body {
    min-height: 100vh;
}

/* Botões 3D: borda inferior sólida simula profundidade; ao clicar, o botão "afunda" */
.btn {
    --btn-3d-depth: 4px;
    --btn-3d-shadow: rgba(0, 0, 0, .35);
    border-radius: 0.55rem;
    font-weight: 500;
    letter-spacing: .01em;
    padding-left: 1rem;
    padding-right: 1rem;
    border-bottom: none;
    box-shadow: 0 var(--btn-3d-depth) 0 0 var(--btn-3d-shadow);
    transform: translateY(0);
    transition: transform .08s ease, box-shadow .08s ease, background-color .12s ease;
}

.btn:hover {
    filter: brightness(1.04);
}

.btn:active,
.btn.active {
    transform: translateY(var(--btn-3d-depth));
    box-shadow: 0 0 0 0 var(--btn-3d-shadow) !important;
}

.btn:focus {
    box-shadow: 0 var(--btn-3d-depth) 0 0 var(--btn-3d-shadow), 0 0 0 .2rem rgba(139, 90, 52, .25);
}
.btn:active:focus {
    box-shadow: 0 0 0 0 var(--btn-3d-shadow), 0 0 0 .2rem rgba(139, 90, 52, .25) !important;
}

.btn-sm {
    --btn-3d-depth: 3px;
    border-radius: 0.45rem;
}

/* Paleta quente (tema haras) no lugar do azul padrão do Bootstrap */
.btn-primary {
    --btn-3d-shadow: #5a3a22;
    background-color: #8a5a34;
    border-color: #8a5a34;
}
.btn-primary:hover,
.btn-primary:focus {
    background-color: #8a5a34;
    border-color: #8a5a34;
}

.btn-success {
    --btn-3d-shadow: #2c4a25;
    background-color: #4c7a3f;
    border-color: #4c7a3f;
}
.btn-success:hover,
.btn-success:focus {
    background-color: #4c7a3f;
    border-color: #4c7a3f;
}

.btn-outline-secondary {
    --btn-3d-shadow: #a8987f;
    color: #5a4636;
    border-color: #c9bba8;
}
.btn-outline-secondary:hover {
    background-color: #f4efe8;
    color: #5a4636;
    border-color: #c9bba8;
}

.btn-outline-danger {
    --btn-3d-shadow: #dc3545;
}

.btn-outline-light {
    --btn-3d-shadow: rgba(0, 0, 0, .4);
}

/* Espaçamento entre botões de ação nas tabelas */
td .btn,
td form {
    margin-right: .35rem;
}
td .btn:last-child,
td form:last-child {
    margin-right: 0;
}

/* Navbar */
.navbar-dark.bg-dark {
    background-color: #3a2f26 !important;
}
.navbar-dark .btn-outline-light {
    border-radius: 0.5rem;
}

/* Títulos das páginas */
main h1.h3 {
    font-weight: 700;
}

/* Badge de status "Ativo/Ativa" em verde claro */
.badge-ativo {
    background-color: #d1f2d5;
    color: #1e6b2f;
}

/* Rótulos dos campos de formulário */
.form-label {
    font-weight: 700;
    color: #0a3364;
}

/* Botões Salvar (verde degradê) e Cancelar (vermelho degradê) dos formulários */
.btn-salvar {
    --btn-3d-shadow: #1e5c22;
    background-image: linear-gradient(180deg, #6cc26c 0%, #3f8f3f 100%);
    background-color: #3f8f3f;
    border-color: #3f8f3f;
    color: #fff;
}
.btn-salvar:hover,
.btn-salvar:focus {
    background-image: linear-gradient(180deg, #6cc26c 0%, #3f8f3f 100%);
    border-color: #3f8f3f;
    color: #fff;
}

.btn-cancelar {
    --btn-3d-shadow: #7a1f1f;
    background-image: linear-gradient(180deg, #ef6b6b 0%, #c0392b 100%);
    background-color: #c0392b;
    border-color: #c0392b;
    color: #fff;
}
.btn-cancelar:hover,
.btn-cancelar:focus {
    background-image: linear-gradient(180deg, #ef6b6b 0%, #c0392b 100%);
    border-color: #c0392b;
    color: #fff;
}

/* Rodape institucional */
.app-footer {
    background-color: #3a2f26;
    color: rgba(255, 255, 255, .55);
    font-size: .78rem;
    line-height: 1.6;
}

/* Menu principal */
.navbar .nav-link {
    color: rgba(255, 255, 255, .75);
    border-radius: .4rem;
    transition: background-color .12s ease, color .12s ease;
}
.navbar .nav-link i {
    font-size: .95rem;
}
.navbar .nav-link:hover {
    color: #fff;
    background-color: rgba(255, 255, 255, .08);
}
.navbar .nav-link.active {
    color: #eabc6a;
    background-color: rgba(234, 188, 106, .12);
    font-weight: 600;
}
.navbar .dropdown-menu {
    background-color: #2f2620;
    border: 1px solid rgba(234, 188, 106, .25);
    --bs-dropdown-link-color: rgba(255, 255, 255, .8);
    --bs-dropdown-link-hover-color: #fff;
    --bs-dropdown-link-hover-bg: rgba(234, 188, 106, .15);
}
.navbar .dropdown-item i {
    width: 1.1rem;
    display: inline-block;
    text-align: center;
    margin-right: .25rem;
}
.navbar-brand img {
    box-shadow: 0 .15rem .4rem rgba(0, 0, 0, .35);
}

/* Cards de estatistica do dashboard */
.stat-card {
    border: none;
    border-radius: .9rem;
    box-shadow: 0 .125rem .5rem rgba(0, 0, 0, .08);
    transition: transform .15s ease, box-shadow .15s ease;
}
.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 .75rem 1.5rem rgba(0, 0, 0, .16);
}
.stat-icon {
    width: 54px;
    height: 54px;
    min-width: 54px;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.5rem;
    box-shadow: 0 .25rem .5rem rgba(0, 0, 0, .18);
}
.stat-label {
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: #6c757d;
    font-weight: 700;
    margin-bottom: .2rem;
}
.stat-value {
    font-size: 1.65rem;
    font-weight: 700;
    margin-bottom: 0;
    color: #212529;
    line-height: 1.1;
}