {
    transform: translateY(-8px);
}

.card-framework h2 {
    color: var(--cor-terciaria);
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.card-framework pre {
    background: #000;
    color: #fff;
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.card-framework code {
    font-family: 'Courier New', monospace;
}

/* Botão de copiar (estilo melhorado mantido) */
.btn-copiar {
    background: linear-gradient(135deg, var(--cor-terciaria), #0d6efd);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(31, 116, 255, 0.4);
    width: 100%;
    text-decoration: none;
}

.btn-copiar:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(31, 116, 255, 0.6);
    background: linear-gradient(135deg, #0d6efd, var(--cor-terciaria));
}

.btn-copiar:active {
    transform: translateY(0);
}

a.btn-copiar {
    margin-top: 10px;
}

/* RESPONSIVO */
@media (max-width: 1024px) {
    .grid-frameworks {
        width: 100%;
    }

    .btn-copiar.btn {
        display: none;
    }
}

@media (max-width: 730px) {
    .esp-lat-ext {
        margin-left: 20px;
        margin-right: 20px;
        padding: 20px 10px;
    }
    .frames .titulo h1 {
        font-size: 2rem;
    }

    .card-framework {
        width: 100%;
    }
}