/* Variáveis */
:root {
    --verde-primary: #359830;
    --verde-dark: #2c4420;
    --header-height: 76px;
}

/* Navbar Base */
.navbar {
    padding: 0.8rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    min-height: var(--header-height);
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.12);
}

/* Logo */
.navbar-brand {
    padding: 0;
    margin: 0;
    transition: transform 0.3s ease;
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.logo {
    height: 50px;
    width: auto;
    transition: height 0.3s ease;
}

.navbar.scrolled .logo {
    height: 45px;
}

/* Nav Items */
.navbar-nav {
    gap: 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
}

.nav-link {
    color: #333 !important;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--verde-primary) !important;
    background-color: rgba(53, 152, 48, 0.05);
}

.nav-link i {
    font-size: 1rem;
}

/* Botões */
.btn-login,
.btn-add-project,
.btn-logout {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    white-space: nowrap;
    font-size: 0.9rem;
    border: 2px solid transparent;
}

.btn-login {
    background: var(--verde-primary);
    border-color: var(--verde-primary);
}

.btn-login:hover {
    background: var(--verde-dark);
    border-color: var(--verde-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(53, 152, 48, 0.3);
}

.btn-add-project {
    background: #0d6efd;
    border-color: #0d6efd;
}

.btn-add-project:hover {
    background: #0b5ed7;
    border-color: #0b5ed7;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
}

.btn-logout {
    background: transparent;
    color: #dc3545;
    border-color: #dc3545;
    padding: 0.5rem 1rem;
}

.btn-logout:hover {
    background: #dc3545;
    color: white;
    border-color: #dc3545;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
}

/* Imagem do Usuário */
.profile-img {
    height: 45px;
    width: 45px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center;
    border: 2px solid var(--verde-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    margin-right: 0.8rem;
    transition: transform 0.3s ease;
}

.profile-img:hover {
    transform: scale(1.1);
}

/* Info do Usuário */
.user-info {
    color: #333;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    margin-right: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(53, 152, 48, 0.05);
    border-radius: 8px;
}

.user-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Toggler */
.navbar-toggler {
    border: none;
    padding: 0.4rem;
    transition: transform 0.3s ease;
}

.navbar-toggler:focus {
    box-shadow: none;
    outline: 2px solid var(--verde-primary);
}

.navbar-toggler:hover {
    transform: scale(1.1);
}

.navbar-toggler-icon {
    width: 28px;
    height: 28px;
}
        .navbar {
            padding: 1rem 0;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            background: white !important;
            transition: all 0.3s ease;
        }

        .navbar.scrolled {
            padding: 0.5rem 0;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
        }

        .navbar-brand img {
            height: 50px;
            transition: height 0.3s ease;
        }

        .navbar.scrolled .navbar-brand img {
            height: 40px;
        }

        .nav-link {
            font-family: 'Montserrat', sans-serif;
            font-weight: 500;
            color: #333 !important;
            padding: 0.5rem 1rem !important;
            transition: color 0.3s ease;
            position: relative;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--verde-primary);
            transition: all 0.3s ease;
            transform: translateX(-50%);
        }

        .nav-link:hover::after {
            width: 80%;
        }

        .nav-link:hover {
            color: var(--verde-primary) !important;
        }

        .btn-cadastro {
            background: var(--verde-primary);
            color: white !important;
            padding: 0.6rem 1.5rem !important;
            border-radius: 25px;
            font-weight: 600;
            transition: all 0.3s ease;
            border: 2px solid var(--verde-primary);
        }

        .btn-cadastro:hover {
            background: white;
            color: var(--verde-primary) !important;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(53, 152, 48, 0.3);
        }

/* Responsividade */
@media (max-width: 768px) {
    .navbar {
        padding: 0.6rem 0;
    }

    .logo {
        height: 45px;
    }

    .navbar-collapse {
        margin-top: 1rem;
        padding: 1rem 0;
        background: white;
        border-radius: 12px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    }

    .navbar-nav {
        gap: 0.3rem;
    }

    .nav-item {
        width: 100%;
        justify-content: center;
    }

    .nav-link {
        width: 100%;
        text-align: center;
        padding: 0.8rem 1rem !important;
    }

    .btn-login,
    .btn-add-project,
    .btn-logout {
        width: 100%;
        margin: 0.3rem 0;
        justify-content: center;
    }

    .user-info {
        width: 100%;
        text-align: center;
        margin: 0.3rem 0;
    }

    .user-actions {
        width: 100%;
        flex-direction: column;
        gap: 0.5rem;
        padding: 0.5rem 0;
    }

    .profile-img {
        margin: 0;
        height: 60px;
        width: 60px;
    }

    .btn-logout {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .logo {
        height: 40px;
    }

    .nav-link {
        font-size: 0.9rem;
        padding: 0.7rem 0.8rem !important;
    }

    .btn-login,
    .btn-add-project,
    .btn-logout {
        font-size: 0.85rem;
        padding: 0.7rem 1rem;
    }

    .user-info {
        font-size: 0.9rem;
    }
}

/* Animações */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.navbar-collapse.show,
.navbar-collapse.collapsing {
    animation: slideDown 0.3s ease;
}

/* Acessibilidade */
.nav-link:focus,
.btn-login:focus,
.btn-add-project:focus,
.btn-logout:focus {
    outline: 2px solid var(--verde-primary);
    outline-offset: 2px;
}

/* Estado de carregamento */
.navbar .spinner-border {
    width: 1.5rem;
    height: 1.5rem;
    border-width: 0.2rem;
    color: var(--verde-primary);
}